diff --git a/Fltk/FlGui.cpp b/Fltk/FlGui.cpp
index d26a0aa5e95cdeb394c72e1c66185cd93d520da4..bdd5f835bb5acbc97c39ba69ea7c3d2706e864a7 100644
--- a/Fltk/FlGui.cpp
+++ b/Fltk/FlGui.cpp
@@ -73,7 +73,7 @@ void FlGui::wait(double time)
 void FlGui::lock()
 {
 #if defined(_OPENMP)
-  if(Msg::GetThreadNum() > 0){
+  if(Msg::GetThreadNum() > 0) {
     Fl::lock();
   }
 #endif
@@ -82,9 +82,9 @@ void FlGui::lock()
 void FlGui::unlock()
 {
 #if defined(_OPENMP)
-  if(Msg::GetThreadNum() > 0){
+  if(Msg::GetThreadNum() > 0) {
     Fl::unlock();
-    //Fl::awake();
+    // Fl::awake();
   }
 #endif
 }
@@ -117,46 +117,82 @@ static int globalShortcut(int event)
 
 static void simple_right_box_draw(int x, int y, int w, int h, Fl_Color c)
 {
-  fl_color(c); fl_rectf(x, y, w, h);
-  fl_color(FL_DARK2); fl_line(x + w - 1, y, x + w - 1, y + h);
+  fl_color(c);
+  fl_rectf(x, y, w, h);
+  fl_color(FL_DARK2);
+  fl_line(x + w - 1, y, x + w - 1, y + h);
 }
 
 static void simple_top_box_draw(int x, int y, int w, int h, Fl_Color c)
 {
-  fl_color(c); fl_rectf(x, y, w, h);
-  fl_color(FL_DARK2); fl_line(x, y, x + w, y);
+  fl_color(c);
+  fl_rectf(x, y, w, h);
+  fl_color(FL_DARK2);
+  fl_line(x, y, x + w, y);
 }
 
 // Icons for the satus bar
-#define vv(x,y) fl_vertex(x,y)
+#define vv(x, y) fl_vertex(x, y)
 #define bl fl_begin_loop()
 #define el fl_end_loop()
 
 static void gmsh_play(Fl_Color c)
 {
   fl_color(c);
-  bl; vv(-0.3,0.8); vv(0.5,0.0); vv(-0.3,-0.8); el;
+  bl;
+  vv(-0.3, 0.8);
+  vv(0.5, 0.0);
+  vv(-0.3, -0.8);
+  el;
 }
 
 static void gmsh_pause(Fl_Color c)
 {
   fl_color(c);
-  bl; vv(-0.8,-0.8); vv(-0.3,-0.8); vv(-0.3,0.8); vv(-0.8,0.8); el;
-  bl; vv(0.0,-0.8); vv(0.5,-0.8); vv(0.5,0.8); vv(0.0,0.8); el;
+  bl;
+  vv(-0.8, -0.8);
+  vv(-0.3, -0.8);
+  vv(-0.3, 0.8);
+  vv(-0.8, 0.8);
+  el;
+  bl;
+  vv(0.0, -0.8);
+  vv(0.5, -0.8);
+  vv(0.5, 0.8);
+  vv(0.0, 0.8);
+  el;
 }
 
 static void gmsh_rewind(Fl_Color c)
 {
   fl_color(c);
-  bl; vv(-0.8,-0.8); vv(-0.3,-0.8); vv(-0.3,0.8); vv(-0.8,0.8); el;
-  bl; vv(-0.3,0.0); vv(0.5,-0.8); vv(0.5,0.8); el;
+  bl;
+  vv(-0.8, -0.8);
+  vv(-0.3, -0.8);
+  vv(-0.3, 0.8);
+  vv(-0.8, 0.8);
+  el;
+  bl;
+  vv(-0.3, 0.0);
+  vv(0.5, -0.8);
+  vv(0.5, 0.8);
+  el;
 }
 
 static void gmsh_forward(Fl_Color c)
 {
   fl_color(c);
-  bl; vv(0.0,0.8); vv(0.8,0.0); vv(0.0,-0.8); el;
-  bl; vv(-0.8,0.8); vv(-0.3,0.8); vv(-0.3,-0.8); vv(-0.8,-0.8); el;
+  bl;
+  vv(0.0, 0.8);
+  vv(0.8, 0.0);
+  vv(0.0, -0.8);
+  el;
+  bl;
+  vv(-0.8, 0.8);
+  vv(-0.3, 0.8);
+  vv(-0.3, -0.8);
+  vv(-0.8, -0.8);
+  el;
 }
 
 static void gmsh_back(Fl_Color c)
@@ -168,17 +204,35 @@ static void gmsh_back(Fl_Color c)
 static void gmsh_rotate(Fl_Color c)
 {
   fl_color(c);
-  fl_begin_line(); fl_arc(0.0, -0.1, 0.7, 0.0, 270.0); fl_end_line();
-  fl_begin_polygon(); vv(0.5,0.6); vv(-0.1,0.9); vv(-0.1,0.3); fl_end_polygon();
+  fl_begin_line();
+  fl_arc(0.0, -0.1, 0.7, 0.0, 270.0);
+  fl_end_line();
+  fl_begin_polygon();
+  vv(0.5, 0.6);
+  vv(-0.1, 0.9);
+  vv(-0.1, 0.3);
+  fl_end_polygon();
 }
 
 static void gmsh_models(Fl_Color c)
 {
   fl_color(c);
-  bl; vv(-0.8,-0.7); vv(0.8,-0.7); el;
-  bl; vv(-0.8,-0.2); vv(0.8,-0.2); el;
-  bl; vv(-0.8,0.3); vv(0.8,0.3); el;
-  bl; vv(-0.8,0.8); vv(0.8,0.8); el;
+  bl;
+  vv(-0.8, -0.7);
+  vv(0.8, -0.7);
+  el;
+  bl;
+  vv(-0.8, -0.2);
+  vv(0.8, -0.2);
+  el;
+  bl;
+  vv(-0.8, 0.3);
+  vv(0.8, 0.3);
+  el;
+  bl;
+  vv(-0.8, 0.8);
+  vv(0.8, 0.8);
+  el;
 }
 
 static void gmsh_gear(Fl_Color c)
@@ -196,7 +250,7 @@ static void gmsh_gear(Fl_Color c)
   fl_circle(0, 0, 0.5);
   fl_end_line();
   fl_line_style(FL_SOLID);
-  for(int i = 0; i < 8; i++){
+  for(int i = 0; i < 8; i++) {
     fl_rotate(45);
     fl_begin_polygon();
     fl_vertex(h1, -w);
@@ -210,8 +264,17 @@ static void gmsh_gear(Fl_Color c)
 static void gmsh_graph(Fl_Color c)
 {
   fl_color(c);
-  fl_begin_line(); vv(-0.8,-0.8); vv(-0.8,0.8); vv(0.8,0.8); fl_end_line();
-  fl_begin_line(); vv(-0.8,0.3); vv(-0.2,-0.2); vv(0.3,0.1); vv(0.8,-0.4); fl_end_line();
+  fl_begin_line();
+  vv(-0.8, -0.8);
+  vv(-0.8, 0.8);
+  vv(0.8, 0.8);
+  fl_end_line();
+  fl_begin_line();
+  vv(-0.8, 0.3);
+  vv(-0.2, -0.2);
+  vv(0.3, 0.1);
+  vv(0.8, -0.4);
+  fl_end_line();
 }
 
 static void gmsh_search(Fl_Color col)
@@ -219,10 +282,15 @@ static void gmsh_search(Fl_Color col)
   double e = 0.5;
   fl_color(col);
   fl_begin_polygon();
-  vv(.6-e, .33); vv(1.2-e, .93); vv(.93-e, 1.2); vv(.33-e, .6);
+  vv(.6 - e, .33);
+  vv(1.2 - e, .93);
+  vv(.93 - e, 1.2);
+  vv(.33 - e, .6);
   fl_end_polygon();
   fl_line_style(FL_SOLID, 2);
-  fl_begin_loop(); fl_circle(0-e, 0, .6); fl_end_loop();
+  fl_begin_loop();
+  fl_circle(0 - e, 0, .6);
+  fl_end_loop();
   fl_line_style(FL_SOLID);
 }
 
@@ -230,15 +298,24 @@ static void gmsh_colormap(Fl_Color col)
 {
   fl_color(FL_RED);
   fl_begin_polygon();
-  vv(-0.8,-0.8); vv(-0.3,-0.8); vv(-0.3,0.8); vv(-0.8,0.8);
+  vv(-0.8, -0.8);
+  vv(-0.3, -0.8);
+  vv(-0.3, 0.8);
+  vv(-0.8, 0.8);
   fl_end_polygon();
   fl_color(FL_GREEN);
   fl_begin_polygon();
-  vv(-0.3,-0.8); vv(0.2,-0.8); vv(0.2,0.8); vv(-0.3,0.8);
+  vv(-0.3, -0.8);
+  vv(0.2, -0.8);
+  vv(0.2, 0.8);
+  vv(-0.3, 0.8);
   fl_end_polygon();
   fl_color(FL_BLUE);
   fl_begin_polygon();
-  vv(0.2,-0.8); vv(0.7,-0.8); vv(0.7,0.8); vv(0.2,0.8);
+  vv(0.2, -0.8);
+  vv(0.7, -0.8);
+  vv(0.7, 0.8);
+  vv(0.2, 0.8);
   fl_end_polygon();
 }
 
@@ -249,11 +326,11 @@ static void gmsh_colormap(Fl_Color col)
 // question presence of gamepad every 3. seconds
 static void gamepad_handler(void *data)
 {
-  if (CTX::instance()->gamepad && CTX::instance()->gamepad->active) {
+  if(CTX::instance()->gamepad && CTX::instance()->gamepad->active) {
     CTX::instance()->gamepad->read_event();
     Fl::add_timeout(CTX::instance()->gamepad->frequency, gamepad_handler, data);
   }
-  else{
+  else {
     Fl::add_timeout(.5, gamepad_handler, data);
   }
 }
@@ -265,12 +342,12 @@ static void error_handler(const char *fmt, ...)
   va_start(args, fmt);
   vsnprintf(str, sizeof(str), fmt, args);
   va_end(args);
-  if(!strcmp(str, "Insufficient GL support")){ // this should be fatal
+  if(!strcmp(str, "Insufficient GL support")) { // this should be fatal
     CTX::instance()->terminal = 1;
     Msg::Error("%s (FLTK internal error)", str);
     Msg::Fatal("Your system does not seem to support OpenGL - aborting");
   }
-  else{
+  else {
     Msg::Error("%s (FLTK internal error)", str);
   }
 }
@@ -292,23 +369,23 @@ void FlGui::applyColorScheme()
   int N = 4 + FL_NUM_GRAY;
   static std::vector<unsigned char> r(N, 0), g(N, 0), b(N, 0);
 
-  if(first){
+  if(first) {
     // store default (OS-dependent) interface colors:
     Fl::get_system_colors();
     Fl::get_color(FL_BACKGROUND_COLOR, r[0], g[0], b[0]);
     Fl::get_color(FL_BACKGROUND2_COLOR, r[1], g[1], b[1]);
     Fl::get_color(FL_FOREGROUND_COLOR, r[2], g[2], b[2]);
     Fl::get_color(FL_SELECTION_COLOR, r[3], g[3], b[3]);
-    for (int i = 0; i < FL_NUM_GRAY; i++) {
+    for(int i = 0; i < FL_NUM_GRAY; i++) {
       Fl::get_color(fl_gray_ramp(i), r[4 + i], g[4 + i], b[4 + i]);
     }
   }
 
-  if(CTX::instance()->guiColorScheme == 1){ // dark mode
+  if(CTX::instance()->guiColorScheme == 1) { // dark mode
     Fl::set_color(FL_BACKGROUND_COLOR, 50, 50, 50);
     Fl::set_color(FL_BACKGROUND2_COLOR, 120, 120, 120);
     Fl::set_color(FL_FOREGROUND_COLOR, 240, 240, 240);
-    for (int i = 0; i < FL_NUM_GRAY; i++) {
+    for(int i = 0; i < FL_NUM_GRAY; i++) {
       double min = 0., max = 135.;
       int d = (int)(min + i * (max - min) / (FL_NUM_GRAY - 1.));
       Fl::set_color(fl_gray_ramp(i), d, d, d);
@@ -317,13 +394,13 @@ void FlGui::applyColorScheme()
     Fl::set_color(FL_SELECTION_COLOR, 200, 200, 200);
     if(available()) updateViews(true, true);
   }
-  else if(!first && available() && CTX::instance()->guiColorScheme == 0){
+  else if(!first && available() && CTX::instance()->guiColorScheme == 0) {
     // retore default colors (only if not calling the routine from the
     // constructor)
     Fl::set_color(FL_BACKGROUND_COLOR, r[0], g[0], b[0]);
     Fl::set_color(FL_BACKGROUND2_COLOR, r[1], g[1], b[1]);
     Fl::set_color(FL_FOREGROUND_COLOR, r[2], g[2], b[2]);
-    for (int i = 0; i < FL_NUM_GRAY; i++) {
+    for(int i = 0; i < FL_NUM_GRAY; i++) {
       Fl::set_color(fl_gray_ramp(i), r[4 + i], g[4 + i], b[4 + i]);
     }
     Fl::reload_scheme();
@@ -364,15 +441,13 @@ FlGui::FlGui(int argc, char **argv)
   Fl::set_boxtype(GMSH_SIMPLE_TOP_BOX, simple_top_box_draw, 0, 1, 0, 1);
 
   // add gamepad handler
-  if(CTX::instance()->gamepad)
-    Fl::add_timeout(5.,gamepad_handler, (void*)0);
+  if(CTX::instance()->gamepad) Fl::add_timeout(5., gamepad_handler, (void *)0);
 
   // add global shortcuts
   Fl::add_handler(globalShortcut);
 
   // make sure a global drawing context is setup
-  if(!drawContext::global())
-    drawContext::setGlobal(new drawContextFltk);
+  if(!drawContext::global()) drawContext::setGlobal(new drawContextFltk);
 
   // set default font size
   FL_NORMAL_SIZE = drawContext::global()->getFontSize();
@@ -384,9 +459,9 @@ FlGui::FlGui(int argc, char **argv)
   Fl_Tooltip::delay(0.5);
 
   // use retina resolution if available
-#if (FL_MAJOR_VERSION == 1) && (FL_MINOR_VERSION == 3) && (FL_PATCH_VERSION >= 4)
+#if(FL_MAJOR_VERSION == 1) && (FL_MINOR_VERSION == 3) && (FL_PATCH_VERSION >= 4)
   Fl::use_high_res_GL(CTX::instance()->highResolutionGraphics);
-#elif (FL_MAJOR_VERSION == 1) && (FL_MINOR_VERSION >= 4)
+#elif(FL_MAJOR_VERSION == 1) && (FL_MINOR_VERSION >= 4)
   Fl::use_high_res_GL(CTX::instance()->highResolutionGraphics);
 #endif
 
@@ -421,11 +496,12 @@ FlGui::FlGui(int argc, char **argv)
   // create main graphic window (note that we create all the windows even if
   // some are not displayed, since the shortcuts should be valid even for hidden
   // windows, and we don't want to test for widget existence every time)
-  graph.push_back(new graphicWindow(true, CTX::instance()->numTiles,
-                                    CTX::instance()->detachedMenu ? true : false));
+  graph.push_back(
+    new graphicWindow(true, CTX::instance()->numTiles,
+                      CTX::instance()->detachedMenu ? true : false));
 #if defined(WIN32)
-  graph[0]->getWindow()->icon
-    ((const void*)LoadIcon(fl_display, MAKEINTRESOURCE(IDI_ICON)));
+  graph[0]->getWindow()->icon(
+    (const void *)LoadIcon(fl_display, MAKEINTRESOURCE(IDI_ICON)));
 #elif defined(__APPLE__)
   // nothing to do here
 #else
@@ -442,12 +518,11 @@ FlGui::FlGui(int argc, char **argv)
     \x08\x00\xff\x1f\x08\x00\xff\x1f\x04\x40\xfd\x3f\
     \x04\xa8\xea\x3f\x02\x55\x55\x7f\xa2\xaa\xaa\x7a\
     \xff\xff\xff\xff\x00\x00\x00\x00";
-  graph[0]->getWindow()->icon
-    ((const char*)XCreateBitmapFromData(fl_display, DefaultRootWindow(fl_display),
-                                        gmsh32x32, 32, 32));
+  graph[0]->getWindow()->icon((const char *)XCreateBitmapFromData(
+    fl_display, DefaultRootWindow(fl_display), gmsh32x32, 32, 32));
 #endif
 
-  graph[0]->getWindow()->show(argc >0 ? 1 : 0, argv);
+  graph[0]->getWindow()->show(argc > 0 ? 1 : 0, argv);
   if(graph[0]->getMenuWindow()) graph[0]->getMenuWindow()->show();
 
   // re-apply color scheme (necessary for some reason to get the selection color
@@ -462,12 +537,11 @@ FlGui::FlGui(int argc, char **argv)
   onelab = graph.back()->getMenu();
 
   // create additional graphic windows
-  for(int i = 1; i < CTX::instance()->numWindows; i++){
+  for(int i = 1; i < CTX::instance()->numWindows; i++) {
     graphicWindow *g = new graphicWindow(false, CTX::instance()->numTiles);
-    g->getWindow()->resize(graph.back()->getWindow()->x() + 10,
-                           graph.back()->getWindow()->y() + 10,
-                           graph.back()->getWindow()->w(),
-                           graph.back()->getWindow()->h());
+    g->getWindow()->resize(
+      graph.back()->getWindow()->x() + 10, graph.back()->getWindow()->y() + 10,
+      graph.back()->getWindow()->w(), graph.back()->getWindow()->h());
     g->getWindow()->show();
     graph.push_back(g);
   }
@@ -484,7 +558,7 @@ FlGui::FlGui(int argc, char **argv)
   fullscreen->mode(mode);
   fullscreen->end();
   fullscreen->fullscreen();
-#if !defined (__APPLE__)
+#if !defined(__APPLE__)
   fullscreen->icon(graph[0]->getWindow()->icon());
 #endif
 
@@ -497,7 +571,8 @@ FlGui::FlGui(int argc, char **argv)
   highordertools = new highOrderToolsWindow(CTX::instance()->deltaFontSize);
   clipping = new clippingWindow(CTX::instance()->deltaFontSize);
   manip = new manipWindow(CTX::instance()->deltaFontSize);
-  elementaryContext = new elementaryContextWindow(CTX::instance()->deltaFontSize);
+  elementaryContext =
+    new elementaryContextWindow(CTX::instance()->deltaFontSize);
   transformContext = new transformContextWindow(CTX::instance()->deltaFontSize);
   physicalContext = new physicalContextWindow(CTX::instance()->deltaFontSize);
   meshContext = new meshContextWindow(CTX::instance()->deltaFontSize);
@@ -511,24 +586,19 @@ FlGui::FlGui(int argc, char **argv)
     for(unsigned int j = 0; j < graph[i]->gl.size(); j++)
       graph[i]->gl[j]->redraw();
 
-  if(CTX::instance()->showOptionsOnStartup)
-    options->win->show();
-  if(CTX::instance()->showMessagesOnStartup)
-    graph[0]->showMessages();
+  if(CTX::instance()->showOptionsOnStartup) options->win->show();
+  if(CTX::instance()->showMessagesOnStartup) graph[0]->showMessages();
 }
 
 FlGui *FlGui::_instance = 0;
 std::string FlGui::_openedThroughMacFinder = "";
 bool FlGui::_finishedProcessingCommandLine = false;
 
-bool FlGui::available()
-{
-  return _instance != 0;
-}
+bool FlGui::available() { return _instance != 0; }
 
 FlGui *FlGui::instance(int argc, char **argv)
 {
-  if(!_instance){
+  if(!_instance) {
     _instance = new FlGui(argc, argv);
     // set all options in the new GUI
     InitOptionsGUI(0);
@@ -591,12 +661,14 @@ int FlGui::testGlobalShortcuts(int event)
     mesh_3d_cb(0, 0);
     status = 1;
   }
-  else if(Fl::test_shortcut(FL_CTRL + 'q') || Fl::test_shortcut(FL_META + 'q')){
+  else if(Fl::test_shortcut(FL_CTRL + 'q') ||
+          Fl::test_shortcut(FL_META + 'q')) {
     // only necessary when using the system menu bar, but hey, it cannot hurt...
     file_quit_cb(0, 0);
     status = 1;
   }
-  else if(Fl::test_shortcut(FL_CTRL + 't') || Fl::test_shortcut(FL_META + 't')){
+  else if(Fl::test_shortcut(FL_CTRL + 't') ||
+          Fl::test_shortcut(FL_META + 't')) {
     show_hide_menu_cb(0, 0);
     status = 1;
   }
@@ -685,29 +757,29 @@ int FlGui::testGlobalShortcuts(int event)
           Fl::test_shortcut(FL_SHIFT + FL_Escape) ||
           Fl::test_shortcut(FL_CTRL + FL_Escape) ||
           Fl::test_shortcut(FL_ALT + FL_Escape)) {
-    if(fullscreen->shown()){
-      window_cb(0, (void*)"fullscreen");
+    if(fullscreen->shown()) {
+      window_cb(0, (void *)"fullscreen");
       status = 1;
     }
-    else{
+    else {
       bool lasso = false;
       for(unsigned int i = 0; i < graph.size(); i++)
         for(unsigned int j = 0; j < graph[i]->gl.size(); j++)
           if(graph[i]->gl[j]->lassoMode) lasso = true;
-      if(lasso){
+      if(lasso) {
         for(unsigned int i = 0; i < graph.size(); i++)
           for(unsigned int j = 0; j < graph[i]->gl.size(); j++)
             graph[i]->gl[j]->lassoMode = false;
         status = 2;
       }
-      else{
+      else {
         status_options_cb(0, (void *)"S");
         status = 1;
       }
     }
   }
   else if(Fl::test_shortcut(FL_SHIFT + 'a')) {
-    window_cb(0, (void*)"front");
+    window_cb(0, (void *)"front");
     status = 1;
   }
   else if(Fl::test_shortcut(FL_SHIFT + 'o')) {
@@ -731,12 +803,13 @@ int FlGui::testGlobalShortcuts(int event)
     status = 1;
   }
   else if(Fl::test_shortcut(FL_SHIFT + 'w')) {
-    view_options_cb(0, (void*)-1);
+    view_options_cb(0, (void *)-1);
     status = 1;
   }
   else if(Fl::test_shortcut(FL_SHIFT + 'u')) {
-    if(PView::list.size()){
-      if(options->view.index >= 0 && options->view.index < (int)PView::list.size())
+    if(PView::list.size()) {
+      if(options->view.index >= 0 &&
+         options->view.index < (int)PView::list.size())
         plugins->show(options->view.index);
       else
         plugins->show(0);
@@ -744,43 +817,41 @@ int FlGui::testGlobalShortcuts(int event)
     status = 1;
   }
   else if(Fl::test_shortcut(FL_ALT + 'f')) {
-    opt_general_fast_redraw
-      (0, GMSH_SET | GMSH_GUI, !opt_general_fast_redraw(0, GMSH_GET, 0));
+    opt_general_fast_redraw(0, GMSH_SET | GMSH_GUI,
+                            !opt_general_fast_redraw(0, GMSH_GET, 0));
     status = 2;
   }
   else if(Fl::test_shortcut(FL_ALT + 'b')) {
-    opt_general_draw_bounding_box
-      (0, GMSH_SET | GMSH_GUI, !opt_general_draw_bounding_box(0, GMSH_GET, 0));
+    opt_general_draw_bounding_box(
+      0, GMSH_SET | GMSH_GUI, !opt_general_draw_bounding_box(0, GMSH_GET, 0));
     status = 2;
   }
   else if(Fl::test_shortcut(FL_ALT + 'i')) {
     for(unsigned int i = 0; i < PView::list.size(); i++)
       if(opt_view_visible(i, GMSH_GET, 0))
-        opt_view_show_scale
-          (i, GMSH_SET | GMSH_GUI, !opt_view_show_scale(i, GMSH_GET, 0));
+        opt_view_show_scale(i, GMSH_SET | GMSH_GUI,
+                            !opt_view_show_scale(i, GMSH_GET, 0));
     status = 2;
   }
   else if(Fl::test_shortcut(FL_ALT + 'c')) {
-    opt_general_color_scheme
-      (0, GMSH_SET | GMSH_GUI, opt_general_color_scheme(0, GMSH_GET, 0) + 1);
+    opt_general_color_scheme(0, GMSH_SET | GMSH_GUI,
+                             opt_general_color_scheme(0, GMSH_GET, 0) + 1);
     status = 2;
   }
   else if(Fl::test_shortcut(FL_ALT + FL_SHIFT + 'c')) {
     for(unsigned int i = 0; i < PView::list.size(); i++)
       if(opt_view_visible(i, GMSH_GET, 0))
-        opt_view_colormap_number
-          (i, GMSH_SET | GMSH_GUI, opt_view_colormap_number(i, GMSH_GET, 0) + 1);
+        opt_view_colormap_number(i, GMSH_SET | GMSH_GUI,
+                                 opt_view_colormap_number(i, GMSH_GET, 0) + 1);
     status = 2;
   }
   else if(Fl::test_shortcut(FL_ALT + 'w')) {
-    opt_geometry_light
-      (0, GMSH_SET | GMSH_GUI, !opt_geometry_light(0, GMSH_GET, 0));
-    opt_mesh_light
-      (0, GMSH_SET | GMSH_GUI, !opt_mesh_light(0, GMSH_GET, 0));
+    opt_geometry_light(0, GMSH_SET | GMSH_GUI,
+                       !opt_geometry_light(0, GMSH_GET, 0));
+    opt_mesh_light(0, GMSH_SET | GMSH_GUI, !opt_mesh_light(0, GMSH_GET, 0));
     for(unsigned int i = 0; i < PView::list.size(); i++)
       if(opt_view_visible(i, GMSH_GET, 0))
-        opt_view_light
-          (i, GMSH_SET | GMSH_GUI, !opt_view_light(i, GMSH_GET, 0));
+        opt_view_light(i, GMSH_SET | GMSH_GUI, !opt_view_light(i, GMSH_GET, 0));
     status = 2;
   }
   else if(Fl::test_shortcut(FL_ALT + 'x') ||
@@ -803,36 +874,37 @@ int FlGui::testGlobalShortcuts(int event)
     status = 1;
   }
   else if(Fl::test_shortcut(FL_ALT + 'a')) {
-    opt_general_axes
-      (0, GMSH_SET | GMSH_GUI, opt_general_axes(0, GMSH_GET, 0) + 1);
+    opt_general_axes(0, GMSH_SET | GMSH_GUI,
+                     opt_general_axes(0, GMSH_GET, 0) + 1);
     for(unsigned int i = 0; i < PView::list.size(); i++)
       if(opt_view_visible(i, GMSH_GET, 0))
-        opt_view_axes(i, GMSH_SET | GMSH_GUI, opt_view_axes(i, GMSH_GET, 0) + 1);
+        opt_view_axes(i, GMSH_SET | GMSH_GUI,
+                      opt_view_axes(i, GMSH_GET, 0) + 1);
     status = 2;
   }
   else if(Fl::test_shortcut(FL_ALT + FL_SHIFT + 'a')) {
-    opt_general_small_axes
-      (0, GMSH_SET | GMSH_GUI, !opt_general_small_axes(0, GMSH_GET, 0));
+    opt_general_small_axes(0, GMSH_SET | GMSH_GUI,
+                           !opt_general_small_axes(0, GMSH_GET, 0));
     status = 2;
   }
   else if(Fl::test_shortcut(FL_ALT + 'p')) {
-    opt_geometry_points
-      (0, GMSH_SET | GMSH_GUI, !opt_geometry_points(0, GMSH_GET, 0));
+    opt_geometry_points(0, GMSH_SET | GMSH_GUI,
+                        !opt_geometry_points(0, GMSH_GET, 0));
     status = 2;
   }
   else if(Fl::test_shortcut(FL_ALT + 'l')) {
-    opt_geometry_curves
-      (0, GMSH_SET | GMSH_GUI, !opt_geometry_curves(0, GMSH_GET, 0));
+    opt_geometry_curves(0, GMSH_SET | GMSH_GUI,
+                        !opt_geometry_curves(0, GMSH_GET, 0));
     status = 2;
   }
   else if(Fl::test_shortcut(FL_ALT + 's')) {
-    opt_geometry_surfaces
-      (0, GMSH_SET | GMSH_GUI, !opt_geometry_surfaces(0, GMSH_GET, 0));
+    opt_geometry_surfaces(0, GMSH_SET | GMSH_GUI,
+                          !opt_geometry_surfaces(0, GMSH_GET, 0));
     status = 2;
   }
   else if(Fl::test_shortcut(FL_ALT + 'v')) {
-    opt_geometry_volumes
-      (0, GMSH_SET | GMSH_GUI, !opt_geometry_volumes(0, GMSH_GET, 0));
+    opt_geometry_volumes(0, GMSH_SET | GMSH_GUI,
+                         !opt_geometry_volumes(0, GMSH_GET, 0));
     status = 2;
   }
   else if(Fl::test_shortcut(FL_ALT + FL_SHIFT + 'p')) {
@@ -840,33 +912,32 @@ int FlGui::testGlobalShortcuts(int event)
     status = 2;
   }
   else if(Fl::test_shortcut(FL_ALT + FL_SHIFT + 'l')) {
-    opt_mesh_lines
-      (0, GMSH_SET | GMSH_GUI, !opt_mesh_lines(0, GMSH_GET, 0));
+    opt_mesh_lines(0, GMSH_SET | GMSH_GUI, !opt_mesh_lines(0, GMSH_GET, 0));
     status = 2;
   }
   else if(Fl::test_shortcut(FL_ALT + FL_SHIFT + 's')) {
-    opt_mesh_surfaces_edges
-      (0, GMSH_SET | GMSH_GUI, !opt_mesh_surfaces_edges(0, GMSH_GET, 0));
+    opt_mesh_surfaces_edges(0, GMSH_SET | GMSH_GUI,
+                            !opt_mesh_surfaces_edges(0, GMSH_GET, 0));
     status = 2;
   }
   else if(Fl::test_shortcut(FL_ALT + FL_SHIFT + 'v')) {
-    opt_mesh_volumes_edges
-      (0, GMSH_SET | GMSH_GUI, !opt_mesh_volumes_edges(0, GMSH_GET, 0));
+    opt_mesh_volumes_edges(0, GMSH_SET | GMSH_GUI,
+                           !opt_mesh_volumes_edges(0, GMSH_GET, 0));
     status = 2;
   }
-  else if(Fl::test_shortcut(FL_ALT + 'd')){
-    opt_geometry_surface_type
-      (0, GMSH_SET | GMSH_GUI, opt_geometry_surface_type(0, GMSH_GET, 0) + 1);
+  else if(Fl::test_shortcut(FL_ALT + 'd')) {
+    opt_geometry_surface_type(0, GMSH_SET | GMSH_GUI,
+                              opt_geometry_surface_type(0, GMSH_GET, 0) + 1);
     status = 2;
   }
   else if(Fl::test_shortcut(FL_ALT + FL_SHIFT + 'd')) {
-    opt_mesh_surfaces_faces
-      (0, GMSH_SET | GMSH_GUI, !opt_mesh_surfaces_faces(0, GMSH_GET, 0));
+    opt_mesh_surfaces_faces(0, GMSH_SET | GMSH_GUI,
+                            !opt_mesh_surfaces_faces(0, GMSH_GET, 0));
     status = 2;
   }
   else if(Fl::test_shortcut(FL_ALT + FL_SHIFT + 'b')) {
-    opt_mesh_volumes_faces
-      (0, GMSH_SET | GMSH_GUI, !opt_mesh_volumes_faces(0, GMSH_GET, 0));
+    opt_mesh_volumes_faces(0, GMSH_SET | GMSH_GUI,
+                           !opt_mesh_volumes_faces(0, GMSH_GET, 0));
     status = 2;
   }
   else if(Fl::test_shortcut(FL_ALT + 'm')) {
@@ -875,7 +946,7 @@ int FlGui::testGlobalShortcuts(int event)
   }
   else if(Fl::test_shortcut(FL_ALT + 't')) {
     for(unsigned int i = 0; i < PView::list.size(); i++)
-      if(opt_view_visible(i, GMSH_GET, 0)){
+      if(opt_view_visible(i, GMSH_GET, 0)) {
         int t = opt_view_intervals_type(i, GMSH_GET, 0) + 1;
         if(t == 4) t = 1; // skip numeric display
         opt_view_intervals_type(i, GMSH_SET | GMSH_GUI, t);
@@ -885,30 +956,30 @@ int FlGui::testGlobalShortcuts(int event)
   else if(Fl::test_shortcut(FL_ALT + FL_SHIFT + 't')) {
     for(unsigned int i = 0; i < PView::list.size(); i++)
       if(opt_view_visible(i, GMSH_GET, 0))
-        opt_view_intervals_type
-          (i, GMSH_SET | GMSH_GUI, opt_view_intervals_type(i, GMSH_GET, 0) + 1);
+        opt_view_intervals_type(i, GMSH_SET | GMSH_GUI,
+                                opt_view_intervals_type(i, GMSH_GET, 0) + 1);
     status = 2;
   }
   else if(Fl::test_shortcut(FL_ALT + 'r')) {
     for(unsigned int i = 0; i < PView::list.size(); i++)
       if(opt_view_visible(i, GMSH_GET, 0))
-        opt_view_range_type
-          (i, GMSH_SET | GMSH_GUI, opt_view_range_type(i, GMSH_GET, 0) + 1);
+        opt_view_range_type(i, GMSH_SET | GMSH_GUI,
+                            opt_view_range_type(i, GMSH_GET, 0) + 1);
     status = 2;
   }
   else if(Fl::test_shortcut(FL_ALT + 'n')) {
     for(unsigned int i = 0; i < PView::list.size(); i++)
       if(opt_view_visible(i, GMSH_GET, 0))
-        opt_view_draw_strings
-          (i, GMSH_SET | GMSH_GUI, !opt_view_draw_strings(i, GMSH_GET, 0));
+        opt_view_draw_strings(i, GMSH_SET | GMSH_GUI,
+                              !opt_view_draw_strings(i, GMSH_GET, 0));
     status = 2;
   }
   else if(Fl::test_shortcut(FL_ALT + 'e') ||
           Fl::test_shortcut(FL_ALT + FL_SHIFT + 'e')) {
     for(unsigned int i = 0; i < PView::list.size(); i++)
       if(opt_view_visible(i, GMSH_GET, 0))
-        opt_view_show_element
-          (i, GMSH_SET | GMSH_GUI, !opt_view_show_element(i, GMSH_GET, 0));
+        opt_view_show_element(i, GMSH_SET | GMSH_GUI,
+                              !opt_view_show_element(i, GMSH_GET, 0));
     status = 2;
   }
   else if(Fl::test_shortcut(FL_ALT + 'h')) {
@@ -922,7 +993,7 @@ int FlGui::testGlobalShortcuts(int event)
     status = 1;
   }
 
-  if(status == 2){
+  if(status == 2) {
     drawContext::global()->draw();
     return 1;
   }
@@ -969,7 +1040,7 @@ int FlGui::testArrowShortcuts()
 
 void FlGui::setGraphicTitle(const std::string &title)
 {
-  for(unsigned int i = 0; i < graph.size(); i++){
+  for(unsigned int i = 0; i < graph.size(); i++) {
     std::ostringstream sstream;
     if(title.empty())
       sstream << "Gmsh";
@@ -983,9 +1054,8 @@ void FlGui::setGraphicTitle(const std::string &title)
 
 void FlGui::updateViews(bool numberOfViewsHasChanged, bool deleteWidgets)
 {
-  for(unsigned int i = 0; i < graph.size(); i++)
-    graph[i]->checkAnimButtons();
-  if(numberOfViewsHasChanged){
+  for(unsigned int i = 0; i < graph.size(); i++) graph[i]->checkAnimButtons();
+  if(numberOfViewsHasChanged) {
     if(onelab) onelab->rebuildTree(deleteWidgets);
     options->resetBrowser();
     options->resetExternalViewList();
@@ -1002,10 +1072,8 @@ void FlGui::updateFields()
 
 void FlGui::resetVisibility()
 {
-  if(visibility->win->shown())
-    visibility_cb(NULL, NULL);
-  if(help->options->shown())
-    help_options_cb(NULL, NULL);
+  if(visibility->win->shown()) visibility_cb(NULL, NULL);
+  if(help->options->shown()) help_options_cb(NULL, NULL);
 }
 
 openglWindow *FlGui::getCurrentOpenglWindow()
@@ -1019,9 +1087,8 @@ openglWindow *FlGui::getCurrentOpenglWindow()
 void FlGui::splitCurrentOpenglWindow(char how)
 {
   openglWindow *g = getCurrentOpenglWindow();
-  for(unsigned int i = 0; i < graph.size(); i++){
-    if(graph[i]->split(g, how))
-      break;
+  for(unsigned int i = 0; i < graph.size(); i++) {
+    if(graph[i]->split(g, how)) break;
   }
 }
 
@@ -1035,13 +1102,14 @@ void FlGui::copyCurrentOpenglWindowToClipboard()
   width -= width % 4;
 
   // get pixels
-  PixelBuffer *buffer = new PixelBuffer(width, height, GL_RGB, GL_UNSIGNED_BYTE);
+  PixelBuffer *buffer =
+    new PixelBuffer(width, height, GL_RGB, GL_UNSIGNED_BYTE);
   buffer->fill(0);
-  unsigned char *pixels = (unsigned char*)buffer->getPixels();
+  unsigned char *pixels = (unsigned char *)buffer->getPixels();
 
   // swap R and B since Windows bitmap format is BGR
   int nBytes = 3 * width * height;
-  for(int i = 0; i < nBytes; i += 3){
+  for(int i = 0; i < nBytes; i += 3) {
     unsigned char tmp = pixels[i];
     pixels[i] = pixels[i + 2];
     pixels[i + 2] = tmp;
@@ -1062,8 +1130,9 @@ void FlGui::copyCurrentOpenglWindowToClipboard()
   header.biClrImportant = 0;
 
   // generate handle
-  HANDLE handle = (HANDLE)::GlobalAlloc(GHND, sizeof(BITMAPINFOHEADER) + nBytes);
-  if(handle != NULL){
+  HANDLE handle =
+    (HANDLE)::GlobalAlloc(GHND, sizeof(BITMAPINFOHEADER) + nBytes);
+  if(handle != NULL) {
     // lock handle
     char *pData = (char *)::GlobalLock((HGLOBAL)handle);
     // copy header and data
@@ -1084,42 +1153,44 @@ void FlGui::copyCurrentOpenglWindowToClipboard()
 
 char FlGui::selectEntity(int type)
 {
-  return getCurrentOpenglWindow()->selectEntity
-    (type, selectedVertices, selectedEdges, selectedFaces, selectedRegions,
-     selectedElements, selectedPoints, selectedViews);
+  return getCurrentOpenglWindow()->selectEntity(
+    type, selectedVertices, selectedEdges, selectedFaces, selectedRegions,
+    selectedElements, selectedPoints, selectedViews);
 }
 
 void FlGui::setStatus(const std::string &msg, bool opengl)
 {
-  if(!opengl){
+  if(!opengl) {
     _lastStatus = msg;
     static char buff[1024];
     std::string tmp = std::string(" ") + msg;
     int ne = Msg::GetErrorCount(), nw = Msg::GetWarningCount();
-    if((ne || nw) && graph[0]->getMessageHeight() < FL_NORMAL_SIZE){
+    if((ne || nw) && graph[0]->getMessageHeight() < FL_NORMAL_SIZE) {
       tmp += "  -  ";
-      char n[128]; sprintf(n, "%d", ne ? ne : nw);
+      char n[128];
+      sprintf(n, "%d", ne ? ne : nw);
       tmp += n;
-      tmp += (ne > 1) ? " Errors" : ne ? " Error" : (nw > 1) ? " Warnings" : " Warning";
+      tmp += (ne > 1) ? " Errors" :
+                        ne ? " Error" : (nw > 1) ? " Warnings" : " Warning";
       tmp += " : Click to show messages [ ... ";
       tmp += (ne ? Msg::GetFirstError() : Msg::GetFirstWarning());
       tmp += " ... ]";
     }
     strncpy(buff, tmp.c_str(), sizeof(buff) - 1);
     buff[sizeof(buff) - 1] = '\0';
-    for(unsigned int i = 0; i < graph.size(); i++){
+    for(unsigned int i = 0; i < graph.size(); i++) {
       graph[i]->getProgress()->label(buff);
       graph[i]->getProgress()->redraw();
     }
   }
-  else{
+  else {
     openglWindow *gl = getCurrentOpenglWindow();
     int n = msg.size();
     int i = 0;
-    while(i < n) if(msg[i++] == '\n') break;
+    while(i < n)
+      if(msg[i++] == '\n') break;
     gl->screenMessage[0] = msg;
-    if(i)
-      gl->screenMessage[0].resize(i - 1);
+    if(i) gl->screenMessage[0].resize(i - 1);
     if(i < n)
       gl->screenMessage[1] = msg.substr(i);
     else
@@ -1130,14 +1201,14 @@ void FlGui::setStatus(const std::string &msg, bool opengl)
 
 void FlGui::setLastStatus(int col)
 {
-  for(unsigned int i = 0; i < graph.size(); i++){
-    if(col >= 0 && graph[0]->getMessageHeight() < FL_NORMAL_SIZE){
+  for(unsigned int i = 0; i < graph.size(); i++) {
+    if(col >= 0 && graph[0]->getMessageHeight() < FL_NORMAL_SIZE) {
       if(CTX::instance()->guiColorScheme) // dark
         graph[i]->getProgress()->color(col);
       else
         graph[i]->getProgress()->labelcolor(col);
     }
-    else{
+    else {
       graph[i]->getProgress()->color(FL_BACKGROUND_COLOR);
       graph[i]->getProgress()->labelcolor(FL_FOREGROUND_COLOR);
     }
@@ -1145,9 +1216,10 @@ void FlGui::setLastStatus(int col)
   setStatus(_lastStatus);
 }
 
-void FlGui::setProgress(const std::string &msg, double val, double min, double max)
+void FlGui::setProgress(const std::string &msg, double val, double min,
+                        double max)
 {
-  for(unsigned int i = 0; i < FlGui::instance()->graph.size(); i++){
+  for(unsigned int i = 0; i < FlGui::instance()->graph.size(); i++) {
     if(FlGui::instance()->graph[i]->getProgress()->value() != val)
       FlGui::instance()->graph[i]->getProgress()->value(val);
     if(FlGui::instance()->graph[i]->getProgress()->minimum() != min)
@@ -1165,9 +1237,10 @@ void FlGui::storeCurrentWindowsInfo()
   CTX::instance()->glSize[0] = graph[0]->getGlWidth();
   CTX::instance()->glSize[1] = graph[0]->getGlHeight();
   CTX::instance()->msgSize = graph[0]->getMessageHeight() ?
-    graph[0]->getMessageHeight() : CTX::instance()->msgSize;
+                               graph[0]->getMessageHeight() :
+                               CTX::instance()->msgSize;
   CTX::instance()->menuSize[0] = graph[0]->getMenuWidth();
-  if(graph[0]->isMenuDetached()){
+  if(graph[0]->isMenuDetached()) {
     CTX::instance()->detachedMenu = 1;
     CTX::instance()->menuSize[1] = graph[0]->getMenuHeight();
     CTX::instance()->menuPosition[0] = graph[0]->getMenuPositionX();
@@ -1213,18 +1286,15 @@ void FlGui::callForSolverPlugin(int dim)
 
 // Callbacks
 
-void redraw_cb(Fl_Widget *w, void *data)
-{
-  drawContext::global()->draw();
-}
+void redraw_cb(Fl_Widget *w, void *data) { drawContext::global()->draw(); }
 
 void window_cb(Fl_Widget *w, void *data)
 {
   static int oldx = 0, oldy = 0, oldw = 0, oldh = 0, zoom = 0, fullscreen = 0;
 
-  std::string str((const char*)data);
+  std::string str((const char *)data);
 
-  if(str == "minimize"){
+  if(str == "minimize") {
     for(unsigned int i = 0; i < FlGui::instance()->graph.size(); i++)
       if(FlGui::instance()->graph[i]->getWindow()->shown())
         FlGui::instance()->graph[i]->getWindow()->iconize();
@@ -1245,52 +1315,53 @@ void window_cb(Fl_Widget *w, void *data)
     if(FlGui::instance()->stats->win->shown())
       FlGui::instance()->stats->win->iconize();
   }
-  else if(str == "zoom"){
-    if(!zoom){
+  else if(str == "zoom") {
+    if(!zoom) {
       oldx = FlGui::instance()->graph[0]->getWindow()->x();
       oldy = FlGui::instance()->graph[0]->getWindow()->y();
       oldw = FlGui::instance()->graph[0]->getWindow()->w();
       oldh = FlGui::instance()->graph[0]->getWindow()->h();
-      FlGui::instance()->graph[0]->getWindow()->resize(Fl::x(), Fl::y(), Fl::w(), Fl::h());
+      FlGui::instance()->graph[0]->getWindow()->resize(Fl::x(), Fl::y(),
+                                                       Fl::w(), Fl::h());
       zoom = 1;
     }
-    else{
+    else {
       FlGui::instance()->graph[0]->getWindow()->resize(oldx, oldy, oldw, oldh);
       zoom = 0;
     }
   }
-  else if(str == "fullscreen"){
-    if(!fullscreen){
-      int x,y,w,h;
+  else if(str == "fullscreen") {
+    if(!fullscreen) {
+      int x, y, w, h;
       Fl::screen_xywh(x, y, w, h);
       FlGui::instance()->fullscreen->resize(x, y, w, h);
       FlGui::instance()->fullscreen->valid(0);
       FlGui::instance()->fullscreen->show();
-      while (!FlGui::instance()->fullscreen->valid()) FlGui::wait();
-      FlGui::instance()->fullscreen->getDrawContext()->copyViewAttributes
-        (FlGui::instance()->getCurrentOpenglWindow()->getDrawContext());
+      while(!FlGui::instance()->fullscreen->valid()) FlGui::wait();
+      FlGui::instance()->fullscreen->getDrawContext()->copyViewAttributes(
+        FlGui::instance()->getCurrentOpenglWindow()->getDrawContext());
       openglWindow::setLastHandled(FlGui::instance()->fullscreen);
       for(unsigned int i = 0; i < FlGui::instance()->graph.size(); i++)
         FlGui::instance()->graph[i]->getWindow()->hide();
       drawContext::global()->draw();
       fullscreen = 1;
     }
-    else{
+    else {
       for(unsigned int i = 0; i < FlGui::instance()->graph.size(); i++)
         FlGui::instance()->graph[i]->gl[0]->valid(0);
       for(unsigned int i = 0; i < FlGui::instance()->graph.size(); i++)
         FlGui::instance()->graph[i]->getWindow()->show();
       for(unsigned int i = 0; i < FlGui::instance()->graph.size(); i++)
         while(!FlGui::instance()->graph[i]->gl[0]->valid()) FlGui::wait();
-      FlGui::instance()->graph[0]->gl[0]->getDrawContext()->copyViewAttributes
-        (FlGui::instance()->getCurrentOpenglWindow()->getDrawContext());
+      FlGui::instance()->graph[0]->gl[0]->getDrawContext()->copyViewAttributes(
+        FlGui::instance()->getCurrentOpenglWindow()->getDrawContext());
       openglWindow::setLastHandled(FlGui::instance()->graph[0]->gl[0]);
       FlGui::instance()->fullscreen->hide();
       drawContext::global()->draw();
       fullscreen = 0;
     }
   }
-  else if(str == "front"){
+  else if(str == "front") {
     // the order is important!
     for(unsigned int i = 0; i < FlGui::instance()->graph.size(); i++)
       FlGui::instance()->graph[i]->getWindow()->show();
@@ -1323,7 +1394,7 @@ void window_cb(Fl_Widget *w, void *data)
 
 void FlGui::addMessage(const char *msg)
 {
-  for(unsigned int i = 0; i < FlGui::instance()->graph.size(); i++){
+  for(unsigned int i = 0; i < FlGui::instance()->graph.size(); i++) {
     FlGui::instance()->graph[i]->addMessage(msg);
   }
 }
diff --git a/Fltk/FlGui.h b/Fltk/FlGui.h
index 3b521298fe29cdf753601ac814854c33efe6c85b..067f12ffd37fb5d189e37ee3d1e229bb5b165015 100644
--- a/Fltk/FlGui.h
+++ b/Fltk/FlGui.h
@@ -11,13 +11,13 @@
 #include "SPoint2.h"
 
 #define GMSH_WINDOW_BOX FL_FLAT_BOX
-#define GMSH_SIMPLE_RIGHT_BOX (Fl_Boxtype)(FL_FREE_BOXTYPE+1)
-#define GMSH_SIMPLE_TOP_BOX (Fl_Boxtype)(FL_FREE_BOXTYPE+2)
+#define GMSH_SIMPLE_RIGHT_BOX (Fl_Boxtype)(FL_FREE_BOXTYPE + 1)
+#define GMSH_SIMPLE_TOP_BOX (Fl_Boxtype)(FL_FREE_BOXTYPE + 2)
 
-#define IW (10 * FL_NORMAL_SIZE)    // input field width
-#define BB (7 * FL_NORMAL_SIZE)     // width of a button with internal label
+#define IW (10 * FL_NORMAL_SIZE) // input field width
+#define BB (7 * FL_NORMAL_SIZE) // width of a button with internal label
 #define BH (2 * FL_NORMAL_SIZE + 1) // button height
-#define WB (5)                      // window border
+#define WB (5) // window border
 
 class graphicWindow;
 class openglWindow;
@@ -45,22 +45,24 @@ class GRegion;
 class MElement;
 class PView;
 
-class FlGui{
- private:
+class FlGui {
+private:
   static FlGui *_instance;
   static std::string _openedThroughMacFinder;
   static bool _finishedProcessingCommandLine;
   std::string _lastStatus;
- public:
-  std::vector<GVertex*> selectedVertices;
-  std::vector<GEdge*> selectedEdges;
-  std::vector<GFace*> selectedFaces;
-  std::vector<GRegion*> selectedRegions;
-  std::vector<MElement*> selectedElements;
+
+public:
+  std::vector<GVertex *> selectedVertices;
+  std::vector<GEdge *> selectedEdges;
+  std::vector<GFace *> selectedFaces;
+  std::vector<GRegion *> selectedRegions;
+  std::vector<MElement *> selectedElements;
   std::vector<SPoint2> selectedPoints;
-  std::vector<PView*> selectedViews;
- public:
-  std::vector<graphicWindow*> graph;
+  std::vector<PView *> selectedViews;
+
+public:
+  std::vector<graphicWindow *> graph;
   optionWindow *options;
   onelabWindow *onelab2;
   fieldWindow *fields;
@@ -77,11 +79,12 @@ class FlGui{
   helpWindow *help;
   onelabGroup *onelab;
   openglWindow *fullscreen;
- public:
+
+public:
   FlGui(int argc, char **argv);
-  ~FlGui(){}
+  ~FlGui() {}
   // return the single static instance of the GUI
-  static FlGui *instance(int argc=0, char **argv=0);
+  static FlGui *instance(int argc = 0, char **argv = 0);
   // check if the GUI is available
   static bool available();
   // run the GUI until there's no window left
@@ -125,9 +128,9 @@ class FlGui{
   // select an entity in the most recent graphic window
   char selectEntity(int type);
   // display status message
-  void setStatus(const std::string &msg, bool opengl=false);
+  void setStatus(const std::string &msg, bool opengl = false);
   // redisplay last status message
-  void setLastStatus(int col=-1);
+  void setLastStatus(int col = -1);
   // display status message and update progress bar
   void setProgress(const std::string &msg, double val, double min, double max);
   // create the window for physical context dependant definitions
diff --git a/Fltk/Navigator.cpp b/Fltk/Navigator.cpp
index 86f19b7fa32a065d00e21128994a0375c26d786c..81437e737b4079604612e035dea3b5d3803a589a 100644
--- a/Fltk/Navigator.cpp
+++ b/Fltk/Navigator.cpp
@@ -15,9 +15,9 @@
 #include "drawContext.h"
 #include "gl2ps.h"
 
-Navigator::Navigator(double _freq, drawContext* _ctx):
-  ax0(0.), ax1(0.), ax0_cur(0.), ax1_cur(0.), speed(0.), awake(true),
-  ctx(_ctx), frequency(_freq)
+Navigator::Navigator(double _freq, drawContext *_ctx)
+  : ax0(0.), ax1(0.), ax0_cur(0.), ax1_cur(0.), speed(0.), awake(true),
+    ctx(_ctx), frequency(_freq)
 {
   ctx->camera.init();
   pad = CTX::instance()->gamepad;
@@ -29,7 +29,7 @@ Navigator::Navigator(double _freq, drawContext* _ctx):
 
 Navigator::~Navigator(){};
 
-void Navigator::setDrawContext( drawContext* _ctx)
+void Navigator::setDrawContext(drawContext *_ctx)
 {
   ctx = _ctx;
   ctx->camera.init();
@@ -38,639 +38,657 @@ void Navigator::setDrawContext( drawContext* _ctx)
 void Navigator::setFrequency(double _freq)
 {
   frequency = _freq;
-  reference_angle = 3.14*frequency/5.;
-  reference_speed = 1.5*frequency*(ctx->camera.Lc)/100.;
+  reference_angle = 3.14 * frequency / 5.;
+  reference_speed = 1.5 * frequency * (ctx->camera.Lc) / 100.;
 }
 
 void Navigator::setResponseFrequency(double _freq)
 {
-  reference_angle = 3.14*frequency/5.*(_freq/.01);
-  reference_speed = 1.5*frequency*(ctx->camera.Lc)/100.*(_freq/.01);
+  reference_angle = 3.14 * frequency / 5. * (_freq / .01);
+  reference_speed = 1.5 * frequency * (ctx->camera.Lc) / 100. * (_freq / .01);
 }
 
 void Navigator::drawIcons()
 {
-  double l = CTX::instance()->smallAxesSize ;
-  double dx = CTX::instance()->smallAxesPos[0]+.5*l  ;
-  double dy = 1.25*l;
+  double l = CTX::instance()->smallAxesSize;
+  double dx = CTX::instance()->smallAxesPos[0] + .5 * l;
+  double dy = 1.25 * l;
 
   ctx->fix2dCoordinates(&dx, &dy);
   glMatrixMode(GL_MODELVIEW);
   glPushMatrix();
-  glLineWidth( (float)CTX::instance()->lineWidth);
+  glLineWidth((float)CTX::instance()->lineWidth);
   gl2psLineWidth((float)(CTX::instance()->lineWidth *
-  			 CTX::instance()->print.epsLineWidthFactor));
+                         CTX::instance()->print.epsLineWidthFactor));
 
-  glColor4ubv((GLubyte *) & CTX::instance()->color.smallAxes);
+  glColor4ubv((GLubyte *)&CTX::instance()->color.smallAxes);
 
-  double scale=l/100.;
-  glEnable (GL_BLEND);
-  glBlendFunc (GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
-  glEnable (GL_LINE_SMOOTH);
+  double scale = l / 100.;
+  glEnable(GL_BLEND);
+  glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
+  glEnable(GL_LINE_SMOOTH);
 
-  switch(mode){
-  case PEDESTRIAN :
+  switch(mode) {
+  case PEDESTRIAN:
     glBegin(GL_LINES);
-    glVertex2d(dx+scale*3.01052761E+01,dy+scale*  4.07178345E+01 );
-    glVertex2d(dx+scale*3.69660988E+01,dy+scale*  3.01357174E+01);
-    glVertex2d(dx+scale*3.69660988E+01,dy+scale*  3.01357174E+01 );
-    glVertex2d(dx+scale*4.07505989E+01,dy+scale*  2.80945930E+01);
-    glVertex2d(dx+scale*4.07505989E+01,dy+scale*  2.80945930E+01 );
-    glVertex2d(dx+scale*4.87266998E+01,dy+scale*  2.00446148E+01);
-    glVertex2d(dx+scale*4.87266998E+01,dy+scale*  2.00446148E+01 );
-    glVertex2d(dx+scale*5.38157959E+01,dy+scale*  1.13534155E+01);
-    glVertex2d(dx+scale*5.38157959E+01,dy+scale*  1.13534155E+01 );
-    glVertex2d(dx+scale*5.25646591E+01,dy+scale*  3.44290900E+00);
-    glVertex2d(dx+scale*5.25646591E+01,dy+scale*  3.44290900E+00 );
-    glVertex2d(dx+scale*5.01248283E+01,dy+scale*  2.56559372E+00);
-    glVertex2d(dx+scale*5.01248283E+01,dy+scale*  2.56559372E+00 );
-    glVertex2d(dx+scale*5.01248283E+01,dy+scale*  1.18554187E+00);
-    glVertex2d(dx+scale*5.01248283E+01,dy+scale*  1.18554187E+00 );
-    glVertex2d(dx+scale*5.57356987E+01,dy+scale*  1.18554187E+00);
-    glVertex2d(dx+scale*5.57356987E+01,dy+scale*  1.18554187E+00 );
-    glVertex2d(dx+scale*5.98938141E+01,dy+scale*  7.02665806E+00);
-    glVertex2d(dx+scale*5.98938141E+01,dy+scale*  7.02665806E+00 );
-    glVertex2d(dx+scale*6.34061890E+01,dy+scale*  1.35390358E+01);
-    glVertex2d(dx+scale*6.34061890E+01,dy+scale*  1.35390358E+01 );
-    glVertex2d(dx+scale*6.04280853E+01,dy+scale*  1.56590576E+01);
-    glVertex2d(dx+scale*6.04280853E+01,dy+scale*  1.56590576E+01 );
-    glVertex2d(dx+scale*5.67851448E+01,dy+scale*  1.66882896E+01);
-    glVertex2d(dx+scale*5.67851448E+01,dy+scale*  1.66882896E+01 );
-    glVertex2d(dx+scale*5.56003265E+01,dy+scale*  1.87117329E+01);
-    glVertex2d(dx+scale*5.56003265E+01,dy+scale*  1.87117329E+01 );
-    glVertex2d(dx+scale*5.12019005E+01,dy+scale*  2.62234058E+01);
-    glVertex2d(dx+scale*5.12019005E+01,dy+scale*  2.62234058E+01 );
-    glVertex2d(dx+scale*4.87266998E+01,dy+scale*  3.04505730E+01);
-    glVertex2d(dx+scale*4.87266998E+01,dy+scale*  3.04505730E+01 );
-    glVertex2d(dx+scale*4.26556816E+01,dy+scale*  3.47723503E+01);
-    glVertex2d(dx+scale*4.26556816E+01,dy+scale*  3.47723503E+01 );
-    glVertex2d(dx+scale*4.11023293E+01,dy+scale*  3.66784554E+01);
-    glVertex2d(dx+scale*4.11023293E+01,dy+scale*  3.66784554E+01 );
-    glVertex2d(dx+scale*4.07505989E+01,dy+scale*  3.88915939E+01);
-    glVertex2d(dx+scale*4.07505989E+01,dy+scale*  3.88915939E+01 );
-    glVertex2d(dx+scale*3.96205177E+01,dy+scale*  4.60021973E+01);
-    glVertex2d(dx+scale*3.96205177E+01,dy+scale*  4.60021973E+01 );
-    glVertex2d(dx+scale*3.76618462E+01,dy+scale*  5.14492989E+01);
-    glVertex2d(dx+scale*3.76618462E+01,dy+scale*  5.14492989E+01 );
-    glVertex2d(dx+scale*3.82070084E+01,dy+scale*  5.48961716E+01);
-    glVertex2d(dx+scale*3.82070084E+01,dy+scale*  5.48961716E+01 );
-    glVertex2d(dx+scale*3.82070084E+01,dy+scale*  5.79802170E+01);
-    glVertex2d(dx+scale*3.82070084E+01,dy+scale*  5.79802170E+01 );
-    glVertex2d(dx+scale*3.69349632E+01,dy+scale*  6.15177956E+01);
-    glVertex2d(dx+scale*3.69349632E+01,dy+scale*  6.15177956E+01 );
-    glVertex2d(dx+scale*3.25736656E+01,dy+scale*  6.68695145E+01);
-    glVertex2d(dx+scale*3.25736656E+01,dy+scale*  6.68695145E+01 );
-    glVertex2d(dx+scale*3.18467827E+01,dy+scale*  7.03163834E+01);
-    glVertex2d(dx+scale*3.18467827E+01,dy+scale*  7.03163834E+01 );
-    glVertex2d(dx+scale*3.38457108E+01,dy+scale*  7.73915405E+01);
-    glVertex2d(dx+scale*3.38457108E+01,dy+scale*  7.73915405E+01 );
-    glVertex2d(dx+scale*3.38457108E+01,dy+scale*  8.45574112E+01);
-    glVertex2d(dx+scale*3.38457108E+01,dy+scale*  8.45574112E+01 );
-    glVertex2d(dx+scale*3.38457108E+01,dy+scale*  8.58094559E+01);
-    glVertex2d(dx+scale*3.45101509E+01,dy+scale*  5.14492989E+01 );
-    glVertex2d(dx+scale*3.01052761E+01,dy+scale*  4.07178345E+01);
-    glVertex2d(dx+scale*1.95475960E+01,dy+scale*  7.45358734E+01 );
-    glVertex2d(dx+scale*2.16000557E+01,dy+scale*  6.88279419E+01);
-    glVertex2d(dx+scale*2.16000557E+01,dy+scale*  6.88279419E+01 );
-    glVertex2d(dx+scale*2.16000557E+01,dy+scale*  6.32443161E+01);
-    glVertex2d(dx+scale*2.16000557E+01,dy+scale*  6.32443161E+01 );
-    glVertex2d(dx+scale*2.39542980E+01,dy+scale*  5.92237206E+01);
-    glVertex2d(dx+scale*2.39542980E+01,dy+scale*  5.92237206E+01 );
-    glVertex2d(dx+scale*2.06011562E+01,dy+scale*  5.10545654E+01);
-    glVertex2d(dx+scale*2.06011562E+01,dy+scale*  5.10545654E+01 );
-    glVertex2d(dx+scale*1.91084385E+01,dy+scale*  4.16166077E+01);
-    glVertex2d(dx+scale*1.91084385E+01,dy+scale*  4.16166077E+01 );
-    glVertex2d(dx+scale*1.89741859E+01,dy+scale*  3.61561012E+01);
-    glVertex2d(dx+scale*1.89741859E+01,dy+scale*  3.61561012E+01 );
-    glVertex2d(dx+scale*1.80558548E+01,dy+scale*  3.29056969E+01);
-    glVertex2d(dx+scale*1.80558548E+01,dy+scale*  3.29056969E+01 );
-    glVertex2d(dx+scale*1.80558548E+01,dy+scale*  2.96775036E+01);
-    glVertex2d(dx+scale*1.80558548E+01,dy+scale*  2.96775036E+01 );
-    glVertex2d(dx+scale*1.72696590E+01,dy+scale*  2.55330906E+01);
-    glVertex2d(dx+scale*1.72696590E+01,dy+scale*  2.55330906E+01 );
-    glVertex2d(dx+scale*1.53084030E+01,dy+scale*  1.60425396E+01);
-    glVertex2d(dx+scale*1.53084030E+01,dy+scale*  1.60425396E+01 );
-    glVertex2d(dx+scale*1.19248409E+01,dy+scale*  9.76899910E+00);
-    glVertex2d(dx+scale*1.19248409E+01,dy+scale*  9.76899910E+00 );
-    glVertex2d(dx+scale*1.04403715E+01,dy+scale*  1.05696316E+01);
-    glVertex2d(dx+scale*1.04403715E+01,dy+scale*  1.05696316E+01 );
-    glVertex2d(dx+scale*7.35945797E+00,dy+scale*  8.76561642E+00);
-    glVertex2d(dx+scale*7.35945797E+00,dy+scale*  8.76561642E+00 );
-    glVertex2d(dx+scale*4.11787891E+00,dy+scale*  8.65881157E+00);
-    glVertex2d(dx+scale*4.11787891E+00,dy+scale*  8.65881157E+00 );
-    glVertex2d(dx+scale*1.94821942E+00,dy+scale*  9.27180004E+00);
-    glVertex2d(dx+scale*1.94821942E+00,dy+scale*  9.27180004E+00 );
-    glVertex2d(dx+scale*2.77175337E-01,dy+scale*  8.18839359E+00);
-    glVertex2d(dx+scale*2.77175337E-01,dy+scale*  8.18839359E+00 );
-    glVertex2d(dx+scale*1.94821942E+00,dy+scale*  5.61097956E+00);
-    glVertex2d(dx+scale*1.94821942E+00,dy+scale*  5.61097956E+00 );
-    glVertex2d(dx+scale*6.22622919E+00,dy+scale*  2.56559372E+00);
-    glVertex2d(dx+scale*6.22622919E+00,dy+scale*  2.56559372E+00 );
-    glVertex2d(dx+scale*1.11108894E+01,dy+scale*  1.18554187E+00);
-    glVertex2d(dx+scale*1.11108894E+01,dy+scale*  1.18554187E+00 );
-    glVertex2d(dx+scale*1.72696590E+01,dy+scale*  1.18554187E+00);
-    glVertex2d(dx+scale*1.72696590E+01,dy+scale*  1.18554187E+00 );
-    glVertex2d(dx+scale*1.72696590E+01,dy+scale*  7.02665806E+00);
-    glVertex2d(dx+scale*1.72696590E+01,dy+scale*  7.02665806E+00 );
-    glVertex2d(dx+scale*1.65164566E+01,dy+scale*  8.18839359E+00);
-    glVertex2d(dx+scale*1.65164566E+01,dy+scale*  8.18839359E+00 );
-    glVertex2d(dx+scale*2.46518440E+01,dy+scale*  2.32723999E+01);
-    glVertex2d(dx+scale*2.46518440E+01,dy+scale*  2.32723999E+01 );
-    glVertex2d(dx+scale*2.46518440E+01,dy+scale*  3.04505730E+01);
-    glVertex2d(dx+scale*2.46518440E+01,dy+scale*  3.04505730E+01 );
-    glVertex2d(dx+scale*2.58728657E+01,dy+scale*  3.47723503E+01);
-    glVertex2d(dx+scale*2.58728657E+01,dy+scale*  3.47723503E+01 );
-    glVertex2d(dx+scale*3.01052761E+01,dy+scale*  4.07178345E+01);
-    glVertex2d(dx+scale*2.75617714E+01,dy+scale*  8.75848465E+01 );
-    glVertex2d(dx+scale*3.76618462E+01,dy+scale*  8.47312927E+01);
-    glVertex2d(dx+scale*3.76618462E+01,dy+scale*  8.47312927E+01 );
-    glVertex2d(dx+scale*3.92328835E+01,dy+scale*  8.36129227E+01);
-    glVertex2d(dx+scale*3.92328835E+01,dy+scale*  8.36129227E+01 );
-    glVertex2d(dx+scale*4.11023293E+01,dy+scale*  7.90666428E+01);
-    glVertex2d(dx+scale*4.11023293E+01,dy+scale*  7.90666428E+01 );
-    glVertex2d(dx+scale*4.46455917E+01,dy+scale*  7.30154266E+01);
-    glVertex2d(dx+scale*4.46455917E+01,dy+scale*  7.30154266E+01 );
-    glVertex2d(dx+scale*4.62260017E+01,dy+scale*  7.03163834E+01);
-    glVertex2d(dx+scale*4.62260017E+01,dy+scale*  7.03163834E+01 );
-    glVertex2d(dx+scale*4.56109505E+01,dy+scale*  6.64276276E+01);
-    glVertex2d(dx+scale*4.56109505E+01,dy+scale*  6.64276276E+01 );
-    glVertex2d(dx+scale*4.56109505E+01,dy+scale*  6.53531952E+01);
-    glVertex2d(dx+scale*4.56109505E+01,dy+scale*  6.53531952E+01 );
-    glVertex2d(dx+scale*4.87266998E+01,dy+scale*  6.36727524E+01);
-    glVertex2d(dx+scale*4.87266998E+01,dy+scale*  6.36727524E+01 );
-    glVertex2d(dx+scale*5.15070915E+01,dy+scale*  6.64276276E+01);
-    glVertex2d(dx+scale*5.15070915E+01,dy+scale*  6.64276276E+01 );
-    glVertex2d(dx+scale*5.15070915E+01,dy+scale*  6.88279419E+01);
-    glVertex2d(dx+scale*5.15070915E+01,dy+scale*  6.88279419E+01 );
-    glVertex2d(dx+scale*4.95096855E+01,dy+scale*  7.22391281E+01);
-    glVertex2d(dx+scale*4.95096855E+01,dy+scale*  7.22391281E+01 );
-    glVertex2d(dx+scale*4.58495522E+01,dy+scale*  8.24180374E+01);
-    glVertex2d(dx+scale*4.58495522E+01,dy+scale*  8.24180374E+01 );
-    glVertex2d(dx+scale*4.32594948E+01,dy+scale*  8.68413620E+01);
-    glVertex2d(dx+scale*4.32594948E+01,dy+scale*  8.68413620E+01 );
-    glVertex2d(dx+scale*4.18205223E+01,dy+scale*  8.72479095E+01);
-    glVertex2d(dx+scale*4.18205223E+01,dy+scale*  8.72479095E+01 );
-    glVertex2d(dx+scale*3.02508583E+01,dy+scale*  9.19968338E+01);
-    glVertex2d(dx+scale*3.02508583E+01,dy+scale*  9.19968338E+01 );
-    glVertex2d(dx+scale*2.86896305E+01,dy+scale*  9.26376648E+01);
-    glVertex2d(dx+scale*2.86896305E+01,dy+scale*  9.26376648E+01 );
-    glVertex2d(dx+scale*2.80653210E+01,dy+scale*  9.37038651E+01);
-    glVertex2d(dx+scale*2.80653210E+01,dy+scale*  9.37038651E+01 );
-    glVertex2d(dx+scale*2.71819935E+01,dy+scale*  9.52124176E+01);
-    glVertex2d(dx+scale*2.71819935E+01,dy+scale*  9.52124176E+01 );
-    glVertex2d(dx+scale*2.96779137E+01,dy+scale*  9.61099014E+01);
-    glVertex2d(dx+scale*2.96779137E+01,dy+scale*  9.61099014E+01 );
-    glVertex2d(dx+scale*3.02764988E+01,dy+scale*  9.90064621E+01);
-    glVertex2d(dx+scale*3.02764988E+01,dy+scale*  9.90064621E+01 );
-    glVertex2d(dx+scale*2.92283592E+01,dy+scale*  1.05601486E+02);
-    glVertex2d(dx+scale*2.92283592E+01,dy+scale*  1.05601486E+02 );
-    glVertex2d(dx+scale*2.25053406E+01,dy+scale*  1.08361038E+02);
-    glVertex2d(dx+scale*2.25053406E+01,dy+scale*  1.08361038E+02 );
-    glVertex2d(dx+scale*1.72556629E+01,dy+scale*  1.05287109E+02);
-    glVertex2d(dx+scale*1.72556629E+01,dy+scale*  1.05287109E+02 );
-    glVertex2d(dx+scale*1.52413979E+01,dy+scale*  9.81576691E+01);
-    glVertex2d(dx+scale*1.52413979E+01,dy+scale*  9.81576691E+01 );
-    glVertex2d(dx+scale*1.72696590E+01,dy+scale*  9.25170364E+01);
-    glVertex2d(dx+scale*1.72696590E+01,dy+scale*  9.25170364E+01 );
-    glVertex2d(dx+scale*2.16000557E+01,dy+scale*  9.32052612E+01);
-    glVertex2d(dx+scale*2.16000557E+01,dy+scale*  9.32052612E+01 );
-    glVertex2d(dx+scale*2.31259499E+01,dy+scale*  8.89617233E+01);
-    glVertex2d(dx+scale*2.31259499E+01,dy+scale*  8.89617233E+01 );
-    glVertex2d(dx+scale*2.01361866E+01,dy+scale*  8.34183350E+01);
-    glVertex2d(dx+scale*2.01361866E+01,dy+scale*  8.34183350E+01 );
-    glVertex2d(dx+scale*1.86794548E+01,dy+scale*  8.07173691E+01);
-    glVertex2d(dx+scale*1.86794548E+01,dy+scale*  8.07173691E+01 );
-    glVertex2d(dx+scale*1.86794548E+01,dy+scale*  7.69501953E+01);
-    glVertex2d(dx+scale*1.86794548E+01,dy+scale*  7.69501953E+01 );
-    glVertex2d(dx+scale*1.98941078E+01,dy+scale*  7.35722198E+01);
-    glVertex2d(dx+scale*1.38444281E+01,dy+scale*  7.19181519E+01 );
-    glVertex2d(dx+scale*1.31145697E+01,dy+scale*  7.24377136E+01);
-    glVertex2d(dx+scale*1.31145697E+01,dy+scale*  7.24377136E+01 );
-    glVertex2d(dx+scale*7.04405022E+00,dy+scale*  7.85644531E+01);
-    glVertex2d(dx+scale*7.04405022E+00,dy+scale*  7.85644531E+01 );
-    glVertex2d(dx+scale*6.26990461E+00,dy+scale*  8.07173691E+01);
-    glVertex2d(dx+scale*6.26990461E+00,dy+scale*  8.07173691E+01 );
-    glVertex2d(dx+scale*6.94693804E+00,dy+scale*  8.31137161E+01);
-    glVertex2d(dx+scale*6.94693804E+00,dy+scale*  8.31137161E+01 );
-    glVertex2d(dx+scale*6.52368259E+00,dy+scale*  8.57768860E+01);
-    glVertex2d(dx+scale*6.52368259E+00,dy+scale*  8.57768860E+01 );
-    glVertex2d(dx+scale*5.51406002E+00,dy+scale*  8.63214188E+01);
-    glVertex2d(dx+scale*5.51406002E+00,dy+scale*  8.63214188E+01 );
-    glVertex2d(dx+scale*2.57401466E+00,dy+scale*  8.62266617E+01);
-    glVertex2d(dx+scale*2.57401466E+00,dy+scale*  8.62266617E+01 );
-    glVertex2d(dx+scale*2.63223171E-01,dy+scale*  8.29805756E+01);
-    glVertex2d(dx+scale*2.63223171E-01,dy+scale*  8.29805756E+01 );
-    glVertex2d(dx+scale*5.74481070E-01,dy+scale*  8.10221024E+01);
-    glVertex2d(dx+scale*5.74481070E-01,dy+scale*  8.10221024E+01 );
-    glVertex2d(dx+scale*3.50635505E+00,dy+scale*  7.89349899E+01);
-    glVertex2d(dx+scale*3.50635505E+00,dy+scale*  7.89349899E+01 );
-    glVertex2d(dx+scale*4.06134844E+00,dy+scale*  7.73915405E+01);
-    glVertex2d(dx+scale*4.06134844E+00,dy+scale*  7.73915405E+01 );
-    glVertex2d(dx+scale*1.02916317E+01,dy+scale*  6.82235336E+01);
-    glVertex2d(dx+scale*1.02916317E+01,dy+scale*  6.82235336E+01 );
-    glVertex2d(dx+scale*1.35903749E+01,dy+scale*  6.68695145E+01);
-    glVertex2d(dx+scale*1.35903749E+01,dy+scale*  6.68695145E+01 );
-    glVertex2d(dx+scale*1.50925760E+01,dy+scale*  6.74096756E+01);
-    glVertex2d(dx+scale*1.50925760E+01,dy+scale*  6.74096756E+01 );
-    glVertex2d(dx+scale*2.02666225E+01,dy+scale*  7.25362473E+01);
-    glVertex2d(dx+scale*1.33335953E+01,dy+scale*  7.23014450E+01 );
-    glVertex2d(dx+scale*1.86794548E+01,dy+scale*  7.88337784E+01);
+    glVertex2d(dx + scale * 3.01052761E+01, dy + scale * 4.07178345E+01);
+    glVertex2d(dx + scale * 3.69660988E+01, dy + scale * 3.01357174E+01);
+    glVertex2d(dx + scale * 3.69660988E+01, dy + scale * 3.01357174E+01);
+    glVertex2d(dx + scale * 4.07505989E+01, dy + scale * 2.80945930E+01);
+    glVertex2d(dx + scale * 4.07505989E+01, dy + scale * 2.80945930E+01);
+    glVertex2d(dx + scale * 4.87266998E+01, dy + scale * 2.00446148E+01);
+    glVertex2d(dx + scale * 4.87266998E+01, dy + scale * 2.00446148E+01);
+    glVertex2d(dx + scale * 5.38157959E+01, dy + scale * 1.13534155E+01);
+    glVertex2d(dx + scale * 5.38157959E+01, dy + scale * 1.13534155E+01);
+    glVertex2d(dx + scale * 5.25646591E+01, dy + scale * 3.44290900E+00);
+    glVertex2d(dx + scale * 5.25646591E+01, dy + scale * 3.44290900E+00);
+    glVertex2d(dx + scale * 5.01248283E+01, dy + scale * 2.56559372E+00);
+    glVertex2d(dx + scale * 5.01248283E+01, dy + scale * 2.56559372E+00);
+    glVertex2d(dx + scale * 5.01248283E+01, dy + scale * 1.18554187E+00);
+    glVertex2d(dx + scale * 5.01248283E+01, dy + scale * 1.18554187E+00);
+    glVertex2d(dx + scale * 5.57356987E+01, dy + scale * 1.18554187E+00);
+    glVertex2d(dx + scale * 5.57356987E+01, dy + scale * 1.18554187E+00);
+    glVertex2d(dx + scale * 5.98938141E+01, dy + scale * 7.02665806E+00);
+    glVertex2d(dx + scale * 5.98938141E+01, dy + scale * 7.02665806E+00);
+    glVertex2d(dx + scale * 6.34061890E+01, dy + scale * 1.35390358E+01);
+    glVertex2d(dx + scale * 6.34061890E+01, dy + scale * 1.35390358E+01);
+    glVertex2d(dx + scale * 6.04280853E+01, dy + scale * 1.56590576E+01);
+    glVertex2d(dx + scale * 6.04280853E+01, dy + scale * 1.56590576E+01);
+    glVertex2d(dx + scale * 5.67851448E+01, dy + scale * 1.66882896E+01);
+    glVertex2d(dx + scale * 5.67851448E+01, dy + scale * 1.66882896E+01);
+    glVertex2d(dx + scale * 5.56003265E+01, dy + scale * 1.87117329E+01);
+    glVertex2d(dx + scale * 5.56003265E+01, dy + scale * 1.87117329E+01);
+    glVertex2d(dx + scale * 5.12019005E+01, dy + scale * 2.62234058E+01);
+    glVertex2d(dx + scale * 5.12019005E+01, dy + scale * 2.62234058E+01);
+    glVertex2d(dx + scale * 4.87266998E+01, dy + scale * 3.04505730E+01);
+    glVertex2d(dx + scale * 4.87266998E+01, dy + scale * 3.04505730E+01);
+    glVertex2d(dx + scale * 4.26556816E+01, dy + scale * 3.47723503E+01);
+    glVertex2d(dx + scale * 4.26556816E+01, dy + scale * 3.47723503E+01);
+    glVertex2d(dx + scale * 4.11023293E+01, dy + scale * 3.66784554E+01);
+    glVertex2d(dx + scale * 4.11023293E+01, dy + scale * 3.66784554E+01);
+    glVertex2d(dx + scale * 4.07505989E+01, dy + scale * 3.88915939E+01);
+    glVertex2d(dx + scale * 4.07505989E+01, dy + scale * 3.88915939E+01);
+    glVertex2d(dx + scale * 3.96205177E+01, dy + scale * 4.60021973E+01);
+    glVertex2d(dx + scale * 3.96205177E+01, dy + scale * 4.60021973E+01);
+    glVertex2d(dx + scale * 3.76618462E+01, dy + scale * 5.14492989E+01);
+    glVertex2d(dx + scale * 3.76618462E+01, dy + scale * 5.14492989E+01);
+    glVertex2d(dx + scale * 3.82070084E+01, dy + scale * 5.48961716E+01);
+    glVertex2d(dx + scale * 3.82070084E+01, dy + scale * 5.48961716E+01);
+    glVertex2d(dx + scale * 3.82070084E+01, dy + scale * 5.79802170E+01);
+    glVertex2d(dx + scale * 3.82070084E+01, dy + scale * 5.79802170E+01);
+    glVertex2d(dx + scale * 3.69349632E+01, dy + scale * 6.15177956E+01);
+    glVertex2d(dx + scale * 3.69349632E+01, dy + scale * 6.15177956E+01);
+    glVertex2d(dx + scale * 3.25736656E+01, dy + scale * 6.68695145E+01);
+    glVertex2d(dx + scale * 3.25736656E+01, dy + scale * 6.68695145E+01);
+    glVertex2d(dx + scale * 3.18467827E+01, dy + scale * 7.03163834E+01);
+    glVertex2d(dx + scale * 3.18467827E+01, dy + scale * 7.03163834E+01);
+    glVertex2d(dx + scale * 3.38457108E+01, dy + scale * 7.73915405E+01);
+    glVertex2d(dx + scale * 3.38457108E+01, dy + scale * 7.73915405E+01);
+    glVertex2d(dx + scale * 3.38457108E+01, dy + scale * 8.45574112E+01);
+    glVertex2d(dx + scale * 3.38457108E+01, dy + scale * 8.45574112E+01);
+    glVertex2d(dx + scale * 3.38457108E+01, dy + scale * 8.58094559E+01);
+    glVertex2d(dx + scale * 3.45101509E+01, dy + scale * 5.14492989E+01);
+    glVertex2d(dx + scale * 3.01052761E+01, dy + scale * 4.07178345E+01);
+    glVertex2d(dx + scale * 1.95475960E+01, dy + scale * 7.45358734E+01);
+    glVertex2d(dx + scale * 2.16000557E+01, dy + scale * 6.88279419E+01);
+    glVertex2d(dx + scale * 2.16000557E+01, dy + scale * 6.88279419E+01);
+    glVertex2d(dx + scale * 2.16000557E+01, dy + scale * 6.32443161E+01);
+    glVertex2d(dx + scale * 2.16000557E+01, dy + scale * 6.32443161E+01);
+    glVertex2d(dx + scale * 2.39542980E+01, dy + scale * 5.92237206E+01);
+    glVertex2d(dx + scale * 2.39542980E+01, dy + scale * 5.92237206E+01);
+    glVertex2d(dx + scale * 2.06011562E+01, dy + scale * 5.10545654E+01);
+    glVertex2d(dx + scale * 2.06011562E+01, dy + scale * 5.10545654E+01);
+    glVertex2d(dx + scale * 1.91084385E+01, dy + scale * 4.16166077E+01);
+    glVertex2d(dx + scale * 1.91084385E+01, dy + scale * 4.16166077E+01);
+    glVertex2d(dx + scale * 1.89741859E+01, dy + scale * 3.61561012E+01);
+    glVertex2d(dx + scale * 1.89741859E+01, dy + scale * 3.61561012E+01);
+    glVertex2d(dx + scale * 1.80558548E+01, dy + scale * 3.29056969E+01);
+    glVertex2d(dx + scale * 1.80558548E+01, dy + scale * 3.29056969E+01);
+    glVertex2d(dx + scale * 1.80558548E+01, dy + scale * 2.96775036E+01);
+    glVertex2d(dx + scale * 1.80558548E+01, dy + scale * 2.96775036E+01);
+    glVertex2d(dx + scale * 1.72696590E+01, dy + scale * 2.55330906E+01);
+    glVertex2d(dx + scale * 1.72696590E+01, dy + scale * 2.55330906E+01);
+    glVertex2d(dx + scale * 1.53084030E+01, dy + scale * 1.60425396E+01);
+    glVertex2d(dx + scale * 1.53084030E+01, dy + scale * 1.60425396E+01);
+    glVertex2d(dx + scale * 1.19248409E+01, dy + scale * 9.76899910E+00);
+    glVertex2d(dx + scale * 1.19248409E+01, dy + scale * 9.76899910E+00);
+    glVertex2d(dx + scale * 1.04403715E+01, dy + scale * 1.05696316E+01);
+    glVertex2d(dx + scale * 1.04403715E+01, dy + scale * 1.05696316E+01);
+    glVertex2d(dx + scale * 7.35945797E+00, dy + scale * 8.76561642E+00);
+    glVertex2d(dx + scale * 7.35945797E+00, dy + scale * 8.76561642E+00);
+    glVertex2d(dx + scale * 4.11787891E+00, dy + scale * 8.65881157E+00);
+    glVertex2d(dx + scale * 4.11787891E+00, dy + scale * 8.65881157E+00);
+    glVertex2d(dx + scale * 1.94821942E+00, dy + scale * 9.27180004E+00);
+    glVertex2d(dx + scale * 1.94821942E+00, dy + scale * 9.27180004E+00);
+    glVertex2d(dx + scale * 2.77175337E-01, dy + scale * 8.18839359E+00);
+    glVertex2d(dx + scale * 2.77175337E-01, dy + scale * 8.18839359E+00);
+    glVertex2d(dx + scale * 1.94821942E+00, dy + scale * 5.61097956E+00);
+    glVertex2d(dx + scale * 1.94821942E+00, dy + scale * 5.61097956E+00);
+    glVertex2d(dx + scale * 6.22622919E+00, dy + scale * 2.56559372E+00);
+    glVertex2d(dx + scale * 6.22622919E+00, dy + scale * 2.56559372E+00);
+    glVertex2d(dx + scale * 1.11108894E+01, dy + scale * 1.18554187E+00);
+    glVertex2d(dx + scale * 1.11108894E+01, dy + scale * 1.18554187E+00);
+    glVertex2d(dx + scale * 1.72696590E+01, dy + scale * 1.18554187E+00);
+    glVertex2d(dx + scale * 1.72696590E+01, dy + scale * 1.18554187E+00);
+    glVertex2d(dx + scale * 1.72696590E+01, dy + scale * 7.02665806E+00);
+    glVertex2d(dx + scale * 1.72696590E+01, dy + scale * 7.02665806E+00);
+    glVertex2d(dx + scale * 1.65164566E+01, dy + scale * 8.18839359E+00);
+    glVertex2d(dx + scale * 1.65164566E+01, dy + scale * 8.18839359E+00);
+    glVertex2d(dx + scale * 2.46518440E+01, dy + scale * 2.32723999E+01);
+    glVertex2d(dx + scale * 2.46518440E+01, dy + scale * 2.32723999E+01);
+    glVertex2d(dx + scale * 2.46518440E+01, dy + scale * 3.04505730E+01);
+    glVertex2d(dx + scale * 2.46518440E+01, dy + scale * 3.04505730E+01);
+    glVertex2d(dx + scale * 2.58728657E+01, dy + scale * 3.47723503E+01);
+    glVertex2d(dx + scale * 2.58728657E+01, dy + scale * 3.47723503E+01);
+    glVertex2d(dx + scale * 3.01052761E+01, dy + scale * 4.07178345E+01);
+    glVertex2d(dx + scale * 2.75617714E+01, dy + scale * 8.75848465E+01);
+    glVertex2d(dx + scale * 3.76618462E+01, dy + scale * 8.47312927E+01);
+    glVertex2d(dx + scale * 3.76618462E+01, dy + scale * 8.47312927E+01);
+    glVertex2d(dx + scale * 3.92328835E+01, dy + scale * 8.36129227E+01);
+    glVertex2d(dx + scale * 3.92328835E+01, dy + scale * 8.36129227E+01);
+    glVertex2d(dx + scale * 4.11023293E+01, dy + scale * 7.90666428E+01);
+    glVertex2d(dx + scale * 4.11023293E+01, dy + scale * 7.90666428E+01);
+    glVertex2d(dx + scale * 4.46455917E+01, dy + scale * 7.30154266E+01);
+    glVertex2d(dx + scale * 4.46455917E+01, dy + scale * 7.30154266E+01);
+    glVertex2d(dx + scale * 4.62260017E+01, dy + scale * 7.03163834E+01);
+    glVertex2d(dx + scale * 4.62260017E+01, dy + scale * 7.03163834E+01);
+    glVertex2d(dx + scale * 4.56109505E+01, dy + scale * 6.64276276E+01);
+    glVertex2d(dx + scale * 4.56109505E+01, dy + scale * 6.64276276E+01);
+    glVertex2d(dx + scale * 4.56109505E+01, dy + scale * 6.53531952E+01);
+    glVertex2d(dx + scale * 4.56109505E+01, dy + scale * 6.53531952E+01);
+    glVertex2d(dx + scale * 4.87266998E+01, dy + scale * 6.36727524E+01);
+    glVertex2d(dx + scale * 4.87266998E+01, dy + scale * 6.36727524E+01);
+    glVertex2d(dx + scale * 5.15070915E+01, dy + scale * 6.64276276E+01);
+    glVertex2d(dx + scale * 5.15070915E+01, dy + scale * 6.64276276E+01);
+    glVertex2d(dx + scale * 5.15070915E+01, dy + scale * 6.88279419E+01);
+    glVertex2d(dx + scale * 5.15070915E+01, dy + scale * 6.88279419E+01);
+    glVertex2d(dx + scale * 4.95096855E+01, dy + scale * 7.22391281E+01);
+    glVertex2d(dx + scale * 4.95096855E+01, dy + scale * 7.22391281E+01);
+    glVertex2d(dx + scale * 4.58495522E+01, dy + scale * 8.24180374E+01);
+    glVertex2d(dx + scale * 4.58495522E+01, dy + scale * 8.24180374E+01);
+    glVertex2d(dx + scale * 4.32594948E+01, dy + scale * 8.68413620E+01);
+    glVertex2d(dx + scale * 4.32594948E+01, dy + scale * 8.68413620E+01);
+    glVertex2d(dx + scale * 4.18205223E+01, dy + scale * 8.72479095E+01);
+    glVertex2d(dx + scale * 4.18205223E+01, dy + scale * 8.72479095E+01);
+    glVertex2d(dx + scale * 3.02508583E+01, dy + scale * 9.19968338E+01);
+    glVertex2d(dx + scale * 3.02508583E+01, dy + scale * 9.19968338E+01);
+    glVertex2d(dx + scale * 2.86896305E+01, dy + scale * 9.26376648E+01);
+    glVertex2d(dx + scale * 2.86896305E+01, dy + scale * 9.26376648E+01);
+    glVertex2d(dx + scale * 2.80653210E+01, dy + scale * 9.37038651E+01);
+    glVertex2d(dx + scale * 2.80653210E+01, dy + scale * 9.37038651E+01);
+    glVertex2d(dx + scale * 2.71819935E+01, dy + scale * 9.52124176E+01);
+    glVertex2d(dx + scale * 2.71819935E+01, dy + scale * 9.52124176E+01);
+    glVertex2d(dx + scale * 2.96779137E+01, dy + scale * 9.61099014E+01);
+    glVertex2d(dx + scale * 2.96779137E+01, dy + scale * 9.61099014E+01);
+    glVertex2d(dx + scale * 3.02764988E+01, dy + scale * 9.90064621E+01);
+    glVertex2d(dx + scale * 3.02764988E+01, dy + scale * 9.90064621E+01);
+    glVertex2d(dx + scale * 2.92283592E+01, dy + scale * 1.05601486E+02);
+    glVertex2d(dx + scale * 2.92283592E+01, dy + scale * 1.05601486E+02);
+    glVertex2d(dx + scale * 2.25053406E+01, dy + scale * 1.08361038E+02);
+    glVertex2d(dx + scale * 2.25053406E+01, dy + scale * 1.08361038E+02);
+    glVertex2d(dx + scale * 1.72556629E+01, dy + scale * 1.05287109E+02);
+    glVertex2d(dx + scale * 1.72556629E+01, dy + scale * 1.05287109E+02);
+    glVertex2d(dx + scale * 1.52413979E+01, dy + scale * 9.81576691E+01);
+    glVertex2d(dx + scale * 1.52413979E+01, dy + scale * 9.81576691E+01);
+    glVertex2d(dx + scale * 1.72696590E+01, dy + scale * 9.25170364E+01);
+    glVertex2d(dx + scale * 1.72696590E+01, dy + scale * 9.25170364E+01);
+    glVertex2d(dx + scale * 2.16000557E+01, dy + scale * 9.32052612E+01);
+    glVertex2d(dx + scale * 2.16000557E+01, dy + scale * 9.32052612E+01);
+    glVertex2d(dx + scale * 2.31259499E+01, dy + scale * 8.89617233E+01);
+    glVertex2d(dx + scale * 2.31259499E+01, dy + scale * 8.89617233E+01);
+    glVertex2d(dx + scale * 2.01361866E+01, dy + scale * 8.34183350E+01);
+    glVertex2d(dx + scale * 2.01361866E+01, dy + scale * 8.34183350E+01);
+    glVertex2d(dx + scale * 1.86794548E+01, dy + scale * 8.07173691E+01);
+    glVertex2d(dx + scale * 1.86794548E+01, dy + scale * 8.07173691E+01);
+    glVertex2d(dx + scale * 1.86794548E+01, dy + scale * 7.69501953E+01);
+    glVertex2d(dx + scale * 1.86794548E+01, dy + scale * 7.69501953E+01);
+    glVertex2d(dx + scale * 1.98941078E+01, dy + scale * 7.35722198E+01);
+    glVertex2d(dx + scale * 1.38444281E+01, dy + scale * 7.19181519E+01);
+    glVertex2d(dx + scale * 1.31145697E+01, dy + scale * 7.24377136E+01);
+    glVertex2d(dx + scale * 1.31145697E+01, dy + scale * 7.24377136E+01);
+    glVertex2d(dx + scale * 7.04405022E+00, dy + scale * 7.85644531E+01);
+    glVertex2d(dx + scale * 7.04405022E+00, dy + scale * 7.85644531E+01);
+    glVertex2d(dx + scale * 6.26990461E+00, dy + scale * 8.07173691E+01);
+    glVertex2d(dx + scale * 6.26990461E+00, dy + scale * 8.07173691E+01);
+    glVertex2d(dx + scale * 6.94693804E+00, dy + scale * 8.31137161E+01);
+    glVertex2d(dx + scale * 6.94693804E+00, dy + scale * 8.31137161E+01);
+    glVertex2d(dx + scale * 6.52368259E+00, dy + scale * 8.57768860E+01);
+    glVertex2d(dx + scale * 6.52368259E+00, dy + scale * 8.57768860E+01);
+    glVertex2d(dx + scale * 5.51406002E+00, dy + scale * 8.63214188E+01);
+    glVertex2d(dx + scale * 5.51406002E+00, dy + scale * 8.63214188E+01);
+    glVertex2d(dx + scale * 2.57401466E+00, dy + scale * 8.62266617E+01);
+    glVertex2d(dx + scale * 2.57401466E+00, dy + scale * 8.62266617E+01);
+    glVertex2d(dx + scale * 2.63223171E-01, dy + scale * 8.29805756E+01);
+    glVertex2d(dx + scale * 2.63223171E-01, dy + scale * 8.29805756E+01);
+    glVertex2d(dx + scale * 5.74481070E-01, dy + scale * 8.10221024E+01);
+    glVertex2d(dx + scale * 5.74481070E-01, dy + scale * 8.10221024E+01);
+    glVertex2d(dx + scale * 3.50635505E+00, dy + scale * 7.89349899E+01);
+    glVertex2d(dx + scale * 3.50635505E+00, dy + scale * 7.89349899E+01);
+    glVertex2d(dx + scale * 4.06134844E+00, dy + scale * 7.73915405E+01);
+    glVertex2d(dx + scale * 4.06134844E+00, dy + scale * 7.73915405E+01);
+    glVertex2d(dx + scale * 1.02916317E+01, dy + scale * 6.82235336E+01);
+    glVertex2d(dx + scale * 1.02916317E+01, dy + scale * 6.82235336E+01);
+    glVertex2d(dx + scale * 1.35903749E+01, dy + scale * 6.68695145E+01);
+    glVertex2d(dx + scale * 1.35903749E+01, dy + scale * 6.68695145E+01);
+    glVertex2d(dx + scale * 1.50925760E+01, dy + scale * 6.74096756E+01);
+    glVertex2d(dx + scale * 1.50925760E+01, dy + scale * 6.74096756E+01);
+    glVertex2d(dx + scale * 2.02666225E+01, dy + scale * 7.25362473E+01);
+    glVertex2d(dx + scale * 1.33335953E+01, dy + scale * 7.23014450E+01);
+    glVertex2d(dx + scale * 1.86794548E+01, dy + scale * 7.88337784E+01);
     glEnd();
     break;
-  case DIVER      :
+  case DIVER:
     glBegin(GL_LINES);
-    glVertex2d(dx+scale*4.70261803E+01,dy+scale*  3.19546795E+01 );
-    glVertex2d(dx+scale*4.34834213E+01,dy+scale*  3.27708626E+01);
-    glVertex2d(dx+scale*4.34834213E+01,dy+scale*  3.27708626E+01 );
-    glVertex2d(dx+scale*4.13941002E+01,dy+scale*  3.19546795E+01);
-    glVertex2d(dx+scale*4.13941002E+01,dy+scale*  3.19546795E+01 );
-    glVertex2d(dx+scale*3.96319656E+01,dy+scale*  3.27708626E+01);
-    glVertex2d(dx+scale*4.70261803E+01,dy+scale*  3.19546795E+01 );
-    glVertex2d(dx+scale*6.37407417E+01,dy+scale*  2.29766846E+01);
-    glVertex2d(dx+scale*6.37407417E+01,dy+scale*  2.29766846E+01 );
-    glVertex2d(dx+scale*6.88277817E+01,dy+scale*  2.83272076E+01);
-    glVertex2d(dx+scale*6.88277817E+01,dy+scale*  2.83272076E+01 );
-    glVertex2d(dx+scale*7.49140625E+01,dy+scale*  3.19546795E+01);
-    glVertex2d(dx+scale*7.49140625E+01,dy+scale*  3.19546795E+01 );
-    glVertex2d(dx+scale*7.75205078E+01,dy+scale*  3.05546646E+01);
-    glVertex2d(dx+scale*5.73819389E+01,dy+scale*  1.82609520E+01 );
-    glVertex2d(dx+scale*6.51033478E+01,dy+scale*  1.64820938E+01);
-    glVertex2d(dx+scale*6.51033478E+01,dy+scale*  1.64820938E+01 );
-    glVertex2d(dx+scale*6.72513809E+01,dy+scale*  1.64820938E+01);
-    glVertex2d(dx+scale*6.72513809E+01,dy+scale*  1.64820938E+01 );
-    glVertex2d(dx+scale*6.88277817E+01,dy+scale*  1.81401482E+01);
-    glVertex2d(dx+scale*6.88277817E+01,dy+scale*  1.81401482E+01 );
-    glVertex2d(dx+scale*7.75205078E+01,dy+scale*  3.05546646E+01);
-    glVertex2d(dx+scale*7.75205078E+01,dy+scale*  3.05546646E+01 );
-    glVertex2d(dx+scale*7.91115646E+01,dy+scale*  3.05546646E+01);
-    glVertex2d(dx+scale*7.91115646E+01,dy+scale*  3.05546646E+01 );
-    glVertex2d(dx+scale*7.96394882E+01,dy+scale*  3.28461914E+01);
-    glVertex2d(dx+scale*7.96394882E+01,dy+scale*  3.28461914E+01 );
-    glVertex2d(dx+scale*8.69550934E+01,dy+scale*  3.72063484E+01);
-    glVertex2d(dx+scale*8.69550934E+01,dy+scale*  3.72063484E+01 );
-    glVertex2d(dx+scale*9.21887970E+01,dy+scale*  3.60006065E+01);
-    glVertex2d(dx+scale*9.21887970E+01,dy+scale*  3.60006065E+01 );
-    glVertex2d(dx+scale*9.73070221E+01,dy+scale*  4.33102036E+01);
-    glVertex2d(dx+scale*9.73070221E+01,dy+scale*  4.33102036E+01 );
-    glVertex2d(dx+scale*9.48979111E+01,dy+scale*  4.38652153E+01);
-    glVertex2d(dx+scale*9.48979111E+01,dy+scale*  4.38652153E+01 );
-    glVertex2d(dx+scale*7.96394882E+01,dy+scale*  3.86619072E+01);
-    glVertex2d(dx+scale*7.96394882E+01,dy+scale*  3.86619072E+01 );
-    glVertex2d(dx+scale*7.41574936E+01,dy+scale*  3.60006065E+01);
-    glVertex2d(dx+scale*7.41574936E+01,dy+scale*  3.60006065E+01 );
-    glVertex2d(dx+scale*7.35288086E+01,dy+scale*  3.32717209E+01);
-    glVertex2d(dx+scale*7.35288086E+01,dy+scale*  3.32717209E+01 );
-    glVertex2d(dx+scale*7.49140625E+01,dy+scale*  3.19546795E+01);
-    glVertex2d(dx+scale*7.25460358E+01,dy+scale*  2.34503746E+01 );
-    glVertex2d(dx+scale*7.35393219E+01,dy+scale*  2.14043198E+01);
-    glVertex2d(dx+scale*7.35393219E+01,dy+scale*  2.14043198E+01 );
-    glVertex2d(dx+scale*7.72988739E+01,dy+scale*  2.26863708E+01);
-    glVertex2d(dx+scale*7.72988739E+01,dy+scale*  2.26863708E+01 );
-    glVertex2d(dx+scale*8.08417358E+01,dy+scale*  1.53884392E+01);
-    glVertex2d(dx+scale*8.08417358E+01,dy+scale*  1.53884392E+01 );
-    glVertex2d(dx+scale*9.27881927E+01,dy+scale*  5.54670620E+00);
-    glVertex2d(dx+scale*9.27881927E+01,dy+scale*  5.54670620E+00 );
-    glVertex2d(dx+scale*1.00075905E+02,dy+scale*  8.03190613E+00);
-    glVertex2d(dx+scale*1.00075905E+02,dy+scale*  8.03190613E+00 );
-    glVertex2d(dx+scale*8.60352936E+01,dy+scale*  1.99065475E+01);
-    glVertex2d(dx+scale*8.60352936E+01,dy+scale*  1.99065475E+01 );
-    glVertex2d(dx+scale*7.86158524E+01,dy+scale*  2.84351845E+01);
-    glVertex2d(dx+scale*7.86158524E+01,dy+scale*  2.84351845E+01 );
-    glVertex2d(dx+scale*7.69795456E+01,dy+scale*  2.67141228E+01);
-    glVertex2d(dx+scale*7.69795456E+01,dy+scale*  2.67141228E+01 );
-    glVertex2d(dx+scale*7.41574936E+01,dy+scale*  2.57517700E+01);
-    glVertex2d(dx+scale*7.30426788E+01,dy+scale*  2.24273472E+01 );
-    glVertex2d(dx+scale*7.14492264E+01,dy+scale*  2.18839607E+01);
-    glVertex2d(dx+scale*6.16945724E+01,dy+scale*  2.40757561E+01 );
-    glVertex2d(dx+scale*6.62687149E+01,dy+scale*  2.56355934E+01);
-    glVertex2d(dx+scale*3.96319656E+01,dy+scale*  3.27708626E+01 );
-    glVertex2d(dx+scale*2.45886974E+01,dy+scale*  3.97385635E+01);
-    glVertex2d(dx+scale*2.45886974E+01,dy+scale*  3.97385635E+01 );
-    glVertex2d(dx+scale*2.06685200E+01,dy+scale*  3.97385635E+01);
-    glVertex2d(dx+scale*5.73819389E+01,dy+scale*  1.82609520E+01 );
-    glVertex2d(dx+scale*5.58739510E+01,dy+scale*  2.29766846E+01);
-    glVertex2d(dx+scale*5.58739510E+01,dy+scale*  2.29766846E+01 );
-    glVertex2d(dx+scale*5.10441551E+01,dy+scale*  2.47799721E+01);
-    glVertex2d(dx+scale*5.10441551E+01,dy+scale*  2.47799721E+01 );
-    glVertex2d(dx+scale*3.96319656E+01,dy+scale*  3.27708626E+01);
-    glVertex2d(dx+scale*1.71485100E+01,dy+scale*  3.83634911E+01 );
-    glVertex2d(dx+scale*2.31309643E+01,dy+scale*  3.34350243E+01);
-    glVertex2d(dx+scale*2.31309643E+01,dy+scale*  3.34350243E+01 );
-    glVertex2d(dx+scale*3.66521492E+01,dy+scale*  3.01534729E+01);
-    glVertex2d(dx+scale*3.66521492E+01,dy+scale*  3.01534729E+01 );
-    glVertex2d(dx+scale*4.84622536E+01,dy+scale*  2.18839607E+01);
-    glVertex2d(dx+scale*4.84622536E+01,dy+scale*  2.18839607E+01 );
-    glVertex2d(dx+scale*5.24489517E+01,dy+scale*  1.73012562E+01);
-    glVertex2d(dx+scale*5.24489517E+01,dy+scale*  1.73012562E+01 );
-    glVertex2d(dx+scale*5.73819389E+01,dy+scale*  1.82609520E+01);
-    glVertex2d(dx+scale*2.31120663E+01,dy+scale*  2.08601875E+01 );
-    glVertex2d(dx+scale*2.65303173E+01,dy+scale*  1.84667053E+01);
-    glVertex2d(dx+scale*2.65303173E+01,dy+scale*  1.84667053E+01 );
-    glVertex2d(dx+scale*2.76829071E+01,dy+scale*  1.88597527E+01);
-    glVertex2d(dx+scale*2.76829071E+01,dy+scale*  1.88597527E+01 );
-    glVertex2d(dx+scale*2.98293095E+01,dy+scale*  2.46085243E+01);
-    glVertex2d(dx+scale*2.98293095E+01,dy+scale*  2.46085243E+01 );
-    glVertex2d(dx+scale*2.20083504E+01,dy+scale*  2.88094444E+01);
-    glVertex2d(dx+scale*2.20083504E+01,dy+scale*  2.88094444E+01 );
-    glVertex2d(dx+scale*1.73340797E+01,dy+scale*  3.05546646E+01);
-    glVertex2d(dx+scale*1.73340797E+01,dy+scale*  3.05546646E+01 );
-    glVertex2d(dx+scale*1.43467293E+01,dy+scale*  3.55669289E+01);
-    glVertex2d(dx+scale*1.43467293E+01,dy+scale*  3.55669289E+01 );
-    glVertex2d(dx+scale*1.43467293E+01,dy+scale*  3.66936073E+01);
-    glVertex2d(dx+scale*2.31120663E+01,dy+scale*  2.08601875E+01 );
-    glVertex2d(dx+scale*1.77385178E+01,dy+scale*  2.08601875E+01);
-    glVertex2d(dx+scale*1.77385178E+01,dy+scale*  2.08601875E+01 );
-    glVertex2d(dx+scale*1.45902586E+01,dy+scale*  2.89193249E+01);
-    glVertex2d(dx+scale*1.45902586E+01,dy+scale*  2.89193249E+01 );
-    glVertex2d(dx+scale*1.09701309E+01,dy+scale*  3.08638268E+01);
-    glVertex2d(dx+scale*1.09701309E+01,dy+scale*  3.08638268E+01 );
-    glVertex2d(dx+scale*1.09701309E+01,dy+scale*  3.19546795E+01);
-    glVertex2d(dx+scale*1.09701309E+01,dy+scale*  3.19546795E+01 );
-    glVertex2d(dx+scale*1.02964087E+01,dy+scale*  2.72419567E+01);
-    glVertex2d(dx+scale*1.02964087E+01,dy+scale*  2.72419567E+01 );
-    glVertex2d(dx+scale*1.43467293E+01,dy+scale*  1.33082447E+01);
-    glVertex2d(dx+scale*1.43467293E+01,dy+scale*  1.33082447E+01 );
-    glVertex2d(dx+scale*1.55345182E+01,dy+scale*  9.59382534E+00);
-    glVertex2d(dx+scale*1.55345182E+01,dy+scale*  9.59382534E+00 );
-    glVertex2d(dx+scale*1.72489243E+01,dy+scale*  9.19886017E+00);
-    glVertex2d(dx+scale*1.72489243E+01,dy+scale*  9.19886017E+00 );
-    glVertex2d(dx+scale*1.69032230E+01,dy+scale*  1.32596684E+01);
-    glVertex2d(dx+scale*1.69032230E+01,dy+scale*  1.32596684E+01 );
-    glVertex2d(dx+scale*1.31571884E+01,dy+scale*  2.49741650E+01);
-    glVertex2d(dx+scale*1.31571884E+01,dy+scale*  2.49741650E+01 );
-    glVertex2d(dx+scale*1.69212170E+01,dy+scale*  2.29523678E+01);
-    glVertex2d(dx+scale*3.90322609E+01,dy+scale*  1.84667053E+01 );
-    glVertex2d(dx+scale*5.05798721E+01,dy+scale*  1.94497623E+01);
-    glVertex2d(dx+scale*2.31120663E+01,dy+scale*  2.08601875E+01 );
-    glVertex2d(dx+scale*3.18689404E+01,dy+scale*  1.13308659E+01);
-    glVertex2d(dx+scale*3.18689404E+01,dy+scale*  1.13308659E+01 );
-    glVertex2d(dx+scale*3.67675819E+01,dy+scale*  1.42504940E+01);
-    glVertex2d(dx+scale*3.67675819E+01,dy+scale*  1.42504940E+01 );
-    glVertex2d(dx+scale*3.90322609E+01,dy+scale*  1.84667053E+01);
-    glVertex2d(dx+scale*4.70261803E+01,dy+scale*  3.19546795E+01 );
-    glVertex2d(dx+scale*4.75925865E+01,dy+scale*  3.30091743E+01);
-    glVertex2d(dx+scale*4.75925865E+01,dy+scale*  3.30091743E+01 );
-    glVertex2d(dx+scale*4.81551323E+01,dy+scale*  3.54509926E+01);
-    glVertex2d(dx+scale*4.81551323E+01,dy+scale*  3.54509926E+01 );
-    glVertex2d(dx+scale*4.75925865E+01,dy+scale*  3.66097794E+01);
-    glVertex2d(dx+scale*4.75925865E+01,dy+scale*  3.66097794E+01 );
-    glVertex2d(dx+scale*4.65963593E+01,dy+scale*  3.86619072E+01);
-    glVertex2d(dx+scale*4.65963593E+01,dy+scale*  3.86619072E+01 );
-    glVertex2d(dx+scale*2.57703133E+01,dy+scale*  4.64376678E+01);
-    glVertex2d(dx+scale*2.57703133E+01,dy+scale*  4.64376678E+01 );
-    glVertex2d(dx+scale*2.36515903E+01,dy+scale*  4.62573013E+01);
-    glVertex2d(dx+scale*2.36515903E+01,dy+scale*  4.62573013E+01 );
-    glVertex2d(dx+scale*2.06685200E+01,dy+scale*  4.50919800E+01);
-    glVertex2d(dx+scale*2.06685200E+01,dy+scale*  4.50919800E+01 );
-    glVertex2d(dx+scale*2.02995567E+01,dy+scale*  4.41037750E+01);
-    glVertex2d(dx+scale*4.15640564E+01,dy+scale*  2.67141228E+01 );
-    glVertex2d(dx+scale*3.90322609E+01,dy+scale*  1.84667053E+01);
-    glVertex2d(dx+scale*5.23835278E+00,dy+scale*  3.55669289E+01 );
-    glVertex2d(dx+scale*3.22941685E+00,dy+scale*  3.47821503E+01);
-    glVertex2d(dx+scale*1.57866726E+01,dy+scale*  3.79439583E+01 );
-    glVertex2d(dx+scale*1.53819942E+01,dy+scale*  4.26975594E+01);
-    glVertex2d(dx+scale*1.53819942E+01,dy+scale*  4.26975594E+01 );
-    glVertex2d(dx+scale*1.34937668E+01,dy+scale*  4.58656845E+01);
-    glVertex2d(dx+scale*1.34937668E+01,dy+scale*  4.58656845E+01 );
-    glVertex2d(dx+scale*9.24889469E+00,dy+scale*  4.68436165E+01);
-    glVertex2d(dx+scale*9.24889469E+00,dy+scale*  4.68436165E+01 );
-    glVertex2d(dx+scale*6.85485315E+00,dy+scale*  4.68436165E+01);
-    glVertex2d(dx+scale*6.85485315E+00,dy+scale*  4.68436165E+01 );
-    glVertex2d(dx+scale*2.90823507E+00,dy+scale*  4.44914017E+01);
-    glVertex2d(dx+scale*2.90823507E+00,dy+scale*  4.44914017E+01 );
-    glVertex2d(dx+scale*2.90823507E+00,dy+scale*  4.07268143E+01);
-    glVertex2d(dx+scale*5.95178938E+00,dy+scale*  3.35593605E+01 );
-    glVertex2d(dx+scale*5.95178938E+00,dy+scale*  3.16901569E+01);
-    glVertex2d(dx+scale*5.95178938E+00,dy+scale*  3.16901569E+01 );
-    glVertex2d(dx+scale*7.64524508E+00,dy+scale*  3.16901569E+01);
-    glVertex2d(dx+scale*7.64524508E+00,dy+scale*  3.16901569E+01 );
-    glVertex2d(dx+scale*1.12084312E+01,dy+scale*  3.38138428E+01);
-    glVertex2d(dx+scale*1.12084312E+01,dy+scale*  3.38138428E+01 );
-    glVertex2d(dx+scale*1.73539886E+01,dy+scale*  3.62145729E+01);
-    glVertex2d(dx+scale*1.73539886E+01,dy+scale*  3.62145729E+01 );
-    glVertex2d(dx+scale*2.15019493E+01,dy+scale*  3.78349495E+01);
-    glVertex2d(dx+scale*2.15019493E+01,dy+scale*  3.78349495E+01 );
-    glVertex2d(dx+scale*2.46490135E+01,dy+scale*  3.97106285E+01);
-    glVertex2d(dx+scale*2.46490135E+01,dy+scale*  3.97106285E+01 );
-    glVertex2d(dx+scale*2.73888340E+01,dy+scale*  4.13435822E+01);
-    glVertex2d(dx+scale*2.73888340E+01,dy+scale*  4.13435822E+01 );
-    glVertex2d(dx+scale*2.86334686E+01,dy+scale*  4.46771202E+01);
-    glVertex2d(dx+scale*2.86334686E+01,dy+scale*  4.46771202E+01 );
-    glVertex2d(dx+scale*2.71944695E+01,dy+scale*  4.76413078E+01);
-    glVertex2d(dx+scale*2.71944695E+01,dy+scale*  4.76413078E+01 );
-    glVertex2d(dx+scale*2.39893608E+01,dy+scale*  4.83796997E+01);
-    glVertex2d(dx+scale*2.39893608E+01,dy+scale*  4.83796997E+01 );
-    glVertex2d(dx+scale*1.62659492E+01,dy+scale*  4.59099236E+01);
-    glVertex2d(dx+scale*1.62659492E+01,dy+scale*  4.59099236E+01 );
-    glVertex2d(dx+scale*1.52036419E+01,dy+scale*  4.47925949E+01);
-    glVertex2d(dx+scale*1.52036419E+01,dy+scale*  4.47925949E+01 );
-    glVertex2d(dx+scale*1.52036419E+01,dy+scale*  4.29968033E+01);
-    glVertex2d(dx+scale*8.08595753E+00,dy+scale*  3.58040657E+01 );
-    glVertex2d(dx+scale*5.95178938E+00,dy+scale*  3.35593605E+01);
-    glVertex2d(dx+scale*1.56476307E+01,dy+scale*  4.10665283E+01 );
-    glVertex2d(dx+scale*1.93166199E+01,dy+scale*  4.10665283E+01);
-    glVertex2d(dx+scale*1.93166199E+01,dy+scale*  4.10665283E+01 );
-    glVertex2d(dx+scale*2.33771973E+01,dy+scale*  4.10665283E+01);
-    glVertex2d(dx+scale*2.33771973E+01,dy+scale*  4.10665283E+01 );
-    glVertex2d(dx+scale*2.33771973E+01,dy+scale*  4.26527710E+01);
-    glVertex2d(dx+scale*2.33771973E+01,dy+scale*  4.26527710E+01 );
-    glVertex2d(dx+scale*2.13850403E+01,dy+scale*  4.40476913E+01);
-    glVertex2d(dx+scale*2.13850403E+01,dy+scale*  4.40476913E+01 );
-    glVertex2d(dx+scale*1.70507278E+01,dy+scale*  4.36787071E+01);
-    glVertex2d(dx+scale*1.70507278E+01,dy+scale*  4.36787071E+01 );
-    glVertex2d(dx+scale*1.55381908E+01,dy+scale*  4.08627815E+01);
-    glVertex2d(dx+scale*5.44178314E+01,dy+scale*  5.39478874E+00 );
-    glVertex2d(dx+scale*5.19188347E+01,dy+scale*  1.05424643E+01);
-    glVertex2d(dx+scale*5.19188347E+01,dy+scale*  1.05424643E+01 );
-    glVertex2d(dx+scale*4.79111748E+01,dy+scale*  1.68014603E+01);
-    glVertex2d(dx+scale*4.79111748E+01,dy+scale*  1.68014603E+01 );
-    glVertex2d(dx+scale*4.09703102E+01,dy+scale*  2.47799721E+01);
-    glVertex2d(dx+scale*1.97410069E+01,dy+scale*  2.08601875E+01 );
-    glVertex2d(dx+scale*3.03358269E+01,dy+scale*  1.29992170E+01);
-    glVertex2d(dx+scale*3.34980812E+01,dy+scale*  1.23018475E+01 );
-    glVertex2d(dx+scale*4.00906754E+01,dy+scale*  6.03390121E+00);
-    glVertex2d(dx+scale*5.23835278E+00,dy+scale*  3.55669289E+01 );
-    glVertex2d(dx+scale*5.95178938E+00,dy+scale*  3.35593605E+01);
-    glVertex2d(dx+scale*5.23835278E+00,dy+scale*  3.55669289E+01 );
-    glVertex2d(dx+scale*5.23835278E+00,dy+scale*  3.72466736E+01);
-    glVertex2d(dx+scale*5.23835278E+00,dy+scale*  3.72466736E+01 );
-    glVertex2d(dx+scale*5.23835278E+00,dy+scale*  3.80246620E+01);
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+    glVertex2d(dx + scale * 3.67675819E+01, dy + scale * 1.42504940E+01);
+    glVertex2d(dx + scale * 3.67675819E+01, dy + scale * 1.42504940E+01);
+    glVertex2d(dx + scale * 3.90322609E+01, dy + scale * 1.84667053E+01);
+    glVertex2d(dx + scale * 4.70261803E+01, dy + scale * 3.19546795E+01);
+    glVertex2d(dx + scale * 4.75925865E+01, dy + scale * 3.30091743E+01);
+    glVertex2d(dx + scale * 4.75925865E+01, dy + scale * 3.30091743E+01);
+    glVertex2d(dx + scale * 4.81551323E+01, dy + scale * 3.54509926E+01);
+    glVertex2d(dx + scale * 4.81551323E+01, dy + scale * 3.54509926E+01);
+    glVertex2d(dx + scale * 4.75925865E+01, dy + scale * 3.66097794E+01);
+    glVertex2d(dx + scale * 4.75925865E+01, dy + scale * 3.66097794E+01);
+    glVertex2d(dx + scale * 4.65963593E+01, dy + scale * 3.86619072E+01);
+    glVertex2d(dx + scale * 4.65963593E+01, dy + scale * 3.86619072E+01);
+    glVertex2d(dx + scale * 2.57703133E+01, dy + scale * 4.64376678E+01);
+    glVertex2d(dx + scale * 2.57703133E+01, dy + scale * 4.64376678E+01);
+    glVertex2d(dx + scale * 2.36515903E+01, dy + scale * 4.62573013E+01);
+    glVertex2d(dx + scale * 2.36515903E+01, dy + scale * 4.62573013E+01);
+    glVertex2d(dx + scale * 2.06685200E+01, dy + scale * 4.50919800E+01);
+    glVertex2d(dx + scale * 2.06685200E+01, dy + scale * 4.50919800E+01);
+    glVertex2d(dx + scale * 2.02995567E+01, dy + scale * 4.41037750E+01);
+    glVertex2d(dx + scale * 4.15640564E+01, dy + scale * 2.67141228E+01);
+    glVertex2d(dx + scale * 3.90322609E+01, dy + scale * 1.84667053E+01);
+    glVertex2d(dx + scale * 5.23835278E+00, dy + scale * 3.55669289E+01);
+    glVertex2d(dx + scale * 3.22941685E+00, dy + scale * 3.47821503E+01);
+    glVertex2d(dx + scale * 1.57866726E+01, dy + scale * 3.79439583E+01);
+    glVertex2d(dx + scale * 1.53819942E+01, dy + scale * 4.26975594E+01);
+    glVertex2d(dx + scale * 1.53819942E+01, dy + scale * 4.26975594E+01);
+    glVertex2d(dx + scale * 1.34937668E+01, dy + scale * 4.58656845E+01);
+    glVertex2d(dx + scale * 1.34937668E+01, dy + scale * 4.58656845E+01);
+    glVertex2d(dx + scale * 9.24889469E+00, dy + scale * 4.68436165E+01);
+    glVertex2d(dx + scale * 9.24889469E+00, dy + scale * 4.68436165E+01);
+    glVertex2d(dx + scale * 6.85485315E+00, dy + scale * 4.68436165E+01);
+    glVertex2d(dx + scale * 6.85485315E+00, dy + scale * 4.68436165E+01);
+    glVertex2d(dx + scale * 2.90823507E+00, dy + scale * 4.44914017E+01);
+    glVertex2d(dx + scale * 2.90823507E+00, dy + scale * 4.44914017E+01);
+    glVertex2d(dx + scale * 2.90823507E+00, dy + scale * 4.07268143E+01);
+    glVertex2d(dx + scale * 5.95178938E+00, dy + scale * 3.35593605E+01);
+    glVertex2d(dx + scale * 5.95178938E+00, dy + scale * 3.16901569E+01);
+    glVertex2d(dx + scale * 5.95178938E+00, dy + scale * 3.16901569E+01);
+    glVertex2d(dx + scale * 7.64524508E+00, dy + scale * 3.16901569E+01);
+    glVertex2d(dx + scale * 7.64524508E+00, dy + scale * 3.16901569E+01);
+    glVertex2d(dx + scale * 1.12084312E+01, dy + scale * 3.38138428E+01);
+    glVertex2d(dx + scale * 1.12084312E+01, dy + scale * 3.38138428E+01);
+    glVertex2d(dx + scale * 1.73539886E+01, dy + scale * 3.62145729E+01);
+    glVertex2d(dx + scale * 1.73539886E+01, dy + scale * 3.62145729E+01);
+    glVertex2d(dx + scale * 2.15019493E+01, dy + scale * 3.78349495E+01);
+    glVertex2d(dx + scale * 2.15019493E+01, dy + scale * 3.78349495E+01);
+    glVertex2d(dx + scale * 2.46490135E+01, dy + scale * 3.97106285E+01);
+    glVertex2d(dx + scale * 2.46490135E+01, dy + scale * 3.97106285E+01);
+    glVertex2d(dx + scale * 2.73888340E+01, dy + scale * 4.13435822E+01);
+    glVertex2d(dx + scale * 2.73888340E+01, dy + scale * 4.13435822E+01);
+    glVertex2d(dx + scale * 2.86334686E+01, dy + scale * 4.46771202E+01);
+    glVertex2d(dx + scale * 2.86334686E+01, dy + scale * 4.46771202E+01);
+    glVertex2d(dx + scale * 2.71944695E+01, dy + scale * 4.76413078E+01);
+    glVertex2d(dx + scale * 2.71944695E+01, dy + scale * 4.76413078E+01);
+    glVertex2d(dx + scale * 2.39893608E+01, dy + scale * 4.83796997E+01);
+    glVertex2d(dx + scale * 2.39893608E+01, dy + scale * 4.83796997E+01);
+    glVertex2d(dx + scale * 1.62659492E+01, dy + scale * 4.59099236E+01);
+    glVertex2d(dx + scale * 1.62659492E+01, dy + scale * 4.59099236E+01);
+    glVertex2d(dx + scale * 1.52036419E+01, dy + scale * 4.47925949E+01);
+    glVertex2d(dx + scale * 1.52036419E+01, dy + scale * 4.47925949E+01);
+    glVertex2d(dx + scale * 1.52036419E+01, dy + scale * 4.29968033E+01);
+    glVertex2d(dx + scale * 8.08595753E+00, dy + scale * 3.58040657E+01);
+    glVertex2d(dx + scale * 5.95178938E+00, dy + scale * 3.35593605E+01);
+    glVertex2d(dx + scale * 1.56476307E+01, dy + scale * 4.10665283E+01);
+    glVertex2d(dx + scale * 1.93166199E+01, dy + scale * 4.10665283E+01);
+    glVertex2d(dx + scale * 1.93166199E+01, dy + scale * 4.10665283E+01);
+    glVertex2d(dx + scale * 2.33771973E+01, dy + scale * 4.10665283E+01);
+    glVertex2d(dx + scale * 2.33771973E+01, dy + scale * 4.10665283E+01);
+    glVertex2d(dx + scale * 2.33771973E+01, dy + scale * 4.26527710E+01);
+    glVertex2d(dx + scale * 2.33771973E+01, dy + scale * 4.26527710E+01);
+    glVertex2d(dx + scale * 2.13850403E+01, dy + scale * 4.40476913E+01);
+    glVertex2d(dx + scale * 2.13850403E+01, dy + scale * 4.40476913E+01);
+    glVertex2d(dx + scale * 1.70507278E+01, dy + scale * 4.36787071E+01);
+    glVertex2d(dx + scale * 1.70507278E+01, dy + scale * 4.36787071E+01);
+    glVertex2d(dx + scale * 1.55381908E+01, dy + scale * 4.08627815E+01);
+    glVertex2d(dx + scale * 5.44178314E+01, dy + scale * 5.39478874E+00);
+    glVertex2d(dx + scale * 5.19188347E+01, dy + scale * 1.05424643E+01);
+    glVertex2d(dx + scale * 5.19188347E+01, dy + scale * 1.05424643E+01);
+    glVertex2d(dx + scale * 4.79111748E+01, dy + scale * 1.68014603E+01);
+    glVertex2d(dx + scale * 4.79111748E+01, dy + scale * 1.68014603E+01);
+    glVertex2d(dx + scale * 4.09703102E+01, dy + scale * 2.47799721E+01);
+    glVertex2d(dx + scale * 1.97410069E+01, dy + scale * 2.08601875E+01);
+    glVertex2d(dx + scale * 3.03358269E+01, dy + scale * 1.29992170E+01);
+    glVertex2d(dx + scale * 3.34980812E+01, dy + scale * 1.23018475E+01);
+    glVertex2d(dx + scale * 4.00906754E+01, dy + scale * 6.03390121E+00);
+    glVertex2d(dx + scale * 5.23835278E+00, dy + scale * 3.55669289E+01);
+    glVertex2d(dx + scale * 5.95178938E+00, dy + scale * 3.35593605E+01);
+    glVertex2d(dx + scale * 5.23835278E+00, dy + scale * 3.55669289E+01);
+    glVertex2d(dx + scale * 5.23835278E+00, dy + scale * 3.72466736E+01);
+    glVertex2d(dx + scale * 5.23835278E+00, dy + scale * 3.72466736E+01);
+    glVertex2d(dx + scale * 5.23835278E+00, dy + scale * 3.80246620E+01);
+    glVertex2d(dx + scale * 5.23835278E+00, dy + scale * 3.80246620E+01);
+    glVertex2d(dx + scale * 6.44296885E+00, dy + scale * 3.80246620E+01);
+    glVertex2d(dx + scale * 6.44296885E+00, dy + scale * 3.80246620E+01);
+    glVertex2d(dx + scale * 7.81519079E+00, dy + scale * 3.80246620E+01);
+    glVertex2d(dx + scale * 7.81519079E+00, dy + scale * 3.80246620E+01);
+    glVertex2d(dx + scale * 9.44908714E+00, dy + scale * 4.10665283E+01);
+    glVertex2d(dx + scale * 9.44908714E+00, dy + scale * 4.10665283E+01);
+    glVertex2d(dx + scale * 7.57615042E+00, dy + scale * 4.31311188E+01);
+    glVertex2d(dx + scale * 7.57615042E+00, dy + scale * 4.31311188E+01);
+    glVertex2d(dx + scale * 3.57823205E+00, dy + scale * 4.07483292E+01);
+    glVertex2d(dx + scale * 3.57823205E+00, dy + scale * 4.07483292E+01);
+    glVertex2d(dx + scale * 2.90823507E+00, dy + scale * 3.95009766E+01);
+    glVertex2d(dx + scale * 2.90823507E+00, dy + scale * 3.95009766E+01);
+    glVertex2d(dx + scale * 8.70941460E-01, dy + scale * 3.73581619E+01);
+    glVertex2d(dx + scale * 8.70941460E-01, dy + scale * 3.73581619E+01);
+    glVertex2d(dx + scale * 3.22941685E+00, dy + scale * 3.47821503E+01);
+    glVertex2d(dx + scale * 3.22941685E+00, dy + scale * 3.47821503E+01);
+    glVertex2d(dx + scale * 5.23835278E+00, dy + scale * 3.55669289E+01);
+    glVertex2d(dx + scale * 5.53392906E+01, dy + scale * 5.84212208E+00);
+    glVertex2d(dx + scale * 5.34963722E+01, dy + scale * 4.94745588E+00);
+    glVertex2d(dx + scale * 5.34963722E+01, dy + scale * 4.94745588E+00);
+    glVertex2d(dx + scale * 5.33497162E+01, dy + scale * 2.90410757E+00);
+    glVertex2d(dx + scale * 5.33497162E+01, dy + scale * 2.90410757E+00);
+    glVertex2d(dx + scale * 5.50459785E+01, dy + scale * 1.75542593E+00);
+    glVertex2d(dx + scale * 5.50459785E+01, dy + scale * 1.75542593E+00);
+    glVertex2d(dx + scale * 5.68888969E+01, dy + scale * 2.65009236E+00);
+    glVertex2d(dx + scale * 5.68888969E+01, dy + scale * 2.65009236E+00);
+    glVertex2d(dx + scale * 5.70355530E+01, dy + scale * 4.69344044E+00);
+    glVertex2d(dx + scale * 5.70355530E+01, dy + scale * 4.69344044E+00);
+    glVertex2d(dx + scale * 5.53392906E+01, dy + scale * 5.84212208E+00);
+    glVertex2d(dx + scale * 4.06703568E+01, dy + scale * 6.64360666E+00);
+    glVertex2d(dx + scale * 3.95109940E+01, dy + scale * 5.42419529E+00);
+    glVertex2d(dx + scale * 3.95109940E+01, dy + scale * 5.42419529E+00);
+    glVertex2d(dx + scale * 3.99873543E+01, dy + scale * 3.81045246E+00);
+    glVertex2d(dx + scale * 3.99873543E+01, dy + scale * 3.81045246E+00);
+    glVertex2d(dx + scale * 4.16230736E+01, dy + scale * 3.41612053E+00);
+    glVertex2d(dx + scale * 4.16230736E+01, dy + scale * 3.41612053E+00);
+    glVertex2d(dx + scale * 4.20994339E+01, dy + scale * 1.80237734E+00);
+    glVertex2d(dx + scale * 4.20994339E+01, dy + scale * 1.80237734E+00);
+    glVertex2d(dx + scale * 4.37351570E+01, dy + scale * 1.40804553E+00);
+    glVertex2d(dx + scale * 4.37351570E+01, dy + scale * 1.40804553E+00);
+    glVertex2d(dx + scale * 4.48945198E+01, dy + scale * 2.62745667E+00);
+    glVertex2d(dx + scale * 4.48945198E+01, dy + scale * 2.62745667E+00);
+    glVertex2d(dx + scale * 4.44181595E+01, dy + scale * 4.24119997E+00);
+    glVertex2d(dx + scale * 4.44181595E+01, dy + scale * 4.24119997E+00);
+    glVertex2d(dx + scale * 4.27824364E+01, dy + scale * 4.63553190E+00);
+    glVertex2d(dx + scale * 4.27824364E+01, dy + scale * 4.63553190E+00);
+    glVertex2d(dx + scale * 4.23060799E+01, dy + scale * 6.24927473E+00);
+    glVertex2d(dx + scale * 4.23060799E+01, dy + scale * 6.24927473E+00);
+    glVertex2d(dx + scale * 4.06703568E+01, dy + scale * 6.64360666E+00);
+    glVertex2d(dx + scale * 2.04135437E+01, dy + scale * 5.37603645E+01);
+    glVertex2d(dx + scale * 2.09234962E+01, dy + scale * 5.39400024E+01);
+    glVertex2d(dx + scale * 2.09234962E+01, dy + scale * 5.39400024E+01);
+    glVertex2d(dx + scale * 2.10229034E+01, dy + scale * 5.44714508E+01);
+    glVertex2d(dx + scale * 2.10229034E+01, dy + scale * 5.44714508E+01);
+    glVertex2d(dx + scale * 2.06123581E+01, dy + scale * 5.48232651E+01);
+    glVertex2d(dx + scale * 2.06123581E+01, dy + scale * 5.48232651E+01);
+    glVertex2d(dx + scale * 2.01024036E+01, dy + scale * 5.46436272E+01);
+    glVertex2d(dx + scale * 2.01024036E+01, dy + scale * 5.46436272E+01);
+    glVertex2d(dx + scale * 2.00029964E+01, dy + scale * 5.41121788E+01);
+    glVertex2d(dx + scale * 2.00029964E+01, dy + scale * 5.41121788E+01);
+    glVertex2d(dx + scale * 2.04135437E+01, dy + scale * 5.37603645E+01);
+    glVertex2d(dx + scale * 2.92241192E+01, dy + scale * 5.89225616E+01);
+    glVertex2d(dx + scale * 2.92241192E+01, dy + scale * 6.01559525E+01);
+    glVertex2d(dx + scale * 2.92241192E+01, dy + scale * 6.01559525E+01);
+    glVertex2d(dx + scale * 2.81559734E+01, dy + scale * 6.07726440E+01);
+    glVertex2d(dx + scale * 2.81559734E+01, dy + scale * 6.07726440E+01);
+    glVertex2d(dx + scale * 2.70878277E+01, dy + scale * 6.01559525E+01);
+    glVertex2d(dx + scale * 2.70878277E+01, dy + scale * 6.01559525E+01);
+    glVertex2d(dx + scale * 2.70878277E+01, dy + scale * 5.89225616E+01);
+    glVertex2d(dx + scale * 2.70878277E+01, dy + scale * 5.89225616E+01);
+    glVertex2d(dx + scale * 2.81559734E+01, dy + scale * 5.83058662E+01);
+    glVertex2d(dx + scale * 2.81559734E+01, dy + scale * 5.83058662E+01);
+    glVertex2d(dx + scale * 2.92241192E+01, dy + scale * 5.89225616E+01);
+    glVertex2d(dx + scale * 4.00748558E+01, dy + scale * 6.66682663E+01);
+    glVertex2d(dx + scale * 4.00748558E+01, dy + scale * 6.86397629E+01);
+    glVertex2d(dx + scale * 4.00748558E+01, dy + scale * 6.86397629E+01);
+    glVertex2d(dx + scale * 3.83674927E+01, dy + scale * 6.96255112E+01);
+    glVertex2d(dx + scale * 3.83674927E+01, dy + scale * 6.96255112E+01);
+    glVertex2d(dx + scale * 3.66601257E+01, dy + scale * 6.86397629E+01);
+    glVertex2d(dx + scale * 3.66601257E+01, dy + scale * 6.86397629E+01);
+    glVertex2d(dx + scale * 3.66601257E+01, dy + scale * 6.66682663E+01);
+    glVertex2d(dx + scale * 3.66601257E+01, dy + scale * 6.66682663E+01);
+    glVertex2d(dx + scale * 3.83674927E+01, dy + scale * 6.56825180E+01);
+    glVertex2d(dx + scale * 3.83674927E+01, dy + scale * 6.56825180E+01);
+    glVertex2d(dx + scale * 4.00748558E+01, dy + scale * 6.66682663E+01);
+    glVertex2d(dx + scale * 3.55498581E+01, dy + scale * 5.91182632E+01);
+    glVertex2d(dx + scale * 3.62619553E+01, dy + scale * 5.99602509E+01);
+    glVertex2d(dx + scale * 3.62619553E+01, dy + scale * 5.99602509E+01);
+    glVertex2d(dx + scale * 3.58888245E+01, dy + scale * 6.09979362E+01);
+    glVertex2d(dx + scale * 3.58888245E+01, dy + scale * 6.09979362E+01);
+    glVertex2d(dx + scale * 3.48035927E+01, dy + scale * 6.11936378E+01);
+    glVertex2d(dx + scale * 3.48035927E+01, dy + scale * 6.11936378E+01);
+    glVertex2d(dx + scale * 3.40914955E+01, dy + scale * 6.03516541E+01);
+    glVertex2d(dx + scale * 3.40914955E+01, dy + scale * 6.03516541E+01);
+    glVertex2d(dx + scale * 3.44646263E+01, dy + scale * 5.93139648E+01);
+    glVertex2d(dx + scale * 3.44646263E+01, dy + scale * 5.93139648E+01);
+    glVertex2d(dx + scale * 3.55498581E+01, dy + scale * 5.91182632E+01);
     glEnd();
     break;
   default: break;
   }
 
-  glDisable (GL_BLEND);
-  glDisable (GL_LINE_SMOOTH);
+  glDisable(GL_BLEND);
+  glDisable(GL_LINE_SMOOTH);
   glPopMatrix();
 }
 
 void Navigator::move()
 {
-  if(pad->toggle( pad->button_map[3])){
-    switch (mode){
-    case PEDESTRIAN : mode = DIVER      ; break;
-    case DIVER      : mode = PEDESTRIAN ; break;
+  if(pad->toggle(pad->button_map[3])) {
+    switch(mode) {
+    case PEDESTRIAN: mode = DIVER; break;
+    case DIVER: mode = PEDESTRIAN; break;
     default: break;
     }
   }
   // reset 1:1
-  if(pad->toggle( pad->button_map[8]) ){
+  if(pad->toggle(pad->button_map[8])) {
     ctx->camera.lookAtCg();
-    reference_speed=  1.5*frequency*(ctx->camera.Lc)/100.;
+    reference_speed = 1.5 * frequency * (ctx->camera.Lc) / 100.;
   }
   // change the plane
-  if(pad->toggle( pad->button_map[0]) ) ctx->camera.lookAtCg();
-  if(pad->toggle( pad->button_map[1]) ){
-    switch(along){
-    case AXE_X : along=AXE_Y; ctx->camera.alongY(); break;
-    case AXE_Y : along=AXE_Z; ctx->camera.alongZ(); break;
-    case AXE_Z : along=AXE_X; ctx->camera.alongX(); break;
+  if(pad->toggle(pad->button_map[0])) ctx->camera.lookAtCg();
+  if(pad->toggle(pad->button_map[1])) {
+    switch(along) {
+    case AXE_X:
+      along = AXE_Y;
+      ctx->camera.alongY();
+      break;
+    case AXE_Y:
+      along = AXE_Z;
+      ctx->camera.alongZ();
+      break;
+    case AXE_Z:
+      along = AXE_X;
+      ctx->camera.alongX();
+      break;
     default: break;
     }
   }
   // reset vertical axe or invers it
-  if(pad->toggle( pad->button_map[2] ) ){
-    switch(along){
-    case AXE_X : ctx->camera.upZ(); break;
-    case AXE_Y : ctx->camera.upX(); break;
-    case AXE_Z : ctx->camera.upY(); break;
+  if(pad->toggle(pad->button_map[2])) {
+    switch(along) {
+    case AXE_X: ctx->camera.upZ(); break;
+    case AXE_Y: ctx->camera.upX(); break;
+    case AXE_Z: ctx->camera.upY(); break;
     default: break;
     }
   }
   // head movement is damped to avoid nausea
-  if(pad->button[ pad->button_map[4] ] ){
-    ax0 = int(pad->axe[ pad->axe_map[0] ]*10)/10.;
-    ax1 =int( pad->axe[ pad->axe_map[1] ]*10)/10.;
-    if(ax1 >0.) ax0=-ax0;
+  if(pad->button[pad->button_map[4]]) {
+    ax0 = int(pad->axe[pad->axe_map[0]] * 10) / 10.;
+    ax1 = int(pad->axe[pad->axe_map[1]] * 10) / 10.;
+    if(ax1 > 0.) ax0 = -ax0;
+  }
+  else {
+    ax0 = 0.;
+    ax1 = 0.;
   }
-  else     {
-    ax0 =0.; ax1 =0. ;
+  if((ax0 - ax0_cur) > 0.) {
+    ax0_cur = ax0_cur + std::min((ax0 - ax0_cur), 0.005);
+  }
+  else {
+    ax0_cur = ax0_cur + std::max((ax0 - ax0_cur), -0.005);
   }
-  if( (ax0-ax0_cur)>0. ) { ax0_cur=ax0_cur + std::min((ax0-ax0_cur),0.005); }
-  else{ ax0_cur=ax0_cur + std::max((ax0-ax0_cur), -0.005);     }
 
-  if( (ax1-ax1_cur) >0.) {  ax1_cur=ax1_cur + std::min((ax1-ax1_cur),0.005); }
-  else{ ax1_cur=ax1_cur + std::max((ax1-ax1_cur), -0.005); }
+  if((ax1 - ax1_cur) > 0.) {
+    ax1_cur = ax1_cur + std::min((ax1 - ax1_cur), 0.005);
+  }
+  else {
+    ax1_cur = ax1_cur + std::max((ax1 - ax1_cur), -0.005);
+  }
 
-  azimut   = -(ax0_cur) *(2.*ctx->camera.aperture*0.01745329 ) ;
-  elevation = (ax1_cur) *(2.*ctx->camera.aperture*0.01745329 );
+  azimut = -(ax0_cur) * (2. * ctx->camera.aperture * 0.01745329);
+  elevation = (ax1_cur) * (2. * ctx->camera.aperture * 0.01745329);
 
   //========================================================
 
-  switch(mode){
-  case PEDESTRIAN :
+  switch(mode) {
+  case PEDESTRIAN:
     //------------------------------------------
     // accelaration
-    if(!pad->button[ pad->button_map[4] ] ){
-      if(pad->axe[ pad->axe_map[1] ]!=0.){
-        acc=-pad->axe[ pad->axe_map[1] ] * ctx->camera.Lc / 500. * frequency ;
-        if (acc>0.){
-          speed =  reference_speed +acc;
+    if(!pad->button[pad->button_map[4]]) {
+      if(pad->axe[pad->axe_map[1]] != 0.) {
+        acc = -pad->axe[pad->axe_map[1]] * ctx->camera.Lc / 500. * frequency;
+        if(acc > 0.) {
+          speed = reference_speed + acc;
         }
-        else{
-          speed = reference_speed + 2.*acc;
+        else {
+          speed = reference_speed + 2. * acc;
         }
-        speed = std::max(speed,(frequency * ctx->camera.Lc / 1000.));
-        reference_speed = std::min(speed,(frequency*(ctx->camera.Lc)));
+        speed = std::max(speed, (frequency * ctx->camera.Lc / 1000.));
+        reference_speed = std::min(speed, (frequency * (ctx->camera.Lc)));
         /*
           std::cout<<"acc: "<< acc << std::endl;
           std::cout<<"lc: "<< ctx->camera.Lc << std::endl;
@@ -678,65 +696,64 @@ void Navigator::move()
         */
       }
     }
-    lift = -.25 *pad->axe[ pad->axe_map[5] ] *reference_speed ;
-    lateral= 0.25* pad->axe[ pad->axe_map[4] ] *reference_speed ;
-    angular_lat= -1.0 * (pad->axe[ pad->axe_map[2] ]) *reference_angle;
+    lift = -.25 * pad->axe[pad->axe_map[5]] * reference_speed;
+    lateral = 0.25 * pad->axe[pad->axe_map[4]] * reference_speed;
+    angular_lat = -1.0 * (pad->axe[pad->axe_map[2]]) * reference_angle;
     // walk else run
-    if(pad->button[ pad->button_map[6]] ){
-      speed  = -1.0 * pad->axe[ pad->axe_map[3] ] *reference_speed ;
+    if(pad->button[pad->button_map[6]]) {
+      speed = -1.0 * pad->axe[pad->axe_map[3]] * reference_speed;
     }
-    else{
-      speed= -4.0 * (pad->axe[ pad->axe_map[3] ]) *reference_speed ;
+    else {
+      speed = -4.0 * (pad->axe[pad->axe_map[3]]) * reference_speed;
     }
-    ctx->camera.move_and_look(speed, lateral, lift, 0., 0.,
-                              angular_lat, azimut, elevation);
+    ctx->camera.move_and_look(speed, lateral, lift, 0., 0., angular_lat, azimut,
+                              elevation);
     //-------------------------------------
 
     break; // end of mode PESDESTRIAN
 
-  case DIVER :
+  case DIVER:
     //-------------------------------------
     // accelaration
     //    pad->affiche();
-    if(!pad->button[ pad->button_map[4] ]) {
-      angular_fr =  1.0 * (pad->axe[ pad->axe_map[0] ]) *reference_angle;
-      if(pad->axe[ pad->axe_map[1] ]!=0.){
-        acc=-pad->axe[ pad->axe_map[1] ] * ctx->camera.Lc / 1000. * frequency ;
-        if (acc>0.)	  {
-          speed =  reference_speed +acc;
+    if(!pad->button[pad->button_map[4]]) {
+      angular_fr = 1.0 * (pad->axe[pad->axe_map[0]]) * reference_angle;
+      if(pad->axe[pad->axe_map[1]] != 0.) {
+        acc = -pad->axe[pad->axe_map[1]] * ctx->camera.Lc / 1000. * frequency;
+        if(acc > 0.) {
+          speed = reference_speed + acc;
         }
-        else	  {
-          speed = reference_speed + 2.*acc;
+        else {
+          speed = reference_speed + 2. * acc;
         }
-        speed = std::max(speed,(frequency * ctx->camera.Lc / 1000.));
-        reference_speed = std::min(speed,(frequency*(ctx->camera.Lc)));
+        speed = std::max(speed, (frequency * ctx->camera.Lc / 1000.));
+        reference_speed = std::min(speed, (frequency * (ctx->camera.Lc)));
       }
-      if(pad->button[ pad->button_map[6] ] ) 	{
-	speed  =  reference_speed ;
+      if(pad->button[pad->button_map[6]]) {
+        speed = reference_speed;
       }
-      else    {
-	speed  = 0.;
+      else {
+        speed = 0.;
       }
     }
 
-    lift   = -.25 *pad->axe[ pad->axe_map[5] ] *reference_speed ;
-    lateral= 0.25* pad->axe[ pad->axe_map[4] ] *reference_speed ;
-    angular_lat= -1.0 * (pad->axe[ pad->axe_map[2] ]) *reference_angle;
-    angular_up =  1.0 * (pad->axe[ pad->axe_map[3] ]) *reference_angle;
+    lift = -.25 * pad->axe[pad->axe_map[5]] * reference_speed;
+    lateral = 0.25 * pad->axe[pad->axe_map[4]] * reference_speed;
+    angular_lat = -1.0 * (pad->axe[pad->axe_map[2]]) * reference_angle;
+    angular_up = 1.0 * (pad->axe[pad->axe_map[3]]) * reference_angle;
 
     ctx->camera.move_and_look(speed, lateral, lift, angular_fr, angular_up,
                               angular_lat, azimut, elevation);
     //-------------------------------------
     break; // end of mode DIVER
 
-  case PLANE :
+  case PLANE:
     break; // end of mode PLANE
 
-  case CAR :
+  case CAR:
     break; // end of mode CAR
 
-  default:    break;
+  default: break;
 
   } // end of switch(mode)
-
 }
diff --git a/Fltk/Navigator.h b/Fltk/Navigator.h
index f655c00f8e0a5f9af710c771def741512ec4a06b..4bdeac3ab0b0d41aa259c90704e674fe508f5bb4 100644
--- a/Fltk/Navigator.h
+++ b/Fltk/Navigator.h
@@ -13,13 +13,13 @@
 #include "Camera.h"
 #include "GamePad.h"
 
-typedef enum {  AXE_X, AXE_Y, AXE_Z } AXE ;
-typedef enum {  PLANE, PEDESTRIAN, DIVER, CAR } NAV_MODE ;
+typedef enum { AXE_X, AXE_Y, AXE_Z } AXE;
+typedef enum { PLANE, PEDESTRIAN, DIVER, CAR } NAV_MODE;
 
 class Navigator {
- public:
-  double ax0 ,ax1,ax0_cur,ax1_cur;
-  double speed,acc;
+public:
+  double ax0, ax1, ax0_cur, ax1_cur;
+  double speed, acc;
   double lateral;
   double angular_lat;
   double angular_up;
@@ -34,20 +34,21 @@ class Navigator {
   double angle_up;
   double angle_rl;
   double angle_fr;
-  drawContext* ctx;
+  drawContext *ctx;
   double frequency;
-  GamePad* pad;
+  GamePad *pad;
   double azimut;
   double elevation;
   double lift;
   int ncount;
- public:
-  Navigator(double _freq, drawContext* _ctx);
+
+public:
+  Navigator(double _freq, drawContext *_ctx);
   Navigator();
   ~Navigator();
   void setFrequency(double _freq);
   void setResponseFrequency(double _freq);
-  void setDrawContext( drawContext* _ctx);
+  void setDrawContext(drawContext *_ctx);
   void move();
   void drawIcons();
 };
diff --git a/Fltk/WinIcon.h b/Fltk/WinIcon.h
index 976f790774eeb7254b9a57659a9da9a6cf69da42..3192ab966b9fca4b5e435aca118c382ba894d3da 100644
--- a/Fltk/WinIcon.h
+++ b/Fltk/WinIcon.h
@@ -1 +1 @@
-#define IDI_ICON   101
+#define IDI_ICON 101
diff --git a/Fltk/classificationEditor.cpp b/Fltk/classificationEditor.cpp
index aa7a70896903cd2d9ceb98b521b19a5d6ddd0721..0c05a060ab3061fd22b04aa57bcab3db3eb0f773 100644
--- a/Fltk/classificationEditor.cpp
+++ b/Fltk/classificationEditor.cpp
@@ -50,7 +50,7 @@ static void ElementsSelectedMode(classificationEditor *e)
 
 static void update_edges_cb(Fl_Widget *w, void *data)
 {
-  classificationEditor *e = (classificationEditor*)data;
+  classificationEditor *e = (classificationEditor *)data;
 
   if(!e->selected) return;
 
@@ -59,21 +59,22 @@ static void update_edges_cb(Fl_Widget *w, void *data)
   e->selected->lines.clear();
 
   double threshold = e->inputs[CLASS_VALUE_ANGLE]->value() / 180. * M_PI;
-  for(unsigned int i = 0; i < e->edges_detected.size(); i++){
+  for(unsigned int i = 0; i < e->edges_detected.size(); i++) {
     edge_angle ea = e->edges_detected[i];
     if(ea.angle <= threshold) break;
     e->selected->lines.push_back(new MLine(ea.v1, ea.v2));
   }
 
-  if(e->toggles[CLASS_TOGGLE_BOUNDARY]->value()){
-    for(unsigned int i = 0 ; i < e->edges_lonly.size(); i++){
+  if(e->toggles[CLASS_TOGGLE_BOUNDARY]->value()) {
+    for(unsigned int i = 0; i < e->edges_lonly.size(); i++) {
       edge_angle ea = e->edges_lonly[i];
       e->selected->lines.push_back(new MLine(ea.v1, ea.v2));
     }
   }
 
-  Msg::Info("Edges: %d inside, %d boundary, %d selected", (int)e->edges_detected.size(),
-            (int)e->edges_lonly.size(), (int)e->selected->lines.size());
+  Msg::Info("Edges: %d inside, %d boundary, %d selected",
+            (int)e->edges_detected.size(), (int)e->edges_lonly.size(),
+            (int)e->selected->lines.size());
 
   CTX::instance()->mesh.changed = ENT_ALL;
   drawContext::global()->draw();
@@ -81,26 +82,27 @@ static void update_edges_cb(Fl_Widget *w, void *data)
 
 static void select_elements_cb(Fl_Widget *w, void *data)
 {
-  classificationEditor *e = (classificationEditor*)data;
+  classificationEditor *e = (classificationEditor *)data;
   bool all = (w == e->buttons[CLASS_BUTTON_SELECT_ALL_ELEMENTS]);
 
   // allocate discrete edge to hold the selected mesh segments
-  if(!e->selected){
-    e->selected = new discreteEdge
-      (GModel::current(), GModel::current()->getMaxElementaryNumber(1) + 1, 0, 0);
+  if(!e->selected) {
+    e->selected =
+      new discreteEdge(GModel::current(),
+                       GModel::current()->getMaxElementaryNumber(1) + 1, 0, 0);
     GModel::current()->add(e->selected);
   }
 
-  if(all){
+  if(all) {
     for(GModel::fiter it = GModel::current()->firstFace();
-        it != GModel::current()->lastFace(); ++it){
+        it != GModel::current()->lastFace(); ++it) {
       e->elements.insert(e->elements.end(), (*it)->triangles.begin(),
                          (*it)->triangles.end());
       e->elements.insert(e->elements.end(), (*it)->quadrangles.begin(),
                          (*it)->quadrangles.end());
     }
   }
-  else{
+  else {
     CTX::instance()->pickElements = 1;
     while(1) {
       CTX::instance()->mesh.changed = ENT_ALL;
@@ -110,19 +112,22 @@ static void select_elements_cb(Fl_Widget *w, void *data)
 
       char ib = FlGui::instance()->selectEntity(ENT_ALL);
       if(ib == 'l') {
-        for(unsigned int i = 0; i < FlGui::instance()->selectedElements.size(); i++){
+        for(unsigned int i = 0; i < FlGui::instance()->selectedElements.size();
+            i++) {
           MElement *me = FlGui::instance()->selectedElements[i];
-          if(me->getDim() == 2 && me->getVisibility() != 2){
+          if(me->getDim() == 2 && me->getVisibility() != 2) {
             me->setVisibility(2);
             e->elements.push_back(me);
           }
         }
       }
       if(ib == 'r') {
-        for(unsigned int i = 0; i < FlGui::instance()->selectedElements.size(); i++){
+        for(unsigned int i = 0; i < FlGui::instance()->selectedElements.size();
+            i++) {
           MElement *me = FlGui::instance()->selectedElements[i];
           if(me->getVisibility() == 2)
-            e->elements.erase(std::find(e->elements.begin(), e->elements.end(), me));
+            e->elements.erase(
+              std::find(e->elements.begin(), e->elements.end(), me));
           me->setVisibility(1);
         }
       }
@@ -156,17 +161,17 @@ static void hide_cb(Fl_Widget *w, void *data)
 
 static void show_only_edges_cb(Fl_Widget *w, void *data)
 {
-  classificationEditor *e = (classificationEditor*)data;
+  classificationEditor *e = (classificationEditor *)data;
   static int old_sf = (int)opt_mesh_surfaces_faces(0, GMSH_GET, 0.);
   static int old_se = (int)opt_mesh_surfaces_edges(0, GMSH_GET, 0.);
-  if(e->toggles[CLASS_TOGGLE_SHOW_ONLY_EDGES]->value()){
+  if(e->toggles[CLASS_TOGGLE_SHOW_ONLY_EDGES]->value()) {
     opt_mesh_lines(0, GMSH_SET | GMSH_GUI, 1.);
     old_sf = (int)opt_mesh_surfaces_faces(0, GMSH_GET, 0.);
     old_se = (int)opt_mesh_surfaces_edges(0, GMSH_GET, 0.);
     opt_mesh_surfaces_faces(0, GMSH_SET | GMSH_GUI, 0.);
     opt_mesh_surfaces_edges(0, GMSH_SET | GMSH_GUI, 0.);
   }
-  else{
+  else {
     opt_mesh_surfaces_faces(0, GMSH_SET | GMSH_GUI, old_sf);
     opt_mesh_surfaces_edges(0, GMSH_SET | GMSH_GUI, old_se);
   }
@@ -175,12 +180,12 @@ static void show_only_edges_cb(Fl_Widget *w, void *data)
 
 static void delete_edge_cb(Fl_Widget *w, void *data)
 {
-  classificationEditor *e = (classificationEditor*)data;
+  classificationEditor *e = (classificationEditor *)data;
 
   if(!e->selected) return;
 
   CTX::instance()->pickElements = 1;
-  std::vector<MLine*> ele;
+  std::vector<MLine *> ele;
 
   while(1) {
     CTX::instance()->mesh.changed = ENT_ALL;
@@ -191,16 +196,18 @@ static void delete_edge_cb(Fl_Widget *w, void *data)
 
     char ib = FlGui::instance()->selectEntity(ENT_ALL);
     if(ib == 'l') {
-      for(unsigned int i = 0; i < FlGui::instance()->selectedElements.size(); i++){
+      for(unsigned int i = 0; i < FlGui::instance()->selectedElements.size();
+          i++) {
         MElement *me = FlGui::instance()->selectedElements[i];
-        if(me->getType() == TYPE_LIN && me->getVisibility() != 2){
+        if(me->getType() == TYPE_LIN && me->getVisibility() != 2) {
           me->setVisibility(2);
-          ele.push_back((MLine*)me);
+          ele.push_back((MLine *)me);
         }
       }
     }
     if(ib == 'r') {
-      for(unsigned int i = 0; i < FlGui::instance()->selectedElements.size(); i++){
+      for(unsigned int i = 0; i < FlGui::instance()->selectedElements.size();
+          i++) {
         MElement *me = FlGui::instance()->selectedElements[i];
         if(me->getVisibility() == 2)
           ele.erase(std::find(ele.begin(), ele.end(), me));
@@ -221,10 +228,11 @@ static void delete_edge_cb(Fl_Widget *w, void *data)
   std::sort(ele.begin(), ele.end());
 
   // look in all selected edges if a deleted one is present and delete it
-  std::vector<MLine*> temp = e->selected->lines;
+  std::vector<MLine *> temp = e->selected->lines;
   e->selected->lines.clear();
-  for(unsigned int i = 0; i < temp.size(); i++){
-    std::vector<MLine*>::iterator it = std::find(ele.begin(), ele.end(), temp[i]);
+  for(unsigned int i = 0; i < temp.size(); i++) {
+    std::vector<MLine *>::iterator it =
+      std::find(ele.begin(), ele.end(), temp[i]);
     if(it != ele.end())
       delete temp[i];
     else
@@ -242,7 +250,7 @@ static void delete_edge_cb(Fl_Widget *w, void *data)
 
 static void reset_selection_cb(Fl_Widget *w, void *data)
 {
-  classificationEditor *e = (classificationEditor*)data;
+  classificationEditor *e = (classificationEditor *)data;
   if(!e->selected) return;
   for(unsigned int i = 0; i < e->selected->lines.size(); i++)
     delete e->selected->lines[i];
@@ -255,17 +263,17 @@ static void reset_selection_cb(Fl_Widget *w, void *data)
 
 static void select_surfaces_cb(Fl_Widget *w, void *data)
 {
-  classificationEditor *e = (classificationEditor*)data;
+  classificationEditor *e = (classificationEditor *)data;
 
   bool all = (w == e->buttons[CLASS_BUTTON_SELECT_ALL_SURFACES]);
 
-  if(all){
+  if(all) {
     for(GModel::fiter it = GModel::current()->firstFace();
         it != GModel::current()->lastFace(); ++it)
       e->faces.insert(*it);
   }
-  else{
-    std::vector<GFace*> temp;
+  else {
+    std::vector<GFace *> temp;
     opt_geometry_surfaces(0, GMSH_SET | GMSH_GUI, 1);
     while(1) {
       CTX::instance()->mesh.changed = ENT_ALL;
@@ -274,15 +282,15 @@ static void select_surfaces_cb(Fl_Widget *w, void *data)
                     "[Press 'e' to end selection or 'q' to abort]");
       char ib = FlGui::instance()->selectEntity(ENT_SURFACE);
       if(ib == 'l') {
-        for(unsigned int i = 0; i < FlGui::instance()->selectedFaces.size(); i++){
+        for(unsigned int i = 0; i < FlGui::instance()->selectedFaces.size();
+            i++) {
           FlGui::instance()->selectedFaces[i]->setSelection(1);
           temp.push_back(FlGui::instance()->selectedFaces[i]);
         }
       }
       if(ib == 'e') { // store the list of gfaces
         GModel::current()->setSelection(0);
-        for(unsigned int i = 0; i < temp.size(); i++)
-          e->faces.insert(temp[i]);
+        for(unsigned int i = 0; i < temp.size(); i++) e->faces.insert(temp[i]);
         break;
       }
       if(ib == 'q') { // do nothing
@@ -292,8 +300,7 @@ static void select_surfaces_cb(Fl_Widget *w, void *data)
     }
   }
 
-  if(e->faces.size())
-    e->buttons[CLASS_BUTTON_CLASSIFY]->activate();
+  if(e->faces.size()) e->buttons[CLASS_BUTTON_CLASSIFY]->activate();
 
   CTX::instance()->mesh.changed = ENT_ALL;
   drawContext::global()->draw();
@@ -302,12 +309,12 @@ static void select_surfaces_cb(Fl_Widget *w, void *data)
 
 static void classify_cb(Fl_Widget *w, void *data)
 {
-  classificationEditor *e = (classificationEditor*)data;
+  classificationEditor *e = (classificationEditor *)data;
 
   GModel::current()->classifyFaces(e->faces);
 
   // remove selected, but do not delete its elements
-  if(e->selected){
+  if(e->selected) {
     GModel::current()->remove(e->selected);
     e->selected->lines.clear();
     delete e->selected;
@@ -327,29 +334,32 @@ classificationEditor::classificationEditor() : selected(0)
   int BBB = (int)(1.4 * BB);
   const int width = (int)(3.15 * BBB), height = (int)(9.5 * BH);
 
-  window = new paletteWindow
-    (width, height, CTX::instance()->nonModalWindows ? true : false, "Reclassify 2D");
+  window = new paletteWindow(width, height,
+                             CTX::instance()->nonModalWindows ? true : false,
+                             "Reclassify 2D");
   window->box(GMSH_WINDOW_BOX);
 
   int x = WB, y = WB;
   {
-    Fl_Box *b = new Fl_Box
-      (x, y, width, BH, "1. Select mesh elements on which to perform edge detection");
+    Fl_Box *b =
+      new Fl_Box(x, y, width, BH,
+                 "1. Select mesh elements on which to perform edge detection");
     b->align(FL_ALIGN_LEFT | FL_ALIGN_INSIDE);
 
     x += WB;
     y += BH;
-    buttons[CLASS_BUTTON_SELECT_ELEMENTS] = new Fl_Button
-      (x, y, BBB, BH, "Select elements");
+    buttons[CLASS_BUTTON_SELECT_ELEMENTS] =
+      new Fl_Button(x, y, BBB, BH, "Select elements");
     buttons[CLASS_BUTTON_SELECT_ELEMENTS]->callback(select_elements_cb, this);
 
-    buttons[CLASS_BUTTON_SELECT_ALL_ELEMENTS] = new Fl_Button
-      (x + BBB + WB, y, (int)(0.5 * BBB) - WB, BH, "All");
-    buttons[CLASS_BUTTON_SELECT_ALL_ELEMENTS]->callback(select_elements_cb, this);
+    buttons[CLASS_BUTTON_SELECT_ALL_ELEMENTS] =
+      new Fl_Button(x + BBB + WB, y, (int)(0.5 * BBB) - WB, BH, "All");
+    buttons[CLASS_BUTTON_SELECT_ALL_ELEMENTS]->callback(select_elements_cb,
+                                                        this);
 
-    toggles[CLASS_TOGGLE_HIDE] = new Fl_Check_Button
-      ((int)(x + 1.5 * BBB + WB), y, (int)(width - 1.5 * BBB - x - 2 * WB), BH,
-       "Hide unselected elements");
+    toggles[CLASS_TOGGLE_HIDE] = new Fl_Check_Button(
+      (int)(x + 1.5 * BBB + WB), y, (int)(width - 1.5 * BBB - x - 2 * WB), BH,
+      "Hide unselected elements");
     toggles[CLASS_TOGGLE_HIDE]->type(FL_TOGGLE_BUTTON);
     toggles[CLASS_TOGGLE_HIDE]->callback(hide_cb, this);
 
@@ -357,20 +367,19 @@ classificationEditor::classificationEditor() : selected(0)
   }
   {
     y += BH / 2;
-    Fl_Box* b = new Fl_Box(x, y + BH - WB, width - 2 * WB, 2);
+    Fl_Box *b = new Fl_Box(x, y + BH - WB, width - 2 * WB, 2);
     b->box(FL_ENGRAVED_FRAME);
     b->labeltype(FL_NO_LABEL);
   }
   {
     y += BH;
-    Fl_Box *b = new Fl_Box
-      (x, y, width, BH, "2. Fine-tune edge selection");
+    Fl_Box *b = new Fl_Box(x, y, width, BH, "2. Fine-tune edge selection");
     b->align(FL_ALIGN_LEFT | FL_ALIGN_INSIDE);
 
     x += WB;
     y += BH;
-    inputs[CLASS_VALUE_ANGLE] = new Fl_Value_Input
-      (x, y, 2 * BBB / 3, BH, "Threshold angle");
+    inputs[CLASS_VALUE_ANGLE] =
+      new Fl_Value_Input(x, y, 2 * BBB / 3, BH, "Threshold angle");
     inputs[CLASS_VALUE_ANGLE]->value(40);
     inputs[CLASS_VALUE_ANGLE]->maximum(180);
     inputs[CLASS_VALUE_ANGLE]->minimum(0);
@@ -379,26 +388,26 @@ classificationEditor::classificationEditor() : selected(0)
     inputs[CLASS_VALUE_ANGLE]->when(FL_WHEN_RELEASE);
     inputs[CLASS_VALUE_ANGLE]->callback(update_edges_cb, this);
 
-    toggles[CLASS_TOGGLE_SHOW_ONLY_EDGES] = new Fl_Check_Button
-      ((int)(x + 1.5 * BBB + WB), y, (int)(width - x - 1.5 * BBB - 2 * WB), BH,
-       "Show only edges");
+    toggles[CLASS_TOGGLE_SHOW_ONLY_EDGES] = new Fl_Check_Button(
+      (int)(x + 1.5 * BBB + WB), y, (int)(width - x - 1.5 * BBB - 2 * WB), BH,
+      "Show only edges");
     toggles[CLASS_TOGGLE_SHOW_ONLY_EDGES]->type(FL_TOGGLE_BUTTON);
     toggles[CLASS_TOGGLE_SHOW_ONLY_EDGES]->callback(show_only_edges_cb, this);
 
     y += BH;
-    toggles[CLASS_TOGGLE_BOUNDARY] = new Fl_Check_Button
-      (x, y, width - x - 2 * WB, BH, "Include edges on boundary (closure)");
+    toggles[CLASS_TOGGLE_BOUNDARY] = new Fl_Check_Button(
+      x, y, width - x - 2 * WB, BH, "Include edges on boundary (closure)");
     toggles[CLASS_TOGGLE_BOUNDARY]->type(FL_TOGGLE_BUTTON);
     toggles[CLASS_TOGGLE_BOUNDARY]->callback(update_edges_cb, this);
 
     y += BH;
-    buttons[CLASS_BUTTON_DELETE_FROM_SELECTION] = new Fl_Button
-      (x, y, (int)(1.5 * BBB), BH, "Delete edges from selection");
+    buttons[CLASS_BUTTON_DELETE_FROM_SELECTION] =
+      new Fl_Button(x, y, (int)(1.5 * BBB), BH, "Delete edges from selection");
     buttons[CLASS_BUTTON_DELETE_FROM_SELECTION]->callback(delete_edge_cb, this);
     buttons[CLASS_BUTTON_DELETE_FROM_SELECTION]->deactivate();
 
-    buttons[CLASS_BUTTON_RESET_SELECTION] = new Fl_Button
-      (x + (int)(1.5 * BBB + WB), y, BBB, BH, "Reset selection");
+    buttons[CLASS_BUTTON_RESET_SELECTION] =
+      new Fl_Button(x + (int)(1.5 * BBB + WB), y, BBB, BH, "Reset selection");
     buttons[CLASS_BUTTON_RESET_SELECTION]->callback(reset_selection_cb, this);
     buttons[CLASS_BUTTON_RESET_SELECTION]->deactivate();
 
@@ -406,29 +415,30 @@ classificationEditor::classificationEditor() : selected(0)
   }
   {
     y += BH / 2;
-    Fl_Box* b = new Fl_Box(x, y + BH - WB, width - 2 * WB, 2);
+    Fl_Box *b = new Fl_Box(x, y + BH - WB, width - 2 * WB, 2);
     b->box(FL_ENGRAVED_FRAME);
     b->labeltype(FL_NO_LABEL);
   }
   {
     y += BH;
-    Fl_Box *b = new Fl_Box
-      (x, y, width, BH, "3. Reclassify surfaces using selected edges");
+    Fl_Box *b = new Fl_Box(x, y, width, BH,
+                           "3. Reclassify surfaces using selected edges");
     b->align(FL_ALIGN_LEFT | FL_ALIGN_INSIDE);
 
     x += WB;
     y += BH;
 
-    buttons[CLASS_BUTTON_SELECT_SURFACES] = new Fl_Button
-      (x, y, BBB, BH, "Select surfaces");
+    buttons[CLASS_BUTTON_SELECT_SURFACES] =
+      new Fl_Button(x, y, BBB, BH, "Select surfaces");
     buttons[CLASS_BUTTON_SELECT_SURFACES]->callback(select_surfaces_cb, this);
 
-    buttons[CLASS_BUTTON_SELECT_ALL_SURFACES] = new Fl_Button
-      (x + BBB + WB, y, (int)(0.5 * BBB) - WB, BH, "All");
-    buttons[CLASS_BUTTON_SELECT_ALL_SURFACES]->callback(select_surfaces_cb, this);
+    buttons[CLASS_BUTTON_SELECT_ALL_SURFACES] =
+      new Fl_Button(x + BBB + WB, y, (int)(0.5 * BBB) - WB, BH, "All");
+    buttons[CLASS_BUTTON_SELECT_ALL_SURFACES]->callback(select_surfaces_cb,
+                                                        this);
 
-    buttons[CLASS_BUTTON_CLASSIFY] = new Fl_Return_Button
-      ((int)(x + 1.5 * BBB + WB), y, BBB, BH, "Reclassify");
+    buttons[CLASS_BUTTON_CLASSIFY] =
+      new Fl_Return_Button((int)(x + 1.5 * BBB + WB), y, BBB, BH, "Reclassify");
     buttons[CLASS_BUTTON_CLASSIFY]->callback(classify_cb, this);
     buttons[CLASS_BUTTON_CLASSIFY]->deactivate();
 
@@ -441,7 +451,7 @@ classificationEditor::classificationEditor() : selected(0)
   NoElementsSelectedMode(this);
 }
 
-void mesh_classify_cb(Fl_Widget* w, void* data)
+void mesh_classify_cb(Fl_Widget *w, void *data)
 {
   // create the (static) editor
   static classificationEditor *editor = 0;
diff --git a/Fltk/classificationEditor.h b/Fltk/classificationEditor.h
index d684c545124401d90746870ac8063aef3ee20d7f..d430c47607a9e26713ad1ef57c8b46e4a5986ef2 100644
--- a/Fltk/classificationEditor.h
+++ b/Fltk/classificationEditor.h
@@ -15,24 +15,24 @@
 #include "MElement.h"
 #include "meshGFaceOptimize.h"
 
-#define CLASS_BUTTON_SELECT_ELEMENTS       0
-#define CLASS_BUTTON_SELECT_ALL_ELEMENTS   1
+#define CLASS_BUTTON_SELECT_ELEMENTS 0
+#define CLASS_BUTTON_SELECT_ALL_ELEMENTS 1
 #define CLASS_BUTTON_DELETE_FROM_SELECTION 2
-#define CLASS_BUTTON_RESET_SELECTION       3
-#define CLASS_BUTTON_SELECT_SURFACES       4
-#define CLASS_BUTTON_SELECT_ALL_SURFACES   5
-#define CLASS_BUTTON_CLASSIFY              6
+#define CLASS_BUTTON_RESET_SELECTION 3
+#define CLASS_BUTTON_SELECT_SURFACES 4
+#define CLASS_BUTTON_SELECT_ALL_SURFACES 5
+#define CLASS_BUTTON_CLASSIFY 6
 
-#define CLASS_TOGGLE_HIDE                  0
-#define CLASS_TOGGLE_BOUNDARY              1
-#define CLASS_TOGGLE_SHOW_ONLY_EDGES       2
+#define CLASS_TOGGLE_HIDE 0
+#define CLASS_TOGGLE_BOUNDARY 1
+#define CLASS_TOGGLE_SHOW_ONLY_EDGES 2
 
-#define CLASS_VALUE_ANGLE                  0
+#define CLASS_VALUE_ANGLE 0
 
 class classificationEditor {
- public:
-  std::vector<MElement*> elements;
-  std::set<GFace*> faces;
+public:
+  std::vector<MElement *> elements;
+  std::set<GFace *> faces;
   Fl_Window *window;
   Fl_Button *buttons[10];
   Fl_Check_Button *toggles[10];
@@ -40,9 +40,9 @@ class classificationEditor {
   GEdge *selected;
   std::vector<edge_angle> edges_detected, edges_lonly;
   classificationEditor();
-  void show(){ window->show(); }
+  void show() { window->show(); }
 };
 
-void mesh_classify_cb(Fl_Widget* w, void* data);
+void mesh_classify_cb(Fl_Widget *w, void *data);
 
 #endif
diff --git a/Fltk/clippingWindow.cpp b/Fltk/clippingWindow.cpp
index 2f58bd9456a0b5a1ad08def99316e0e08e3f688d..244b5ec9bb8948a790e3a1a78b3b6bac21c577b8 100644
--- a/Fltk/clippingWindow.cpp
+++ b/Fltk/clippingWindow.cpp
@@ -15,10 +15,7 @@
 #include "PViewOptions.h"
 #include "Context.h"
 
-void clip_cb(Fl_Widget *w, void *data)
-{
-  FlGui::instance()->clipping->show();
-}
+void clip_cb(Fl_Widget *w, void *data) { FlGui::instance()->clipping->show(); }
 
 static void clip_num_cb(Fl_Widget *w, void *data)
 {
@@ -27,14 +24,14 @@ static void clip_num_cb(Fl_Widget *w, void *data)
 
 static void clip_update_cb(Fl_Widget *w, void *data)
 {
-  if(FlGui::instance()->clipping->group[0]->visible()){ // plane tab
+  if(FlGui::instance()->clipping->group[0]->visible()) { // plane tab
     int idx = FlGui::instance()->clipping->choice->value();
     CTX::instance()->geom.clip &= ~(1 << idx);
     CTX::instance()->mesh.clip &= ~(1 << idx);
     for(unsigned int i = 0; i < PView::list.size(); i++)
       PView::list[i]->getOptions()->clip &= ~(1 << idx);
-    for(int i = 0; i < FlGui::instance()->clipping->browser->size(); i++){
-      if(FlGui::instance()->clipping->browser->selected(i + 1)){
+    for(int i = 0; i < FlGui::instance()->clipping->browser->size(); i++) {
+      if(FlGui::instance()->clipping->browser->selected(i + 1)) {
         if(i == 0)
           CTX::instance()->geom.clip |= (1 << idx);
         else if(i == 1)
@@ -44,17 +41,18 @@ static void clip_update_cb(Fl_Widget *w, void *data)
       }
     }
     for(int j = 0; j < 4; j++)
-      CTX::instance()->clipPlane[idx][j] = FlGui::instance()->clipping->plane[j]->value();
+      CTX::instance()->clipPlane[idx][j] =
+        FlGui::instance()->clipping->plane[j]->value();
     FlGui::instance()->clipping->fillBoxValuesFromPlaneValues();
   }
-  else{ // box tab
+  else { // box tab
     CTX::instance()->geom.clip = 0;
     CTX::instance()->mesh.clip = 0;
     for(unsigned int i = 0; i < PView::list.size(); i++)
       PView::list[i]->getOptions()->clip = 0;
-    for(int i = 0; i < FlGui::instance()->clipping->browser->size(); i++){
-      if(FlGui::instance()->clipping->browser->selected(i + 1)){
-        for(int idx = 0; idx < 6; idx++){
+    for(int i = 0; i < FlGui::instance()->clipping->browser->size(); i++) {
+      if(FlGui::instance()->clipping->browser->selected(i + 1)) {
+        for(int idx = 0; idx < 6; idx++) {
           if(i == 0)
             CTX::instance()->geom.clip |= (1 << idx);
           else if(i == 1)
@@ -103,13 +101,14 @@ static void clip_update_cb(Fl_Widget *w, void *data)
 
     int idx = FlGui::instance()->clipping->choice->value();
     for(int j = 0; j < 4; j++)
-      FlGui::instance()->clipping->plane[j]->value(CTX::instance()->clipPlane[idx][j]);
+      FlGui::instance()->clipping->plane[j]->value(
+        CTX::instance()->clipPlane[idx][j]);
   }
 
   if(CTX::instance()->clipWholeElements ||
      CTX::instance()->clipWholeElements !=
-     FlGui::instance()->clipping->butt[0]->value()){
-    for(int clip = 0; clip < 6; clip++){
+       FlGui::instance()->clipping->butt[0]->value()) {
+    for(int clip = 0; clip < 6; clip++) {
       if(CTX::instance()->mesh.clip)
         CTX::instance()->mesh.changed |= (ENT_CURVE | ENT_SURFACE | ENT_VOLUME);
       for(unsigned int index = 0; index < PView::list.size(); index++)
@@ -137,8 +136,8 @@ static void clip_update_cb(Fl_Widget *w, void *data)
 static void clip_invert_cb(Fl_Widget *w, void *data)
 {
   for(int i = 0; i < 4; i++)
-    FlGui::instance()->clipping->plane[i]->value
-      (-FlGui::instance()->clipping->plane[i]->value());
+    FlGui::instance()->clipping->plane[i]->value(
+      -FlGui::instance()->clipping->plane[i]->value());
   clip_update_cb(NULL, NULL);
 }
 
@@ -152,8 +151,7 @@ static void clip_reset_cb(Fl_Widget *w, void *data)
   // Warning: for consistency these reset values should match the
   // default values for the associated options
   for(int i = 0; i < 6; i++)
-    for(int j = 0; j < 4; j++)
-      CTX::instance()->clipPlane[0][0] = 0.;
+    for(int j = 0; j < 4; j++) CTX::instance()->clipPlane[0][0] = 0.;
   CTX::instance()->clipPlane[0][0] = 1.;
   CTX::instance()->clipPlane[1][1] = 1.;
   CTX::instance()->clipPlane[2][2] = 1.;
@@ -164,7 +162,7 @@ static void clip_reset_cb(Fl_Widget *w, void *data)
   CTX::instance()->clipPlane[4][3] = 1.;
   CTX::instance()->clipPlane[5][3] = 1.;
 
-  if(CTX::instance()->clipWholeElements){
+  if(CTX::instance()->clipWholeElements) {
     CTX::instance()->mesh.changed |= (ENT_CURVE | ENT_SURFACE | ENT_VOLUME);
     for(unsigned int index = 0; index < PView::list.size(); index++)
       PView::list[index]->setChanged(true);
@@ -178,34 +176,33 @@ clippingWindow::clippingWindow(int deltaFontSize)
 {
   FL_NORMAL_SIZE -= deltaFontSize;
 
-  static Fl_Menu_Item plane_number[] = {
-    {"Plane 0", 0, 0},
-    {"Plane 1", 0, 0},
-    {"Plane 2", 0, 0},
-    {"Plane 3", 0, 0},
-    {"Plane 4", 0, 0},
-    {"Plane 5", 0, 0},
-    {0}
-  };
+  static Fl_Menu_Item plane_number[] = {{"Plane 0", 0, 0},
+                                        {"Plane 1", 0, 0},
+                                        {"Plane 2", 0, 0},
+                                        {"Plane 3", 0, 0},
+                                        {"Plane 4", 0, 0},
+                                        {"Plane 5", 0, 0},
+                                        {0}};
 
   int width = 26 * FL_NORMAL_SIZE;
   int height = 10 * BH + 5 * WB;
   int L = 7 * FL_NORMAL_SIZE;
 
-  win = new paletteWindow
-    (width, height, CTX::instance()->nonModalWindows ? true : false, "Clipping");
+  win = new paletteWindow(
+    width, height, CTX::instance()->nonModalWindows ? true : false, "Clipping");
   win->box(GMSH_WINDOW_BOX);
 
   browser = new Fl_Multi_Browser(0, 0, L, height);
   browser->callback(clip_update_cb);
   browser->box(GMSH_SIMPLE_RIGHT_BOX);
-  browser->scrollbar_size(std::max(10, FL_NORMAL_SIZE - 2)); // thinner scrollbars
+  browser->scrollbar_size(
+    std::max(10, FL_NORMAL_SIZE - 2)); // thinner scrollbars
 
-  Fl_Tabs *o = new Fl_Tabs
-    (L + WB, WB, width - L - 2 * WB, height - 3 * WB - 4 * BH);
+  Fl_Tabs *o =
+    new Fl_Tabs(L + WB, WB, width - L - 2 * WB, height - 3 * WB - 4 * BH);
   {
-    group[0] = new Fl_Group
-      (L + WB, WB + BH, width - L - 2 * WB, height - 3 * WB - 5 * BH, "Planes");
+    group[0] = new Fl_Group(L + WB, WB + BH, width - L - 2 * WB,
+                            height - 3 * WB - 5 * BH, "Planes");
 
     int BW = width - L - 4 * WB - 4 * FL_NORMAL_SIZE;
 
@@ -213,21 +210,21 @@ clippingWindow::clippingWindow(int deltaFontSize)
     choice->menu(plane_number);
     choice->callback(clip_num_cb);
 
-    Fl_Button *invert = new Fl_Button
-      (L + 2 * WB, 2 * WB + 2 * BH, FL_NORMAL_SIZE, 4 * BH, "-");
+    Fl_Button *invert =
+      new Fl_Button(L + 2 * WB, 2 * WB + 2 * BH, FL_NORMAL_SIZE, 4 * BH, "-");
     invert->box(FL_THIN_UP_BOX);
     invert->callback(clip_invert_cb);
     invert->tooltip("Invert orientation");
 
-    plane[0] = new Fl_Value_Input
-      (L + 2 * WB + FL_NORMAL_SIZE, 2 * WB + 2 * BH, BW - FL_NORMAL_SIZE, BH, "A");
-    plane[1] = new Fl_Value_Input
-      (L + 2 * WB + FL_NORMAL_SIZE, 2 * WB + 3 * BH, BW - FL_NORMAL_SIZE, BH, "B");
-    plane[2] = new Fl_Value_Input
-      (L + 2 * WB + FL_NORMAL_SIZE, 2 * WB + 4 * BH, BW - FL_NORMAL_SIZE, BH, "C");
-    plane[3] = new Fl_Value_Input
-      (L + 2 * WB + FL_NORMAL_SIZE, 2 * WB + 5 * BH, BW - FL_NORMAL_SIZE, BH, "D");
-    for(int j = 0; j < 4; j++){
+    plane[0] = new Fl_Value_Input(L + 2 * WB + FL_NORMAL_SIZE, 2 * WB + 2 * BH,
+                                  BW - FL_NORMAL_SIZE, BH, "A");
+    plane[1] = new Fl_Value_Input(L + 2 * WB + FL_NORMAL_SIZE, 2 * WB + 3 * BH,
+                                  BW - FL_NORMAL_SIZE, BH, "B");
+    plane[2] = new Fl_Value_Input(L + 2 * WB + FL_NORMAL_SIZE, 2 * WB + 4 * BH,
+                                  BW - FL_NORMAL_SIZE, BH, "C");
+    plane[3] = new Fl_Value_Input(L + 2 * WB + FL_NORMAL_SIZE, 2 * WB + 5 * BH,
+                                  BW - FL_NORMAL_SIZE, BH, "D");
+    for(int j = 0; j < 4; j++) {
       plane[j]->align(FL_ALIGN_RIGHT);
       plane[j]->callback(clip_update_cb);
     }
@@ -235,8 +232,8 @@ clippingWindow::clippingWindow(int deltaFontSize)
     group[0]->end();
   }
   {
-    group[1] = new Fl_Group
-      (L + WB, WB + BH, width - L - 2 * WB, height - 3 * WB - 5 * BH, "Box");
+    group[1] = new Fl_Group(L + WB, WB + BH, width - L - 2 * WB,
+                            height - 3 * WB - 5 * BH, "Box");
     group[1]->hide();
 
     int w2 = (width - L - 4 * WB) / 2;
@@ -247,7 +244,7 @@ clippingWindow::clippingWindow(int deltaFontSize)
     box[3] = new Fl_Value_Input(L + 2 * WB + w2, 2 * WB + 1 * BH, BW, BH, "Wx");
     box[4] = new Fl_Value_Input(L + 2 * WB + w2, 2 * WB + 2 * BH, BW, BH, "Wy");
     box[5] = new Fl_Value_Input(L + 2 * WB + w2, 2 * WB + 3 * BH, BW, BH, "Wz");
-    for(int i = 0; i < 6; i++){
+    for(int i = 0; i < 6; i++) {
       box[i]->align(FL_ALIGN_RIGHT);
       box[i]->callback(clip_update_cb);
     }
@@ -257,13 +254,13 @@ clippingWindow::clippingWindow(int deltaFontSize)
   o->callback(clip_update_cb); // force update when we switch tabs
   o->end();
 
-  butt[0] = new Fl_Check_Button
-    (L + WB, 3 * WB + 6 * BH, width - L - 2 * WB, BH, "Keep whole elements");
-  butt[1] = new Fl_Check_Button
-    (L + WB, 3 * WB + 7 * BH, width - L - 2 * WB, BH, "Only draw volume layer");
-  butt[2] = new Fl_Check_Button
-    (L + WB, 3 * WB + 8 * BH, width - L - 2 * WB, BH, "Cut only volume elements");
-  for(int i = 0; i < 3; i++){
+  butt[0] = new Fl_Check_Button(L + WB, 3 * WB + 6 * BH, width - L - 2 * WB, BH,
+                                "Keep whole elements");
+  butt[1] = new Fl_Check_Button(L + WB, 3 * WB + 7 * BH, width - L - 2 * WB, BH,
+                                "Only draw volume layer");
+  butt[2] = new Fl_Check_Button(L + WB, 3 * WB + 8 * BH, width - L - 2 * WB, BH,
+                                "Cut only volume elements");
+  for(int i = 0; i < 3; i++) {
     butt[i]->type(FL_TOGGLE_BUTTON);
     butt[i]->callback(clip_update_cb);
   }
@@ -271,17 +268,18 @@ clippingWindow::clippingWindow(int deltaFontSize)
   resetBrowser();
 
   {
-    Fl_Return_Button *o = new Fl_Return_Button
-      (width - 2 * BB - 2 * WB, height - BH - WB, BB, BH, "Redraw");
+    Fl_Return_Button *o = new Fl_Return_Button(
+      width - 2 * BB - 2 * WB, height - BH - WB, BB, BH, "Redraw");
     o->callback(redraw_cb);
   }
   {
-    Fl_Button *o = new Fl_Button
-      (width - BB - WB, height - BH - WB, BB, BH, "Reset");
+    Fl_Button *o =
+      new Fl_Button(width - BB - WB, height - BH - WB, BB, BH, "Reset");
     o->callback(clip_reset_cb);
   }
 
-  win->position(CTX::instance()->clipPosition[0], CTX::instance()->clipPosition[1]);
+  win->position(CTX::instance()->clipPosition[0],
+                CTX::instance()->clipPosition[1]);
   win->end();
 
   FL_NORMAL_SIZE += deltaFontSize;
@@ -301,7 +299,7 @@ void clippingWindow::resetBrowser()
   int idx = choice->value();
 
   browser->deselect();
-  for(int i = 0; i < browser->size(); i++){
+  for(int i = 0; i < browser->size(); i++) {
     if((i == 0 && CTX::instance()->geom.clip & (1 << idx)) ||
        (i == 1 && CTX::instance()->mesh.clip & (1 << idx)) ||
        (i > 1 && i - 2 < (int)PView::list.size() &&
@@ -329,7 +327,7 @@ void clippingWindow::resetBrowser()
 
   fillBoxValuesFromPlaneValues();
 
-  for(int i = 0; i < 6; i++){
+  for(int i = 0; i < 6; i++) {
     box[i]->step(val1 / 200., 1);
     box[i]->minimum(-val1);
     box[i]->maximum(val1);
@@ -338,12 +336,15 @@ void clippingWindow::resetBrowser()
 
 void clippingWindow::fillBoxValuesFromPlaneValues()
 {
-  double c[3] = {(-CTX::instance()->clipPlane[0][3] + CTX::instance()->clipPlane[3][3]) / 2.,
-                 (-CTX::instance()->clipPlane[1][3] + CTX::instance()->clipPlane[4][3]) / 2.,
-                 (-CTX::instance()->clipPlane[2][3] + CTX::instance()->clipPlane[5][3]) / 2.};
-  double d[3] = {CTX::instance()->clipPlane[0][3] + CTX::instance()->clipPlane[3][3],
-                 CTX::instance()->clipPlane[1][3] + CTX::instance()->clipPlane[4][3],
-                 CTX::instance()->clipPlane[2][3] + CTX::instance()->clipPlane[5][3]};
+  double c[3] = {
+    (-CTX::instance()->clipPlane[0][3] + CTX::instance()->clipPlane[3][3]) / 2.,
+    (-CTX::instance()->clipPlane[1][3] + CTX::instance()->clipPlane[4][3]) / 2.,
+    (-CTX::instance()->clipPlane[2][3] + CTX::instance()->clipPlane[5][3]) /
+      2.};
+  double d[3] = {
+    CTX::instance()->clipPlane[0][3] + CTX::instance()->clipPlane[3][3],
+    CTX::instance()->clipPlane[1][3] + CTX::instance()->clipPlane[4][3],
+    CTX::instance()->clipPlane[2][3] + CTX::instance()->clipPlane[5][3]};
   box[0]->value(c[0]);
   box[1]->value(c[1]);
   box[2]->value(c[2]);
diff --git a/Fltk/clippingWindow.h b/Fltk/clippingWindow.h
index cd272a5c74967d713a0c67049e6cf066cd303f12..bc758b6389b5732af5e7f106bc04cd2283a474da 100644
--- a/Fltk/clippingWindow.h
+++ b/Fltk/clippingWindow.h
@@ -13,8 +13,8 @@
 #include <FL/Fl_Check_Button.H>
 #include <FL/Fl_Group.H>
 
-class clippingWindow{
- public:
+class clippingWindow {
+public:
   Fl_Window *win;
   Fl_Choice *choice;
   Fl_Multi_Browser *browser;
@@ -23,8 +23,9 @@ class clippingWindow{
   Fl_Check_Button *butt[3];
   Fl_Group *group[2];
   void fillBoxValuesFromPlaneValues();
- public:
-  clippingWindow(int deltaFontSize=0);
+
+public:
+  clippingWindow(int deltaFontSize = 0);
   void resetBrowser();
   void show();
 };
diff --git a/Fltk/colorbarWindow.cpp b/Fltk/colorbarWindow.cpp
index 91c5cc755d160d32cc4efc8d11793060df0c861b..bd1a547bfe3e6930c64cad9433f02ae558d80d0a 100644
--- a/Fltk/colorbarWindow.cpp
+++ b/Fltk/colorbarWindow.cpp
@@ -43,8 +43,7 @@ int colorbarWindow::index_to_x(int index)
 {
   int x;
   x = (int)(index * (double)w() / (double)(ct->size - 1));
-  if(x >= w())
-    x = w() - 1;
+  if(x >= w()) x = w() - 1;
   return x;
 }
 
@@ -78,10 +77,8 @@ void colorbarWindow::redraw_range(int a, int b)
   int intensity = 0;
   double H, S, V;
 
-  if(a < 0)
-    a = 0;
-  if(b >= ct->size)
-    b = ct->size - 1;
+  if(a < 0) a = 0;
+  if(b >= ct->size) b = ct->size - 1;
 
   // calculate region to update
   x1 = index_to_x(a);
@@ -94,10 +91,8 @@ void colorbarWindow::redraw_range(int a, int b)
   fl_rectf(x1, y1, x2 - x1 + 1, y2 - y1 + 1);
 
   // redraw region of entries in interval [a,b]
-  if(a > 0)
-    a--;
-  if(b < ct->size - 1)
-    b++;
+  if(a > 0) a--;
+  if(b < ct->size - 1) b++;
 
   // draw red or hue levels
   for(i = a; i <= b; i++) {
@@ -284,18 +279,17 @@ void colorbarWindow::draw()
   label_y = h() - 5;
   marker_y = label_y - marker_height - font_height;
   wedge_y = marker_y - wedge_height;
-  color_bg = fl_color_cube(CTX::instance()->unpackRed(CTX::instance()->color.bg) *
-                           FL_NUM_RED / 256,
-                           CTX::instance()->unpackGreen(CTX::instance()->color.bg) *
-                           FL_NUM_GREEN / 256,
-                           CTX::instance()->unpackBlue(CTX::instance()->color.bg) *
-                           FL_NUM_BLUE / 256);
+  color_bg = fl_color_cube(
+    CTX::instance()->unpackRed(CTX::instance()->color.bg) * FL_NUM_RED / 256,
+    CTX::instance()->unpackGreen(CTX::instance()->color.bg) * FL_NUM_GREEN /
+      256,
+    CTX::instance()->unpackBlue(CTX::instance()->color.bg) * FL_NUM_BLUE / 256);
   redraw_range(0, ct->size - 1);
   redraw_marker();
 }
 
 void colorbarWindow::update(const char *name, double min, double max,
-                             GmshColorTable *table, bool *changed)
+                            GmshColorTable *table, bool *changed)
 {
   label = name;
   ct = table;
@@ -316,18 +310,15 @@ int colorbarWindow::handle(int event)
   modify = 0;
   compute = 0;
 
-  switch (event) {
-
+  switch(event) {
   case FL_FOCUS: // accept focus events when asked
-  case FL_UNFOCUS:
-    return 1;
+  case FL_UNFOCUS: return 1;
 
   case FL_ENTER:
     take_focus(); // force keyboard focus as soon as the mouse enters
     return 1;
 
-  case FL_LEAVE:
-    return 1;
+  case FL_LEAVE: return 1;
 
   case FL_SHORTCUT:
   case FL_KEYBOARD:
@@ -473,28 +464,24 @@ int colorbarWindow::handle(int event)
     }
     else if(Fl::test_shortcut('b')) {
       ct->dpar[COLORTABLE_BETA] += 0.05;
-      if(ct->dpar[COLORTABLE_BETA] > 1.0)
-        ct->dpar[COLORTABLE_BETA] = 1.0;
+      if(ct->dpar[COLORTABLE_BETA] > 1.0) ct->dpar[COLORTABLE_BETA] = 1.0;
       compute = 1;
     }
     else if(Fl::test_shortcut(FL_CTRL + 'b') ||
             Fl::test_shortcut(FL_META + 'b')) {
       ct->dpar[COLORTABLE_BETA] -= 0.05;
-      if(ct->dpar[COLORTABLE_BETA] < -1.0)
-        ct->dpar[COLORTABLE_BETA] = -1.0;
+      if(ct->dpar[COLORTABLE_BETA] < -1.0) ct->dpar[COLORTABLE_BETA] = -1.0;
       compute = 1;
     }
     else if(Fl::test_shortcut('a')) {
       ct->dpar[COLORTABLE_ALPHA] -= 0.05;
-      if(ct->dpar[COLORTABLE_ALPHA] < 0.0)
-        ct->dpar[COLORTABLE_ALPHA] = 0.0;
+      if(ct->dpar[COLORTABLE_ALPHA] < 0.0) ct->dpar[COLORTABLE_ALPHA] = 0.0;
       compute = 1;
     }
     else if(Fl::test_shortcut(FL_CTRL + 'a') ||
             Fl::test_shortcut(FL_META + 'a')) {
       ct->dpar[COLORTABLE_ALPHA] += 0.05;
-      if(ct->dpar[COLORTABLE_ALPHA] > 1.0)
-        ct->dpar[COLORTABLE_ALPHA] = 1.0;
+      if(ct->dpar[COLORTABLE_ALPHA] > 1.0) ct->dpar[COLORTABLE_ALPHA] = 1.0;
       compute = 1;
     }
     else if(Fl::test_shortcut('p')) {
@@ -565,8 +552,7 @@ int colorbarWindow::handle(int event)
     // determine which curve to modify
     if(Fl::event_state(FL_CTRL) || Fl::event_state(FL_META))
       p4 = 1;
-    else if(ibut == 1 && !Fl::event_state(FL_SHIFT)
-            && !Fl::event_state(FL_ALT))
+    else if(ibut == 1 && !Fl::event_state(FL_SHIFT) && !Fl::event_state(FL_ALT))
       p1 = 1;
     else if(ibut == 2 || (ibut == 1 && Fl::event_state(FL_SHIFT)))
       p2 = 1;
@@ -597,7 +583,6 @@ int colorbarWindow::handle(int event)
   default:
     // don't know what to do with the event: passing it to parent
     return Fl_Window::handle(event);
-
   }
 
   // Modify one or more of the color curves
diff --git a/Fltk/colorbarWindow.h b/Fltk/colorbarWindow.h
index f989c333cac07a50e079615c96dae3c4622d32a1..4dcd6a6372f21590af68d6e9a51942b9351bf895 100644
--- a/Fltk/colorbarWindow.h
+++ b/Fltk/colorbarWindow.h
@@ -11,7 +11,7 @@
 #include "ColorTable.h"
 
 class colorbarWindow : public Fl_Window {
- private:
+private:
   int font_height, marker_height, wedge_height;
   const char *label;
   double minval, maxval; // min and max data values
@@ -35,8 +35,9 @@ class colorbarWindow : public Fl_Window {
   void redraw_range(int a, int b);
   // redraw the marker and the text
   void redraw_marker();
- public:
-  colorbarWindow(int x, int y, int w, int h, const char *l=0);
+
+public:
+  colorbarWindow(int x, int y, int w, int h, const char *l = 0);
   void draw();
   int handle(int);
   void update(const char *name, double min, double max, GmshColorTable *ct,
diff --git a/Fltk/contextWindow.cpp b/Fltk/contextWindow.cpp
index 0f247a2cccf6aab7ae933db56f565513997bcdf0..901a33b7699c7e0e22335a180af9df8fb608ee84 100644
--- a/Fltk/contextWindow.cpp
+++ b/Fltk/contextWindow.cpp
@@ -33,9 +33,10 @@ static bool getval(const char *str, double &val)
   std::vector<double> valVar;
 
   // we should probably use the actual .geo parser instead...
-  for(std::map<std::string, gmsh_yysymbol>::iterator it = gmsh_yysymbols.begin();
-      it != gmsh_yysymbols.end(); it++){
-    if(it->second.value.size() == 1){
+  for(std::map<std::string, gmsh_yysymbol>::iterator it =
+        gmsh_yysymbols.begin();
+      it != gmsh_yysymbols.end(); it++) {
+    if(it->second.value.size() == 1) {
       var.push_back(it->first);
       valVar.push_back(it->second.value[0]);
     }
@@ -51,7 +52,8 @@ static bool getval(const char *str, double &val)
   return true;
 }
 
-static void draw_stl(std::vector<SPoint3> &vertices, std::vector<SVector3> &normals,
+static void draw_stl(std::vector<SPoint3> &vertices,
+                     std::vector<SVector3> &normals,
                      std::vector<int> &triangles)
 {
   GLint mode[2];
@@ -62,10 +64,10 @@ static void draw_stl(std::vector<SPoint3> &vertices, std::vector<SVector3> &norm
     glPolygonMode(GL_FRONT_AND_BACK, GL_FILL);
   glEnable(GL_LIGHTING);
   glLightModelf(GL_LIGHT_MODEL_TWO_SIDE, GL_TRUE);
-  glColor4ubv((GLubyte *) & CTX::instance()->color.geom.highlight[0]);
+  glColor4ubv((GLubyte *)&CTX::instance()->color.geom.highlight[0]);
 
   VertexArray va(3, triangles.size());
-  for(unsigned int i = 0; i < triangles.size(); i+=3){
+  for(unsigned int i = 0; i < triangles.size(); i += 3) {
     SPoint3 p1 = vertices[triangles[i]];
     SPoint3 p2 = vertices[triangles[i + 1]];
     SPoint3 p3 = vertices[triangles[i + 2]];
@@ -108,9 +110,12 @@ static void elementary_draw_point_cb(Fl_Widget *w, void *data)
 {
   if(data) return; // we are here from do_callback()
   double x, y, z;
-  if(!getval(FlGui::instance()->elementaryContext->input[4]->value(), x)) return;
-  if(!getval(FlGui::instance()->elementaryContext->input[5]->value(), y)) return;
-  if(!getval(FlGui::instance()->elementaryContext->input[6]->value(), z)) return;
+  if(!getval(FlGui::instance()->elementaryContext->input[4]->value(), x))
+    return;
+  if(!getval(FlGui::instance()->elementaryContext->input[5]->value(), y))
+    return;
+  if(!getval(FlGui::instance()->elementaryContext->input[6]->value(), z))
+    return;
   FlGui::instance()->getCurrentOpenglWindow()->setPoint(x, y, z);
   drawContext::global()->draw();
 }
@@ -130,17 +135,24 @@ static void elementary_add_point_cb(Fl_Widget *w, void *data)
 
 static void draw_circle(void *context)
 {
-  if(!GModel::current()->getOCCInternals()) GModel::current()->createOCCInternals();
+  if(!GModel::current()->getOCCInternals())
+    GModel::current()->createOCCInternals();
   double xc, yc, zc, r, angle1, angle2;
-  if(!getval(FlGui::instance()->elementaryContext->input[8]->value(), xc)) return;
-  if(!getval(FlGui::instance()->elementaryContext->input[9]->value(), yc)) return;
-  if(!getval(FlGui::instance()->elementaryContext->input[10]->value(), zc)) return;
-  if(!getval(FlGui::instance()->elementaryContext->input[11]->value(), r)) return;
-  if(!getval(FlGui::instance()->elementaryContext->input[12]->value(), angle1)) return;
-  if(!getval(FlGui::instance()->elementaryContext->input[13]->value(), angle2)) return;
+  if(!getval(FlGui::instance()->elementaryContext->input[8]->value(), xc))
+    return;
+  if(!getval(FlGui::instance()->elementaryContext->input[9]->value(), yc))
+    return;
+  if(!getval(FlGui::instance()->elementaryContext->input[10]->value(), zc))
+    return;
+  if(!getval(FlGui::instance()->elementaryContext->input[11]->value(), r))
+    return;
+  if(!getval(FlGui::instance()->elementaryContext->input[12]->value(), angle1))
+    return;
+  if(!getval(FlGui::instance()->elementaryContext->input[13]->value(), angle2))
+    return;
 
   if(angle2 <= angle1) return;
-  glColor4ubv((GLubyte *) & CTX::instance()->color.geom.highlight[0]);
+  glColor4ubv((GLubyte *)&CTX::instance()->color.geom.highlight[0]);
   glBegin(GL_LINE_STRIP);
   const int N = 30;
   for(int i = 0; i < N; i++) {
@@ -176,17 +188,25 @@ static void elementary_add_circle_cb(Fl_Widget *w, void *data)
 
 static void draw_ellipse(void *context)
 {
-  if(!GModel::current()->getOCCInternals()) GModel::current()->createOCCInternals();
+  if(!GModel::current()->getOCCInternals())
+    GModel::current()->createOCCInternals();
   double xc, yc, zc, rx, ry, angle1, angle2;
-  if(!getval(FlGui::instance()->elementaryContext->input[14]->value(), xc)) return;
-  if(!getval(FlGui::instance()->elementaryContext->input[15]->value(), yc)) return;
-  if(!getval(FlGui::instance()->elementaryContext->input[16]->value(), zc)) return;
-  if(!getval(FlGui::instance()->elementaryContext->input[17]->value(), rx)) return;
-  if(!getval(FlGui::instance()->elementaryContext->input[18]->value(), ry)) return;
-  if(!getval(FlGui::instance()->elementaryContext->input[19]->value(), angle1)) return;
-  if(!getval(FlGui::instance()->elementaryContext->input[20]->value(), angle2)) return;
+  if(!getval(FlGui::instance()->elementaryContext->input[14]->value(), xc))
+    return;
+  if(!getval(FlGui::instance()->elementaryContext->input[15]->value(), yc))
+    return;
+  if(!getval(FlGui::instance()->elementaryContext->input[16]->value(), zc))
+    return;
+  if(!getval(FlGui::instance()->elementaryContext->input[17]->value(), rx))
+    return;
+  if(!getval(FlGui::instance()->elementaryContext->input[18]->value(), ry))
+    return;
+  if(!getval(FlGui::instance()->elementaryContext->input[19]->value(), angle1))
+    return;
+  if(!getval(FlGui::instance()->elementaryContext->input[20]->value(), angle2))
+    return;
   if(angle2 <= angle1) return;
-  glColor4ubv((GLubyte *) & CTX::instance()->color.geom.highlight[0]);
+  glColor4ubv((GLubyte *)&CTX::instance()->color.geom.highlight[0]);
   glBegin(GL_LINE_STRIP);
   const int N = 30;
   for(int i = 0; i < N; i++) {
@@ -223,18 +243,24 @@ static void elementary_add_ellipse_cb(Fl_Widget *w, void *data)
 
 static void draw_disk(void *context)
 {
-  if(!GModel::current()->getOCCInternals()) GModel::current()->createOCCInternals();
+  if(!GModel::current()->getOCCInternals())
+    GModel::current()->createOCCInternals();
   double xc, yc, zc, rx, ry;
-  if(!getval(FlGui::instance()->elementaryContext->input[21]->value(), xc)) return;
-  if(!getval(FlGui::instance()->elementaryContext->input[22]->value(), yc)) return;
-  if(!getval(FlGui::instance()->elementaryContext->input[23]->value(), zc)) return;
-  if(!getval(FlGui::instance()->elementaryContext->input[24]->value(), rx)) return;
-  if(!getval(FlGui::instance()->elementaryContext->input[25]->value(), ry)) return;
+  if(!getval(FlGui::instance()->elementaryContext->input[21]->value(), xc))
+    return;
+  if(!getval(FlGui::instance()->elementaryContext->input[22]->value(), yc))
+    return;
+  if(!getval(FlGui::instance()->elementaryContext->input[23]->value(), zc))
+    return;
+  if(!getval(FlGui::instance()->elementaryContext->input[24]->value(), rx))
+    return;
+  if(!getval(FlGui::instance()->elementaryContext->input[25]->value(), ry))
+    return;
   std::vector<SPoint3> vertices;
   std::vector<SVector3> normals;
   std::vector<int> triangles;
-  if(!GModel::current()->getOCCInternals()->makeDiskSTL
-     (xc, yc, zc, rx, ry, vertices, normals, triangles))
+  if(!GModel::current()->getOCCInternals()->makeDiskSTL(
+       xc, yc, zc, rx, ry, vertices, normals, triangles))
     return;
   draw_stl(vertices, normals, triangles);
 }
@@ -261,19 +287,26 @@ static void elementary_add_disk_cb(Fl_Widget *w, void *data)
 
 static void draw_rectangle(void *context)
 {
-  if(!GModel::current()->getOCCInternals()) GModel::current()->createOCCInternals();
+  if(!GModel::current()->getOCCInternals())
+    GModel::current()->createOCCInternals();
   double x, y, z, dx, dy, r;
-  if(!getval(FlGui::instance()->elementaryContext->input[26]->value(), x)) return;
-  if(!getval(FlGui::instance()->elementaryContext->input[27]->value(), y)) return;
-  if(!getval(FlGui::instance()->elementaryContext->input[28]->value(), z)) return;
-  if(!getval(FlGui::instance()->elementaryContext->input[29]->value(), dx)) return;
-  if(!getval(FlGui::instance()->elementaryContext->input[30]->value(), dy)) return;
-  if(!getval(FlGui::instance()->elementaryContext->input[31]->value(), r)) return;
+  if(!getval(FlGui::instance()->elementaryContext->input[26]->value(), x))
+    return;
+  if(!getval(FlGui::instance()->elementaryContext->input[27]->value(), y))
+    return;
+  if(!getval(FlGui::instance()->elementaryContext->input[28]->value(), z))
+    return;
+  if(!getval(FlGui::instance()->elementaryContext->input[29]->value(), dx))
+    return;
+  if(!getval(FlGui::instance()->elementaryContext->input[30]->value(), dy))
+    return;
+  if(!getval(FlGui::instance()->elementaryContext->input[31]->value(), r))
+    return;
   std::vector<SPoint3> vertices;
   std::vector<SVector3> normals;
   std::vector<int> triangles;
-  if(!GModel::current()->getOCCInternals()->makeRectangleSTL
-     (x, y, z, dx, dy, r, vertices, normals, triangles))
+  if(!GModel::current()->getOCCInternals()->makeRectangleSTL(
+       x, y, z, dx, dy, r, vertices, normals, triangles))
     return;
   draw_stl(vertices, normals, triangles);
 }
@@ -301,20 +334,28 @@ static void elementary_add_rectangle_cb(Fl_Widget *w, void *data)
 
 static void draw_sphere(void *context)
 {
-  if(!GModel::current()->getOCCInternals()) GModel::current()->createOCCInternals();
+  if(!GModel::current()->getOCCInternals())
+    GModel::current()->createOCCInternals();
   double xc, yc, zc, r, angle1, angle2, angle3;
-  if(!getval(FlGui::instance()->elementaryContext->input[32]->value(), xc)) return;
-  if(!getval(FlGui::instance()->elementaryContext->input[33]->value(), yc)) return;
-  if(!getval(FlGui::instance()->elementaryContext->input[34]->value(), zc)) return;
-  if(!getval(FlGui::instance()->elementaryContext->input[35]->value(), r)) return;
-  if(!getval(FlGui::instance()->elementaryContext->input[36]->value(), angle1)) return;
-  if(!getval(FlGui::instance()->elementaryContext->input[37]->value(), angle2)) return;
-  if(!getval(FlGui::instance()->elementaryContext->input[38]->value(), angle3)) return;
+  if(!getval(FlGui::instance()->elementaryContext->input[32]->value(), xc))
+    return;
+  if(!getval(FlGui::instance()->elementaryContext->input[33]->value(), yc))
+    return;
+  if(!getval(FlGui::instance()->elementaryContext->input[34]->value(), zc))
+    return;
+  if(!getval(FlGui::instance()->elementaryContext->input[35]->value(), r))
+    return;
+  if(!getval(FlGui::instance()->elementaryContext->input[36]->value(), angle1))
+    return;
+  if(!getval(FlGui::instance()->elementaryContext->input[37]->value(), angle2))
+    return;
+  if(!getval(FlGui::instance()->elementaryContext->input[38]->value(), angle3))
+    return;
   std::vector<SPoint3> vertices;
   std::vector<SVector3> normals;
   std::vector<int> triangles;
-  if(!GModel::current()->getOCCInternals()->makeSphereSTL
-     (xc, yc, zc, r, angle1, angle2, angle3, vertices, normals, triangles))
+  if(!GModel::current()->getOCCInternals()->makeSphereSTL(
+       xc, yc, zc, r, angle1, angle2, angle3, vertices, normals, triangles))
     return;
   draw_stl(vertices, normals, triangles);
 }
@@ -344,21 +385,30 @@ static void elementary_add_sphere_cb(Fl_Widget *w, void *data)
 
 static void draw_cylinder(void *context)
 {
-  if(!GModel::current()->getOCCInternals()) GModel::current()->createOCCInternals();
+  if(!GModel::current()->getOCCInternals())
+    GModel::current()->createOCCInternals();
   double xc, yc, zc, dx, dy, dz, r, angle;
-  if(!getval(FlGui::instance()->elementaryContext->input[39]->value(), xc)) return;
-  if(!getval(FlGui::instance()->elementaryContext->input[40]->value(), yc)) return;
-  if(!getval(FlGui::instance()->elementaryContext->input[41]->value(), zc)) return;
-  if(!getval(FlGui::instance()->elementaryContext->input[42]->value(), dx)) return;
-  if(!getval(FlGui::instance()->elementaryContext->input[43]->value(), dy)) return;
-  if(!getval(FlGui::instance()->elementaryContext->input[44]->value(), dz)) return;
-  if(!getval(FlGui::instance()->elementaryContext->input[45]->value(), r)) return;
-  if(!getval(FlGui::instance()->elementaryContext->input[46]->value(), angle)) return;
+  if(!getval(FlGui::instance()->elementaryContext->input[39]->value(), xc))
+    return;
+  if(!getval(FlGui::instance()->elementaryContext->input[40]->value(), yc))
+    return;
+  if(!getval(FlGui::instance()->elementaryContext->input[41]->value(), zc))
+    return;
+  if(!getval(FlGui::instance()->elementaryContext->input[42]->value(), dx))
+    return;
+  if(!getval(FlGui::instance()->elementaryContext->input[43]->value(), dy))
+    return;
+  if(!getval(FlGui::instance()->elementaryContext->input[44]->value(), dz))
+    return;
+  if(!getval(FlGui::instance()->elementaryContext->input[45]->value(), r))
+    return;
+  if(!getval(FlGui::instance()->elementaryContext->input[46]->value(), angle))
+    return;
   std::vector<SPoint3> vertices;
   std::vector<SVector3> normals;
   std::vector<int> triangles;
-  if(!GModel::current()->getOCCInternals()->makeCylinderSTL
-     (xc, yc, zc, dx, dy, dz, r, angle, vertices, normals, triangles))
+  if(!GModel::current()->getOCCInternals()->makeCylinderSTL(
+       xc, yc, zc, dx, dy, dz, r, angle, vertices, normals, triangles))
     return;
   draw_stl(vertices, normals, triangles);
 }
@@ -388,19 +438,26 @@ static void elementary_add_cylinder_cb(Fl_Widget *w, void *data)
 
 static void draw_box(void *context)
 {
-  if(!GModel::current()->getOCCInternals()) GModel::current()->createOCCInternals();
+  if(!GModel::current()->getOCCInternals())
+    GModel::current()->createOCCInternals();
   double x, y, z, dx, dy, dz;
-  if(!getval(FlGui::instance()->elementaryContext->input[47]->value(), x)) return;
-  if(!getval(FlGui::instance()->elementaryContext->input[48]->value(), y)) return;
-  if(!getval(FlGui::instance()->elementaryContext->input[49]->value(), z)) return;
-  if(!getval(FlGui::instance()->elementaryContext->input[50]->value(), dx)) return;
-  if(!getval(FlGui::instance()->elementaryContext->input[51]->value(), dy)) return;
-  if(!getval(FlGui::instance()->elementaryContext->input[52]->value(), dz)) return;
+  if(!getval(FlGui::instance()->elementaryContext->input[47]->value(), x))
+    return;
+  if(!getval(FlGui::instance()->elementaryContext->input[48]->value(), y))
+    return;
+  if(!getval(FlGui::instance()->elementaryContext->input[49]->value(), z))
+    return;
+  if(!getval(FlGui::instance()->elementaryContext->input[50]->value(), dx))
+    return;
+  if(!getval(FlGui::instance()->elementaryContext->input[51]->value(), dy))
+    return;
+  if(!getval(FlGui::instance()->elementaryContext->input[52]->value(), dz))
+    return;
   std::vector<SPoint3> vertices;
   std::vector<SVector3> normals;
   std::vector<int> triangles;
-  if(!GModel::current()->getOCCInternals()->makeBoxSTL
-     (x, y, z, dx, dy, dz, vertices, normals, triangles))
+  if(!GModel::current()->getOCCInternals()->makeBoxSTL(
+       x, y, z, dx, dy, dz, vertices, normals, triangles))
     return;
   draw_stl(vertices, normals, triangles);
 }
@@ -428,19 +485,26 @@ static void elementary_add_box_cb(Fl_Widget *w, void *data)
 
 static void draw_torus(void *context)
 {
-  if(!GModel::current()->getOCCInternals()) GModel::current()->createOCCInternals();
+  if(!GModel::current()->getOCCInternals())
+    GModel::current()->createOCCInternals();
   double xc, yc, zc, r1, r2, angle;
-  if(!getval(FlGui::instance()->elementaryContext->input[53]->value(), xc)) return;
-  if(!getval(FlGui::instance()->elementaryContext->input[54]->value(), yc)) return;
-  if(!getval(FlGui::instance()->elementaryContext->input[55]->value(), zc)) return;
-  if(!getval(FlGui::instance()->elementaryContext->input[56]->value(), r1)) return;
-  if(!getval(FlGui::instance()->elementaryContext->input[57]->value(), r2)) return;
-  if(!getval(FlGui::instance()->elementaryContext->input[58]->value(), angle)) return;
+  if(!getval(FlGui::instance()->elementaryContext->input[53]->value(), xc))
+    return;
+  if(!getval(FlGui::instance()->elementaryContext->input[54]->value(), yc))
+    return;
+  if(!getval(FlGui::instance()->elementaryContext->input[55]->value(), zc))
+    return;
+  if(!getval(FlGui::instance()->elementaryContext->input[56]->value(), r1))
+    return;
+  if(!getval(FlGui::instance()->elementaryContext->input[57]->value(), r2))
+    return;
+  if(!getval(FlGui::instance()->elementaryContext->input[58]->value(), angle))
+    return;
   std::vector<SPoint3> vertices;
   std::vector<SVector3> normals;
   std::vector<int> triangles;
-  if(!GModel::current()->getOCCInternals()->makeTorusSTL
-     (xc, yc, zc, r1, r2, angle, vertices, normals, triangles))
+  if(!GModel::current()->getOCCInternals()->makeTorusSTL(
+       xc, yc, zc, r1, r2, angle, vertices, normals, triangles))
     return;
   draw_stl(vertices, normals, triangles);
 }
@@ -468,22 +532,32 @@ static void elementary_add_torus_cb(Fl_Widget *w, void *data)
 
 static void draw_cone(void *context)
 {
-  if(!GModel::current()->getOCCInternals()) GModel::current()->createOCCInternals();
+  if(!GModel::current()->getOCCInternals())
+    GModel::current()->createOCCInternals();
   double xc, yc, zc, dx, dy, dz, r1, r2, angle;
-  if(!getval(FlGui::instance()->elementaryContext->input[59]->value(), xc)) return;
-  if(!getval(FlGui::instance()->elementaryContext->input[60]->value(), yc)) return;
-  if(!getval(FlGui::instance()->elementaryContext->input[61]->value(), zc)) return;
-  if(!getval(FlGui::instance()->elementaryContext->input[62]->value(), dx)) return;
-  if(!getval(FlGui::instance()->elementaryContext->input[63]->value(), dy)) return;
-  if(!getval(FlGui::instance()->elementaryContext->input[64]->value(), dz)) return;
-  if(!getval(FlGui::instance()->elementaryContext->input[65]->value(), r1)) return;
-  if(!getval(FlGui::instance()->elementaryContext->input[66]->value(), r2)) return;
-  if(!getval(FlGui::instance()->elementaryContext->input[67]->value(), angle)) return;
+  if(!getval(FlGui::instance()->elementaryContext->input[59]->value(), xc))
+    return;
+  if(!getval(FlGui::instance()->elementaryContext->input[60]->value(), yc))
+    return;
+  if(!getval(FlGui::instance()->elementaryContext->input[61]->value(), zc))
+    return;
+  if(!getval(FlGui::instance()->elementaryContext->input[62]->value(), dx))
+    return;
+  if(!getval(FlGui::instance()->elementaryContext->input[63]->value(), dy))
+    return;
+  if(!getval(FlGui::instance()->elementaryContext->input[64]->value(), dz))
+    return;
+  if(!getval(FlGui::instance()->elementaryContext->input[65]->value(), r1))
+    return;
+  if(!getval(FlGui::instance()->elementaryContext->input[66]->value(), r2))
+    return;
+  if(!getval(FlGui::instance()->elementaryContext->input[67]->value(), angle))
+    return;
   std::vector<SPoint3> vertices;
   std::vector<SVector3> normals;
   std::vector<int> triangles;
-  if(!GModel::current()->getOCCInternals()->makeConeSTL
-     (xc, yc, zc, dx, dy, dz, r1, r2, angle, vertices, normals, triangles))
+  if(!GModel::current()->getOCCInternals()->makeConeSTL(
+       xc, yc, zc, dx, dy, dz, r1, r2, angle, vertices, normals, triangles))
     return;
   draw_stl(vertices, normals, triangles);
 }
@@ -514,20 +588,28 @@ static void elementary_add_cone_cb(Fl_Widget *w, void *data)
 
 static void draw_wedge(void *context)
 {
-  if(!GModel::current()->getOCCInternals()) GModel::current()->createOCCInternals();
+  if(!GModel::current()->getOCCInternals())
+    GModel::current()->createOCCInternals();
   double x, y, z, dx, dy, dz, ltx;
-  if(!getval(FlGui::instance()->elementaryContext->input[68]->value(), x)) return;
-  if(!getval(FlGui::instance()->elementaryContext->input[69]->value(), y)) return;
-  if(!getval(FlGui::instance()->elementaryContext->input[70]->value(), z)) return;
-  if(!getval(FlGui::instance()->elementaryContext->input[71]->value(), dx)) return;
-  if(!getval(FlGui::instance()->elementaryContext->input[72]->value(), dy)) return;
-  if(!getval(FlGui::instance()->elementaryContext->input[73]->value(), dz)) return;
-  if(!getval(FlGui::instance()->elementaryContext->input[74]->value(), ltx)) return;
+  if(!getval(FlGui::instance()->elementaryContext->input[68]->value(), x))
+    return;
+  if(!getval(FlGui::instance()->elementaryContext->input[69]->value(), y))
+    return;
+  if(!getval(FlGui::instance()->elementaryContext->input[70]->value(), z))
+    return;
+  if(!getval(FlGui::instance()->elementaryContext->input[71]->value(), dx))
+    return;
+  if(!getval(FlGui::instance()->elementaryContext->input[72]->value(), dy))
+    return;
+  if(!getval(FlGui::instance()->elementaryContext->input[73]->value(), dz))
+    return;
+  if(!getval(FlGui::instance()->elementaryContext->input[74]->value(), ltx))
+    return;
   std::vector<SPoint3> vertices;
   std::vector<SVector3> normals;
   std::vector<int> triangles;
-  if(!GModel::current()->getOCCInternals()->makeWedgeSTL
-     (x, y, z, dx, dy, dz, ltx, vertices, normals, triangles))
+  if(!GModel::current()->getOCCInternals()->makeWedgeSTL(
+       x, y, z, dx, dy, dz, ltx, vertices, normals, triangles))
     return;
   draw_stl(vertices, normals, triangles);
 }
@@ -556,11 +638,11 @@ static void elementary_add_wedge_cb(Fl_Widget *w, void *data)
 
 static void elementary_switch_tabs_cb(Fl_Widget *w, void *data)
 {
-  if(FlGui::instance()->elementaryContext->tab1->visible()){
+  if(FlGui::instance()->elementaryContext->tab1->visible()) {
     FlGui::instance()->elementaryContext->tab1->hide();
     FlGui::instance()->elementaryContext->tab2->show();
   }
-  else{
+  else {
     FlGui::instance()->elementaryContext->tab2->hide();
     FlGui::instance()->elementaryContext->tab1->show();
   }
@@ -568,9 +650,12 @@ static void elementary_switch_tabs_cb(Fl_Widget *w, void *data)
 
 static void elementary_snap_cb(Fl_Widget *w, void *data)
 {
-  CTX::instance()->geom.snap[0] = FlGui::instance()->elementaryContext->value[0]->value();
-  CTX::instance()->geom.snap[1] = FlGui::instance()->elementaryContext->value[1]->value();
-  CTX::instance()->geom.snap[2] = FlGui::instance()->elementaryContext->value[2]->value();
+  CTX::instance()->geom.snap[0] =
+    FlGui::instance()->elementaryContext->value[0]->value();
+  CTX::instance()->geom.snap[1] =
+    FlGui::instance()->elementaryContext->value[1]->value();
+  CTX::instance()->geom.snap[2] =
+    FlGui::instance()->elementaryContext->value[2]->value();
 }
 
 elementaryContextWindow::elementaryContextWindow(int deltaFontSize)
@@ -580,15 +665,16 @@ elementaryContextWindow::elementaryContextWindow(int deltaFontSize)
   int width = 34 * FL_NORMAL_SIZE;
   int height = 5 * WB + 10 * BH;
 
-  win = new paletteWindow(width, height, CTX::instance()->nonModalWindows ? true : false,
+  win = new paletteWindow(width, height,
+                          CTX::instance()->nonModalWindows ? true : false,
                           "Elementary Entity Context");
   win->box(GMSH_WINDOW_BOX);
   {
     tab1 = new Fl_Tabs(WB, WB, width - 2 * WB, height - 3 * WB - BH);
     // 0: Parameter
     {
-      group[0] = new Fl_Group
-        (WB, WB + BH, width - 2 * WB, height - 3 * WB - 2 * BH, "Parameter");
+      group[0] = new Fl_Group(WB, WB + BH, width - 2 * WB,
+                              height - 3 * WB - 2 * BH, "Parameter");
       input[0] = new Fl_Input(2 * WB, 2 * WB + 1 * BH, IW, BH, "Name");
       input[0]->value("lc");
       input[1] = new Fl_Input(2 * WB, 2 * WB + 2 * BH, IW, BH, "Value");
@@ -597,20 +683,20 @@ elementaryContextWindow::elementaryContextWindow(int deltaFontSize)
       input[2]->value("");
       input[3] = new Fl_Input(2 * WB, 2 * WB + 4 * BH, IW, BH, "Path");
       input[3]->value("Parameters");
-      for(int i = 0; i < 4; i++){
+      for(int i = 0; i < 4; i++) {
         input[i]->align(FL_ALIGN_RIGHT);
       }
       {
-        Fl_Button *o = new Fl_Button
-          (width - BB - 2 * WB, height - 3 * WB - 2 * BH, BB, BH, "Add");
+        Fl_Button *o = new Fl_Button(width - BB - 2 * WB,
+                                     height - 3 * WB - 2 * BH, BB, BH, "Add");
         o->callback(elementary_add_parameter_cb);
       }
       group[0]->end();
     }
     // 1: Point
     {
-      group[1] = new Fl_Group
-        (WB, WB + BH, width - 2 * WB, height - 3 * WB - 2 * BH, "Point");
+      group[1] = new Fl_Group(WB, WB + BH, width - 2 * WB,
+                              height - 3 * WB - 2 * BH, "Point");
       input[4] = new Fl_Input(2 * WB, 2 * WB + 1 * BH, IW, BH, "X");
       input[4]->value("0");
       input[5] = new Fl_Input(2 * WB, 2 * WB + 2 * BH, IW, BH, "Y");
@@ -620,21 +706,21 @@ elementaryContextWindow::elementaryContextWindow(int deltaFontSize)
       input[7] = new Fl_Input(2 * WB, 2 * WB + 4 * BH, IW, BH,
                               "Prescribed mesh size at point");
       input[7]->value("1.0");
-      for(int i = 4; i < 8; i++){
+      for(int i = 4; i < 8; i++) {
         input[i]->align(FL_ALIGN_RIGHT);
         input[i]->callback(elementary_draw_point_cb);
       }
       {
-        Fl_Button *o = new Fl_Button
-          (width - BB - 2 * WB, height - 3 * WB - 2 * BH, BB, BH, "Add");
+        Fl_Button *o = new Fl_Button(width - BB - 2 * WB,
+                                     height - 3 * WB - 2 * BH, BB, BH, "Add");
         o->callback(elementary_add_point_cb);
       }
       group[1]->end();
     }
     // 2: Circle
     {
-      group[2] = new Fl_Group
-        (WB, WB + BH, width - 2 * WB, height - 3 * WB - 2 * BH, "Circle");
+      group[2] = new Fl_Group(WB, WB + BH, width - 2 * WB,
+                              height - 3 * WB - 2 * BH, "Circle");
       input[8] = new Fl_Input(2 * WB, 2 * WB + 1 * BH, IW, BH, "Center X");
       input[8]->value("0");
       input[9] = new Fl_Input(2 * WB, 2 * WB + 2 * BH, IW, BH, "Center Y");
@@ -647,21 +733,21 @@ elementaryContextWindow::elementaryContextWindow(int deltaFontSize)
       input[12]->value("0");
       input[13] = new Fl_Input(2 * WB, 2 * WB + 6 * BH, IW, BH, "Angle 2");
       input[13]->value("2*Pi");
-      for(int i = 8; i < 14; i++){
+      for(int i = 8; i < 14; i++) {
         input[i]->align(FL_ALIGN_RIGHT);
         input[i]->callback(elementary_draw_circle_cb);
       }
       {
-        Fl_Button *o = new Fl_Button
-          (width - BB - 2 * WB, height - 3 * WB - 2 * BH, BB, BH, "Add");
+        Fl_Button *o = new Fl_Button(width - BB - 2 * WB,
+                                     height - 3 * WB - 2 * BH, BB, BH, "Add");
         o->callback(elementary_add_circle_cb);
       }
       group[2]->end();
     }
     // 3: Ellipse
     {
-      group[3] = new Fl_Group
-        (WB, WB + BH, width - 2 * WB, height - 3 * WB - 2 * BH, "Ellipse");
+      group[3] = new Fl_Group(WB, WB + BH, width - 2 * WB,
+                              height - 3 * WB - 2 * BH, "Ellipse");
       input[14] = new Fl_Input(2 * WB, 2 * WB + 1 * BH, IW, BH, "Center X");
       input[14]->value("0");
       input[15] = new Fl_Input(2 * WB, 2 * WB + 2 * BH, IW, BH, "Center Y");
@@ -676,21 +762,21 @@ elementaryContextWindow::elementaryContextWindow(int deltaFontSize)
       input[19]->value("0");
       input[20] = new Fl_Input(2 * WB, 2 * WB + 7 * BH, IW, BH, "Angle 2");
       input[20]->value("2*Pi");
-      for(int i = 14; i < 21; i++){
+      for(int i = 14; i < 21; i++) {
         input[i]->align(FL_ALIGN_RIGHT);
         input[i]->callback(elementary_draw_ellipse_cb);
       }
       {
-        Fl_Button *o = new Fl_Button
-          (width - BB - 2 * WB, height - 3 * WB - 2 * BH, BB, BH, "Add");
+        Fl_Button *o = new Fl_Button(width - BB - 2 * WB,
+                                     height - 3 * WB - 2 * BH, BB, BH, "Add");
         o->callback(elementary_add_ellipse_cb);
       }
       group[3]->end();
     }
     // 4: Disk
     {
-      group[4] = new Fl_Group
-        (WB, WB + BH, width - 2 * WB, height - 3 * WB - 2 * BH, "Disk");
+      group[4] = new Fl_Group(WB, WB + BH, width - 2 * WB,
+                              height - 3 * WB - 2 * BH, "Disk");
       input[21] = new Fl_Input(2 * WB, 2 * WB + 1 * BH, IW, BH, "Center X");
       input[21]->value("0");
       input[22] = new Fl_Input(2 * WB, 2 * WB + 2 * BH, IW, BH, "Center Y");
@@ -701,21 +787,21 @@ elementaryContextWindow::elementaryContextWindow(int deltaFontSize)
       input[24]->value("0.5");
       input[25] = new Fl_Input(2 * WB, 2 * WB + 5 * BH, IW, BH, "Radius Y");
       input[25]->value("0.25");
-      for(int i = 21; i < 26; i++){
+      for(int i = 21; i < 26; i++) {
         input[i]->align(FL_ALIGN_RIGHT);
         input[i]->callback(elementary_draw_disk_cb);
       }
       {
-        Fl_Button *o = new Fl_Button
-          (width - BB - 2 * WB, height - 3 * WB - 2 * BH, BB, BH, "Add");
+        Fl_Button *o = new Fl_Button(width - BB - 2 * WB,
+                                     height - 3 * WB - 2 * BH, BB, BH, "Add");
         o->callback(elementary_add_disk_cb);
       }
       group[4]->end();
     }
     // 5: Rectangle
     {
-      group[5] = new Fl_Group
-        (WB, WB + BH, width - 2 * WB, height - 3 * WB - 2 * BH, "Rectangle");
+      group[5] = new Fl_Group(WB, WB + BH, width - 2 * WB,
+                              height - 3 * WB - 2 * BH, "Rectangle");
       input[26] = new Fl_Input(2 * WB, 2 * WB + 1 * BH, IW, BH, "X");
       input[26]->value("0");
       input[27] = new Fl_Input(2 * WB, 2 * WB + 2 * BH, IW, BH, "Y");
@@ -726,15 +812,16 @@ elementaryContextWindow::elementaryContextWindow(int deltaFontSize)
       input[29]->value("1");
       input[30] = new Fl_Input(2 * WB, 2 * WB + 5 * BH, IW, BH, "DY");
       input[30]->value("0.5");
-      input[31] = new Fl_Input(2 * WB, 2 * WB + 6 * BH, IW, BH, "Rounded radius");
+      input[31] =
+        new Fl_Input(2 * WB, 2 * WB + 6 * BH, IW, BH, "Rounded radius");
       input[31]->value("0");
-      for(int i = 26; i < 32; i++){
+      for(int i = 26; i < 32; i++) {
         input[i]->align(FL_ALIGN_RIGHT);
         input[i]->callback(elementary_draw_rectangle_cb);
       }
       {
-        Fl_Button *o = new Fl_Button
-          (width - BB - 2 * WB, height - 3 * WB - 2 * BH, BB, BH, "Add");
+        Fl_Button *o = new Fl_Button(width - BB - 2 * WB,
+                                     height - 3 * WB - 2 * BH, BB, BH, "Add");
         o->callback(elementary_add_rectangle_cb);
       }
       group[5]->end();
@@ -745,8 +832,8 @@ elementaryContextWindow::elementaryContextWindow(int deltaFontSize)
     tab2 = new Fl_Tabs(WB, WB, width - 2 * WB, height - 3 * WB - BH);
     // 6: Sphere
     {
-      group[6] = new Fl_Group
-        (WB, WB + BH, width - 2 * WB, height - 3 * WB - 2 * BH, "Sphere");
+      group[6] = new Fl_Group(WB, WB + BH, width - 2 * WB,
+                              height - 3 * WB - 2 * BH, "Sphere");
       input[32] = new Fl_Input(2 * WB, 2 * WB + 1 * BH, IW, BH, "Center X");
       input[32]->value("0");
       input[33] = new Fl_Input(2 * WB, 2 * WB + 2 * BH, IW, BH, "Center Y");
@@ -761,26 +848,29 @@ elementaryContextWindow::elementaryContextWindow(int deltaFontSize)
       input[37]->value("Pi/2");
       input[38] = new Fl_Input(2 * WB, 2 * WB + 7 * BH, IW, BH, "Angle 3");
       input[38]->value("2*Pi");
-      for(int i = 32; i < 39; i++){
+      for(int i = 32; i < 39; i++) {
         input[i]->align(FL_ALIGN_RIGHT);
         input[i]->callback(elementary_draw_sphere_cb);
       }
       {
-        Fl_Button *o = new Fl_Button
-          (width - BB - 2 * WB, height - 3 * WB - 2 * BH, BB, BH, "Add");
+        Fl_Button *o = new Fl_Button(width - BB - 2 * WB,
+                                     height - 3 * WB - 2 * BH, BB, BH, "Add");
         o->callback(elementary_add_sphere_cb);
       }
       group[6]->end();
     }
     // 7: Cylinder
     {
-      group[7] = new Fl_Group
-        (WB, WB + BH, width - 2 * WB, height - 3 * WB - 2 * BH, "Cylinder");
-      input[39] = new Fl_Input(2 * WB, 2 * WB + 1 * BH, IW, BH, "Center base X");
+      group[7] = new Fl_Group(WB, WB + BH, width - 2 * WB,
+                              height - 3 * WB - 2 * BH, "Cylinder");
+      input[39] =
+        new Fl_Input(2 * WB, 2 * WB + 1 * BH, IW, BH, "Center base X");
       input[39]->value("0");
-      input[40] = new Fl_Input(2 * WB, 2 * WB + 2 * BH, IW, BH, "Center base Y");
+      input[40] =
+        new Fl_Input(2 * WB, 2 * WB + 2 * BH, IW, BH, "Center base Y");
       input[40]->value("0");
-      input[41] = new Fl_Input(2 * WB, 2 * WB + 3 * BH, IW, BH, "Center base Z");
+      input[41] =
+        new Fl_Input(2 * WB, 2 * WB + 3 * BH, IW, BH, "Center base Z");
       input[41]->value("0");
       input[42] = new Fl_Input(2 * WB, 2 * WB + 4 * BH, IW, BH, "Axis DX");
       input[42]->value("1");
@@ -792,21 +882,21 @@ elementaryContextWindow::elementaryContextWindow(int deltaFontSize)
       input[45]->value("0.5");
       input[46] = new Fl_Input(2 * WB, 2 * WB + 8 * BH, IW, BH, "Angle");
       input[46]->value("2*Pi");
-      for(int i = 39; i < 47; i++){
+      for(int i = 39; i < 47; i++) {
         input[i]->align(FL_ALIGN_RIGHT);
         input[i]->callback(elementary_draw_cylinder_cb);
       }
       {
-        Fl_Button *o = new Fl_Button
-          (width - BB - 2 * WB, height - 3 * WB - 2 * BH, BB, BH, "Add");
+        Fl_Button *o = new Fl_Button(width - BB - 2 * WB,
+                                     height - 3 * WB - 2 * BH, BB, BH, "Add");
         o->callback(elementary_add_cylinder_cb);
       }
       group[7]->end();
     }
     // 8: Box
     {
-      group[8] = new Fl_Group
-        (WB, WB + BH, width - 2 * WB, height - 3 * WB - 2 * BH, "Box");
+      group[8] = new Fl_Group(WB, WB + BH, width - 2 * WB,
+                              height - 3 * WB - 2 * BH, "Box");
       input[47] = new Fl_Input(2 * WB, 2 * WB + 1 * BH, IW, BH, "X");
       input[47]->value("0");
       input[48] = new Fl_Input(2 * WB, 2 * WB + 2 * BH, IW, BH, "Y");
@@ -819,21 +909,21 @@ elementaryContextWindow::elementaryContextWindow(int deltaFontSize)
       input[51]->value("1");
       input[52] = new Fl_Input(2 * WB, 2 * WB + 6 * BH, IW, BH, "DZ");
       input[52]->value("1");
-      for(int i = 47; i < 53; i++){
+      for(int i = 47; i < 53; i++) {
         input[i]->align(FL_ALIGN_RIGHT);
         input[i]->callback(elementary_draw_box_cb);
       }
       {
-        Fl_Button *o = new Fl_Button
-          (width - BB - 2 * WB, height - 3 * WB - 2 * BH, BB, BH, "Add");
+        Fl_Button *o = new Fl_Button(width - BB - 2 * WB,
+                                     height - 3 * WB - 2 * BH, BB, BH, "Add");
         o->callback(elementary_add_box_cb);
       }
       group[8]->end();
     }
     // 9: Torus
     {
-      group[9] = new Fl_Group
-        (WB, WB + BH, width - 2 * WB, height - 3 * WB - 2 * BH, "Torus");
+      group[9] = new Fl_Group(WB, WB + BH, width - 2 * WB,
+                              height - 3 * WB - 2 * BH, "Torus");
       input[53] = new Fl_Input(2 * WB, 2 * WB + 1 * BH, IW, BH, "Center X");
       input[53]->value("0");
       input[54] = new Fl_Input(2 * WB, 2 * WB + 2 * BH, IW, BH, "Center Y");
@@ -846,26 +936,29 @@ elementaryContextWindow::elementaryContextWindow(int deltaFontSize)
       input[57]->value("0.2");
       input[58] = new Fl_Input(2 * WB, 2 * WB + 6 * BH, IW, BH, "Angle");
       input[58]->value("2*Pi");
-      for(int i = 53; i < 59; i++){
+      for(int i = 53; i < 59; i++) {
         input[i]->align(FL_ALIGN_RIGHT);
         input[i]->callback(elementary_draw_torus_cb);
       }
       {
-        Fl_Button *o = new Fl_Button
-          (width - BB - 2 * WB, height - 3 * WB - 2 * BH, BB, BH, "Add");
+        Fl_Button *o = new Fl_Button(width - BB - 2 * WB,
+                                     height - 3 * WB - 2 * BH, BB, BH, "Add");
         o->callback(elementary_add_torus_cb);
       }
       group[9]->end();
     }
     // 10: Cone
     {
-      group[10] = new Fl_Group
-        (WB, WB + BH, width - 2 * WB, height - 3 * WB - 2 * BH, "Cone");
-      input[59] = new Fl_Input(2 * WB, 2 * WB + 1 * BH, IW, BH, "Center base X");
+      group[10] = new Fl_Group(WB, WB + BH, width - 2 * WB,
+                               height - 3 * WB - 2 * BH, "Cone");
+      input[59] =
+        new Fl_Input(2 * WB, 2 * WB + 1 * BH, IW, BH, "Center base X");
       input[59]->value("0");
-      input[60] = new Fl_Input(2 * WB, 2 * WB + 2 * BH, IW, BH, "Center base Y");
+      input[60] =
+        new Fl_Input(2 * WB, 2 * WB + 2 * BH, IW, BH, "Center base Y");
       input[60]->value("0");
-      input[61] = new Fl_Input(2 * WB, 2 * WB + 3 * BH, IW, BH, "Center base Z");
+      input[61] =
+        new Fl_Input(2 * WB, 2 * WB + 3 * BH, IW, BH, "Center base Z");
       input[61]->value("0");
       input[62] = new Fl_Input(2 * WB, 2 * WB + 4 * BH, IW, BH, "Axis DX");
       input[62]->value("1");
@@ -873,27 +966,30 @@ elementaryContextWindow::elementaryContextWindow(int deltaFontSize)
       input[63]->value("0");
       input[64] = new Fl_Input(2 * WB, 2 * WB + 6 * BH, IW, BH, "Axis DZ");
       input[64]->value("0");
-      input[65] = new Fl_Input(2 * WB + (width - 2 * WB)/2, 2 * WB + 4 * BH, IW, BH, "Radius 1");
+      input[65] = new Fl_Input(2 * WB + (width - 2 * WB) / 2, 2 * WB + 4 * BH,
+                               IW, BH, "Radius 1");
       input[65]->value("0.5");
-      input[66] = new Fl_Input(2 * WB + (width - 2 * WB)/2, 2 * WB + 5 * BH, IW, BH, "Radius 2");
+      input[66] = new Fl_Input(2 * WB + (width - 2 * WB) / 2, 2 * WB + 5 * BH,
+                               IW, BH, "Radius 2");
       input[66]->value("0.1");
-      input[67] = new Fl_Input(2 * WB + (width - 2 * WB)/2, 2 * WB + 6 * BH, IW, BH, "Angle");
+      input[67] = new Fl_Input(2 * WB + (width - 2 * WB) / 2, 2 * WB + 6 * BH,
+                               IW, BH, "Angle");
       input[67]->value("2*Pi");
-      for(int i = 59; i < 68; i++){
+      for(int i = 59; i < 68; i++) {
         input[i]->align(FL_ALIGN_RIGHT);
         input[i]->callback(elementary_draw_cone_cb);
       }
       {
-        Fl_Button *o = new Fl_Button
-          (width - BB - 2 * WB, height - 3 * WB - 2 * BH, BB, BH, "Add");
+        Fl_Button *o = new Fl_Button(width - BB - 2 * WB,
+                                     height - 3 * WB - 2 * BH, BB, BH, "Add");
         o->callback(elementary_add_cone_cb);
       }
       group[10]->end();
     }
     // 11: Wedge
     {
-      group[11] = new Fl_Group
-        (WB, WB + BH, width - 2 * WB, height - 3 * WB - 2 * BH, "Wedge");
+      group[11] = new Fl_Group(WB, WB + BH, width - 2 * WB,
+                               height - 3 * WB - 2 * BH, "Wedge");
       input[68] = new Fl_Input(2 * WB, 2 * WB + 1 * BH, IW, BH, "X");
       input[68]->value("0");
       input[69] = new Fl_Input(2 * WB, 2 * WB + 2 * BH, IW, BH, "Y");
@@ -908,13 +1004,13 @@ elementaryContextWindow::elementaryContextWindow(int deltaFontSize)
       input[73]->value("0.5");
       input[74] = new Fl_Input(2 * WB, 2 * WB + 7 * BH, IW, BH, "Top DX");
       input[74]->value("0");
-      for(int i = 68; i < 75; i++){
+      for(int i = 68; i < 75; i++) {
         input[i]->align(FL_ALIGN_RIGHT);
         input[i]->callback(elementary_draw_wedge_cb);
       }
       {
-        Fl_Button *o = new Fl_Button
-          (width - BB - 2 * WB, height - 3 * WB - 2 * BH, BB, BH, "Add");
+        Fl_Button *o = new Fl_Button(width - BB - 2 * WB,
+                                     height - 3 * WB - 2 * BH, BB, BH, "Add");
         o->callback(elementary_add_wedge_cb);
       }
       group[11]->end();
@@ -923,29 +1019,35 @@ elementaryContextWindow::elementaryContextWindow(int deltaFontSize)
   }
 
   {
-    Fl_Button *o = new Fl_Button(width - 4 * WB, WB, 3*WB, 3*WB, "...");
+    Fl_Button *o = new Fl_Button(width - 4 * WB, WB, 3 * WB, 3 * WB, "...");
     o->callback(elementary_switch_tabs_cb);
   }
   {
-    value[0] = new Fl_Value_Input(WB, height - WB - BH, IW/3, BH, "X");
-    value[1] = new Fl_Value_Input(WB + IW/2, height - WB - BH, IW/3, BH, "Y");
-    value[2] = new Fl_Value_Input(WB + IW, height - WB - BH, IW/3, BH, "Z snap");
+    value[0] = new Fl_Value_Input(WB, height - WB - BH, IW / 3, BH, "X");
+    value[1] =
+      new Fl_Value_Input(WB + IW / 2, height - WB - BH, IW / 3, BH, "Y");
+    value[2] =
+      new Fl_Value_Input(WB + IW, height - WB - BH, IW / 3, BH, "Z snap");
     for(int i = 0; i < 3; i++) {
       value[i]->align(FL_ALIGN_RIGHT);
       value[i]->callback(elementary_snap_cb);
     }
-    butt[0] = new Fl_Check_Button(width - 6 * BH, height - WB - BH, 1.2 * BH, BH, "X");
+    butt[0] =
+      new Fl_Check_Button(width - 6 * BH, height - WB - BH, 1.2 * BH, BH, "X");
     butt[0]->tooltip("Toggle (x) or exclusive unselect (Shift+x)");
-    butt[1] = new Fl_Check_Button(width - 6 * BH + 1.2 * BH, height - WB - BH, 1.2*BH, BH, "Y");
+    butt[1] = new Fl_Check_Button(width - 6 * BH + 1.2 * BH, height - WB - BH,
+                                  1.2 * BH, BH, "Y");
     butt[1]->tooltip("Toggle (y) or exclusive unselect (Shift+y)");
-    butt[2] = new Fl_Check_Button(width - 6 * BH + 2.4 * BH, height - WB - BH, (6 - 2*1.2) * BH - WB, BH, "Z freeze");
+    butt[2] = new Fl_Check_Button(width - 6 * BH + 2.4 * BH, height - WB - BH,
+                                  (6 - 2 * 1.2) * BH - WB, BH, "Z freeze");
     butt[2]->tooltip("Toggle (z) or exclusive unselect (Shift+z)");
   }
 
   tab1->show();
   tab2->hide();
 
-  win->position(CTX::instance()->ctxPosition[0], CTX::instance()->ctxPosition[1]);
+  win->position(CTX::instance()->ctxPosition[0],
+                CTX::instance()->ctxPosition[1]);
   win->end();
 
   FL_NORMAL_SIZE += deltaFontSize;
@@ -959,16 +1061,16 @@ bool elementaryContextWindow::frozenPointCoord(int coord)
 
 void elementaryContextWindow::updatePoint(double pt[3], int which)
 {
-  for(int i = 0; i < 3; i++){
-    if(!frozenPointCoord(i)){
+  for(int i = 0; i < 3; i++) {
+    if(!frozenPointCoord(i)) {
       char str[32];
       sprintf(str, "%g", pt[i]);
-      if(which == 1){
+      if(which == 1) {
         int start[11] = {4, 8, 14, 21, 26, 32, 39, 47, 53, 59, 68};
-        for(int k = 0; k < 11; k++){
+        for(int k = 0; k < 11; k++) {
           input[start[k] + i]->value(str);
-          if(input[start[k] + i]->parent()->active()){
-            input[start[k] + i]->do_callback(0, (void*)"no_redraw");
+          if(input[start[k] + i]->parent()->active()) {
+            input[start[k] + i]->do_callback(0, (void *)"no_redraw");
           }
         }
       }
@@ -980,16 +1082,16 @@ void elementaryContextWindow::show(int pane)
 {
   if(pane < 0 || pane > 11) return;
 
-  for(int i = 0; i < 12; i++){
+  for(int i = 0; i < 12; i++) {
     group[i]->hide();
     group[i]->deactivate();
   }
 
-  if(pane < 6){
+  if(pane < 6) {
     tab1->show();
     tab2->hide();
   }
-  else{
+  else {
     tab1->hide();
     tab2->show();
   }
@@ -1000,19 +1102,14 @@ void elementaryContextWindow::show(int pane)
 }
 
 static Fl_Menu_Item menu_selection_mode[] = {
-  {"All entities", 0, 0, 0},
-  {"Points", 0, 0, 0},
-  {"Curves", 0, 0, 0},
-  {"Surfaces", 0, 0, 0},
-  {"Volumes", 0, 0, 0},
-  {0}
-};
+  {"All entities", 0, 0, 0}, {"Points", 0, 0, 0},  {"Curves", 0, 0, 0},
+  {"Surfaces", 0, 0, 0},     {"Volumes", 0, 0, 0}, {0}};
 
 static void selection_mode_cb(Fl_Widget *w, void *data)
 {
-  Fl_Choice *c = (Fl_Choice*)w;
+  Fl_Choice *c = (Fl_Choice *)w;
   int mode = ENT_ALL;
-  switch(c->value()){
+  switch(c->value()) {
   case 1:
     mode = ENT_POINT;
     opt_geometry_points(0, GMSH_SET | GMSH_GUI, 1);
@@ -1043,15 +1140,16 @@ transformContextWindow::transformContextWindow(int deltaFontSize)
   int width = 34 * FL_NORMAL_SIZE;
   int height = 5 * WB + 10 * BH;
 
-  win = new paletteWindow(width, height, CTX::instance()->nonModalWindows ? true : false,
+  win = new paletteWindow(width, height,
+                          CTX::instance()->nonModalWindows ? true : false,
                           "Elementary Operation Context");
   win->box(GMSH_WINDOW_BOX);
   {
     Fl_Tabs *o = new Fl_Tabs(WB, WB, width - 2 * WB, height - 3 * WB - BH);
     // 0: Translate
     {
-      group[0] = new Fl_Group
-        (WB, WB + BH, width - 2 * WB, height - 3 * WB - 2 * BH, "Translate");
+      group[0] = new Fl_Group(WB, WB + BH, width - 2 * WB,
+                              height - 3 * WB - 2 * BH, "Translate");
       input[0] = new Fl_Input(2 * WB, 2 * WB + 1 * BH, IW, BH, "DX");
       input[0]->value("0");
       input[1] = new Fl_Input(2 * WB, 2 * WB + 2 * BH, IW, BH, "DY");
@@ -1070,25 +1168,29 @@ transformContextWindow::transformContextWindow(int deltaFontSize)
       input[21] = new Fl_Input(2 * WB, 2 * WB + 6 * BH, IW, BH, "Mesh layers");
       input[21]->value("5");
       input[21]->align(FL_ALIGN_RIGHT);
-      butt[8] = new Fl_Check_Button
-        (width / 2 + 2 * WB, 2 * WB + 6 * BH, width / 2 - 4 * WB, BH, "Recombine");
+      butt[8] = new Fl_Check_Button(width / 2 + 2 * WB, 2 * WB + 6 * BH,
+                                    width / 2 - 4 * WB, BH, "Recombine");
       butt[8]->value(1);
       group[0]->end();
     }
     // 1: Rotate
     {
-      group[1] = new Fl_Group(WB, WB + BH, width - 2 * WB, height - 2 * WB - BH, "Rotate");
+      group[1] = new Fl_Group(WB, WB + BH, width - 2 * WB, height - 2 * WB - BH,
+                              "Rotate");
       input[3] = new Fl_Input(2 * WB, 2 * WB + 1 * BH, IW, BH, "Axis point X");
       input[3]->value("0");
       input[4] = new Fl_Input(2 * WB, 2 * WB + 2 * BH, IW, BH, "Axis point Y");
       input[4]->value("0");
       input[5] = new Fl_Input(2 * WB, 2 * WB + 3 * BH, IW, BH, "Axis point Z");
       input[5]->value("0");
-      input[6] = new Fl_Input(width / 2 + 2 * WB, 2 * WB + 1 * BH, IW, BH, "Axis DX");
+      input[6] =
+        new Fl_Input(width / 2 + 2 * WB, 2 * WB + 1 * BH, IW, BH, "Axis DX");
       input[6]->value("0");
-      input[7] = new Fl_Input(width / 2 + 2 * WB, 2 * WB + 2 * BH, IW, BH, "Axis DY");
+      input[7] =
+        new Fl_Input(width / 2 + 2 * WB, 2 * WB + 2 * BH, IW, BH, "Axis DY");
       input[7]->value("1");
-      input[8] = new Fl_Input(width / 2 + 2 * WB, 2 * WB + 3 * BH, IW, BH, "Axis DZ");
+      input[8] =
+        new Fl_Input(width / 2 + 2 * WB, 2 * WB + 3 * BH, IW, BH, "Axis DZ");
       input[8]->value("0");
       input[9] = new Fl_Input(2 * WB, 2 * WB + 4 * BH, IW, BH, "Angle");
       input[9]->value("Pi/4");
@@ -1104,14 +1206,15 @@ transformContextWindow::transformContextWindow(int deltaFontSize)
       input[22] = new Fl_Input(2 * WB, 2 * WB + 7 * BH, IW, BH, "Mesh layers");
       input[22]->value("5");
       input[22]->align(FL_ALIGN_RIGHT);
-      butt[10] = new Fl_Check_Button
-        (width / 2 + 2 * WB, 2 * WB + 7 * BH, width / 2 - 4 * WB, BH, "Recombine");
+      butt[10] = new Fl_Check_Button(width / 2 + 2 * WB, 2 * WB + 7 * BH,
+                                     width / 2 - 4 * WB, BH, "Recombine");
       butt[10]->value(1);
       group[1]->end();
     }
     // 2: Scale
     {
-      group[2] = new Fl_Group(WB, WB + BH, width - 2 * WB, height - 2 * WB - BH, "Scale");
+      group[2] = new Fl_Group(WB, WB + BH, width - 2 * WB, height - 2 * WB - BH,
+                              "Scale");
       input[10] = new Fl_Input(2 * WB, 2 * WB + 1 * BH, IW, BH, "Center X");
       input[10]->value("0");
       input[11] = new Fl_Input(2 * WB, 2 * WB + 2 * BH, IW, BH, "Center Y");
@@ -1134,8 +1237,8 @@ transformContextWindow::transformContextWindow(int deltaFontSize)
     }
     // 3: Symmetry
     {
-      group[3] = new Fl_Group
-        (WB, WB + BH, width - 2 * WB, height - 2 * WB - BH, "Symmetry");
+      group[3] = new Fl_Group(WB, WB + BH, width - 2 * WB, height - 2 * WB - BH,
+                              "Symmetry");
       input[16] = new Fl_Input(2 * WB, 2 * WB + 1 * BH, IW, BH, "Plane A");
       input[16]->value("1");
       input[17] = new Fl_Input(2 * WB, 2 * WB + 2 * BH, IW, BH, "Plane B");
@@ -1154,8 +1257,8 @@ transformContextWindow::transformContextWindow(int deltaFontSize)
     }
     // 4: Boolean
     {
-      group[4] = new Fl_Group
-        (WB, WB + BH, width - 2 * WB, height - 2 * WB - BH, "Boolean");
+      group[4] = new Fl_Group(WB, WB + BH, width - 2 * WB, height - 2 * WB - BH,
+                              "Boolean");
       butt[4] = new Fl_Check_Button(2 * WB, 2 * WB + 1 * BH, width - 4 * WB, BH,
                                     "Delete object");
       butt[4]->value(1);
@@ -1166,8 +1269,8 @@ transformContextWindow::transformContextWindow(int deltaFontSize)
     }
     // 5: Fillet
     {
-      group[5] = new Fl_Group
-        (WB, WB + BH, width - 2 * WB, height - 2 * WB - BH, "Fillet");
+      group[5] = new Fl_Group(WB, WB + BH, width - 2 * WB, height - 2 * WB - BH,
+                              "Fillet");
       input[20] = new Fl_Input(2 * WB, 2 * WB + 1 * BH, IW, BH, "Radius");
       input[20]->value("0.1");
       input[20]->align(FL_ALIGN_RIGHT);
@@ -1175,8 +1278,8 @@ transformContextWindow::transformContextWindow(int deltaFontSize)
     }
     // 6: Delete
     {
-      group[6] = new Fl_Group
-        (WB, WB + BH, width - 2 * WB, height - 2 * WB - BH, "Delete");
+      group[6] = new Fl_Group(WB, WB + BH, width - 2 * WB, height - 2 * WB - BH,
+                              "Delete");
       butt[6] = new Fl_Check_Button(2 * WB, 2 * WB + 1 * BH, width - 4 * WB, BH,
                                     "Recursive");
       butt[6]->value(1);
@@ -1190,7 +1293,8 @@ transformContextWindow::transformContextWindow(int deltaFontSize)
   choice->align(FL_ALIGN_RIGHT);
   choice->callback(selection_mode_cb);
 
-  win->position(CTX::instance()->ctxPosition[0], CTX::instance()->ctxPosition[1]);
+  win->position(CTX::instance()->ctxPosition[0],
+                CTX::instance()->ctxPosition[1]);
   win->end();
 
   FL_NORMAL_SIZE += deltaFontSize;
@@ -1198,28 +1302,36 @@ transformContextWindow::transformContextWindow(int deltaFontSize)
 
 void transformContextWindow::show(int pane, bool extrude, bool selection)
 {
-  for(int i = 0; i < 7; i++){
+  for(int i = 0; i < 7; i++) {
     group[i]->hide();
     group[i]->deactivate();
   }
-  for(int i = 0; i < 4; i++){
-    if(extrude) butt[i]->deactivate();
-    else butt[i]->activate();
+  for(int i = 0; i < 4; i++) {
+    if(extrude)
+      butt[i]->deactivate();
+    else
+      butt[i]->activate();
   }
-  for(int i = 7; i < 11; i++){
-    if(!extrude) butt[i]->deactivate();
-    else butt[i]->activate();
+  for(int i = 7; i < 11; i++) {
+    if(!extrude)
+      butt[i]->deactivate();
+    else
+      butt[i]->activate();
   }
-  for(int i = 21; i < 23; i++){
-    if(!extrude) input[i]->deactivate();
-    else input[i]->activate();
+  for(int i = 21; i < 23; i++) {
+    if(!extrude)
+      input[i]->deactivate();
+    else
+      input[i]->activate();
   }
-  if(selection) choice->activate();
-  else choice->deactivate();
-  if(pane < 0 || pane > 6){
+  if(selection)
+    choice->activate();
+  else
+    choice->deactivate();
+  if(pane < 0 || pane > 6) {
     group[0]->show();
   }
-  else{
+  else {
     group[pane]->show();
     group[pane]->activate();
   }
@@ -1229,31 +1341,34 @@ void transformContextWindow::show(int pane, bool extrude, bool selection)
 static void physical_cb(Fl_Widget *w, void *data)
 {
   std::string what;
-  if(!data) what = "";
-  else what = (const char*)data;
+  if(!data)
+    what = "";
+  else
+    what = (const char *)data;
 
   std::string name = FlGui::instance()->physicalContext->input[0]->value();
   int number = FlGui::instance()->physicalContext->value[0]->value();
 
   std::string existingName = "";
   int existingNumber = 0;
-  if(what != "Number"){
+  if(what != "Number") {
     for(GModel::piter it = GModel::current()->firstPhysicalName();
-        it != GModel::current()->lastPhysicalName(); it++){
-      if(it->second == name){
+        it != GModel::current()->lastPhysicalName(); it++) {
+      if(it->second == name) {
         existingName = name;
         existingNumber = it->first.second;
         break;
       }
     }
   }
-  if(what != "Name"){
-    std::map<int, std::vector<GEntity*> > groups[4];
+  if(what != "Name") {
+    std::map<int, std::vector<GEntity *> > groups[4];
     GModel::current()->getPhysicalGroups(groups);
-    for(int i = 0; i < 4; i++){
-      for(std::map<int, std::vector<GEntity*> >::iterator it = groups[i].begin();
-          it != groups[i].end(); it++){
-        if(it->first == number){
+    for(int i = 0; i < 4; i++) {
+      for(std::map<int, std::vector<GEntity *> >::iterator it =
+            groups[i].begin();
+          it != groups[i].end(); it++) {
+        if(it->first == number) {
           existingNumber = number;
           existingName = GModel::current()->getPhysicalName(i, number);
           break;
@@ -1262,26 +1377,29 @@ static void physical_cb(Fl_Widget *w, void *data)
     }
   }
 
-  if(existingName.size() || existingNumber){
-    FlGui::instance()->physicalContext->input[0]->textcolor
-      (FlGui::instance()->physicalContext->color);
-    FlGui::instance()->physicalContext->value[0]->textcolor
-      (FlGui::instance()->physicalContext->color);
-    if(what != "Name" && !strlen(FlGui::instance()->physicalContext->input[0]->value()))
+  if(existingName.size() || existingNumber) {
+    FlGui::instance()->physicalContext->input[0]->textcolor(
+      FlGui::instance()->physicalContext->color);
+    FlGui::instance()->physicalContext->value[0]->textcolor(
+      FlGui::instance()->physicalContext->color);
+    if(what != "Name" &&
+       !strlen(FlGui::instance()->physicalContext->input[0]->value()))
       FlGui::instance()->physicalContext->input[0]->value(existingName.c_str());
     if(what != "Number")
       FlGui::instance()->physicalContext->value[0]->value(existingNumber);
     FlGui::instance()->physicalContext->append = true;
   }
-  else{
-    FlGui::instance()->physicalContext->input[0]->textcolor(FL_FOREGROUND_COLOR);
-    FlGui::instance()->physicalContext->value[0]->textcolor(FL_FOREGROUND_COLOR);
+  else {
+    FlGui::instance()->physicalContext->input[0]->textcolor(
+      FL_FOREGROUND_COLOR);
+    FlGui::instance()->physicalContext->value[0]->textcolor(
+      FL_FOREGROUND_COLOR);
     if(what != "Number" && FlGui::instance()->physicalContext->mode != "Remove")
       FlGui::instance()->physicalContext->value[0]->value(NEWPHYSICAL());
     FlGui::instance()->physicalContext->append = false;
   }
 
-  if(FlGui::instance()->physicalContext->butt[0]->active()){
+  if(FlGui::instance()->physicalContext->butt[0]->active()) {
     if(FlGui::instance()->physicalContext->butt[0]->value())
       FlGui::instance()->physicalContext->value[0]->deactivate();
     else
@@ -1300,29 +1418,33 @@ physicalContextWindow::physicalContextWindow(int deltaFontSize)
   int width = 28 * FL_NORMAL_SIZE;
   int height = 2 * WB + 3 * BH;
 
-  win = new paletteWindow(width, height, CTX::instance()->nonModalWindows ? true : false,
+  win = new paletteWindow(width, height,
+                          CTX::instance()->nonModalWindows ? true : false,
                           "Physical Group Context");
   win->box(GMSH_WINDOW_BOX);
   {
     input[0] = new Fl_Input_Choice(WB, WB, (3 * width) / 4, BH, "Name");
     input[0]->value("");
     input[0]->align(FL_ALIGN_RIGHT);
-    input[0]->callback(physical_cb, (void*)"Name");
+    input[0]->callback(physical_cb, (void *)"Name");
     input[0]->when(FL_WHEN_CHANGED);
 
-    butt[0] = new Fl_Check_Button(WB, WB + BH, width - 2 * WB, BH, "Automatic numbering");
+    butt[0] = new Fl_Check_Button(WB, WB + BH, width - 2 * WB, BH,
+                                  "Automatic numbering");
     butt[0]->value(1);
     butt[0]->callback(physical_cb);
 
-    value[0] = new Fl_Value_Input(WB, WB + 2 * BH, (3 * width) / 4, BH, "Number");
+    value[0] =
+      new Fl_Value_Input(WB, WB + 2 * BH, (3 * width) / 4, BH, "Number");
     value[0]->value(0);
     value[0]->deactivate();
     value[0]->align(FL_ALIGN_RIGHT);
-    value[0]->callback(physical_cb, (void*)"Number");
+    value[0]->callback(physical_cb, (void *)"Number");
     value[0]->when(FL_WHEN_CHANGED);
   }
 
-  win->position(CTX::instance()->ctxPosition[0], CTX::instance()->ctxPosition[1]);
+  win->position(CTX::instance()->ctxPosition[0],
+                CTX::instance()->ctxPosition[1]);
   win->end();
 
   FL_NORMAL_SIZE += deltaFontSize;
@@ -1331,15 +1453,13 @@ physicalContextWindow::physicalContextWindow(int deltaFontSize)
 void physicalContextWindow::show(bool remove)
 {
   static std::vector<Fl_Menu_Item> menu;
-  static std::vector<char*> names;
-  for(unsigned int i = 0; i < menu.size(); i++)
-    menu[i].text = "";
-  for(unsigned int i = 0; i < names.size(); i++)
-    free(names[i]);
+  static std::vector<char *> names;
+  for(unsigned int i = 0; i < menu.size(); i++) menu[i].text = "";
+  for(unsigned int i = 0; i < names.size(); i++) free(names[i]);
   names.clear();
   menu.clear();
   for(GModel::piter it = GModel::current()->firstPhysicalName();
-      it != GModel::current()->lastPhysicalName(); it++){
+      it != GModel::current()->lastPhysicalName(); it++) {
     char *str = strdup(it->second.c_str());
     Fl_Menu_Item item = {str, 0, 0, 0, 0};
     names.push_back(str);
@@ -1349,13 +1469,13 @@ void physicalContextWindow::show(bool remove)
   menu.push_back(item);
   input[0]->menubutton()->copy(&menu[0]);
 
-  if(remove){
+  if(remove) {
     mode = "Remove";
     butt[0]->deactivate();
     value[0]->activate();
     color = (!CTX::instance()->guiColorScheme ? FL_DARK_GREEN : FL_GREEN);
   }
-  else{
+  else {
     mode = "Add";
     butt[0]->activate();
     if(butt[0]->value())
@@ -1364,7 +1484,7 @@ void physicalContextWindow::show(bool remove)
       value[0]->activate();
     color = (!CTX::instance()->guiColorScheme ? FL_DARK_RED : FL_RED);
   }
-  physical_cb(0, (void*)"Name");
+  physical_cb(0, (void *)"Name");
   if(!win->shown()) win->show();
 }
 
@@ -1373,24 +1493,20 @@ meshContextWindow::meshContextWindow(int deltaFontSize)
   FL_NORMAL_SIZE -= deltaFontSize;
 
   static Fl_Menu menu_transfinite_dir[] = {
-    {"Left", 0, 0, 0},
-    {"Right", 0, 0, 0},
-    {"Alternated", 0, 0, 0},
-    {0}
-  };
+    {"Left", 0, 0, 0}, {"Right", 0, 0, 0}, {"Alternated", 0, 0, 0}, {0}};
 
   int width = 29 * FL_NORMAL_SIZE;
   int height = 4 * WB + 4 * BH;
 
-  win = new paletteWindow
-    (width, height, CTX::instance()->nonModalWindows, "Mesh Context");
+  win = new paletteWindow(width, height, CTX::instance()->nonModalWindows,
+                          "Mesh Context");
   win->box(GMSH_WINDOW_BOX);
   {
     Fl_Tabs *o = new Fl_Tabs(WB, WB, width - 2 * WB, height - 2 * WB);
     // 0: Element size at points
     {
-      group[0] = new Fl_Group
-        (WB, WB + BH, width - 2 * WB, height - 2 * WB - BH, "Element size");
+      group[0] = new Fl_Group(WB, WB + BH, width - 2 * WB, height - 2 * WB - BH,
+                              "Element size");
       input[0] = new Fl_Input(2 * WB, 2 * WB + 1 * BH, IW, BH, "Value");
       input[0]->value("0.1");
       input[0]->align(FL_ALIGN_RIGHT);
@@ -1398,9 +1514,10 @@ meshContextWindow::meshContextWindow(int deltaFontSize)
     }
     // 1: Transfinite line
     {
-      group[1] = new Fl_Group
-        (WB, WB + BH, width - 2 * WB, height - 2 * WB - BH, "Transfinite curve");
-      input[1] = new Fl_Input(2 * WB, 2 * WB + 1 * BH, IW, BH, "Number of points");
+      group[1] = new Fl_Group(WB, WB + BH, width - 2 * WB, height - 2 * WB - BH,
+                              "Transfinite curve");
+      input[1] =
+        new Fl_Input(2 * WB, 2 * WB + 1 * BH, IW, BH, "Number of points");
       input[1]->value("10");
       input[2] = new Fl_Input(2 * WB, 2 * WB + 3 * BH, IW, BH, "Parameter");
       input[2]->value("1");
@@ -1408,10 +1525,7 @@ meshContextWindow::meshContextWindow(int deltaFontSize)
         input[i]->align(FL_ALIGN_RIGHT);
       }
       static Fl_Menu_Item menu_trsf_mesh[] = {
-        {"Progression", 0, 0, 0},
-        {"Bump", 0, 0, 0},
-        {0}
-      };
+        {"Progression", 0, 0, 0}, {"Bump", 0, 0, 0}, {0}};
       choice[0] = new Fl_Choice(2 * WB, 2 * WB + 2 * BH, IW, BH, "Type");
       choice[0]->menu(menu_trsf_mesh);
       choice[0]->align(FL_ALIGN_RIGHT);
@@ -1420,11 +1534,11 @@ meshContextWindow::meshContextWindow(int deltaFontSize)
 
     // 2: Transfinite surface
     {
-      group[2] = new Fl_Group
-        (WB, WB + BH, width - 2 * WB, height - 2 * WB - BH, "Transfinite Surface");
+      group[2] = new Fl_Group(WB, WB + BH, width - 2 * WB, height - 2 * WB - BH,
+                              "Transfinite Surface");
 
-      choice[1] = new Fl_Choice
-        (2 * WB, 2 * WB + 1 * BH, IW, BH, "Transfinite Arrangement");
+      choice[1] = new Fl_Choice(2 * WB, 2 * WB + 1 * BH, IW, BH,
+                                "Transfinite Arrangement");
       choice[1]->menu(menu_transfinite_dir);
       choice[1]->align(FL_ALIGN_RIGHT);
 
@@ -1433,7 +1547,8 @@ meshContextWindow::meshContextWindow(int deltaFontSize)
     o->end();
   }
 
-  win->position(CTX::instance()->ctxPosition[0], CTX::instance()->ctxPosition[1]);
+  win->position(CTX::instance()->ctxPosition[0],
+                CTX::instance()->ctxPosition[1]);
   win->end();
 
   FL_NORMAL_SIZE += deltaFontSize;
@@ -1441,7 +1556,7 @@ meshContextWindow::meshContextWindow(int deltaFontSize)
 
 void meshContextWindow::show(int pane)
 {
-  for(int i = 0; i < 3; i++){
+  for(int i = 0; i < 3; i++) {
     group[i]->hide();
     group[i]->deactivate();
   }
diff --git a/Fltk/contextWindow.h b/Fltk/contextWindow.h
index f61d5f393bec18c9ce8abc82650ccb18406603e4..34394333531e7f680c51b6d1c91487d90737cac4 100644
--- a/Fltk/contextWindow.h
+++ b/Fltk/contextWindow.h
@@ -15,38 +15,40 @@
 #include <FL/Fl_Group.H>
 #include <FL/Fl_Tabs.H>
 
-class elementaryContextWindow{
- public:
+class elementaryContextWindow {
+public:
   Fl_Window *win;
   Fl_Tabs *tab1, *tab2;
   Fl_Input *input[80];
   Fl_Value_Input *value[10];
   Fl_Group *group[20];
   Fl_Check_Button *butt[3];
- public:
-  elementaryContextWindow(int deltaFontSize=0);
+
+public:
+  elementaryContextWindow(int deltaFontSize = 0);
   void show(int pane);
-  void hide(){ win->hide(); }
+  void hide() { win->hide(); }
   void updatePoint(double pt[3], int which);
   bool frozenPointCoord(int coord);
 };
 
-class transformContextWindow{
- public:
+class transformContextWindow {
+public:
   Fl_Window *win;
   Fl_Input *input[30];
   Fl_Value_Input *value[10];
   Fl_Group *group[10];
   Fl_Check_Button *butt[20];
   Fl_Choice *choice;
- public:
-  transformContextWindow(int deltaFontSize=0);
-  void show(int pane, bool extrude=false, bool selection=true);
-  void hide(){ win->hide(); }
+
+public:
+  transformContextWindow(int deltaFontSize = 0);
+  void show(int pane, bool extrude = false, bool selection = true);
+  void hide() { win->hide(); }
 };
 
-class physicalContextWindow{
- public:
+class physicalContextWindow {
+public:
   Fl_Window *win;
   Fl_Input_Choice *input[10];
   Fl_Check_Button *butt[10];
@@ -54,22 +56,24 @@ class physicalContextWindow{
   std::string mode;
   bool append;
   Fl_Color color;
+
 public:
-  physicalContextWindow(int deltaFontSize=0);
+  physicalContextWindow(int deltaFontSize = 0);
   void show(bool remove);
-  void hide(){ win->hide(); }
+  void hide() { win->hide(); }
 };
 
-class meshContextWindow{
- public:
+class meshContextWindow {
+public:
   Fl_Window *win;
   Fl_Input *input[20];
   Fl_Choice *choice[20];
   Fl_Group *group[10];
- public:
-  meshContextWindow(int deltaFontSize=0);
+
+public:
+  meshContextWindow(int deltaFontSize = 0);
   void show(int pane);
-  void hide(){ win->hide(); }
+  void hide() { win->hide(); }
 };
 
 #endif
diff --git a/Fltk/drawContextFltk.h b/Fltk/drawContextFltk.h
index 6c1588b5c1b3d5d69fab278f1c6e8f61d6f58093..a1f86941bb4deeac48eca21b7bc92a51bac38f1d 100644
--- a/Fltk/drawContextFltk.h
+++ b/Fltk/drawContextFltk.h
@@ -21,23 +21,25 @@ typedef unsigned long intptr_t;
 #include "openglWindow.h"
 #include "Context.h"
 
-class drawContextFltk : public drawContextGlobal{
- public:
+class drawContextFltk : public drawContextGlobal {
+public:
   void draw()
   {
     if(!FlGui::available()) return;
-    if(FlGui::instance()->fullscreen->shown()){
+    if(FlGui::instance()->fullscreen->shown()) {
       FlGui::instance()->fullscreen->make_current();
       FlGui::instance()->fullscreen->redraw();
     }
-    else{
-      for(unsigned int i = 0; i < FlGui::instance()->graph.size(); i++){
-        for(unsigned int j = 0; j < FlGui::instance()->graph[i]->gl.size(); j++){
+    else {
+      for(unsigned int i = 0; i < FlGui::instance()->graph.size(); i++) {
+        for(unsigned int j = 0; j < FlGui::instance()->graph[i]->gl.size();
+            j++) {
           FlGui::instance()->graph[i]->gl[j]->make_current();
           FlGui::instance()->graph[i]->gl[j]->redraw();
           glFlush();
           // FIXME: I don't think this should be done here
-          drawContext *ctx = FlGui::instance()->graph[i]->gl[j]->getDrawContext();
+          drawContext *ctx =
+            FlGui::instance()->graph[i]->gl[j]->getDrawContext();
           ctx->camera.update();
         }
       }
@@ -55,10 +57,9 @@ class drawContextFltk : public drawContextGlobal{
   }
   int getFontIndex(const char *fontname)
   {
-    if(fontname){
+    if(fontname) {
       for(int i = 0; i < NUM_FONTS; i++)
-        if(!strcmp(menu_font_names[i].label(), fontname))
-          return i;
+        if(!strcmp(menu_font_names[i].label(), fontname)) return i;
     }
     Msg::Error("Unknown font \"%s\" (using \"Helvetica\" instead)", fontname);
     Msg::Info("Available fonts:");
@@ -74,18 +75,17 @@ class drawContextFltk : public drawContextGlobal{
   }
   const char *getFontName(int index)
   {
-    if(index >= 0 && index < NUM_FONTS)
-      return menu_font_names[index].label();
+    if(index >= 0 && index < NUM_FONTS) return menu_font_names[index].label();
     return "Helvetica";
   }
   int getFontAlign(const char *alignstr)
   {
-    if(alignstr){
+    if(alignstr) {
       if(!strcmp(alignstr, "BottomLeft") || !strcmp(alignstr, "Left") ||
          !strcmp(alignstr, "left"))
         return 0;
-      else if(!strcmp(alignstr, "BottomCenter") || !strcmp(alignstr, "Center") ||
-              !strcmp(alignstr, "center"))
+      else if(!strcmp(alignstr, "BottomCenter") ||
+              !strcmp(alignstr, "Center") || !strcmp(alignstr, "center"))
         return 1;
       else if(!strcmp(alignstr, "BottomRight") || !strcmp(alignstr, "Right") ||
               !strcmp(alignstr, "right"))
@@ -103,7 +103,8 @@ class drawContextFltk : public drawContextGlobal{
       else if(!strcmp(alignstr, "CenterRight"))
         return 8;
     }
-    Msg::Error("Unknown font alignment \"%s\" (using \"Left\" instead)", alignstr);
+    Msg::Error("Unknown font alignment \"%s\" (using \"Left\" instead)",
+               alignstr);
     Msg::Info("Available font alignments:");
     Msg::Info("  \"Left\" (or \"BottomLeft\")");
     Msg::Info("  \"Center\" (or \"BottomCenter\")");
@@ -118,15 +119,19 @@ class drawContextFltk : public drawContextGlobal{
   }
   int getFontSize()
   {
-    if(CTX::instance()->fontSize > 0){
+    if(CTX::instance()->fontSize > 0) {
       return CTX::instance()->fontSize;
     }
-    else{
+    else {
       int w = Fl::w();
-      if(w <= 1024)      return 11;
-      else if(w <= 1440) return 12;
-      else if(w <= 1680) return 13;
-      else if(w <= 1920) return 14;
+      if(w <= 1024)
+        return 11;
+      else if(w <= 1440)
+        return 12;
+      else if(w <= 1680)
+        return 13;
+      else if(w <= 1920)
+        return 14;
       return (w - 1920) / 160 + 15;
       /*
       float dpih, dpiv;
@@ -135,33 +140,19 @@ class drawContextFltk : public drawContextGlobal{
       */
     }
   }
-  void setFont(int fontid, int fontsize)
-  {
-    gl_font(fontid, fontsize);
-  }
-  double getStringWidth(const char *str)
-  {
-    return gl_width(str);
-  }
-  int getStringHeight()
-  {
-    return gl_height();
-  }
-  int getStringDescent()
-  {
-    return gl_descent();
-  }
-  void drawString(const char *str)
-  {
-    gl_draw(str);
-  }
+  void setFont(int fontid, int fontsize) { gl_font(fontid, fontsize); }
+  double getStringWidth(const char *str) { return gl_width(str); }
+  int getStringHeight() { return gl_height(); }
+  int getStringDescent() { return gl_descent(); }
+  void drawString(const char *str) { gl_draw(str); }
   void resetFontTextures()
   {
 #if defined(__APPLE__)
-    gl_texture_pile_height(gl_texture_pile_height()); // force font texture recomputation
+    gl_texture_pile_height(
+      gl_texture_pile_height()); // force font texture recomputation
 #endif
   }
-  std::string getName(){ return "Fltk"; }
+  std::string getName() { return "Fltk"; }
 };
 
 #endif
diff --git a/Fltk/drawContextFltkCairo.cpp b/Fltk/drawContextFltkCairo.cpp
index f924795488fc35e8712a8cfb8ebca121d1d966b5..51efe7914ce205eb6ea0097b705ed0540dc7370d 100644
--- a/Fltk/drawContextFltkCairo.cpp
+++ b/Fltk/drawContextFltkCairo.cpp
@@ -16,7 +16,7 @@
 #endif
 
 class drawContextFltkCairo::queueString {
-  public :
+public:
   typedef struct {
     std::string text;
     GLfloat x, y, z;
@@ -27,11 +27,11 @@ class drawContextFltkCairo::queueString {
     double xBearing, yBearing;
   } element;
 
-  private:
+private:
   std::vector<element> _elements;
   int _totalWidth, _maxHeight;
 
-  public:
+public:
   queueString()
   {
     _totalWidth = 0;
@@ -40,15 +40,15 @@ class drawContextFltkCairo::queueString {
 
   ~queueString()
   {
-    for(std::vector<element>::iterator it = _elements.begin(); it != _elements.end();  ++it) {
+    for(std::vector<element>::iterator it = _elements.begin();
+        it != _elements.end(); ++it) {
       cairo_font_face_destroy(it->fontFace);
     }
   }
 
   void append(const element &elem)
   {
-    if (_totalWidth + elem.width > 1000)
-      flush();
+    if(_totalWidth + elem.width > 1000) flush();
     _elements.push_back(elem);
     _totalWidth += elem.width;
     _maxHeight = std::max(_maxHeight, (int)elem.height + 1);
@@ -57,10 +57,11 @@ class drawContextFltkCairo::queueString {
   void flush()
   {
     if(_elements.empty()) return;
-    cairo_surface_t *surface = cairo_image_surface_create(CAIRO_FORMAT_A8, _totalWidth, _maxHeight);
+    cairo_surface_t *surface =
+      cairo_image_surface_create(CAIRO_FORMAT_A8, _totalWidth, _maxHeight);
     cairo_t *cr = cairo_create(surface);
     int pos = 0;
-    cairo_set_source_rgba (cr, 0., 0., 0., 0);
+    cairo_set_source_rgba(cr, 0., 0., 0., 0);
     cairo_set_operator(cr, CAIRO_OPERATOR_SOURCE);
     cairo_paint(cr);
     cairo_set_operator(cr, CAIRO_OPERATOR_OVER);
@@ -72,7 +73,8 @@ class drawContextFltkCairo::queueString {
     cairo_font_options_destroy(fontOptions);
 
     cairo_set_source_rgba(cr, 1, 1, 1, 1);
-    for(std::vector<element>::iterator it = _elements.begin(); it != _elements.end();  ++it) {
+    for(std::vector<element>::iterator it = _elements.begin();
+        it != _elements.end(); ++it) {
       cairo_move_to(cr, pos - it->xBearing, -it->yBearing);
       cairo_set_font_size(cr, it->fontSize);
       cairo_set_font_face(cr, it->fontFace);
@@ -81,21 +83,21 @@ class drawContextFltkCairo::queueString {
       pos += it->width;
     }
     cairo_destroy(cr);
-    //setup matrices
+    // setup matrices
     GLint matrixMode;
     GLuint textureId;
-    glGetIntegerv (GL_MATRIX_MODE, &matrixMode);
-    glMatrixMode (GL_PROJECTION);
+    glGetIntegerv(GL_MATRIX_MODE, &matrixMode);
+    glMatrixMode(GL_PROJECTION);
     glPushMatrix();
-    glLoadIdentity ();
-    glMatrixMode (GL_MODELVIEW);
+    glLoadIdentity();
+    glMatrixMode(GL_MODELVIEW);
     glPushMatrix();
-    glLoadIdentity ();
+    glLoadIdentity();
     float winw = Fl_Window::current()->w();
     float winh = Fl_Window::current()->h();
-    glScalef (2.0f / winw, 2.0f /  winh, 1.0f);
-    glTranslatef (-winw / 2.0f, -winh / 2.0f, 0.0f);
-    //write the texture on screen
+    glScalef(2.0f / winw, 2.0f / winh, 1.0f);
+    glTranslatef(-winw / 2.0f, -winh / 2.0f, 0.0f);
+    // write the texture on screen
     glEnable(GL_TEXTURE_RECTANGLE_ARB);
     glPushAttrib(GL_ENABLE_BIT | GL_TEXTURE_BIT | GL_COLOR_BUFFER_BIT);
     glDisable(GL_LIGHTING);
@@ -106,29 +108,30 @@ class drawContextFltkCairo::queueString {
     glBindTexture(GL_TEXTURE_RECTANGLE_ARB, textureId);
     glTexImage2D(GL_TEXTURE_RECTANGLE_ARB, 0, GL_ALPHA,
                  cairo_image_surface_get_width(surface),
-                 cairo_image_surface_get_height(surface), 0,
-                 GL_ALPHA, GL_UNSIGNED_BYTE, cairo_image_surface_get_data(surface));
-    //glTexEnvi (GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_SRC0_ALPHA);
-    //printf("error %i %s\n", __LINE__, gluErrorString(glGetError()));
+                 cairo_image_surface_get_height(surface), 0, GL_ALPHA,
+                 GL_UNSIGNED_BYTE, cairo_image_surface_get_data(surface));
+    // glTexEnvi (GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_SRC0_ALPHA);
+    // printf("error %i %s\n", __LINE__, gluErrorString(glGetError()));
     glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
 
     pos = 0;
-    for(std::vector<element>::iterator it = _elements.begin(); it != _elements.end();  ++it) {
+    for(std::vector<element>::iterator it = _elements.begin();
+        it != _elements.end(); ++it) {
       glTranslatef(it->x, it->y, it->z);
       glColor4f(it->r, it->g, it->b, it->alpha);
       int Lx = it->width;
       int Ly = it->height;
 
-      glBegin (GL_QUADS);
-      glTexCoord2f (pos, 0);
-      glVertex2f (0.0f, Ly);
-      glTexCoord2f (pos + Lx, 0);
-      glVertex2f (Lx, Ly);
-      glTexCoord2f (pos + Lx, Ly);
-      glVertex2f (Lx, 0.0f);
-      glTexCoord2f (pos, Ly);
-      glVertex2f (0.0f, 0.0f);
-      glEnd ();
+      glBegin(GL_QUADS);
+      glTexCoord2f(pos, 0);
+      glVertex2f(0.0f, Ly);
+      glTexCoord2f(pos + Lx, 0);
+      glVertex2f(Lx, Ly);
+      glTexCoord2f(pos + Lx, Ly);
+      glVertex2f(Lx, 0.0f);
+      glTexCoord2f(pos, Ly);
+      glVertex2f(0.0f, 0.0f);
+      glEnd();
       pos += Lx;
       glTranslatef(-it->x, -it->y, -it->z);
     }
@@ -138,9 +141,9 @@ class drawContextFltkCairo::queueString {
 
     // reset original matrices
     glPopMatrix(); // GL_MODELVIEW
-    glMatrixMode (GL_PROJECTION);
+    glMatrixMode(GL_PROJECTION);
     glPopMatrix();
-    glMatrixMode (matrixMode);
+    glMatrixMode(matrixMode);
     _elements.clear();
     _maxHeight = 0;
     _totalWidth = 0;
@@ -155,15 +158,9 @@ double drawContextFltkCairo::getStringWidth(const char *str)
   return e.width;
 }
 
-void drawContextFltkCairo::draw()
-{
-  drawContextFltk::draw();
-}
+void drawContextFltkCairo::draw() { drawContextFltk::draw(); }
 
-void drawContextFltkCairo::flushString()
-{
-  _queue->flush();
-}
+void drawContextFltkCairo::flushString() { _queue->flush(); }
 
 void drawContextFltkCairo::drawString(const char *str)
 {
@@ -173,9 +170,20 @@ void drawContextFltkCairo::drawString(const char *str)
   cairo_set_font_size(_cr, _currentFontSize);
   cairo_text_extents_t extent;
   cairo_text_extents(_cr, str, &extent);
-  queueString::element elem = {str, pos[0], pos[1], pos[2], color[0], color[1], color[2], color[3],
-    _currentFontSize, cairo_get_font_face(_cr), (int)ceil(extent.width) + 2, (int)ceil(extent.height) + 2,
-    extent.x_bearing - 1, extent.y_bearing - 1};
+  queueString::element elem = {str,
+                               pos[0],
+                               pos[1],
+                               pos[2],
+                               color[0],
+                               color[1],
+                               color[2],
+                               color[3],
+                               _currentFontSize,
+                               cairo_get_font_face(_cr),
+                               (int)ceil(extent.width) + 2,
+                               (int)ceil(extent.height) + 2,
+                               extent.x_bearing - 1,
+                               extent.y_bearing - 1};
   cairo_font_face_reference(elem.fontFace);
   _queue->append(elem);
 }
@@ -203,34 +211,38 @@ drawContextFltkCairo::drawContextFltkCairo()
 
 void drawContextFltkCairo::setFont(int fontid, int fontsize)
 {
-  if (_currentFontId != fontid) {
-    switch (fontid) {
-      case FL_HELVETICA :
-      case FL_HELVETICA_BOLD :
-      case FL_HELVETICA_BOLD_ITALIC :
-      case FL_HELVETICA_ITALIC :
-        cairo_select_font_face(_cr, "sans",
-          fontid & FL_ITALIC ? CAIRO_FONT_SLANT_ITALIC : CAIRO_FONT_SLANT_NORMAL,
-          fontid & FL_BOLD ? CAIRO_FONT_WEIGHT_BOLD : CAIRO_FONT_WEIGHT_NORMAL);
-        break;
-      case FL_COURIER :
-      case FL_COURIER_BOLD :
-      case FL_COURIER_BOLD_ITALIC :
-      case FL_COURIER_ITALIC :
-        cairo_select_font_face(_cr, "courier",
-          fontid & FL_ITALIC ? CAIRO_FONT_SLANT_ITALIC : CAIRO_FONT_SLANT_NORMAL,
-          fontid & FL_BOLD ? CAIRO_FONT_WEIGHT_BOLD : CAIRO_FONT_WEIGHT_NORMAL);
-        break;
-      case FL_TIMES :
-      case FL_TIMES_BOLD :
-      case FL_TIMES_BOLD_ITALIC :
-      case FL_TIMES_ITALIC :
-        cairo_select_font_face(_cr, "serif",
-          fontid & FL_ITALIC ? CAIRO_FONT_SLANT_ITALIC : CAIRO_FONT_SLANT_NORMAL,
-          fontid & FL_BOLD ? CAIRO_FONT_WEIGHT_BOLD : CAIRO_FONT_WEIGHT_NORMAL);
-        break;
-      default :
-        cairo_select_font_face(_cr, "sans", CAIRO_FONT_SLANT_NORMAL, CAIRO_FONT_WEIGHT_NORMAL);
+  if(_currentFontId != fontid) {
+    switch(fontid) {
+    case FL_HELVETICA:
+    case FL_HELVETICA_BOLD:
+    case FL_HELVETICA_BOLD_ITALIC:
+    case FL_HELVETICA_ITALIC:
+      cairo_select_font_face(
+        _cr, "sans",
+        fontid & FL_ITALIC ? CAIRO_FONT_SLANT_ITALIC : CAIRO_FONT_SLANT_NORMAL,
+        fontid & FL_BOLD ? CAIRO_FONT_WEIGHT_BOLD : CAIRO_FONT_WEIGHT_NORMAL);
+      break;
+    case FL_COURIER:
+    case FL_COURIER_BOLD:
+    case FL_COURIER_BOLD_ITALIC:
+    case FL_COURIER_ITALIC:
+      cairo_select_font_face(
+        _cr, "courier",
+        fontid & FL_ITALIC ? CAIRO_FONT_SLANT_ITALIC : CAIRO_FONT_SLANT_NORMAL,
+        fontid & FL_BOLD ? CAIRO_FONT_WEIGHT_BOLD : CAIRO_FONT_WEIGHT_NORMAL);
+      break;
+    case FL_TIMES:
+    case FL_TIMES_BOLD:
+    case FL_TIMES_BOLD_ITALIC:
+    case FL_TIMES_ITALIC:
+      cairo_select_font_face(
+        _cr, "serif",
+        fontid & FL_ITALIC ? CAIRO_FONT_SLANT_ITALIC : CAIRO_FONT_SLANT_NORMAL,
+        fontid & FL_BOLD ? CAIRO_FONT_WEIGHT_BOLD : CAIRO_FONT_WEIGHT_NORMAL);
+      break;
+    default:
+      cairo_select_font_face(_cr, "sans", CAIRO_FONT_SLANT_NORMAL,
+                             CAIRO_FONT_WEIGHT_NORMAL);
     }
     _currentFontId = fontid;
   }
diff --git a/Fltk/drawContextFltkCairo.h b/Fltk/drawContextFltkCairo.h
index c3454dd30a43a46db1bb763eacc15acfa1353cc6..b0aed7a8964ad239cb8b99184928a80278d41057 100644
--- a/Fltk/drawContextFltkCairo.h
+++ b/Fltk/drawContextFltkCairo.h
@@ -23,17 +23,18 @@ class drawContextFltkCairo : public drawContextFltk {
   cairo_t *_cr;
   int _currentFontId;
   int _currentFontSize;
- public:
+
+public:
   void draw();
   drawContextFltkCairo();
   ~drawContextFltkCairo();
   double getStringWidth(const char *str);
-  //int getStringHeight();
-  //int getStringDescent();
+  // int getStringHeight();
+  // int getStringDescent();
   void flushString();
   void drawString(const char *str);
   void setFont(int fontid, int fontsize);
-  std::string getName(){ return "Cairo"; }
+  std::string getName() { return "Cairo"; }
 };
 
 #endif
diff --git a/Fltk/drawContextFltkStringTexture.cpp b/Fltk/drawContextFltkStringTexture.cpp
index 11470c180aebc3cbf78e2175c0b2db8b13a8c03e..f432373735c0cde8c49dd471a021a171fef606c2 100644
--- a/Fltk/drawContextFltkStringTexture.cpp
+++ b/Fltk/drawContextFltkStringTexture.cpp
@@ -14,7 +14,7 @@
 #endif
 
 class drawContextFltkStringTexture::queueString {
- public :
+public:
   typedef struct {
     std::string text;
     GLfloat x, y, z;
@@ -24,11 +24,11 @@ class drawContextFltkStringTexture::queueString {
     int height;
   } element;
 
- private:
+private:
   std::vector<element> _elements;
   int _totalWidth, _maxHeight;
 
- public:
+public:
   queueString()
   {
     _totalWidth = 0;
@@ -36,8 +36,7 @@ class drawContextFltkStringTexture::queueString {
   }
   void append(const element &elem)
   {
-    if (_totalWidth + elem.width > 1000)
-      flush();
+    if(_totalWidth + elem.width > 1000) flush();
     _elements.push_back(elem);
     _totalWidth += elem.width;
     _maxHeight = std::max(_maxHeight, elem.height);
@@ -45,7 +44,7 @@ class drawContextFltkStringTexture::queueString {
   void flush()
   {
     if(_elements.empty()) return;
-    //1000 should be _totalWidth but it does not work
+    // 1000 should be _totalWidth but it does not work
     int w = 1000, h = _maxHeight;
     Fl_Offscreen offscreen = fl_create_offscreen(w, h);
     fl_begin_offscreen(offscreen);
@@ -53,25 +52,26 @@ class drawContextFltkStringTexture::queueString {
     fl_rectf(0, 0, w, h);
     fl_color(255, 255, 255);
     int pos = 0;
-    for(std::vector<element>::iterator it = _elements.begin(); it != _elements.end();  ++it) {
+    for(std::vector<element>::iterator it = _elements.begin();
+        it != _elements.end(); ++it) {
       fl_font(it->fontId, it->fontSize);
       fl_draw(it->text.c_str(), pos, it->height - fl_descent());
       pos += it->width;
     }
     uchar *data = fl_read_image(NULL, 0, 0, w, h);
-    for (int i = 0; i < w * h; ++i) {
+    for(int i = 0; i < w * h; ++i) {
       data[i] = data[i * 3];
     }
     fl_end_offscreen();
     fl_delete_offscreen(offscreen);
 
-    //setup matrices
+    // setup matrices
     GLint matrixMode;
     GLuint textureId;
     glGetIntegerv(GL_MATRIX_MODE, &matrixMode);
     glMatrixMode(GL_PROJECTION);
     glPushMatrix();
-    glLoadIdentity ();
+    glLoadIdentity();
     glMatrixMode(GL_MODELVIEW);
     glPushMatrix();
     glLoadIdentity();
@@ -81,10 +81,10 @@ class drawContextFltkStringTexture::queueString {
     // The size of the QUAD needs to be changed, too.
     float winw = Fl_Window::current()->w();
     float winh = Fl_Window::current()->h();
-    glScalef(2.0f / winw, 2.0f /  winh, 1.0f);
+    glScalef(2.0f / winw, 2.0f / winh, 1.0f);
     glTranslatef(-winw / 2.0f, -winh / 2.0f, 0.0f);
 
-    //write the texture on screen
+    // write the texture on screen
     glEnable(GL_TEXTURE_RECTANGLE_ARB);
     glPushAttrib(GL_ENABLE_BIT | GL_TEXTURE_BIT | GL_COLOR_BUFFER_BIT);
     glDisable(GL_LIGHTING);
@@ -93,19 +93,20 @@ class drawContextFltkStringTexture::queueString {
     glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
     glGenTextures(1, &textureId);
     glBindTexture(GL_TEXTURE_RECTANGLE_ARB, textureId);
-    glTexImage2D(GL_TEXTURE_RECTANGLE_ARB, 0, GL_ALPHA, w, h, 0,
-                 GL_ALPHA, GL_UNSIGNED_BYTE, data);
-    //glTexEnvi (GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_SRC0_ALPHA);
-    //printf("error %i %s\n", __LINE__, gluErrorString(glGetError()));
+    glTexImage2D(GL_TEXTURE_RECTANGLE_ARB, 0, GL_ALPHA, w, h, 0, GL_ALPHA,
+                 GL_UNSIGNED_BYTE, data);
+    // glTexEnvi (GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_SRC0_ALPHA);
+    // printf("error %i %s\n", __LINE__, gluErrorString(glGetError()));
     glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
 
     pos = 0;
-    for(std::vector<element>::iterator it = _elements.begin(); it != _elements.end();  ++it) {
+    for(std::vector<element>::iterator it = _elements.begin();
+        it != _elements.end(); ++it) {
       glTranslatef(it->x, it->y, it->z);
       glColor4f(it->r, it->g, it->b, it->alpha);
       int Lx = it->width;
       int Ly = it->height;
-      glBegin (GL_QUADS);
+      glBegin(GL_QUADS);
       glTexCoord2f(pos, 0);
       glVertex2f(0.0f, Ly);
       glTexCoord2f(pos + Lx, 0);
@@ -124,36 +125,40 @@ class drawContextFltkStringTexture::queueString {
 
     // reset original matrices
     glPopMatrix(); // GL_MODELVIEW
-    glMatrixMode (GL_PROJECTION);
+    glMatrixMode(GL_PROJECTION);
     glPopMatrix();
     glMatrixMode(matrixMode);
     _elements.clear();
     _maxHeight = 0;
     _totalWidth = 0;
-    delete []data;
+    delete[] data;
   }
 };
 
-void drawContextFltkStringTexture::flushString()
-{
-  _queue->flush();
-}
+void drawContextFltkStringTexture::flushString() { _queue->flush(); }
 
-//ensure the surface is large enough
+// ensure the surface is large enough
 void drawContextFltkStringTexture::drawString(const char *str)
 {
   GLfloat pos[4], color[4];
   glGetFloatv(GL_CURRENT_RASTER_POSITION, pos);
   glGetFloatv(GL_CURRENT_COLOR, color);
-  queueString::element elem = {str, pos[0], pos[1], pos[2], color[0], color[1], color[2], color[3],
-    _currentFontSize, _currentFontId, (int)getStringWidth(str) + 1, getStringHeight()};
+  queueString::element elem = {str,
+                               pos[0],
+                               pos[1],
+                               pos[2],
+                               color[0],
+                               color[1],
+                               color[2],
+                               color[3],
+                               _currentFontSize,
+                               _currentFontId,
+                               (int)getStringWidth(str) + 1,
+                               getStringHeight()};
   _queue->append(elem);
 }
 
-drawContextFltkStringTexture::~drawContextFltkStringTexture()
-{
-  delete _queue;
-}
+drawContextFltkStringTexture::~drawContextFltkStringTexture() { delete _queue; }
 
 drawContextFltkStringTexture::drawContextFltkStringTexture()
 {
diff --git a/Fltk/drawContextFltkStringTexture.h b/Fltk/drawContextFltkStringTexture.h
index 2f39119bbbbce47f0b15cd61c5200f09c6736709..39b5175adefd00e2de86f84b92407ba8f145364a 100644
--- a/Fltk/drawContextFltkStringTexture.h
+++ b/Fltk/drawContextFltkStringTexture.h
@@ -10,19 +10,19 @@
 
 #include "drawContextFltk.h"
 
-
 class drawContextFltkStringTexture : public drawContextFltk {
   class queueString;
   queueString *_queue;
   int _currentFontId;
   int _currentFontSize;
- public:
+
+public:
   drawContextFltkStringTexture();
   ~drawContextFltkStringTexture();
   void flushString();
   void drawString(const char *str);
   void setFont(int fontid, int fontsize);
-  std::string getName(){ return "StringTexture"; }
+  std::string getName() { return "StringTexture"; }
 };
 
 #endif
diff --git a/Fltk/extraDialogs.cpp b/Fltk/extraDialogs.cpp
index 896bbea94ae1971e4f5b8b67836453de218e4d73..f988582a43d988ec7fcb7ace22d584dff93499ac 100644
--- a/Fltk/extraDialogs.cpp
+++ b/Fltk/extraDialogs.cpp
@@ -38,17 +38,18 @@
 
 int arrowEditor(const char *title, double &a, double &b, double &c)
 {
-  struct _editor{
+  struct _editor {
     Fl_Window *window;
     Fl_Value_Slider *sa, *sb, *sc;
     Fl_Button *apply, *cancel;
   };
   static _editor *editor = 0;
 
-  if(!editor){
+  if(!editor) {
     editor = new _editor;
-    editor->window = new paletteWindow
-      (2 * BB + 3 * WB, 4 * BH + 3 * WB, CTX::instance()->nonModalWindows ? true : false);
+    editor->window =
+      new paletteWindow(2 * BB + 3 * WB, 4 * BH + 3 * WB,
+                        CTX::instance()->nonModalWindows ? true : false);
     editor->sa = new Fl_Value_Slider(WB, WB, BB, BH, "Head radius");
     editor->sa->type(FL_HOR_SLIDER);
     editor->sa->align(FL_ALIGN_RIGHT);
@@ -59,7 +60,8 @@ int arrowEditor(const char *title, double &a, double &b, double &c)
     editor->sc->type(FL_HOR_SLIDER);
     editor->sc->align(FL_ALIGN_RIGHT);
     editor->apply = new Fl_Return_Button(WB, 2 * WB + 3 * BH, BB, BH, "Apply");
-    editor->cancel = new Fl_Button(2 * WB + BB, 2 * WB + 3 * BH, BB, BH, "Cancel");
+    editor->cancel =
+      new Fl_Button(2 * WB + BB, 2 * WB + 3 * BH, BB, BH, "Cancel");
     editor->window->end();
     editor->window->hotspot(editor->window);
   }
@@ -70,18 +72,18 @@ int arrowEditor(const char *title, double &a, double &b, double &c)
   editor->sc->value(c);
   editor->window->show();
 
-  while(editor->window->shown()){
+  while(editor->window->shown()) {
     Fl::wait();
-    for (;;) {
-      Fl_Widget* o = Fl::readqueue();
-      if (!o) break;
-      if (o == editor->apply) {
+    for(;;) {
+      Fl_Widget *o = Fl::readqueue();
+      if(!o) break;
+      if(o == editor->apply) {
         a = editor->sa->value();
         b = editor->sb->value();
         c = editor->sc->value();
         return 1;
       }
-      if (o == editor->window || o == editor->cancel){
+      if(o == editor->window || o == editor->cancel) {
         editor->window->hide();
         return 0;
       }
@@ -95,15 +97,17 @@ int arrowEditor(const char *title, double &a, double &b, double &c)
 class historyBrowser : public Fl_Hold_Browser {
   int handle(int event)
   {
-    switch (event) {
+    switch(event) {
     case FL_SHORTCUT:
     case FL_KEYBOARD:
-      if(Fl::test_shortcut(FL_Delete) || Fl::test_shortcut(FL_BackSpace)){
+      if(Fl::test_shortcut(FL_Delete) || Fl::test_shortcut(FL_BackSpace)) {
         int i = value();
-        if(i){
+        if(i) {
           remove(i);
-          if(i <= size()) select(i);
-          else if(i > 1) select(i - 1);
+          if(i <= size())
+            select(i);
+          else if(i > 1)
+            select(i - 1);
         }
         return 1;
       }
@@ -111,24 +115,29 @@ class historyBrowser : public Fl_Hold_Browser {
     }
     return Fl_Hold_Browser::handle(event);
   };
- public:
-  historyBrowser(int x, int y, int w, int h, const char *l=0)
-    : Fl_Hold_Browser(x, y, w, h, l) {}
+
+public:
+  historyBrowser(int x, int y, int w, int h, const char *l = 0)
+    : Fl_Hold_Browser(x, y, w, h, l)
+  {
+  }
 };
 
-class historyChooser{
- private:
+class historyChooser {
+private:
   std::string _prefix, _label, _commandLabel, _defaultCommand, _okLabel;
- public:
+
+public:
   Fl_Double_Window *window;
   Fl_Input *input;
   historyBrowser *browser;
   Fl_Return_Button *ok;
   Fl_Button *cancel;
- public:
+
+public:
   historyChooser(const std::string &prefix, const std::string &label,
-                 const std::string &commandLabel, const std::string &defaultCommand,
-                 const std::string &okLabel)
+                 const std::string &commandLabel,
+                 const std::string &defaultCommand, const std::string &okLabel)
     : _prefix(prefix), _label(label), _commandLabel(commandLabel),
       _defaultCommand(defaultCommand), _okLabel(okLabel)
   {
@@ -137,23 +146,22 @@ class historyChooser{
     window->set_modal();
     window->label(_label.c_str());
     Fl_Box *b1 = new Fl_Box(WB, WB, w, BH, _commandLabel.c_str());
-    b1->align(FL_ALIGN_INSIDE|FL_ALIGN_LEFT);
+    b1->align(FL_ALIGN_INSIDE | FL_ALIGN_LEFT);
     input = new Fl_Input(WB, WB + BH, w - 2 * WB, BH);
     Fl_Box *b2 = new Fl_Box(WB, 2 * WB + 2 * BH, w, BH, "History:");
-    b2->align(FL_ALIGN_INSIDE|FL_ALIGN_LEFT);
-    browser = new historyBrowser
-      (WB, 2 * WB + 3 * BH, w - 2 * WB, h - 4 * BH - 4 * WB);
-    cancel = new Fl_Button
-      (w - WB - BB, h - WB - BH, BB, BH, "Cancel");
-    ok = new Fl_Return_Button
-      (w - 2 * WB - 2 * BB, h - WB - BH, BB, BH, _okLabel.c_str());
+    b2->align(FL_ALIGN_INSIDE | FL_ALIGN_LEFT);
+    browser =
+      new historyBrowser(WB, 2 * WB + 3 * BH, w - 2 * WB, h - 4 * BH - 4 * WB);
+    cancel = new Fl_Button(w - WB - BB, h - WB - BH, BB, BH, "Cancel");
+    ok = new Fl_Return_Button(w - 2 * WB - 2 * BB, h - WB - BH, BB, BH,
+                              _okLabel.c_str());
     Fl_Box *b3 = new Fl_Box(WB, h - WB - BB, WB, WB);
     b3->hide();
     window->resizable(b3);
   }
   void save(Fl_Preferences &prefs)
   {
-    for(int i = 0; i < 100; i++){
+    for(int i = 0; i < 100; i++) {
       char name[256];
       sprintf(name, "%s%02d", _prefix.c_str(), i);
       if(i < browser->size())
@@ -177,16 +185,16 @@ class historyChooser{
     window->resize(x, y, w, h);
     int old = browser->value();
     browser->clear();
-    for (int i = 0; i < 100; i++) {
+    for(int i = 0; i < 100; i++) {
       char name[256], value[1024];
       sprintf(name, "%s%02d", _prefix.c_str(), i);
-      if(prefs.entryExists(name)){
+      if(prefs.entryExists(name)) {
         prefs.get(name, value, "", sizeof(value));
         browser->add(value);
       }
     }
     int n = browser->size();
-    if(n){
+    if(n) {
       if(old > 0 && old <= n)
         input->value(browser->text(old));
       else
@@ -195,16 +203,16 @@ class historyChooser{
     else
       input->value(_defaultCommand.c_str());
     window->show();
-    while(window->shown()){
+    while(window->shown()) {
       Fl::wait();
-      for (;;) {
-        Fl_Widget* o = Fl::readqueue();
-        if (!o) break;
-        if (o == ok) {
-          if(strlen(input->value())){
+      for(;;) {
+        Fl_Widget *o = Fl::readqueue();
+        if(!o) break;
+        if(o == ok) {
+          if(strlen(input->value())) {
             // insert choosen value at the top of the history
-            for(int i = 0; i < browser->size(); i++){
-              if(!strcmp(input->value(), browser->text(i + 1))){
+            for(int i = 0; i < browser->size(); i++) {
+              if(!strcmp(input->value(), browser->text(i + 1))) {
                 browser->remove(i + 1);
                 break;
               }
@@ -215,7 +223,7 @@ class historyChooser{
           window->hide();
           return input->value();
         }
-        if (o == window || o == cancel){
+        if(o == window || o == cancel) {
           save(prefs);
           window->hide();
           return "";
@@ -227,7 +235,7 @@ class historyChooser{
 };
 
 static historyChooser *_connectionChooser = 0;
-static void connection_select_cb(Fl_Widget* w, void *data)
+static void connection_select_cb(Fl_Widget *w, void *data)
 {
   int i = _connectionChooser->browser->value();
   if(i) _connectionChooser->input->value(_connectionChooser->browser->text(i));
@@ -235,17 +243,17 @@ static void connection_select_cb(Fl_Widget* w, void *data)
 
 std::string connectionChooser()
 {
-  if(!_connectionChooser){
-    _connectionChooser = new historyChooser
-      ("connection", "Remote Start", "Command:", "./gmsh ../tutorial/view3.pos",
-       "Run");
+  if(!_connectionChooser) {
+    _connectionChooser =
+      new historyChooser("connection", "Remote Start",
+                         "Command:", "./gmsh ../tutorial/view3.pos", "Run");
     _connectionChooser->browser->callback(connection_select_cb);
   }
   return _connectionChooser->run();
 }
 
 static historyChooser *_patternChooser = 0;
-static void pattern_select_cb(Fl_Widget* w, void *data)
+static void pattern_select_cb(Fl_Widget *w, void *data)
 {
   int i = _patternChooser->browser->value();
   if(i) _patternChooser->input->value(_patternChooser->browser->text(i));
@@ -253,23 +261,24 @@ static void pattern_select_cb(Fl_Widget* w, void *data)
 
 std::string patternChooser()
 {
-  if(!_patternChooser){
-    _patternChooser = new historyChooser
-      ("pattern", "Watch Pattern", "Pattern:", "output/*.msh", "Watch");
+  if(!_patternChooser) {
+    _patternChooser = new historyChooser("pattern", "Watch Pattern",
+                                         "Pattern:", "output/*.msh", "Watch");
     _patternChooser->browser->callback(pattern_select_cb);
   }
   return _patternChooser->run();
 }
 
-
 class cgnsImportDialog {
- private:
+private:
   std::string _prefix, _label, _commandLabel, _defaultCommand, _okLabel;
- public:
+
+public:
   Fl_Double_Window *window;
   Fl_Return_Button *ok;
   Fl_Input_Choice *input_choice;
- public:
+
+public:
   cgnsImportDialog()
   {
     _prefix = "cgns";
@@ -278,7 +287,8 @@ class cgnsImportDialog {
     window->set_modal();
     window->label("CGNS import");
 
-    input_choice = new Fl_Input_Choice(WB + 2 * BB, WB, 1*BB, BH, "Import mesh as order");
+    input_choice =
+      new Fl_Input_Choice(WB + 2 * BB, WB, 1 * BB, BH, "Import mesh as order");
 
     ok = new Fl_Return_Button(w - WB - BB, h - WB - BH, BB, BH, "Import");
   }
@@ -304,33 +314,33 @@ class cgnsImportDialog {
     int order = 1;
     input_choice->clear();
     char text[128];
-    while (order < 5 && order <= order_max && order_max < 10 && order_max > 0) {
+    while(order < 5 && order <= order_max && order_max < 10 && order_max > 0) {
       sprintf(text, "%d", order);
       input_choice->add(text);
-      order*=2;
+      order *= 2;
     }
     input_choice->value(0);
 
     window->show();
-    while(window->shown()){
+    while(window->shown()) {
       Fl::wait();
-      for (;;) {
-        Fl_Widget* o = Fl::readqueue();
-        if (!o) break;
-        if (o == ok) {
-	  const char* str = input_choice->value();
-	  int order = 1;
-	  if (strcmp("2", str) == 0)
-	    order = 2;
-	  else if (strcmp("4", str) == 0)
-	    order = 4;
-	  //else if (strcmp("8", str) == 0)
-	  //  order = 8;
+      for(;;) {
+        Fl_Widget *o = Fl::readqueue();
+        if(!o) break;
+        if(o == ok) {
+          const char *str = input_choice->value();
+          int order = 1;
+          if(strcmp("2", str) == 0)
+            order = 2;
+          else if(strcmp("4", str) == 0)
+            order = 4;
+          // else if (strcmp("8", str) == 0)
+          //  order = 8;
           save(prefs);
           window->hide();
           return order;
         }
-        if (o == window){
+        if(o == window) {
           save(prefs);
           window->hide();
           return 1;
@@ -341,8 +351,7 @@ class cgnsImportDialog {
   }
 };
 
-
-static cgnsImportDialog* _cgnsImport = 0;
+static cgnsImportDialog *_cgnsImport = 0;
 /*static void pattern_select_cb(Fl_Widget* w, void *data)
 {
   _cgnsImport->input_choice->value("1");
@@ -350,7 +359,7 @@ static cgnsImportDialog* _cgnsImport = 0;
 */
 int cgnsImport()
 {
-  if (!_cgnsImport) {
+  if(!_cgnsImport) {
     _cgnsImport = new cgnsImportDialog();
   }
   return _cgnsImport->run();
diff --git a/Fltk/fieldWindow.cpp b/Fltk/fieldWindow.cpp
index b2c999e43b70886682f76c0d82d044e0e5effe87..8fe6e6761fcda69387d3983d7dd6c7338fa7573a 100644
--- a/Fltk/fieldWindow.cpp
+++ b/Fltk/fieldWindow.cpp
@@ -38,19 +38,18 @@ void field_cb(Fl_Widget *w, void *data)
 
 static void field_delete_cb(Fl_Widget *w, void *data)
 {
-  Field *f = (Field*)FlGui::instance()->fields->editor_group->user_data();
+  Field *f = (Field *)FlGui::instance()->fields->editor_group->user_data();
   delete_field(f->id, GModel::current()->getFileName());
   FlGui::instance()->fields->editField(NULL);
 }
 
 static void field_new_cb(Fl_Widget *w, void *data)
 {
-  Fl_Menu_Button* mb = ((Fl_Menu_Button*)w);
+  Fl_Menu_Button *mb = ((Fl_Menu_Button *)w);
   FieldManager *fields = GModel::current()->getFields();
   int id = fields->newId();
   add_field(id, mb->text(), GModel::current()->getFileName());
-  if((*fields)[id])
-    FlGui::instance()->fields->editField((*fields)[id]);
+  if((*fields)[id]) FlGui::instance()->fields->editField((*fields)[id]);
 }
 
 static void field_apply_cb(Fl_Widget *w, void *data)
@@ -61,17 +60,17 @@ static void field_apply_cb(Fl_Widget *w, void *data)
 static void field_browser_cb(Fl_Widget *w, void *data)
 {
   int selected = FlGui::instance()->fields->browser->value();
-  if(!selected){
+  if(!selected) {
     FlGui::instance()->fields->editField(NULL);
   }
-  Field *f = (Field*)FlGui::instance()->fields->browser->data(selected);
+  Field *f = (Field *)FlGui::instance()->fields->browser->data(selected);
   FlGui::instance()->fields->editField(f);
 }
 
 static void field_put_on_view_cb(Fl_Widget *w, void *data)
 {
-  Fl_Menu_Button* mb = ((Fl_Menu_Button*)w);
-  Field *field = (Field*)FlGui::instance()->fields->editor_group->user_data();
+  Fl_Menu_Button *mb = ((Fl_Menu_Button *)w);
+  Field *field = (Field *)FlGui::instance()->fields->editor_group->user_data();
   if(mb->value() == 0)
     field->putOnNewView();
   else if(mb->value() - 1 < (int)PView::list.size())
@@ -82,15 +81,15 @@ static void field_put_on_view_cb(Fl_Widget *w, void *data)
 
 static void field_callback_cb(Fl_Widget *w, void *data)
 {
-  FieldCallback *cb = (FieldCallback*) data;
+  FieldCallback *cb = (FieldCallback *)data;
   cb->run();
 }
 
 static void field_select_file_cb(Fl_Widget *w, void *data)
 {
-  Fl_Input *input = (Fl_Input*)data;
+  Fl_Input *input = (Fl_Input *)data;
   int ret = fileChooser(FILE_CHOOSER_SINGLE, "Choose", "", input->value());
-  if(ret){
+  if(ret) {
     input->value(fileChooserGetName(0).c_str());
     input->set_changed();
   }
@@ -102,13 +101,16 @@ fieldWindow::fieldWindow(int deltaFontSize) : _deltaFontSize(deltaFontSize)
 
   int width0 = 34 * FL_NORMAL_SIZE + WB;
   int height0 = 12 * BH + 4 * WB;
-  int width = (CTX::instance()->fieldSize[0] < width0) ? width0 :
-    CTX::instance()->fieldSize[0];
-  int height = (CTX::instance()->fieldSize[1] < height0) ? height0 :
-    CTX::instance()->fieldSize[1];
-
-  win = new paletteWindow
-    (width, height, CTX::instance()->nonModalWindows ? true : false, "Size fields");
+  int width = (CTX::instance()->fieldSize[0] < width0) ?
+                width0 :
+                CTX::instance()->fieldSize[0];
+  int height = (CTX::instance()->fieldSize[1] < height0) ?
+                 height0 :
+                 CTX::instance()->fieldSize[1];
+
+  win = new paletteWindow(width, height,
+                          CTX::instance()->nonModalWindows ? true : false,
+                          "Size fields");
   win->box(GMSH_WINDOW_BOX);
 
   int x = WB, y = WB, w = (int)(1.5 * BB), h = height - 2 * WB - 3 * BH;
@@ -116,7 +118,7 @@ fieldWindow::fieldWindow(int deltaFontSize) : _deltaFontSize(deltaFontSize)
   Fl_Menu_Button *new_btn = new Fl_Menu_Button(x, y, w, BH, "New");
   FieldManager &fields = *GModel::current()->getFields();
 
-  std::map<std::string, FieldFactory*>::iterator it;
+  std::map<std::string, FieldFactory *>::iterator it;
   for(it = fields.map_type_name.begin(); it != fields.map_type_name.end(); it++)
     new_btn->add(it->first.c_str());
   new_btn->callback(field_new_cb);
@@ -137,7 +139,8 @@ fieldWindow::fieldWindow(int deltaFontSize) : _deltaFontSize(deltaFontSize)
   y = WB;
   w = width - x - WB;
   h = height - y - WB;
-  empty_message = new Fl_Box(x, y, w, h, "Create a new field\n\n"
+  empty_message = new Fl_Box(x, y, w, h,
+                             "Create a new field\n\n"
                              "- or -\n\nSelect a field in the browser");
   empty_message->align(FL_ALIGN_CENTER);
 
@@ -149,7 +152,7 @@ fieldWindow::fieldWindow(int deltaFontSize) : _deltaFontSize(deltaFontSize)
 
   y += BH + WB;
   h -= BH + WB;
-  Fl_Tabs *tabs = new Fl_Tabs(x, y , w, h);
+  Fl_Tabs *tabs = new Fl_Tabs(x, y, w, h);
   y += BH;
   h -= BH;
   x += WB;
@@ -160,14 +163,15 @@ fieldWindow::fieldWindow(int deltaFontSize) : _deltaFontSize(deltaFontSize)
   options_scroll = new Fl_Scroll(x, y + WB, w, h - BH - 3 * WB);
   options_scroll->end();
 
-  Fl_Button *apply_btn = new Fl_Return_Button
-    (x + w - BB, y + h - BH - WB, BB, BH, "Apply");
+  Fl_Button *apply_btn =
+    new Fl_Return_Button(x + w - BB, y + h - BH - WB, BB, BH, "Apply");
   apply_btn->callback(field_apply_cb, this);
 
-  background_btn = new Fl_Round_Button
-    (x, y + h - BH - WB, w - BB - WB, BH, "Set as background field");
-  background_btn->tooltip("Only a single field can be set as background field.\n"
-                          "To combine multiple fields use the Min or Max fields.");
+  background_btn = new Fl_Round_Button(x, y + h - BH - WB, w - BB - WB, BH,
+                                       "Set as background field");
+  background_btn->tooltip(
+    "Only a single field can be set as background field.\n"
+    "To combine multiple fields use the Min or Max fields.");
   options_tab->end();
 
   Fl_Group *help_tab = new Fl_Group(x, y, w, h, "Help");
@@ -189,7 +193,8 @@ fieldWindow::fieldWindow(int deltaFontSize) : _deltaFontSize(deltaFontSize)
                                     width - 9 * WB - 5 * BB,
                                     height - 3 * BH - 5 * WB));
   win->size_range(width0, height0);
-  win->position(CTX::instance()->fieldPosition[0], CTX::instance()->fieldPosition[1]);
+  win->position(CTX::instance()->fieldPosition[0],
+                CTX::instance()->fieldPosition[1]);
   win->end();
 
   FL_NORMAL_SIZE += deltaFontSize;
@@ -213,96 +218,92 @@ void fieldWindow::loadFieldViewList()
 void fieldWindow::loadFieldList()
 {
   FieldManager &fields = *GModel::current()->getFields();
-  Field *selected_field = (Field*)editor_group->user_data();
+  Field *selected_field = (Field *)editor_group->user_data();
   browser->clear();
   int i_entry = 0;
-  for(FieldManager::iterator it = fields.begin(); it != fields.end(); it++){
+  for(FieldManager::iterator it = fields.begin(); it != fields.end(); it++) {
     i_entry++;
     Field *field = it->second;
     std::ostringstream sstream;
-    if(it->first == fields.getBackgroundField())
-      sstream << "@b";
+    if(it->first == fields.getBackgroundField()) sstream << "@b";
     sstream << it->first << " " << field->getName();
     browser->add(sstream.str().c_str(), field);
-    if(it->second == selected_field)
-      browser->select(i_entry);
+    if(it->second == selected_field) browser->select(i_entry);
   }
 }
 
 void fieldWindow::saveFieldOptions()
 {
-  std::list<Fl_Widget*>::iterator input = options_widget.begin();
-  Field *f = (Field*)editor_group->user_data();
+  std::list<Fl_Widget *>::iterator input = options_widget.begin();
+  Field *f = (Field *)editor_group->user_data();
   std::ostringstream sstream;
   int i;
   char a;
   double d;
   sstream.precision(16);
-  for(std::map<std::string, FieldOption*>::iterator it = f->options.begin();
-      it != f->options.end(); it++){
+  for(std::map<std::string, FieldOption *>::iterator it = f->options.begin();
+      it != f->options.end(); it++) {
     FieldOption *option = it->second;
     sstream.str("");
-    switch(option->getType()){
+    switch(option->getType()) {
     case FIELD_OPTION_STRING:
     case FIELD_OPTION_PATH:
-      sstream << "\"" << ((Fl_Input*)*input)->value() << "\"";
+      sstream << "\"" << ((Fl_Input *)*input)->value() << "\"";
       break;
     case FIELD_OPTION_INT:
-      sstream << (int)((Fl_Value_Input*)*input)->value();
+      sstream << (int)((Fl_Value_Input *)*input)->value();
       break;
     case FIELD_OPTION_DOUBLE:
-      sstream << ((Fl_Value_Input*)*input)->value();
+      sstream << ((Fl_Value_Input *)*input)->value();
       break;
     case FIELD_OPTION_BOOL:
-      sstream << (bool)((Fl_Check_Button*)*input)->value();
+      sstream << (bool)((Fl_Check_Button *)*input)->value();
       break;
-    case FIELD_OPTION_LIST:
-      {
-        sstream << "{";
-        std::istringstream istream(((Fl_Input*)*input)->value());
-        while(istream >> i){
-          sstream << i;
-          if(istream >> a){
-            if(a != ',')
-              Msg::Error("Unexpected character \'%c\' while parsing option "
-                         "'%s' of field \'%d\'", a, it->first.c_str(), f->id);
-            sstream << ", ";
-          }
+    case FIELD_OPTION_LIST: {
+      sstream << "{";
+      std::istringstream istream(((Fl_Input *)*input)->value());
+      while(istream >> i) {
+        sstream << i;
+        if(istream >> a) {
+          if(a != ',')
+            Msg::Error("Unexpected character \'%c\' while parsing option "
+                       "'%s' of field \'%d\'",
+                       a, it->first.c_str(), f->id);
+          sstream << ", ";
         }
-        sstream << "}";
       }
-      break;
-    case FIELD_OPTION_LIST_DOUBLE:
-      {
-        sstream << "{";
-        std::istringstream istream(((Fl_Input*)*input)->value());
-        while(istream >> d){
-          sstream << d;
-          if(istream >> a){
-            if(a != ',')
-              Msg::Error("Unexpected character \'%c\' while parsing option "
-                         "'%s' of field \'%d\'", a, it->first.c_str(), f->id);
-            sstream << ", ";
-          }
+      sstream << "}";
+    } break;
+    case FIELD_OPTION_LIST_DOUBLE: {
+      sstream << "{";
+      std::istringstream istream(((Fl_Input *)*input)->value());
+      while(istream >> d) {
+        sstream << d;
+        if(istream >> a) {
+          if(a != ',')
+            Msg::Error("Unexpected character \'%c\' while parsing option "
+                       "'%s' of field \'%d\'",
+                       a, it->first.c_str(), f->id);
+          sstream << ", ";
         }
-        sstream << "}";
       }
-      break;
+      sstream << "}";
+    } break;
     }
-    if((*input)->changed()){
-      add_field_option
-        (f->id, it->first, sstream.str(), GModel::current()->getFileName());
+    if((*input)->changed()) {
+      add_field_option(f->id, it->first, sstream.str(),
+                       GModel::current()->getFileName());
       (*input)->clear_changed();
     }
     input++;
   }
   int is_bg_field = background_btn->value();
   FieldManager &fields = *GModel::current()->getFields();
-  if(is_bg_field && fields.getBackgroundField() != f->id){
+  if(is_bg_field && fields.getBackgroundField() != f->id) {
     set_background_field(f->id, GModel::current()->getFileName());
     loadFieldList();
   }
-  if(!is_bg_field && fields.getBackgroundField() == f->id){
+  if(!is_bg_field && fields.getBackgroundField() == f->id) {
     set_background_field(-1, GModel::current()->getFileName());
     loadFieldList();
   }
@@ -310,52 +311,51 @@ void fieldWindow::saveFieldOptions()
 
 void fieldWindow::loadFieldOptions()
 {
-  Field *f = (Field*)editor_group->user_data();
-  std::list<Fl_Widget*>::iterator input = options_widget.begin();
-  for(std::map<std::string, FieldOption*>::iterator it = f->options.begin();
-      it != f->options.end(); it++){
+  Field *f = (Field *)editor_group->user_data();
+  std::list<Fl_Widget *>::iterator input = options_widget.begin();
+  for(std::map<std::string, FieldOption *>::iterator it = f->options.begin();
+      it != f->options.end(); it++) {
     FieldOption *option = it->second;
     std::ostringstream vstr;
     std::list<int>::const_iterator list_it;
     std::list<double>::const_iterator listdouble_it;
-    switch(option->getType()){
+    switch(option->getType()) {
     case FIELD_OPTION_STRING:
     case FIELD_OPTION_PATH:
-      ((Fl_Input*)(*input))->value(option->string().c_str());
+      ((Fl_Input *)(*input))->value(option->string().c_str());
       break;
     case FIELD_OPTION_INT:
     case FIELD_OPTION_DOUBLE:
-      ((Fl_Value_Input*)(*input))->value(option->numericalValue());
+      ((Fl_Value_Input *)(*input))->value(option->numericalValue());
       break;
     case FIELD_OPTION_BOOL:
-      ((Fl_Check_Button*)(*input))->value((int)option->numericalValue());
+      ((Fl_Check_Button *)(*input))->value((int)option->numericalValue());
       break;
     case FIELD_OPTION_LIST:
       vstr.str("");
       for(list_it = option->list().begin(); list_it != option->list().end();
-          list_it++){
-        if(list_it!=option->list().begin())
-          vstr << ", ";
+          list_it++) {
+        if(list_it != option->list().begin()) vstr << ", ";
         vstr << *list_it;
       }
-      ((Fl_Input*)(*input))->value(vstr.str().c_str());
+      ((Fl_Input *)(*input))->value(vstr.str().c_str());
       break;
     case FIELD_OPTION_LIST_DOUBLE:
       vstr.str("");
       vstr.precision(16);
-      for(listdouble_it = option->listdouble().begin(); listdouble_it != option->listdouble().end();
-          listdouble_it++){
-        if(listdouble_it!=option->listdouble().begin())
-          vstr << ", ";
+      for(listdouble_it = option->listdouble().begin();
+          listdouble_it != option->listdouble().end(); listdouble_it++) {
+        if(listdouble_it != option->listdouble().begin()) vstr << ", ";
         vstr << *listdouble_it;
       }
-      ((Fl_Input*)(*input))->value(vstr.str().c_str());
+      ((Fl_Input *)(*input))->value(vstr.str().c_str());
       break;
     }
     (*input)->clear_changed();
     input++;
   }
-  background_btn->value(GModel::current()->getFields()->getBackgroundField() == f->id);
+  background_btn->value(GModel::current()->getFields()->getBackgroundField() ==
+                        f->id);
 }
 
 void fieldWindow::editField(Field *f)
@@ -363,7 +363,7 @@ void fieldWindow::editField(Field *f)
   editor_group->user_data(f);
   put_on_view_btn->deactivate();
   delete_btn->deactivate();
-  if(f == NULL){
+  if(f == NULL) {
     selected_id = -1;
     editor_group->hide();
     empty_message->show();
@@ -386,15 +386,15 @@ void fieldWindow::editField(Field *f)
 
   std::string help = f->getDescription();
   ConvertToHTML(help);
-  if (! f->options.empty())
+  if(!f->options.empty())
     help += std::string("<p><center><b>Options</b></center>");
-  for(std::map<std::string, FieldOption*>::iterator it = f->options.begin();
-      it != f->options.end(); it++){
+  for(std::map<std::string, FieldOption *>::iterator it = f->options.begin();
+      it != f->options.end(); it++) {
     Fl_Widget *input;
     help += std::string("<p><b>") + it->first + "</b>";
     help += " (<em>" + it->second->getTypeName() + "</em>): ";
     help += it->second->getDescription();
-    switch(it->second->getType()){
+    switch(it->second->getType()) {
     case FIELD_OPTION_INT:
     case FIELD_OPTION_DOUBLE:
       input = new Fl_Value_Input(xx, yy, IW, BH, it->first.c_str());
@@ -404,15 +404,13 @@ void fieldWindow::editField(Field *f)
       input = new Fl_Check_Button(xx, yy, 2 * BB, BH, it->first.c_str());
       input->type(FL_TOGGLE_BUTTON);
       break;
-    case FIELD_OPTION_PATH:
-      {
-        input = new Fl_Input(xx, yy, IW, BH, it->first.c_str());
-        input->align(FL_ALIGN_RIGHT);
-        int tw = (int)fl_width(it->first.c_str());
-        Fl_Button *b = new Fl_Button(xx + IW + tw + 2 * WB, yy, BB, BH, "Choose");
-        b->callback(field_select_file_cb, input);
-      }
-      break;
+    case FIELD_OPTION_PATH: {
+      input = new Fl_Input(xx, yy, IW, BH, it->first.c_str());
+      input->align(FL_ALIGN_RIGHT);
+      int tw = (int)fl_width(it->first.c_str());
+      Fl_Button *b = new Fl_Button(xx + IW + tw + 2 * WB, yy, BB, BH, "Choose");
+      b->callback(field_select_file_cb, input);
+    } break;
     case FIELD_OPTION_STRING:
       input = new Fl_Input(xx, yy, IW, BH, it->first.c_str());
       input->align(FL_ALIGN_RIGHT);
@@ -427,10 +425,11 @@ void fieldWindow::editField(Field *f)
     options_widget.push_back(input);
     yy += BH;
   }
-  if (! f->callbacks.empty())
+  if(!f->callbacks.empty())
     help += std::string("<p><center><b>Actions</b></center>");
-  for(std::map<std::string, FieldCallback*>::iterator it = f->callbacks.begin();
-      it != f->callbacks.end(); it++){
+  for(std::map<std::string, FieldCallback *>::iterator it =
+        f->callbacks.begin();
+      it != f->callbacks.end(); it++) {
     Fl_Widget *btn;
     help += std::string("<p><b>") + it->first + "</b>: ";
     help += it->second->getDescription();
diff --git a/Fltk/fieldWindow.h b/Fltk/fieldWindow.h
index a8727436ee2109eeb5b122ca11ca988a3098d3c1..5aafd0280ef185984576bd3760764d2b127795e9 100644
--- a/Fltk/fieldWindow.h
+++ b/Fltk/fieldWindow.h
@@ -19,13 +19,14 @@
 
 class Field;
 
-class fieldWindow{
- private:
+class fieldWindow {
+private:
   int _deltaFontSize;
- public:
+
+public:
   Fl_Window *win;
   Fl_Hold_Browser *browser;
-  std::list<Fl_Widget*> options_widget;
+  std::list<Fl_Widget *> options_widget;
   Fl_Scroll *options_scroll;
   Fl_Group *editor_group;
   Fl_Box *title, *empty_message;
@@ -34,8 +35,9 @@ class fieldWindow{
   Fl_Help_View *help_display;
   Fl_Button *delete_btn;
   int selected_id;
- public:
-  fieldWindow(int deltaFontSize=0);
+
+public:
+  fieldWindow(int deltaFontSize = 0);
   void loadFieldViewList();
   void loadFieldList();
   void saveFieldOptions();
diff --git a/Fltk/fileDialogs.cpp b/Fltk/fileDialogs.cpp
index 5c865540a2b1c89e6d420ae56744f185f4666466..78d24b4af0180b93c3871f171d8a911bd793988a 100644
--- a/Fltk/fileDialogs.cpp
+++ b/Fltk/fileDialogs.cpp
@@ -53,38 +53,57 @@ class flFileChooser : public Fl_File_Chooser {
   // chooser doesn't expose its window to the world, so we need to use
   // a cheap hack to get to it. Even worse is the hack used to get the
   // focus on the file input widget.)
- private:
+private:
   Fl_Window *_win;
   Fl_File_Input *_in;
- public:
+
+public:
   flFileChooser(const char *d, const char *p, int t, const char *title)
     : Fl_File_Chooser(d, p, t, title)
   {
-    _win = dynamic_cast<Fl_Window*>(newButton->parent()->parent());
-    _in = dynamic_cast<Fl_File_Input *>(previewButton->parent()->parent()->resizable());
+    _win = dynamic_cast<Fl_Window *>(newButton->parent()->parent());
+    _in = dynamic_cast<Fl_File_Input *>(
+      previewButton->parent()->parent()->resizable());
   }
   void show()
   {
-    if(_win){
+    if(_win) {
       _win->show();
       rescan(); // necessary since fltk 1.1.7
-      if(_in) _in->take_focus();
-      else _win->take_focus();
+      if(_in)
+        _in->take_focus();
+      else
+        _win->take_focus();
     }
     else
       Fl_File_Chooser::show();
   }
-  void position(int x, int y){ if(_win) _win->position(x,y); }
-  int x(){ if(_win) return _win->x(); else return 100; }
-  int y(){ if(_win) return _win->y(); else return 100; }
+  void position(int x, int y)
+  {
+    if(_win) _win->position(x, y);
+  }
+  int x()
+  {
+    if(_win)
+      return _win->x();
+    else
+      return 100;
+  }
+  int y()
+  {
+    if(_win)
+      return _win->y();
+    else
+      return 100;
+  }
 };
 
 static flFileChooser *fc = 0;
 
 #endif
 
-int fileChooser(FILE_CHOOSER_TYPE type, const char *message,
-                const char *filter, const char *fname)
+int fileChooser(FILE_CHOOSER_TYPE type, const char *message, const char *filter,
+                const char *fname)
 {
   static char thefilter[1024] = "";
   static int thefilterindex = 0;
@@ -99,8 +118,9 @@ int fileChooser(FILE_CHOOSER_TYPE type, const char *message,
   std::string thepath;
   if(fname)
     thepath = std::string(fname);
-  else{
-    std::vector<std::string> tmp = SplitFileName(GModel::current()->getFileName());
+  else {
+    std::vector<std::string> tmp =
+      SplitFileName(GModel::current()->getFileName());
     thepath = tmp[0] + tmp[1]; // i.e., without the extension!
   }
   std::vector<std::string> split = SplitFileName(thepath);
@@ -108,37 +128,43 @@ int fileChooser(FILE_CHOOSER_TYPE type, const char *message,
 
 #if defined(HAVE_NATIVE_FILE_CHOOSER)
   if(!fc) fc = new Fl_Native_File_Chooser();
-  switch(type){
+  switch(type) {
   case FILE_CHOOSER_MULTI:
-    fc->type(Fl_Native_File_Chooser::BROWSE_MULTI_FILE); break;
+    fc->type(Fl_Native_File_Chooser::BROWSE_MULTI_FILE);
+    break;
   case FILE_CHOOSER_CREATE:
-    fc->type(Fl_Native_File_Chooser::BROWSE_SAVE_FILE); break;
+    fc->type(Fl_Native_File_Chooser::BROWSE_SAVE_FILE);
+    break;
   case FILE_CHOOSER_DIRECTORY:
-    fc->type(Fl_Native_File_Chooser::BROWSE_DIRECTORY); break;
-  default:
-    fc->type(Fl_Native_File_Chooser::BROWSE_FILE); break;
+    fc->type(Fl_Native_File_Chooser::BROWSE_DIRECTORY);
+    break;
+  default: fc->type(Fl_Native_File_Chooser::BROWSE_FILE); break;
   }
   fc->title(message);
   fc->filter(filter);
   fc->filter_value(thefilterindex);
 
   static bool first = true;
-  if(first){
+  if(first) {
     // preset the path and the file only the first time in a given
     // session. Afterwards, always reuse the last directory
     fc->preset_file(thepath.c_str());
     first = false;
   }
-  else{
+  else {
     std::string name = split[1] + split[2];
     fc->preset_file(name.c_str());
   }
 
   int ret = 0;
   switch(fc->show()) {
-  case -1: break; // error
-  case  1: break; // cancel
-  default: if(fc->filename()) ret = fc->count(); break;
+  case -1:
+    break; // error
+  case 1:
+    break; // cancel
+  default:
+    if(fc->filename()) ret = fc->count();
+    break;
   }
   thefilterindex = fc->filter_value();
   // hack to clear the KEYDOWN state that remains when calling the
@@ -149,32 +175,29 @@ int fileChooser(FILE_CHOOSER_TYPE type, const char *message,
   Fl_File_Chooser::show_label = "Format:";
   Fl_File_Chooser::all_files_label = "All files (*)";
   if(!fc) {
-    fc = new flFileChooser(getenv("PWD") ? "." : CTX::instance()->homeDir.c_str(),
-                           thefilter, Fl_File_Chooser::SINGLE, message);
+    fc =
+      new flFileChooser(getenv("PWD") ? "." : CTX::instance()->homeDir.c_str(),
+                        thefilter, Fl_File_Chooser::SINGLE, message);
     fc->position(CTX::instance()->fileChooserPosition[0],
                  CTX::instance()->fileChooserPosition[1]);
   }
-  switch(type){
-  case FILE_CHOOSER_MULTI:
-    fc->type(Fl_File_Chooser::MULTI); break;
-  case FILE_CHOOSER_CREATE:
-    fc->type(Fl_File_Chooser::CREATE); break;
-  case FILE_CHOOSER_DIRECTORY:
-    fc->type(Fl_File_Chooser::DIRECTORY); break;
-  default:
-    fc->type(Fl_File_Chooser::SINGLE); break;
+  switch(type) {
+  case FILE_CHOOSER_MULTI: fc->type(Fl_File_Chooser::MULTI); break;
+  case FILE_CHOOSER_CREATE: fc->type(Fl_File_Chooser::CREATE); break;
+  case FILE_CHOOSER_DIRECTORY: fc->type(Fl_File_Chooser::DIRECTORY); break;
+  default: fc->type(Fl_File_Chooser::SINGLE); break;
   }
   fc->label(message);
   fc->filter(thefilter);
   fc->filter_value(thefilterindex);
   static bool first = true;
-  if(first){
+  if(first) {
     // preset the path and the file only the first time in a given
     // session. Afterwards, always reuse the last directory
     fc->value(thepath.c_str());
     first = false;
   }
-  else{
+  else {
     std::string name = split[1] + split[2];
     fc->value(name.c_str());
   }
@@ -217,7 +240,7 @@ void fileChooserGetPosition(int *x, int *y)
 
 int genericBitmapFileDialog(const char *name, const char *title, int format)
 {
-  struct _genericBitmapFileDialog{
+  struct _genericBitmapFileDialog {
     Fl_Window *window;
     Fl_Value_Slider *s[2];
     Fl_Check_Button *b[3];
@@ -226,39 +249,44 @@ int genericBitmapFileDialog(const char *name, const char *title, int format)
   };
   static _genericBitmapFileDialog *dialog = NULL;
 
-  if(!dialog){
+  if(!dialog) {
     dialog = new _genericBitmapFileDialog;
     int h = 3 * WB + 7 * BH, w = 2 * BB + 3 * WB, y = WB;
     dialog->window = new Fl_Double_Window(w, h);
     dialog->window->box(GMSH_WINDOW_BOX);
     dialog->window->set_modal();
-    dialog->b[0] = new Fl_Check_Button
-      (WB, y, 2 * BB + WB, BH, "Print text strings"); y += BH;
+    dialog->b[0] =
+      new Fl_Check_Button(WB, y, 2 * BB + WB, BH, "Print text strings");
+    y += BH;
     dialog->b[0]->type(FL_TOGGLE_BUTTON);
-    dialog->b[1] = new Fl_Check_Button
-      (WB, y, 2 * BB + WB, BH, "Print background"); y += BH;
+    dialog->b[1] =
+      new Fl_Check_Button(WB, y, 2 * BB + WB, BH, "Print background");
+    y += BH;
     dialog->b[1]->type(FL_TOGGLE_BUTTON);
-    dialog->b[2] = new Fl_Check_Button
-      (WB, y, 2 * BB + WB, BH, "Composite all window tiles"); y += BH;
+    dialog->b[2] =
+      new Fl_Check_Button(WB, y, 2 * BB + WB, BH, "Composite all window tiles");
+    y += BH;
     dialog->b[2]->type(FL_TOGGLE_BUTTON);
-    dialog->v[0] = new Fl_Value_Input
-      (WB, y, BB / 2, BH);
+    dialog->v[0] = new Fl_Value_Input(WB, y, BB / 2, BH);
     dialog->v[0]->minimum(-1);
     dialog->v[0]->maximum(5000);
     dialog->v[0]->step(1);
-    dialog->v[1] = new Fl_Value_Input
-      (WB + BB / 2, y, BB - BB / 2, BH, "Dimensions"); y += BH;
+    dialog->v[1] =
+      new Fl_Value_Input(WB + BB / 2, y, BB - BB / 2, BH, "Dimensions");
+    y += BH;
     dialog->v[1]->minimum(-1);
     dialog->v[1]->maximum(5000);
     dialog->v[1]->step(1);
     dialog->v[1]->align(FL_ALIGN_RIGHT);
-    dialog->s[0] = new Fl_Value_Slider(WB, y, BB, BH, "Quality"); y += BH;
+    dialog->s[0] = new Fl_Value_Slider(WB, y, BB, BH, "Quality");
+    y += BH;
     dialog->s[0]->type(FL_HOR_SLIDER);
     dialog->s[0]->align(FL_ALIGN_RIGHT);
     dialog->s[0]->minimum(1);
     dialog->s[0]->maximum(100);
     dialog->s[0]->step(1);
-    dialog->s[1] = new Fl_Value_Slider(WB, y, BB, BH, "Smoothing"); y += BH;
+    dialog->s[1] = new Fl_Value_Slider(WB, y, BB, BH, "Smoothing");
+    y += BH;
     dialog->s[1]->type(FL_HOR_SLIDER);
     dialog->s[1]->align(FL_ALIGN_RIGHT);
     dialog->s[1]->minimum(0);
@@ -270,11 +298,11 @@ int genericBitmapFileDialog(const char *name, const char *title, int format)
     dialog->window->hotspot(dialog->window);
   }
 
-  if(format == FORMAT_JPEG){
+  if(format == FORMAT_JPEG) {
     dialog->s[0]->activate();
     dialog->s[1]->activate();
   }
-  else{
+  else {
     dialog->s[0]->deactivate();
     dialog->s[1]->deactivate();
   }
@@ -289,24 +317,28 @@ int genericBitmapFileDialog(const char *name, const char *title, int format)
   dialog->v[1]->value(CTX::instance()->print.height);
   dialog->window->show();
 
-  while(dialog->window->shown()){
+  while(dialog->window->shown()) {
     Fl::wait();
-    for (;;) {
-      Fl_Widget* o = Fl::readqueue();
-      if (!o) break;
-      if (o == dialog->ok) {
-        opt_print_jpeg_quality(0, GMSH_SET | GMSH_GUI, (int)dialog->s[0]->value());
-        opt_print_jpeg_smoothing(0, GMSH_SET | GMSH_GUI, (int)dialog->s[1]->value());
+    for(;;) {
+      Fl_Widget *o = Fl::readqueue();
+      if(!o) break;
+      if(o == dialog->ok) {
+        opt_print_jpeg_quality(0, GMSH_SET | GMSH_GUI,
+                               (int)dialog->s[0]->value());
+        opt_print_jpeg_smoothing(0, GMSH_SET | GMSH_GUI,
+                                 (int)dialog->s[1]->value());
         opt_print_text(0, GMSH_SET | GMSH_GUI, (int)dialog->b[0]->value());
-        opt_print_background(0, GMSH_SET | GMSH_GUI, (int)dialog->b[1]->value());
-        opt_print_composite_windows(0, GMSH_SET | GMSH_GUI, (int)dialog->b[2]->value());
+        opt_print_background(0, GMSH_SET | GMSH_GUI,
+                             (int)dialog->b[1]->value());
+        opt_print_composite_windows(0, GMSH_SET | GMSH_GUI,
+                                    (int)dialog->b[2]->value());
         opt_print_width(0, GMSH_SET | GMSH_GUI, (int)dialog->v[0]->value());
         opt_print_height(0, GMSH_SET | GMSH_GUI, (int)dialog->v[1]->value());
         CreateOutputFile(name, format);
         dialog->window->hide();
         return 1;
       }
-      if (o == dialog->window || o == dialog->cancel){
+      if(o == dialog->window || o == dialog->cancel) {
         dialog->window->hide();
         return 0;
       }
@@ -319,7 +351,7 @@ int genericBitmapFileDialog(const char *name, const char *title, int format)
 
 int pgfBitmapFileDialog(const char *name, const char *title, int format)
 {
-  struct _pgfBitmapFileDialog{
+  struct _pgfBitmapFileDialog {
     Fl_Window *window;
     Fl_Value_Slider *s[2];
     Fl_Check_Button *b[3];
@@ -328,28 +360,30 @@ int pgfBitmapFileDialog(const char *name, const char *title, int format)
   };
   static _pgfBitmapFileDialog *dialog = NULL;
 
-  if(!dialog){
+  if(!dialog) {
     dialog = new _pgfBitmapFileDialog;
     int h = 3 * WB + 5 * BH, w = 2 * BB + 3 * WB, y = WB;
     dialog->window = new Fl_Double_Window(w, h);
     dialog->window->box(GMSH_WINDOW_BOX);
     dialog->window->set_modal();
-    dialog->b[0] = new Fl_Check_Button
-      (WB, y, 2 * BB + WB, BH, "Flat graphics"); y += BH;
+    dialog->b[0] = new Fl_Check_Button(WB, y, 2 * BB + WB, BH, "Flat graphics");
+    y += BH;
     dialog->b[0]->type(FL_TOGGLE_BUTTON);
-    dialog->b[1] = new Fl_Check_Button
-      (WB, y, 2 * BB + WB, BH, "Export axis (for entire fig)"); y += BH;
+    dialog->b[1] = new Fl_Check_Button(WB, y, 2 * BB + WB, BH,
+                                       "Export axis (for entire fig)");
+    y += BH;
     dialog->b[1]->type(FL_TOGGLE_BUTTON);
-    dialog->b[2] = new Fl_Check_Button
-      (WB, y, 2 * BB + WB, BH, "Horizontal colorbar"); y += BH;
+    dialog->b[2] =
+      new Fl_Check_Button(WB, y, 2 * BB + WB, BH, "Horizontal colorbar");
+    y += BH;
     dialog->b[2]->type(FL_TOGGLE_BUTTON);
-    dialog->v[0] = new Fl_Value_Input
-      (WB, y, BB / 2, BH);
+    dialog->v[0] = new Fl_Value_Input(WB, y, BB / 2, BH);
     dialog->v[0]->minimum(-1);
     dialog->v[0]->maximum(5000);
     dialog->v[0]->step(1);
-    dialog->v[1] = new Fl_Value_Input
-      (WB + BB / 2, y, BB - BB / 2, BH, "Dimensions"); y += BH;
+    dialog->v[1] =
+      new Fl_Value_Input(WB + BB / 2, y, BB - BB / 2, BH, "Dimensions");
+    y += BH;
     dialog->v[1]->minimum(-1);
     dialog->v[1]->maximum(5000);
     dialog->v[1]->step(1);
@@ -368,25 +402,30 @@ int pgfBitmapFileDialog(const char *name, const char *title, int format)
   dialog->v[1]->value(CTX::instance()->print.height);
   dialog->window->show();
 
-  while(dialog->window->shown()){
+  while(dialog->window->shown()) {
     Fl::wait();
-    for (;;) {
-      Fl_Widget* o = Fl::readqueue();
-      if (!o) break;
-      if (o == dialog->ok) {
+    for(;;) {
+      Fl_Widget *o = Fl::readqueue();
+      if(!o) break;
+      if(o == dialog->ok) {
         opt_print_text(0, GMSH_SET | GMSH_GUI, 0); // never print any text
-        opt_print_pgf_two_dim(0, GMSH_SET | GMSH_GUI, (int)dialog->b[0]->value());
-        opt_print_background(0, GMSH_SET | GMSH_GUI, 0); // never print background
-        opt_print_pgf_export_axis(0, GMSH_SET | GMSH_GUI, (int)dialog->b[1]->value());
-        opt_print_pgf_horiz_bar(0, GMSH_SET | GMSH_GUI, (int)dialog->b[2]->value());
-        opt_print_composite_windows(0, GMSH_SET | GMSH_GUI, 0); // never do compositing print
+        opt_print_pgf_two_dim(0, GMSH_SET | GMSH_GUI,
+                              (int)dialog->b[0]->value());
+        opt_print_background(0, GMSH_SET | GMSH_GUI,
+                             0); // never print background
+        opt_print_pgf_export_axis(0, GMSH_SET | GMSH_GUI,
+                                  (int)dialog->b[1]->value());
+        opt_print_pgf_horiz_bar(0, GMSH_SET | GMSH_GUI,
+                                (int)dialog->b[2]->value());
+        opt_print_composite_windows(0, GMSH_SET | GMSH_GUI,
+                                    0); // never do compositing print
         opt_print_width(0, GMSH_SET | GMSH_GUI, (int)dialog->v[0]->value());
         opt_print_height(0, GMSH_SET | GMSH_GUI, (int)dialog->v[1]->value());
         CreateOutputFile(name, format);
         dialog->window->hide();
         return 1;
       }
-      if (o == dialog->window || o == dialog->cancel){
+      if(o == dialog->window || o == dialog->cancel) {
         dialog->window->hide();
         return 0;
       }
@@ -399,21 +438,22 @@ int pgfBitmapFileDialog(const char *name, const char *title, int format)
 
 int latexFileDialog(const char *name)
 {
-  struct _latexFileDialog{
+  struct _latexFileDialog {
     Fl_Window *window;
     Fl_Check_Button *b;
     Fl_Button *ok, *cancel;
   };
   static _latexFileDialog *dialog = NULL;
 
-  if(!dialog){
+  if(!dialog) {
     dialog = new _latexFileDialog;
     int h = 3 * WB + 2 * BH, w = 2 * BB + 3 * WB, y = WB;
     dialog->window = new Fl_Double_Window(w, h, "LaTeX Options");
     dialog->window->box(GMSH_WINDOW_BOX);
     dialog->window->set_modal();
-    dialog->b = new Fl_Check_Button
-      (WB, y, 2 * BB + WB, BH, "Print strings as equations"); y += BH;
+    dialog->b =
+      new Fl_Check_Button(WB, y, 2 * BB + WB, BH, "Print strings as equations");
+    y += BH;
     dialog->b->type(FL_TOGGLE_BUTTON);
     dialog->ok = new Fl_Return_Button(WB, y + WB, BB, BH, "OK");
     dialog->cancel = new Fl_Button(2 * WB + BB, y + WB, BB, BH, "Cancel");
@@ -424,18 +464,19 @@ int latexFileDialog(const char *name)
   dialog->b->value(CTX::instance()->print.texAsEquation);
   dialog->window->show();
 
-  while(dialog->window->shown()){
+  while(dialog->window->shown()) {
     Fl::wait();
-    for (;;) {
-      Fl_Widget* o = Fl::readqueue();
-      if (!o) break;
-      if (o == dialog->ok) {
-        opt_print_tex_as_equation(0, GMSH_SET | GMSH_GUI, (int)dialog->b->value());
+    for(;;) {
+      Fl_Widget *o = Fl::readqueue();
+      if(!o) break;
+      if(o == dialog->ok) {
+        opt_print_tex_as_equation(0, GMSH_SET | GMSH_GUI,
+                                  (int)dialog->b->value());
         CreateOutputFile(name, FORMAT_TEX);
         dialog->window->hide();
         return 1;
       }
-      if (o == dialog->window || o == dialog->cancel){
+      if(o == dialog->window || o == dialog->cancel) {
         dialog->window->hide();
         return 0;
       }
@@ -448,7 +489,7 @@ int latexFileDialog(const char *name)
 
 int mpegFileDialog(const char *name)
 {
-  struct _mpegFileDialog{
+  struct _mpegFileDialog {
     Fl_Window *window;
     Fl_Round_Button *b[3];
     Fl_Group *param;
@@ -460,7 +501,7 @@ int mpegFileDialog(const char *name)
   };
   static _mpegFileDialog *dialog = NULL;
 
-  if(!dialog){
+  if(!dialog) {
     dialog = new _mpegFileDialog;
     int h = 4 * WB + 11 * BH, w = 3 * BB + 4 * WB, y = WB;
     int ww = w - 2 * WB;
@@ -469,14 +510,16 @@ int mpegFileDialog(const char *name)
     dialog->window->set_non_modal();
     {
       Fl_Group *o = new Fl_Group(WB, y, ww, 3 * BH);
-      dialog->b[0] = new Fl_Round_Button
-        (WB, y, ww, BH, "Cycle through time steps"); y += BH;
+      dialog->b[0] =
+        new Fl_Round_Button(WB, y, ww, BH, "Cycle through time steps");
+      y += BH;
       dialog->b[0]->type(FL_RADIO_BUTTON);
-      dialog->b[1] = new Fl_Round_Button
-        (WB, y, ww, BH, "Cycle through views"); y += BH;
+      dialog->b[1] = new Fl_Round_Button(WB, y, ww, BH, "Cycle through views");
+      y += BH;
       dialog->b[1]->type(FL_RADIO_BUTTON);
-      dialog->b[2] = new Fl_Round_Button
-        (WB, y, ww, BH, "Loop over print parameter value"); y += BH;
+      dialog->b[2] =
+        new Fl_Round_Button(WB, y, ww, BH, "Loop over print parameter value");
+      y += BH;
       dialog->b[2]->type(FL_RADIO_BUTTON);
       o->end();
     }
@@ -484,14 +527,14 @@ int mpegFileDialog(const char *name)
     int ww2 = (2 * BB + WB) / 4;
 
     dialog->param = new Fl_Group(WB, y, ww, 2 * BH);
-    dialog->p = new Fl_Input(WB, y, ww, BH); y += BH;
+    dialog->p = new Fl_Input(WB, y, ww, BH);
+    y += BH;
     dialog->p->align(FL_ALIGN_RIGHT);
 
-
     dialog->v[2] = new Fl_Value_Input(WB, y, ww2, BH);
     dialog->v[3] = new Fl_Value_Input(WB + ww2, y, ww2, BH);
-    dialog->v[4] = new Fl_Value_Input(WB + 2 * ww2, y, 2 * BB + WB - 3 * ww2, BH,
-                                      "First / Last / Steps");
+    dialog->v[4] = new Fl_Value_Input(WB + 2 * ww2, y, 2 * BB + WB - 3 * ww2,
+                                      BH, "First / Last / Steps");
     dialog->v[4]->align(FL_ALIGN_RIGHT);
     dialog->v[4]->minimum(1);
     dialog->v[4]->maximum(500);
@@ -501,31 +544,33 @@ int mpegFileDialog(const char *name)
 
     y += WB;
 
-    dialog->v[0] = new Fl_Value_Input
-      (WB, y, ww2, BH, "Frame duration (in seconds)"); y += BH;
+    dialog->v[0] =
+      new Fl_Value_Input(WB, y, ww2, BH, "Frame duration (in seconds)");
+    y += BH;
     dialog->v[0]->minimum(1. / 30.);
     dialog->v[0]->maximum(2.);
     dialog->v[0]->step(1. / 30.);
     dialog->v[0]->precision(3);
     dialog->v[0]->align(FL_ALIGN_RIGHT);
 
-    dialog->v[1] = new Fl_Value_Input
-      (WB, y, ww2, BH, "Steps between frames"); y += BH;
+    dialog->v[1] = new Fl_Value_Input(WB, y, ww2, BH, "Steps between frames");
+    y += BH;
     dialog->v[1]->minimum(1);
     dialog->v[1]->maximum(100);
     dialog->v[1]->step(1);
     dialog->v[1]->align(FL_ALIGN_RIGHT);
 
-    dialog->c[0] = new Fl_Check_Button
-      (WB, y, ww, BH, "Print background"); y += BH;
+    dialog->c[0] = new Fl_Check_Button(WB, y, ww, BH, "Print background");
+    y += BH;
     dialog->c[0]->type(FL_TOGGLE_BUTTON);
 
-    dialog->c[1] = new Fl_Check_Button
-      (WB, y, ww, BH, "Composite all window tiles"); y += BH;
+    dialog->c[1] =
+      new Fl_Check_Button(WB, y, ww, BH, "Composite all window tiles");
+    y += BH;
     dialog->c[1]->type(FL_TOGGLE_BUTTON);
 
-    dialog->c[2] = new Fl_Check_Button
-      (WB, y, ww, BH, "Delete temporary files"); y += BH;
+    dialog->c[2] = new Fl_Check_Button(WB, y, ww, BH, "Delete temporary files");
+    y += BH;
     dialog->c[2]->type(FL_TOGGLE_BUTTON);
 
     dialog->buttons = new Fl_Group(WB, y + WB, ww, BH);
@@ -558,39 +603,45 @@ int mpegFileDialog(const char *name)
 
   dialog->window->show();
 
-  while(dialog->window->shown()){
+  while(dialog->window->shown()) {
     Fl::wait();
-    for (;;) {
-      Fl_Widget* o = Fl::readqueue();
-      if (!o) break;
-      if (o == dialog->b[0] || o == dialog->b[1] || o == dialog->b[2]) {
+    for(;;) {
+      Fl_Widget *o = Fl::readqueue();
+      if(!o) break;
+      if(o == dialog->b[0] || o == dialog->b[1] || o == dialog->b[2]) {
         if(dialog->b[2]->value())
           dialog->param->activate();
         else
           dialog->param->deactivate();
       }
-      if (o == dialog->ok || o == dialog->preview) {
-        opt_post_anim_cycle(0, GMSH_SET | GMSH_GUI, dialog->b[2]->value() ? 2 :
-                            dialog->b[1]->value() ? 1 : 0);
+      if(o == dialog->ok || o == dialog->preview) {
+        opt_post_anim_cycle(
+          0, GMSH_SET | GMSH_GUI,
+          dialog->b[2]->value() ? 2 : dialog->b[1]->value() ? 1 : 0);
         opt_print_parameter_command(0, GMSH_SET | GMSH_GUI, dialog->p->value());
-        opt_print_parameter_first(0, GMSH_SET | GMSH_GUI, dialog->v[2]->value());
+        opt_print_parameter_first(0, GMSH_SET | GMSH_GUI,
+                                  dialog->v[2]->value());
         opt_print_parameter_last(0, GMSH_SET | GMSH_GUI, dialog->v[3]->value());
-        opt_print_parameter_steps(0, GMSH_SET | GMSH_GUI, dialog->v[4]->value());
+        opt_print_parameter_steps(0, GMSH_SET | GMSH_GUI,
+                                  dialog->v[4]->value());
         opt_post_anim_delay(0, GMSH_SET | GMSH_GUI, dialog->v[0]->value());
         opt_post_anim_step(0, GMSH_SET | GMSH_GUI, (int)dialog->v[1]->value());
-        opt_print_background(0, GMSH_SET | GMSH_GUI, (int)dialog->c[0]->value());
-        opt_print_composite_windows(0, GMSH_SET | GMSH_GUI, (int)dialog->c[1]->value());
-        opt_print_delete_tmp_files(0, GMSH_SET | GMSH_GUI, (int)dialog->c[2]->value());
+        opt_print_background(0, GMSH_SET | GMSH_GUI,
+                             (int)dialog->c[0]->value());
+        opt_print_composite_windows(0, GMSH_SET | GMSH_GUI,
+                                    (int)dialog->c[1]->value());
+        opt_print_delete_tmp_files(0, GMSH_SET | GMSH_GUI,
+                                   (int)dialog->c[2]->value());
         int format = (o == dialog->preview) ? FORMAT_MPEG_PREVIEW : FORMAT_MPEG;
         dialog->buttons->deactivate();
         CreateOutputFile(name, format, o == dialog->ok, true);
         dialog->buttons->activate();
-        if(o == dialog->ok){
+        if(o == dialog->ok) {
           dialog->window->hide();
           return 1;
         }
       }
-      if (o == dialog->window || o == dialog->cancel){
+      if(o == dialog->window || o == dialog->cancel) {
         dialog->window->hide();
         return 0;
       }
@@ -603,34 +654,38 @@ int mpegFileDialog(const char *name)
 
 int gifFileDialog(const char *name)
 {
-  struct _gifFileDialog{
+  struct _gifFileDialog {
     Fl_Window *window;
     Fl_Check_Button *b[7];
     Fl_Button *ok, *cancel;
   };
   static _gifFileDialog *dialog = NULL;
 
-  if(!dialog){
+  if(!dialog) {
     dialog = new _gifFileDialog;
     int h = 3 * WB + 8 * BH, w = 2 * BB + 3 * WB, y = WB;
     dialog->window = new Fl_Double_Window(w, h, "GIF Options");
     dialog->window->box(GMSH_WINDOW_BOX);
     dialog->window->set_modal();
-    dialog->b[0] = new Fl_Check_Button
-      (WB, y, 2 * BB + WB, BH, "Dither"); y += BH;
-    dialog->b[1] = new Fl_Check_Button
-      (WB, y, 2 * BB + WB, BH, "Interlace"); y += BH;
-    dialog->b[2] = new Fl_Check_Button
-      (WB, y, 2 * BB + WB, BH, "Sort colormap"); y += BH;
-    dialog->b[3] = new Fl_Check_Button
-      (WB, y, 2 * BB + WB, BH, "Transparent background"); y += BH;
-    dialog->b[4] = new Fl_Check_Button
-      (WB, y, 2 * BB + WB, BH, "Print text strings"); y += BH;
-    dialog->b[5] = new Fl_Check_Button
-      (WB, y, 2 * BB + WB, BH, "Print background"); y += BH;
-    dialog->b[6] = new Fl_Check_Button
-      (WB, y, 2 * BB + WB, BH, "Composite all window tiles"); y += BH;
-    for(int i = 0; i < 7; i++){
+    dialog->b[0] = new Fl_Check_Button(WB, y, 2 * BB + WB, BH, "Dither");
+    y += BH;
+    dialog->b[1] = new Fl_Check_Button(WB, y, 2 * BB + WB, BH, "Interlace");
+    y += BH;
+    dialog->b[2] = new Fl_Check_Button(WB, y, 2 * BB + WB, BH, "Sort colormap");
+    y += BH;
+    dialog->b[3] =
+      new Fl_Check_Button(WB, y, 2 * BB + WB, BH, "Transparent background");
+    y += BH;
+    dialog->b[4] =
+      new Fl_Check_Button(WB, y, 2 * BB + WB, BH, "Print text strings");
+    y += BH;
+    dialog->b[5] =
+      new Fl_Check_Button(WB, y, 2 * BB + WB, BH, "Print background");
+    y += BH;
+    dialog->b[6] =
+      new Fl_Check_Button(WB, y, 2 * BB + WB, BH, "Composite all window tiles");
+    y += BH;
+    for(int i = 0; i < 7; i++) {
       dialog->b[i]->type(FL_TOGGLE_BUTTON);
     }
     dialog->ok = new Fl_Return_Button(WB, y + WB, BB, BH, "OK");
@@ -648,24 +703,26 @@ int gifFileDialog(const char *name)
   dialog->b[6]->value(CTX::instance()->print.compositeWindows);
   dialog->window->show();
 
-  while(dialog->window->shown()){
+  while(dialog->window->shown()) {
     Fl::wait();
-    for (;;) {
-      Fl_Widget* o = Fl::readqueue();
-      if (!o) break;
-      if (o == dialog->ok) {
+    for(;;) {
+      Fl_Widget *o = Fl::readqueue();
+      if(!o) break;
+      if(o == dialog->ok) {
         opt_print_gif_dither(0, GMSH_SET | GMSH_GUI, dialog->b[0]->value());
         opt_print_gif_interlace(0, GMSH_SET | GMSH_GUI, dialog->b[1]->value());
         opt_print_gif_sort(0, GMSH_SET | GMSH_GUI, dialog->b[2]->value());
-        opt_print_gif_transparent(0, GMSH_SET | GMSH_GUI, dialog->b[3]->value());
+        opt_print_gif_transparent(0, GMSH_SET | GMSH_GUI,
+                                  dialog->b[3]->value());
         opt_print_text(0, GMSH_SET | GMSH_GUI, dialog->b[4]->value());
         opt_print_background(0, GMSH_SET | GMSH_GUI, dialog->b[5]->value());
-        opt_print_composite_windows(0, GMSH_SET | GMSH_GUI, dialog->b[6]->value());
+        opt_print_composite_windows(0, GMSH_SET | GMSH_GUI,
+                                    dialog->b[6]->value());
         CreateOutputFile(name, FORMAT_GIF);
         dialog->window->hide();
         return 1;
       }
-      if (o == dialog->window || o == dialog->cancel){
+      if(o == dialog->window || o == dialog->cancel) {
         dialog->window->hide();
         return 0;
       }
@@ -676,14 +733,15 @@ int gifFileDialog(const char *name)
 
 // Save ps/eps/pdf dialog
 
-static void activate_gl2ps_choices(int format, int quality, Fl_Check_Button *b[5])
+static void activate_gl2ps_choices(int format, int quality,
+                                   Fl_Check_Button *b[5])
 {
 #if defined(HAVE_LIBZ)
   b[0]->activate();
 #else
   b[0]->deactivate();
 #endif
-  switch(quality){
+  switch(quality) {
   case 0: // raster
     b[1]->deactivate();
     b[2]->deactivate();
@@ -711,7 +769,7 @@ static void activate_gl2ps_choices(int format, int quality, Fl_Check_Button *b[5
 
 int gl2psFileDialog(const char *name, const char *title, int format)
 {
-  struct _gl2psFileDialog{
+  struct _gl2psFileDialog {
     Fl_Window *window;
     Fl_Check_Button *b[6];
     Fl_Choice *c;
@@ -719,36 +777,40 @@ int gl2psFileDialog(const char *name, const char *title, int format)
   };
   static _gl2psFileDialog *dialog = NULL;
 
-  static Fl_Menu_Item sortmenu[] = {
-    {"Raster image", 0, 0, 0},
-    {"Vector simple sort", 0, 0, 0},
-    {"Vector accurate sort", 0, 0, 0},
-    {"Vector unsorted", 0, 0, 0},
-    {0}
-  };
+  static Fl_Menu_Item sortmenu[] = {{"Raster image", 0, 0, 0},
+                                    {"Vector simple sort", 0, 0, 0},
+                                    {"Vector accurate sort", 0, 0, 0},
+                                    {"Vector unsorted", 0, 0, 0},
+                                    {0}};
 
-  if(!dialog){
+  if(!dialog) {
     dialog = new _gl2psFileDialog;
     int h = 3 * WB + 8 * BH, w = 2 * BB + 3 * WB, y = WB;
     dialog->window = new Fl_Double_Window(w, h);
     dialog->window->box(GMSH_WINDOW_BOX);
     dialog->window->set_modal();
-    dialog->c = new Fl_Choice(WB, y, BB + WB + BB / 2, BH, "Type"); y += BH;
+    dialog->c = new Fl_Choice(WB, y, BB + WB + BB / 2, BH, "Type");
+    y += BH;
     dialog->c->menu(sortmenu);
     dialog->c->align(FL_ALIGN_RIGHT);
-    dialog->b[0] = new Fl_Check_Button
-      (WB, y, 2 * BB + WB, BH, "Compress"); y += BH;
-    dialog->b[1] = new Fl_Check_Button
-      (WB, y, 2 * BB + WB, BH, "Remove hidden primitives"); y += BH;
-    dialog->b[2] = new Fl_Check_Button
-      (WB, y, 2 * BB + WB, BH, "Optimize BSP tree"); y += BH;
-    dialog->b[3] = new Fl_Check_Button
-      (WB, y, 2 * BB + WB, BH, "Use level 3 shading"); y += BH;
-    dialog->b[4] = new Fl_Check_Button
-      (WB, y, 2 * BB + WB, BH, "Print text strings"); y += BH;
-    dialog->b[5] = new Fl_Check_Button
-      (WB, y, 2 * BB + WB, BH, "Print background"); y += BH;
-    for(int i = 0; i < 6; i++){
+    dialog->b[0] = new Fl_Check_Button(WB, y, 2 * BB + WB, BH, "Compress");
+    y += BH;
+    dialog->b[1] =
+      new Fl_Check_Button(WB, y, 2 * BB + WB, BH, "Remove hidden primitives");
+    y += BH;
+    dialog->b[2] =
+      new Fl_Check_Button(WB, y, 2 * BB + WB, BH, "Optimize BSP tree");
+    y += BH;
+    dialog->b[3] =
+      new Fl_Check_Button(WB, y, 2 * BB + WB, BH, "Use level 3 shading");
+    y += BH;
+    dialog->b[4] =
+      new Fl_Check_Button(WB, y, 2 * BB + WB, BH, "Print text strings");
+    y += BH;
+    dialog->b[5] =
+      new Fl_Check_Button(WB, y, 2 * BB + WB, BH, "Print background");
+    y += BH;
+    for(int i = 0; i < 6; i++) {
       dialog->b[i]->type(FL_TOGGLE_BUTTON);
     }
     dialog->ok = new Fl_Return_Button(WB, y + WB, BB, BH, "OK");
@@ -770,19 +832,20 @@ int gl2psFileDialog(const char *name, const char *title, int format)
 
   dialog->window->show();
 
-  while(dialog->window->shown()){
+  while(dialog->window->shown()) {
     Fl::wait();
-    for (;;) {
-      Fl_Widget* o = Fl::readqueue();
-      if (!o) break;
+    for(;;) {
+      Fl_Widget *o = Fl::readqueue();
+      if(!o) break;
 
-      if (o == dialog->c){
+      if(o == dialog->c) {
         activate_gl2ps_choices(format, dialog->c->value(), dialog->b);
       }
-      if (o == dialog->ok) {
+      if(o == dialog->ok) {
         opt_print_eps_quality(0, GMSH_SET | GMSH_GUI, dialog->c->value());
         opt_print_eps_compress(0, GMSH_SET | GMSH_GUI, dialog->b[0]->value());
-        opt_print_eps_occlusion_culling(0, GMSH_SET | GMSH_GUI, dialog->b[1]->value());
+        opt_print_eps_occlusion_culling(0, GMSH_SET | GMSH_GUI,
+                                        dialog->b[1]->value());
         opt_print_eps_best_root(0, GMSH_SET | GMSH_GUI, dialog->b[2]->value());
         opt_print_eps_ps3shading(0, GMSH_SET | GMSH_GUI, dialog->b[3]->value());
         opt_print_text(0, GMSH_SET | GMSH_GUI, dialog->b[4]->value());
@@ -791,7 +854,7 @@ int gl2psFileDialog(const char *name, const char *title, int format)
         dialog->window->hide();
         return 1;
       }
-      if (o == dialog->window || o == dialog->cancel){
+      if(o == dialog->window || o == dialog->cancel) {
         dialog->window->hide();
         return 0;
       }
@@ -804,25 +867,27 @@ int gl2psFileDialog(const char *name, const char *title, int format)
 
 int optionsFileDialog(const char *name)
 {
-  struct _optionsFileDialog{
+  struct _optionsFileDialog {
     Fl_Window *window;
     Fl_Check_Button *b[2];
     Fl_Button *ok, *cancel;
   };
   static _optionsFileDialog *dialog = NULL;
 
-  if(!dialog){
+  if(!dialog) {
     dialog = new _optionsFileDialog;
     int h = 3 * WB + 3 * BH, w = 2 * BB + 3 * WB, y = WB;
     dialog->window = new Fl_Double_Window(w, h, "Options");
     dialog->window->box(GMSH_WINDOW_BOX);
     dialog->window->set_modal();
-    dialog->b[0] = new Fl_Check_Button
-      (WB, y, 2 * BB + WB, BH, "Save only modified options"); y += BH;
+    dialog->b[0] =
+      new Fl_Check_Button(WB, y, 2 * BB + WB, BH, "Save only modified options");
+    y += BH;
     dialog->b[0]->value(1);
     dialog->b[0]->type(FL_TOGGLE_BUTTON);
-    dialog->b[1] = new Fl_Check_Button
-      (WB, y, 2 * BB + WB, BH, "Print help strings"); y += BH;
+    dialog->b[1] =
+      new Fl_Check_Button(WB, y, 2 * BB + WB, BH, "Print help strings");
+    y += BH;
     dialog->b[1]->value(0);
     dialog->b[1]->type(FL_TOGGLE_BUTTON);
     dialog->ok = new Fl_Return_Button(WB, y + WB, BB, BH, "OK");
@@ -833,19 +898,20 @@ int optionsFileDialog(const char *name)
 
   dialog->window->show();
 
-  while(dialog->window->shown()){
+  while(dialog->window->shown()) {
     Fl::wait();
-    for (;;) {
-      Fl_Widget* o = Fl::readqueue();
-      if (!o) break;
-      if (o == dialog->ok) {
+    for(;;) {
+      Fl_Widget *o = Fl::readqueue();
+      if(!o) break;
+      if(o == dialog->ok) {
         Msg::StatusBar(true, "Writing '%s'...", name);
-        PrintOptions(0, GMSH_FULLRC, dialog->b[0]->value(), dialog->b[1]->value(), name);
+        PrintOptions(0, GMSH_FULLRC, dialog->b[0]->value(),
+                     dialog->b[1]->value(), name);
         Msg::StatusBar(true, "Done writing '%s'", name);
         dialog->window->hide();
         return 1;
       }
-      if (o == dialog->window || o == dialog->cancel){
+      if(o == dialog->window || o == dialog->cancel) {
         dialog->window->hide();
         return 0;
       }
@@ -858,24 +924,26 @@ int optionsFileDialog(const char *name)
 
 int geoFileDialog(const char *name)
 {
-  struct _geoFileDialog{
+  struct _geoFileDialog {
     Fl_Window *window;
     Fl_Check_Button *b[2];
     Fl_Button *ok, *cancel;
   };
   static _geoFileDialog *dialog = NULL;
 
-  if(!dialog){
+  if(!dialog) {
     dialog = new _geoFileDialog;
     int h = 3 * WB + 3 * BH, w = 2 * BB + 3 * WB, y = WB;
     dialog->window = new Fl_Double_Window(w, h, "GEO Options");
     dialog->window->box(GMSH_WINDOW_BOX);
     dialog->window->set_modal();
-    dialog->b[0] = new Fl_Check_Button
-      (WB, y, 2 * BB + WB, BH, "Save physical group labels"); y += BH;
+    dialog->b[0] =
+      new Fl_Check_Button(WB, y, 2 * BB + WB, BH, "Save physical group labels");
+    y += BH;
     dialog->b[0]->type(FL_TOGGLE_BUTTON);
-    dialog->b[1] = new Fl_Check_Button
-      (WB, y, 2 * BB + WB, BH, "Only save physical entities"); y += BH;
+    dialog->b[1] = new Fl_Check_Button(WB, y, 2 * BB + WB, BH,
+                                       "Only save physical entities");
+    y += BH;
     dialog->b[1]->type(FL_TOGGLE_BUTTON);
     dialog->ok = new Fl_Return_Button(WB, y + WB, BB, BH, "OK");
     dialog->cancel = new Fl_Button(2 * WB + BB, y + WB, BB, BH, "Cancel");
@@ -887,19 +955,21 @@ int geoFileDialog(const char *name)
   dialog->b[1]->value(CTX::instance()->print.geoOnlyPhysicals ? 1 : 0);
   dialog->window->show();
 
-  while(dialog->window->shown()){
+  while(dialog->window->shown()) {
     Fl::wait();
-    for (;;) {
-      Fl_Widget* o = Fl::readqueue();
-      if (!o) break;
-      if (o == dialog->ok) {
-        opt_print_geo_labels(0, GMSH_SET | GMSH_GUI, dialog->b[0]->value() ? 1 : 0);
-        opt_print_geo_only_physicals(0, GMSH_SET | GMSH_GUI, dialog->b[1]->value() ? 1 : 0);
+    for(;;) {
+      Fl_Widget *o = Fl::readqueue();
+      if(!o) break;
+      if(o == dialog->ok) {
+        opt_print_geo_labels(0, GMSH_SET | GMSH_GUI,
+                             dialog->b[0]->value() ? 1 : 0);
+        opt_print_geo_only_physicals(0, GMSH_SET | GMSH_GUI,
+                                     dialog->b[1]->value() ? 1 : 0);
         CreateOutputFile(name, FORMAT_GEO);
         dialog->window->hide();
         return 1;
       }
-      if (o == dialog->window || o == dialog->cancel){
+      if(o == dialog->window || o == dialog->cancel) {
         dialog->window->hide();
         return 0;
       }
@@ -910,7 +980,7 @@ int geoFileDialog(const char *name)
 
 int meshStatFileDialog(const char *name)
 {
-  struct _meshStatFileDialog{
+  struct _meshStatFileDialog {
     Fl_Window *window;
     Fl_Check_Button *b[8];
     Fl_Button *ok, *cancel;
@@ -919,30 +989,37 @@ int meshStatFileDialog(const char *name)
 
   int BBB = BB + 9; // labels too long
 
-  if(!dialog){
+  if(!dialog) {
     dialog = new _meshStatFileDialog;
     int h = 3 * WB + 9 * BH, w = 2 * BBB + 3 * WB, y = WB;
     dialog->window = new Fl_Double_Window(w, h, "POS Options");
     dialog->window->box(GMSH_WINDOW_BOX);
     dialog->window->set_modal();
-    dialog->b[0] = new Fl_Check_Button
-      (WB, y, 2 * BBB + WB, BH, "Save all (ignore physical groups)"); y += BH;
-    dialog->b[1] = new Fl_Check_Button
-      (WB, y, 2 * BBB + WB, BH, "Print elementary tags"); y += BH;
-    dialog->b[2] = new Fl_Check_Button
-      (WB, y, 2 * BBB + WB, BH, "Print element numbers"); y += BH;
-    dialog->b[3] = new Fl_Check_Button
-      (WB, y, 2 * BBB + WB, BH, "Print SICN quality measure"); y += BH;
-    dialog->b[4] = new Fl_Check_Button
-      (WB, y, 2 * BBB + WB, BH, "Print SIGE quality measure"); y += BH;
-    dialog->b[5] = new Fl_Check_Button
-      (WB, y, 2 * BBB + WB, BH, "Print Gamma quality measure"); y += BH;
-    dialog->b[6] = new Fl_Check_Button
-      (WB, y, 2 * BBB + WB, BH, "Print Eta quality measure"); y += BH;
-    dialog->b[7] = new Fl_Check_Button
-      (WB, y, 2 * BBB + WB, BH, "Print Disto quality measure"); y += BH;
-    for(int i = 0; i < 6; i++)
-      dialog->b[i]->type(FL_TOGGLE_BUTTON);
+    dialog->b[0] = new Fl_Check_Button(WB, y, 2 * BBB + WB, BH,
+                                       "Save all (ignore physical groups)");
+    y += BH;
+    dialog->b[1] =
+      new Fl_Check_Button(WB, y, 2 * BBB + WB, BH, "Print elementary tags");
+    y += BH;
+    dialog->b[2] =
+      new Fl_Check_Button(WB, y, 2 * BBB + WB, BH, "Print element numbers");
+    y += BH;
+    dialog->b[3] = new Fl_Check_Button(WB, y, 2 * BBB + WB, BH,
+                                       "Print SICN quality measure");
+    y += BH;
+    dialog->b[4] = new Fl_Check_Button(WB, y, 2 * BBB + WB, BH,
+                                       "Print SIGE quality measure");
+    y += BH;
+    dialog->b[5] = new Fl_Check_Button(WB, y, 2 * BBB + WB, BH,
+                                       "Print Gamma quality measure");
+    y += BH;
+    dialog->b[6] =
+      new Fl_Check_Button(WB, y, 2 * BBB + WB, BH, "Print Eta quality measure");
+    y += BH;
+    dialog->b[7] = new Fl_Check_Button(WB, y, 2 * BBB + WB, BH,
+                                       "Print Disto quality measure");
+    y += BH;
+    for(int i = 0; i < 6; i++) dialog->b[i]->type(FL_TOGGLE_BUTTON);
     dialog->ok = new Fl_Return_Button(WB, y + WB, BBB, BH, "OK");
     dialog->cancel = new Fl_Button(2 * WB + BBB, y + WB, BBB, BH, "Cancel");
     dialog->window->end();
@@ -958,27 +1035,33 @@ int meshStatFileDialog(const char *name)
   dialog->b[6]->value(CTX::instance()->print.posEta ? 1 : 0);
   dialog->window->show();
 
-  while(dialog->window->shown()){
+  while(dialog->window->shown()) {
     Fl::wait();
-    for (;;) {
-      Fl_Widget* o = Fl::readqueue();
-      if (!o) break;
-      if (o == dialog->ok) {
-        opt_mesh_save_all(0, GMSH_SET | GMSH_GUI, dialog->b[0]->value() ? 1 : 0);
-        opt_print_pos_elementary(0, GMSH_SET | GMSH_GUI, dialog->b[1]->value() ? 1 : 0);
-        opt_print_pos_element(0, GMSH_SET | GMSH_GUI, dialog->b[2]->value() ? 1 : 0);
+    for(;;) {
+      Fl_Widget *o = Fl::readqueue();
+      if(!o) break;
+      if(o == dialog->ok) {
+        opt_mesh_save_all(0, GMSH_SET | GMSH_GUI,
+                          dialog->b[0]->value() ? 1 : 0);
+        opt_print_pos_elementary(0, GMSH_SET | GMSH_GUI,
+                                 dialog->b[1]->value() ? 1 : 0);
+        opt_print_pos_element(0, GMSH_SET | GMSH_GUI,
+                              dialog->b[2]->value() ? 1 : 0);
         opt_print_pos_SICN(0, GMSH_SET | GMSH_GUI,
                            dialog->b[3]->value() ? 1 : 0);
         opt_print_pos_SIGE(0, GMSH_SET | GMSH_GUI,
                            dialog->b[4]->value() ? 1 : 0);
-        opt_print_pos_gamma(0, GMSH_SET | GMSH_GUI, dialog->b[5]->value() ? 1 : 0);
-        opt_print_pos_eta(0, GMSH_SET | GMSH_GUI, dialog->b[6]->value() ? 1 : 0);
-        opt_print_pos_disto(0, GMSH_SET | GMSH_GUI, dialog->b[7]->value() ? 1 : 0);
+        opt_print_pos_gamma(0, GMSH_SET | GMSH_GUI,
+                            dialog->b[5]->value() ? 1 : 0);
+        opt_print_pos_eta(0, GMSH_SET | GMSH_GUI,
+                          dialog->b[6]->value() ? 1 : 0);
+        opt_print_pos_disto(0, GMSH_SET | GMSH_GUI,
+                            dialog->b[7]->value() ? 1 : 0);
         CreateOutputFile(name, FORMAT_POS);
         dialog->window->hide();
         return 1;
       }
-      if (o == dialog->window || o == dialog->cancel){
+      if(o == dialog->window || o == dialog->cancel) {
         dialog->window->hide();
         return 0;
       }
@@ -988,7 +1071,7 @@ int meshStatFileDialog(const char *name)
 }
 
 // Save msh dialog
-struct _mshFileDialog{
+struct _mshFileDialog {
   Fl_Window *window;
   Fl_Check_Button *b[4];
   Fl_Choice *c;
@@ -1007,32 +1090,36 @@ int mshFileDialog(const char *name)
     {"Version 3 Binary (Experimental)", 0, 0, 0},
     {"Version 4 ASCII (Experimental)", 0, 0, 0},
     {"Version 4 Binary (Experimental)", 0, 0, 0},
-    {0}
-  };
+    {0}};
 
   int BBB = BB + 9; // labels too long
 
-  if(!dialog){
+  if(!dialog) {
     dialog = new _mshFileDialog;
     int h = 3 * WB + 6 * BH, w = 2 * BBB + 3 * WB, y = WB;
     dialog->window = new Fl_Double_Window(w, h, "MSH Options");
     dialog->window->box(GMSH_WINDOW_BOX);
     dialog->window->set_modal();
-    dialog->c = new Fl_Choice(WB, y, BBB + BBB / 2, BH, "Format"); y += BH;
+    dialog->c = new Fl_Choice(WB, y, BBB + BBB / 2, BH, "Format");
+    y += BH;
     dialog->c->menu(formatmenu);
     dialog->c->align(FL_ALIGN_RIGHT);
     dialog->c->callback((Fl_Callback *)format_cb, dialog);
-    dialog->b[0] = new Fl_Check_Button
-      (WB, y, 2 * BBB + WB, BH, "Save all (ignore physical groups)"); y += BH;
+    dialog->b[0] = new Fl_Check_Button(WB, y, 2 * BBB + WB, BH,
+                                       "Save all (ignore physical groups)");
+    y += BH;
     dialog->b[0]->type(FL_TOGGLE_BUTTON);
-    dialog->b[1] = new Fl_Check_Button
-      (WB, y, 2 * BBB + WB, BH, "Save parametric coordinates"); y += BH;
+    dialog->b[1] = new Fl_Check_Button(WB, y, 2 * BBB + WB, BH,
+                                       "Save parametric coordinates");
+    y += BH;
     dialog->b[1]->type(FL_TOGGLE_BUTTON);
-    dialog->b[2] = new Fl_Check_Button
-      (WB, y, 2 * BBB + WB, BH, "Save one file per partition"); y += BH;
+    dialog->b[2] = new Fl_Check_Button(WB, y, 2 * BBB + WB, BH,
+                                       "Save one file per partition");
+    y += BH;
     dialog->b[2]->type(FL_TOGGLE_BUTTON);
-    dialog->b[3] = new Fl_Check_Button
-    (WB, y, 2 * BBB + WB, BH, "Save partition topology file"); y += BH;
+    dialog->b[3] = new Fl_Check_Button(WB, y, 2 * BBB + WB, BH,
+                                       "Save partition topology file");
+    y += BH;
     dialog->b[3]->type(FL_TOGGLE_BUTTON);
 
     dialog->ok = new Fl_Return_Button(WB, y + WB, BBB, BH, "OK");
@@ -1053,28 +1140,30 @@ int mshFileDialog(const char *name)
   dialog->b[1]->value(CTX::instance()->mesh.saveParametric ? 1 : 0);
   dialog->b[2]->value(CTX::instance()->mesh.partitionSplitMeshFiles ? 1 : 0);
   dialog->b[3]->value(CTX::instance()->mesh.partitionSaveTopologyFile ? 1 : 0);
-  if(GModel::current()->getNumPartitions() == 0)
-  {
+  if(GModel::current()->getNumPartitions() == 0) {
     dialog->b[2]->deactivate();
     dialog->b[3]->deactivate();
   }
   dialog->window->show();
 
-  while(dialog->window->shown()){
+  while(dialog->window->shown()) {
     Fl::wait();
-    for (;;) {
-      Fl_Widget* o = Fl::readqueue();
-      if (!o) break;
-      if (o == dialog->ok) {
-        opt_mesh_msh_file_version
-          (0, GMSH_SET | GMSH_GUI,
-           (dialog->c->value() == 0) ? 1.0 :
-           (dialog->c->value() == 1 || dialog->c->value() == 2) ? 2.2 :
-           (dialog->c->value() == 3 || dialog->c->value() == 4) ? 3.0 : 4.0);
+    for(;;) {
+      Fl_Widget *o = Fl::readqueue();
+      if(!o) break;
+      if(o == dialog->ok) {
+        opt_mesh_msh_file_version(
+          0, GMSH_SET | GMSH_GUI,
+          (dialog->c->value() == 0) ?
+            1.0 :
+            (dialog->c->value() == 1 || dialog->c->value() == 2) ?
+            2.2 :
+            (dialog->c->value() == 3 || dialog->c->value() == 4) ? 3.0 : 4.0);
         opt_mesh_binary(0, GMSH_SET | GMSH_GUI,
-                        (dialog->c->value() == 2 ||
-                         dialog->c->value() == 4 ||
-                         dialog->c->value() == 6) ? 1 : 0);
+                        (dialog->c->value() == 2 || dialog->c->value() == 4 ||
+                         dialog->c->value() == 6) ?
+                          1 :
+                          0);
         opt_mesh_save_all(0, GMSH_SET | GMSH_GUI,
                           dialog->b[0]->value() ? 1 : 0);
         opt_mesh_save_parametric(0, GMSH_SET | GMSH_GUI,
@@ -1087,7 +1176,7 @@ int mshFileDialog(const char *name)
         dialog->window->hide();
         return 1;
       }
-      if (o == dialog->window || o == dialog->cancel){
+      if(o == dialog->window || o == dialog->cancel) {
         dialog->window->hide();
         return 0;
       }
@@ -1098,15 +1187,15 @@ int mshFileDialog(const char *name)
 
 void format_cb(Fl_Widget *widget, void *data)
 {
-  _mshFileDialog *dialog = static_cast<_mshFileDialog*>(data);
+  _mshFileDialog *dialog = static_cast<_mshFileDialog *>(data);
   if((dialog->c->value() == 5 || dialog->c->value() == 6 ||
       dialog->c->value() == 3 || dialog->c->value() == 4 ||
       dialog->c->value() == 1 || dialog->c->value() == 2) &&
-     GModel::current()->getNumPartitions() > 0){
+     GModel::current()->getNumPartitions() > 0) {
     dialog->b[2]->activate();
     dialog->b[3]->activate();
   }
-  else{
+  else {
     dialog->b[2]->deactivate();
     dialog->b[3]->deactivate();
   }
@@ -1116,7 +1205,7 @@ void format_cb(Fl_Widget *widget, void *data)
 
 int unvinpFileDialog(const char *name, const char *title, int format)
 {
-  struct _unvFileDialog{
+  struct _unvFileDialog {
     Fl_Window *window;
     Fl_Check_Button *b[2];
     Fl_Button *ok, *cancel;
@@ -1125,17 +1214,19 @@ int unvinpFileDialog(const char *name, const char *title, int format)
 
   int BBB = BB + 9; // labels too long
 
-  if(!dialog){
+  if(!dialog) {
     dialog = new _unvFileDialog;
     int h = 3 * WB + 3 * BH, w = 2 * BBB + 3 * WB, y = WB;
     dialog->window = new Fl_Double_Window(w, h, title);
     dialog->window->box(GMSH_WINDOW_BOX);
     dialog->window->set_modal();
-    dialog->b[0] = new Fl_Check_Button
-      (WB, y, 2 * BBB + WB, BH, "Save all (ignore physical groups)"); y += BH;
+    dialog->b[0] = new Fl_Check_Button(WB, y, 2 * BBB + WB, BH,
+                                       "Save all (ignore physical groups)");
+    y += BH;
     dialog->b[0]->type(FL_TOGGLE_BUTTON);
-    dialog->b[1] = new Fl_Check_Button
-      (WB, y, 2 * BBB + WB, BH, "Save groups of nodes"); y += BH;
+    dialog->b[1] =
+      new Fl_Check_Button(WB, y, 2 * BBB + WB, BH, "Save groups of nodes");
+    y += BH;
     dialog->b[1]->type(FL_TOGGLE_BUTTON);
     dialog->ok = new Fl_Return_Button(WB, y + WB, BBB, BH, "OK");
     dialog->cancel = new Fl_Button(2 * WB + BBB, y + WB, BBB, BH, "Cancel");
@@ -1147,20 +1238,21 @@ int unvinpFileDialog(const char *name, const char *title, int format)
   dialog->b[1]->value(CTX::instance()->mesh.saveGroupsOfNodes ? 1 : 0);
   dialog->window->show();
 
-  while(dialog->window->shown()){
+  while(dialog->window->shown()) {
     Fl::wait();
-    for (;;) {
-      Fl_Widget* o = Fl::readqueue();
-      if (!o) break;
-      if (o == dialog->ok) {
-        opt_mesh_save_all(0, GMSH_SET | GMSH_GUI, dialog->b[0]->value() ? 1 : 0);
+    for(;;) {
+      Fl_Widget *o = Fl::readqueue();
+      if(!o) break;
+      if(o == dialog->ok) {
+        opt_mesh_save_all(0, GMSH_SET | GMSH_GUI,
+                          dialog->b[0]->value() ? 1 : 0);
         opt_mesh_save_groups_of_nodes(0, GMSH_SET | GMSH_GUI,
                                       dialog->b[1]->value() ? 1 : 0);
         CreateOutputFile(name, format);
         dialog->window->hide();
         return 1;
       }
-      if (o == dialog->window || o == dialog->cancel){
+      if(o == dialog->window || o == dialog->cancel) {
         dialog->window->hide();
         return 0;
       }
@@ -1173,7 +1265,7 @@ int unvinpFileDialog(const char *name, const char *title, int format)
 
 int keyFileDialog(const char *name, const char *title, int format)
 {
-  struct _keyFileDialog{
+  struct _keyFileDialog {
     Fl_Window *window;
     Fl_Choice *c[3];
     Fl_Check_Button *b[2];
@@ -1181,49 +1273,48 @@ int keyFileDialog(const char *name, const char *title, int format)
   };
   static _keyFileDialog *dialog = NULL;
 
-  static Fl_Menu_Item beammenu[] = {
-    {"Physical groups", 0, 0, 0},
-    {"Save all", 0, 0, 0},
-    {"Ignore", 0, 0, 0},
-    {0}
-  };
+  static Fl_Menu_Item beammenu[] = {{"Physical groups", 0, 0, 0},
+                                    {"Save all", 0, 0, 0},
+                                    {"Ignore", 0, 0, 0},
+                                    {0}};
 
-  static Fl_Menu_Item shellmenu[] = {
-    {"Physical groups", 0, 0, 0},
-    {"Save all", 0, 0, 0},
-    {"Ignore", 0, 0, 0},
-    {0}
-  };
+  static Fl_Menu_Item shellmenu[] = {{"Physical groups", 0, 0, 0},
+                                     {"Save all", 0, 0, 0},
+                                     {"Ignore", 0, 0, 0},
+                                     {0}};
 
-  static Fl_Menu_Item solidmenu[] = {
-    {"Physical groups", 0, 0, 0},
-    {"Save all", 0, 0, 0},
-    {"Ignore", 0, 0, 0},
-    {0}
-  };
+  static Fl_Menu_Item solidmenu[] = {{"Physical groups", 0, 0, 0},
+                                     {"Save all", 0, 0, 0},
+                                     {"Ignore", 0, 0, 0},
+                                     {0}};
 
   int BBB = BB + 16; // labels too long
 
-  if(!dialog){
+  if(!dialog) {
     dialog = new _keyFileDialog;
     int h = 3 * WB + 6 * BH, w = 2 * BBB + 3 * WB, y = WB;
     dialog->window = new Fl_Double_Window(w, h, title);
     dialog->window->box(GMSH_WINDOW_BOX);
     dialog->window->set_modal();
-    dialog->c[0] = new Fl_Choice(WB, y, BBB + BBB / 4, BH, "Line"); y += BH;
+    dialog->c[0] = new Fl_Choice(WB, y, BBB + BBB / 4, BH, "Line");
+    y += BH;
     dialog->c[0]->menu(beammenu);
     dialog->c[0]->align(FL_ALIGN_RIGHT);
-    dialog->c[1] = new Fl_Choice(WB, y, BBB + BBB / 4, BH, "Surface"); y += BH;
+    dialog->c[1] = new Fl_Choice(WB, y, BBB + BBB / 4, BH, "Surface");
+    y += BH;
     dialog->c[1]->menu(shellmenu);
     dialog->c[1]->align(FL_ALIGN_RIGHT);
-    dialog->c[2] = new Fl_Choice(WB, y, BBB + BBB / 4, BH, "Volume"); y += BH;
+    dialog->c[2] = new Fl_Choice(WB, y, BBB + BBB / 4, BH, "Volume");
+    y += BH;
     dialog->c[2]->menu(solidmenu);
     dialog->c[2]->align(FL_ALIGN_RIGHT);
-    dialog->b[0] = new Fl_Check_Button
-      (WB, y, 2 * BBB + WB, BH, "Save groups of elements"); y += BH;
+    dialog->b[0] =
+      new Fl_Check_Button(WB, y, 2 * BBB + WB, BH, "Save groups of elements");
+    y += BH;
     dialog->b[0]->type(FL_TOGGLE_BUTTON);
-    dialog->b[1] = new Fl_Check_Button
-      (WB, y, 2 * BBB + WB, BH, "Save groups of nodes"); y += BH;
+    dialog->b[1] =
+      new Fl_Check_Button(WB, y, 2 * BBB + WB, BH, "Save groups of nodes");
+    y += BH;
     dialog->b[1]->type(FL_TOGGLE_BUTTON);
     dialog->ok = new Fl_Return_Button(WB, y + WB, BBB, BH, "OK");
     dialog->cancel = new Fl_Button(2 * WB + BBB, y + WB, BBB, BH, "Cancel");
@@ -1231,34 +1322,37 @@ int keyFileDialog(const char *name, const char *title, int format)
     dialog->window->hotspot(dialog->window);
   }
 
-  dialog->c[0]->value((CTX::instance()->mesh.saveAll &  4) ? 1 :
-                      (CTX::instance()->mesh.saveAll &  8) ? 2 : 0);
-  dialog->c[1]->value((CTX::instance()->mesh.saveAll & 16) ? 1 :
-                      (CTX::instance()->mesh.saveAll & 32) ? 2 : 0);
-  dialog->c[2]->value((CTX::instance()->mesh.saveAll & 64) ? 1 :
-                      (CTX::instance()->mesh.saveAll &128) ? 2 : 0);
+  dialog->c[0]->value((CTX::instance()->mesh.saveAll & 4) ?
+                        1 :
+                        (CTX::instance()->mesh.saveAll & 8) ? 2 : 0);
+  dialog->c[1]->value((CTX::instance()->mesh.saveAll & 16) ?
+                        1 :
+                        (CTX::instance()->mesh.saveAll & 32) ? 2 : 0);
+  dialog->c[2]->value((CTX::instance()->mesh.saveAll & 64) ?
+                        1 :
+                        (CTX::instance()->mesh.saveAll & 128) ? 2 : 0);
   dialog->b[0]->value(CTX::instance()->mesh.saveGroupsOfNodes & 2 ? 1 : 0);
   dialog->b[1]->value(CTX::instance()->mesh.saveGroupsOfNodes & 1 ? 1 : 0);
   dialog->window->show();
 
-  while(dialog->window->shown()){
+  while(dialog->window->shown()) {
     Fl::wait();
-    for (;;) {
-      Fl_Widget* o = Fl::readqueue();
-      if (!o) break;
-      if (o == dialog->ok) {
-        opt_mesh_save_all(0, GMSH_SET | GMSH_GUI, 
-          dialog->c[0]->value()*4+
-          dialog->c[1]->value()*16+
-          dialog->c[2]->value()*64);
+    for(;;) {
+      Fl_Widget *o = Fl::readqueue();
+      if(!o) break;
+      if(o == dialog->ok) {
+        opt_mesh_save_all(0, GMSH_SET | GMSH_GUI,
+                          dialog->c[0]->value() * 4 +
+                            dialog->c[1]->value() * 16 +
+                            dialog->c[2]->value() * 64);
         opt_mesh_save_groups_of_nodes(0, GMSH_SET | GMSH_GUI,
-          (dialog->b[0]->value() ? 2 : 0)+
-          (dialog->b[1]->value() ? 1 : 0));
+                                      (dialog->b[0]->value() ? 2 : 0) +
+                                        (dialog->b[1]->value() ? 1 : 0));
         CreateOutputFile(name, format);
         dialog->window->hide();
         return 1;
       }
-      if (o == dialog->window || o == dialog->cancel){
+      if(o == dialog->window || o == dialog->cancel) {
         dialog->window->hide();
         return 0;
       }
@@ -1271,7 +1365,7 @@ int keyFileDialog(const char *name, const char *title, int format)
 
 int bdfFileDialog(const char *name)
 {
-  struct _bdfFileDialog{
+  struct _bdfFileDialog {
     Fl_Window *window;
     Fl_Choice *c, *d;
     Fl_Check_Button *b;
@@ -1279,36 +1373,35 @@ int bdfFileDialog(const char *name)
   };
   static _bdfFileDialog *dialog = NULL;
 
-  static Fl_Menu_Item formatmenu[] = {
-    {"Free field", 0, 0, 0},
-    {"Small field", 0, 0, 0},
-    {"Long field", 0, 0, 0},
-    {0}
-  };
+  static Fl_Menu_Item formatmenu[] = {{"Free field", 0, 0, 0},
+                                      {"Small field", 0, 0, 0},
+                                      {"Long field", 0, 0, 0},
+                                      {0}};
 
-  static Fl_Menu_Item tagmenu[] = {
-    {"Elementary entity", 0, 0, 0},
-    {"Physical entity", 0, 0, 0},
-    {"Partition", 0, 0, 0},
-    {0}
-  };
+  static Fl_Menu_Item tagmenu[] = {{"Elementary entity", 0, 0, 0},
+                                   {"Physical entity", 0, 0, 0},
+                                   {"Partition", 0, 0, 0},
+                                   {0}};
 
   int BBB = BB + 16; // labels too long
 
-  if(!dialog){
+  if(!dialog) {
     dialog = new _bdfFileDialog;
     int h = 3 * WB + 4 * BH, w = 2 * BBB + 3 * WB, y = WB;
     dialog->window = new Fl_Double_Window(w, h, "BDF Options");
     dialog->window->box(GMSH_WINDOW_BOX);
     dialog->window->set_modal();
-    dialog->c = new Fl_Choice(WB, y, BBB + BBB / 4, BH, "Format"); y += BH;
+    dialog->c = new Fl_Choice(WB, y, BBB + BBB / 4, BH, "Format");
+    y += BH;
     dialog->c->menu(formatmenu);
     dialog->c->align(FL_ALIGN_RIGHT);
-    dialog->d = new Fl_Choice(WB, y, BBB + BBB / 4, BH, "Element tag"); y += BH;
+    dialog->d = new Fl_Choice(WB, y, BBB + BBB / 4, BH, "Element tag");
+    y += BH;
     dialog->d->menu(tagmenu);
     dialog->d->align(FL_ALIGN_RIGHT);
-    dialog->b = new Fl_Check_Button
-      (WB, y, 2 * BBB + WB, BH, "Save all (ignore physical groups)"); y += BH;
+    dialog->b = new Fl_Check_Button(WB, y, 2 * BBB + WB, BH,
+                                    "Save all (ignore physical groups)");
+    y += BH;
     dialog->b->type(FL_TOGGLE_BUTTON);
     dialog->ok = new Fl_Return_Button(WB, y + WB, BBB, BH, "OK");
     dialog->cancel = new Fl_Button(2 * WB + BBB, y + WB, BBB, BH, "Cancel");
@@ -1317,17 +1410,18 @@ int bdfFileDialog(const char *name)
   }
 
   dialog->c->value(CTX::instance()->mesh.bdfFieldFormat);
-  dialog->d->value((CTX::instance()->mesh.saveElementTagType == 3) ? 2 :
-                   (CTX::instance()->mesh.saveElementTagType == 2) ? 1 : 0);
+  dialog->d->value((CTX::instance()->mesh.saveElementTagType == 3) ?
+                     2 :
+                     (CTX::instance()->mesh.saveElementTagType == 2) ? 1 : 0);
   dialog->b->value(CTX::instance()->mesh.saveAll ? 1 : 0);
   dialog->window->show();
 
-  while(dialog->window->shown()){
+  while(dialog->window->shown()) {
     Fl::wait();
-    for (;;) {
-      Fl_Widget* o = Fl::readqueue();
-      if (!o) break;
-      if (o == dialog->ok) {
+    for(;;) {
+      Fl_Widget *o = Fl::readqueue();
+      if(!o) break;
+      if(o == dialog->ok) {
         opt_mesh_bdf_field_format(0, GMSH_SET | GMSH_GUI, dialog->c->value());
         opt_mesh_save_element_tag_type(0, GMSH_SET | GMSH_GUI,
                                        dialog->d->value() + 1);
@@ -1336,7 +1430,7 @@ int bdfFileDialog(const char *name)
         dialog->window->hide();
         return 1;
       }
-      if (o == dialog->window || o == dialog->cancel){
+      if(o == dialog->window || o == dialog->cancel) {
         dialog->window->hide();
         return 0;
       }
@@ -1350,7 +1444,7 @@ int bdfFileDialog(const char *name)
 int genericMeshFileDialog(const char *name, const char *title, int format,
                           bool binary_support, bool element_tag_support)
 {
-  struct _genericMeshFileDialog{
+  struct _genericMeshFileDialog {
     Fl_Window *window;
     Fl_Choice *c, *d;
     Fl_Check_Button *b;
@@ -1359,34 +1453,32 @@ int genericMeshFileDialog(const char *name, const char *title, int format,
   static _genericMeshFileDialog *dialog = NULL;
 
   static Fl_Menu_Item formatmenu[] = {
-    {"ASCII", 0, 0, 0},
-    {"Binary", 0, 0, 0},
-    {0}
-  };
+    {"ASCII", 0, 0, 0}, {"Binary", 0, 0, 0}, {0}};
 
-  static Fl_Menu_Item tagmenu[] = {
-    {"Elementary entity", 0, 0, 0},
-    {"Physical entity", 0, 0, 0},
-    {"Partition", 0, 0, 0},
-    {0}
-  };
+  static Fl_Menu_Item tagmenu[] = {{"Elementary entity", 0, 0, 0},
+                                   {"Physical entity", 0, 0, 0},
+                                   {"Partition", 0, 0, 0},
+                                   {0}};
 
   int BBB = BB + 16; // labels too long
 
-  if(!dialog){
+  if(!dialog) {
     dialog = new _genericMeshFileDialog;
     int h = 3 * WB + 4 * BH, w = 2 * BBB + 3 * WB, y = WB;
     dialog->window = new Fl_Double_Window(w, h);
     dialog->window->box(GMSH_WINDOW_BOX);
     dialog->window->set_modal();
-    dialog->c = new Fl_Choice(WB, y, BBB + BBB / 4, BH, "Format"); y += BH;
+    dialog->c = new Fl_Choice(WB, y, BBB + BBB / 4, BH, "Format");
+    y += BH;
     dialog->c->menu(formatmenu);
     dialog->c->align(FL_ALIGN_RIGHT);
-    dialog->d = new Fl_Choice(WB, y, BBB + BBB / 4, BH, "Element tag"); y += BH;
+    dialog->d = new Fl_Choice(WB, y, BBB + BBB / 4, BH, "Element tag");
+    y += BH;
     dialog->d->menu(tagmenu);
     dialog->d->align(FL_ALIGN_RIGHT);
-    dialog->b = new Fl_Check_Button
-      (WB, y, 2 * BBB + WB, BH, "Save all (ignore physical groups)"); y += BH;
+    dialog->b = new Fl_Check_Button(WB, y, 2 * BBB + WB, BH,
+                                    "Save all (ignore physical groups)");
+    y += BH;
     dialog->b->type(FL_TOGGLE_BUTTON);
     dialog->ok = new Fl_Return_Button(WB, y + WB, BBB, BH, "OK");
     dialog->cancel = new Fl_Button(2 * WB + BBB, y + WB, BBB, BH, "Cancel");
@@ -1400,8 +1492,9 @@ int genericMeshFileDialog(const char *name, const char *title, int format,
     dialog->c->activate();
   else
     dialog->c->deactivate();
-  dialog->d->value((CTX::instance()->mesh.saveElementTagType == 3) ? 2 :
-                   (CTX::instance()->mesh.saveElementTagType == 2) ? 1 : 0);
+  dialog->d->value((CTX::instance()->mesh.saveElementTagType == 3) ?
+                     2 :
+                     (CTX::instance()->mesh.saveElementTagType == 2) ? 1 : 0);
   if(element_tag_support)
     dialog->d->activate();
   else
@@ -1409,12 +1502,12 @@ int genericMeshFileDialog(const char *name, const char *title, int format,
   dialog->b->value(CTX::instance()->mesh.saveAll ? 1 : 0);
   dialog->window->show();
 
-  while(dialog->window->shown()){
+  while(dialog->window->shown()) {
     Fl::wait();
-    for (;;) {
-      Fl_Widget* o = Fl::readqueue();
-      if (!o) break;
-      if (o == dialog->ok) {
+    for(;;) {
+      Fl_Widget *o = Fl::readqueue();
+      if(!o) break;
+      if(o == dialog->ok) {
         opt_mesh_binary(0, GMSH_SET | GMSH_GUI, dialog->c->value());
         opt_mesh_save_element_tag_type(0, GMSH_SET | GMSH_GUI,
                                        dialog->d->value() + 1);
@@ -1423,7 +1516,7 @@ int genericMeshFileDialog(const char *name, const char *title, int format,
         dialog->window->hide();
         return 1;
       }
-      if (o == dialog->window || o == dialog->cancel){
+      if(o == dialog->window || o == dialog->cancel) {
         dialog->window->hide();
         return 0;
       }
@@ -1434,33 +1527,33 @@ int genericMeshFileDialog(const char *name, const char *title, int format,
 
 // POS format post-processing export dialog
 
-static void _saveViews(const std::string &name, int which, int format, bool canAppend)
+static void _saveViews(const std::string &name, int which, int format,
+                       bool canAppend)
 {
-  if(PView::list.empty()){
+  if(PView::list.empty()) {
     Msg::Error("No views to save");
   }
-  else if(which == 0){
+  else if(which == 0) {
     int iview = FlGui::instance()->options->view.index;
-    if(iview < 0 || iview >= (int)PView::list.size()){
+    if(iview < 0 || iview >= (int)PView::list.size()) {
       Msg::Info("No or invalid current view: saving View[0]");
       iview = 0;
     }
     PView::list[iview]->write(name, format);
   }
-  else if(which == 1){
+  else if(which == 1) {
     int numVisible = 0;
     for(unsigned int i = 0; i < PView::list.size(); i++)
-      if(PView::list[i]->getOptions()->visible)
-        numVisible++;
-    if(!numVisible){
+      if(PView::list[i]->getOptions()->visible) numVisible++;
+    if(!numVisible) {
       Msg::Error("No visible view");
     }
-    else{
+    else {
       bool first = true;
-      for(unsigned int i = 0; i < PView::list.size(); i++){
-        if(PView::list[i]->getOptions()->visible){
+      for(unsigned int i = 0; i < PView::list.size(); i++) {
+        if(PView::list[i]->getOptions()->visible) {
           std::string fileName = name;
-          if(!canAppend && numVisible > 1){
+          if(!canAppend && numVisible > 1) {
             std::ostringstream os;
             os << "_" << i;
             fileName += os.str();
@@ -1471,10 +1564,10 @@ static void _saveViews(const std::string &name, int which, int format, bool canA
       }
     }
   }
-  else{
-    for(unsigned int i = 0; i < PView::list.size(); i++){
+  else {
+    for(unsigned int i = 0; i < PView::list.size(); i++) {
       std::string fileName = name;
-      if(!canAppend && PView::list.size() > 1){
+      if(!canAppend && PView::list.size() > 1) {
         std::ostringstream os;
         os << "_" << i;
         fileName += os.str();
@@ -1486,7 +1579,7 @@ static void _saveViews(const std::string &name, int which, int format, bool canA
 
 int posFileDialog(const char *name)
 {
-  struct _posFileDialog{
+  struct _posFileDialog {
     Fl_Window *window;
     Fl_Choice *c[2];
     Fl_Button *ok, *cancel;
@@ -1494,31 +1587,27 @@ int posFileDialog(const char *name)
   static _posFileDialog *dialog = NULL;
 
   static Fl_Menu_Item viewmenu[] = {
-    {"Current", 0, 0, 0},
-    {"Visible", 0, 0, 0},
-    {"All", 0, 0, 0},
-    {0}
-  };
-  static Fl_Menu_Item formatmenu[] = {
-    {"Parsed", 0, 0, 0},
-    {"Mesh-based", 0, 0, 0},
-    {"Legacy ASCII", 0, 0, 0},
-    {"Legacy Binary", 0, 0, 0},
-    {0}
-  };
+    {"Current", 0, 0, 0}, {"Visible", 0, 0, 0}, {"All", 0, 0, 0}, {0}};
+  static Fl_Menu_Item formatmenu[] = {{"Parsed", 0, 0, 0},
+                                      {"Mesh-based", 0, 0, 0},
+                                      {"Legacy ASCII", 0, 0, 0},
+                                      {"Legacy Binary", 0, 0, 0},
+                                      {0}};
 
   int BBB = BB + 9; // labels too long
 
-  if(!dialog){
+  if(!dialog) {
     dialog = new _posFileDialog;
     int h = 3 * WB + 3 * BH, w = 2 * BBB + 3 * WB, y = WB;
     dialog->window = new Fl_Double_Window(w, h, "POS Options");
     dialog->window->box(GMSH_WINDOW_BOX);
     dialog->window->set_modal();
-    dialog->c[0] = new Fl_Choice(WB, y, BBB + BBB / 2, BH, "View(s)"); y += BH;
+    dialog->c[0] = new Fl_Choice(WB, y, BBB + BBB / 2, BH, "View(s)");
+    y += BH;
     dialog->c[0]->menu(viewmenu);
     dialog->c[0]->align(FL_ALIGN_RIGHT);
-    dialog->c[1] = new Fl_Choice(WB, y, BBB + BBB / 2, BH, "Format"); y += BH;
+    dialog->c[1] = new Fl_Choice(WB, y, BBB + BBB / 2, BH, "Format");
+    y += BH;
     dialog->c[1]->menu(formatmenu);
     dialog->c[1]->align(FL_ALIGN_RIGHT);
     dialog->ok = new Fl_Return_Button(WB, y + WB, BBB, BH, "OK");
@@ -1529,14 +1618,14 @@ int posFileDialog(const char *name)
 
   dialog->window->show();
 
-  while(dialog->window->shown()){
+  while(dialog->window->shown()) {
     Fl::wait();
-    for (;;) {
-      Fl_Widget* o = Fl::readqueue();
-      if (!o) break;
-      if (o == dialog->ok) {
+    for(;;) {
+      Fl_Widget *o = Fl::readqueue();
+      if(!o) break;
+      if(o == dialog->ok) {
         int format = 2;
-        switch(dialog->c[1]->value()){
+        switch(dialog->c[1]->value()) {
         case 0: format = 2; break;
         case 1: format = 5; break;
         case 2: format = 0; break;
@@ -1547,7 +1636,7 @@ int posFileDialog(const char *name)
         dialog->window->hide();
         return 1;
       }
-      if (o == dialog->window || o == dialog->cancel){
+      if(o == dialog->window || o == dialog->cancel) {
         dialog->window->hide();
         return 0;
       }
@@ -1556,64 +1645,64 @@ int posFileDialog(const char *name)
   return 0;
 }
 
-static void _saveAdaptedViews(const std::string &name, int useDefaultName, int which,
-                              bool isBinary, int adaptLev, double adaptErr, int npart,
-                              bool canAppend)
+static void _saveAdaptedViews(const std::string &name, int useDefaultName,
+                              int which, bool isBinary, int adaptLev,
+                              double adaptErr, int npart, bool canAppend)
 {
-  if(PView::list.empty()){
+  if(PView::list.empty()) {
     Msg::Error("No views to save");
   }
-  else if(which == 0){
+  else if(which == 0) {
     int iview = FlGui::instance()->options->view.index;
-    if(iview < 0 || iview >= (int)PView::list.size()){
+    if(iview < 0 || iview >= (int)PView::list.size()) {
       Msg::Info("No or invalid current view: saving View[0]");
       iview = 0;
     }
     PView::list[iview]->writeAdapt(name, useDefaultName, isBinary, adaptLev,
                                    adaptErr, npart);
   }
-  else if(which == 1){
+  else if(which == 1) {
     int numVisible = 0;
     for(unsigned int i = 0; i < PView::list.size(); i++)
-      if(PView::list[i]->getOptions()->visible)
-        numVisible++;
-      if(!numVisible){
-        Msg::Error("No visible view");
-      }
-      else{
-        bool first = true;
-        for(unsigned int i = 0; i < PView::list.size(); i++){
-          if(PView::list[i]->getOptions()->visible){
-            std::string fileName = name;
-            if(!canAppend && numVisible > 1){
-              std::ostringstream os;
-              os << "_" << i;
-              fileName += os.str();
-            }
-            PView::list[i]->writeAdapt(fileName, useDefaultName, isBinary, adaptLev, adaptErr,
-                                       npart, first ? false : canAppend);
-            first = false;
+      if(PView::list[i]->getOptions()->visible) numVisible++;
+    if(!numVisible) {
+      Msg::Error("No visible view");
+    }
+    else {
+      bool first = true;
+      for(unsigned int i = 0; i < PView::list.size(); i++) {
+        if(PView::list[i]->getOptions()->visible) {
+          std::string fileName = name;
+          if(!canAppend && numVisible > 1) {
+            std::ostringstream os;
+            os << "_" << i;
+            fileName += os.str();
           }
+          PView::list[i]->writeAdapt(fileName, useDefaultName, isBinary,
+                                     adaptLev, adaptErr, npart,
+                                     first ? false : canAppend);
+          first = false;
         }
       }
+    }
   }
-  else{
-    for(unsigned int i = 0; i < PView::list.size(); i++){
+  else {
+    for(unsigned int i = 0; i < PView::list.size(); i++) {
       std::string fileName = name;
-      if(!canAppend && PView::list.size() > 1){
+      if(!canAppend && PView::list.size() > 1) {
         std::ostringstream os;
         os << "_" << i;
         fileName += os.str();
       }
-      PView::list[i]->writeAdapt(fileName, useDefaultName, isBinary, adaptLev, adaptErr,
-                                 npart, i ? canAppend : false);
+      PView::list[i]->writeAdapt(fileName, useDefaultName, isBinary, adaptLev,
+                                 adaptErr, npart, i ? canAppend : false);
     }
   }
 }
 
 int pvtuAdaptFileDialog(const char *name)
 {
-  struct _pvtuAdaptFileDialog{
+  struct _pvtuAdaptFileDialog {
     Fl_Window *window;
     Fl_Choice *c[2];
     Fl_Button *ok, *cancel, *push[2];
@@ -1623,34 +1712,29 @@ int pvtuAdaptFileDialog(const char *name)
   static _pvtuAdaptFileDialog *dialog = NULL;
 
   static Fl_Menu_Item viewmenu[] = {
-    {"Current", 0, 0, 0},
-    {"Visible", 0, 0, 0},
-    {"All", 0, 0, 0},
-    {0}
-  };
+    {"Current", 0, 0, 0}, {"Visible", 0, 0, 0}, {"All", 0, 0, 0}, {0}};
   static Fl_Menu_Item formatmenu[] = {
-    {"Binary", 0, 0, 0},
-    {"ASCII", 0, 0, 0},
-    {0}
-  };
+    {"Binary", 0, 0, 0}, {"ASCII", 0, 0, 0}, {0}};
 
   int BBB = BB + 9; // labels too long
 
-  if(!dialog){
+  if(!dialog) {
     dialog = new _pvtuAdaptFileDialog;
     int h = 7 * BH + 3 * WB, w = 2 * BBB + 3 * WB, y = WB;
     dialog->window = new Fl_Double_Window(w, h, "Adaptive View Options");
     dialog->window->box(GMSH_WINDOW_BOX);
     dialog->window->set_modal();
-    dialog->c[0] = new Fl_Choice(WB, y, BB, BH, "View(s)"); y += BH;
+    dialog->c[0] = new Fl_Choice(WB, y, BB, BH, "View(s)");
+    y += BH;
     dialog->c[0]->menu(viewmenu);
     dialog->c[0]->align(FL_ALIGN_RIGHT);
-    dialog->c[1] = new Fl_Choice(WB, y, BB, BH, "Format"); y += BH;
+    dialog->c[1] = new Fl_Choice(WB, y, BB, BH, "Format");
+    y += BH;
     dialog->c[1]->menu(formatmenu);
     dialog->c[1]->align(FL_ALIGN_RIGHT);
 
-    dialog->vi[0] = new Fl_Value_Input
-      (WB, y, BB, BH, "Recursion level"); y += BH;
+    dialog->vi[0] = new Fl_Value_Input(WB, y, BB, BH, "Recursion level");
+    y += BH;
     dialog->vi[0]->align(FL_ALIGN_RIGHT);
     dialog->vi[0]->minimum(0);
     dialog->vi[0]->maximum(6);
@@ -1658,8 +1742,8 @@ int pvtuAdaptFileDialog(const char *name)
     dialog->vi[0]->value(1);
     dialog->vi[0]->when(FL_WHEN_RELEASE);
 
-    dialog->vi[1] = new Fl_Value_Input
-      (WB, y, BB, BH, "Target error"); y += BH;
+    dialog->vi[1] = new Fl_Value_Input(WB, y, BB, BH, "Target error");
+    y += BH;
     dialog->vi[1]->align(FL_ALIGN_RIGHT);
     dialog->vi[1]->minimum(-1.e-4);
     dialog->vi[1]->maximum(0.1);
@@ -1667,8 +1751,8 @@ int pvtuAdaptFileDialog(const char *name)
     dialog->vi[1]->value(-1.e-4);
     dialog->vi[1]->when(FL_WHEN_RELEASE);
 
-    dialog->vi[2] = new Fl_Value_Input
-      (WB, y, BB, BH, "Number of parts"); y += BH;
+    dialog->vi[2] = new Fl_Value_Input(WB, y, BB, BH, "Number of parts");
+    y += BH;
     dialog->vi[2]->align(FL_ALIGN_RIGHT);
     dialog->vi[2]->minimum(1);
     dialog->vi[2]->maximum(262144);
@@ -1676,8 +1760,9 @@ int pvtuAdaptFileDialog(const char *name)
     dialog->vi[2]->value(4);
     dialog->vi[2]->when(FL_WHEN_RELEASE);
 
-    dialog->defautName = new Fl_Check_Button
-      (WB, y, w - 2 * WB, BH, "Use default filename"); y += BH;
+    dialog->defautName =
+      new Fl_Check_Button(WB, y, w - 2 * WB, BH, "Use default filename");
+    y += BH;
     dialog->defautName->value(1);
 
     dialog->ok = new Fl_Return_Button(WB, y + WB, BBB, BH, "OK");
@@ -1688,16 +1773,16 @@ int pvtuAdaptFileDialog(const char *name)
 
   dialog->window->show();
 
-  while(dialog->window->shown()){
+  while(dialog->window->shown()) {
     Fl::wait();
-    for (;;) {
-      Fl_Widget* o = Fl::readqueue();
-      if (!o) break;
-      if (o == dialog->ok) {
+    for(;;) {
+      Fl_Widget *o = Fl::readqueue();
+      if(!o) break;
+      if(o == dialog->ok) {
         bool isBinary = true;
-        switch(dialog->c[1]->value()){
-          case 0: isBinary = true; break;
-          case 1: isBinary = false; break;
+        switch(dialog->c[1]->value()) {
+        case 0: isBinary = true; break;
+        case 1: isBinary = false; break;
         }
 
         // Only one view can currently be saved at a time in a pvtu file set,
@@ -1709,14 +1794,15 @@ int pvtuAdaptFileDialog(const char *name)
         double adaptErr = dialog->vi[1]->value();
         int npart = dialog->vi[2]->value();
         int useDefaultName = dialog->defautName->value();
-        bool canAppend = false; // Not yet implemented for VTK format here due to a tradeoff
-                                // to limit memory consumption for high levels of adaptation
+        bool canAppend =
+          false; // Not yet implemented for VTK format here due to a tradeoff
+                 // to limit memory consumption for high levels of adaptation
         _saveAdaptedViews(name, useDefaultName, dialog->c[0]->value(), isBinary,
                           adaptLev, adaptErr, npart, canAppend);
         dialog->window->hide();
         return 1;
       }
-      if (o == dialog->window || o == dialog->cancel){
+      if(o == dialog->window || o == dialog->cancel) {
         dialog->window->hide();
         return 0;
       }
@@ -1727,7 +1813,7 @@ int pvtuAdaptFileDialog(const char *name)
 
 int x3dViewFileDialog(const char *name, const char *title, int format)
 {
-  struct _viewFileDialog{
+  struct _viewFileDialog {
     Fl_Window *window;
     Fl_Choice *c;
     Fl_Value_Input *input[2];
@@ -1737,36 +1823,39 @@ int x3dViewFileDialog(const char *name, const char *title, int format)
   static _viewFileDialog *dialog = NULL;
 
   static Fl_Menu_Item viewmenu[] = {
-    {"Current", 0, 0, 0},
-    {"Visible", 0, 0, 0},
-    {"All", 0, 0, 0},
-    {0}
-  };
+    {"Current", 0, 0, 0}, {"Visible", 0, 0, 0}, {"All", 0, 0, 0}, {0}};
 
   int BBB = BB + 9; // labels too long
 
-  if(!dialog){
+  if(!dialog) {
     dialog = new _viewFileDialog;
-    int h = 6 * BH + 3 * WB, w = 2 * BBB +  3 * WB , y = WB;
+    int h = 6 * BH + 3 * WB, w = 2 * BBB + 3 * WB, y = WB;
     dialog->window = new Fl_Double_Window(w, h);
     dialog->window->box(GMSH_WINDOW_BOX);
     dialog->window->set_modal();
-    dialog->c = new Fl_Choice(WB, y, BBB + BBB / 2, BH, "View(s)"); y += BH;
+    dialog->c = new Fl_Choice(WB, y, BBB + BBB / 2, BH, "View(s)");
+    y += BH;
     dialog->c->menu(viewmenu);
     dialog->c->align(FL_ALIGN_RIGHT);
-    dialog->e[0] = new Fl_Check_Button(WB, y, w - 2 * WB, BH, "Remove inner borders"); y += BH;
+    dialog->e[0] =
+      new Fl_Check_Button(WB, y, w - 2 * WB, BH, "Remove inner borders");
+    y += BH;
     dialog->e[0]->type(FL_TOGGLE_BUTTON);
-    dialog->input[0] = new Fl_Value_Input(WB, y, BB, BH, "Log10(Precision)"); y += BH;
+    dialog->input[0] = new Fl_Value_Input(WB, y, BB, BH, "Log10(Precision)");
+    y += BH;
     dialog->input[0]->align(FL_ALIGN_RIGHT);
     dialog->input[0]->minimum(-16);
     dialog->input[0]->maximum(16);
     dialog->input[0]->step(.25);
-    dialog->input[1] = new Fl_Value_Input(WB, y, BB, BH, "Transparency"); y += BH;
+    dialog->input[1] = new Fl_Value_Input(WB, y, BB, BH, "Transparency");
+    y += BH;
     dialog->input[1]->align(FL_ALIGN_RIGHT);
     dialog->input[1]->minimum(0.);
     dialog->input[1]->maximum(1.);
     dialog->input[1]->step(0.05);
-    dialog->e[1] = new Fl_Check_Button(WB, y, w - 2 * WB, BH, "High compatibility (no scale)"); y += BH;
+    dialog->e[1] = new Fl_Check_Button(WB, y, w - 2 * WB, BH,
+                                       "High compatibility (no scale)");
+    y += BH;
     dialog->e[1]->type(FL_TOGGLE_BUTTON);
     dialog->ok = new Fl_Return_Button(WB, y + WB, BBB, BH, "OK");
     dialog->cancel = new Fl_Button(2 * WB + BBB, y + WB, BBB, BH, "Cancel");
@@ -1782,21 +1871,25 @@ int x3dViewFileDialog(const char *name, const char *title, int format)
   dialog->e[0]->value(opt_print_x3d_remove_inner_borders(0, GMSH_GET, 0));
   dialog->e[1]->value(opt_print_x3d_compatibility(0, GMSH_GET, 0));
 
-  while(dialog->window->shown()){
+  while(dialog->window->shown()) {
     Fl::wait();
-    for (;;) {
-      Fl_Widget* o = Fl::readqueue();
-      if (!o) break;
-      if (o == dialog->ok) {
-        opt_print_x3d_precision(0, GMSH_SET|GMSH_GUI, pow(10., dialog->input[0]->value()));
-        opt_print_x3d_transparency(0, GMSH_SET|GMSH_GUI, dialog->input[1]->value());
-        opt_print_x3d_remove_inner_borders(0, GMSH_SET|GMSH_GUI, dialog->e[0]->value());
-        opt_print_x3d_compatibility(0, GMSH_SET|GMSH_GUI, dialog->e[1]->value());
+    for(;;) {
+      Fl_Widget *o = Fl::readqueue();
+      if(!o) break;
+      if(o == dialog->ok) {
+        opt_print_x3d_precision(0, GMSH_SET | GMSH_GUI,
+                                pow(10., dialog->input[0]->value()));
+        opt_print_x3d_transparency(0, GMSH_SET | GMSH_GUI,
+                                   dialog->input[1]->value());
+        opt_print_x3d_remove_inner_borders(0, GMSH_SET | GMSH_GUI,
+                                           dialog->e[0]->value());
+        opt_print_x3d_compatibility(0, GMSH_SET | GMSH_GUI,
+                                    dialog->e[1]->value());
         _saveViews(name, dialog->c->value(), format, false);
         dialog->window->hide();
         return 1;
       }
-      if (o == dialog->window || o == dialog->cancel){
+      if(o == dialog->window || o == dialog->cancel) {
         dialog->window->hide();
         return 0;
       }
@@ -1807,7 +1900,7 @@ int x3dViewFileDialog(const char *name, const char *title, int format)
 
 int genericViewFileDialog(const char *name, const char *title, int format)
 {
-  struct _viewFileDialog{
+  struct _viewFileDialog {
     Fl_Window *window;
     Fl_Choice *c[1];
     Fl_Button *ok, *cancel;
@@ -1815,21 +1908,18 @@ int genericViewFileDialog(const char *name, const char *title, int format)
   static _viewFileDialog *dialog = NULL;
 
   static Fl_Menu_Item viewmenu[] = {
-    {"Current", 0, 0, 0},
-    {"Visible", 0, 0, 0},
-    {"All", 0, 0, 0},
-    {0}
-  };
+    {"Current", 0, 0, 0}, {"Visible", 0, 0, 0}, {"All", 0, 0, 0}, {0}};
 
   int BBB = BB + 9; // labels too long
 
-  if(!dialog){
+  if(!dialog) {
     dialog = new _viewFileDialog;
     int h = 3 * WB + 2 * BH, w = 2 * BBB + 3 * WB, y = WB;
     dialog->window = new Fl_Double_Window(w, h);
     dialog->window->box(GMSH_WINDOW_BOX);
     dialog->window->set_modal();
-    dialog->c[0] = new Fl_Choice(WB, y, BBB + BBB / 2, BH, "View(s)"); y += BH;
+    dialog->c[0] = new Fl_Choice(WB, y, BBB + BBB / 2, BH, "View(s)");
+    y += BH;
     dialog->c[0]->menu(viewmenu);
     dialog->c[0]->align(FL_ALIGN_RIGHT);
     dialog->ok = new Fl_Return_Button(WB, y + WB, BBB, BH, "OK");
@@ -1841,17 +1931,17 @@ int genericViewFileDialog(const char *name, const char *title, int format)
   dialog->window->label(title);
   dialog->window->show();
 
-  while(dialog->window->shown()){
+  while(dialog->window->shown()) {
     Fl::wait();
-    for (;;) {
-      Fl_Widget* o = Fl::readqueue();
-      if (!o) break;
-      if (o == dialog->ok) {
+    for(;;) {
+      Fl_Widget *o = Fl::readqueue();
+      if(!o) break;
+      if(o == dialog->ok) {
         _saveViews(name, dialog->c[0]->value(), format, false);
         dialog->window->hide();
         return 1;
       }
-      if (o == dialog->window || o == dialog->cancel){
+      if(o == dialog->window || o == dialog->cancel) {
         dialog->window->hide();
         return 0;
       }
@@ -1870,8 +1960,7 @@ void cgnsw_write_normals_cb(Fl_Widget *widget, void *data);
 void cgnsw_normal_source_cb(Fl_Widget *widget, void *data);
 
 // Pointers to required widgets
-struct CGNSWriteDialog
-{
+struct CGNSWriteDialog {
   Fl_Window *window;
   Fl_Choice *choiceZoneDef;
   Fl_Input *inputBaseName;
@@ -1901,17 +1990,20 @@ struct CGNSWriteDialog
       roundButton1GCatFace->value();
     CTX::instance()->cgnsOptions.writeBC = checkButtonWriteBC->value();
     CTX::instance()->cgnsOptions.bocoLocation = roundButton1BCatFace->value();
-    CTX::instance()->cgnsOptions.normalSource = (checkButtonWriteNormals->value()) ?
-       roundButton1NormalElem->value() + 1 : 0;
+    CTX::instance()->cgnsOptions.normalSource =
+      (checkButtonWriteNormals->value()) ? roundButton1NormalElem->value() + 1 :
+                                           0;
     CTX::instance()->cgnsOptions.vectorDim = choiceVecDim->value() + 2;
-    CTX::instance()->cgnsOptions.writeUserDef = checkButtonUnknownUserDef->value();
+    CTX::instance()->cgnsOptions.writeUserDef =
+      checkButtonUnknownUserDef->value();
   }
   void read_all_options()
   {
     choiceZoneDef->value(CTX::instance()->mesh.zoneDefinition);
     inputBaseName->value(CTX::instance()->cgnsOptions.baseName.c_str());
     inputZoneName->value(CTX::instance()->cgnsOptions.zoneName.c_str());
-    inputInterfaceName->value(CTX::instance()->cgnsOptions.interfaceName.c_str());
+    inputInterfaceName->value(
+      CTX::instance()->cgnsOptions.interfaceName.c_str());
     inputPatchName->value(CTX::instance()->cgnsOptions.patchName.c_str());
     checkButtonWriteBC->value(CTX::instance()->cgnsOptions.writeBC);
     checkButtonWriteNormals->value(CTX::instance()->cgnsOptions.normalSource);
@@ -1919,24 +2011,28 @@ struct CGNSWriteDialog
     checkButtonUnknownUserDef->value(CTX::instance()->cgnsOptions.writeUserDef);
 
     // Call all callbacks to ensure consistent options
-    cgnsw_gc_location_cb
-      ((CTX::instance()->cgnsOptions.gridConnectivityLocation) ?
-       roundButton1GCatFace : roundButton0GCatVertex, this);
+    cgnsw_gc_location_cb(
+      (CTX::instance()->cgnsOptions.gridConnectivityLocation) ?
+        roundButton1GCatFace :
+        roundButton0GCatVertex,
+      this);
     // The order of the next 4 is important
-    cgnsw_normal_source_cb
-      ((CTX::instance()->cgnsOptions.normalSource == 2) ?
-       roundButton1NormalElem : roundButton0NormalGeo, this);
+    cgnsw_normal_source_cb((CTX::instance()->cgnsOptions.normalSource == 2) ?
+                             roundButton1NormalElem :
+                             roundButton0NormalGeo,
+                           this);
     cgnsw_write_normals_cb(checkButtonWriteNormals, this);
-    cgnsw_bc_location_cb
-      ((CTX::instance()->cgnsOptions.bocoLocation) ?
-       roundButton1BCatFace : roundButton0BCatVertex, this);
+    cgnsw_bc_location_cb((CTX::instance()->cgnsOptions.bocoLocation) ?
+                           roundButton1BCatFace :
+                           roundButton0BCatVertex,
+                         this);
     cgnsw_write_dummy_bc_cb(checkButtonWriteBC, this);
   }
 };
 
 void cgnsw_gc_location_cb(Fl_Widget *widget, void *data)
 {
-  CGNSWriteDialog *dlg = static_cast<CGNSWriteDialog*>(data);
+  CGNSWriteDialog *dlg = static_cast<CGNSWriteDialog *>(data);
   if(widget == dlg->roundButton0GCatVertex) {
     dlg->roundButton0GCatVertex->set();
     dlg->roundButton1GCatFace->clear();
@@ -1949,7 +2045,7 @@ void cgnsw_gc_location_cb(Fl_Widget *widget, void *data)
 
 void cgnsw_write_dummy_bc_cb(Fl_Widget *widget, void *data)
 {
-  CGNSWriteDialog *dlg = static_cast<CGNSWriteDialog*>(data);
+  CGNSWriteDialog *dlg = static_cast<CGNSWriteDialog *>(data);
   if(dlg->checkButtonWriteBC->value()) {
     dlg->roundButton0BCatVertex->activate();
     // dlg->roundButton1BCatFace->activate();  //**Tmp
@@ -1971,7 +2067,7 @@ void cgnsw_write_dummy_bc_cb(Fl_Widget *widget, void *data)
 
 void cgnsw_bc_location_cb(Fl_Widget *widget, void *data)
 {
-  CGNSWriteDialog *dlg = static_cast<CGNSWriteDialog*>(data);
+  CGNSWriteDialog *dlg = static_cast<CGNSWriteDialog *>(data);
   if(widget == dlg->roundButton0BCatVertex) {
     dlg->roundButton0BCatVertex->set();
     dlg->roundButton1BCatFace->clear();
@@ -1989,7 +2085,7 @@ void cgnsw_bc_location_cb(Fl_Widget *widget, void *data)
 
 void cgnsw_write_normals_cb(Fl_Widget *widget, void *data)
 {
-  CGNSWriteDialog *dlg = static_cast<CGNSWriteDialog*>(data);
+  CGNSWriteDialog *dlg = static_cast<CGNSWriteDialog *>(data);
   if(dlg->checkButtonWriteNormals->value()) {
     if(dlg->roundButton0BCatVertex->value())
       dlg->roundButton0NormalGeo->activate();
@@ -2003,7 +2099,7 @@ void cgnsw_write_normals_cb(Fl_Widget *widget, void *data)
 
 void cgnsw_normal_source_cb(Fl_Widget *widget, void *data)
 {
-  CGNSWriteDialog *dlg = static_cast<CGNSWriteDialog*>(data);
+  CGNSWriteDialog *dlg = static_cast<CGNSWriteDialog *>(data);
   if(widget == dlg->roundButton0NormalGeo) {
     dlg->roundButton0NormalGeo->set();
     dlg->roundButton1NormalElem->clear();
@@ -2016,14 +2112,14 @@ void cgnsw_normal_source_cb(Fl_Widget *widget, void *data)
 
 void cgnsw_defaults_cb(Fl_Widget *widget, void *data)
 {
-  CGNSWriteDialog *dlg = static_cast<CGNSWriteDialog*>(data);
+  CGNSWriteDialog *dlg = static_cast<CGNSWriteDialog *>(data);
   CTX::instance()->cgnsOptions.setDefaults();
   dlg->read_all_options();
 }
 
 void cgnsw_write_cb(Fl_Widget *widget, void *data)
 {
-  CGNSWriteDialog *dlg = static_cast<CGNSWriteDialog*>(data);
+  CGNSWriteDialog *dlg = static_cast<CGNSWriteDialog *>(data);
 
   // Write all options
   dlg->write_all_options();
@@ -2036,7 +2132,7 @@ void cgnsw_write_cb(Fl_Widget *widget, void *data)
 
 void cgnsw_cancel_cb(Fl_Widget *widget, void *data)
 {
-  CGNSWriteDialog *dlg = static_cast<CGNSWriteDialog*>(data);
+  CGNSWriteDialog *dlg = static_cast<CGNSWriteDialog *>(data);
   dlg->window->hide();
   dlg->status = 0;
 }
@@ -2046,30 +2142,24 @@ int cgnsFileDialog(const char *filename)
   static CGNSWriteDialog dlg;
   dlg.filename = filename;
 
-  static Fl_Menu_Item zoneDefMenu[] = {
-    {"Single zone", 0, 0, 0},
-    {"Partition", 0, 0, 0},
-    {"Physical", 0, 0, 0},
-    {0}
-  };
+  static Fl_Menu_Item zoneDefMenu[] = {{"Single zone", 0, 0, 0},
+                                       {"Partition", 0, 0, 0},
+                                       {"Physical", 0, 0, 0},
+                                       {0}};
 
-  static Fl_Menu_Item vectorDimMenu[] = {
-    {"2", 0, 0, 0},
-    {"3", 0, 0, 0},
-    {0}
-  };
+  static Fl_Menu_Item vectorDimMenu[] = {{"2", 0, 0, 0}, {"3", 0, 0, 0}, {0}};
+
+  const int RBH = 3 * FL_NORMAL_SIZE / 2; // radio button height
+  const int col1 = WB; // Start of left column
+  const int col2 = 2 * WB + 2 * BB; // Start of right column
+  const int hcol1 = 5 * WB + 2 * RBH + 3 * BH;
+  // Height of left column
+  const int hcol2 = 4 * WB + 4 * RBH + 2 * BH;
+  // Height of right column
 
-  const int RBH = 3 * FL_NORMAL_SIZE/2; // radio button height
-  const int col1 = WB;                  // Start of left column
-  const int col2 = 2*WB + 2*BB;         // Start of right column
-  const int hcol1 = 5*WB + 2*RBH + 3*BH;
-                                        // Height of left column
-  const int hcol2 = 4*WB + 4*RBH + 2*BH;
-                                        // Height of right column
-
-  const int h = 4 + 8*WB + 5*BH + std::max(hcol1, hcol2);
-                                        // Window height
-  const int w = 3*WB + 4*BB;            // Window width
+  const int h = 4 + 8 * WB + 5 * BH + std::max(hcol1, hcol2);
+  // Window height
+  const int w = 3 * WB + 4 * BB; // Window width
   int y = WB;
 
   dlg.window = new Fl_Double_Window(w, h, "CGNS Options");
@@ -2085,7 +2175,7 @@ int cgnsFileDialog(const char *filename)
 
   // Box (line) [0]
   {
-    Fl_Box *const o = new Fl_Box(WB, y, w - 2*WB, 2);
+    Fl_Box *const o = new Fl_Box(WB, y, w - 2 * WB, 2);
     o->box(FL_ENGRAVED_FRAME);
     o->labeltype(FL_NO_LABEL);
   }
@@ -2115,41 +2205,41 @@ int cgnsFileDialog(const char *filename)
     yl += BH;
   }
   {
-    Fl_Box *const o = new Fl_Box(col1, yl, 2*BB, 2*WB + 2*RBH);
+    Fl_Box *const o = new Fl_Box(col1, yl, 2 * BB, 2 * WB + 2 * RBH);
     o->box(FL_ENGRAVED_FRAME);
     o->labeltype(FL_NO_LABEL);
     yl += WB;
   }
   // Grid connectivity location
   {
-    const int GH = 2*RBH + 2*WB;
-    Fl_Group *g = new Fl_Group(col1, yl, 2*BB, GH);
-    dlg.roundButton0GCatVertex = new Fl_Round_Button(col1 + WB, yl, RBH, RBH,
-                                                     "Vertex");
+    const int GH = 2 * RBH + 2 * WB;
+    Fl_Group *g = new Fl_Group(col1, yl, 2 * BB, GH);
+    dlg.roundButton0GCatVertex =
+      new Fl_Round_Button(col1 + WB, yl, RBH, RBH, "Vertex");
     dlg.roundButton0GCatVertex->callback((Fl_Callback *)cgnsw_gc_location_cb,
                                          &dlg);
     dlg.roundButton0GCatVertex->align(FL_ALIGN_RIGHT);
     yl += RBH;
-    dlg.roundButton1GCatFace = new Fl_Round_Button(col1 + WB, yl, RBH, RBH,
-                                                   "Face");
+    dlg.roundButton1GCatFace =
+      new Fl_Round_Button(col1 + WB, yl, RBH, RBH, "Face");
     dlg.roundButton1GCatFace->callback((Fl_Callback *)cgnsw_gc_location_cb,
                                        &dlg);
     dlg.roundButton1GCatFace->align(FL_ALIGN_RIGHT);
-    dlg.roundButton1GCatFace->deactivate();  //**Tmp
-    yl += RBH + 2*WB;
+    dlg.roundButton1GCatFace->deactivate(); //**Tmp
+    yl += RBH + 2 * WB;
     g->end();
     g->show();
   }
 
   // 2D Vector Dim
   yl += WB;
-  dlg.choiceVecDim = new Fl_Choice(WB, yl, BB/2, BH, "Vector Dimension");
+  dlg.choiceVecDim = new Fl_Choice(WB, yl, BB / 2, BH, "Vector Dimension");
   dlg.choiceVecDim->menu(vectorDimMenu);
   dlg.choiceVecDim->align(FL_ALIGN_RIGHT);
   yl += BH;
   {
-    Fl_Box *const o = new Fl_Box(col1, yl, 0, BH,
-                                 "(only affects 2-D mesh output)");
+    Fl_Box *const o =
+      new Fl_Box(col1, yl, 0, BH, "(only affects 2-D mesh output)");
     o->align(FL_ALIGN_RIGHT);
     yl += BH + WB;
   }
@@ -2159,14 +2249,14 @@ int cgnsFileDialog(const char *filename)
   int yr = y;
 
   // Write exterior BC
-  dlg.checkButtonWriteBC = new Fl_Check_Button(col2, yr, RBH, BH,
-                                               "Write dummy BC");
+  dlg.checkButtonWriteBC =
+    new Fl_Check_Button(col2, yr, RBH, BH, "Write dummy BC");
   dlg.checkButtonWriteBC->callback((Fl_Callback *)cgnsw_write_dummy_bc_cb,
                                    &dlg);
   dlg.checkButtonWriteBC->align(FL_ALIGN_RIGHT);
   yr += BH;
   {
-    Fl_Box *const o = new Fl_Box(col2, yr, 2*BB, BH + 4*RBH + 3*WB);
+    Fl_Box *const o = new Fl_Box(col2, yr, 2 * BB, BH + 4 * RBH + 3 * WB);
     o->box(FL_ENGRAVED_FRAME);
     o->labeltype(FL_NO_LABEL);
     yr += WB;
@@ -2174,28 +2264,28 @@ int cgnsFileDialog(const char *filename)
 
   // BC location
   {
-    const int GH = 2*RBH + WB;
-    Fl_Group *g = new Fl_Group(col2, yr, 2*BB, GH);
-    dlg.roundButton0BCatVertex = new Fl_Round_Button(col2 + WB, yr, RBH, RBH,
-                                                     "Vertex");
+    const int GH = 2 * RBH + WB;
+    Fl_Group *g = new Fl_Group(col2, yr, 2 * BB, GH);
+    dlg.roundButton0BCatVertex =
+      new Fl_Round_Button(col2 + WB, yr, RBH, RBH, "Vertex");
     dlg.roundButton0BCatVertex->callback((Fl_Callback *)cgnsw_bc_location_cb,
                                          &dlg);
     dlg.roundButton0BCatVertex->align(FL_ALIGN_RIGHT);
     yr += RBH;
-    dlg.roundButton1BCatFace = new Fl_Round_Button(col2 + WB, yr, RBH, RBH,
-                                                   "Face");
+    dlg.roundButton1BCatFace =
+      new Fl_Round_Button(col2 + WB, yr, RBH, RBH, "Face");
     dlg.roundButton1BCatFace->callback((Fl_Callback *)cgnsw_bc_location_cb,
                                        &dlg);
     dlg.roundButton1BCatFace->align(FL_ALIGN_RIGHT);
-    dlg.roundButton1BCatFace->deactivate();  //**Tmp
+    dlg.roundButton1BCatFace->deactivate(); //**Tmp
     yr += RBH + WB;
     g->end();
     g->show();
   }
 
   // Write normals
-  dlg.checkButtonWriteNormals = new Fl_Check_Button(col2 + WB, yr, RBH, BH,
-                                                    "Write normals");
+  dlg.checkButtonWriteNormals =
+    new Fl_Check_Button(col2 + WB, yr, RBH, BH, "Write normals");
   dlg.checkButtonWriteNormals->callback((Fl_Callback *)cgnsw_write_normals_cb,
                                         &dlg);
   dlg.checkButtonWriteNormals->align(FL_ALIGN_RIGHT);
@@ -2203,53 +2293,52 @@ int cgnsFileDialog(const char *filename)
 
   // Normal source
   {
-    const int GH = 2*RBH + WB;
-    Fl_Group *g = new Fl_Group(col2, yr, 2*BB, GH);
-    dlg.roundButton0NormalGeo = new Fl_Round_Button(col2 + 2*WB, yr, RBH, RBH,
-                                                    "From geometry");
+    const int GH = 2 * RBH + WB;
+    Fl_Group *g = new Fl_Group(col2, yr, 2 * BB, GH);
+    dlg.roundButton0NormalGeo =
+      new Fl_Round_Button(col2 + 2 * WB, yr, RBH, RBH, "From geometry");
     dlg.roundButton0NormalGeo->callback((Fl_Callback *)cgnsw_normal_source_cb,
-                                         &dlg);
+                                        &dlg);
     dlg.roundButton0NormalGeo->align(FL_ALIGN_RIGHT);
     yr += RBH;
-    dlg.roundButton1NormalElem = new Fl_Round_Button(col2 + 2*WB, yr, RBH, RBH,
-                                                     "From elements");
+    dlg.roundButton1NormalElem =
+      new Fl_Round_Button(col2 + 2 * WB, yr, RBH, RBH, "From elements");
     dlg.roundButton1NormalElem->callback((Fl_Callback *)cgnsw_normal_source_cb,
                                          &dlg);
     dlg.roundButton1NormalElem->align(FL_ALIGN_RIGHT);
-    yr += RBH + 2*WB;
+    yr += RBH + 2 * WB;
     g->end();
     g->show();
   }
 
   y = std::max(yl, yr);
   // User defined
-  dlg.checkButtonUnknownUserDef = new Fl_Check_Button
-    (col1, y, RBH, BH, "Write user-defined elements for unsupported types");
+  dlg.checkButtonUnknownUserDef = new Fl_Check_Button(
+    col1, y, RBH, BH, "Write user-defined elements for unsupported types");
   dlg.checkButtonUnknownUserDef->align(FL_ALIGN_RIGHT);
-  dlg.checkButtonUnknownUserDef->deactivate();  //**Tmp
+  dlg.checkButtonUnknownUserDef->deactivate(); //**Tmp
   y += BH + WB;
 
   // Dialog termination group
   {
-    const int GH = 2 + BH + 2*WB;
+    const int GH = 2 + BH + 2 * WB;
     Fl_Group *g = new Fl_Group(0, y, w, GH);
     // Box (line) [0]
     {
-      Fl_Box *const o = new Fl_Box(WB, y, w - 2*WB, 2);
+      Fl_Box *const o = new Fl_Box(WB, y, w - 2 * WB, 2);
       o->box(FL_ENGRAVED_FRAME);
       o->labeltype(FL_NO_LABEL);
     }
     y += 2 + WB;
     // Defaults Button [1]
     {
-      Fl_Button *const o = new Fl_Button
-         (WB, y, BB, BH, "Defaults");
+      Fl_Button *const o = new Fl_Button(WB, y, BB, BH, "Defaults");
       o->callback((Fl_Callback *)cgnsw_defaults_cb, &dlg);
     }
     // Write Button [2]
     {
-      Fl_Return_Button *const o = new Fl_Return_Button(w - 2*(WB + BB), y, BB,
-                                                       BH, "Write");
+      Fl_Return_Button *const o =
+        new Fl_Return_Button(w - 2 * (WB + BB), y, BB, BH, "Write");
       o->callback((Fl_Callback *)cgnsw_write_cb, &dlg);
     }
     // Cancel Button [3]
@@ -2282,4 +2371,4 @@ int cgnsFileDialog(const char *filename)
   return 1;
 }
 
-#endif  // compiling CGNS write dialog
+#endif // compiling CGNS write dialog
diff --git a/Fltk/fileDialogs.h b/Fltk/fileDialogs.h
index be46f20f177487ce5bcb8c1b75ddb2b88d682122..691f80a488dc7eb77c46280d60158322a566947e 100644
--- a/Fltk/fileDialogs.h
+++ b/Fltk/fileDialogs.h
@@ -15,8 +15,8 @@ typedef enum {
   FILE_CHOOSER_DIRECTORY
 } FILE_CHOOSER_TYPE;
 
-int fileChooser(FILE_CHOOSER_TYPE type, const char *message,
-                const char *pat, const char *fname=NULL);
+int fileChooser(FILE_CHOOSER_TYPE type, const char *message, const char *pat,
+                const char *fname = NULL);
 std::string fileChooserGetName(int num);
 int fileChooserGetFilter();
 void fileChooserGetPosition(int *x, int *y);
@@ -24,7 +24,8 @@ void fileChooserGetPosition(int *x, int *y);
 int mpegFileDialog(const char *filename);
 int gifFileDialog(const char *filename);
 int geoFileDialog(const char *filename);
-int genericBitmapFileDialog(const char *filename, const char *title, int format);
+int genericBitmapFileDialog(const char *filename, const char *title,
+                            int format);
 int pgfBitmapFileDialog(const char *filename, const char *title, int format);
 int genericMeshFileDialog(const char *filename, const char *title, int format,
                           bool binary_support, bool element_tag_support);
diff --git a/Fltk/gamepadWindow.cpp b/Fltk/gamepadWindow.cpp
index eb0ce832f16e2b9549127f6e8016c7c473fe8280..d4109290f520e3d0e94dd6fbec9c8926981e8f04 100644
--- a/Fltk/gamepadWindow.cpp
+++ b/Fltk/gamepadWindow.cpp
@@ -15,15 +15,15 @@
 #include "Context.h"
 
 // handler (listen to gamepad or other names pipes
-static  void gamepadWindow_handler(void *data)
+static void gamepadWindow_handler(void *data)
 {
-  if(CTX::instance()->gamepad && CTX::instance()->gamepad->active){
-    gamepadWindow* gmpd_win = (gamepadWindow*)data;
-    GamePad* pad  = CTX::instance()->gamepad;
-    for (int i=0; i<std::min(13,GP_BUTTONS);i++)
+  if(CTX::instance()->gamepad && CTX::instance()->gamepad->active) {
+    gamepadWindow *gmpd_win = (gamepadWindow *)data;
+    GamePad *pad = CTX::instance()->gamepad;
+    for(int i = 0; i < std::min(13, GP_BUTTONS); i++)
       gmpd_win->gamepad.butt[i]->value(pad->button[i]);
-    for (int i=0; i<std::min(9,GP_AXES);i++)
-      gmpd_win->gamepad.axe[i]->value( pad->axe[i]   );
+    for(int i = 0; i < std::min(9, GP_AXES); i++)
+      gmpd_win->gamepad.axe[i]->value(pad->axe[i]);
     Fl::add_timeout(gmpd_win->frequency, gamepadWindow_handler, data);
     gmpd_win->gamepad.mapping[16]->value(pad->axe_map[1]);
   }
@@ -31,12 +31,12 @@ static  void gamepadWindow_handler(void *data)
 
 static void gamepad_update_cb(Fl_Widget *w)
 {
-  gamepadWindow* gmpd_win =  FlGui::instance()->options->gmpdoption;
-  GamePad* pad = CTX::instance()->gamepad;
-  for (int i=0; i<std::min(8,GP_BUTTONS) ;i++)
+  gamepadWindow *gmpd_win = FlGui::instance()->options->gmpdoption;
+  GamePad *pad = CTX::instance()->gamepad;
+  for(int i = 0; i < std::min(8, GP_BUTTONS); i++)
     pad->button_map[i] = gmpd_win->gamepad.mapping[i]->value();
-  for (int i=0; i<std::min(7,GP_AXES);i++)
-    pad->axe_map[i] = gmpd_win->gamepad.mapping[10+i]->value();
+  for(int i = 0; i < std::min(7, GP_AXES); i++)
+    pad->axe_map[i] = gmpd_win->gamepad.mapping[10 + i]->value();
 }
 
 gamepadWindow::gamepadWindow()
@@ -49,89 +49,119 @@ gamepadWindow::gamepadWindow()
 
   int width = 34 * FL_NORMAL_SIZE + WB;
   int height = 15 * BH + 4 * WB;
-  int L =  FL_NORMAL_SIZE;
+  int L = FL_NORMAL_SIZE;
 
-  win = new paletteWindow
-    (width, height, CTX::instance()->nonModalWindows ? true : false);
+  win = new paletteWindow(width, height,
+                          CTX::instance()->nonModalWindows ? true : false);
   win->box(GMSH_WINDOW_BOX);
   win->label("Gamepad Configuration Tool (in work)");
 
-  Fl_Box *bt = new Fl_Box(FL_NO_BOX, L , L-.3*BH , IW, BH, "Gamepad buttons:");
-  bt->align(FL_ALIGN_INSIDE|FL_ALIGN_LEFT);
-
-  gamepad.butt[0] = new Fl_Check_Button(L          , L+BH , BH, WB, "0" );
-  gamepad.butt[1] = new Fl_Check_Button(L +1*BB*.35 , L+BH , BH, WB, "1" );
-  gamepad.butt[2] = new Fl_Check_Button(L +2*BB*.35 , L+BH , BH, WB, "2" );
-  gamepad.butt[3] = new Fl_Check_Button(L +3*BB*.35 , L+BH , BH, WB, "3" );
-  gamepad.butt[4] = new Fl_Check_Button(L +4*BB*.35 , L+BH , BH, WB, "4" );
-  gamepad.butt[5] = new Fl_Check_Button(L +5*BB*.35 , L+BH , BH, WB, "5" );
-  gamepad.butt[6] = new Fl_Check_Button(L +6*BB*.35 , L+BH , BH, WB, "6" );
-  gamepad.butt[7] = new Fl_Check_Button(L +7*BB*.35 , L+BH , BH, WB, "7" );
-  gamepad.butt[8] = new Fl_Check_Button(L +8*BB*.35 , L+BH , BH, WB, "8" );
-  gamepad.butt[9] = new Fl_Check_Button(L +9*BB*.35 , L+BH , BH, WB, "9" );
-  gamepad.butt[10] = new Fl_Check_Button(L +10*BB*.35 , L+BH , BH, WB, "10" );
-  gamepad.butt[11] = new Fl_Check_Button(L +11*BB*.35 , L+BH , BH, WB, "11" );
-  gamepad.butt[12] = new Fl_Check_Button(L +12*BB*.35 , L+BH , BH, WB, "12" );
-  for (int i=0; i<13;i++)    gamepad.butt[i]->deactivate();
-
-  Fl_Box *bta = new Fl_Box(FL_NO_BOX, L , L+1.7*BH , IW, BH, "Gamepad axes:");
-  bta->align(FL_ALIGN_INSIDE|FL_ALIGN_LEFT);
-
-  gamepad.axe[0] = new Fl_Check_Button(L          , L+3.*BH , BH, WB, "0" );
-  gamepad.axe[1] = new Fl_Check_Button(L +1*BB*.4 , L+3.*BH , BH, WB, "1" );
-  gamepad.axe[2] = new Fl_Check_Button(L +2*BB*.4 , L+3.*BH , BH, WB, "2" );
-  gamepad.axe[3] = new Fl_Check_Button(L +3*BB*.4 , L+3.*BH , BH, WB, "3" );
-  gamepad.axe[4] = new Fl_Check_Button(L +4*BB*.4 , L+3.*BH , BH, WB, "4" );
-  gamepad.axe[5] = new Fl_Check_Button(L +5*BB*.4 , L+3.*BH , BH, WB, "5" );
-  gamepad.axe[6] = new Fl_Check_Button(L +6*BB*.4 , L+3.*BH , BH, WB, "6" );
-  gamepad.axe[7] = new Fl_Check_Button(L +7*BB*.4 , L+3.*BH , BH, WB, "7" );
-  gamepad.axe[8] = new Fl_Check_Button(L +8*BB*.4 , L+3.*BH , BH, WB, "8" );
-  for (int i=0; i<9;i++)    gamepad.axe[i]->deactivate();
-
-  Fl_Box *btt1 = new Fl_Box(FL_NO_BOX, L , L+3.7*BH , IW, BH, "Preferences:");
-  btt1->align(FL_ALIGN_INSIDE|FL_ALIGN_LEFT);
-  Fl_Box *btt2 = new Fl_Box(FL_NO_BOX, L , L+4.7*BH , IW, BH, "Action Axes:");
-  btt2->align(FL_ALIGN_INSIDE|FL_ALIGN_LEFT);
-  Fl_Box *btt3 = new Fl_Box(FL_NO_BOX, L +width/2+BH/2, L+4.7*BH , IW, BH, "Action buttons:");
-  btt3->align(FL_ALIGN_INSIDE|FL_ALIGN_LEFT);
-
-  GamePad* pad = CTX::instance()->gamepad;
-
-  gamepad.mapping[0] = new Fl_Value_Input( L+width/2+BH/2, L+5.7*BH , IW/5,BH, "1:1");
-  gamepad.mapping[1] = new Fl_Value_Input( L+width/2+BH/2, L+6.7*BH , IW/5,BH, "permute axes");
-  gamepad.mapping[2] = new Fl_Value_Input( L+width/2+BH/2, L+7.7*BH , IW/5,BH, "reset/invers up axis");
-  gamepad.mapping[3] = new Fl_Value_Input( L+width/2+BH/2, L+8.7*BH , IW/5,BH, "change nav-mode");
-  gamepad.mapping[4] = new Fl_Value_Input( L+width/2+BH/2, L+9.7*BH, IW/5,BH, "(*) move head");
-  gamepad.mapping[5] = new Fl_Value_Input( L+width/2+BH/2, L+10.7*BH, IW/5,BH, " ");
-  gamepad.mapping[6] = new Fl_Value_Input( L+width/2+BH/2, L+11.7*BH, IW/5,BH, "walk / swimm");
-  gamepad.mapping[7] = new Fl_Value_Input( L+width/2+BH/2, L+12.7*BH, IW/5,BH, " ");
-  gamepad.mapping[8] = new Fl_Value_Input( L+width/2+BH/2, L+13.7*BH, IW/5,BH, "1:1 ; reset speed");
-
-  for (int i=0; i<9;i++) {
+  Fl_Box *bt =
+    new Fl_Box(FL_NO_BOX, L, L - .3 * BH, IW, BH, "Gamepad buttons:");
+  bt->align(FL_ALIGN_INSIDE | FL_ALIGN_LEFT);
+
+  gamepad.butt[0] = new Fl_Check_Button(L, L + BH, BH, WB, "0");
+  gamepad.butt[1] = new Fl_Check_Button(L + 1 * BB * .35, L + BH, BH, WB, "1");
+  gamepad.butt[2] = new Fl_Check_Button(L + 2 * BB * .35, L + BH, BH, WB, "2");
+  gamepad.butt[3] = new Fl_Check_Button(L + 3 * BB * .35, L + BH, BH, WB, "3");
+  gamepad.butt[4] = new Fl_Check_Button(L + 4 * BB * .35, L + BH, BH, WB, "4");
+  gamepad.butt[5] = new Fl_Check_Button(L + 5 * BB * .35, L + BH, BH, WB, "5");
+  gamepad.butt[6] = new Fl_Check_Button(L + 6 * BB * .35, L + BH, BH, WB, "6");
+  gamepad.butt[7] = new Fl_Check_Button(L + 7 * BB * .35, L + BH, BH, WB, "7");
+  gamepad.butt[8] = new Fl_Check_Button(L + 8 * BB * .35, L + BH, BH, WB, "8");
+  gamepad.butt[9] = new Fl_Check_Button(L + 9 * BB * .35, L + BH, BH, WB, "9");
+  gamepad.butt[10] =
+    new Fl_Check_Button(L + 10 * BB * .35, L + BH, BH, WB, "10");
+  gamepad.butt[11] =
+    new Fl_Check_Button(L + 11 * BB * .35, L + BH, BH, WB, "11");
+  gamepad.butt[12] =
+    new Fl_Check_Button(L + 12 * BB * .35, L + BH, BH, WB, "12");
+  for(int i = 0; i < 13; i++) gamepad.butt[i]->deactivate();
+
+  Fl_Box *bta = new Fl_Box(FL_NO_BOX, L, L + 1.7 * BH, IW, BH, "Gamepad axes:");
+  bta->align(FL_ALIGN_INSIDE | FL_ALIGN_LEFT);
+
+  gamepad.axe[0] = new Fl_Check_Button(L, L + 3. * BH, BH, WB, "0");
+  gamepad.axe[1] =
+    new Fl_Check_Button(L + 1 * BB * .4, L + 3. * BH, BH, WB, "1");
+  gamepad.axe[2] =
+    new Fl_Check_Button(L + 2 * BB * .4, L + 3. * BH, BH, WB, "2");
+  gamepad.axe[3] =
+    new Fl_Check_Button(L + 3 * BB * .4, L + 3. * BH, BH, WB, "3");
+  gamepad.axe[4] =
+    new Fl_Check_Button(L + 4 * BB * .4, L + 3. * BH, BH, WB, "4");
+  gamepad.axe[5] =
+    new Fl_Check_Button(L + 5 * BB * .4, L + 3. * BH, BH, WB, "5");
+  gamepad.axe[6] =
+    new Fl_Check_Button(L + 6 * BB * .4, L + 3. * BH, BH, WB, "6");
+  gamepad.axe[7] =
+    new Fl_Check_Button(L + 7 * BB * .4, L + 3. * BH, BH, WB, "7");
+  gamepad.axe[8] =
+    new Fl_Check_Button(L + 8 * BB * .4, L + 3. * BH, BH, WB, "8");
+  for(int i = 0; i < 9; i++) gamepad.axe[i]->deactivate();
+
+  Fl_Box *btt1 = new Fl_Box(FL_NO_BOX, L, L + 3.7 * BH, IW, BH, "Preferences:");
+  btt1->align(FL_ALIGN_INSIDE | FL_ALIGN_LEFT);
+  Fl_Box *btt2 = new Fl_Box(FL_NO_BOX, L, L + 4.7 * BH, IW, BH, "Action Axes:");
+  btt2->align(FL_ALIGN_INSIDE | FL_ALIGN_LEFT);
+  Fl_Box *btt3 = new Fl_Box(FL_NO_BOX, L + width / 2 + BH / 2, L + 4.7 * BH, IW,
+                            BH, "Action buttons:");
+  btt3->align(FL_ALIGN_INSIDE | FL_ALIGN_LEFT);
+
+  GamePad *pad = CTX::instance()->gamepad;
+
+  gamepad.mapping[0] =
+    new Fl_Value_Input(L + width / 2 + BH / 2, L + 5.7 * BH, IW / 5, BH, "1:1");
+  gamepad.mapping[1] = new Fl_Value_Input(L + width / 2 + BH / 2, L + 6.7 * BH,
+                                          IW / 5, BH, "permute axes");
+  gamepad.mapping[2] = new Fl_Value_Input(L + width / 2 + BH / 2, L + 7.7 * BH,
+                                          IW / 5, BH, "reset/invers up axis");
+  gamepad.mapping[3] = new Fl_Value_Input(L + width / 2 + BH / 2, L + 8.7 * BH,
+                                          IW / 5, BH, "change nav-mode");
+  gamepad.mapping[4] = new Fl_Value_Input(L + width / 2 + BH / 2, L + 9.7 * BH,
+                                          IW / 5, BH, "(*) move head");
+  gamepad.mapping[5] =
+    new Fl_Value_Input(L + width / 2 + BH / 2, L + 10.7 * BH, IW / 5, BH, " ");
+  gamepad.mapping[6] = new Fl_Value_Input(L + width / 2 + BH / 2, L + 11.7 * BH,
+                                          IW / 5, BH, "walk / swimm");
+  gamepad.mapping[7] =
+    new Fl_Value_Input(L + width / 2 + BH / 2, L + 12.7 * BH, IW / 5, BH, " ");
+  gamepad.mapping[8] = new Fl_Value_Input(L + width / 2 + BH / 2, L + 13.7 * BH,
+                                          IW / 5, BH, "1:1 ; reset speed");
+
+  for(int i = 0; i < 9; i++) {
     gamepad.mapping[i]->align(FL_ALIGN_RIGHT);
     gamepad.mapping[i]->callback(gamepad_update_cb);
     gamepad.mapping[i]->value(pad->button_map[i]);
-   }
-
-  gamepad.mapping[10] = new Fl_Value_Input( L, L+5.7*BH , IW/5, BH, "head right/left with button (*)");
-  gamepad.mapping[11] = new Fl_Value_Input( L, L+6.7*BH , IW/5, BH, "head up/down with button (*)");
-  gamepad.mapping[12] = new Fl_Value_Input( L, L+7.7*BH , IW/5, BH, "turn left/right");
-  gamepad.mapping[13] = new Fl_Value_Input( L, L+8.7*BH, IW/5, BH, "for/backward or up/down ");
-  gamepad.mapping[14] = new Fl_Value_Input( L, L+9.7*BH, IW/5, BH, "move aside left/right");
-  gamepad.mapping[15] = new Fl_Value_Input( L, L+10.7*BH, IW/5, BH, "move up/down");
-  gamepad.mapping[16] = new Fl_Value_Input( L, L+11.7*BH , IW/5, BH, "speed up/slow down");
-
-  for (int i=0; i<7;i++) {
-    gamepad.mapping[10+i]->align(FL_ALIGN_RIGHT);
-    gamepad.mapping[10+i]->callback(gamepad_update_cb);
-    gamepad.mapping[10+i]->value(pad->axe_map[i]);
+  }
+
+  gamepad.mapping[10] = new Fl_Value_Input(L, L + 5.7 * BH, IW / 5, BH,
+                                           "head right/left with button (*)");
+  gamepad.mapping[11] = new Fl_Value_Input(L, L + 6.7 * BH, IW / 5, BH,
+                                           "head up/down with button (*)");
+  gamepad.mapping[12] =
+    new Fl_Value_Input(L, L + 7.7 * BH, IW / 5, BH, "turn left/right");
+  gamepad.mapping[13] =
+    new Fl_Value_Input(L, L + 8.7 * BH, IW / 5, BH, "for/backward or up/down ");
+  gamepad.mapping[14] =
+    new Fl_Value_Input(L, L + 9.7 * BH, IW / 5, BH, "move aside left/right");
+  gamepad.mapping[15] =
+    new Fl_Value_Input(L, L + 10.7 * BH, IW / 5, BH, "move up/down");
+  gamepad.mapping[16] =
+    new Fl_Value_Input(L, L + 11.7 * BH, IW / 5, BH, "speed up/slow down");
+
+  for(int i = 0; i < 7; i++) {
+    gamepad.mapping[10 + i]->align(FL_ALIGN_RIGHT);
+    gamepad.mapping[10 + i]->callback(gamepad_update_cb);
+    gamepad.mapping[10 + i]->value(pad->axe_map[i]);
   }
 
   // add external reader for gamepad events
-  if (CTX::instance()->gamepad && CTX::instance()->gamepad->active) {
-    Fl::add_timeout(frequency, gamepadWindow_handler, (void*)this);
+  if(CTX::instance()->gamepad && CTX::instance()->gamepad->active) {
+    Fl::add_timeout(frequency, gamepadWindow_handler, (void *)this);
   }
 
-  win->position(CTX::instance()->optPosition[0], CTX::instance()->optPosition[1]);
+  win->position(CTX::instance()->optPosition[0],
+                CTX::instance()->optPosition[1]);
   win->end();
 }
diff --git a/Fltk/gamepadWindow.h b/Fltk/gamepadWindow.h
index bae0ad78c9154aed6385b799c0b04d6f475187a2..42f5bc323d69f4e019a196c2fde12fee420811fd 100644
--- a/Fltk/gamepadWindow.h
+++ b/Fltk/gamepadWindow.h
@@ -12,14 +12,12 @@
 #include <FL/Fl_Value_Input.H>
 #include <FL/Fl_Box.H>
 
-
 extern Fl_Menu_Item menu_font_names[];
 
-
 // A small 2D widget to visualize the coordinates of a point on the unit
 // circle.
 class AxesPositionWidget : public Fl_Widget {
- private:
+private:
   double _x, _y;
   void draw()
   {
@@ -34,8 +32,9 @@ class AxesPositionWidget : public Fl_Widget {
     int py = int(y1 + 0.5 * h1 * (1 - _y));
     draw_box(FL_UP_BOX, px - 3, py - 3, 6, 6, FL_FOREGROUND_COLOR);
   }
- public:
-  AxesPositionWidget(int x, int y, int w, const char *l=0)
+
+public:
+  AxesPositionWidget(int x, int y, int w, const char *l = 0)
     : Fl_Widget(x, y, w, w, l), _x(0.), _y(0.)
   {
     box(FL_FLAT_BOX);
@@ -43,26 +42,23 @@ class AxesPositionWidget : public Fl_Widget {
   }
   void setValue(double x, double y)
   {
-    double norm = sqrt(x * x + y * y );
-    if(norm){
-      _x = x / norm; _y = y / norm; 
+    double norm = sqrt(x * x + y * y);
+    if(norm) {
+      _x = x / norm;
+      _y = y / norm;
     }
-    else{
+    else {
       _x = _y = 0.;
     }
     redraw();
   }
 };
 
+class gamepadWindow {
+public:
+  Fl_Window *win;
 
-
-
-
-class gamepadWindow{  
- public:   Fl_Window *win;  
-  
-  struct{
- 
+  struct {
     Fl_Check_Button *butt[21];
     Fl_Check_Button *axe[21];
     Fl_Check_Button *cont[21];
@@ -71,13 +67,10 @@ class gamepadWindow{
     AxesPositionWidget *padR;
     AxesPositionWidget *Dpad;
   } gamepad;
- 
- public:
+
+public:
   gamepadWindow();
   double frequency;
 };
 
-
-
 #endif
-
diff --git a/Fltk/graphicWindow.h b/Fltk/graphicWindow.h
index 1641c8736dbd8d2dcb35ac7998f05d08c9a27099..e44f02453405b486ec15a761af187da753d1df65 100644
--- a/Fltk/graphicWindow.h
+++ b/Fltk/graphicWindow.h
@@ -23,8 +23,8 @@ class openglWindow;
 class onelabGroup;
 class messageBrowser;
 
-class graphicWindow{
- private:
+class graphicWindow {
+private:
   bool _autoScrollMessages;
 #if defined(__APPLE__)
   Fl_Sys_Menu_Bar *_sysbar;
@@ -39,22 +39,24 @@ class graphicWindow{
   Fl_Progress *_label;
   int _minWidth, _minHeight;
   std::vector<std::string> _messages;
+
+public:
+  std::vector<openglWindow *> gl;
+
 public:
-  std::vector<openglWindow*> gl;
- public:
-  graphicWindow(bool main=true, int numTiles=1, bool detachedMenu=false);
+  graphicWindow(bool main = true, int numTiles = 1, bool detachedMenu = false);
   ~graphicWindow();
-  Fl_Window *getWindow(){ return _win; }
-  Fl_Window *getMenuWindow(){ return _menuwin; }
-  onelabGroup *getMenu(){ return _onelab; }
-  Fl_Progress *getProgress(){ return _label; }
-  Fl_Button *getSelectionButton(){ return _butt[9]; }
-  messageBrowser *getMessageBrowser(){ return _browser; }
-  std::vector<std::string> &getMessages(){ return _messages; }
-  int getMinWidth(){ return _minWidth; }
-  int getMinHeight(){ return _minHeight; }
-  void setAutoScroll(bool val){ _autoScrollMessages = val; }
-  bool getAutoScroll(){ return _autoScrollMessages; }
+  Fl_Window *getWindow() { return _win; }
+  Fl_Window *getMenuWindow() { return _menuwin; }
+  onelabGroup *getMenu() { return _onelab; }
+  Fl_Progress *getProgress() { return _label; }
+  Fl_Button *getSelectionButton() { return _butt[9]; }
+  messageBrowser *getMessageBrowser() { return _browser; }
+  std::vector<std::string> &getMessages() { return _messages; }
+  int getMinWidth() { return _minWidth; }
+  int getMinHeight() { return _minHeight; }
+  void setAutoScroll(bool val) { _autoScrollMessages = val; }
+  bool getAutoScroll() { return _autoScrollMessages; }
   void setTitle(const std::string &str);
   void setStereo(bool st);
   int getGlWidth();
@@ -72,7 +74,7 @@ public:
   void detachMenu();
   void attachMenu();
   void attachDetachMenu();
-  bool isMenuDetached(){ return _menuwin ? true : false; }
+  bool isMenuDetached() { return _menuwin ? true : false; }
   bool split(openglWindow *g, char how);
   void setAnimButtons(int mode);
   void checkAnimButtons();
@@ -106,7 +108,7 @@ void mesh_3d_cb(Fl_Widget *w, void *data);
 void help_about_cb(Fl_Widget *w, void *data);
 void status_xyz1p_cb(Fl_Widget *w, void *data);
 void status_options_cb(Fl_Widget *w, void *data);
-void status_play_manual(int time, int incr, bool redraw=true);
+void status_play_manual(int time, int incr, bool redraw = true);
 void quick_access_cb(Fl_Widget *w, void *data);
 void show_hide_message_cb(Fl_Widget *w, void *data);
 void show_hide_menu_cb(Fl_Widget *w, void *data);
diff --git a/Fltk/helpWindow.cpp b/Fltk/helpWindow.cpp
index 1f2c701659e84cdd014a42e5f0b1ecb12515f5f5..70e11816b254d8fa328de031e12bc808a66c10f4 100644
--- a/Fltk/helpWindow.cpp
+++ b/Fltk/helpWindow.cpp
@@ -43,28 +43,27 @@ static const char *help_link(Fl_Widget *w, const char *uri)
   return 0;
 }
 
-struct opt_data{
+struct opt_data {
   std::string category;
   int index;
   std::string name;
 };
 
-static void interactive_cb(Fl_Widget* w, void* data)
+static void interactive_cb(Fl_Widget *w, void *data)
 {
   if(!data) return;
-  inputValueFloat *v = (inputValueFloat*)w;
-  opt_data *d = (opt_data*)data;
+  inputValueFloat *v = (inputValueFloat *)w;
+  opt_data *d = (opt_data *)data;
   double val = v->value();
-  NumberOption(GMSH_SET|GMSH_GUI, d->category.c_str(), d->index,
+  NumberOption(GMSH_SET | GMSH_GUI, d->category.c_str(), d->index,
                d->name.c_str(), val);
   drawContext::global()->draw();
 }
 
 double numberOrStringOptionChooser(const std::string &category, int index,
                                    const std::string &name, bool isNumber,
-                                   const std::string &title,
-                                   bool isInteractive, double minimum,
-                                   double maximum, double step)
+                                   const std::string &title, bool isInteractive,
+                                   double minimum, double maximum, double step)
 {
   double valn = 0.;
   std::string vals = "";
@@ -82,10 +81,10 @@ double numberOrStringOptionChooser(const std::string &category, int index,
   win->hotspot(win);
   inputValueFloat *number = 0;
   Fl_Input *string = 0;
-  if(isNumber){
+  if(isNumber) {
     number = new inputValueFloat(WB, WB, width - 2 * WB, BH);
     number->value(valn);
-    if(isInteractive){
+    if(isInteractive) {
       static opt_data d;
       d.category = category;
       d.index = index;
@@ -93,61 +92,60 @@ double numberOrStringOptionChooser(const std::string &category, int index,
       number->minimum(minimum);
       number->maximum(maximum);
       number->step(step, 1);
-      number->callback(interactive_cb, (void*)&d);
+      number->callback(interactive_cb, (void *)&d);
       number->when(FL_WHEN_RELEASE);
     }
   }
-  else{
+  else {
     string = new Fl_Input(WB, WB, width - 2 * WB, BH);
     string->value(vals.c_str());
   }
-  Fl_Button *ok = new Fl_Return_Button
-    (width - nn * BB - nn * WB, 2 * WB + BH, BB, BH, "OK");
-  Fl_Button *def = new Fl_Button
-    (width - (nn - 1) * BB - (nn - 1) * WB, 2 * WB + BH, BB, BH, "Default");
+  Fl_Button *ok =
+    new Fl_Return_Button(width - nn * BB - nn * WB, 2 * WB + BH, BB, BH, "OK");
+  Fl_Button *def = new Fl_Button(width - (nn - 1) * BB - (nn - 1) * WB,
+                                 2 * WB + BH, BB, BH, "Default");
   Fl_Button *cancel = 0;
   if(!isInteractive)
-    cancel = new Fl_Button
-      (width - BB - WB, 2 * WB + BH, BB, BH, "Cancel");
+    cancel = new Fl_Button(width - BB - WB, 2 * WB + BH, BB, BH, "Cancel");
   win->end();
   win->show();
   if(number) number->take_focus();
   if(string) string->take_focus();
   bool done = false;
-  while(win->shown()){
+  while(win->shown()) {
     if(done) break;
     Fl::wait();
-    for (;;) {
-      Fl_Widget* o = Fl::readqueue();
-      if (!o) break;
-      if (o == win || o == cancel) {
+    for(;;) {
+      Fl_Widget *o = Fl::readqueue();
+      if(!o) break;
+      if(o == win || o == cancel) {
         done = true;
         break;
       }
-      if(o == ok){
-        if(isNumber){
+      if(o == ok) {
+        if(isNumber) {
           valn = number->value();
-          NumberOption(GMSH_SET|GMSH_GUI, category.c_str(), index,
+          NumberOption(GMSH_SET | GMSH_GUI, category.c_str(), index,
                        name.c_str(), valn);
         }
-        else{
+        else {
           vals = string->value();
-          StringOption(GMSH_SET|GMSH_GUI, category.c_str(), index,
+          StringOption(GMSH_SET | GMSH_GUI, category.c_str(), index,
                        name.c_str(), vals);
         }
         done = true;
         break;
       }
-      if(o == def){
-        if(isNumber){
-          NumberOption(GMSH_GET_DEFAULT, category.c_str(), index,
-                       name.c_str(), valn);
+      if(o == def) {
+        if(isNumber) {
+          NumberOption(GMSH_GET_DEFAULT, category.c_str(), index, name.c_str(),
+                       valn);
           number->value(valn);
           if(isInteractive) number->do_callback();
         }
-        else{
-          StringOption(GMSH_GET_DEFAULT, category.c_str(), index,
-                       name.c_str(), vals);
+        else {
+          StringOption(GMSH_GET_DEFAULT, category.c_str(), index, name.c_str(),
+                       vals);
           string->value(vals.c_str());
         }
         break;
@@ -156,7 +154,7 @@ double numberOrStringOptionChooser(const std::string &category, int index,
   }
   delete win;
 
-  if(isNumber){
+  if(isNumber) {
     NumberOption(GMSH_GET, category.c_str(), index, name.c_str(), valn);
     return valn;
   }
@@ -172,9 +170,10 @@ static void colorOptionChooser(const std::string &category, int index,
   uchar r = CTX::instance()->unpackRed(col);
   uchar g = CTX::instance()->unpackGreen(col);
   uchar b = CTX::instance()->unpackBlue(col);
-  if(fl_color_chooser("Color Chooser", r, g, b, 1)){
+  if(fl_color_chooser("Color Chooser", r, g, b, 1)) {
     col = CTX::instance()->packColor(r, g, b, 255);
-    ColorOption(GMSH_SET|GMSH_GUI, category.c_str(), index, name.c_str(), col);
+    ColorOption(GMSH_SET | GMSH_GUI, category.c_str(), index, name.c_str(),
+                col);
   }
 }
 
@@ -184,7 +183,7 @@ static void editOption(const std::string &type, const std::string &cat,
   std::string category = cat;
   int index = 0;
   std::string::size_type p1 = cat.find('['), p2 = cat.find(']');
-  if(p1 != std::string::npos && p2 != std::string::npos){
+  if(p1 != std::string::npos && p2 != std::string::npos) {
     category = cat.substr(0, p1);
     std::string num = cat.substr(p1 + 1, p2 - p1 - 1);
     index = atoi(num.c_str());
@@ -200,27 +199,29 @@ static void editOption(const std::string &type, const std::string &cat,
 
 static void browser_cb(Fl_Widget *w, void *data)
 {
-  if(Fl::event_clicks()){
+  if(Fl::event_clicks()) {
     // edit value
     for(int i = 1; i <= FlGui::instance()->help->browser->size(); i++) {
       if(FlGui::instance()->help->browser->selected(i)) {
         const char *text = FlGui::instance()->help->browser->text(i);
-        const char *data = (const char*)FlGui::instance()->help->browser->data(i);
-        if(data){
+        const char *data =
+          (const char *)FlGui::instance()->help->browser->data(i);
+        if(data) {
           std::string option(text), type(data), c1, c2;
           std::string::size_type p1 = std::string::npos, p2 = p1;
           p1 = option.find_first_of('.');
-          if(p1 != std::string::npos){
+          if(p1 != std::string::npos) {
             c1 = option.substr(0, p1);
             p2 = option.find_first_of(' ', p1);
-            if(p2 != std::string::npos)
-              c2 = option.substr(p1 + 1, p2 - p1 - 1);
+            if(p2 != std::string::npos) c2 = option.substr(p1 + 1, p2 - p1 - 1);
           }
-          if(type == "color"){
-            if(c2.size() > 6) c2 = c2.substr(6);
-            else c2 = "";
+          if(type == "color") {
+            if(c2.size() > 6)
+              c2 = c2.substr(6);
+            else
+              c2 = "";
           }
-          if(c1.size() && c2.size()){
+          if(c1.size() && c2.size()) {
             editOption(type, c1, c2);
             int top = FlGui::instance()->help->browser->topline();
             help_options_cb(0, 0);
@@ -233,7 +234,7 @@ static void browser_cb(Fl_Widget *w, void *data)
       }
     }
   }
-  else{
+  else {
     // copy to clipboard
     std::string buff;
     for(int i = 1; i <= FlGui::instance()->help->browser->size(); i++) {
@@ -266,19 +267,22 @@ void help_options_cb(Fl_Widget *w, void *data)
 
   int top = FlGui::instance()->help->browser->topline();
   FlGui::instance()->help->browser->clear();
-  for(unsigned int i = 0; i < s0.size(); i++){
+  for(unsigned int i = 0; i < s0.size(); i++) {
     std::string::size_type sep = s0[i].rfind('\0');
     void *d = 0;
-    if(sep != std::string::npos){
+    if(sep != std::string::npos) {
       std::string tmp = s0[i].substr(sep + 1);
-      if(tmp == "number") d = (void*)"number";
-      else if(tmp == "string") d = (void*)"string";
-      else if(tmp == "color") d = (void*)"color";
+      if(tmp == "number")
+        d = (void *)"number";
+      else if(tmp == "string")
+        d = (void *)"string";
+      else if(tmp == "color")
+        d = (void *)"color";
     }
-    if(search.empty()){
+    if(search.empty()) {
       FlGui::instance()->help->browser->add(s0[i].c_str(), d);
     }
-    else{
+    else {
       std::string tmp(s0[i]);
       std::transform(tmp.begin(), tmp.end(), tmp.begin(), ::tolower);
       if(tmp.find(search) != std::string::npos)
@@ -294,8 +298,9 @@ helpWindow::helpWindow()
     int width = 28 * FL_NORMAL_SIZE;
     int height = 19 * BH;
 
-    about = new paletteWindow
-      (width, height, CTX::instance()->nonModalWindows ? true : false, "About Gmsh");
+    about = new paletteWindow(width, height,
+                              CTX::instance()->nonModalWindows ? true : false,
+                              "About Gmsh");
     about->box(GMSH_WINDOW_BOX);
 
     Fl_Help_View *o = new Fl_Help_View(0, 0, width, height);
@@ -303,46 +308,47 @@ helpWindow::helpWindow()
     o->textsize(FL_NORMAL_SIZE);
     o->box(FL_FLAT_BOX);
     std::ostringstream sstream;
-    sstream << "<center><h3>Gmsh</h3><br>version " << GetGmshVersion()
-            << "<p>Copyright (C) 1997-2018"
-            << "<br>Christophe Geuzaine and Jean-Francois Remacle"
-            << "<p><a href=\"http://gmsh.info/doc/CREDITS.txt\">Credits</a> "
-            << "and <a href=\"http://gmsh.info/doc/LICENSE.txt\">licensing "
-            << "information</a>"
-            << "<p>Please send all questions and bug reports to the public mailing list "
-            << "<a href=\"mailto:gmsh@onelab.info\">gmsh@onelab.info</a></center>"
-            << "<ul>"
-            << "<li><i>Build OS:</i> " << GetGmshBuildOS()
-            << "<li><i>Build date:</i> " << GetGmshBuildDate()
-            << "<li><i>Build host:</i> " << GetGmshBuildHost()
-            << "<li><i>Build options:</i>" << GetGmshBuildOptions()
-            << "<li><i>FLTK version:</i> "
-            << FL_MAJOR_VERSION << "." << FL_MINOR_VERSION << "." << FL_PATCH_VERSION
+    sstream
+      << "<center><h3>Gmsh</h3><br>version " << GetGmshVersion()
+      << "<p>Copyright (C) 1997-2018"
+      << "<br>Christophe Geuzaine and Jean-Francois Remacle"
+      << "<p><a href=\"http://gmsh.info/doc/CREDITS.txt\">Credits</a> "
+      << "and <a href=\"http://gmsh.info/doc/LICENSE.txt\">licensing "
+      << "information</a>"
+      << "<p>Please send all questions and bug reports to the public mailing "
+         "list "
+      << "<a href=\"mailto:gmsh@onelab.info\">gmsh@onelab.info</a></center>"
+      << "<ul>"
+      << "<li><i>Build OS:</i> " << GetGmshBuildOS()
+      << "<li><i>Build date:</i> " << GetGmshBuildDate()
+      << "<li><i>Build host:</i> " << GetGmshBuildHost()
+      << "<li><i>Build options:</i>" << GetGmshBuildOptions()
+      << "<li><i>FLTK version:</i> " << FL_MAJOR_VERSION << "."
+      << FL_MINOR_VERSION << "." << FL_PATCH_VERSION
 #if defined(HAVE_PETSC)
-            << "<li><i>PETSc version:</i> " << PETSC_VERSION_MAJOR << "."
-            << PETSC_VERSION_MINOR << "." << PETSC_VERSION_SUBMINOR
+      << "<li><i>PETSc version:</i> " << PETSC_VERSION_MAJOR << "."
+      << PETSC_VERSION_MINOR << "." << PETSC_VERSION_SUBMINOR
 #if defined(PETSC_USE_COMPLEX)
-            << " (complex arithmetic)"
+      << " (complex arithmetic)"
 #else
-            << " (real arithmetic)"
+      << " (real arithmetic)"
 #endif
 #endif
 #if defined(HAVE_OCC)
-            << "<li><i>OCC version:</i> " << OCC_VERSION_MAJOR << "."
-            << OCC_VERSION_MINOR << "." << OCC_VERSION_MAINTENANCE
+      << "<li><i>OCC version:</i> " << OCC_VERSION_MAJOR << "."
+      << OCC_VERSION_MINOR << "." << OCC_VERSION_MAINTENANCE
 #endif
 #if defined(HAVE_MED)
-            << "<li><i>MED version:</i> " << MED_NUM_MAJEUR << "."
-            << MED_NUM_MINEUR << "." << MED_NUM_RELEASE
+      << "<li><i>MED version:</i> " << MED_NUM_MAJEUR << "." << MED_NUM_MINEUR
+      << "." << MED_NUM_RELEASE
 #endif
-            << "<li><i>Packaged by:</i> " << GetGmshPackager()
-            << "</ul>"
-            << "<center>Visit <a href=\"http://gmsh.info\">http://gmsh.info</a> "
-            << "for more information</center>";
+      << "<li><i>Packaged by:</i> " << GetGmshPackager() << "</ul>"
+      << "<center>Visit <a href=\"http://gmsh.info\">http://gmsh.info</a> "
+      << "for more information</center>";
     o->value(sstream.str().c_str());
     o->link(help_link);
-    about->position(Fl::x() + Fl::w()/2 - width / 2,
-                    Fl::y() + Fl::h()/2 - height / 2);
+    about->position(Fl::x() + Fl::w() / 2 - width / 2,
+                    Fl::y() + Fl::h() / 2 - height / 2);
     about->end();
   }
 
@@ -350,9 +356,9 @@ helpWindow::helpWindow()
     int width = 40 * FL_NORMAL_SIZE;
     int height = 18 * BH;
 
-    basic = new paletteWindow
-      (width, height, CTX::instance()->nonModalWindows ? true : false,
-       "Keyboard and Mouse Usage");
+    basic = new paletteWindow(width, height,
+                              CTX::instance()->nonModalWindows ? true : false,
+                              "Keyboard and Mouse Usage");
     basic->box(GMSH_WINDOW_BOX);
 
     Fl_Help_View *o = new Fl_Help_View(0, 0, width, height);
@@ -364,9 +370,11 @@ helpWindow::helpWindow()
     s += "<h3>Keyboard Shortcuts</h3>";
     s += "<table border=1>";
     {
-      std::vector<std::pair<std::string, std::string> > s0 = GetShortcutsUsage();
+      std::vector<std::pair<std::string, std::string> > s0 =
+        GetShortcutsUsage();
       for(unsigned int i = 0; i < s0.size(); i++)
-        s += "<tr><td>" + s0[i].first + "</td><td>" + s0[i].second + "</td></tr>";
+        s +=
+          "<tr><td>" + s0[i].first + "</td><td>" + s0[i].second + "</td></tr>";
     }
     s += "</table>";
 
@@ -375,21 +383,22 @@ helpWindow::helpWindow()
     {
       std::vector<std::pair<std::string, std::string> > s0 = GetMouseUsage();
       for(unsigned int i = 0; i < s0.size(); i++)
-        s += "<tr><td>" + s0[i].first + "</td><td>" + s0[i].second + "</td></tr>";
+        s +=
+          "<tr><td>" + s0[i].first + "</td><td>" + s0[i].second + "</td></tr>";
     }
     s += "</table>";
     s += "For a 2 button mouse, Middle button = Shift+Left button.<p>";
     s += "For a 1 button mouse, Middle button = Shift+Left button, "
          "Right button = Alt+Left button.";
 
-
     s += "<h3>Command Line Switches</h3>";
     s += "<table border=1>";
     {
       std::vector<std::pair<std::string, std::string> > s0 = GetUsage();
       for(unsigned int i = 0; i < s0.size(); i++)
         if(s0[i].first.size() && s0[i].second.size())
-          s += "<tr><td>" + s0[i].first + "</td><td>" + s0[i].second + "</td></tr>";
+          s += "<tr><td>" + s0[i].first + "</td><td>" + s0[i].second +
+               "</td></tr>";
         else if(s0[i].first.size() && s0[i].second.empty())
           s += "</table>" + s0[i].first + "<table border=1>";
     }
@@ -398,8 +407,8 @@ helpWindow::helpWindow()
     o->value(s.c_str());
 
     basic->resizable(o);
-    basic->position(Fl::x() + Fl::w()/2 - width / 2,
-                    Fl::y() + Fl::h()/2 - height / 2);
+    basic->position(Fl::x() + Fl::w() / 2 - width / 2,
+                    Fl::y() + Fl::h() / 2 - height / 2);
     basic->end();
   }
 
@@ -407,35 +416,34 @@ helpWindow::helpWindow()
     int width = 40 * FL_NORMAL_SIZE;
     int height = 18 * BH;
 
-    options = new paletteWindow
-      (width, height, CTX::instance()->nonModalWindows ? true : false,
-       "Current Options and Workspace");
+    options = new paletteWindow(width, height,
+                                CTX::instance()->nonModalWindows ? true : false,
+                                "Current Options and Workspace");
     options->box(GMSH_WINDOW_BOX);
 
     int BW = (width - 4 * WB) / 3;
 
-    modified = new Fl_Check_Button
-      (WB, WB, BW, BH, "Only show modified");
+    modified = new Fl_Check_Button(WB, WB, BW, BH, "Only show modified");
     modified->type(FL_TOGGLE_BUTTON);
     modified->callback(help_options_cb);
     modified->tooltip("Show only values different from defaults");
 
-    showhelp = new Fl_Check_Button
-      (2 * WB + BW, WB, BW, BH, "Show help");
+    showhelp = new Fl_Check_Button(2 * WB + BW, WB, BW, BH, "Show help");
     showhelp->type(FL_TOGGLE_BUTTON);
     showhelp->callback(help_options_cb);
     showhelp->tooltip("Show help strings");
 
-    Fl_Group* o = new Fl_Group(3 * WB + 2 * BW, WB, BW, BH);
+    Fl_Group *o = new Fl_Group(3 * WB + 2 * BW, WB, BW, BH);
     o->tooltip("Filter values");
     o->box(FL_DOWN_BOX);
     o->color(FL_BACKGROUND2_COLOR);
-    search = new Fl_Input
-      (3 * WB + 2 * BW + BH, WB + 2, BW - BH - 2, BH - 4, "@gmsh_search");
+    search = new Fl_Input(3 * WB + 2 * BW + BH, WB + 2, BW - BH - 2, BH - 4,
+                          "@gmsh_search");
     search->box(FL_FLAT_BOX);
     search->callback(help_options_cb);
     search->when(FL_WHEN_CHANGED);
-    //search->take_focus(); cannot call this here - it triggers show() on Linux in fltk 1.3.3
+    // search->take_focus(); cannot call this here - it triggers show() on Linux
+    // in fltk 1.3.3
     o->resizable(search);
     o->end();
 
@@ -446,24 +454,24 @@ helpWindow::helpWindow()
     browser->type(FL_MULTI_BROWSER);
     browser->callback(browser_cb);
     browser->tooltip("Double-click to edit value");
-    browser->scrollbar_size(std::max(10, FL_NORMAL_SIZE - 2)); // thinner scrollbars
+    browser->scrollbar_size(
+      std::max(10, FL_NORMAL_SIZE - 2)); // thinner scrollbars
 
     {
-      Fl_Group* g = new Fl_Group(0, height - BH - WB, width, BH);
-      Fl_Group* g2 = new Fl_Group(0, height - BH - WB, BB, BH);
+      Fl_Group *g = new Fl_Group(0, height - BH - WB, width, BH);
+      Fl_Group *g2 = new Fl_Group(0, height - BH - WB, BB, BH);
       g->resizable(g2);
       g2->end();
-      Fl_Return_Button *o = new Fl_Return_Button
-        (width - BB - WB, height - BH - WB, BB, BH, "Update");
+      Fl_Return_Button *o = new Fl_Return_Button(
+        width - BB - WB, height - BH - WB, BB, BH, "Update");
       o->callback(help_options_cb);
       g->end();
     }
 
     options->resizable(browser);
-    options->position(Fl::x() + Fl::w()/2 - width / 2,
-                      Fl::y() + Fl::h()/2 - height / 2);
+    options->position(Fl::x() + Fl::w() / 2 - width / 2,
+                      Fl::y() + Fl::h() / 2 - height / 2);
     options->size_range(width, height);
     options->end();
   }
-
 }
diff --git a/Fltk/helpWindow.h b/Fltk/helpWindow.h
index 9098d177f17287003cdd005666faef398788cd47..cbe84b3e4c074ae0a212b13f8e25e3a969c69ff1 100644
--- a/Fltk/helpWindow.h
+++ b/Fltk/helpWindow.h
@@ -9,21 +9,24 @@
 #include <FL/Fl_Window.H>
 #include <FL/Fl_Browser.H>
 
-class helpWindow{
- public:
+class helpWindow {
+public:
   Fl_Window *about, *basic, *options;
   Fl_Check_Button *modified, *showhelp;
   Fl_Input *search;
   Fl_Browser *browser;
- public:
+
+public:
   helpWindow();
 };
 
 void help_options_cb(Fl_Widget *w, void *data);
 double numberOrStringOptionChooser(const std::string &category, int index,
-                                   const std::string &name, bool isNumber=true,
-                                   const std::string &title="",
-                                   bool isInteractive=false, double minimum=0.,
-                                   double maximum=0., double step=0.);
+                                   const std::string &name,
+                                   bool isNumber = true,
+                                   const std::string &title = "",
+                                   bool isInteractive = false,
+                                   double minimum = 0., double maximum = 0.,
+                                   double step = 0.);
 
 #endif
diff --git a/Fltk/highOrderToolsWindow.cpp b/Fltk/highOrderToolsWindow.cpp
index a1d81c14c91b098c455d6554307aa6e59250f60d..d8b0e42115569eca2a6dced52bc68e65b9f2f984 100644
--- a/Fltk/highOrderToolsWindow.cpp
+++ b/Fltk/highOrderToolsWindow.cpp
@@ -31,7 +31,7 @@
 #include "OptHomFastCurving.h"
 #endif
 
-//static void change_completeness_cb(Fl_Widget *w, void *data)
+// static void change_completeness_cb(Fl_Widget *w, void *data)
 //{
 //  highOrderToolsWindow *o = FlGui::instance()->highordertools;
 //  bool onlyVisible = (bool)o->butt[1]->value();
@@ -58,7 +58,7 @@ static void highordertools_runp_cb(Fl_Widget *w, void *data)
   bool incomplete = (bool)o->butt[0]->value();
   bool onlyVisible = (bool)o->butt[1]->value();
 
-  if (order == 1)
+  if(order == 1)
     SetOrder1(GModel::current());
   else
     SetOrderN(GModel::current(), order, linear, incomplete, onlyVisible);
@@ -83,7 +83,7 @@ static void chooseopti_cb(Fl_Widget *w, void *data)
   const int algo = o->choice[2]->value();
 
   switch(algo) {
-  case 0: {                                           // Optimization
+  case 0: { // Optimization
     o->choice[0]->activate();
     o->choice[3]->activate();
     o->value[1]->activate();
@@ -93,7 +93,7 @@ static void chooseopti_cb(Fl_Widget *w, void *data)
     o->value[5]->activate();
     o->value[7]->activate();
     o->value[8]->activate();
-    if (o->choice[3]->value() == 0) {
+    if(o->choice[3]->value() == 0) {
       o->value[9]->deactivate();
       o->value[10]->deactivate();
       o->value[11]->deactivate();
@@ -105,7 +105,7 @@ static void chooseopti_cb(Fl_Widget *w, void *data)
     }
     break;
   }
-  case 1: {                                           // Elastic analogy
+  case 1: { // Elastic analogy
     o->choice[0]->deactivate();
     o->choice[3]->deactivate();
     o->value[1]->deactivate();
@@ -120,7 +120,7 @@ static void chooseopti_cb(Fl_Widget *w, void *data)
     o->value[11]->deactivate();
     break;
   }
-  case 2: {                                           // Fast curving
+  case 2: { // Fast curving
     o->choice[0]->deactivate();
     o->choice[3]->deactivate();
     o->value[1]->deactivate();
@@ -135,7 +135,7 @@ static void chooseopti_cb(Fl_Widget *w, void *data)
     o->value[11]->deactivate();
     break;
   }
-  case 3: {                                           // Fast curving 2
+  case 3: { // Fast curving 2
     o->choice[0]->deactivate();
     o->choice[3]->deactivate();
     o->value[1]->deactivate();
@@ -151,65 +151,63 @@ static void chooseopti_cb(Fl_Widget *w, void *data)
     break;
   }
   }
-
 }
 
 static void chooseopti_strategy(Fl_Widget *w, void *data)
 {
   highOrderToolsWindow *o = FlGui::instance()->highordertools;
-  if (o->choice[3]->value() == 1)
-    for (int i=9;i<=11;i++) o->value[i]->activate();
+  if(o->choice[3]->value() == 1)
+    for(int i = 9; i <= 11; i++) o->value[i]->activate();
   else
-    for (int i=9;i<=11;i++) o->value[i]->deactivate();
+    for(int i = 9; i <= 11; i++) o->value[i]->deactivate();
 }
 
 static void highordertools_runopti_cb(Fl_Widget *w, void *data)
 {
   highOrderToolsWindow *o = FlGui::instance()->highordertools;
 
-  if(o->butt[3]->value())
-    FlGui::instance()->graph[0]->showMessages();
+  if(o->butt[3]->value()) FlGui::instance()->graph[0]->showMessages();
 
   const int algo = o->choice[2]->value();
   bool onlyVisible = (bool)o->butt[1]->value();
 
   int NE = 0;
-  for (GModel::riter it = GModel::current()->firstRegion();
-       it != GModel::current()->lastRegion(); ++it) {
+  for(GModel::riter it = GModel::current()->firstRegion();
+      it != GModel::current()->lastRegion(); ++it) {
     NE += (*it)->getNumMeshElements();
   }
-  int dim = GModel::current()->getDim() == 3 ? ( NE ? 3 : 2 ) :  GModel::current()->getDim();
-
+  int dim = GModel::current()->getDim() == 3 ? (NE ? 3 : 2) :
+                                               GModel::current()->getDim();
 
 #if defined(HAVE_OPTHOM)
   switch(algo) {
-  case 0: {                                                               // Optimization
+  case 0: { // Optimization
     OptHomParameters p;
-    p.nbLayers = (int) o->value[2]->value();
+    p.nbLayers = (int)o->value[2]->value();
     p.BARRIER_MIN = o->value[1]->value();
     p.BARRIER_MAX = o->value[8]->value();
     p.onlyVisible = onlyVisible;
     // change dim if no 3D elements are there
     p.dim = dim;
-    p.itMax = (int) o->value[3]->value();
-    p.optPassMax = (int) o->value[4]->value();
+    p.itMax = (int)o->value[3]->value();
+    p.optPassMax = (int)o->value[4]->value();
     p.weight = o->value[5]->value();
-    p.distanceFactor =  o->value[7]->value();
+    p.distanceFactor = o->value[7]->value();
     p.fixBndNodes = (!o->CAD) || (o->choice[0]->value() == 0);
     p.strategy = o->choice[3]->value();
     p.maxAdaptBlob = o->value[9]->value();
-    p.adaptBlobLayerFact = (int) o->value[10]->value();
+    p.adaptBlobLayerFact = (int)o->value[10]->value();
     p.adaptBlobDistFact = o->value[11]->value();
     p.optPrimSurfMesh = false;
     // HighOrderMeshOptimizer(GModel::current(), p);
     HighOrderMeshOptimizerNew(GModel::current(), p);
     break;
   }
-  case 1: {                                                               // Elastic analogy
+  case 1: { // Elastic analogy
     ElasticAnalogy(GModel::current(), onlyVisible);
     break;
   }
-  case 2: {                                                               // Fast curving
+  case 2: { // Fast curving
     FastCurvingParameters p;
     p.onlyVisible = onlyVisible;
     p.dim = dim;
@@ -218,11 +216,11 @@ static void highordertools_runopti_cb(Fl_Widget *w, void *data)
     HighOrderMeshFastCurving(GModel::current(), p);
     break;
   }
-  case 3: {                                                   // Fast curving 2
+  case 3: { // Fast curving 2
     FastCurvingParameters p;
     p.onlyVisible = onlyVisible;
     p.thickness = true;
-    if (dim == 3) {
+    if(dim == 3) {
       p.dim = 2;
       HighOrderMeshFastCurving(GModel::current(), p);
     }
@@ -247,48 +245,49 @@ highOrderToolsWindow::highOrderToolsWindow(int deltaFontSize)
   int width = 3 * IW + 4 * WB;
   int height = 24 * BH;
 
-  win = new paletteWindow
-    (width, height, CTX::instance()->nonModalWindows ? true : false, "High order tools");
+  win = new paletteWindow(width, height,
+                          CTX::instance()->nonModalWindows ? true : false,
+                          "High order tools");
   win->box(GMSH_WINDOW_BOX);
 
   int y = WB;
   int x = 2 * WB;
 
   box[0] = new Fl_Box(x, y, width - 4 * WB, BH);
-  box[0]->align(FL_ALIGN_LEFT|FL_ALIGN_INSIDE);
+  box[0]->align(FL_ALIGN_LEFT | FL_ALIGN_INSIDE);
 
   y += BH;
 
-  butt[1] = new Fl_Check_Button
-    (x, y, width - 4 * WB, BH, "Only apply high order tools to visible entities");
+  butt[1] =
+    new Fl_Check_Button(x, y, width - 4 * WB, BH,
+                        "Only apply high order tools to visible entities");
   butt[1]->type(FL_TOGGLE_BUTTON);
   butt[1]->value(1);
 
   y += BH;
 
-  butt[3] = new Fl_Check_Button
-    (x, y, width - 4 * WB, BH, "Show detailed log messages");
+  butt[3] =
+    new Fl_Check_Button(x, y, width - 4 * WB, BH, "Show detailed log messages");
   butt[3]->type(FL_TOGGLE_BUTTON);
   butt[3]->value(0);
 
   {
     y += BH / 2;
-    Fl_Box* b = new Fl_Box(x, y + BH - WB, width - 4 * WB, 2);
+    Fl_Box *b = new Fl_Box(x, y + BH - WB, width - 4 * WB, 2);
     b->box(FL_ENGRAVED_FRAME);
     b->labeltype(FL_NO_LABEL);
   }
 
   {
     y += BH;
-    Fl_Box *b = new Fl_Box
-      (x - WB, y, width, BH, "1. Generation of high order nodes");
+    Fl_Box *b =
+      new Fl_Box(x - WB, y, width, BH, "1. Generation of high order nodes");
     b->align(FL_ALIGN_LEFT | FL_ALIGN_INSIDE);
   }
 
   y += BH;
 
-  value[0] = new Fl_Value_Input
-    (x, y, IW, BH, "Polynomial order");
+  value[0] = new Fl_Value_Input(x, y, IW, BH, "Polynomial order");
   value[0]->minimum(1);
   value[0]->maximum(10);
   value[0]->step(1);
@@ -297,38 +296,37 @@ highOrderToolsWindow::highOrderToolsWindow(int deltaFontSize)
 
   y += BH;
 
-  butt[0] = new Fl_Check_Button
-    (x, y, width - 4 * WB, BH, "Generate incomplete elements");
+  butt[0] = new Fl_Check_Button(x, y, width - 4 * WB, BH,
+                                "Generate incomplete elements");
   butt[0]->type(FL_TOGGLE_BUTTON);
   butt[0]->value(!complete);
   // AJ: This is bad a design. Add a proper Fl_Button to toggle between
   // completeness if needed. Plus: only 2d version implemented for now
-//  butt[0]->callback(change_completeness_cb);
+  //  butt[0]->callback(change_completeness_cb);
 
   y += BH;
 
-  butt[2] = new Fl_Check_Button
-    (x, y, width - 4 * WB, BH, "Use CAD model to curve mesh");
+  butt[2] = new Fl_Check_Button(x, y, width - 4 * WB, BH,
+                                "Use CAD model to curve mesh");
   butt[2]->type(FL_TOGGLE_BUTTON);
   butt[2]->value(1);
 
   y += BH;
 
-  push[0] = new Fl_Button
-    (width - BB - 2 * WB, y, BB, BH, "Generate");
+  push[0] = new Fl_Button(width - BB - 2 * WB, y, BB, BH, "Generate");
   push[0]->callback(highordertools_runp_cb);
 
   {
     y += BH / 2;
-    Fl_Box* b = new Fl_Box(x, y + BH - WB, width - 4 * WB, 2);
+    Fl_Box *b = new Fl_Box(x, y + BH - WB, width - 4 * WB, 2);
     b->box(FL_ENGRAVED_FRAME);
     b->labeltype(FL_NO_LABEL);
   }
 
   {
     y += BH;
-    Fl_Box *b = new Fl_Box
-      (x - WB, y, width, BH, "2. Regularization of high order elements");
+    Fl_Box *b = new Fl_Box(x - WB, y, width, BH,
+                           "2. Regularization of high order elements");
     b->align(FL_ALIGN_LEFT | FL_ALIGN_INSIDE);
   }
 
@@ -338,25 +336,22 @@ highOrderToolsWindow::highOrderToolsWindow(int deltaFontSize)
     {"Elastic Analogy", 0, 0, 0},
     {"Fast Curving", 0, 0, 0},
     {"Curve boundary layers (3D is experimental)", 0, 0, 0},
-    {0}
-  };
-  choice[2] = new Fl_Choice
-    (x, y, IW, BH, "Algorithm");
+    {0}};
+  choice[2] = new Fl_Choice(x, y, IW, BH, "Algorithm");
   choice[2]->align(FL_ALIGN_RIGHT);
   choice[2]->menu(menu_method);
   choice[2]->callback(chooseopti_cb);
 
   y += BH;
-  value[1] = new Fl_Value_Input
-    (x, y, IW/2.0, BH);
+  value[1] = new Fl_Value_Input(x, y, IW / 2.0, BH);
   value[1]->minimum(0);
   value[1]->maximum(1);
   value[1]->step(.01);
   value[1]->align(FL_ALIGN_RIGHT);
   value[1]->value(CTX::instance()->mesh.hoThresholdMin);
 
-  value[8] = new Fl_Value_Input
-    (x+IW/2.0,y, IW/2.0, BH, "Target Jacobian range");
+  value[8] =
+    new Fl_Value_Input(x + IW / 2.0, y, IW / 2.0, BH, "Target Jacobian range");
   value[8]->minimum(1);
   value[8]->maximum(10);
   value[8]->step(.01);
@@ -364,8 +359,7 @@ highOrderToolsWindow::highOrderToolsWindow(int deltaFontSize)
   value[8]->value(CTX::instance()->mesh.hoThresholdMax);
 
   y += BH;
-  value[2] = new Fl_Value_Input
-    (x, y, IW, BH, "Number of layers");
+  value[2] = new Fl_Value_Input(x, y, IW, BH, "Number of layers");
   value[2]->minimum(1);
   value[2]->maximum(20);
   value[2]->step(1);
@@ -373,8 +367,7 @@ highOrderToolsWindow::highOrderToolsWindow(int deltaFontSize)
   value[2]->value(CTX::instance()->mesh.hoNLayers);
 
   y += BH;
-  value[7] = new Fl_Value_Input
-    (x, y, IW, BH, "Distance factor");
+  value[7] = new Fl_Value_Input(x, y, IW, BH, "Distance factor");
   value[7]->minimum(1);
   value[7]->maximum(20000);
   value[7]->step(1);
@@ -383,24 +376,18 @@ highOrderToolsWindow::highOrderToolsWindow(int deltaFontSize)
 
   y += BH;
   static Fl_Menu_Item menu_objf[] = {
-    {"Fixed", 0, 0, 0},
-    {"Free", 0, 0, 0},
-    {0}
-  };
-  choice[0] = new Fl_Choice
-    (x, y, IW, BH, "Boundary nodes");
+    {"Fixed", 0, 0, 0}, {"Free", 0, 0, 0}, {0}};
+  choice[0] = new Fl_Choice(x, y, IW, BH, "Boundary nodes");
   choice[0]->menu(menu_objf);
   choice[0]->align(FL_ALIGN_RIGHT);
 
   y += BH;
-  value[5] = new Fl_Value_Input
-    (x, y, IW, BH, "Weight on node displacement");
+  value[5] = new Fl_Value_Input(x, y, IW, BH, "Weight on node displacement");
   value[5]->align(FL_ALIGN_RIGHT);
   value[5]->value(1.);
 
   y += BH;
-  value[3] = new Fl_Value_Input
-    (x, y, IW, BH, "Maximum number of iterations");
+  value[3] = new Fl_Value_Input(x, y, IW, BH, "Maximum number of iterations");
   value[3]->minimum(1);
   value[3]->maximum(10000);
   value[3]->step(10);
@@ -408,31 +395,27 @@ highOrderToolsWindow::highOrderToolsWindow(int deltaFontSize)
   value[3]->value(300);
 
   y += BH;
-  value[4] = new Fl_Value_Input
-    (x, y, IW, BH, "Max. number of barrier updates");
+  value[4] = new Fl_Value_Input(x, y, IW, BH, "Max. number of barrier updates");
   value[4]->minimum(1);
   value[4]->maximum(100);
   value[4]->step(1);
   value[4]->align(FL_ALIGN_RIGHT);
   value[4]->value(50);
 
-  static Fl_Menu_Item menu_strategy[] = {
-    {"Disjoint strong", 0, 0, 0},
-    {"Adaptive one-by-one", 0, 0, 0},
-    {"Disjoint weak", 0, 0, 0},
-    {0}
-  };
+  static Fl_Menu_Item menu_strategy[] = {{"Disjoint strong", 0, 0, 0},
+                                         {"Adaptive one-by-one", 0, 0, 0},
+                                         {"Disjoint weak", 0, 0, 0},
+                                         {0}};
 
   y += BH;
-  choice[3] = new Fl_Choice
-    (x, y, IW, BH, "Strategy");
+  choice[3] = new Fl_Choice(x, y, IW, BH, "Strategy");
   choice[3]->menu(menu_strategy);
   choice[3]->align(FL_ALIGN_RIGHT);
   choice[3]->callback(chooseopti_strategy);
 
   y += BH;
-  value[9] = new Fl_Value_Input
-    (x, y, IW, BH, "Max. number of patch adaptation iter.");
+  value[9] =
+    new Fl_Value_Input(x, y, IW, BH, "Max. number of patch adaptation iter.");
   value[9]->minimum(1);
   value[9]->maximum(100);
   value[9]->step(1);
@@ -441,8 +424,7 @@ highOrderToolsWindow::highOrderToolsWindow(int deltaFontSize)
   value[9]->deactivate();
 
   y += BH;
-  value[10] = new Fl_Value_Input
-    (x, y, IW, BH, "Num. layer adaptation factor");
+  value[10] = new Fl_Value_Input(x, y, IW, BH, "Num. layer adaptation factor");
   value[10]->align(FL_ALIGN_RIGHT);
   value[10]->minimum(1);
   value[10]->maximum(100);
@@ -451,21 +433,20 @@ highOrderToolsWindow::highOrderToolsWindow(int deltaFontSize)
   value[10]->deactivate();
 
   y += BH;
-  value[11] = new Fl_Value_Input
-    (x, y, IW, BH, "Distance adaptation factor");
+  value[11] = new Fl_Value_Input(x, y, IW, BH, "Distance adaptation factor");
   value[11]->align(FL_ALIGN_RIGHT);
   value[11]->minimum(1.);
   value[11]->maximum(100.);
   value[11]->value(2.);
   value[11]->deactivate();
 
-  y += 1.5*BH;
-  push[1] = new Fl_Button
-    (width - BB - 2 * WB, y, BB, BH, "Regularize");
+  y += 1.5 * BH;
+  push[1] = new Fl_Button(width - BB - 2 * WB, y, BB, BH, "Regularize");
   push[1]->callback(highordertools_runopti_cb);
 
   // win->resizable(o);
-  win->position(CTX::instance()->hotPosition[0], CTX::instance()->hotPosition[1]);
+  win->position(CTX::instance()->hotPosition[0],
+                CTX::instance()->hotPosition[1]);
   win->end();
   FL_NORMAL_SIZE += deltaFontSize;
 }
@@ -479,7 +460,7 @@ void highOrderToolsWindow::show(bool redrawOnly)
   else {
     value[0]->value(meshOrder);
     butt[0]->value(!complete);
-    if (CAD) {
+    if(CAD) {
       box[0]->label("CAD model is available");
       choice[0]->value(1);
     }
@@ -495,7 +476,7 @@ void highordertools_cb(Fl_Widget *w, void *data)
 {
   // get the visibility info from the model, and update the browser
   // accordingly
-  const char *str = (const char*)data;
+  const char *str = (const char *)data;
   if(str && !strcmp(str, "redraw_only"))
     FlGui::instance()->highordertools->show(true);
   else
diff --git a/Fltk/highOrderToolsWindow.h b/Fltk/highOrderToolsWindow.h
index 7e3a4e2bf4839efd03645f951e75d0fb745ac2bb..db91665972873ff51c1a220aac5ad85fea2fa401 100644
--- a/Fltk/highOrderToolsWindow.h
+++ b/Fltk/highOrderToolsWindow.h
@@ -16,8 +16,8 @@
 #include <FL/Fl_Value_Input.H>
 #include <FL/Fl_Output.H>
 
-class highOrderToolsWindow{
- public:
+class highOrderToolsWindow {
+public:
   bool CAD, complete;
   int meshOrder;
   Fl_Window *win;
@@ -26,8 +26,9 @@ class highOrderToolsWindow{
   Fl_Value_Input *value[20];
   Fl_Choice *choice[20];
   Fl_Button *push[20];
- public:
-  highOrderToolsWindow(int deltaFontSize=0);
+
+public:
+  highOrderToolsWindow(int deltaFontSize = 0);
   void show(bool redrawOnly);
 };
 
diff --git a/Fltk/inputRange.h b/Fltk/inputRange.h
index 7fb95f4af07139c71eef933cbacaff78ef89fdf2..b39e7b3a5daedf69897f76165bbf1b649f669ab6 100644
--- a/Fltk/inputRange.h
+++ b/Fltk/inputRange.h
@@ -19,7 +19,7 @@
 #include <FL/fl_ask.H>
 
 class inputRange : public Fl_Group {
- private:
+private:
   inputValueFloat *_input;
   Fl_Toggle_Button *_loop_butt;
   Fl_Button *_range_butt, *_graph_butt;
@@ -33,27 +33,27 @@ class inputRange : public Fl_Group {
   {
     std::ostringstream tmp;
     tmp.precision(12);
-    if(_choices.size()){
+    if(_choices.size()) {
       // construct range string using choices
-      for(unsigned int i = 0; i < _choices.size(); i++){
+      for(unsigned int i = 0; i < _choices.size(); i++) {
         if(i) tmp << ", ";
         tmp << _choices[i];
       }
-      if(_choices.size() > 1){
+      if(_choices.size() > 1) {
         _input->minimum(_choices[0]);
         _input->maximum(_choices[_choices.size() - 1]);
         _input->step(_choices[1] - _choices[0], 1);
       }
       _step = 0.;
     }
-    else{
+    else {
       // construct range string from min/max/step
-      if(_min != -_max_number){
+      if(_min != -_max_number) {
         tmp << _min;
         _input->minimum(_min);
       }
       tmp << " : ";
-      if(_max != _max_number){
+      if(_max != _max_number) {
         tmp << _max;
         _input->maximum(_max);
       }
@@ -64,20 +64,20 @@ class inputRange : public Fl_Group {
     }
     _range = tmp.str();
     if(_range_butt->active())
-      _range_tooltip =  "Edit range [";
+      _range_tooltip = "Edit range [";
     else
-      _range_tooltip =  "Range [";
+      _range_tooltip = "Range [";
     _range_tooltip += _range + "]";
     _range_butt->tooltip(_range_tooltip.c_str());
   }
   void _string2values()
   {
     std::string str = _range;
-    if(str.find_first_of(',') != std::string::npos){
+    if(str.find_first_of(',') != std::string::npos) {
       // parse list of values
       std::string::size_type first = 0;
       _choices.clear();
-      while(1){
+      while(1) {
         std::string::size_type last = str.find_first_of(',', first);
         std::string val = str.substr(first, last - first);
         _choices.push_back(atof(val.c_str()));
@@ -86,33 +86,32 @@ class inputRange : public Fl_Group {
         else
           first = last + 1;
       }
-      if(_choices.size() > 1){
+      if(_choices.size() > 1) {
         _input->minimum(_choices[0]);
         _input->maximum(_choices[_choices.size() - 1]);
         _input->step(_choices[1] - _choices[0], 1);
       }
       _step = 0.;
     }
-    else{
+    else {
       // parse min/max/step
       std::string min, max, step;
       std::string::size_type first = 0;
       std::string::size_type last = str.find_first_of(':', first);
       min = str.substr(first, last - first);
-      if(last != std::string::npos){
+      if(last != std::string::npos) {
         first = last + 1;
         last = str.find_first_of(':', first);
         max = str.substr(first, last - first);
-        if(last != std::string::npos)
-          step = str.substr(last + 1, str.size());
+        if(last != std::string::npos) step = str.substr(last + 1, str.size());
       }
-      if(min.size()){
+      if(min.size()) {
         _min = atof(min.c_str());
         _input->minimum(_min);
       }
       else
         _min = -_max_number;
-      if(max.size()){
+      if(max.size()) {
         _max = atof(max.c_str());
         _input->maximum(_max);
       }
@@ -128,9 +127,11 @@ class inputRange : public Fl_Group {
   }
   void _edit_range()
   {
-    const char *ret = fl_input("Edit range ([min : max], [min : max : step], or "
-                               "[val1, val2, ...]):", _range.c_str());
-    if(ret){
+    const char *ret =
+      fl_input("Edit range ([min : max], [min : max : step], or "
+               "[val1, val2, ...]):",
+               _range.c_str());
+    if(ret) {
       _range = ret;
       _string2values();
       _values2string();
@@ -141,52 +142,51 @@ class inputRange : public Fl_Group {
   void _set_loop_value(const std::string &val)
   {
     _loop_val = val;
-    if(val == "1"){
+    if(val == "1") {
       _loop_butt->label("1");
       _loop_butt->selection_color(FL_GREEN);
       _loop_butt->value(1);
     }
-    else if(val == "2"){
+    else if(val == "2") {
       _loop_butt->label("2");
       _loop_butt->selection_color(FL_BLUE);
       _loop_butt->value(1);
     }
-    else if(val == "3"){
+    else if(val == "3") {
       _loop_butt->label("3");
       _loop_butt->selection_color(FL_RED);
       _loop_butt->value(1);
     }
-    else{
+    else {
       _loop_butt->label("@-1gmsh_rotate");
       _loop_butt->selection_color(_loop_butt->color());
       _loop_butt->value(0);
     }
     _loop_butt->redraw();
   }
-  void _set_graph_value(const std::string &val, bool update_menu=true)
+  void _set_graph_value(const std::string &val, bool update_menu = true)
   {
     _graph_val = val;
     _graph_val.resize(36, '0');
-    if(update_menu){
-      int index[36] = {1, 2, 3, 4,      7, 8, 9, 10,
-                       13, 14, 15, 16,  19, 20, 21, 22,
-                       25, 26, 27, 28,  31, 32, 33, 34,
-                       37, 38, 39, 40,  43, 44, 45, 46,
-                       49, 50, 51, 52};
-      for(int i = 0; i < 36; i++){
+    if(update_menu) {
+      int index[36] = {1,  2,  3,  4,  7,  8,  9,  10, 13, 14, 15, 16,
+                       19, 20, 21, 22, 25, 26, 27, 28, 31, 32, 33, 34,
+                       37, 38, 39, 40, 43, 44, 45, 46, 49, 50, 51, 52};
+      for(int i = 0; i < 36; i++) {
         if(_graph_val[i] != '0')
-          ((Fl_Menu_Item*)_graph_menu->menu())[index[i]].set();
+          ((Fl_Menu_Item *)_graph_menu->menu())[index[i]].set();
         else
-          ((Fl_Menu_Item*)_graph_menu->menu())[index[i]].clear();
+          ((Fl_Menu_Item *)_graph_menu->menu())[index[i]].clear();
       }
     }
     bool yellow = false;
-    for(int i = 0; i < 36; i++) if(_graph_val[i] != '0') yellow = true;
-    if(yellow){
+    for(int i = 0; i < 36; i++)
+      if(_graph_val[i] != '0') yellow = true;
+    if(yellow) {
       _graph_butt->value(1);
       _graph_butt->selection_color(FL_YELLOW);
     }
-    else{
+    else {
       _graph_butt->value(0);
       _graph_butt->selection_color(_graph_butt->color());
     }
@@ -194,36 +194,38 @@ class inputRange : public Fl_Group {
   }
   static void _input_cb(Fl_Widget *w, void *data)
   {
-    inputRange *b = (inputRange*)data;
+    inputRange *b = (inputRange *)data;
     b->doCallbackOnValues(true);
     b->do_callback();
   }
   static void _range_butt_cb(Fl_Widget *w, void *data)
   {
-    inputRange *b = (inputRange*)data;
+    inputRange *b = (inputRange *)data;
     b->_edit_range();
   }
   static void _loop_butt_cb(Fl_Widget *w, void *data)
   {
-    inputRange *b = (inputRange*)data;
-    if(b->_loop_val == "1")      b->_set_loop_value("2");
-    else if(b->_loop_val == "2") b->_set_loop_value("3");
-    else if(b->_loop_val == "3") b->_set_loop_value("0");
-    else                         b->_set_loop_value("1");
+    inputRange *b = (inputRange *)data;
+    if(b->_loop_val == "1")
+      b->_set_loop_value("2");
+    else if(b->_loop_val == "2")
+      b->_set_loop_value("3");
+    else if(b->_loop_val == "3")
+      b->_set_loop_value("0");
+    else
+      b->_set_loop_value("1");
     b->doCallbackOnValues(false);
     b->do_callback();
   }
   static void _graph_menu_cb(Fl_Widget *w, void *data)
   {
-    inputRange *b = (inputRange*)data;
+    inputRange *b = (inputRange *)data;
     std::string v;
     v.resize(36, '0');
-    int index[36] = {1, 2, 3, 4,      7, 8, 9, 10,
-                     13, 14, 15, 16,  19, 20, 21, 22,
-                     25, 26, 27, 28,  31, 32, 33, 34,
-                     37, 38, 39, 40,  43, 44, 45, 46,
-                     49, 50, 51, 52};
-    for(int i = 0; i < 36; i++){
+    int index[36] = {1,  2,  3,  4,  7,  8,  9,  10, 13, 14, 15, 16,
+                     19, 20, 21, 22, 25, 26, 27, 28, 31, 32, 33, 34,
+                     37, 38, 39, 40, 43, 44, 45, 46, 49, 50, 51, 52};
+    for(int i = 0; i < 36; i++) {
       // 1=iso, 2=continuous, 3=discrete, 4=numeric
       v[i] = b->_graph_menu->menu()[index[i]].value() ? '3' : '0';
     }
@@ -233,27 +235,29 @@ class inputRange : public Fl_Group {
   }
   static void _graph_menu_reset_cb(Fl_Widget *w, void *data)
   {
-    inputRange *b = (inputRange*)data;
+    inputRange *b = (inputRange *)data;
     std::string v;
     v.resize(36, '0');
     b->_set_graph_value(v.c_str());
     b->doCallbackOnValues(false);
     b->do_callback();
   }
- public:
-  inputRange(int x, int y, int w, int h, double max_number, bool readOnlyRange=false,
-             const char *l=0)
-    : Fl_Group(x,y,w,h,l), _min(-max_number), _max(max_number), _step(1.),
+
+public:
+  inputRange(int x, int y, int w, int h, double max_number,
+             bool readOnlyRange = false, const char *l = 0)
+    : Fl_Group(x, y, w, h, l), _min(-max_number), _max(max_number), _step(1.),
       _max_number(max_number), _do_callback_on_values(true)
   {
     _graph_val.resize(36, '0');
 
-    int dot_w = FL_NORMAL_SIZE - 2, loop_w = FL_NORMAL_SIZE + 6, graph_w = loop_w;
+    int dot_w = FL_NORMAL_SIZE - 2, loop_w = FL_NORMAL_SIZE + 6,
+        graph_w = loop_w;
     int input_w = w - dot_w - loop_w - graph_w;
 
     _input = new inputValueFloat(x, y, input_w, h);
     _input->callback(_input_cb, this);
-    _input->when(FL_WHEN_ENTER_KEY|FL_WHEN_RELEASE);
+    _input->when(FL_WHEN_ENTER_KEY | FL_WHEN_RELEASE);
 
     _range_butt = new Fl_Button(x + input_w, y, dot_w, h, ":");
     _range_butt->callback(_range_butt_cb, this);
@@ -271,7 +275,8 @@ class inputRange : public Fl_Group {
     _graph_butt->align(FL_ALIGN_CENTER | FL_ALIGN_INSIDE);
     _graph_butt->tooltip("Draw range on X-Y graph(s)");
 
-    _graph_menu = new Fl_Menu_Button(x + input_w + dot_w + loop_w, y, graph_w, h);
+    _graph_menu =
+      new Fl_Menu_Button(x + input_w + dot_w + loop_w, y, graph_w, h);
     _graph_menu->type(Fl_Menu_Button::POPUP123);
     _graph_menu->add("Top Left/X ", 0, _graph_menu_cb, this, FL_MENU_TOGGLE);
     _graph_menu->add("Top Left/Y ", 0, _graph_menu_cb, this, FL_MENU_TOGGLE);
@@ -283,12 +288,18 @@ class inputRange : public Fl_Group {
     _graph_menu->add("Top Right/Y ' ", 0, _graph_menu_cb, this, FL_MENU_TOGGLE);
     _graph_menu->add("Bottom Left/X ", 0, _graph_menu_cb, this, FL_MENU_TOGGLE);
     _graph_menu->add("Bottom Left/Y ", 0, _graph_menu_cb, this, FL_MENU_TOGGLE);
-    _graph_menu->add("Bottom Left/X ' ", 0, _graph_menu_cb, this, FL_MENU_TOGGLE);
-    _graph_menu->add("Bottom Left/Y ' ", 0, _graph_menu_cb, this, FL_MENU_TOGGLE);
-    _graph_menu->add("Bottom Right/X ", 0, _graph_menu_cb, this, FL_MENU_TOGGLE);
-    _graph_menu->add("Bottom Right/Y ", 0, _graph_menu_cb, this, FL_MENU_TOGGLE);
-    _graph_menu->add("Bottom Right/X ' ", 0, _graph_menu_cb, this, FL_MENU_TOGGLE);
-    _graph_menu->add("Bottom Right/Y ' ", 0, _graph_menu_cb, this, FL_MENU_TOGGLE);
+    _graph_menu->add("Bottom Left/X ' ", 0, _graph_menu_cb, this,
+                     FL_MENU_TOGGLE);
+    _graph_menu->add("Bottom Left/Y ' ", 0, _graph_menu_cb, this,
+                     FL_MENU_TOGGLE);
+    _graph_menu->add("Bottom Right/X ", 0, _graph_menu_cb, this,
+                     FL_MENU_TOGGLE);
+    _graph_menu->add("Bottom Right/Y ", 0, _graph_menu_cb, this,
+                     FL_MENU_TOGGLE);
+    _graph_menu->add("Bottom Right/X ' ", 0, _graph_menu_cb, this,
+                     FL_MENU_TOGGLE);
+    _graph_menu->add("Bottom Right/Y ' ", 0, _graph_menu_cb, this,
+                     FL_MENU_TOGGLE);
     _graph_menu->add("Top/X ", 0, _graph_menu_cb, this, FL_MENU_TOGGLE);
     _graph_menu->add("Top/Y ", 0, _graph_menu_cb, this, FL_MENU_TOGGLE);
     _graph_menu->add("Top/X ' ", 0, _graph_menu_cb, this, FL_MENU_TOGGLE);
@@ -314,29 +325,45 @@ class inputRange : public Fl_Group {
     end(); // close the group
     resizable(_input);
   }
-  bool doCallbackOnValues(){ return _do_callback_on_values; }
-  void doCallbackOnValues(bool val){ _do_callback_on_values = val; }
+  bool doCallbackOnValues() { return _do_callback_on_values; }
+  void doCallbackOnValues(bool val) { _do_callback_on_values = val; }
   double value() { return _input->value(); }
   void value(double val) { _input->value(val); }
-  void choices(const std::vector<double> &val) { _choices = val; _values2string(); }
+  void choices(const std::vector<double> &val)
+  {
+    _choices = val;
+    _values2string();
+  }
   std::vector<double> choices() { return _choices; }
-  void minimum(double val) { _min = val; _values2string(); }
+  void minimum(double val)
+  {
+    _min = val;
+    _values2string();
+  }
   double minimum() { return _min; }
-  void maximum(double val) { _max = val; _values2string(); }
+  void maximum(double val)
+  {
+    _max = val;
+    _values2string();
+  }
   double maximum() { return _max; }
-  void step(double val) { _step = val; _values2string(); }
+  void step(double val)
+  {
+    _step = val;
+    _values2string();
+  }
   double step() { return _step; }
-  void loop(const std::string &val){ _set_loop_value(val); }
-  std::string loop(){ return _loop_val; }
-  void graph(const std::string &val){ _set_graph_value(val); }
-  std::string graph(){ return _graph_val; }
+  void loop(const std::string &val) { _set_loop_value(val); }
+  std::string loop() { return _loop_val; }
+  void graph(const std::string &val) { _set_graph_value(val); }
+  std::string graph() { return _graph_val; }
   void color(int col)
   {
     _input->color(col);
     _input->textcolor(fl_contrast(FL_FOREGROUND_COLOR, col));
   }
-  int color(){ return _input->color(); }
-  Fl_Value_Input *input(){ return _input; }
+  int color() { return _input->color(); }
+  Fl_Value_Input *input() { return _input; }
 };
 
 #endif
diff --git a/Fltk/inputValue.cpp b/Fltk/inputValue.cpp
index 58a3ea0f814a6c3287f1db0ffc081f96e4e125a4..2e1ce8bf397d4012852f0ad00fe13f2e346fb421 100644
--- a/Fltk/inputValue.cpp
+++ b/Fltk/inputValue.cpp
@@ -8,19 +8,19 @@
 #include <stdlib.h>
 #include <FL/math.h>
 
-void inputValueFloat::new_input_cb(Fl_Widget*, void* v)
+void inputValueFloat::new_input_cb(Fl_Widget *, void *v)
 {
-  inputValueFloat& t = *(inputValueFloat*)v;
+  inputValueFloat &t = *(inputValueFloat *)v;
   double nv = strtod(t.input.value(), 0);
-  if (nv != t.value() || t.when() & FL_WHEN_NOT_CHANGED) {
+  if(nv != t.value() || t.when() & FL_WHEN_NOT_CHANGED) {
     t.set_value(nv);
     t.set_changed();
-    if (t.when()) t.do_callback();
+    if(t.when()) t.do_callback();
   }
 }
 
-inputValueFloat::inputValueFloat(int x, int y, int w, int h, const char *l) :
-  inputValue(x, y, w, h, l)
+inputValueFloat::inputValueFloat(int x, int y, int w, int h, const char *l)
+  : inputValue(x, y, w, h, l)
 {
   input.type(FL_FLOAT_INPUT);
   input.callback(new_input_cb, this);
@@ -33,42 +33,43 @@ int inputValueFloat::handle(int event)
   int mx = Fl::event_x_root();
   static int ix, drag;
   input.when(when());
-  switch (event) {
+  switch(event) {
   case FL_PUSH:
-    if (!step()) goto DEFAULT;
+    if(!step()) goto DEFAULT;
     ix = mx;
     drag = Fl::event_button();
     handle_push();
     return 1;
   case FL_DRAG:
-    if (!step()) goto DEFAULT;
-    delta = mx-ix;
-    if (delta > 5) delta -= 5;
-    else if (delta < -5) delta += 5;
-    else delta = 0;
-    switch (drag) {
-    case 3: v = increment(previous_value(), delta*100); break;
-    case 2: v = increment(previous_value(), delta*10); break;
-    default:v = increment(previous_value(), delta); break;
+    if(!step()) goto DEFAULT;
+    delta = mx - ix;
+    if(delta > 5)
+      delta -= 5;
+    else if(delta < -5)
+      delta += 5;
+    else
+      delta = 0;
+    switch(drag) {
+    case 3: v = increment(previous_value(), delta * 100); break;
+    case 2: v = increment(previous_value(), delta * 10); break;
+    default: v = increment(previous_value(), delta); break;
     }
     v = round(v);
-    handle_drag(soft()?softclamp(v):clamp(v));;
+    handle_drag(soft() ? softclamp(v) : clamp(v));
+    ;
     return 1;
   case FL_RELEASE:
-    if (!step()) goto DEFAULT;
-    if (value() != previous_value() || !Fl::event_is_click())
+    if(!step()) goto DEFAULT;
+    if(value() != previous_value() || !Fl::event_is_click())
       handle_release();
     else {
       Fl_Widget_Tracker wp(&input);
       input.handle(FL_PUSH);
-      if (wp.exists())
-	input.handle(FL_RELEASE);
+      if(wp.exists()) input.handle(FL_RELEASE);
     }
     return 1;
-  case FL_FOCUS:
-    return input.take_focus();
-  case FL_SHORTCUT:
-    return input.handle(event);
+  case FL_FOCUS: return input.take_focus();
+  case FL_SHORTCUT: return input.handle(event);
   default:
   DEFAULT:
     return input.handle(event);
diff --git a/Fltk/inputValue.h b/Fltk/inputValue.h
index 91ed868f25f927b59198d20ed5aa6a3c29021569..d019fa314bd8dbfc778cad46e17df39406acbf36 100644
--- a/Fltk/inputValue.h
+++ b/Fltk/inputValue.h
@@ -11,24 +11,24 @@
 
 // same as FL_Value_Input, but prints values in engineering notation
 
-class inputValue : public Fl_Value_Input
-{
- public:
-  inputValue(int x, int y, int w, int h, const char *l=0) :
-    Fl_Value_Input(x, y, w, h, l) {}
-  virtual int format(char *buffer){ return sprintf(buffer, "%g", value()); }
+class inputValue : public Fl_Value_Input {
+public:
+  inputValue(int x, int y, int w, int h, const char *l = 0)
+    : Fl_Value_Input(x, y, w, h, l)
+  {
+  }
+  virtual int format(char *buffer) { return sprintf(buffer, "%g", value()); }
 };
 
-
 // same as inputValue, but forces the underlying FL_Value_Input to always accept
 // floats (whatever the step value)
 
-class inputValueFloat : public inputValue
-{
- private:
-  static void new_input_cb(Fl_Widget*,void*);
- public:
-  inputValueFloat(int x, int y, int w, int h, const char *l=0);
+class inputValueFloat : public inputValue {
+private:
+  static void new_input_cb(Fl_Widget *, void *);
+
+public:
+  inputValueFloat(int x, int y, int w, int h, const char *l = 0);
   int handle(int event);
 };
 
diff --git a/Fltk/mainWindow.h b/Fltk/mainWindow.h
index b1642d407f0c3a6628ddfe54ecb914f2612cf978..64ca2d9fe4cded925edfb8aa85e3a6b65be3698b 100644
--- a/Fltk/mainWindow.h
+++ b/Fltk/mainWindow.h
@@ -12,23 +12,23 @@
 
 // Derive the main window from Fl_Window (it shows up faster that way)
 class mainWindow : public Fl_Window {
- public:
-  mainWindow(int w, int h, bool nonModal, const char *l=0)
+public:
+  mainWindow(int w, int h, bool nonModal, const char *l = 0)
     : Fl_Window(w, h, l)
   {
     if(nonModal) set_non_modal();
   }
   virtual int handle(int event)
   {
-    switch (event) {
+    switch(event) {
     case FL_SHORTCUT:
     case FL_KEYBOARD:
 #if defined(__APPLE__)
-      if(Fl::test_shortcut(FL_META+'w')){
+      if(Fl::test_shortcut(FL_META + 'w')) {
 #elif defined(WIN32)
-      if(Fl::test_shortcut(FL_ALT+FL_F+4)){
+      if(Fl::test_shortcut(FL_ALT + FL_F + 4)) {
 #else
-      if(Fl::test_shortcut(FL_CTRL+'w')){
+      if(Fl::test_shortcut(FL_CTRL + 'w')) {
 #endif
         if(fl_choice("Do you really want to quit?", "Cancel", "Quit", 0))
           do_callback();
@@ -38,7 +38,7 @@ class mainWindow : public Fl_Window {
     }
     return Fl_Window::handle(event);
   }
-  virtual void resize(int X,int Y,int W,int H)
+  virtual void resize(int X, int Y, int W, int H)
   {
     Fl_Window::resize(X, Y, W, H);
   }
diff --git a/Fltk/manipWindow.cpp b/Fltk/manipWindow.cpp
index cec77242d37b92cc1df69941f111979ef7a310f8..b366cc7a99a2f908d8400f5b0af8a69298de5c80 100644
--- a/Fltk/manipWindow.cpp
+++ b/Fltk/manipWindow.cpp
@@ -13,14 +13,12 @@
 #include "Options.h"
 #include "Context.h"
 
-void manip_cb(Fl_Widget *w, void *data)
-{
-  FlGui::instance()->manip->show();
-}
+void manip_cb(Fl_Widget *w, void *data) { FlGui::instance()->manip->show(); }
 
 static void manip_update_cb(Fl_Widget *w, void *data)
 {
-  drawContext *ctx = FlGui::instance()->getCurrentOpenglWindow()->getDrawContext();
+  drawContext *ctx =
+    FlGui::instance()->getCurrentOpenglWindow()->getDrawContext();
   ctx->r[0] = FlGui::instance()->manip->value[0]->value();
   ctx->r[1] = FlGui::instance()->manip->value[1]->value();
   ctx->r[2] = FlGui::instance()->manip->value[2]->value();
@@ -41,8 +39,9 @@ manipWindow::manipWindow(int deltaFontSize)
   int width = 4 * BB + 2 * WB;
   int height = 5 * BH + 3 * WB;
 
-  win = new paletteWindow
-    (width, height, CTX::instance()->nonModalWindows ? true : false, "Manipulator");
+  win = new paletteWindow(width, height,
+                          CTX::instance()->nonModalWindows ? true : false,
+                          "Manipulator");
   win->box(GMSH_WINDOW_BOX);
 
   Fl_Box *top[3], *left[3];
@@ -52,9 +51,9 @@ manipWindow::manipWindow(int deltaFontSize)
   left[0] = new Fl_Box(WB + 0 * BB, 1 * WB + 1 * BH, BB, BH, "Rotation");
   left[1] = new Fl_Box(WB + 0 * BB, 1 * WB + 2 * BH, BB, BH, "Translation");
   left[2] = new Fl_Box(WB + 0 * BB, 1 * WB + 3 * BH, BB, BH, "Scale");
-  for(int i = 0; i < 3; i++){
-    top[i]->align(FL_ALIGN_INSIDE|FL_ALIGN_CENTER);
-    left[i]->align(FL_ALIGN_INSIDE|FL_ALIGN_CENTER);
+  for(int i = 0; i < 3; i++) {
+    top[i]->align(FL_ALIGN_INSIDE | FL_ALIGN_CENTER);
+    left[i]->align(FL_ALIGN_INSIDE | FL_ALIGN_CENTER);
   }
 
   value[0] = new Fl_Value_Input(WB + 1 * BB, 1 * WB + 1 * BH, BB, BH);
@@ -67,13 +66,13 @@ manipWindow::manipWindow(int deltaFontSize)
   value[7] = new Fl_Value_Input(WB + 2 * BB, 1 * WB + 3 * BH, BB, BH);
   value[8] = new Fl_Value_Input(WB + 3 * BB, 1 * WB + 3 * BH, BB, BH);
 
-  for(int i = 0; i < 9; i++){
-    if(i < 3){
+  for(int i = 0; i < 9; i++) {
+    if(i < 3) {
       value[i]->minimum(0.);
       value[i]->maximum(360.);
       value[i]->step(1.);
     }
-    else if(i > 5){
+    else if(i > 5) {
       value[i]->minimum(0.1);
       value[i]->maximum(100.);
       value[i]->step(0.1);
@@ -83,12 +82,13 @@ manipWindow::manipWindow(int deltaFontSize)
   }
 
   {
-    Fl_Button *o = new Fl_Button
-      (width - BB - WB, height - BH - WB, BB, BH, "Reset");
+    Fl_Button *o =
+      new Fl_Button(width - BB - WB, height - BH - WB, BB, BH, "Reset");
     o->callback(status_xyz1p_cb, (void *)"reset");
   }
 
-  win->position(CTX::instance()->manipPosition[0], CTX::instance()->manipPosition[1]);
+  win->position(CTX::instance()->manipPosition[0],
+                CTX::instance()->manipPosition[1]);
   win->end();
 
   FL_NORMAL_SIZE += deltaFontSize;
@@ -96,7 +96,7 @@ manipWindow::manipWindow(int deltaFontSize)
 
 void manipWindow::update(bool force)
 {
-  if(force || win->shown()){
+  if(force || win->shown()) {
     double val1 = CTX::instance()->lc;
 
     double r0 = opt_general_rotation0(0, GMSH_GET, 0);
@@ -118,16 +118,16 @@ void manipWindow::update(bool force)
     value[6]->value(s0);
     value[7]->value(s1);
     value[8]->value(s2);
-    for(int i = 0; i < 3; i++){
+    for(int i = 0; i < 3; i++) {
       value[i]->minimum(-360.);
       value[i]->maximum(360.);
       value[i]->step(1.);
-      value[i+3]->minimum(-val1);
-      value[i+3]->maximum(val1);
-      value[i+3]->step(val1 / 200., 1);
-      value[i+6]->minimum(0.01);
-      value[i+6]->maximum(100.);
-      value[i+6]->step(0.01);
+      value[i + 3]->minimum(-val1);
+      value[i + 3]->maximum(val1);
+      value[i + 3]->step(val1 / 200., 1);
+      value[i + 6]->minimum(0.01);
+      value[i + 6]->maximum(100.);
+      value[i + 6]->step(0.01);
     }
   }
 }
diff --git a/Fltk/manipWindow.h b/Fltk/manipWindow.h
index c443ddd1875afc46e95b14ae5d001c4a8bd6f316..f133c0ed3a372f4f11ede3345fcd93cd4ddd01e2 100644
--- a/Fltk/manipWindow.h
+++ b/Fltk/manipWindow.h
@@ -9,13 +9,14 @@
 #include <FL/Fl_Window.H>
 #include <FL/Fl_Value_Input.H>
 
-class manipWindow{
- public:
+class manipWindow {
+public:
   Fl_Window *win;
   Fl_Value_Input *value[9];
- public:
+
+public:
   manipWindow(int deltaFontSize);
-  void update(bool force=false);
+  void update(bool force = false);
   void show();
 };
 
diff --git a/Fltk/messageBrowser.h b/Fltk/messageBrowser.h
index 2235829a62ab9334e61f85851744a6f7ed30977e..dbf771808a058119f4974ef78e6c146c6c0e5d78 100644
--- a/Fltk/messageBrowser.h
+++ b/Fltk/messageBrowser.h
@@ -9,16 +9,16 @@
 #include "FlGui.h"
 #include <algorithm>
 
-class messageBrowser : public Fl_Group{
- private:
+class messageBrowser : public Fl_Group {
+private:
   Fl_Browser *_browser;
   Fl_Group *_box;
   Fl_Check_Button *_autoscroll;
   Fl_Button *_clear, *_save;
   Fl_Input *_search;
 
- public:
-  messageBrowser(int x, int y, int w, int h, const char *l=0)
+public:
+  messageBrowser(int x, int y, int w, int h, const char *l = 0)
     : Fl_Group(x, y, w, h, l)
   {
     int bh = BH - 4; // button height
@@ -29,11 +29,12 @@ class messageBrowser : public Fl_Group{
     _box = new Fl_Group(x, y, w, bh + 2 * wb);
     _box->box(GMSH_SIMPLE_TOP_BOX);
 
-    Fl_Group* o = new Fl_Group(x + wb, y + wb, sw, bh);
+    Fl_Group *o = new Fl_Group(x + wb, y + wb, sw, bh);
     o->tooltip("Filter messages");
     o->box(FL_THIN_DOWN_BOX);
     o->color(FL_BACKGROUND2_COLOR);
-    _search = new Fl_Input(x + wb + bh, y + wb + 2, sw - bh - 2, bh - 4, "@-1gmsh_search");
+    _search = new Fl_Input(x + wb + bh, y + wb + 2, sw - bh - 2, bh - 4,
+                           "@-1gmsh_search");
     _search->box(FL_FLAT_BOX);
     _search->when(FL_WHEN_CHANGED);
     _search->textsize(FL_NORMAL_SIZE - 1);
@@ -48,8 +49,8 @@ class messageBrowser : public Fl_Group{
     _clear->labelsize(FL_NORMAL_SIZE - 1);
     _clear->box(FL_THIN_UP_BOX);
 
-    _autoscroll = new Fl_Check_Button
-      (x + sw + 2 * bb + 3 * WB, y + wb, 2 * bb, bh, "Autoscroll messages");
+    _autoscroll = new Fl_Check_Button(x + sw + 2 * bb + 3 * WB, y + wb, 2 * bb,
+                                      bh, "Autoscroll messages");
     _autoscroll->labelsize(FL_NORMAL_SIZE - 1);
     _autoscroll->type(FL_TOGGLE_BUTTON);
     _autoscroll->value(1);
@@ -61,38 +62,41 @@ class messageBrowser : public Fl_Group{
     _browser->box(GMSH_SIMPLE_TOP_BOX);
     _browser->textfont(FL_SCREEN);
     _browser->type(FL_MULTI_BROWSER);
-    _browser->scrollbar_size(std::max(10, FL_NORMAL_SIZE - 2)); // thinner scrollbars
+    _browser->scrollbar_size(
+      std::max(10, FL_NORMAL_SIZE - 2)); // thinner scrollbars
     _browser->end();
     end();
     resizable(_browser);
   }
-  void box(Fl_Boxtype new_box) { _browser->box(new_box);}
+  void box(Fl_Boxtype new_box) { _browser->box(new_box); }
   void textfont(Fl_Font font) { _browser->textfont(font); }
-  void textsize(Fl_Fontsize newSize){ _browser->textsize(newSize); }
+  void textsize(Fl_Fontsize newSize) { _browser->textsize(newSize); }
   Fl_Fontsize textsize() const { return _browser->textsize(); }
-  void callback(Fl_Callback* cb, void* p) { _browser->callback(cb, p);}
-  void search_callback(Fl_Callback* cb, void* p) { _search->callback(cb, p);}
-  void autoscroll_callback(Fl_Callback* cb, void* p) { _autoscroll->callback(cb, p);}
-  void save_callback(Fl_Callback* cb, void* p) { _save->callback(cb, p);}
-  void clear_callback(Fl_Callback* cb, void* p) { _clear->callback(cb, p);}
+  void callback(Fl_Callback *cb, void *p) { _browser->callback(cb, p); }
+  void search_callback(Fl_Callback *cb, void *p) { _search->callback(cb, p); }
+  void autoscroll_callback(Fl_Callback *cb, void *p)
+  {
+    _autoscroll->callback(cb, p);
+  }
+  void save_callback(Fl_Callback *cb, void *p) { _save->callback(cb, p); }
+  void clear_callback(Fl_Callback *cb, void *p) { _clear->callback(cb, p); }
   void bottomline(int line) { _browser->bottomline(line); }
-  int size(){ return _browser->size(); }
-  void add(const char* newtext)
+  int size() { return _browser->size(); }
+  void add(const char *newtext)
   {
     std::string search = _search->value();
-    if(search.empty()){
+    if(search.empty()) {
       _browser->add(newtext);
     }
-    else{
+    else {
       std::transform(search.begin(), search.end(), search.begin(), ::tolower);
       std::string tmp(newtext);
       std::transform(tmp.begin(), tmp.end(), tmp.begin(), ::tolower);
-      if(tmp.find(search) != std::string::npos)
-        _browser->add(newtext);
+      if(tmp.find(search) != std::string::npos) _browser->add(newtext);
     }
   }
-  void clear(){ _browser->clear(); }
-  const char* text(int line) const { return _browser->text(line); }
+  void clear() { _browser->clear(); }
+  const char *text(int line) const { return _browser->text(line); }
   int selected(int line) const { return _browser->selected(line); }
 };
 
diff --git a/Fltk/onelabGroup.cpp b/Fltk/onelabGroup.cpp
index 793f97d677854128b0a08dd8ba40d3154c744534..10b8c0a753484937025855da384b9a3605262c60 100644
--- a/Fltk/onelabGroup.cpp
+++ b/Fltk/onelabGroup.cpp
@@ -56,20 +56,21 @@ void solver_cb(Fl_Widget *w, void *data)
   if(!FlGui::instance()->onelab) return;
 
   int num = (intptr_t)data;
-  if(num >= 0){
+  if(num >= 0) {
     std::string name = opt_solver_name(num, GMSH_GET, "");
     std::string exe = opt_solver_executable(num, GMSH_GET, "");
     std::string host = opt_solver_remote_login(num, GMSH_GET, "");
     FlGui::instance()->onelab->addSolver(name, exe, host, num);
   }
-  else{
+  else {
     FlGui::instance()->onelab->rebuildSolverList();
   }
 
-  if(CTX::instance()->solver.autoLoadDatabase){
-    std::vector<std::string> split = SplitFileName(GModel::current()->getFileName());
+  if(CTX::instance()->solver.autoLoadDatabase) {
+    std::vector<std::string> split =
+      SplitFileName(GModel::current()->getFileName());
     std::string db = split[0] + split[1] + ".db";
-    if(!StatFile(db)){
+    if(!StatFile(db)) {
       onelabUtils::loadDb(db);
       CTX::instance()->launchSolverAtStartup = -1;
     }
@@ -77,15 +78,15 @@ void solver_cb(Fl_Widget *w, void *data)
 
   if(FlGui::instance()->onelab->isBusy())
     FlGui::instance()->onelab->show();
-  else{
-    if(CTX::instance()->launchSolverAtStartup >= 0){
-      onelab_cb(0, (void*)"reset");
+  else {
+    if(CTX::instance()->launchSolverAtStartup >= 0) {
+      onelab_cb(0, (void *)"reset");
       onelabUtils::setFirstComputationFlag(true);
     }
     else if(num >= 0)
-      onelab_cb(0, (void*)"check");
+      onelab_cb(0, (void *)"check");
     else
-      onelab_cb(0, (void*)"refresh");
+      onelab_cb(0, (void *)"refresh");
     FlGui::instance()->onelab->updateGearMenu();
   }
 
@@ -96,19 +97,19 @@ void onelab_cb(Fl_Widget *w, void *data)
 {
   if(!data) return;
 
-  std::string action((const char*)data);
+  std::string action((const char *)data);
 
-  if(action == "refresh"){
+  if(action == "refresh") {
     onelabUtils::updateGraphs();
     FlGui::instance()->rebuildTree(true);
     return;
   }
 
-  if(action == "stop"){
+  if(action == "stop") {
     FlGui::instance()->onelab->stop(true);
     FlGui::instance()->onelab->setButtonMode("", "kill");
     for(onelab::server::citer it = onelab::server::instance()->firstClient();
-        it != onelab::server::instance()->lastClient(); it++){
+        it != onelab::server::instance()->lastClient(); it++) {
       onelab::string o((*it)->getName() + "/Action", "stop");
       o.setVisible(false);
       o.setNeverChanged(true);
@@ -117,7 +118,7 @@ void onelab_cb(Fl_Widget *w, void *data)
     return;
   }
 
-  if(action == "kill"){
+  if(action == "kill") {
     FlGui::instance()->onelab->stop(true);
     for(onelab::server::citer it = onelab::server::instance()->firstClient();
         it != onelab::server::instance()->lastClient(); it++)
@@ -125,21 +126,21 @@ void onelab_cb(Fl_Widget *w, void *data)
     return;
   }
 
-  if(action == "save"){
+  if(action == "save") {
     std::string fileName = "onelab.db";
 
     // special handling for metamodels: add user defined tag, if any
     std::vector<onelab::string> ps;
-    onelab::server::instance()->get(ps,"0Metamodel/9Tag");
-    if(ps.size() && ps[0].getValue().size()){
+    onelab::server::instance()->get(ps, "0Metamodel/9Tag");
+    if(ps.size() && ps[0].getValue().size()) {
       fileName.assign("onelab_" + ps[0].getValue() + ".db");
     }
 
     // special handling for metamodels: save db in "restore" mode"
     double restoreMode = 0.;
     std::vector<onelab::number> pn;
-    onelab::server::instance()->get(pn,"0Metamodel/9Use restored solution");
-    if(pn.size()){
+    onelab::server::instance()->get(pn, "0Metamodel/9Use restored solution");
+    if(pn.size()) {
       restoreMode = pn[0].getValue();
       pn[0].setValue(2); // special value
       onelab::server::instance()->set(pn[0]);
@@ -147,35 +148,35 @@ void onelab_cb(Fl_Widget *w, void *data)
 
     std::string db;
     db.assign(SplitFileName(GModel::current()->getFileName())[0] + fileName);
-    if(fileChooser(FILE_CHOOSER_CREATE, "Save", "*.db", db.c_str())){
-      if(!restoreMode)
-	onelabUtils::archiveSolutionFiles(fileChooserGetName(1));
+    if(fileChooser(FILE_CHOOSER_CREATE, "Save", "*.db", db.c_str())) {
+      if(!restoreMode) onelabUtils::archiveSolutionFiles(fileChooserGetName(1));
       onelabUtils::saveDb(fileChooserGetName(1));
     }
 
     // special handling for metamodels: switch back to normal "run" mode"
-    onelab::server::instance()->get(pn,"0Metamodel/9Use restored solution");
-    if(pn.size()){
+    onelab::server::instance()->get(pn, "0Metamodel/9Use restored solution");
+    if(pn.size()) {
       pn[0].setValue(0);
       onelab::server::instance()->set(pn[0]);
     }
     action = "check";
-    //return;
+    // return;
   }
 
-  if(FlGui::instance()->onelab->isBusy()){
+  if(FlGui::instance()->onelab->isBusy()) {
     Msg::Info("I'm busy! Ask me that later...");
     return;
   }
 
-  if(action == "load"){
-    std::string db = SplitFileName(GModel::current()->getFileName())[0] + "onelab.db";
+  if(action == "load") {
+    std::string db =
+      SplitFileName(GModel::current()->getFileName())[0] + "onelab.db";
     if(fileChooser(FILE_CHOOSER_SINGLE, "Load", "*.db", db.c_str()))
       onelabUtils::loadDb(fileChooserGetName(1));
     action = "check";
   }
 
-  if(action == "reset"){
+  if(action == "reset") {
     onelabUtils::resetDb(true);
     action = "check";
   }
@@ -186,25 +187,26 @@ void onelab_cb(Fl_Widget *w, void *data)
 
   if(action == "compute") onelabUtils::initializeLoops();
 
-  do{ // enter loop
+  do { // enter loop
 
-    //run Gmsh client for non-python metamodels
+    // run Gmsh client for non-python metamodels
     if(onelabUtils::runGmshClient(action, CTX::instance()->solver.autoMesh))
       drawContext::global()->draw();
 
-    if(action == "compute")
-      FlGui::instance()->onelab->checkForErrors("Gmsh");
+    if(action == "compute") FlGui::instance()->onelab->checkForErrors("Gmsh");
     if(FlGui::instance()->onelab->stop()) break;
 
     // iterate over all other clients (there should normally only be one)
     for(onelab::server::citer it = onelab::server::instance()->firstClient();
-	it != onelab::server::instance()->lastClient(); it++){
+        it != onelab::server::instance()->lastClient(); it++) {
       onelab::client *c = *it;
       if(c->getName() == "Gmsh" || // local Gmsh client
-	 c->getName() == "Listen" || // unknown client connecting through "-listen"
-	 c->getName() == "GmshRemote" || // distant post-processing Gmsh client
-         c->getName().find("NoAutoRun") != std::string::npos) // client name contains "NoAutoRun"
-	continue;
+         c->getName() ==
+           "Listen" || // unknown client connecting through "-listen"
+         c->getName() == "GmshRemote" || // distant post-processing Gmsh client
+         c->getName().find("NoAutoRun") !=
+           std::string::npos) // client name contains "NoAutoRun"
+        continue;
       if(action != "initialize") onelabUtils::guessModelName(c);
       onelab::string o(c->getName() + "/Action", action);
       o.setVisible(false);
@@ -213,9 +215,10 @@ void onelab_cb(Fl_Widget *w, void *data)
       // we should skip the computation here if no parameter has changed for the
       // solver:
       //
-      //if(action != "compute" || onelab::server::instance()->getChanged(c->getName()))
-        c->run();
-      if(action == "compute"){
+      // if(action != "compute" ||
+      // onelab::server::instance()->getChanged(c->getName()))
+      c->run();
+      if(action == "compute") {
         // after computing with this solver, mark the parameters as unchanged
         // for this solver
         onelab::server::instance()->setChanged(0, c->getName());
@@ -224,7 +227,7 @@ void onelab_cb(Fl_Widget *w, void *data)
       if(FlGui::instance()->onelab->stop()) break;
     }
 
-    if(action != "initialize"){
+    if(action != "initialize") {
       onelabUtils::updateGraphs();
       FlGui::instance()->rebuildTree(action == "compute");
     }
@@ -233,10 +236,12 @@ void onelab_cb(Fl_Widget *w, void *data)
           onelabUtils::incrementLoops());
 
   if(action == "compute" && (CTX::instance()->solver.autoSaveDatabase ||
-                             CTX::instance()->solver.autoArchiveOutputFiles)){
-    std::vector<std::string> split = SplitFileName(GModel::current()->getFileName());
+                             CTX::instance()->solver.autoArchiveOutputFiles)) {
+    std::vector<std::string> split =
+      SplitFileName(GModel::current()->getFileName());
     std::string db = split[0] + split[1] + ".db";
-    if(CTX::instance()->solver.autoArchiveOutputFiles) onelabUtils::archiveOutputFiles(db);
+    if(CTX::instance()->solver.autoArchiveOutputFiles)
+      onelabUtils::archiveOutputFiles(db);
     if(CTX::instance()->solver.autoSaveDatabase) onelabUtils::saveDb(db);
   }
 
@@ -251,15 +256,15 @@ void onelab_cb(Fl_Widget *w, void *data)
 void onelab_option_cb(Fl_Widget *w, void *data)
 {
   if(!data) return;
-  std::string what((const char*)data);
-  double val = ((Fl_Menu_*)w)->mvalue()->value() ? 1. : 0.;
+  std::string what((const char *)data);
+  double val = ((Fl_Menu_ *)w)->mvalue()->value() ? 1. : 0.;
   if(what == "save")
     CTX::instance()->solver.autoSaveDatabase = val;
   else if(what == "load")
     CTX::instance()->solver.autoLoadDatabase = val;
   else if(what == "archive")
     CTX::instance()->solver.autoArchiveOutputFiles = val;
-  else if(what == "check"){
+  else if(what == "check") {
     CTX::instance()->solver.autoCheck = val;
     FlGui::instance()->onelab->setButtonVisibility();
   }
@@ -271,7 +276,7 @@ void onelab_option_cb(Fl_Widget *w, void *data)
     CTX::instance()->solver.autoShowViews = val ? 2 : 0;
   else if(what == "step")
     CTX::instance()->solver.autoShowLastStep = val;
-  else if(what == "invisible"){
+  else if(what == "invisible") {
     CTX::instance()->solver.showInvisibleParameters = val;
     FlGui::instance()->onelab->rebuildTree(true);
   }
@@ -279,7 +284,7 @@ void onelab_option_cb(Fl_Widget *w, void *data)
 
 static void onelab_choose_executable_cb(Fl_Widget *w, void *data)
 {
-  onelab::localNetworkClient *c = (onelab::localNetworkClient*)data;
+  onelab::localNetworkClient *c = (onelab::localNetworkClient *)data;
   std::string pattern = "*";
 #if defined(WIN32)
   pattern += ".exe";
@@ -287,38 +292,41 @@ static void onelab_choose_executable_cb(Fl_Widget *w, void *data)
 
   std::string exe = "";
 
-  if(!w){ // we entered here automatically because no executable is given
+  if(!w) { // we entered here automatically because no executable is given
 
     // try to find an executable automatically (this is really useful for
     // beginners)
     std::string gmshPath = SplitFileName(CTX::instance()->exeFileName)[0];
-    if(gmshPath.size()){
+    if(gmshPath.size()) {
       std::string name = c->getName();
-      for(unsigned int i = 0; i < name.size(); i++)
-        name[i] = tolower(name[i]);
+      for(unsigned int i = 0; i < name.size(); i++) name[i] = tolower(name[i]);
       std::string path1 = gmshPath + name;
       std::string path2 = gmshPath + "data/" + name;
 #if defined(WIN32)
       path1 += ".exe";
       path2 += ".exe";
 #endif
-      if(!StatFile(path1)) exe = path1;
-      else if(!StatFile(path2)) exe = path2;
+      if(!StatFile(path1))
+        exe = path1;
+      else if(!StatFile(path2))
+        exe = path2;
       if(exe.size())
         Msg::Info("Automatically found %s executable: %s", c->getName().c_str(),
                   exe.c_str());
     }
 
-    if(exe.empty()){
+    if(exe.empty()) {
       const char *o = fl_close;
       fl_close = "OK";
-      fl_message("This appears to be the first time you are trying to run %s.\n\n"
-                 "Please select the path to the executable.", c->getName().c_str());
+      fl_message(
+        "This appears to be the first time you are trying to run %s.\n\n"
+        "Please select the path to the executable.",
+        c->getName().c_str());
       fl_close = o;
     }
   }
 
-  if(exe.empty()){
+  if(exe.empty()) {
     const char *old = 0;
     if(c->getExecutable().size()) old = c->getExecutable().c_str();
     std::string title = "Choose location of " + c->getName() + " executable";
@@ -326,7 +334,7 @@ static void onelab_choose_executable_cb(Fl_Widget *w, void *data)
       exe = fileChooserGetName(1);
   }
 
-  if(exe.size()){
+  if(exe.size()) {
     c->setExecutable(exe);
     opt_solver_executable(c->getIndex(), GMSH_SET, exe);
   }
@@ -334,10 +342,10 @@ static void onelab_choose_executable_cb(Fl_Widget *w, void *data)
 
 static void onelab_add_solver_cb(Fl_Widget *w, void *data)
 {
-  for(int i = 0; i < NUM_SOLVERS; i++){
-    if(opt_solver_name(i, GMSH_GET, "").empty() || i == (NUM_SOLVERS - 1)){
+  for(int i = 0; i < NUM_SOLVERS; i++) {
+    if(opt_solver_name(i, GMSH_GET, "").empty() || i == (NUM_SOLVERS - 1)) {
       const char *name = fl_input("Solver name:", "");
-      if(name){
+      if(name) {
         FlGui::instance()->onelab->addSolver(name, "", "", i);
       }
       return;
@@ -345,13 +353,13 @@ static void onelab_add_solver_cb(Fl_Widget *w, void *data)
   }
 }
 
-template<class T>
+template <class T>
 static void setClosed(const std::string &path, std::vector<T> &ps,
                       const std::string &value)
 {
   onelab::server::instance()->get(ps);
-  for(unsigned int i = 0; i < ps.size(); i++){
-    if(ps[i].getPath() == path){
+  for(unsigned int i = 0; i < ps.size(); i++) {
+    if(ps[i].getPath() == path) {
       ps[i].setAttribute("Closed", value);
       onelab::server::instance()->set(ps[i]);
     }
@@ -381,12 +389,12 @@ static void setOpenedClosed(Fl_Tree_Item *item, int reason)
   std::vector<onelab::number> numbers;
   std::vector<onelab::string> strings;
   std::string path = FlGui::instance()->onelab->getPath(item);
-  switch(reason){
+  switch(reason) {
   case FL_TREE_REASON_OPENED:
     FlGui::instance()->onelab->removeFromManuallyClosed(path);
     setClosed(path, numbers, "0");
     setClosed(path, strings, "0");
-    for(unsigned int i = 0; i < PView::list.size(); i++){
+    for(unsigned int i = 0; i < PView::list.size(); i++) {
       if(getViewPath(i) == path) PView::list[i]->getOptions()->closed = 0;
     }
     break;
@@ -394,19 +402,18 @@ static void setOpenedClosed(Fl_Tree_Item *item, int reason)
     FlGui::instance()->onelab->insertInManuallyClosed(path);
     setClosed(path, numbers, "1");
     setClosed(path, strings, "1");
-    for(unsigned int i = 0; i < PView::list.size(); i++){
+    for(unsigned int i = 0; i < PView::list.size(); i++) {
       if(getViewPath(i) == path) PView::list[i]->getOptions()->closed = 1;
     }
     break;
-  default:
-    break;
+  default: break;
   }
 }
 
 static void onelab_tree_cb(Fl_Widget *w, void *data)
 {
-  Fl_Tree *tree = (Fl_Tree*)w;
-  Fl_Tree_Item *item = (Fl_Tree_Item*)tree->callback_item();
+  Fl_Tree *tree = (Fl_Tree *)w;
+  Fl_Tree_Item *item = (Fl_Tree_Item *)tree->callback_item();
   setOpenedClosed(item, tree->callback_reason());
 }
 
@@ -441,13 +448,13 @@ void onelabGroup::_computeWidths()
 #define gear_width 16
 #define gear_height 16
 static unsigned char gear_bits[] = {
-   0x80, 0x01, 0x80, 0x01, 0x8c, 0x31, 0xfc, 0x3f, 0xf8, 0x1f, 0xf8, 0x1f,
-   0x38, 0x1c, 0x3f, 0xfc, 0x3f, 0xfc, 0x38, 0x1c, 0xf8, 0x1f, 0xf8, 0x1f,
-   0xfc, 0x3f, 0x8c, 0x31, 0x80, 0x01, 0x80, 0x01 };
+  0x80, 0x01, 0x80, 0x01, 0x8c, 0x31, 0xfc, 0x3f, 0xf8, 0x1f, 0xf8,
+  0x1f, 0x38, 0x1c, 0x3f, 0xfc, 0x3f, 0xfc, 0x38, 0x1c, 0xf8, 0x1f,
+  0xf8, 0x1f, 0xfc, 0x3f, 0x8c, 0x31, 0x80, 0x01, 0x80, 0x01};
 #endif
 
 onelabGroup::onelabGroup(int x, int y, int w, int h, const char *l)
-  : Fl_Group(x,y,w,h,l), _stop(false), _enableTreeWidgetResize(false)
+  : Fl_Group(x, y, w, h, l), _stop(false), _enableTreeWidgetResize(false)
 {
   int col = FL_BACKGROUND2_COLOR;
   color(col);
@@ -478,11 +485,13 @@ onelabGroup::onelabGroup(int x, int y, int w, int h, const char *l)
 
   int BB2 = BB / 2 + 4;
 
-  _butt[0] = new Fl_Button(x + w - 3 * WB - 3 * BB2, y + h - WB - BH, BB2, BH, "Check");
-  _butt[0]->callback(onelab_cb, (void*)"check");
+  _butt[0] =
+    new Fl_Button(x + w - 3 * WB - 3 * BB2, y + h - WB - BH, BB2, BH, "Check");
+  _butt[0]->callback(onelab_cb, (void *)"check");
 
-  _butt[1] = new Fl_Button(x + w - 2 * WB - 2 * BB2, y + h - WB - BH, BB2, BH, "Run");
-  _butt[1]->callback(onelab_cb, (void*)"compute");
+  _butt[1] =
+    new Fl_Button(x + w - 2 * WB - 2 * BB2, y + h - WB - BH, BB2, BH, "Run");
+  _butt[1]->callback(onelab_cb, (void *)"compute");
 
   _gear = new Fl_Menu_Button(x + w - WB - BB2, y + h - WB - BH, BB2, BH);
 #if defined(__APPLE__)
@@ -491,33 +500,33 @@ onelabGroup::onelabGroup(int x, int y, int w, int h, const char *l)
   _gear->image(new Fl_Bitmap(gear_bits, gear_width, gear_height));
 #endif
   _gear->align(FL_ALIGN_CENTER | FL_ALIGN_INSIDE | FL_ALIGN_CLIP);
-  _gear->add("Reset database", 0, onelab_cb, (void*)"reset");
-  _gear->add("Save database...", 0, onelab_cb, (void*)"save");
-  _gear->add("_Load database...", 0, onelab_cb, (void*)"load");
+  _gear->add("Reset database", 0, onelab_cb, (void *)"reset");
+  _gear->add("Save database...", 0, onelab_cb, (void *)"save");
+  _gear->add("_Load database...", 0, onelab_cb, (void *)"load");
 
   _minWindowWidth = 3 * BB2 + 4 * WB;
   _minWindowHeight = 2 * BH + 3 * WB;
 
   _gearOptionsStart = _gear->menu()->size();
 
-  _gear->add("Save database automatically", 0, onelab_option_cb, (void*)"save",
-             FL_MENU_TOGGLE);
-  _gear->add("Load database automatically", 0, onelab_option_cb, (void*)"load",
-             FL_MENU_TOGGLE);
-  _gear->add("Archive output files automatically", 0, onelab_option_cb, (void*)"archive",
-             FL_MENU_TOGGLE);
-  _gear->add("Check model after each change", 0, onelab_option_cb, (void*)"check",
-             FL_MENU_TOGGLE);
-  _gear->add("Remesh automatically", 0, onelab_option_cb, (void*)"mesh",
+  _gear->add("Save database automatically", 0, onelab_option_cb, (void *)"save",
              FL_MENU_TOGGLE);
-  _gear->add("Merge results automatically", 0, onelab_option_cb, (void*)"merge",
+  _gear->add("Load database automatically", 0, onelab_option_cb, (void *)"load",
              FL_MENU_TOGGLE);
-  _gear->add("Show new views", 0, onelab_option_cb, (void*)"show",
+  _gear->add("Archive output files automatically", 0, onelab_option_cb,
+             (void *)"archive", FL_MENU_TOGGLE);
+  _gear->add("Check model after each change", 0, onelab_option_cb,
+             (void *)"check", FL_MENU_TOGGLE);
+  _gear->add("Remesh automatically", 0, onelab_option_cb, (void *)"mesh",
              FL_MENU_TOGGLE);
-  _gear->add("Always show last step", 0, onelab_option_cb, (void*)"step",
+  _gear->add("Merge results automatically", 0, onelab_option_cb,
+             (void *)"merge", FL_MENU_TOGGLE);
+  _gear->add("Show new views", 0, onelab_option_cb, (void *)"show",
              FL_MENU_TOGGLE);
-  _gear->add("_Show hidden parameters", 0, onelab_option_cb, (void*)"invisible",
+  _gear->add("Always show last step", 0, onelab_option_cb, (void *)"step",
              FL_MENU_TOGGLE);
+  _gear->add("_Show hidden parameters", 0, onelab_option_cb,
+             (void *)"invisible", FL_MENU_TOGGLE);
 
   _gearOptionsEnd = _gear->menu()->size();
 
@@ -533,14 +542,13 @@ onelabGroup::onelabGroup(int x, int y, int w, int h, const char *l)
 
 static bool getFlColor(const std::string &str, Fl_Color &c)
 {
-  if(str == "1"){
+  if(str == "1") {
     c = FL_YELLOW;
     return true;
   }
   int r, g, b;
-  if(str.size() && GetRGBForString(str.c_str(), r, g, b)){
-    c = fl_color_cube(r * (FL_NUM_RED - 1) / 255,
-                      g * (FL_NUM_GREEN - 1) / 255,
+  if(str.size() && GetRGBForString(str.c_str(), r, g, b)) {
+    c = fl_color_cube(r * (FL_NUM_RED - 1) / 255, g * (FL_NUM_GREEN - 1) / 255,
                       b * (FL_NUM_BLUE - 1) / 255);
     return true;
   }
@@ -548,29 +556,29 @@ static bool getFlColor(const std::string &str, Fl_Color &c)
   return false;
 }
 
-template<class T>
-static void autoCheck(const T &pold, const T &pnew, bool force=false)
+template <class T>
+static void autoCheck(const T &pold, const T &pnew, bool force = false)
 {
-  if(onelabUtils::getFirstComputationFlag()){
+  if(onelabUtils::getFirstComputationFlag()) {
     if(pold.getValue() != pnew.getValue())
       onelabUtils::setFirstComputationFlag(false);
   }
 
-  if((CTX::instance()->solver.autoCheck && pnew.getAttribute("AutoCheck") != "0") ||
-     pnew.getAttribute("AutoCheck") == "1"){
+  if((CTX::instance()->solver.autoCheck &&
+      pnew.getAttribute("AutoCheck") != "0") ||
+     pnew.getAttribute("AutoCheck") == "1") {
     if(force || pold.getValue() != pnew.getValue())
-      onelab_cb(0, (void*)"check");
+      onelab_cb(0, (void *)"check");
   }
 }
 
-template<class T>
-void onelabGroup::_addParameter(T &p)
+template <class T> void onelabGroup::_addParameter(T &p)
 {
   bool highlight = false;
   Fl_Color c;
   if(getFlColor(p.getAttribute("Highlight"), c)) highlight = true;
   Fl_Tree_Item *n = _tree->add(p.getName().c_str());
-  if(!n){
+  if(!n) {
     Msg::Debug("Could not add item '%s' in tree", p.getName().c_str());
     return;
   }
@@ -579,7 +587,8 @@ void onelabGroup::_addParameter(T &p)
   int ww = (int)(_baseWidth - (n->depth() + 1) * _indent);
   int hh = n->labelsize() + 4;
   Fl_Group *grp = new Fl_Group(1, 1, ww, hh);
-  Fl_Widget *widget = _addParameterWidget(p, ww * _widgetLabelRatio, hh, n, highlight, c);
+  Fl_Widget *widget =
+    _addParameterWidget(p, ww * _widgetLabelRatio, hh, n, highlight, c);
   grp->end();
   if(!_enableTreeWidgetResize) grp->resizable(0);
   _treeWidgets.push_back(grp);
@@ -592,10 +601,11 @@ void onelabGroup::_addParameter(T &p)
   _tree->end();
 }
 
-void onelabGroup::_addMenu(const std::string &path, Fl_Callback *callback, void *data)
+void onelabGroup::_addMenu(const std::string &path, Fl_Callback *callback,
+                           void *data)
 {
   Fl_Tree_Item *n = _tree->add(path.c_str());
-  if(!n){
+  if(!n) {
     Msg::Debug("Could not add item '%s' in tree", path.c_str());
     return;
   }
@@ -625,7 +635,7 @@ void onelabGroup::_addSolverMenu(int num)
   std::ostringstream path;
   path << "0Modules/Solver/Solver" << num;
   Fl_Tree_Item *n = _tree->add(path.str().c_str());
-  if(!n){
+  if(!n) {
     Msg::Debug("Could not add item '%s' in tree", path.str().c_str());
     return;
   }
@@ -646,7 +656,7 @@ void onelabGroup::_addViewMenu(int num)
   std::string path = getViewPathName(num);
   if(path.empty()) return;
   Fl_Tree_Item *n = _tree->add(path.c_str());
-  if(!n){
+  if(!n) {
     Msg::Debug("Could not add item '%s' in tree", path.c_str());
     return;
   }
@@ -668,9 +678,9 @@ viewButton *onelabGroup::getViewButton(int num)
   std::string path = getViewPathName(num);
   if(path.empty()) return 0;
   Fl_Tree_Item *n = _tree->find_item(path.c_str());
-  if(n){
-    Fl_Group *grp = (Fl_Group*)n->widget();
-    return (viewButton*)grp->child(0);
+  if(n) {
+    Fl_Group *grp = (Fl_Group *)n->widget();
+    return (viewButton *)grp->child(0);
   }
   return 0;
 }
@@ -680,7 +690,7 @@ void onelabGroup::openCloseViewButton(int num)
   std::string path = getViewPathName(num);
   if(path.empty()) return;
   Fl_Tree_Item *n = _tree->find_item(path.c_str());
-  if(n){
+  if(n) {
     if(PView::list[num]->getOptions()->closed)
       n->parent()->close();
     else
@@ -691,23 +701,23 @@ void onelabGroup::openCloseViewButton(int num)
 
 static bool serverAction(const std::string &action)
 {
-  if(action == "ResetDatabase"){ // reset the onelab db
+  if(action == "ResetDatabase") { // reset the onelab db
     onelabUtils::resetDb(false);
     FlGui::instance()->rebuildTree(false);
     return true;
   }
-  else if(action == "Reset"){ // reset db + models except current one
+  else if(action == "Reset") { // reset db + models except current one
     onelabUtils::resetDb(false);
-    for(int i = PView::list.size() - 1; i >= 0; i--)
-      delete PView::list[i];
+    for(int i = PView::list.size() - 1; i >= 0; i--) delete PView::list[i];
     for(int i = GModel::list.size() - 1; i >= 0; i--)
       if(GModel::list[i] != GModel::current()) delete GModel::list[i];
     FlGui::instance()->rebuildTree(false);
     return true;
   }
-  else if(!action.compare(0, 5, "Reset")){ // reset some variables
-    std::vector<std::string> what = onelab::parameter::split(action.substr(5), ',');
-    for(unsigned int i = 0; i < what.size(); i++){
+  else if(!action.compare(0, 5, "Reset")) { // reset some variables
+    std::vector<std::string> what =
+      onelab::parameter::split(action.substr(5), ',');
+    for(unsigned int i = 0; i < what.size(); i++) {
       std::string var = onelab::parameter::trim(what[i]);
       Msg::Debug("Clearing variable '%s'", var.c_str());
       onelab::server::instance()->clear(var);
@@ -718,16 +728,14 @@ static bool serverAction(const std::string &action)
   return false;
 }
 
-template <class T>
-static void performServerAction(T &n)
+template <class T> static void performServerAction(T &n)
 {
   std::string opt = n.getAttribute("ServerAction");
   if(opt.empty()) return;
   serverAction(opt);
 }
 
-template <class T>
-static void setGmshOption(T &n)
+template <class T> static void setGmshOption(T &n)
 {
   std::string opt = n.getAttribute("GmshOption");
   if(opt.empty()) return;
@@ -741,11 +749,11 @@ static void setGmshOption(T &n)
 static void onelab_number_check_button_cb(Fl_Widget *w, void *data)
 {
   if(!data) return;
-  std::string name((char*)data);
+  std::string name((char *)data);
   std::vector<onelab::number> numbers;
   onelab::server::instance()->get(numbers, name);
-  if(numbers.size()){
-    Fl_Check_Button *o = (Fl_Check_Button*)w;
+  if(numbers.size()) {
+    Fl_Check_Button *o = (Fl_Check_Button *)w;
     onelab::number old = numbers[0];
     numbers[0].setValue(o->value());
     setGmshOption(numbers[0]);
@@ -758,14 +766,15 @@ static void onelab_number_check_button_cb(Fl_Widget *w, void *data)
 static void onelab_number_choice_cb(Fl_Widget *w, void *data)
 {
   if(!data) return;
-  std::string name((char*)data);
+  std::string name((char *)data);
   std::vector<onelab::number> numbers;
   onelab::server::instance()->get(numbers, name);
-  if(numbers.size()){
-    Fl_Choice *o = (Fl_Choice*)w;
+  if(numbers.size()) {
+    Fl_Choice *o = (Fl_Choice *)w;
     std::vector<double> choices = numbers[0].getChoices();
     onelab::number old = numbers[0];
-    if(o->value() < (int)choices.size()) numbers[0].setValue(choices[o->value()]);
+    if(o->value() < (int)choices.size())
+      numbers[0].setValue(choices[o->value()]);
     setGmshOption(numbers[0]);
     performServerAction(numbers[0]);
     onelab::server::instance()->set(numbers[0]);
@@ -776,13 +785,13 @@ static void onelab_number_choice_cb(Fl_Widget *w, void *data)
 static void onelab_number_input_range_cb(Fl_Widget *w, void *data)
 {
   if(!data) return;
-  std::string name((char*)data);
+  std::string name((char *)data);
   std::vector<onelab::number> numbers;
   onelab::server::instance()->get(numbers, name);
-  if(numbers.size()){
-    inputRange *o = (inputRange*)w;
+  if(numbers.size()) {
+    inputRange *o = (inputRange *)w;
     onelab::number old = numbers[0];
-    if(o->doCallbackOnValues()){
+    if(o->doCallbackOnValues()) {
       numbers[0].setValue(o->value());
       numbers[0].setMin(o->minimum());
       numbers[0].setMax(o->maximum());
@@ -803,11 +812,11 @@ static void onelab_number_input_range_cb(Fl_Widget *w, void *data)
 static void onelab_number_output_range_cb(Fl_Widget *w, void *data)
 {
   if(!data) return;
-  std::string name((char*)data);
+  std::string name((char *)data);
   std::vector<onelab::number> numbers;
   onelab::server::instance()->get(numbers, name);
-  if(numbers.size()){
-    outputRange *o = (outputRange*)w;
+  if(numbers.size()) {
+    outputRange *o = (outputRange *)w;
     numbers[0].setAttribute("Graph", o->graph());
     onelab::server::instance()->set(numbers[0]);
     onelabUtils::updateGraphs();
@@ -815,19 +824,20 @@ static void onelab_number_output_range_cb(Fl_Widget *w, void *data)
 }
 
 Fl_Widget *onelabGroup::_addParameterWidget(onelab::number &p, int ww, int hh,
-                                            Fl_Tree_Item *n, bool highlight, Fl_Color c)
+                                            Fl_Tree_Item *n, bool highlight,
+                                            Fl_Color c)
 {
   char *path = strdup(getPath(n).c_str());
   _treeStrings.push_back(path);
 
   // enumeration (display choices as value labels, not numbers)
   if(p.getChoices().size() &&
-     p.getChoices().size() == p.getValueLabels().size()){
+     p.getChoices().size() == p.getValueLabels().size()) {
     Fl_Choice *but = new Fl_Choice(1, 1, ww, hh);
     std::vector<Fl_Menu_Item> menu;
     std::vector<double> choices = p.getChoices();
     std::map<double, std::string> labels(p.getValueLabels());
-    for(unsigned int i = 0; i < choices.size(); i++){
+    for(unsigned int i = 0; i < choices.size(); i++) {
       char *str = strdup(labels[choices[i]].c_str());
       _treeStrings.push_back(str);
       Fl_Menu_Item menuItem = {str, 0, 0, 0, 0};
@@ -837,29 +847,30 @@ Fl_Widget *onelabGroup::_addParameterWidget(onelab::number &p, int ww, int hh,
     Fl_Menu_Item it = {0};
     menu.push_back(it);
     but->copy(&menu[0]);
-    for(unsigned int i = 0; i < choices.size(); i++){
-      if(p.getValue() == choices[i]){
+    for(unsigned int i = 0; i < choices.size(); i++) {
+      if(p.getValue() == choices[i]) {
         but->value(i);
         break;
       }
     }
-    but->callback(onelab_number_choice_cb, (void*)path);
+    but->callback(onelab_number_choice_cb, (void *)path);
     but->align(FL_ALIGN_RIGHT | FL_ALIGN_CLIP);
     if(p.getReadOnly()) but->deactivate();
     return but;
   }
 
   // check box (boolean choice)
-  if(p.getChoices().size() == 2 &&
-     p.getChoices()[0] == 0 && p.getChoices()[1] == 1){
+  if(p.getChoices().size() == 2 && p.getChoices()[0] == 0 &&
+     p.getChoices()[1] == 1) {
     n->labelsize(FL_NORMAL_SIZE + 2);
-    Fl_Check_Button *but = new Fl_Check_Button(1, 1, ww / _widgetLabelRatio, hh);
+    Fl_Check_Button *but =
+      new Fl_Check_Button(1, 1, ww / _widgetLabelRatio, hh);
     but->box(FL_FLAT_BOX);
     but->color(_tree->color());
     but->value(p.getValue());
-    but->callback(onelab_number_check_button_cb, (void*)path);
+    but->callback(onelab_number_check_button_cb, (void *)path);
     but->align(FL_ALIGN_LEFT | FL_ALIGN_INSIDE | FL_ALIGN_CLIP);
-    if(highlight){
+    if(highlight) {
       but->color(c);
       but->labelcolor(fl_contrast(FL_FOREGROUND_COLOR, c));
     }
@@ -868,9 +879,9 @@ Fl_Widget *onelabGroup::_addParameterWidget(onelab::number &p, int ww, int hh,
   }
 
   // non-editable value
-  if(p.getReadOnly()){
+  if(p.getReadOnly()) {
     outputRange *but = new outputRange(1, 1, ww, hh);
-    but->callback(onelab_number_output_range_cb, (void*)path);
+    but->callback(onelab_number_output_range_cb, (void *)path);
     but->value(p.getValue());
     but->align(FL_ALIGN_RIGHT | FL_ALIGN_CLIP);
     but->graph(p.getAttribute("Graph"));
@@ -888,7 +899,7 @@ Fl_Widget *onelabGroup::_addParameterWidget(onelab::number &p, int ww, int hh,
   but->choices(p.getChoices());
   but->loop(p.getAttribute("Loop"));
   but->graph(p.getAttribute("Graph"));
-  but->callback(onelab_number_input_range_cb, (void*)path);
+  but->callback(onelab_number_input_range_cb, (void *)path);
   but->when(FL_WHEN_RELEASE | FL_WHEN_ENTER_KEY);
   but->align(FL_ALIGN_RIGHT | FL_ALIGN_CLIP);
   if(highlight) but->color(c);
@@ -898,15 +909,15 @@ Fl_Widget *onelabGroup::_addParameterWidget(onelab::number &p, int ww, int hh,
 static void onelab_string_button_cb(Fl_Widget *w, void *data)
 {
   if(!data) return;
-  std::string name((char*)data);
+  std::string name((char *)data);
   std::vector<onelab::string> strings;
   onelab::server::instance()->get(strings, name);
-  if(strings.size()){
-    if(strings[0].getAttribute("Macro") == "GmshParseString"){
+  if(strings.size()) {
+    if(strings[0].getAttribute("Macro") == "GmshParseString") {
       // parse string directly
       ParseString(strings[0].getValue());
     }
-    else{
+    else {
       // merge file
       std::string tmp = FixRelativePath(GModel::current()->getFileName(),
                                         strings[0].getValue());
@@ -922,11 +933,11 @@ static void onelab_string_button_cb(Fl_Widget *w, void *data)
 static void onelab_string_input_cb(Fl_Widget *w, void *data)
 {
   if(!data) return;
-  std::string name((char*)data);
+  std::string name((char *)data);
   std::vector<onelab::string> strings;
   onelab::server::instance()->get(strings, name);
-  if(strings.size()){
-    Fl_Input *o = (Fl_Input*)w;
+  if(strings.size()) {
+    Fl_Input *o = (Fl_Input *)w;
     onelab::string old = strings[0];
     strings[0].setValue(o->value());
     setGmshOption(strings[0]);
@@ -939,24 +950,23 @@ static void onelab_string_input_cb(Fl_Widget *w, void *data)
 static void onelab_string_input_choice_cb(Fl_Widget *w, void *data)
 {
   if(!data) return;
-  std::string name((char*)data);
+  std::string name((char *)data);
   std::vector<onelab::string> strings;
   onelab::server::instance()->get(strings, name);
-  if(strings.size()){
-    Fl_Input_Choice *o = (Fl_Input_Choice*)w;
+  if(strings.size()) {
+    Fl_Input_Choice *o = (Fl_Input_Choice *)w;
     onelab::string old = strings[0];
     strings[0].setValue(o->value());
     std::string choices;
-    for(int i = 0; i < o->menubutton()->menu()->size(); i++){
-      if(o->menubutton()->menu()[i].flags & FL_MENU_TOGGLE){
+    for(int i = 0; i < o->menubutton()->menu()->size(); i++) {
+      if(o->menubutton()->menu()[i].flags & FL_MENU_TOGGLE) {
         if(o->menubutton()->menu()[i].flags & FL_MENU_VALUE)
           choices += "1";
         else
           choices += "0";
       }
     }
-    if(choices.size())
-      strings[0].setAttribute("MultipleSelection", choices);
+    if(choices.size()) strings[0].setAttribute("MultipleSelection", choices);
     setGmshOption(strings[0]);
     performServerAction(strings[0]);
     onelab::server::instance()->set(strings[0]);
@@ -966,8 +976,8 @@ static void onelab_string_input_choice_cb(Fl_Widget *w, void *data)
 
 static void onelab_input_choice_file_chooser_cb(Fl_Widget *w, void *data)
 {
-  Fl_Input_Choice *but = (Fl_Input_Choice*)w->parent();
-  if(fileChooser(FILE_CHOOSER_SINGLE, "Choose", "", but->value())){
+  Fl_Input_Choice *but = (Fl_Input_Choice *)w->parent();
+  if(fileChooser(FILE_CHOOSER_SINGLE, "Choose", "", but->value())) {
     but->value(fileChooserGetName(1).c_str());
     but->do_callback();
   }
@@ -975,7 +985,7 @@ static void onelab_input_choice_file_chooser_cb(Fl_Widget *w, void *data)
 
 static void onelab_input_choice_file_edit_cb(Fl_Widget *w, void *data)
 {
-  Fl_Input_Choice *but = (Fl_Input_Choice*)w->parent();
+  Fl_Input_Choice *but = (Fl_Input_Choice *)w->parent();
   std::string prog = FixWindowsPath(CTX::instance()->editor);
   std::string file = FixWindowsPath(but->value());
   SystemCall(ReplaceSubString("%s", file, prog));
@@ -983,7 +993,7 @@ static void onelab_input_choice_file_edit_cb(Fl_Widget *w, void *data)
 
 static void onelab_input_choice_file_merge_cb(Fl_Widget *w, void *data)
 {
-  Fl_Input_Choice *but = (Fl_Input_Choice*)w->parent();
+  Fl_Input_Choice *but = (Fl_Input_Choice *)w->parent();
   std::string file = FixWindowsPath(but->value());
   MergeFile(file);
   drawContext::global()->draw();
@@ -991,34 +1001,34 @@ static void onelab_input_choice_file_merge_cb(Fl_Widget *w, void *data)
 
 static void multiple_selection_menu_cb(Fl_Widget *w, void *data)
 {
-  Fl_Menu_Button *menu = (Fl_Menu_Button*)w;
+  Fl_Menu_Button *menu = (Fl_Menu_Button *)w;
   std::string val;
-  for (int i = 0; i < menu->size() - 1; i++) {
+  for(int i = 0; i < menu->size() - 1; i++) {
     const Fl_Menu_Item &item = menu->menu()[i];
-    if(item.value() && item.label()){
+    if(item.value() && item.label()) {
       if(val.size()) val += ", ";
       val += item.label();
     }
   }
-  Fl_Input_Choice *but = (Fl_Input_Choice*)data;
+  Fl_Input_Choice *but = (Fl_Input_Choice *)data;
   but->value(val.c_str());
   but->do_callback();
 }
 
 static void multiple_selection_menu_all_cb(Fl_Widget *w, void *data)
 {
-  Fl_Input_Choice *but = (Fl_Input_Choice*)data;
+  Fl_Input_Choice *but = (Fl_Input_Choice *)data;
   Fl_Menu_Button *menu = but->menubutton();
   std::string val;
-  for (int i = 0; i < menu->size() - 1; i++) {
+  for(int i = 0; i < menu->size() - 1; i++) {
     int mode = menu->mode(i);
-    if(mode & FL_MENU_TOGGLE){
+    if(mode & FL_MENU_TOGGLE) {
       if(mode & FL_MENU_DIVIDER)
         menu->mode(i, FL_MENU_TOGGLE | FL_MENU_VALUE | FL_MENU_DIVIDER);
       else
         menu->mode(i, FL_MENU_TOGGLE | FL_MENU_VALUE);
       const Fl_Menu_Item &item = menu->menu()[i];
-      if(item.label()){
+      if(item.label()) {
         if(val.size()) val += ", ";
         val += item.label();
       }
@@ -1030,12 +1040,12 @@ static void multiple_selection_menu_all_cb(Fl_Widget *w, void *data)
 
 static void multiple_selection_menu_none_cb(Fl_Widget *w, void *data)
 {
-  Fl_Input_Choice *but = (Fl_Input_Choice*)data;
+  Fl_Input_Choice *but = (Fl_Input_Choice *)data;
   Fl_Menu_Button *menu = but->menubutton();
   std::string val;
-  for (int i = 0; i < menu->size() - 1; i++) {
+  for(int i = 0; i < menu->size() - 1; i++) {
     int mode = menu->mode(i);
-    if(mode & FL_MENU_TOGGLE){
+    if(mode & FL_MENU_TOGGLE) {
       if(mode & FL_MENU_DIVIDER)
         menu->mode(i, FL_MENU_TOGGLE | FL_MENU_DIVIDER);
       else
@@ -1047,7 +1057,8 @@ static void multiple_selection_menu_none_cb(Fl_Widget *w, void *data)
 }
 
 Fl_Widget *onelabGroup::_addParameterWidget(onelab::string &p, int ww, int hh,
-                                            Fl_Tree_Item *n, bool highlight, Fl_Color c)
+                                            Fl_Tree_Item *n, bool highlight,
+                                            Fl_Color c)
 {
   char *path = strdup(getPath(n).c_str());
   _treeStrings.push_back(path);
@@ -1055,14 +1066,14 @@ Fl_Widget *onelabGroup::_addParameterWidget(onelab::string &p, int ww, int hh,
   // macro button
   if(p.getAttribute("Macro") == "Gmsh" ||
      p.getAttribute("Macro") == "GmshMergeFile" ||
-     p.getAttribute("Macro") == "GmshParseString"){
+     p.getAttribute("Macro") == "GmshParseString") {
     Fl_Button *but = new Fl_Button(1, 1, ww / _widgetLabelRatio, hh);
     but->box(FL_FLAT_BOX);
     but->color(_tree->color());
     but->selection_color(_tree->color());
     but->align(FL_ALIGN_LEFT | FL_ALIGN_INSIDE | FL_ALIGN_CLIP);
-    but->callback(onelab_string_button_cb, (void*)path);
-    if(highlight){
+    but->callback(onelab_string_button_cb, (void *)path);
+    if(highlight) {
       but->color(c);
       but->labelcolor(fl_contrast(FL_FOREGROUND_COLOR, c));
     }
@@ -1070,11 +1081,11 @@ Fl_Widget *onelabGroup::_addParameterWidget(onelab::string &p, int ww, int hh,
   }
 
   // non-editable value
-  if(p.getReadOnly() && p.getKind() != "file"){
+  if(p.getReadOnly() && p.getKind() != "file") {
     Fl_Output *but = new Fl_Output(1, 1, ww, hh);
     but->value(p.getValue().c_str());
     but->align(FL_ALIGN_RIGHT | FL_ALIGN_CLIP);
-    if(highlight){
+    if(highlight) {
       but->color(c);
       but->textcolor(fl_contrast(FL_FOREGROUND_COLOR, c));
     }
@@ -1082,13 +1093,13 @@ Fl_Widget *onelabGroup::_addParameterWidget(onelab::string &p, int ww, int hh,
   }
 
   // simple string (no menu)
-  if(p.getChoices().empty() && p.getKind() != "file"){
+  if(p.getChoices().empty() && p.getKind() != "file") {
     Fl_Input *but = new Fl_Input(1, 1, ww, hh);
     but->value(p.getValue().c_str());
-    but->callback(onelab_string_input_cb, (void*)path);
+    but->callback(onelab_string_input_cb, (void *)path);
     but->when(FL_WHEN_RELEASE | FL_WHEN_ENTER_KEY);
     but->align(FL_ALIGN_RIGHT | FL_ALIGN_CLIP);
-    if(highlight){
+    if(highlight) {
       but->color(c);
       but->textcolor(fl_contrast(FL_FOREGROUND_COLOR, c));
     }
@@ -1101,7 +1112,7 @@ Fl_Widget *onelabGroup::_addParameterWidget(onelab::string &p, int ww, int hh,
   if(multipleSelection.size())
     but->menubutton()->callback(multiple_selection_menu_cb, but);
   std::vector<Fl_Menu_Item> menu;
-  for(unsigned int j = 0; j < p.getChoices().size(); j++){
+  for(unsigned int j = 0; j < p.getChoices().size(); j++) {
     char *str = strdup(p.getChoices()[j].c_str());
     _treeStrings.push_back(str);
     bool divider = ((p.getKind() == "file" || multipleSelection.size()) &&
@@ -1112,21 +1123,24 @@ Fl_Widget *onelabGroup::_addParameterWidget(onelab::string &p, int ww, int hh,
     Fl_Menu_Item it = {str, 0, 0, 0, choice | (divider ? FL_MENU_DIVIDER : 0)};
     menu.push_back(it);
   }
-  if(multipleSelection.size()){
+  if(multipleSelection.size()) {
     Fl_Menu_Item it = {"Select All", 0, multiple_selection_menu_all_cb, but};
     menu.push_back(it);
     Fl_Menu_Item it2 = {"Select None", 0, multiple_selection_menu_none_cb, but};
     menu.push_back(it2);
   }
-  if(p.getKind() == "file"){
-    if(!p.getReadOnly()){
-      Fl_Menu_Item it = {"Choose File...", 0, onelab_input_choice_file_chooser_cb, (void*)n};
+  if(p.getKind() == "file") {
+    if(!p.getReadOnly()) {
+      Fl_Menu_Item it = {"Choose File...", 0,
+                         onelab_input_choice_file_chooser_cb, (void *)n};
       menu.push_back(it);
     }
-    Fl_Menu_Item it2 = {"Edit Selected File...", 0, onelab_input_choice_file_edit_cb, (void*)n};
+    Fl_Menu_Item it2 = {"Edit Selected File...", 0,
+                        onelab_input_choice_file_edit_cb, (void *)n};
     menu.push_back(it2);
-    if(GuessFileFormatFromFileName(p.getValue()) >= 0){
-      Fl_Menu_Item it3 = {"Merge Selected File...", 0, onelab_input_choice_file_merge_cb, (void*)n};
+    if(GuessFileFormatFromFileName(p.getValue()) >= 0) {
+      Fl_Menu_Item it3 = {"Merge Selected File...", 0,
+                          onelab_input_choice_file_merge_cb, (void *)n};
       menu.push_back(it3);
     }
   }
@@ -1134,10 +1148,10 @@ Fl_Widget *onelabGroup::_addParameterWidget(onelab::string &p, int ww, int hh,
   menu.push_back(it);
   but->menubutton()->copy(&menu[0]);
   but->value(p.getValue().c_str());
-  but->callback(onelab_string_input_choice_cb, (void*)path);
+  but->callback(onelab_string_input_choice_cb, (void *)path);
   but->input()->when(FL_WHEN_RELEASE | FL_WHEN_ENTER_KEY);
   but->align(FL_ALIGN_RIGHT | FL_ALIGN_CLIP);
-  if(highlight){
+  if(highlight) {
     but->input()->color(c);
     but->input()->textcolor(fl_contrast(FL_FOREGROUND_COLOR, c));
   }
@@ -1147,12 +1161,11 @@ Fl_Widget *onelabGroup::_addParameterWidget(onelab::string &p, int ww, int hh,
 static void view_group_cb(Fl_Widget *w, void *data)
 {
   if(!data) return;
-  std::string group((char*)data);
-  while(group.size() && group[0] == '/')
-    group = group.substr(1);
+  std::string group((char *)data);
+  while(group.size() && group[0] == '/') group = group.substr(1);
   while(group.size() && group[group.size() - 1] == '/')
     group = group.substr(0, group.size() - 1);
-  for(unsigned int i = 0; i < PView::list.size(); i++){
+  for(unsigned int i = 0; i < PView::list.size(); i++) {
     PViewOptions *opt = PView::list[i]->getOptions();
     if(opt->group.find(group) == 0)
       opt_view_visible(i, GMSH_SET | GMSH_GUI, !opt->visible);
@@ -1163,38 +1176,42 @@ static void view_group_cb(Fl_Widget *w, void *data)
 static void highlight_physical_group_cb(Fl_Widget *w, void *data)
 {
   if(!data) return;
-  std::string group((char*)data);
+  std::string group((char *)data);
   if(group.empty()) return;
 
   GModel *m = GModel::current();
   int dim = -1, num = -1;
-  if(group.find("Physical Point") != std::string::npos){
-    dim = 0; num = atoi(group.substr(15).c_str());
+  if(group.find("Physical Point") != std::string::npos) {
+    dim = 0;
+    num = atoi(group.substr(15).c_str());
   }
-  else if(group.find("Physical Curve") != std::string::npos){
-    dim = 1; num = atoi(group.substr(15).c_str());
+  else if(group.find("Physical Curve") != std::string::npos) {
+    dim = 1;
+    num = atoi(group.substr(15).c_str());
   }
-  else if(group.find("Physical Surface") != std::string::npos){
-    dim = 2; num = atoi(group.substr(17).c_str());
+  else if(group.find("Physical Surface") != std::string::npos) {
+    dim = 2;
+    num = atoi(group.substr(17).c_str());
   }
-  else if(group.find("Physical Volume") != std::string::npos){
-    dim = 3; num = atoi(group.substr(16).c_str());
+  else if(group.find("Physical Volume") != std::string::npos) {
+    dim = 3;
+    num = atoi(group.substr(16).c_str());
   }
-  else{
-    for(dim = 3; dim >= 0; dim--){
+  else {
+    for(dim = 3; dim >= 0; dim--) {
       num = m->getPhysicalNumber(dim, group);
       if(num > 0) break;
     }
   }
   if(dim < 0 || num < 0) return; // not found
 
-  std::map<int, std::vector<GEntity*> > groups;
+  std::map<int, std::vector<GEntity *> > groups;
   m->getPhysicalGroups(dim, groups);
-  std::vector<GEntity*> entities = groups[num];
+  std::vector<GEntity *> entities = groups[num];
 
-  for(unsigned int i = 0; i < entities.size(); i++){
+  for(unsigned int i = 0; i < entities.size(); i++) {
     entities[i]->setVisibility(1);
-    if(!entities[i]->getSelection()){
+    if(!entities[i]->getSelection()) {
       entities[i]->setSelection(2);
     }
     else
@@ -1215,11 +1232,11 @@ void onelabGroup::rebuildTree(bool deleteWidgets)
 
   _tree->clear();
 
-  if(CTX::instance()->guiColorScheme){
+  if(CTX::instance()->guiColorScheme) {
     _tree->openicon(&open_pixmap_dark);
     _tree->closeicon(&close_pixmap_dark);
   }
-  else{
+  else {
     _tree->openicon(&open_pixmap_light);
     _tree->closeicon(&close_pixmap_light);
   }
@@ -1228,15 +1245,14 @@ void onelabGroup::rebuildTree(bool deleteWidgets)
 
   // hide all the widgets we have added in the tree to make sure they don't get
   // spurious events (until they are deleted)
-  for(unsigned int i = 0; i < _treeWidgets.size(); i++)
-    _treeWidgets[i]->hide();
+  for(unsigned int i = 0; i < _treeWidgets.size(); i++) _treeWidgets[i]->hide();
 
   // we don't delete widgets everytime the tree is rebuilt to minimize potential
   // race conditions (e.g. during heavy user interaction with autoCheck, with
   // risks to call handle() or focus() on deleted widgets)
-  std::vector<Fl_Widget*> delWidgets;
-  std::vector<char*> delStrings;
-  if(deleteWidgets){
+  std::vector<Fl_Widget *> delWidgets;
+  std::vector<char *> delStrings;
+  if(deleteWidgets) {
     delWidgets = _treeWidgets;
     delStrings = _treeStrings;
     _treeWidgets.clear();
@@ -1247,26 +1263,28 @@ void onelabGroup::rebuildTree(bool deleteWidgets)
 
   std::vector<onelab::number> numbers;
   onelab::server::instance()->get(numbers);
-  for(unsigned int i = 0; i < numbers.size(); i++){
+  for(unsigned int i = 0; i < numbers.size(); i++) {
     if(numbers[i].getAttribute("Closed") == "1")
       closed.insert(numbers[i].getPath());
-    if(!numbers[i].getVisible() && !CTX::instance()->solver.showInvisibleParameters)
+    if(!numbers[i].getVisible() &&
+       !CTX::instance()->solver.showInvisibleParameters)
       continue;
     _addParameter(numbers[i]);
   }
 
   std::vector<onelab::string> strings;
   onelab::server::instance()->get(strings);
-  for(unsigned int i = 0; i < strings.size(); i++){
+  for(unsigned int i = 0; i < strings.size(); i++) {
     if(strings[i].getAttribute("Closed") == "1")
       closed.insert(strings[i].getPath());
-    if(!strings[i].getVisible() && !CTX::instance()->solver.showInvisibleParameters)
+    if(!strings[i].getVisible() &&
+       !CTX::instance()->solver.showInvisibleParameters)
       continue;
     _addParameter(strings[i]);
   }
 
-  for(Fl_Tree_Item *n = _tree->first(); n; n = n->next()){
-    if(n->has_children()){
+  for(Fl_Tree_Item *n = _tree->first(); n; n = n->next()) {
+    if(n->has_children()) {
       int ww = (int)(_baseWidth - (n->depth() + 1) * _indent);
       int hh = n->labelsize() + 4;
       _tree->begin();
@@ -1280,16 +1298,16 @@ void onelabGroup::rebuildTree(bool deleteWidgets)
       but->align(FL_ALIGN_LEFT | FL_ALIGN_INSIDE | FL_ALIGN_CLIP);
       but->callback(onelab_subtree_cb, (void*)n);
 #else
-      if(getPath(n).find("0Modules/Post-processing") != std::string::npos){
+      if(getPath(n).find("0Modules/Post-processing") != std::string::npos) {
         but = new Fl_Button(1, 1, ww, hh);
         but->box(FL_NO_BOX);
         but->align(FL_ALIGN_LEFT | FL_ALIGN_INSIDE | FL_ALIGN_CLIP);
         but->tooltip("Toggle visibility of child views");
         char *group = strdup(getPath(n).substr(24).c_str());
         _treeStrings.push_back(group);
-        but->callback(view_group_cb, (void*)group);
+        but->callback(view_group_cb, (void *)group);
       }
-      else if(getPath(n).find("Physical group: ") != std::string::npos){
+      else if(getPath(n).find("Physical group: ") != std::string::npos) {
         but = new Fl_Button(1, 1, ww, hh);
         but->box(FL_NO_BOX);
         but->align(FL_ALIGN_LEFT | FL_ALIGN_INSIDE | FL_ALIGN_CLIP);
@@ -1297,9 +1315,9 @@ void onelabGroup::rebuildTree(bool deleteWidgets)
         std::string::size_type pos = getPath(n).find("Physical group: ");
         char *group = strdup(getPath(n).substr(pos + 16).c_str());
         _treeStrings.push_back(group);
-        but->callback(highlight_physical_group_cb, (void*)group);
+        but->callback(highlight_physical_group_cb, (void *)group);
       }
-      else{
+      else {
         but = new Fl_Box(1, 1, ww, hh);
         but->align(FL_ALIGN_LEFT | FL_ALIGN_INSIDE | FL_ALIGN_CLIP);
       }
@@ -1312,7 +1330,8 @@ void onelabGroup::rebuildTree(bool deleteWidgets)
     }
   }
 
-  for(std::set<std::string>::iterator it = closed.begin(); it != closed.end(); it++){
+  for(std::set<std::string>::iterator it = closed.begin(); it != closed.end();
+      it++) {
     if(it->size()) _tree->close(it->c_str(), 0);
   }
 
@@ -1322,13 +1341,12 @@ void onelabGroup::rebuildTree(bool deleteWidgets)
 
   FlGui::check(); // necessary e.g. on windows to avoid "ghosting"
 
-  if(deleteWidgets){
+  if(deleteWidgets) {
     // this needs to be performed after FlGui::check()
     Msg::Debug("Deleting onelabGroup widgets (%d)", (int)_treeWidgets.size());
     for(unsigned int i = 0; i < delWidgets.size(); i++)
       Fl::delete_widget(delWidgets[i]);
-    for(unsigned int i = 0; i < delStrings.size(); i++)
-      free(delStrings[i]);
+    for(unsigned int i = 0; i < delStrings.size(); i++) free(delStrings[i]);
   }
 
 #if 0 // test
@@ -1341,7 +1359,7 @@ void onelabGroup::rebuildTree(bool deleteWidgets)
 void onelabGroup::openTreeItem(const std::string &name)
 {
   Fl_Tree_Item *n = _tree->find_item(name.c_str());
-  if(n && n->has_children()){
+  if(n && n->has_children()) {
     n->open();
     _tree->redraw();
   }
@@ -1349,13 +1367,13 @@ void onelabGroup::openTreeItem(const std::string &name)
 
 void onelabGroup::checkForErrors(const std::string &client)
 {
-  if(Msg::GetErrorCount() > 0 && !CTX::instance()->expertMode){
-    std::string msg
-      (client + " reported an error: do you really want to continue?\n\n"
-       "(To disable this warning in the future, select `Enable expert mode'\n"
-       "in the option dialog.)");
-    if(Msg::GetAnswer(msg.c_str(), 1, "Stop", "Continue") == 0)
-      _stop = true;
+  if(Msg::GetErrorCount() > 0 && !CTX::instance()->expertMode) {
+    std::string msg(
+      client +
+      " reported an error: do you really want to continue?\n\n"
+      "(To disable this warning in the future, select `Enable expert mode'\n"
+      "in the option dialog.)");
+    if(Msg::GetAnswer(msg.c_str(), 1, "Stop", "Continue") == 0) _stop = true;
   }
 }
 
@@ -1364,70 +1382,71 @@ void onelabGroup::setButtonVisibility()
   std::vector<onelab::number> numbers;
   onelab::server::instance()->get(numbers);
   bool visible = false;
-  for(unsigned int i = 0; i < numbers.size(); i++){
-    if(numbers[i].getVisible()){
+  for(unsigned int i = 0; i < numbers.size(); i++) {
+    if(numbers[i].getVisible()) {
       visible = true;
       break;
     }
   }
   bool showRun = (onelab::server::instance()->getNumClients() > 1) || visible;
-  if(CTX::instance()->solver.autoCheck){
+  if(CTX::instance()->solver.autoCheck) {
     _butt[0]->hide();
     if(showRun)
       _butt[1]->show();
     else
       _butt[1]->hide();
   }
-  else if(showRun){
+  else if(showRun) {
     _butt[0]->show();
     _butt[1]->show();
   }
-  else{
+  else {
     _butt[0]->hide();
     _butt[1]->hide();
   }
   redraw();
 }
 
-void onelabGroup::setButtonMode(const std::string &butt0, const std::string &butt1)
+void onelabGroup::setButtonMode(const std::string &butt0,
+                                const std::string &butt1)
 {
-  if(butt0 == "check"){
+  if(butt0 == "check") {
     _butt[0]->activate();
     _butt[0]->label("Check");
-    _butt[0]->callback(onelab_cb, (void*)"check");
+    _butt[0]->callback(onelab_cb, (void *)"check");
   }
-  else{
+  else {
     _butt[0]->deactivate();
   }
 
-  if(butt1 == "compute"){
+  if(butt1 == "compute") {
     _butt[1]->activate();
     _butt[1]->label("Run");
-    _butt[1]->callback(onelab_cb, (void*)"compute");
+    _butt[1]->callback(onelab_cb, (void *)"compute");
     for(int i = 0; i < _gear->menu()->size(); i++)
-      ((Fl_Menu_Item*)_gear->menu())[i].activate();
+      ((Fl_Menu_Item *)_gear->menu())[i].activate();
   }
-  else if(butt1 == "stop"){
+  else if(butt1 == "stop") {
     _butt[1]->activate();
     _butt[1]->label("Stop");
-    _butt[1]->callback(onelab_cb, (void*)"stop");
+    _butt[1]->callback(onelab_cb, (void *)"stop");
     for(int i = 0; i < _gear->menu()->size(); i++)
       if(i < _gearOptionsStart - 1 || i > _gearOptionsEnd - 2)
-        ((Fl_Menu_Item*)_gear->menu())[i].deactivate();
+        ((Fl_Menu_Item *)_gear->menu())[i].deactivate();
   }
-  else if(butt1 == "kill"){
+  else if(butt1 == "kill") {
     _butt[1]->activate();
     _butt[1]->label("Kill");
-    _butt[1]->callback(onelab_cb, (void*)"kill");
+    _butt[1]->callback(onelab_cb, (void *)"kill");
     for(int i = 0; i < _gear->menu()->size(); i++)
       if(i < _gearOptionsStart - 1 || i > _gearOptionsEnd - 2)
-        ((Fl_Menu_Item*)_gear->menu())[i].deactivate();
+        ((Fl_Menu_Item *)_gear->menu())[i].deactivate();
   }
-  else{
+  else {
     _butt[1]->deactivate();
     for(int i = 0; i < _gear->menu()->size(); i++)
       if(i < _gearOptionsStart - 1 || i > _gearOptionsEnd - 2)
-        ((Fl_Menu_Item*)_gear->menu())[i].deactivate();
+        ((Fl_Menu_Item *)_gear->menu())[i].deactivate();
   }
 }
 
@@ -1440,12 +1459,12 @@ bool onelabGroup::isBusy()
 
 std::string onelabGroup::getPath(Fl_Tree_Item *item)
 {
-  if(!item){
+  if(!item) {
     Msg::Error("No item for path");
     return "";
   }
   char path[1024];
-  if(_tree->item_pathname(path, sizeof(path), item)){
+  if(_tree->item_pathname(path, sizeof(path), item)) {
     Msg::Error("Could not get path for item");
     return "";
   }
@@ -1454,7 +1473,7 @@ std::string onelabGroup::getPath(Fl_Tree_Item *item)
 
 void onelabGroup::updateGearMenu()
 {
-  Fl_Menu_Item* menu = (Fl_Menu_Item*)_gear->menu();
+  Fl_Menu_Item *menu = (Fl_Menu_Item *)_gear->menu();
   int values[9] = {CTX::instance()->solver.autoSaveDatabase,
                    CTX::instance()->solver.autoLoadDatabase,
                    CTX::instance()->solver.autoArchiveOutputFiles,
@@ -1464,7 +1483,7 @@ void onelabGroup::updateGearMenu()
                    CTX::instance()->solver.autoShowViews,
                    CTX::instance()->solver.autoShowLastStep,
                    CTX::instance()->solver.showInvisibleParameters};
-  for(int i = 0; i < 9; i++){
+  for(int i = 0; i < 9; i++) {
     int idx = _gearOptionsStart - 1 + i;
     if(values[i])
       menu[idx].set();
@@ -1478,23 +1497,23 @@ void onelabGroup::rebuildSolverList()
   updateGearMenu();
 
   std::vector<std::string> names, exes, hosts;
-  for(int i = 0; i < NUM_SOLVERS; i++){
-    if(opt_solver_name(i, GMSH_GET, "").size()){
+  for(int i = 0; i < NUM_SOLVERS; i++) {
+    if(opt_solver_name(i, GMSH_GET, "").size()) {
       names.push_back(opt_solver_name(i, GMSH_GET, ""));
       exes.push_back(opt_solver_executable(i, GMSH_GET, ""));
       hosts.push_back(opt_solver_remote_login(i, GMSH_GET, ""));
     }
   }
-  for(unsigned int i = 0; i < NUM_SOLVERS; i++){
-    if(i < names.size()){
-      onelab::server::citer it = onelab::server::instance()->findClient(names[i]);
-      if(it != onelab::server::instance()->lastClient())
-        (*it)->setIndex(i);
+  for(unsigned int i = 0; i < NUM_SOLVERS; i++) {
+    if(i < names.size()) {
+      onelab::server::citer it =
+        onelab::server::instance()->findClient(names[i]);
+      if(it != onelab::server::instance()->lastClient()) (*it)->setIndex(i);
       opt_solver_name(i, GMSH_SET, names[i]);
       opt_solver_executable(i, GMSH_SET, exes[i]);
       opt_solver_remote_login(i, GMSH_SET, hosts[i]);
     }
-    else{
+    else {
       opt_solver_name(i, GMSH_SET, "");
       opt_solver_executable(i, GMSH_SET, "");
       opt_solver_remote_login(i, GMSH_SET, "");
@@ -1510,36 +1529,36 @@ static bool needToChooseExe(const std::string &exe)
   if(exe.empty()) return true;
 
   // exe is given with absolute path to non-existing file
-  if(exe[0] == '/' || exe[0] == '\\' || (exe.size() > 2 && exe[1] == ':')){
+  if(exe[0] == '/' || exe[0] == '\\' || (exe.size() > 2 && exe[1] == ':')) {
     if(StatFile(exe)) return true;
   }
 
   return false;
 }
 
-void onelabGroup::addSolver(const std::string &name, const std::string &executable,
+void onelabGroup::addSolver(const std::string &name,
+                            const std::string &executable,
                             const std::string &remoteLogin, int index)
 {
   onelab::server::citer it = onelab::server::instance()->findClient(name);
-  if(it != onelab::server::instance()->lastClient()){
+  if(it != onelab::server::instance()->lastClient()) {
     if(needToChooseExe(executable))
       onelab_choose_executable_cb(0, (void *)(*it));
     return; // solver already exists
   }
 
   // delete the other non-local clients so we keep only the new one
-  std::vector<onelab::client*> networkClients;
+  std::vector<onelab::client *> networkClients;
   for(onelab::server::citer it = onelab::server::instance()->firstClient();
       it != onelab::server::instance()->lastClient(); it++)
-    if((*it)->isNetworkClient())
-      networkClients.push_back(*it);
-  for(unsigned int i = 0; i < networkClients.size(); i++){
+    if((*it)->isNetworkClient()) networkClients.push_back(*it);
+  for(unsigned int i = 0; i < networkClients.size(); i++) {
     delete networkClients[i];
   }
 
   // create and register the new client
-  onelab::localNetworkClient *c = new gmshLocalNetworkClient(name, executable,
-                                                             remoteLogin);
+  onelab::localNetworkClient *c =
+    new gmshLocalNetworkClient(name, executable, remoteLogin);
   c->setIndex(index);
   opt_solver_name(index, GMSH_SET, name);
   if(needToChooseExe(executable))
@@ -1551,5 +1570,5 @@ void onelabGroup::addSolver(const std::string &name, const std::string &executab
   FlGui::instance()->onelab->rebuildSolverList();
 
   // initialize the client
-  onelab_cb(0, (void*)"initialize");
+  onelab_cb(0, (void *)"initialize");
 }
diff --git a/Fltk/onelabGroup.h b/Fltk/onelabGroup.h
index a6d005c144e7781e813846cc54b2673fd95620f3..09ea04282901307bd5f542e691b7ef5391920ab1 100644
--- a/Fltk/onelabGroup.h
+++ b/Fltk/onelabGroup.h
@@ -16,14 +16,14 @@
 
 class viewButton;
 
-class onelabGroup : public Fl_Group{
- private:
+class onelabGroup : public Fl_Group {
+private:
   Fl_Tree *_tree;
   Fl_Button *_butt[2];
   Fl_Menu_Button *_gear;
   int _gearOptionsStart, _gearOptionsEnd;
-  std::vector<Fl_Widget*> _treeWidgets;
-  std::vector<char*> _treeStrings;
+  std::vector<Fl_Widget *> _treeWidgets;
+  std::vector<char *> _treeStrings;
   bool _stop;
   double _baseWidth, _indent;
   int _minWindowWidth, _minWindowHeight;
@@ -41,19 +41,20 @@ class onelabGroup : public Fl_Group{
   void _addViewMenu(int num);
   std::set<std::string> _getClosedGmshMenus();
   void _addGmshMenus();
- public:
-  onelabGroup(int x, int y, int w, int h, const char *l=0);
+
+public:
+  onelabGroup(int x, int y, int w, int h, const char *l = 0);
   void updateGearMenu();
   void rebuildSolverList();
   void rebuildTree(bool deleteWidgets);
-  void enableTreeWidgetResize(bool value){ _enableTreeWidgetResize = value; }
-  void redrawTree(){ _tree->redraw(); }
+  void enableTreeWidgetResize(bool value) { _enableTreeWidgetResize = value; }
+  void redrawTree() { _tree->redraw(); }
   void openTreeItem(const std::string &name);
   void setButtonVisibility();
   void setButtonMode(const std::string &butt0, const std::string &butt1);
   bool isBusy();
-  int getMinWindowWidth(){ return _minWindowWidth; }
-  int getMinWindowHeight(){ return _minWindowHeight; }
+  int getMinWindowWidth() { return _minWindowWidth; }
+  int getMinWindowHeight() { return _minWindowHeight; }
   std::string getPath(Fl_Tree_Item *item);
   void insertInManuallyClosed(const std::string &path)
   {
@@ -73,8 +74,8 @@ class onelabGroup : public Fl_Group{
                  const std::string &hostName, int index);
   void removeSolver(const std::string &name);
   void checkForErrors(const std::string &client);
-  bool stop(){ return _stop; }
-  void stop(bool val){ _stop = val; }
+  bool stop() { return _stop; }
+  void stop(bool val) { _stop = val; }
 };
 
 void solver_cb(Fl_Widget *w, void *data);
diff --git a/Fltk/openglWindow.cpp b/Fltk/openglWindow.cpp
index be8285bd0256437836b0b01baf7a8be023eb14b3..f0c1fb52d8e280580f78c3a1eb969211082bffcd 100644
--- a/Fltk/openglWindow.cpp
+++ b/Fltk/openglWindow.cpp
@@ -29,22 +29,27 @@
 // of gamepad)
 static void navigator_handler(void *data)
 {
-  openglWindow* gl_win = (openglWindow*)data;
-  if (CTX::instance()->gamepad && CTX::instance()->gamepad->active) {
-    if (gl_win->Nautilus ==0){
+  openglWindow *gl_win = (openglWindow *)data;
+  if(CTX::instance()->gamepad && CTX::instance()->gamepad->active) {
+    if(gl_win->Nautilus == 0) {
       gl_win->Nautilus = new Navigator(CTX::instance()->gamepad->frequency,
                                        gl_win->getDrawContext());
     }
     gl_win->moveWithGamepad();
-    Fl::add_timeout(CTX::instance()->gamepad->frequency, navigator_handler, data);
+    Fl::add_timeout(CTX::instance()->gamepad->frequency, navigator_handler,
+                    data);
   }
-  else{
-    if (gl_win->Nautilus){ delete gl_win->Nautilus; gl_win->Nautilus = 0; }
+  else {
+    if(gl_win->Nautilus) {
+      delete gl_win->Nautilus;
+      gl_win->Nautilus = 0;
+    }
     Fl::add_timeout(3., navigator_handler, data);
   }
 }
 
-static void lassoZoom(drawContext *ctx, mousePosition &click1, mousePosition &click2)
+static void lassoZoom(drawContext *ctx, mousePosition &click1,
+                      mousePosition &click2)
 {
   if(click1.win[0] == click2.win[0] || click1.win[1] == click2.win[1]) return;
 
@@ -64,8 +69,8 @@ static void lassoZoom(drawContext *ctx, mousePosition &click1, mousePosition &cl
 }
 
 openglWindow::openglWindow(int x, int y, int w, int h)
-  :  Fl_Gl_Window(x, y, w, h, "gl"), _lock(false), _drawn(false),
-     _selection(ENT_NONE), _trySelection(0), Nautilus(0)
+  : Fl_Gl_Window(x, y, w, h, "gl"), _lock(false), _drawn(false),
+    _selection(ENT_NONE), _trySelection(0), Nautilus(0)
 {
   _ctx = new drawContext(this);
 
@@ -78,7 +83,8 @@ openglWindow::openglWindow(int x, int y, int w, int h)
   endSelection = undoSelection = invertSelection = quitSelection = 0;
   changeSelection = 0;
 
-  if(CTX::instance()->gamepad) Fl::add_timeout(.5, navigator_handler, (void*)this);
+  if(CTX::instance()->gamepad)
+    Fl::add_timeout(.5, navigator_handler, (void *)this);
 }
 
 openglWindow::~openglWindow()
@@ -89,26 +95,23 @@ openglWindow::~openglWindow()
 
 void openglWindow::_drawScreenMessage()
 {
-  if(screenMessage[0].empty() && screenMessage[1].empty())
-    return;
+  if(screenMessage[0].empty() && screenMessage[1].empty()) return;
 
-  glColor4ubv((GLubyte *) & CTX::instance()->color.text);
+  glColor4ubv((GLubyte *)&CTX::instance()->color.text);
   drawContext::global()->setFont(CTX::instance()->glFontEnum,
                                  CTX::instance()->glFontSize);
   double h = drawContext::global()->getStringHeight();
 
-  if(screenMessage[0].size()){
+  if(screenMessage[0].size()) {
     const char *txt = screenMessage[0].c_str();
     double w = drawContext::global()->getStringWidth(txt);
-    glRasterPos2d(_ctx->viewport[2] / 2. - w / 2.,
-                  _ctx->viewport[3] - 1.2 * h);
+    glRasterPos2d(_ctx->viewport[2] / 2. - w / 2., _ctx->viewport[3] - 1.2 * h);
     drawContext::global()->drawString(txt);
   }
-  if(screenMessage[1].size()){
+  if(screenMessage[1].size()) {
     const char *txt = screenMessage[1].c_str();
     double w = drawContext::global()->getStringWidth(txt);
-    glRasterPos2d(_ctx->viewport[2] / 2. - w / 2.,
-                  _ctx->viewport[3] - 2.4 * h);
+    glRasterPos2d(_ctx->viewport[2] / 2. - w / 2., _ctx->viewport[3] - 2.4 * h);
     drawContext::global()->drawString(txt);
   }
 }
@@ -118,7 +121,7 @@ void openglWindow::_drawBorder()
   if(!parent()) return;
   // draw thin border if the parent group has more than 2 opengl windows
   int numgl = 0;
-  for(int i = 0; i < parent()->children(); i++){
+  for(int i = 0; i < parent()->children(); i++) {
     if(parent()->child(i)->label() &&
        !strcmp(parent()->child(i)->label(), label()))
       numgl++;
@@ -155,7 +158,7 @@ void openglWindow::draw()
 
   Msg::Debug("openglWindow::draw()");
 
-  if(!context_valid()){
+  if(!context_valid()) {
     _ctx->invalidateQuadricsAndDisplayLists();
   }
 
@@ -177,7 +180,7 @@ void openglWindow::draw()
     glColor3d(1., 1., 1.);
     glDisable(GL_DEPTH_TEST);
     glDrawBuffer(GL_FRONT_AND_BACK);
-    if(selectionMode && CTX::instance()->mouseSelection){
+    if(selectionMode && CTX::instance()->mouseSelection) {
       glEnable(GL_LINE_STIPPLE);
       glLineStipple(1, 0x0F0F);
     }
@@ -211,16 +214,17 @@ void openglWindow::draw()
       CTX::instance()->post.draw = 0;
     }
 
-    glClearColor
-      ((GLclampf)(CTX::instance()->unpackRed(CTX::instance()->color.bg) / 255.),
-       (GLclampf)(CTX::instance()->unpackGreen(CTX::instance()->color.bg) / 255.),
-       (GLclampf)(CTX::instance()->unpackBlue(CTX::instance()->color.bg) / 255.),
-       0.0F);
+    glClearColor(
+      (GLclampf)(CTX::instance()->unpackRed(CTX::instance()->color.bg) / 255.),
+      (GLclampf)(CTX::instance()->unpackGreen(CTX::instance()->color.bg) /
+                 255.),
+      (GLclampf)(CTX::instance()->unpackBlue(CTX::instance()->color.bg) / 255.),
+      0.0F);
 
     glClear(GL_DEPTH_BUFFER_BIT | GL_COLOR_BUFFER_BIT);
 
     _ctx->draw3d();
-    glColor4ubv((GLubyte *) & CTX::instance()->color.geom.highlight[0]);
+    glColor4ubv((GLubyte *)&CTX::instance()->color.geom.highlight[0]);
     float ps = CTX::instance()->geom.pointSize;
     if(_ctx->isHighResolution())
       ps *= CTX::instance()->highResolutionPointSizeFactor;
@@ -234,63 +238,70 @@ void openglWindow::draw()
     CTX::instance()->mesh.draw = 1;
     CTX::instance()->post.draw = 1;
   }
-  else{
+  else {
     // draw the whole scene
     if(CTX::instance()->printing && !CTX::instance()->print.background)
       glClearColor(1.0F, 1.0F, 1.0F, 0.0F);
     else
-      glClearColor
-        ((GLclampf)(CTX::instance()->unpackRed(CTX::instance()->color.bg) / 255.),
-         (GLclampf)(CTX::instance()->unpackGreen(CTX::instance()->color.bg) / 255.),
-         (GLclampf)(CTX::instance()->unpackBlue(CTX::instance()->color.bg) / 255.),
-         0.0F);
+      glClearColor(
+        (GLclampf)(CTX::instance()->unpackRed(CTX::instance()->color.bg) /
+                   255.),
+        (GLclampf)(CTX::instance()->unpackGreen(CTX::instance()->color.bg) /
+                   255.),
+        (GLclampf)(CTX::instance()->unpackBlue(CTX::instance()->color.bg) /
+                   255.),
+        0.0F);
     glClear(GL_DEPTH_BUFFER_BIT | GL_COLOR_BUFFER_BIT);
 
-    if(CTX::instance()->camera && !CTX::instance()->stereo){
+    if(CTX::instance()->camera && !CTX::instance()->stereo) {
       Camera *cam = &(_ctx->camera);
-      if (!cam->on) cam->init();
+      if(!cam->on) cam->init();
       cam->giveViewportDimension(_ctx->viewport[2], _ctx->viewport[3]);
       glMatrixMode(GL_PROJECTION);
       glLoadIdentity();
 
-      glFrustum(cam->glFleft, cam->glFright, cam->glFbottom,
-                cam->glFtop, cam->glFnear, cam->glFfar*cam->Lc);
+      glFrustum(cam->glFleft, cam->glFright, cam->glFbottom, cam->glFtop,
+                cam->glFnear, cam->glFfar * cam->Lc);
 
       glMatrixMode(GL_MODELVIEW);
       glLoadIdentity();
       glDrawBuffer(GL_BACK);
       glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
       glLoadIdentity();
-      gluLookAt(cam->position.x,cam->position.y,cam->position.z,
-		cam->target.x,cam->target.y,cam->target.z,
-		cam->up.x,cam->up.y,cam->up.z);
+      gluLookAt(cam->position.x, cam->position.y, cam->position.z,
+                cam->target.x, cam->target.y, cam->target.z, cam->up.x,
+                cam->up.y, cam->up.z);
       _ctx->draw3d();
       _ctx->draw2d();
-      if(CTX::instance()->gamepad && CTX::instance()->gamepad->active && Nautilus)
+      if(CTX::instance()->gamepad && CTX::instance()->gamepad->active &&
+         Nautilus)
         Nautilus->drawIcons();
       _drawScreenMessage();
       _drawBorder();
     }
-    else if(CTX::instance()->stereo){
+    else if(CTX::instance()->stereo) {
       Camera *cam = &(_ctx->camera);
-      if(!cam->on ) cam->init();
+      if(!cam->on) cam->init();
       cam->giveViewportDimension(_ctx->viewport[2], _ctx->viewport[3]);
       XYZ eye = cam->eyesep / 2.0 * cam->right;
       // right eye
       glMatrixMode(GL_PROJECTION);
       glLoadIdentity();
-      double left   = - cam->screenratio * cam->wd2 - 0.5 * cam->eyesep * cam->ndfl;
-      double right  =   cam->screenratio * cam->wd2 - 0.5 * cam->eyesep * cam->ndfl;
-      double top    =   cam->wd2;
-      double bottom = - cam->wd2;
-      glFrustum(left, right, bottom, top, cam->glFnear, cam->glFfar*cam->Lc);
+      double left =
+        -cam->screenratio * cam->wd2 - 0.5 * cam->eyesep * cam->ndfl;
+      double right =
+        cam->screenratio * cam->wd2 - 0.5 * cam->eyesep * cam->ndfl;
+      double top = cam->wd2;
+      double bottom = -cam->wd2;
+      glFrustum(left, right, bottom, top, cam->glFnear, cam->glFfar * cam->Lc);
       glMatrixMode(GL_MODELVIEW);
       glDrawBuffer(GL_BACK_RIGHT);
       glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
       glLoadIdentity();
-      gluLookAt(cam->position.x+eye.x, cam->position.y+eye.y, cam->position.z+eye.z,
-                cam->target.x+eye.x, cam->target.y+eye.y, cam->target.z+eye.z,
-                cam->up.x,  cam->up.y, cam->up.z);
+      gluLookAt(cam->position.x + eye.x, cam->position.y + eye.y,
+                cam->position.z + eye.z, cam->target.x + eye.x,
+                cam->target.y + eye.y, cam->target.z + eye.z, cam->up.x,
+                cam->up.y, cam->up.z);
       _ctx->draw3d();
       _ctx->draw2d();
       _drawScreenMessage();
@@ -298,25 +309,26 @@ void openglWindow::draw()
       // left eye
       glMatrixMode(GL_PROJECTION);
       glLoadIdentity();
-      left   = - cam->screenratio * cam->wd2 + 0.5 * cam->eyesep * cam->ndfl;
-      right  =   cam->screenratio * cam->wd2 + 0.5 * cam->eyesep * cam->ndfl;
-      top    =   cam->wd2;
-      bottom = - cam->wd2;
-      glFrustum(left, right, bottom, top, cam->glFnear, cam->glFfar*cam->Lc);
+      left = -cam->screenratio * cam->wd2 + 0.5 * cam->eyesep * cam->ndfl;
+      right = cam->screenratio * cam->wd2 + 0.5 * cam->eyesep * cam->ndfl;
+      top = cam->wd2;
+      bottom = -cam->wd2;
+      glFrustum(left, right, bottom, top, cam->glFnear, cam->glFfar * cam->Lc);
 
       glMatrixMode(GL_MODELVIEW);
       glDrawBuffer(GL_BACK_LEFT);
       glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
       glLoadIdentity();
-      gluLookAt(cam->position.x-eye.x, cam->position.y-eye.y, cam->position.z-eye.z,
-                cam->target.x-eye.x, cam->target.y-eye.y, cam->target.z-eye.z,
-                cam->up.x, cam->up.y, cam->up.z);
+      gluLookAt(cam->position.x - eye.x, cam->position.y - eye.y,
+                cam->position.z - eye.z, cam->target.x - eye.x,
+                cam->target.y - eye.y, cam->target.z - eye.z, cam->up.x,
+                cam->up.y, cam->up.z);
       _ctx->draw3d();
       _ctx->draw2d();
       _drawScreenMessage();
       _drawBorder();
     }
-    else{
+    else {
       _ctx->draw3d();
       _ctx->draw2d();
       _drawScreenMessage();
@@ -329,7 +341,7 @@ void openglWindow::draw()
 
 openglWindow *openglWindow::_lastHandled = 0;
 
-void openglWindow::_setLastHandled(openglWindow* w)
+void openglWindow::_setLastHandled(openglWindow *w)
 {
   _lastHandled = w;
   FlGui::instance()->visibility->updatePerWindow();
@@ -337,58 +349,61 @@ void openglWindow::_setLastHandled(openglWindow* w)
 
 int openglWindow::handle(int event)
 {
-  switch (event) {
-
+  switch(event) {
   case FL_FOCUS: // accept the focus when I'm asked if I want it
-  case FL_UNFOCUS:
-    return 1;
+  case FL_UNFOCUS: return 1;
 
   case FL_SHORTCUT:
   case FL_KEYBOARD:
     // override the default widget arrow-key-navigation
-    if(FlGui::instance()->testArrowShortcuts())
-      return 1;
+    if(FlGui::instance()->testArrowShortcuts()) return 1;
     return Fl_Gl_Window::handle(event);
 
   case FL_PUSH:
-    if(Fl::event_clicks() == 1 && !selectionMode){
+    if(Fl::event_clicks() == 1 && !selectionMode) {
       // double-click and not in selection mode
-      std::vector<GVertex*> vertices;
-      std::vector<GEdge*> edges;
-      std::vector<GFace*> faces;
-      std::vector<GRegion*> regions;
-      std::vector<MElement*> elements;
+      std::vector<GVertex *> vertices;
+      std::vector<GEdge *> edges;
+      std::vector<GFace *> faces;
+      std::vector<GRegion *> regions;
+      std::vector<MElement *> elements;
       std::vector<SPoint2> points;
-      std::vector<PView*> views;
+      std::vector<PView *> views;
       _select(ENT_ALL, false, false, true, Fl::event_x(), Fl::event_y(), 5, 5,
               vertices, edges, faces, regions, elements, points, views);
-      if(vertices.size() && CTX::instance()->geom.doubleClickedPointCommand.size()){
+      if(vertices.size() &&
+         CTX::instance()->geom.doubleClickedPointCommand.size()) {
         CTX::instance()->geom.doubleClickedEntityTag = vertices[0]->tag();
         ParseString(CTX::instance()->geom.doubleClickedPointCommand, true);
       }
-      else if(edges.size() && CTX::instance()->geom.doubleClickedCurveCommand.size()){
+      else if(edges.size() &&
+              CTX::instance()->geom.doubleClickedCurveCommand.size()) {
         CTX::instance()->geom.doubleClickedEntityTag = edges[0]->tag();
         ParseString(CTX::instance()->geom.doubleClickedCurveCommand, true);
       }
-      else if(faces.size() && CTX::instance()->geom.doubleClickedSurfaceCommand.size()){
+      else if(faces.size() &&
+              CTX::instance()->geom.doubleClickedSurfaceCommand.size()) {
         CTX::instance()->geom.doubleClickedEntityTag = faces[0]->tag();
         ParseString(CTX::instance()->geom.doubleClickedSurfaceCommand, true);
       }
-      else if(regions.size() && CTX::instance()->geom.doubleClickedVolumeCommand.size()){
+      else if(regions.size() &&
+              CTX::instance()->geom.doubleClickedVolumeCommand.size()) {
         CTX::instance()->geom.doubleClickedEntityTag = regions[0]->tag();
         ParseString(CTX::instance()->geom.doubleClickedVolumeCommand, true);
       }
-      else if(views.size() && views[0]->getOptions()->doubleClickedCommand.size()){
+      else if(views.size() &&
+              views[0]->getOptions()->doubleClickedCommand.size()) {
         CTX::instance()->post.doubleClickedView = views[0]->getIndex();
         ParseString(views[0]->getOptions()->doubleClickedCommand, true);
       }
-      else if(points.size() && CTX::instance()->post.doubleClickedGraphPointCommand.size()){
+      else if(points.size() &&
+              CTX::instance()->post.doubleClickedGraphPointCommand.size()) {
         CTX::instance()->post.doubleClickedGraphPointX = points[0].x();
         CTX::instance()->post.doubleClickedGraphPointY = points[0].y();
         ParseString(CTX::instance()->post.doubleClickedGraphPointCommand, true);
       }
-      else{ // popup quick access menu
-        status_options_cb(0, (void*)"quick_access");
+      else { // popup quick access menu
+        status_options_cb(0, (void *)"quick_access");
       }
       Fl::event_clicks(-1);
       return 1;
@@ -396,8 +411,8 @@ int openglWindow::handle(int event)
     _setLastHandled(this);
     take_focus(); // force keyboard focus when we click in the window
     _curr.set(_ctx, Fl::event_x(), Fl::event_y());
-    if(Fl::event_button() == 1 &&
-       !Fl::event_state(FL_SHIFT) && !Fl::event_state(FL_ALT)) {
+    if(Fl::event_button() == 1 && !Fl::event_state(FL_SHIFT) &&
+       !Fl::event_state(FL_ALT)) {
       if(!lassoMode && Fl::event_state(FL_CTRL)) {
         lassoMode = true;
         _lassoXY[0] = _curr.win[0];
@@ -405,7 +420,7 @@ int openglWindow::handle(int event)
       }
       else if(lassoMode) {
         lassoMode = false;
-        if(selectionMode && CTX::instance()->mouseSelection){
+        if(selectionMode && CTX::instance()->mouseSelection) {
           // will try to select multiple entities
           _trySelection = 2;
           _trySelectionXYWH[0] = (int)(_click.win[0] + _curr.win[0]) / 2;
@@ -413,30 +428,30 @@ int openglWindow::handle(int event)
           _trySelectionXYWH[2] = (int)fabs(_click.win[0] - _curr.win[0]);
           _trySelectionXYWH[3] = (int)fabs(_click.win[1] - _curr.win[1]);
         }
-        else{
-	  if (CTX::instance()->camera){
-	    Camera * cam = &(_ctx->camera);
-	    double dy = fabs(-_click.win[1] + _curr.win[1]);
-	    double dx = fabs(-_click.win[0] + _curr.win[0]);
-	    double factx = w() / fabs(dx);
-	    double facty = h() / fabs(dy);
-	    double fact = .8 * std::min(factx, facty);
-	    double x_med = (_click.win[0] + _curr.win[0]) / 2.;
-	    double y_med = (_click.win[1] + _curr.win[1]) / 2.;
-	    double theta_x = .96 * cam->radians * (w() / 2 - x_med) * 2. / h();
-	    double theta_y = .96 * cam->radians * (h() / 2 - y_med) * 2. / h();
-	    cam->moveRight(theta_x);
-	    cam->moveUp(theta_y);
-	    _ctx->camera.zoom(fact);
-	    _ctx->camera.update();
-	    redraw();
-	  }
-	  else{
-	    lassoZoom(_ctx, _click, _curr);
-	  }
+        else {
+          if(CTX::instance()->camera) {
+            Camera *cam = &(_ctx->camera);
+            double dy = fabs(-_click.win[1] + _curr.win[1]);
+            double dx = fabs(-_click.win[0] + _curr.win[0]);
+            double factx = w() / fabs(dx);
+            double facty = h() / fabs(dy);
+            double fact = .8 * std::min(factx, facty);
+            double x_med = (_click.win[0] + _curr.win[0]) / 2.;
+            double y_med = (_click.win[1] + _curr.win[1]) / 2.;
+            double theta_x = .96 * cam->radians * (w() / 2 - x_med) * 2. / h();
+            double theta_y = .96 * cam->radians * (h() / 2 - y_med) * 2. / h();
+            cam->moveRight(theta_x);
+            cam->moveUp(theta_y);
+            _ctx->camera.zoom(fact);
+            _ctx->camera.update();
+            redraw();
+          }
+          else {
+            lassoZoom(_ctx, _click, _curr);
+          }
         }
       }
-      else if(CTX::instance()->mouseSelection){
+      else if(CTX::instance()->mouseSelection) {
         // will try to select clicked entity
         _trySelection = 1;
         _trySelectionXYWH[0] = (int)_curr.win[0];
@@ -449,13 +464,13 @@ int openglWindow::handle(int event)
             (Fl::event_button() == 1 && Fl::event_state(FL_SHIFT))) {
       if(!lassoMode && Fl::event_state(FL_CTRL)) {
         // make zoom isotropic
-	_ctx->s[1] = _ctx->s[0];
-	_ctx->s[2] = _ctx->s[0];
-	redraw();
+        _ctx->s[1] = _ctx->s[0];
+        _ctx->s[2] = _ctx->s[0];
+        redraw();
       }
       else if(lassoMode) {
         lassoMode = false;
-        if(selectionMode && CTX::instance()->mouseSelection){
+        if(selectionMode && CTX::instance()->mouseSelection) {
           // will try to unselect multiple entities
           _trySelection = -2;
           _trySelectionXYWH[0] = (int)(_click.win[0] + _curr.win[0]) / 2;
@@ -463,11 +478,11 @@ int openglWindow::handle(int event)
           _trySelectionXYWH[2] = (int)fabs(_click.win[0] - _curr.win[0]);
           _trySelectionXYWH[3] = (int)fabs(_click.win[1] - _curr.win[1]);
         }
-        else{
+        else {
           lassoZoom(_ctx, _click, _curr);
         }
       }
-      else if(CTX::instance()->mouseSelection){
+      else if(CTX::instance()->mouseSelection) {
         // will try to unselect clicked entity
         _trySelection = -1;
         _trySelectionXYWH[0] = (int)_curr.win[0];
@@ -506,25 +521,25 @@ int openglWindow::handle(int event)
     _prev.set(_ctx, Fl::event_x(), Fl::event_y());
     return 1;
 
-  case FL_MOUSEWHEEL:
-    {
-      _prev.set(_ctx, Fl::event_x(), Fl::event_y());
-      double dy = Fl::event_dy();
-      double fact = (5. * CTX::instance()->zoomFactor * fabs(dy) + h()) / (double)h();
-      if (CTX::instance()->camera){
-	fact = ((dy > 0) ? fact : 1. / fact);
-	_ctx->camera.zoom(fact);
-       	_ctx->camera.update();
-	redraw();
-      }
-      else{
-	_ctx->s[0] *= ((dy > 0) ? fact : 1./fact);
-	_ctx->s[1] = _ctx->s[0];
-	_ctx->s[2] = _ctx->s[0];
-	_prev.recenter(_ctx);
-	redraw();
-      }
+  case FL_MOUSEWHEEL: {
+    _prev.set(_ctx, Fl::event_x(), Fl::event_y());
+    double dy = Fl::event_dy();
+    double fact =
+      (5. * CTX::instance()->zoomFactor * fabs(dy) + h()) / (double)h();
+    if(CTX::instance()->camera) {
+      fact = ((dy > 0) ? fact : 1. / fact);
+      _ctx->camera.zoom(fact);
+      _ctx->camera.update();
+      redraw();
+    }
+    else {
+      _ctx->s[0] *= ((dy > 0) ? fact : 1. / fact);
+      _ctx->s[1] = _ctx->s[0];
+      _ctx->s[2] = _ctx->s[0];
+      _prev.recenter(_ctx);
+      redraw();
     }
+  }
     FlGui::instance()->manip->update();
     return 1;
 
@@ -545,62 +560,67 @@ int openglWindow::handle(int event)
           _trySelectionXYWH[2] = 5;
           _trySelectionXYWH[3] = 5;
         }
-	// (m1) and (!shift) and (!alt)  => rotation
-        else if(Fl::event_button() == 1 &&
-                !Fl::event_state(FL_SHIFT) && !Fl::event_state(FL_ALT)) {
+        // (m1) and (!shift) and (!alt)  => rotation
+        else if(Fl::event_button() == 1 && !Fl::event_state(FL_SHIFT) &&
+                !Fl::event_state(FL_ALT)) {
           if(CTX::instance()->useTrackball)
-            _ctx->addQuaternion((2. * _prev.win[0] - w()) / w(),
-                                (h() - 2. * _prev.win[1]) / h(),
-                                (2. * _curr.win[0] - w()) / w(),
-                                (h() - 2. * _curr.win[1]) / h());
+            _ctx->addQuaternion(
+              (2. * _prev.win[0] - w()) / w(), (h() - 2. * _prev.win[1]) / h(),
+              (2. * _curr.win[0] - w()) / w(), (h() - 2. * _curr.win[1]) / h());
           else {
-            _ctx->r[1] += ((fabs(dx) > fabs(dy)) ? 180. * dx / (double)w() : 0.);
-            _ctx->r[0] += ((fabs(dx) > fabs(dy)) ? 0. : 180. * dy / (double)h());
+            _ctx->r[1] +=
+              ((fabs(dx) > fabs(dy)) ? 180. * dx / (double)w() : 0.);
+            _ctx->r[0] +=
+              ((fabs(dx) > fabs(dy)) ? 0. : 180. * dy / (double)h());
           }
         }
-	// m2 or (m1 and shift) => zoom (only move in y is used)
-	// but start point is the center of the homothety
+        // m2 or (m1 and shift) => zoom (only move in y is used)
+        // but start point is the center of the homothety
         else if(Fl::event_button() == 2 ||
                 (Fl::event_button() == 1 && Fl::event_state(FL_SHIFT))) {
-	  // isotrop zoom in camera mode
-	  if (CTX::instance()->camera){
-	    double dy= (int)_curr.win[1] - (int)_prev.win[1];
-	    double fact = (CTX::instance()->zoomFactor * fabs(dy) + (double)h()) /
+          // isotrop zoom in camera mode
+          if(CTX::instance()->camera) {
+            double dy = (int)_curr.win[1] - (int)_prev.win[1];
+            double fact =
+              (CTX::instance()->zoomFactor * fabs(dy) + (double)h()) /
               (double)h();
-	    fact= ((dy > 0) ? fact : 1./fact);
-	    _ctx->camera.zoom(fact);
-	    _ctx->camera.update();
-	    redraw();
-	  }
-	  else{
+            fact = ((dy > 0) ? fact : 1. / fact);
+            _ctx->camera.zoom(fact);
+            _ctx->camera.update();
+            redraw();
+          }
+          else {
             // move in y greater than move in x
-	    if(fabs(dy) > fabs(dx)) {
-	      double fact = (CTX::instance()->zoomFactor * fabs(dy) + h()) / (double)h();
-	      _ctx->s[0] *= ((dy > 0) ? fact : 1./fact);
-	      _ctx->s[1] = _ctx->s[0];
-	      _ctx->s[2] = _ctx->s[0];
-	      _click.recenter(_ctx);
-	    }
-	    else if(!CTX::instance()->useTrackball)
-	      _ctx->r[2] += -180. * dx / (double)w();
-	  }
+            if(fabs(dy) > fabs(dx)) {
+              double fact =
+                (CTX::instance()->zoomFactor * fabs(dy) + h()) / (double)h();
+              _ctx->s[0] *= ((dy > 0) ? fact : 1. / fact);
+              _ctx->s[1] = _ctx->s[0];
+              _ctx->s[2] = _ctx->s[0];
+              _click.recenter(_ctx);
+            }
+            else if(!CTX::instance()->useTrackball)
+              _ctx->r[2] += -180. * dx / (double)w();
+          }
         }
         // other case => translation
-	else {
-	  if (CTX::instance()->camera){
-	    Camera * cam= &(_ctx->camera);
-	    double theta_x = cam->radians * (-(double)_prev.win[0] +
-                                             (double)_curr.win[0]) * 2. / h();
-	    double theta_y = cam->radians * (-(double)_prev.win[1] +
-                                             (double)_curr.win[1]) * 2. / h();
-	    cam->moveRight(theta_x);
-	    cam->moveUp(theta_y);
-	  }
-	  else{
-	    _ctx->t[0] += (_curr.wnr[0] - _click.wnr[0]);
-	    _ctx->t[1] += (_curr.wnr[1] - _click.wnr[1]);
-	    _ctx->t[2] = 0.;
-	  }
+        else {
+          if(CTX::instance()->camera) {
+            Camera *cam = &(_ctx->camera);
+            double theta_x = cam->radians *
+                             (-(double)_prev.win[0] + (double)_curr.win[0]) *
+                             2. / h();
+            double theta_y = cam->radians *
+                             (-(double)_prev.win[1] + (double)_curr.win[1]) *
+                             2. / h();
+            cam->moveRight(theta_x);
+            cam->moveUp(theta_y);
+          }
+          else {
+            _ctx->t[0] += (_curr.wnr[0] - _click.wnr[0]);
+            _ctx->t[1] += (_curr.wnr[1] - _click.wnr[1]);
+            _ctx->t[2] = 0.;
+          }
         }
         CTX::instance()->drawRotationCenter = 1;
         if(CTX::instance()->fastRedraw) {
@@ -616,22 +636,24 @@ int openglWindow::handle(int event)
 
   case FL_MOVE:
     _curr.set(_ctx, Fl::event_x(), Fl::event_y());
-    if(lassoMode){
+    if(lassoMode) {
       redraw();
     }
-    else if(addPointMode && !Fl::event_state(FL_SHIFT)){
+    else if(addPointMode && !Fl::event_state(FL_SHIFT)) {
       cursor(FL_CURSOR_CROSS, FL_BLACK, FL_WHITE);
       // find line in real space corresponding to current cursor position
       double p[3], d[3];
       _ctx->unproject(_curr.win[0], _curr.win[1], p, d);
       // find closest point to the center of gravity
-      double r[3] = {CTX::instance()->cg[0] - p[0], CTX::instance()->cg[1] - p[1],
-                     CTX::instance()->cg[2] - p[2]}, t;
+      double r[3] = {CTX::instance()->cg[0] - p[0],
+                     CTX::instance()->cg[1] - p[1],
+                     CTX::instance()->cg[2] - p[2]},
+             t;
       t = prosca(r, d);
-      for(int i = 0; i < 3; i++){
-        if(!FlGui::instance()->elementaryContext->frozenPointCoord(i)){
+      for(int i = 0; i < 3; i++) {
+        if(!FlGui::instance()->elementaryContext->frozenPointCoord(i)) {
           _point[i] = p[i] + t * d[i];
-          if(CTX::instance()->geom.snap[i]){
+          if(CTX::instance()->geom.snap[i]) {
             double d = _point[i] / CTX::instance()->geom.snap[i];
             double f = floor(d);
             double c = ceil(d);
@@ -643,19 +665,19 @@ int openglWindow::handle(int event)
       FlGui::instance()->elementaryContext->updatePoint(_point, addPointMode);
       redraw();
     }
-    else{ // hover mode
-      if(_curr.win[0] != _prev.win[0] || _curr.win[1] != _prev.win[1]){
-        std::vector<GVertex*> vertices;
-        std::vector<GEdge*> edges;
-        std::vector<GFace*> faces;
-        std::vector<GRegion*> regions;
-        std::vector<MElement*> elements;
+    else { // hover mode
+      if(_curr.win[0] != _prev.win[0] || _curr.win[1] != _prev.win[1]) {
+        std::vector<GVertex *> vertices;
+        std::vector<GEdge *> edges;
+        std::vector<GFace *> faces;
+        std::vector<GRegion *> regions;
+        std::vector<MElement *> elements;
         std::vector<SPoint2> points;
-        std::vector<PView*> views;
+        std::vector<PView *> views;
         bool res = _select(_selection, false, CTX::instance()->mouseHoverMeshes,
-                           CTX::instance()->mouseHoverMeshes,
-                           (int)_curr.win[0], (int)_curr.win[1], 5, 5,
-                           vertices, edges, faces, regions, elements, points, views);
+                           CTX::instance()->mouseHoverMeshes, (int)_curr.win[0],
+                           (int)_curr.win[1], 5, 5, vertices, edges, faces,
+                           regions, elements, points, views);
         if((_selection == ENT_ALL && res) ||
            (_selection == ENT_POINT && vertices.size()) ||
            (_selection == ENT_CURVE && edges.size()) ||
@@ -666,38 +688,38 @@ int openglWindow::handle(int event)
           cursor(FL_CURSOR_DEFAULT, FL_BLACK, FL_WHITE);
         std::string text, cmd;
         bool multiline = CTX::instance()->tooltips;
-        if(vertices.size()){
+        if(vertices.size()) {
           text = vertices[0]->getInfoString(true, multiline);
           cmd = CTX::instance()->geom.doubleClickedPointCommand;
         }
-        else if(edges.size()){
+        else if(edges.size()) {
           text = edges[0]->getInfoString(true, multiline);
           cmd = CTX::instance()->geom.doubleClickedCurveCommand;
         }
-        else if(faces.size()){
+        else if(faces.size()) {
           text = faces[0]->getInfoString(true, multiline);
           cmd = CTX::instance()->geom.doubleClickedSurfaceCommand;
         }
-        else if(regions.size()){
+        else if(regions.size()) {
           text = regions[0]->getInfoString(true, multiline);
           cmd = CTX::instance()->geom.doubleClickedVolumeCommand;
         }
-        else if(elements.size()){
+        else if(elements.size()) {
           text = elements[0]->getInfoString(multiline);
         }
-        else if(points.size()){
+        else if(points.size()) {
           char tmp[256];
           sprintf(tmp, "Point (%g, %g)", points[0].x(), points[0].y());
           text = tmp;
           cmd = CTX::instance()->post.doubleClickedGraphPointCommand;
         }
-        else if(views.size()){
+        else if(views.size()) {
           char tmp[256];
           sprintf(tmp, "View[%d]", views[0]->getIndex());
           text = tmp;
           cmd = views[0]->getOptions()->doubleClickedCommand;
         }
-        if(cmd.size()){
+        if(cmd.size()) {
           text += std::string(" - Double-click to execute\n\n");
           std::replace(cmd.begin(), cmd.end(), '\r', ' ');
           text += cmd;
@@ -711,16 +733,15 @@ int openglWindow::handle(int event)
     _prev.set(_ctx, Fl::event_x(), Fl::event_y());
     return 1;
 
-  default:
-    return Fl_Gl_Window::handle(event);
+  default: return Fl_Gl_Window::handle(event);
   }
 }
 
 int openglWindow::pixel_w()
 {
-#if (FL_MAJOR_VERSION == 1) && (FL_MINOR_VERSION == 3) && (FL_PATCH_VERSION >= 4)
+#if(FL_MAJOR_VERSION == 1) && (FL_MINOR_VERSION == 3) && (FL_PATCH_VERSION >= 4)
   return Fl_Gl_Window::pixel_w();
-#elif (FL_MAJOR_VERSION == 1) && (FL_MINOR_VERSION >= 4)
+#elif(FL_MAJOR_VERSION == 1) && (FL_MINOR_VERSION >= 4)
   return Fl_Gl_Window::pixel_w();
 #else
   return w();
@@ -729,24 +750,21 @@ int openglWindow::pixel_w()
 
 int openglWindow::pixel_h()
 {
-#if (FL_MAJOR_VERSION == 1) && (FL_MINOR_VERSION == 3) && (FL_PATCH_VERSION >= 4)
+#if(FL_MAJOR_VERSION == 1) && (FL_MINOR_VERSION == 3) && (FL_PATCH_VERSION >= 4)
   return Fl_Gl_Window::pixel_h();
-#elif (FL_MAJOR_VERSION == 1) && (FL_MINOR_VERSION >= 4)
+#elif(FL_MAJOR_VERSION == 1) && (FL_MINOR_VERSION >= 4)
   return Fl_Gl_Window::pixel_h();
 #else
   return h();
 #endif
 }
 
-bool openglWindow::_select(int type, bool multiple, bool mesh, bool post,
-                           int x, int y, int w, int h,
-                           std::vector<GVertex*> &vertices,
-                           std::vector<GEdge*> &edges,
-                           std::vector<GFace*> &faces,
-                           std::vector<GRegion*> &regions,
-                           std::vector<MElement*> &elements,
-                           std::vector<SPoint2> &points,
-                           std::vector<PView*> &views)
+bool openglWindow::_select(
+  int type, bool multiple, bool mesh, bool post, int x, int y, int w, int h,
+  std::vector<GVertex *> &vertices, std::vector<GEdge *> &edges,
+  std::vector<GFace *> &faces, std::vector<GRegion *> &regions,
+  std::vector<MElement *> &elements, std::vector<SPoint2> &points,
+  std::vector<PView *> &views)
 {
   // same lock as in draw() to prevent firing up a GL_SELECT rendering pass
   // while a GL_RENDER pass is happening (due to the asynchronus nature of
@@ -754,21 +772,19 @@ bool openglWindow::_select(int type, bool multiple, bool mesh, bool post,
   if(_lock) return false;
   _lock = true;
   make_current();
-  bool ret = _ctx->select(type, multiple, mesh, post, x, y, w, h,
-                          vertices, edges, faces, regions, elements,
-                          points, views);
+  bool ret = _ctx->select(type, multiple, mesh, post, x, y, w, h, vertices,
+                          edges, faces, regions, elements, points, views);
   _lock = false;
   return ret;
 }
 
-char openglWindow::selectEntity(int type,
-                                std::vector<GVertex*> &vertices,
-                                std::vector<GEdge*> &edges,
-                                std::vector<GFace*> &faces,
-                                std::vector<GRegion*> &regions,
-                                std::vector<MElement*> &elements,
+char openglWindow::selectEntity(int type, std::vector<GVertex *> &vertices,
+                                std::vector<GEdge *> &edges,
+                                std::vector<GFace *> &faces,
+                                std::vector<GRegion *> &regions,
+                                std::vector<MElement *> &elements,
                                 std::vector<SPoint2> &points,
-                                std::vector<PView*> &views)
+                                std::vector<PView *> &views)
 {
   // force keyboard focus in GL window
   take_focus();
@@ -818,14 +834,14 @@ char openglWindow::selectEntity(int type,
       bool add = (_trySelection > 0) ? true : false;
       bool multi = (abs(_trySelection) > 1) ? true : false;
       _trySelection = 0;
-      if(_selection == ENT_NONE){ // just report the mouse click
+      if(_selection == ENT_NONE) { // just report the mouse click
         selectionMode = false;
         return 'c';
       }
       else if(_select(_selection, multi, true, false, _trySelectionXYWH[0],
                       _trySelectionXYWH[1], _trySelectionXYWH[2],
-                      _trySelectionXYWH[3], vertices, edges, faces,
-                      regions, elements, points, views)){
+                      _trySelectionXYWH[3], vertices, edges, faces, regions,
+                      elements, points, views)) {
         _selection = ENT_NONE;
         selectionMode = false;
         if(add)
@@ -856,9 +872,9 @@ void openglWindow::drawTooltip(const std::string &text)
 
 void openglWindow::moveWithGamepad()
 {
-  if(CTX::instance()->gamepad && CTX::instance()->gamepad->active && Nautilus){
+  if(CTX::instance()->gamepad && CTX::instance()->gamepad->active && Nautilus) {
     if(!(_ctx->camera.on)) _ctx->camera.init();
-    if(_drawn && (_lastHandled == this || _lastHandled == 0)){
+    if(_drawn && (_lastHandled == this || _lastHandled == 0)) {
       Nautilus->move();
       this->flush();
     }
diff --git a/Fltk/openglWindow.h b/Fltk/openglWindow.h
index 00fba6d30a0cb6b0732056b1bd5e1d86c8311cfc..51817501e346d4b4f04df7cd7ebfc754c2886034 100644
--- a/Fltk/openglWindow.h
+++ b/Fltk/openglWindow.h
@@ -20,9 +20,9 @@ class GRegion;
 class MElement;
 
 class openglWindow : public Fl_Gl_Window {
- private:
+private:
   static openglWindow *_lastHandled;
-  static void _setLastHandled(openglWindow*);
+  static void _setLastHandled(openglWindow *);
   bool _lock;
   bool _drawn;
   mousePosition _click, _curr, _prev;
@@ -32,42 +32,47 @@ class openglWindow : public Fl_Gl_Window {
   double _lassoXY[2];
   void _drawScreenMessage();
   void _drawBorder();
-  bool _select(int type, bool multiple, bool mesh, bool post, int x, int y, int w, int h,
-               std::vector<GVertex*> &vertices, std::vector<GEdge*> &edges,
-               std::vector<GFace*> &faces, std::vector<GRegion*> &regions,
-               std::vector<MElement*> &elements, std::vector<SPoint2> &points,
-               std::vector<PView*> &views);
- protected:
+  bool _select(int type, bool multiple, bool mesh, bool post, int x, int y,
+               int w, int h, std::vector<GVertex *> &vertices,
+               std::vector<GEdge *> &edges, std::vector<GFace *> &faces,
+               std::vector<GRegion *> &regions,
+               std::vector<MElement *> &elements, std::vector<SPoint2> &points,
+               std::vector<PView *> &views);
+
+protected:
   void draw();
   int handle(int);
- public:
+
+public:
   int pixel_w();
   int pixel_h();
-  time_t rawtime,  prev_rawtime;
+  time_t rawtime, prev_rawtime;
   double response_frequency;
   int addPointMode;
   bool lassoMode, selectionMode;
-  int endSelection, undoSelection, invertSelection, quitSelection, changeSelection;
+  int endSelection, undoSelection, invertSelection, quitSelection,
+    changeSelection;
   std::string screenMessage[2];
   openglWindow(int x, int y, int w, int h);
   ~openglWindow();
-  drawContext *getDrawContext(){ return _ctx; }
-  char selectEntity(int type,
-                    std::vector<GVertex*> &vertices, std::vector<GEdge*> &edges,
-                    std::vector<GFace*> &faces, std::vector<GRegion*> &regions,
-                    std::vector<MElement*> &elements, std::vector<SPoint2> &points,
-                    std::vector<PView*> &views);
-  static openglWindow *getLastHandled(){ return _lastHandled; }
-  static void setLastHandled(openglWindow *w){ _lastHandled = w; }
+  drawContext *getDrawContext() { return _ctx; }
+  char selectEntity(int type, std::vector<GVertex *> &vertices,
+                    std::vector<GEdge *> &edges, std::vector<GFace *> &faces,
+                    std::vector<GRegion *> &regions,
+                    std::vector<MElement *> &elements,
+                    std::vector<SPoint2> &points, std::vector<PView *> &views);
+  static openglWindow *getLastHandled() { return _lastHandled; }
+  static void setLastHandled(openglWindow *w) { _lastHandled = w; }
   void drawTooltip(const std::string &text);
   double frequency;
   void moveWithGamepad();
   Navigator *Nautilus;
   void setPoint(double x, double y, double z)
   {
-    _point[0] = x; _point[1] = y; _point[2] = z;
+    _point[0] = x;
+    _point[1] = y;
+    _point[2] = z;
   }
-
 };
 
 #endif
diff --git a/Fltk/optionWindow.cpp b/Fltk/optionWindow.cpp
index 8dfa956c59f3ef3669b7cf0aedda163ba107e299..cb74186cf76d87760ee458ade11ff1051f26e28f 100644
--- a/Fltk/optionWindow.cpp
+++ b/Fltk/optionWindow.cpp
@@ -38,97 +38,78 @@ typedef unsigned long intptr_t;
 #include "StringUtils.h"
 #include "gmshLocalNetworkClient.h"
 
-extern StringXColor GeneralOptions_Color[] ;
-extern StringXColor GeometryOptions_Color[] ;
-extern StringXColor MeshOptions_Color[] ;
-extern StringXColor SolverOptions_Color[] ;
-extern StringXColor PostProcessingOptions_Color[] ;
-extern StringXColor ViewOptions_Color[] ;
-extern StringXColor PrintOptions_Color[] ;
+extern StringXColor GeneralOptions_Color[];
+extern StringXColor GeometryOptions_Color[];
+extern StringXColor MeshOptions_Color[];
+extern StringXColor SolverOptions_Color[];
+extern StringXColor PostProcessingOptions_Color[];
+extern StringXColor ViewOptions_Color[];
+extern StringXColor PrintOptions_Color[];
 
 static Fl_Menu_Item menu_point_display[] = {
-  {"Color dot",   0, 0, 0},
-  {"3D sphere",   0, 0, 0},
-  {0}
-};
-
-static Fl_Menu_Item menu_point_display_post[] = {
-  {"Color dot",      0, 0, 0},
-  {"3D sphere",      0, 0, 0},
-  {"Scaled dot",     0, 0, 0},
-  {"Scaled sphere",  0, 0, 0},
-  {0}
-};
+  {"Color dot", 0, 0, 0}, {"3D sphere", 0, 0, 0}, {0}};
+
+static Fl_Menu_Item menu_point_display_post[] = {{"Color dot", 0, 0, 0},
+                                                 {"3D sphere", 0, 0, 0},
+                                                 {"Scaled dot", 0, 0, 0},
+                                                 {"Scaled sphere", 0, 0, 0},
+                                                 {0}};
 
 static Fl_Menu_Item menu_line_display[] = {
-  {"Color segment", 0, 0, 0},
-  {"3D cylinder",   0, 0, 0},
-  {0}
-};
-
-static Fl_Menu_Item menu_line_display_post[] = {
-  {"Color segment",    0, 0, 0},
-  {"3D cylinder",      0, 0, 0},
-  {"Tapered cylinder", 0, 0, 0},
-  {0}
-};
+  {"Color segment", 0, 0, 0}, {"3D cylinder", 0, 0, 0}, {0}};
+
+static Fl_Menu_Item menu_line_display_post[] = {{"Color segment", 0, 0, 0},
+                                                {"3D cylinder", 0, 0, 0},
+                                                {"Tapered cylinder", 0, 0, 0},
+                                                {0}};
 
 static Fl_Menu_Item menu_surface_display[] = {
-  {"Cross",     0, 0, 0},
-  {"Wireframe", 0, 0, 0},
-  {"Solid",     0, 0, 0},
-  {0}
-};
-
-static Fl_Menu_Item menu_axes_mode[] = {
-  {"None",        0, 0, 0},
-  {"Simple axes", 0, 0, 0},
-  {"Box",         0, 0, 0},
-  {"Full grid",   0, 0, 0},
-  {"Open grid",   0, 0, 0},
-  {"Ruler",       0, 0, 0},
-  {0}
-};
-
-static Fl_Menu_Item menu_position[] = {
-  {"Manual",       0, 0, 0},
-  {"Automatic",    0, 0, 0},
-  {"Top left",     0, 0, 0},
-  {"Top right",    0, 0, 0},
-  {"Bottom left",  0, 0, 0},
-  {"Bottom right", 0, 0, 0},
-  {"Top",          0, 0, 0},
-  {"Bottom",       0, 0, 0},
-  {"Left",         0, 0, 0},
-  {"Right",        0, 0, 0},
-  {"Full",         0, 0, 0},
-  {"Top third",    0, 0, 0},
-  {"In model coordinates", 0, 0, 0},
-  {0}
-};
+  {"Cross", 0, 0, 0}, {"Wireframe", 0, 0, 0}, {"Solid", 0, 0, 0}, {0}};
+
+static Fl_Menu_Item menu_axes_mode[] = {{"None", 0, 0, 0},
+                                        {"Simple axes", 0, 0, 0},
+                                        {"Box", 0, 0, 0},
+                                        {"Full grid", 0, 0, 0},
+                                        {"Open grid", 0, 0, 0},
+                                        {"Ruler", 0, 0, 0},
+                                        {0}};
+
+static Fl_Menu_Item menu_position[] = {{"Manual", 0, 0, 0},
+                                       {"Automatic", 0, 0, 0},
+                                       {"Top left", 0, 0, 0},
+                                       {"Top right", 0, 0, 0},
+                                       {"Bottom left", 0, 0, 0},
+                                       {"Bottom right", 0, 0, 0},
+                                       {"Top", 0, 0, 0},
+                                       {"Bottom", 0, 0, 0},
+                                       {"Left", 0, 0, 0},
+                                       {"Right", 0, 0, 0},
+                                       {"Full", 0, 0, 0},
+                                       {"Top third", 0, 0, 0},
+                                       {"In model coordinates", 0, 0, 0},
+                                       {0}};
 
 Fl_Menu_Item menu_font_names[] = {
-  {"Times-Roman",           0, 0, (void*)FL_TIMES},
-  {"Times-Bold",            0, 0, (void*)FL_TIMES_BOLD},
-  {"Times-Italic",          0, 0, (void*)FL_TIMES_ITALIC},
-  {"Times-BoldItalic",      0, 0, (void*)FL_TIMES_BOLD_ITALIC},
-  {"Helvetica",             0, 0, (void*)FL_HELVETICA},
-  {"Helvetica-Bold",        0, 0, (void*)FL_HELVETICA_BOLD},
-  {"Helvetica-Oblique",     0, 0, (void*)FL_HELVETICA_ITALIC},
-  {"Helvetica-BoldOblique", 0, 0, (void*)FL_HELVETICA_BOLD_ITALIC},
-  {"Courier",               0, 0, (void*)FL_COURIER},
-  {"Courier-Bold",          0, 0, (void*)FL_COURIER_BOLD},
-  {"Courier-Oblique",       0, 0, (void*)FL_COURIER_ITALIC},
-  {"Courier-BoldOblique",   0, 0, (void*)FL_COURIER_BOLD_ITALIC},
-  {"Symbol",                0, 0, (void*)FL_SYMBOL},
-  {"ZapfDingbats",          0, 0, (void*)FL_ZAPF_DINGBATS},
-  {"Screen",                0, 0, (void*)FL_SCREEN},
-  {0}
-};
+  {"Times-Roman", 0, 0, (void *)FL_TIMES},
+  {"Times-Bold", 0, 0, (void *)FL_TIMES_BOLD},
+  {"Times-Italic", 0, 0, (void *)FL_TIMES_ITALIC},
+  {"Times-BoldItalic", 0, 0, (void *)FL_TIMES_BOLD_ITALIC},
+  {"Helvetica", 0, 0, (void *)FL_HELVETICA},
+  {"Helvetica-Bold", 0, 0, (void *)FL_HELVETICA_BOLD},
+  {"Helvetica-Oblique", 0, 0, (void *)FL_HELVETICA_ITALIC},
+  {"Helvetica-BoldOblique", 0, 0, (void *)FL_HELVETICA_BOLD_ITALIC},
+  {"Courier", 0, 0, (void *)FL_COURIER},
+  {"Courier-Bold", 0, 0, (void *)FL_COURIER_BOLD},
+  {"Courier-Oblique", 0, 0, (void *)FL_COURIER_ITALIC},
+  {"Courier-BoldOblique", 0, 0, (void *)FL_COURIER_BOLD_ITALIC},
+  {"Symbol", 0, 0, (void *)FL_SYMBOL},
+  {"ZapfDingbats", 0, 0, (void *)FL_ZAPF_DINGBATS},
+  {"Screen", 0, 0, (void *)FL_SCREEN},
+  {0}};
 
 static void color_cb(Fl_Widget *w, void *data)
 {
-  unsigned int (*fct) (int, int, unsigned int);
+  unsigned int (*fct)(int, int, unsigned int);
   fct = (unsigned int (*)(int, int, unsigned int))data;
   uchar r = CTX::instance()->unpackRed(fct(0, GMSH_GET, 0));
   uchar g = CTX::instance()->unpackGreen(fct(0, GMSH_GET, 0));
@@ -140,17 +121,17 @@ static void color_cb(Fl_Widget *w, void *data)
 
 static void view_color_cb(Fl_Widget *w, void *data)
 {
-  unsigned int (*fct) (int, int, unsigned int);
+  unsigned int (*fct)(int, int, unsigned int);
   fct = (unsigned int (*)(int, int, unsigned int))data;
-  uchar r = CTX::instance()->unpackRed
-    (fct(FlGui::instance()->options->view.index, GMSH_GET, 0));
-  uchar g = CTX::instance()->unpackGreen
-    (fct(FlGui::instance()->options->view.index, GMSH_GET, 0));
-  uchar b = CTX::instance()->unpackBlue
-    (fct(FlGui::instance()->options->view.index, GMSH_GET, 0));
+  uchar r = CTX::instance()->unpackRed(
+    fct(FlGui::instance()->options->view.index, GMSH_GET, 0));
+  uchar g = CTX::instance()->unpackGreen(
+    fct(FlGui::instance()->options->view.index, GMSH_GET, 0));
+  uchar b = CTX::instance()->unpackBlue(
+    fct(FlGui::instance()->options->view.index, GMSH_GET, 0));
   if(fl_color_chooser("Color Chooser", r, g, b))
-    fct(FlGui::instance()->options->view.index,
-        GMSH_SET | GMSH_GUI, CTX::instance()->packColor(r, g, b, 255));
+    fct(FlGui::instance()->options->view.index, GMSH_SET | GMSH_GUI,
+        CTX::instance()->packColor(r, g, b, 255));
   drawContext::global()->draw();
 }
 
@@ -168,13 +149,13 @@ void options_cb(Fl_Widget *w, void *data)
 static void options_browser_cb(Fl_Widget *w, void *data)
 {
   // allows multiple selections with the mouse
-  FlGui::instance()->options->showGroup(FlGui::instance()->options->browser->value(),
-                                        true, true);
+  FlGui::instance()->options->showGroup(
+    FlGui::instance()->options->browser->value(), true, true);
 }
 
 static void options_show_file_cb(Fl_Widget *w, void *data)
 {
-  std::string what((const char*)data);
+  std::string what((const char *)data);
   std::string file = CTX::instance()->homeDir;
   if(what == "session")
     file += CTX::instance()->sessionFileName;
@@ -185,8 +166,9 @@ static void options_show_file_cb(Fl_Widget *w, void *data)
 
 void options_restore_defaults_cb(Fl_Widget *w, void *data)
 {
-  if(fl_choice("Do you really want to reset all options to their default values?",
-               "Cancel", "Restore", 0)){
+  if(fl_choice(
+       "Do you really want to reset all options to their default values?",
+       "Cancel", "Restore", 0)) {
     UnlinkFile(CTX::instance()->homeDir + CTX::instance()->sessionFileName);
     UnlinkFile(CTX::instance()->homeDir + CTX::instance()->optionsFileName);
     ReInitOptions(0);
@@ -203,8 +185,8 @@ void general_options_cb(Fl_Widget *w, void *data)
 
 static void general_options_color_scheme_cb(Fl_Widget *w, void *data)
 {
-  opt_general_color_scheme
-    (0, GMSH_SET, FlGui::instance()->options->general.choice[3]->value());
+  opt_general_color_scheme(
+    0, GMSH_SET, FlGui::instance()->options->general.choice[3]->value());
   drawContext::global()->draw();
 }
 
@@ -230,12 +212,12 @@ static void general_options_rotation_center_select_cb(Fl_Widget *w, void *data)
       pc = FlGui::instance()->selectedFaces[0]->bounds().center();
     else if(FlGui::instance()->selectedRegions.size())
       pc = FlGui::instance()->selectedRegions[0]->bounds().center();
-    opt_general_rotation_center0(0, GMSH_SET|GMSH_GUI, pc.x());
-    opt_general_rotation_center1(0, GMSH_SET|GMSH_GUI, pc.y());
-    opt_general_rotation_center2(0, GMSH_SET|GMSH_GUI, pc.z());
+    opt_general_rotation_center0(0, GMSH_SET | GMSH_GUI, pc.x());
+    opt_general_rotation_center1(0, GMSH_SET | GMSH_GUI, pc.y());
+    opt_general_rotation_center2(0, GMSH_SET | GMSH_GUI, pc.z());
 
     drawContext *ctx =
-        FlGui::instance()->getCurrentOpenglWindow()->getDrawContext();
+      FlGui::instance()->getCurrentOpenglWindow()->getDrawContext();
     ctx->recenterForRotationCenterChange(pc);
     FlGui::instance()->manip->update();
   }
@@ -249,48 +231,46 @@ static void general_options_rotation_center_select_cb(Fl_Widget *w, void *data)
 static void general_options_ok_cb(Fl_Widget *w, void *data)
 {
   optionWindow *o = FlGui::instance()->options;
-  o->activate((const char*)data);
+  o->activate((const char *)data);
 
   static double lc = 0.;
-  if(lc != CTX::instance()->lc){
+  if(lc != CTX::instance()->lc) {
     lc = CTX::instance()->lc;
-    for(int i = 2; i < 5; i++){
+    for(int i = 2; i < 5; i++) {
       o->general.value[i]->minimum(-5 * CTX::instance()->lc);
       o->general.value[i]->maximum(5 * CTX::instance()->lc);
     }
   }
-  if(data){
-    const char *name = (const char*)data;
-    if(!strcmp(name, "rotation_center_coord")){
+  if(data) {
+    const char *name = (const char *)data;
+    if(!strcmp(name, "rotation_center_coord")) {
       CTX::instance()->drawRotationCenter = 1;
-      SPoint3 p(o->general.value[8]->value(),
-                o->general.value[9]->value(),
+      SPoint3 p(o->general.value[8]->value(), o->general.value[9]->value(),
                 o->general.value[10]->value());
       drawContext *ctx =
-          FlGui::instance()->getCurrentOpenglWindow()->getDrawContext();
+        FlGui::instance()->getCurrentOpenglWindow()->getDrawContext();
       ctx->recenterForRotationCenterChange(p);
       FlGui::instance()->manip->update();
     }
-    else if(!strcmp(name, "rotation_center")){
+    else if(!strcmp(name, "rotation_center")) {
       // pre-fill with cg
       for(int i = 0; i < 3; i++)
         o->general.value[8 + i]->value(CTX::instance()->cg[i]);
-      SPoint3 p(CTX::instance()->cg[0],
-                CTX::instance()->cg[1],
+      SPoint3 p(CTX::instance()->cg[0], CTX::instance()->cg[1],
                 CTX::instance()->cg[2]);
       drawContext *ctx =
-          FlGui::instance()->getCurrentOpenglWindow()->getDrawContext();
+        FlGui::instance()->getCurrentOpenglWindow()->getDrawContext();
       ctx->recenterForRotationCenterChange(p);
       FlGui::instance()->manip->update();
     }
-    else if(!strcmp(name, "light_value")){
+    else if(!strcmp(name, "light_value")) {
       double x, y, z;
       x = o->general.value[2]->value();
       y = o->general.value[3]->value();
       z = o->general.value[4]->value();
       o->general.sphere->setValue(x, y, z);
     }
-    else if(!strcmp(name, "light_sphere")){
+    else if(!strcmp(name, "light_sphere")) {
       double x, y, z;
       o->general.sphere->getValue(x, y, z);
       o->general.value[2]->value(x);
@@ -312,17 +292,20 @@ static void general_options_ok_cb(Fl_Widget *w, void *data)
   double sessionrc = opt_general_session_save(0, GMSH_GET, 0);
   opt_general_session_save(0, GMSH_SET, o->general.butt[8]->value());
   if(sessionrc && !opt_general_session_save(0, GMSH_GET, 0))
-    PrintOptions(0, GMSH_SESSIONRC, 1, 1,
-                 (CTX::instance()->homeDir + CTX::instance()->sessionFileName).c_str());
+    PrintOptions(
+      0, GMSH_SESSIONRC, 1, 1,
+      (CTX::instance()->homeDir + CTX::instance()->sessionFileName).c_str());
   opt_general_options_save(0, GMSH_SET, o->general.butt[9]->value());
   opt_general_expert_mode(0, GMSH_SET, o->general.butt[10]->value());
 #if defined(HAVE_VISUDEV)
   opt_general_heavy_visualization(0, GMSH_SET, o->general.butt[22]->value());
 #endif
 
-  if(opt_general_gui_color_scheme(0, GMSH_GET, 0) != o->general.butt[21]->value()){
+  if(opt_general_gui_color_scheme(0, GMSH_GET, 0) !=
+     o->general.butt[21]->value()) {
     opt_general_gui_color_scheme(0, GMSH_SET, o->general.butt[21]->value());
-    opt_general_color_scheme(0, GMSH_SET|GMSH_GUI, o->general.butt[21]->value() ? 0. : 1.);
+    opt_general_color_scheme(0, GMSH_SET | GMSH_GUI,
+                             o->general.butt[21]->value() ? 0. : 1.);
   }
 
   opt_general_tooltips(0, GMSH_SET, o->general.butt[13]->value());
@@ -346,7 +329,8 @@ static void general_options_ok_cb(Fl_Widget *w, void *data)
   opt_general_rotation_center2(0, GMSH_SET, o->general.value[10]->value());
   opt_general_quadric_subdivisions(0, GMSH_SET, o->general.value[11]->value());
   opt_general_graphics_fontsize(0, GMSH_SET, o->general.value[12]->value());
-  opt_general_graphics_fontsize_title(0, GMSH_SET, o->general.value[28]->value());
+  opt_general_graphics_fontsize_title(0, GMSH_SET,
+                                      o->general.value[28]->value());
   opt_general_clip_factor(0, GMSH_SET, o->general.value[14]->value());
   opt_general_polygon_offset_factor(0, GMSH_SET, o->general.value[15]->value());
   opt_general_polygon_offset_units(0, GMSH_SET, o->general.value[16]->value());
@@ -379,20 +363,21 @@ static void general_options_ok_cb(Fl_Widget *w, void *data)
   opt_general_axes(0, GMSH_SET, o->general.choice[4]->value());
   opt_general_background_gradient(0, GMSH_SET, o->general.choice[5]->value());
 
-  if( (opt_general_gamepad(0, GMSH_GET, 0) !=  o->general.butt[19]->value() )
-      || ( opt_general_camera_mode(0, GMSH_GET, 0) !=  o->general.butt[18]->value() )){
-    if((opt_general_gamepad(0, GMSH_GET, 0) == 1 )
-       && (o->general.butt[18]->value() == 0) ) {
-      o->general.butt[19]->value(0) ;
+  if((opt_general_gamepad(0, GMSH_GET, 0) != o->general.butt[19]->value()) ||
+     (opt_general_camera_mode(0, GMSH_GET, 0) !=
+      o->general.butt[18]->value())) {
+    if((opt_general_gamepad(0, GMSH_GET, 0) == 1) &&
+       (o->general.butt[18]->value() == 0)) {
+      o->general.butt[19]->value(0);
     }
-    if((opt_general_camera_mode(0, GMSH_GET, 0) == 0 )
-       && ( o->general.butt[19]->value() ==1) ) {
+    if((opt_general_camera_mode(0, GMSH_GET, 0) == 0) &&
+       (o->general.butt[19]->value() == 1)) {
       o->general.butt[18]->value(1);
     }
   }
-  opt_general_gamepad(0, GMSH_SET, o->general.butt[19]->value() );
+  opt_general_gamepad(0, GMSH_SET, o->general.butt[19]->value());
   opt_general_camera_mode(0, GMSH_SET, o->general.butt[18]->value());
-  o->activate((const char*)data);
+  o->activate((const char *)data);
 
   opt_general_eye_sep_ratio(0, GMSH_SET, o->general.value[29]->value());
   opt_general_focallength_ratio(0, GMSH_SET, o->general.value[30]->value());
@@ -415,7 +400,7 @@ static void general_arrow_param_cb(Fl_Widget *w, void *data)
   double a = opt_general_arrow_head_radius(0, GMSH_GET, 0);
   double b = opt_general_arrow_stem_length(0, GMSH_GET, 0);
   double c = opt_general_arrow_stem_radius(0, GMSH_GET, 0);
-  while(arrowEditor("Arrow Editor", a, b, c)){
+  while(arrowEditor("Arrow Editor", a, b, c)) {
     opt_general_arrow_head_radius(0, GMSH_SET, a);
     opt_general_arrow_stem_length(0, GMSH_SET, b);
     opt_general_arrow_stem_radius(0, GMSH_SET, c);
@@ -431,7 +416,7 @@ void geometry_options_cb(Fl_Widget *w, void *data)
 static void geometry_options_ok_cb(Fl_Widget *w, void *data)
 {
   optionWindow *o = FlGui::instance()->options;
-  o->activate((const char*)data);
+  o->activate((const char *)data);
 
   opt_geometry_points(0, GMSH_SET, o->geo.butt[0]->value());
   opt_geometry_curves(0, GMSH_SET, o->geo.butt[1]->value());
@@ -494,7 +479,7 @@ void mesh_options_cb(Fl_Widget *w, void *data)
 static void mesh_options_ok_cb(Fl_Widget *w, void *data)
 {
   optionWindow *o = FlGui::instance()->options;
-  o->activate((const char*)data);
+  o->activate((const char *)data);
 
   opt_mesh_lc_from_curvature(0, GMSH_SET, o->mesh.butt[1]->value());
   opt_mesh_lc_from_points(0, GMSH_SET, o->mesh.butt[5]->value());
@@ -546,19 +531,27 @@ static void mesh_options_ok_cb(Fl_Widget *w, void *data)
 
   opt_mesh_point_type(0, GMSH_SET, o->mesh.choice[0]->value());
   opt_mesh_algo2d(0, GMSH_SET,
-                  (o->mesh.choice[2]->value() == 1) ? ALGO_2D_MESHADAPT :
-                  (o->mesh.choice[2]->value() == 2) ? ALGO_2D_DELAUNAY :
-                  (o->mesh.choice[2]->value() == 3) ? ALGO_2D_FRONTAL :
-                  (o->mesh.choice[2]->value() == 4) ? ALGO_2D_FRONTAL_QUAD :
-                  (o->mesh.choice[2]->value() == 5) ? ALGO_2D_PACK_PRLGRMS :
-                  ALGO_2D_AUTO);
+                  (o->mesh.choice[2]->value() == 1) ?
+                    ALGO_2D_MESHADAPT :
+                    (o->mesh.choice[2]->value() == 2) ?
+                    ALGO_2D_DELAUNAY :
+                    (o->mesh.choice[2]->value() == 3) ?
+                    ALGO_2D_FRONTAL :
+                    (o->mesh.choice[2]->value() == 4) ?
+                    ALGO_2D_FRONTAL_QUAD :
+                    (o->mesh.choice[2]->value() == 5) ? ALGO_2D_PACK_PRLGRMS :
+                                                        ALGO_2D_AUTO);
   opt_mesh_algo3d(0, GMSH_SET,
-                  (o->mesh.choice[3]->value() == 1) ? ALGO_3D_FRONTAL :
-                  (o->mesh.choice[3]->value() == 2) ? ALGO_3D_FRONTAL_DEL :
-                  (o->mesh.choice[3]->value() == 3) ? ALGO_3D_FRONTAL_HEX :
-                  (o->mesh.choice[3]->value() == 4) ? ALGO_3D_MMG3D :
-                  (o->mesh.choice[3]->value() == 5) ? ALGO_3D_RTREE :
-                  ALGO_3D_DELAUNAY);
+                  (o->mesh.choice[3]->value() == 1) ?
+                    ALGO_3D_FRONTAL :
+                    (o->mesh.choice[3]->value() == 2) ?
+                    ALGO_3D_FRONTAL_DEL :
+                    (o->mesh.choice[3]->value() == 3) ?
+                    ALGO_3D_FRONTAL_HEX :
+                    (o->mesh.choice[3]->value() == 4) ?
+                    ALGO_3D_MMG3D :
+                    (o->mesh.choice[3]->value() == 5) ? ALGO_3D_RTREE :
+                                                        ALGO_3D_DELAUNAY);
   opt_mesh_algo_recombine(0, GMSH_SET, o->mesh.choice[1]->value());
   opt_mesh_algo_subdivide(0, GMSH_SET, o->mesh.choice[5]->value());
   opt_mesh_remesh_algo(0, GMSH_SET, o->mesh.choice[8]->value());
@@ -582,14 +575,15 @@ void solver_options_cb(Fl_Widget *w, void *data)
 static void solver_options_ok_cb(Fl_Widget *w, void *data)
 {
   optionWindow *o = FlGui::instance()->options;
-  o->activate((const char*)data);
+  o->activate((const char *)data);
 
 #if defined(HAVE_ONELAB)
-  int old_listen = (int)opt_solver_listen(0, GMSH_GET, o->solver.butt[0]->value());
+  int old_listen =
+    (int)opt_solver_listen(0, GMSH_GET, o->solver.butt[0]->value());
   opt_solver_listen(0, GMSH_SET, o->solver.butt[0]->value());
-  if(!old_listen && o->solver.butt[0]->value()){
+  if(!old_listen && o->solver.butt[0]->value()) {
     onelab::server::citer it = onelab::server::instance()->findClient("Listen");
-    if(it == onelab::server::instance()->lastClient()){
+    if(it == onelab::server::instance()->lastClient()) {
       onelab::localNetworkClient *c = new gmshLocalNetworkClient("Listen", "");
       c->run();
     }
@@ -617,7 +611,7 @@ void post_options_cb(Fl_Widget *w, void *data)
 static void post_options_ok_cb(Fl_Widget *w, void *data)
 {
   optionWindow *o = FlGui::instance()->options;
-  o->activate((const char*)data);
+  o->activate((const char *)data);
 
   opt_post_anim_cycle(0, GMSH_SET, o->post.butt[0]->value());
   opt_post_combine_remove_orig(0, GMSH_SET, o->post.butt[1]->value());
@@ -637,7 +631,7 @@ static void post_options_ok_cb(Fl_Widget *w, void *data)
 void view_options_cb(Fl_Widget *w, void *data)
 {
   int num = (intptr_t)data;
-  if(num < 0){ // automatic
+  if(num < 0) { // automatic
     int current = FlGui::instance()->options->view.index;
     if(current >= 0 && current < (int)PView::list.size())
       num = current;
@@ -650,12 +644,12 @@ void view_options_cb(Fl_Widget *w, void *data)
 
 static void view_options_timestep_cb(Fl_Widget *w, void *data)
 {
-  std::string str((const char*)data);
+  std::string str((const char *)data);
   for(int i = 0; i < (int)PView::list.size(); i++) {
     if(i == FlGui::instance()->options->view.index ||
        FlGui::instance()->options->browser->selected(i + 6)) {
       if(str == "=")
-        opt_view_timestep(i, GMSH_SET, ((Fl_Value_Input *) w)->value());
+        opt_view_timestep(i, GMSH_SET, ((Fl_Value_Input *)w)->value());
       else if(str == "-")
         opt_view_timestep(i, GMSH_SET | GMSH_GUI,
                           opt_view_timestep(i, GMSH_GET, 0) - 1);
@@ -674,25 +668,28 @@ static void view_options_ok_cb(Fl_Widget *w, void *data)
   if(current < 0) return;
 
   optionWindow *o = FlGui::instance()->options;
-  o->activate((const char*)data);
+  o->activate((const char *)data);
 
-  if(data){
-    std::string str((const char*)data);
-    if(str == "range_min" || str == "range_max"){
+  if(data) {
+    std::string str((const char *)data);
+    if(str == "range_min" || str == "range_max") {
       double vmin = 1e200;
       double vmax = -1e200;
       for(int i = 0; i < (int)PView::list.size(); i++) {
-        if(i == current || FlGui::instance()->options->browser->selected(i + 6)) {
+        if(i == current ||
+           FlGui::instance()->options->browser->selected(i + 6)) {
           // compute min/max taking current visibility status into account
           int step = (int)opt_view_timestep(i, GMSH_GET, 0);
           PViewData *data = PView::list[i]->getData(true);
           PViewOptions *opt = PView::list[i]->getOptions();
           if(str == "range_min")
-            vmin = std::min(vmin, data->getMin(step, true, opt->forceNumComponents,
-                                               opt->componentMap));
+            vmin =
+              std::min(vmin, data->getMin(step, true, opt->forceNumComponents,
+                                          opt->componentMap));
           else if(str == "range_max")
-            vmax = std::max(vmax, data->getMax(step, true, opt->forceNumComponents,
-                                               opt->componentMap));
+            vmax =
+              std::max(vmax, data->getMax(step, true, opt->forceNumComponents,
+                                          opt->componentMap));
         }
       }
       if(str == "range_min")
@@ -719,13 +716,16 @@ static void view_options_ok_cb(Fl_Widget *w, void *data)
   double external_view = opt_view_external_view(current, GMSH_GET, 0);
   double gen_raise_view = opt_view_gen_raise_view(current, GMSH_GET, 0);
   double show_time = opt_view_show_time(current, GMSH_GET, 0);
-  double force_num_components = opt_view_force_num_components(current, GMSH_GET, 0);
+  double force_num_components =
+    opt_view_force_num_components(current, GMSH_GET, 0);
   double center_glyphs = opt_view_center_glyphs(current, GMSH_GET, 0);
 
   double type = opt_view_type(current, GMSH_GET, 0);
   double saturate_values = opt_view_saturate_values(current, GMSH_GET, 0);
-  double max_recursion_level = opt_view_max_recursion_level(current, GMSH_GET, 0);
-  double adapt_vis_grid = opt_view_adapt_visualization_grid(current, GMSH_GET, 0);
+  double max_recursion_level =
+    opt_view_max_recursion_level(current, GMSH_GET, 0);
+  double adapt_vis_grid =
+    opt_view_adapt_visualization_grid(current, GMSH_GET, 0);
   double target_error = opt_view_target_error(current, GMSH_GET, 0);
   double show_element = opt_view_show_element(current, GMSH_GET, 0);
   double draw_skin_only = opt_view_draw_skin_only(current, GMSH_GET, 0);
@@ -776,11 +776,13 @@ static void view_options_ok_cb(Fl_Widget *w, void *data)
   double timestep = opt_view_timestep(current, GMSH_GET, 0);
   double arrow_size_min = opt_view_arrow_size_min(current, GMSH_GET, 0);
   double arrow_size_max = opt_view_arrow_size_max(current, GMSH_GET, 0);
-  double displacement_factor = opt_view_displacement_factor(current, GMSH_GET, 0);
+  double displacement_factor =
+    opt_view_displacement_factor(current, GMSH_GET, 0);
   double point_size = opt_view_point_size(current, GMSH_GET, 0);
   double line_width = opt_view_line_width(current, GMSH_GET, 0);
   double explode = opt_view_explode(current, GMSH_GET, 0);
-  double angle_smooth_normals = opt_view_angle_smooth_normals(current, GMSH_GET, 0);
+  double angle_smooth_normals =
+    opt_view_angle_smooth_normals(current, GMSH_GET, 0);
   double position0 = opt_view_position0(current, GMSH_GET, 0);
   double position1 = opt_view_position1(current, GMSH_GET, 0);
   double size0 = opt_view_size0(current, GMSH_GET, 0);
@@ -826,44 +828,36 @@ static void view_options_ok_cb(Fl_Widget *w, void *data)
       // view_choice
 
       val = o->view.choice[1]->value() + 1;
-      if(force || (val != scale_type))
-        opt_view_scale_type(i, GMSH_SET, val);
+      if(force || (val != scale_type)) opt_view_scale_type(i, GMSH_SET, val);
 
       val = o->view.choice[0]->value() + 1;
       if(force || (val != intervals_type))
         opt_view_intervals_type(i, GMSH_SET, val);
 
       val = o->view.choice[5]->value();
-      if(force || (val != point_type))
-        opt_view_point_type(i, GMSH_SET, val);
+      if(force || (val != point_type)) opt_view_point_type(i, GMSH_SET, val);
 
       val = o->view.choice[6]->value();
-      if(force || (val != line_type))
-        opt_view_line_type(i, GMSH_SET, val);
+      if(force || (val != line_type)) opt_view_line_type(i, GMSH_SET, val);
 
       val = o->view.choice[2]->value() + 1;
-      if(force || (val != vector_type))
-        opt_view_vector_type(i, GMSH_SET, val);
+      if(force || (val != vector_type)) opt_view_vector_type(i, GMSH_SET, val);
 
       val = o->view.choice[3]->value() + 1;
       if(force || (val != glyph_location))
         opt_view_glyph_location(i, GMSH_SET, val);
 
       val = o->view.choice[4]->value() + 1;
-      if(force || (val != tensor_type))
-        opt_view_tensor_type(i, GMSH_SET, val);
+      if(force || (val != tensor_type)) opt_view_tensor_type(i, GMSH_SET, val);
 
       val = o->view.choice[7]->value() + 1;
-      if(force || (val != range_type))
-        opt_view_range_type(i, GMSH_SET, val);
+      if(force || (val != range_type)) opt_view_range_type(i, GMSH_SET, val);
 
       val = o->view.choice[8]->value();
-      if(force || (val != axes))
-        opt_view_axes(i, GMSH_SET, val);
+      if(force || (val != axes)) opt_view_axes(i, GMSH_SET, val);
 
       val = o->view.choice[9]->value();
-      if(force || (val != boundary))
-        opt_view_boundary(i, GMSH_SET, val);
+      if(force || (val != boundary)) opt_view_boundary(i, GMSH_SET, val);
 
       val = o->view.choice[10]->value() - 1;
       if(force || (val != external_view))
@@ -874,17 +868,16 @@ static void view_options_ok_cb(Fl_Widget *w, void *data)
         opt_view_gen_raise_view(i, GMSH_SET, val);
 
       val = o->view.choice[12]->value();
-      if(force || (val != show_time))
-        opt_view_show_time(i, GMSH_SET, val);
+      if(force || (val != show_time)) opt_view_show_time(i, GMSH_SET, val);
 
       val = o->view.choice[13]->value() + 1;
-      if(force || (val != type))
-        opt_view_type(i, GMSH_SET, val);
+      if(force || (val != type)) opt_view_type(i, GMSH_SET, val);
 
-      val =
-        (o->view.choice[14]->value() == 1) ? 1 :
-        (o->view.choice[14]->value() == 2) ? 3 :
-        (o->view.choice[14]->value() == 3) ? 9 : 0;
+      val = (o->view.choice[14]->value() == 1) ?
+              1 :
+              (o->view.choice[14]->value() == 2) ?
+              3 :
+              (o->view.choice[14]->value() == 3) ? 9 : 0;
       if(force || (val != force_num_components))
         opt_view_force_num_components(i, GMSH_SET, val);
 
@@ -915,12 +908,10 @@ static void view_options_ok_cb(Fl_Widget *w, void *data)
         opt_view_draw_skin_only(i, GMSH_SET, val);
 
       val = o->view.butt[4]->value();
-      if(force || (val != show_scale))
-        opt_view_show_scale(i, GMSH_SET, val);
+      if(force || (val != show_scale)) opt_view_show_scale(i, GMSH_SET, val);
 
       val = o->view.butt[3]->value();
-      if(force || (val != mikado))
-        opt_view_axes_mikado(i, GMSH_SET, val);
+      if(force || (val != mikado)) opt_view_axes_mikado(i, GMSH_SET, val);
 
       val = o->view.butt[25]->value();
       if(force || (val != axes_auto_position))
@@ -931,12 +922,10 @@ static void view_options_ok_cb(Fl_Widget *w, void *data)
         opt_view_draw_strings(i, GMSH_SET, val);
 
       val = o->view.butt[11]->value();
-      if(force || (val != light))
-        opt_view_light(i, GMSH_SET, val);
+      if(force || (val != light)) opt_view_light(i, GMSH_SET, val);
 
       val = o->view.butt[8]->value();
-      if(force || (val != light_lines))
-        opt_view_light_lines(i, GMSH_SET, val);
+      if(force || (val != light_lines)) opt_view_light_lines(i, GMSH_SET, val);
 
       val = o->view.butt[9]->value();
       if(force || (val != light_two_side))
@@ -959,12 +948,10 @@ static void view_options_ok_cb(Fl_Widget *w, void *data)
         opt_view_draw_tensors(i, GMSH_SET, val);
 
       val = o->view.menu[1]->menu()[0].value() ? 1 : 0;
-      if(force || (val != draw_points))
-        opt_view_draw_points(i, GMSH_SET, val);
+      if(force || (val != draw_points)) opt_view_draw_points(i, GMSH_SET, val);
 
       val = o->view.menu[1]->menu()[1].value() ? 1 : 0;
-      if(force || (val != draw_lines))
-        opt_view_draw_lines(i, GMSH_SET, val);
+      if(force || (val != draw_lines)) opt_view_draw_lines(i, GMSH_SET, val);
 
       val = o->view.menu[1]->menu()[2].value() ? 1 : 0;
       if(force || (val != draw_triangles))
@@ -983,8 +970,7 @@ static void view_options_ok_cb(Fl_Widget *w, void *data)
         opt_view_draw_hexahedra(i, GMSH_SET, val);
 
       val = o->view.menu[1]->menu()[6].value() ? 1 : 0;
-      if(force || (val != draw_prisms))
-        opt_view_draw_prisms(i, GMSH_SET, val);
+      if(force || (val != draw_prisms)) opt_view_draw_prisms(i, GMSH_SET, val);
 
       val = o->view.menu[1]->menu()[7].value() ? 1 : 0;
       if(force || (val != draw_pyramids))
@@ -999,26 +985,21 @@ static void view_options_ok_cb(Fl_Widget *w, void *data)
         opt_view_fake_transparency(i, GMSH_SET, val);
 
       val = o->view.butt[26]->value();
-      if(force || (val != use_stipple))
-        opt_view_use_stipple(i, GMSH_SET, val);
+      if(force || (val != use_stipple)) opt_view_use_stipple(i, GMSH_SET, val);
 
       // view_values
 
       val = o->view.value[0]->value();
-      if(force || (val != normals))
-        opt_view_normals(i, GMSH_SET, val);
+      if(force || (val != normals)) opt_view_normals(i, GMSH_SET, val);
 
       val = o->view.value[1]->value();
-      if(force || (val != tangents))
-        opt_view_tangents(i, GMSH_SET, val);
+      if(force || (val != tangents)) opt_view_tangents(i, GMSH_SET, val);
 
       val = o->view.value[31]->value();
-      if(force || (val != custom_min))
-        opt_view_custom_min(i, GMSH_SET, val);
+      if(force || (val != custom_min)) opt_view_custom_min(i, GMSH_SET, val);
 
       val = o->view.value[32]->value();
-      if(force || (val != custom_max))
-        opt_view_custom_max(i, GMSH_SET, val);
+      if(force || (val != custom_max)) opt_view_custom_max(i, GMSH_SET, val);
 
       val = o->view.value[33]->value();
       if(force || (val != max_recursion_level))
@@ -1029,76 +1010,59 @@ static void view_options_ok_cb(Fl_Widget *w, void *data)
         opt_view_target_error(i, GMSH_SET, val);
 
       val = o->view.value[30]->value();
-      if(force || (val != nb_iso))
-        opt_view_nb_iso(i, GMSH_SET, val);
+      if(force || (val != nb_iso)) opt_view_nb_iso(i, GMSH_SET, val);
 
       val = o->view.value[40]->value();
-      if(force || (val != offset0))
-        opt_view_offset0(i, GMSH_SET, val);
+      if(force || (val != offset0)) opt_view_offset0(i, GMSH_SET, val);
 
       val = o->view.value[41]->value();
-      if(force || (val != offset1))
-        opt_view_offset1(i, GMSH_SET, val);
+      if(force || (val != offset1)) opt_view_offset1(i, GMSH_SET, val);
 
       val = o->view.value[42]->value();
-      if(force || (val != offset2))
-        opt_view_offset2(i, GMSH_SET, val);
+      if(force || (val != offset2)) opt_view_offset2(i, GMSH_SET, val);
 
       val = o->view.value[51]->value();
-      if(force || (val != transform00))
-        opt_view_transform00(i, GMSH_SET, val);
+      if(force || (val != transform00)) opt_view_transform00(i, GMSH_SET, val);
 
       val = o->view.value[52]->value();
-      if(force || (val != transform01))
-        opt_view_transform01(i, GMSH_SET, val);
+      if(force || (val != transform01)) opt_view_transform01(i, GMSH_SET, val);
 
       val = o->view.value[53]->value();
-      if(force || (val != transform02))
-        opt_view_transform02(i, GMSH_SET, val);
+      if(force || (val != transform02)) opt_view_transform02(i, GMSH_SET, val);
 
       val = o->view.value[54]->value();
-      if(force || (val != transform10))
-        opt_view_transform10(i, GMSH_SET, val);
+      if(force || (val != transform10)) opt_view_transform10(i, GMSH_SET, val);
 
       val = o->view.value[55]->value();
-      if(force || (val != transform11))
-        opt_view_transform11(i, GMSH_SET, val);
+      if(force || (val != transform11)) opt_view_transform11(i, GMSH_SET, val);
 
       val = o->view.value[56]->value();
-      if(force || (val != transform12))
-        opt_view_transform12(i, GMSH_SET, val);
+      if(force || (val != transform12)) opt_view_transform12(i, GMSH_SET, val);
 
       val = o->view.value[57]->value();
-      if(force || (val != transform20))
-        opt_view_transform20(i, GMSH_SET, val);
+      if(force || (val != transform20)) opt_view_transform20(i, GMSH_SET, val);
 
       val = o->view.value[58]->value();
-      if(force || (val != transform21))
-        opt_view_transform21(i, GMSH_SET, val);
+      if(force || (val != transform21)) opt_view_transform21(i, GMSH_SET, val);
 
       val = o->view.value[59]->value();
-      if(force || (val != transform22))
-        opt_view_transform22(i, GMSH_SET, val);
+      if(force || (val != transform22)) opt_view_transform22(i, GMSH_SET, val);
 
       val = o->view.value[43]->value();
-      if(force || (val != raise0))
-        opt_view_raise0(i, GMSH_SET, val);
+      if(force || (val != raise0)) opt_view_raise0(i, GMSH_SET, val);
 
       val = o->view.value[44]->value();
-      if(force || (val != raise1))
-        opt_view_raise1(i, GMSH_SET, val);
+      if(force || (val != raise1)) opt_view_raise1(i, GMSH_SET, val);
 
       val = o->view.value[45]->value();
-      if(force || (val != raise2))
-        opt_view_raise2(i, GMSH_SET, val);
+      if(force || (val != raise2)) opt_view_raise2(i, GMSH_SET, val);
 
       val = o->view.value[46]->value();
       if(force || (val != normal_raise))
         opt_view_normal_raise(i, GMSH_SET, val);
 
       val = o->view.value[50]->value();
-      if(force || (val != timestep))
-        opt_view_timestep(i, GMSH_SET, val);
+      if(force || (val != timestep)) opt_view_timestep(i, GMSH_SET, val);
 
       val = o->view.value[64]->value();
       if(force || (val != arrow_size_min))
@@ -1113,76 +1077,60 @@ static void view_options_ok_cb(Fl_Widget *w, void *data)
         opt_view_displacement_factor(i, GMSH_SET, val);
 
       val = o->view.value[61]->value();
-      if(force || (val != point_size))
-        opt_view_point_size(i, GMSH_SET, val);
+      if(force || (val != point_size)) opt_view_point_size(i, GMSH_SET, val);
 
       val = o->view.value[62]->value();
-      if(force || (val != line_width))
-        opt_view_line_width(i, GMSH_SET, val);
+      if(force || (val != line_width)) opt_view_line_width(i, GMSH_SET, val);
 
       val = o->view.value[12]->value();
-      if(force || (val != explode))
-        opt_view_explode(i, GMSH_SET, val);
+      if(force || (val != explode)) opt_view_explode(i, GMSH_SET, val);
 
       val = o->view.value[10]->value();
       if(force || (val != angle_smooth_normals))
         opt_view_angle_smooth_normals(i, GMSH_SET, val);
 
       val = o->view.value[20]->value();
-      if(force || (val != position0))
-        opt_view_position0(i, GMSH_SET, val);
+      if(force || (val != position0)) opt_view_position0(i, GMSH_SET, val);
 
       val = o->view.value[21]->value();
-      if(force || (val != position1))
-        opt_view_position1(i, GMSH_SET, val);
+      if(force || (val != position1)) opt_view_position1(i, GMSH_SET, val);
 
       val = o->view.value[22]->value();
-      if(force || (val != size0))
-        opt_view_size0(i, GMSH_SET, val);
+      if(force || (val != size0)) opt_view_size0(i, GMSH_SET, val);
 
       val = o->view.value[23]->value();
-      if(force || (val != size1))
-        opt_view_size1(i, GMSH_SET, val);
+      if(force || (val != size1)) opt_view_size1(i, GMSH_SET, val);
 
       val = o->view.value[13]->value();
-      if(force || (val != axes_xmin))
-        opt_view_axes_xmin(i, GMSH_SET, val);
+      if(force || (val != axes_xmin)) opt_view_axes_xmin(i, GMSH_SET, val);
 
       val = o->view.value[14]->value();
-      if(force || (val != axes_ymin))
-        opt_view_axes_ymin(i, GMSH_SET, val);
+      if(force || (val != axes_ymin)) opt_view_axes_ymin(i, GMSH_SET, val);
 
       val = o->view.value[15]->value();
-      if(force || (val != axes_zmin))
-        opt_view_axes_zmin(i, GMSH_SET, val);
+      if(force || (val != axes_zmin)) opt_view_axes_zmin(i, GMSH_SET, val);
 
       val = o->view.value[16]->value();
-      if(force || (val != axes_xmax))
-        opt_view_axes_xmax(i, GMSH_SET, val);
+      if(force || (val != axes_xmax)) opt_view_axes_xmax(i, GMSH_SET, val);
 
       val = o->view.value[17]->value();
-      if(force || (val != axes_ymax))
-        opt_view_axes_ymax(i, GMSH_SET, val);
+      if(force || (val != axes_ymax)) opt_view_axes_ymax(i, GMSH_SET, val);
 
       val = o->view.value[18]->value();
-      if(force || (val != axes_zmax))
-        opt_view_axes_zmax(i, GMSH_SET, val);
+      if(force || (val != axes_zmax)) opt_view_axes_zmax(i, GMSH_SET, val);
 
       val = o->view.value[2]->value();
       if(force || (val != gen_raise_factor))
         opt_view_gen_raise_factor(i, GMSH_SET, val);
 
       val = o->view.value[3]->value();
-      if(force || (val != axes_tics0))
-        opt_view_axes_tics0(i, GMSH_SET, val);
+      if(force || (val != axes_tics0)) opt_view_axes_tics0(i, GMSH_SET, val);
 
       val = o->view.value[4]->value();
-      if(force || (val != axes_tics1))
-        opt_view_axes_tics1(i, GMSH_SET, val);
+      if(force || (val != axes_tics1)) opt_view_axes_tics1(i, GMSH_SET, val);
 
       val = o->view.value[5]->value();
-      if(force || (val != axes_tics2))
-        opt_view_axes_tics2(i, GMSH_SET, val);
+      if(force || (val != axes_tics2)) opt_view_axes_tics2(i, GMSH_SET, val);
 
       val = o->view.value[70]->value();
       if(force || (val != component_map0))
@@ -1229,32 +1177,26 @@ static void view_options_ok_cb(Fl_Widget *w, void *data)
         opt_view_component_map8(i, GMSH_SET, val);
 
       val = o->view.value[6]->value();
-      if(force || (val != sampling))
-        opt_view_sampling(i, GMSH_SET, val);
+      if(force || (val != sampling)) opt_view_sampling(i, GMSH_SET, val);
 
       // view_inputs
 
       std::string str;
 
       str = o->view.input[0]->value();
-      if(force || (str != name))
-        opt_view_name(i, GMSH_SET, str);
+      if(force || (str != name)) opt_view_name(i, GMSH_SET, str);
 
       str = o->view.input[1]->value();
-      if(force || (str != format))
-        opt_view_format(i, GMSH_SET, str);
+      if(force || (str != format)) opt_view_format(i, GMSH_SET, str);
 
       str = o->view.input[10]->value();
-      if(force || (str != axes_label0))
-        opt_view_axes_label0(i, GMSH_SET, str);
+      if(force || (str != axes_label0)) opt_view_axes_label0(i, GMSH_SET, str);
 
       str = o->view.input[11]->value();
-      if(force || (str != axes_label1))
-        opt_view_axes_label1(i, GMSH_SET, str);
+      if(force || (str != axes_label1)) opt_view_axes_label1(i, GMSH_SET, str);
 
       str = o->view.input[12]->value();
-      if(force || (str != axes_label2))
-        opt_view_axes_label2(i, GMSH_SET, str);
+      if(force || (str != axes_label2)) opt_view_axes_label2(i, GMSH_SET, str);
 
       str = o->view.input[7]->value();
       if(force || (str != axes_format0))
@@ -1269,46 +1211,43 @@ static void view_options_ok_cb(Fl_Widget *w, void *data)
         opt_view_axes_format2(i, GMSH_SET, str);
 
       str = o->view.input[4]->value();
-      if(force || (str != gen_raise0))
-        opt_view_gen_raise0(i, GMSH_SET, str);
+      if(force || (str != gen_raise0)) opt_view_gen_raise0(i, GMSH_SET, str);
 
       str = o->view.input[5]->value();
-      if(force || (str != gen_raise1))
-        opt_view_gen_raise1(i, GMSH_SET, str);
+      if(force || (str != gen_raise1)) opt_view_gen_raise1(i, GMSH_SET, str);
 
       str = o->view.input[6]->value();
-      if(force || (str != gen_raise2))
-        opt_view_gen_raise2(i, GMSH_SET, str);
+      if(force || (str != gen_raise2)) opt_view_gen_raise2(i, GMSH_SET, str);
 
       // colors (since the color buttons modify the values directly
       // through callbacks, we can use the opt_XXX routines directly)
-      if(force || (i != current)){
-        opt_view_color_points
-          (i, GMSH_SET, opt_view_color_points(current, GMSH_GET, 0));
-        opt_view_color_lines
-          (i, GMSH_SET, opt_view_color_lines(current, GMSH_GET, 0));
-        opt_view_color_triangles
-          (i, GMSH_SET, opt_view_color_triangles(current, GMSH_GET, 0));
-        opt_view_color_quadrangles
-          (i, GMSH_SET, opt_view_color_quadrangles(current, GMSH_GET, 0));
-        opt_view_color_tetrahedra
-          (i, GMSH_SET, opt_view_color_tetrahedra(current, GMSH_GET, 0));
-        opt_view_color_hexahedra
-          (i, GMSH_SET, opt_view_color_hexahedra(current, GMSH_GET, 0));
-        opt_view_color_prisms
-          (i, GMSH_SET, opt_view_color_prisms(current, GMSH_GET, 0));
-        opt_view_color_pyramids
-          (i, GMSH_SET, opt_view_color_pyramids(current, GMSH_GET, 0));
-        opt_view_color_tangents
-          (i, GMSH_SET, opt_view_color_tangents(current, GMSH_GET, 0));
-        opt_view_color_normals
-          (i, GMSH_SET, opt_view_color_normals(current, GMSH_GET, 0));
-        opt_view_color_text2d
-          (i, GMSH_SET, opt_view_color_text2d(current, GMSH_GET, 0));
-        opt_view_color_text3d
-          (i, GMSH_SET, opt_view_color_text3d(current, GMSH_GET, 0));
-        opt_view_color_axes
-          (i, GMSH_SET, opt_view_color_axes(current, GMSH_GET, 0));
+      if(force || (i != current)) {
+        opt_view_color_points(i, GMSH_SET,
+                              opt_view_color_points(current, GMSH_GET, 0));
+        opt_view_color_lines(i, GMSH_SET,
+                             opt_view_color_lines(current, GMSH_GET, 0));
+        opt_view_color_triangles(
+          i, GMSH_SET, opt_view_color_triangles(current, GMSH_GET, 0));
+        opt_view_color_quadrangles(
+          i, GMSH_SET, opt_view_color_quadrangles(current, GMSH_GET, 0));
+        opt_view_color_tetrahedra(
+          i, GMSH_SET, opt_view_color_tetrahedra(current, GMSH_GET, 0));
+        opt_view_color_hexahedra(
+          i, GMSH_SET, opt_view_color_hexahedra(current, GMSH_GET, 0));
+        opt_view_color_prisms(i, GMSH_SET,
+                              opt_view_color_prisms(current, GMSH_GET, 0));
+        opt_view_color_pyramids(i, GMSH_SET,
+                                opt_view_color_pyramids(current, GMSH_GET, 0));
+        opt_view_color_tangents(i, GMSH_SET,
+                                opt_view_color_tangents(current, GMSH_GET, 0));
+        opt_view_color_normals(i, GMSH_SET,
+                               opt_view_color_normals(current, GMSH_GET, 0));
+        opt_view_color_text2d(i, GMSH_SET,
+                              opt_view_color_text2d(current, GMSH_GET, 0));
+        opt_view_color_text3d(i, GMSH_SET,
+                              opt_view_color_text3d(current, GMSH_GET, 0));
+        opt_view_color_axes(i, GMSH_SET,
+                            opt_view_color_axes(current, GMSH_GET, 0));
       }
 
       // colorbar window
@@ -1329,7 +1268,7 @@ static void view_options_ok_cb(Fl_Widget *w, void *data)
 
 static void view_options_max_recursion_cb(Fl_Widget *w, void *data)
 {
-  std::string str((const char*)data);
+  std::string str((const char *)data);
   int val = (int)FlGui::instance()->options->view.value[33]->value();
   if(str == "-" && val > 0)
     FlGui::instance()->options->view.value[33]->value(val - 1);
@@ -1346,8 +1285,8 @@ optionWindow::optionWindow(int deltaFontSize)
   int height = 12 * BH + 4 * WB;
   int L = 7 * FL_NORMAL_SIZE;
 
-  win = new paletteWindow
-    (width, height, CTX::instance()->nonModalWindows ? true : false);
+  win = new paletteWindow(width, height,
+                          CTX::instance()->nonModalWindows ? true : false);
   win->box(GMSH_WINDOW_BOX);
   win->label("Options - General");
 
@@ -1355,7 +1294,8 @@ optionWindow::optionWindow(int deltaFontSize)
   browser = new Fl_Multi_Browser(0, 0, L, height);
   browser->box(GMSH_SIMPLE_RIGHT_BOX);
   browser->has_scrollbar(Fl_Browser_::VERTICAL);
-  browser->scrollbar_size(std::max(10, FL_NORMAL_SIZE - 2)); // thinner scrollbars
+  browser->scrollbar_size(
+    std::max(10, FL_NORMAL_SIZE - 2)); // thinner scrollbars
   browser->add("General");
   browser->add("Geometry");
   browser->add("Mesh");
@@ -1364,8 +1304,7 @@ optionWindow::optionWindow(int deltaFontSize)
   browser->callback(options_browser_cb);
   browser->value(1);
 
-  redraw = new Fl_Return_Button
-    (WB, height - BH - WB, L - WB, BH, "Redraw");
+  redraw = new Fl_Return_Button(WB, height - BH - WB, L - WB, BH, "Redraw");
   redraw->callback(redraw_cb);
 
   width -= L;
@@ -1376,139 +1315,150 @@ optionWindow::optionWindow(int deltaFontSize)
   {
     Fl_Tabs *o = new Fl_Tabs(L + WB, WB, width - 2 * WB, height - 2 * WB);
     {
-      Fl_Group *o = new Fl_Group
-        (L + WB, WB + BH, width - 2 * WB, height - 2 * WB - BH, "General");
+      Fl_Group *o = new Fl_Group(L + WB, WB + BH, width - 2 * WB,
+                                 height - 2 * WB - BH, "General");
 
-      general.butt[10] = new Fl_Check_Button
-        (L + 2 * WB, 2 * WB + 1 * BH, BW, BH, "Enable expert mode");
+      general.butt[10] = new Fl_Check_Button(L + 2 * WB, 2 * WB + 1 * BH, BW,
+                                             BH, "Enable expert mode");
       general.butt[10]->type(FL_TOGGLE_BUTTON);
       general.butt[10]->callback(general_options_ok_cb);
 
-      general.butt[21] = new Fl_Check_Button
-        (L + 2 * WB, 2 * WB + 2 * BH, BW, BH, "Use dark interface");
+      general.butt[21] = new Fl_Check_Button(L + 2 * WB, 2 * WB + 2 * BH, BW,
+                                             BH, "Use dark interface");
       general.butt[21]->type(FL_TOGGLE_BUTTON);
       general.butt[21]->callback(general_options_ok_cb);
 
-      general.butt[13] = new Fl_Check_Button
-        (L + 2 * WB, 2 * WB + 3 * BH, BW, BH, "Show tooltips");
+      general.butt[13] = new Fl_Check_Button(L + 2 * WB, 2 * WB + 3 * BH, BW,
+                                             BH, "Show tooltips");
       general.butt[13]->type(FL_TOGGLE_BUTTON);
       general.butt[13]->callback(general_options_ok_cb);
 
-      general.butt[6] = new Fl_Check_Button
-        (L + 2 * WB, 2 * WB + 4 * BH, BW, BH, "Show bounding boxes");
+      general.butt[6] = new Fl_Check_Button(L + 2 * WB, 2 * WB + 4 * BH, BW, BH,
+                                            "Show bounding boxes");
       general.butt[6]->tooltip("(Alt+b)");
       general.butt[6]->type(FL_TOGGLE_BUTTON);
       general.butt[6]->callback(general_options_ok_cb);
 
-      general.butt[2] = new Fl_Check_Button
-        (L + 2 * WB, 2 * WB + 5 * BH, BW, BH,
-         "Draw simplified model during user interaction");
+      general.butt[2] =
+        new Fl_Check_Button(L + 2 * WB, 2 * WB + 5 * BH, BW, BH,
+                            "Draw simplified model during user interaction");
       general.butt[2]->tooltip("(Alt+f)");
       general.butt[2]->type(FL_TOGGLE_BUTTON);
-      general.butt[2]->callback(general_options_ok_cb, (void*)"fast_redraw");
+      general.butt[2]->callback(general_options_ok_cb, (void *)"fast_redraw");
 
-      general.butt[11] = new Fl_Check_Button
-        (L + 2 * WB, 2 * WB + 6 * BH, BW, BH, "Enable mouse hover over meshes and views");
+      general.butt[11] =
+        new Fl_Check_Button(L + 2 * WB, 2 * WB + 6 * BH, BW, BH,
+                            "Enable mouse hover over meshes and views");
       general.butt[11]->type(FL_TOGGLE_BUTTON);
       general.butt[11]->callback(general_options_ok_cb);
 
-      general.butt[3] = new Fl_Check_Button
-        (L + 2 * WB, 2 * WB + 7 * BH, BW, BH, "Enable double buffering");
+      general.butt[3] = new Fl_Check_Button(L + 2 * WB, 2 * WB + 7 * BH, BW, BH,
+                                            "Enable double buffering");
       general.butt[3]->type(FL_TOGGLE_BUTTON);
       general.butt[3]->callback(general_options_ok_cb);
 
-      general.butt[12] = new Fl_Check_Button
-        (L + 2 * WB, 2 * WB + 8 * BH, BW, BH, "Enable antialiasing");
+      general.butt[12] = new Fl_Check_Button(L + 2 * WB, 2 * WB + 8 * BH, BW,
+                                             BH, "Enable antialiasing");
       general.butt[12]->type(FL_TOGGLE_BUTTON);
       general.butt[12]->callback(general_options_ok_cb);
 
-      general.butt[5] = new Fl_Check_Button
-        (L + 2 * WB, 2 * WB + 9 * BH, BW, BH,
-         "Use trackball rotation instead of Euler angles");
+      general.butt[5] =
+        new Fl_Check_Button(L + 2 * WB, 2 * WB + 9 * BH, BW, BH,
+                            "Use trackball rotation instead of Euler angles");
       general.butt[5]->type(FL_TOGGLE_BUTTON);
       general.butt[5]->callback(general_options_ok_cb);
 
-      general.butt[15] = new Fl_Check_Button
-        (L + 2 * WB, 2 * WB + 10 * BH, BW, BH, "Rotate around pseudo center of mass");
+      general.butt[15] =
+        new Fl_Check_Button(L + 2 * WB, 2 * WB + 10 * BH, BW, BH,
+                            "Rotate around pseudo center of mass");
       general.butt[15]->type(FL_TOGGLE_BUTTON);
-      general.butt[15]->callback(general_options_ok_cb, (void*)"rotation_center");
+      general.butt[15]->callback(general_options_ok_cb,
+                                 (void *)"rotation_center");
 
-      general.push[0] = new Fl_Button
-        (L + 2 * IW - 2 * WB, 2 * WB + 11 * BH, BB, BH, "Select");
+      general.push[0] =
+        new Fl_Button(L + 2 * IW - 2 * WB, 2 * WB + 11 * BH, BB, BH, "Select");
       general.push[0]->callback(general_options_rotation_center_select_cb);
 
-      general.value[8] = new Fl_Value_Input
-        (L + 2 * WB, 2 * WB + 11 * BH, IW / 3, BH);
-      general.value[8]->callback(general_options_ok_cb, (void*)"rotation_center_coord");
-      general.value[9] = new Fl_Value_Input
-        (L + 2 * WB + IW / 3, 2 * WB + 11 * BH, IW / 3, BH);
-      general.value[9]->callback(general_options_ok_cb, (void*)"rotation_center_coord");
-      general.value[10] = new Fl_Value_Input
-        (L + 2 * WB + 2 * IW / 3, 2 * WB + 11 * BH, IW / 3, BH, "Rotation center");
+      general.value[8] =
+        new Fl_Value_Input(L + 2 * WB, 2 * WB + 11 * BH, IW / 3, BH);
+      general.value[8]->callback(general_options_ok_cb,
+                                 (void *)"rotation_center_coord");
+      general.value[9] =
+        new Fl_Value_Input(L + 2 * WB + IW / 3, 2 * WB + 11 * BH, IW / 3, BH);
+      general.value[9]->callback(general_options_ok_cb,
+                                 (void *)"rotation_center_coord");
+      general.value[10] =
+        new Fl_Value_Input(L + 2 * WB + 2 * IW / 3, 2 * WB + 11 * BH, IW / 3,
+                           BH, "Rotation center");
       general.value[10]->align(FL_ALIGN_RIGHT);
-      general.value[10]->callback(general_options_ok_cb, (void*)"rotation_center_coord");
+      general.value[10]->callback(general_options_ok_cb,
+                                  (void *)"rotation_center_coord");
 
       o->end();
     }
     {
-      Fl_Group *o = new Fl_Group
-        (L + WB, WB + BH, width - 2 * WB, height - 2 * WB - BH, "Advanced");
+      Fl_Group *o = new Fl_Group(L + WB, WB + BH, width - 2 * WB,
+                                 height - 2 * WB - BH, "Advanced");
 
-      general.butt[7] = new Fl_Check_Button
-        (L + 2 * WB, 2 * WB + 1 * BH, BW, BH, "Print messages on terminal");
+      general.butt[7] = new Fl_Check_Button(L + 2 * WB, 2 * WB + 1 * BH, BW, BH,
+                                            "Print messages on terminal");
       general.butt[7]->type(FL_TOGGLE_BUTTON);
       general.butt[7]->callback(general_options_ok_cb);
 
-      general.value[5] = new Fl_Value_Input
-        (L + 2 * WB, 2 * WB + 2 * BH, IW, BH, "Message verbosity");
+      general.value[5] = new Fl_Value_Input(L + 2 * WB, 2 * WB + 2 * BH, IW, BH,
+                                            "Message verbosity");
       general.value[5]->minimum(0);
       general.value[5]->maximum(10);
       general.value[5]->step(1);
       general.value[5]->align(FL_ALIGN_RIGHT);
       general.value[5]->callback(general_options_ok_cb);
 
-      general.input[1] = new Fl_Input
-        (L + 2 * WB, 2 * WB + 3 * BH, IW, BH, "Text editor command");
+      general.input[1] = new Fl_Input(L + 2 * WB, 2 * WB + 3 * BH, IW, BH,
+                                      "Text editor command");
       general.input[1]->align(FL_ALIGN_RIGHT);
       general.input[1]->callback(general_options_ok_cb);
 
-      general.input[0] = new Fl_Input
-        (L + 2 * WB, 2 * WB + 4 * BH, IW, BH, "Default file name");
+      general.input[0] =
+        new Fl_Input(L + 2 * WB, 2 * WB + 4 * BH, IW, BH, "Default file name");
       general.input[0]->align(FL_ALIGN_RIGHT);
       general.input[0]->callback(general_options_ok_cb);
 
-      general.butt[14] = new Fl_Check_Button
-        (L + 2 * WB, 2 * WB + 5 * BH, BW, BH, "Ask confirmation before overwriting files");
+      general.butt[14] =
+        new Fl_Check_Button(L + 2 * WB, 2 * WB + 5 * BH, BW, BH,
+                            "Ask confirmation before overwriting files");
       general.butt[14]->type(FL_TOGGLE_BUTTON);
       general.butt[14]->callback(general_options_ok_cb);
 
-      general.butt[8] = new Fl_Check_Button
-        (L + 2 * WB, 2 * WB + 6 * BH, BW, BH, "Save session information on exit");
+      general.butt[8] = new Fl_Check_Button(L + 2 * WB, 2 * WB + 6 * BH, BW, BH,
+                                            "Save session information on exit");
       general.butt[8]->type(FL_TOGGLE_BUTTON);
       general.butt[8]->callback(general_options_ok_cb);
 
-      Fl_Button *b0 = new Fl_Button
-        (L + width - 2 * WB - BW/3, 2 * WB + 6 * BH, BW/3, BH, "Show file path");
-      b0->callback(options_show_file_cb, (void*)"session");
+      Fl_Button *b0 =
+        new Fl_Button(L + width - 2 * WB - BW / 3, 2 * WB + 6 * BH, BW / 3, BH,
+                      "Show file path");
+      b0->callback(options_show_file_cb, (void *)"session");
 
-      general.butt[9] = new Fl_Check_Button
-        (L + 2 * WB, 2 * WB + 7 * BH, BW/2-WB, BH, "Save options on exit");
+      general.butt[9] = new Fl_Check_Button(
+        L + 2 * WB, 2 * WB + 7 * BH, BW / 2 - WB, BH, "Save options on exit");
       general.butt[9]->type(FL_TOGGLE_BUTTON);
       general.butt[9]->callback(general_options_ok_cb);
 
 #if defined(HAVE_VISUDEV)
-      general.butt[22] = new Fl_Check_Button
-        (L + 2 * WB, 2 * WB + 8 * BH, BW/2-WB, BH, "Enable heavy visualization capabilities");
+      general.butt[22] =
+        new Fl_Check_Button(L + 2 * WB, 2 * WB + 8 * BH, BW / 2 - WB, BH,
+                            "Enable heavy visualization capabilities");
       general.butt[22]->type(FL_TOGGLE_BUTTON);
       general.butt[22]->callback(general_options_ok_cb);
 #endif
 
-      Fl_Button *b1 = new Fl_Button
-        (L + width - 2 * WB - BW/3, 2 * WB + 7 * BH, BW/3, BH, "Show file path");
-      b1->callback(options_show_file_cb, (void*)"option");
+      Fl_Button *b1 =
+        new Fl_Button(L + width - 2 * WB - BW / 3, 2 * WB + 7 * BH, BW / 3, BH,
+                      "Show file path");
+      b1->callback(options_show_file_cb, (void *)"option");
 
-      Fl_Button *b2 = new Fl_Button
-        (L + 2 * WB, 2 * WB + 10 * BH, BW, BH, "Restore all options to default settings");
+      Fl_Button *b2 = new Fl_Button(L + 2 * WB, 2 * WB + 10 * BH, BW, BH,
+                                    "Restore all options to default settings");
       b2->callback(options_restore_defaults_cb);
       if(CTX::instance()->guiColorScheme)
         b2->color(FL_DARK_RED);
@@ -1518,106 +1468,108 @@ optionWindow::optionWindow(int deltaFontSize)
       o->end();
     }
     {
-      Fl_Group *o = new Fl_Group
-        (L + WB, WB + BH, width - 2 * WB, height - 2 * WB - BH, "Axes");
+      Fl_Group *o = new Fl_Group(L + WB, WB + BH, width - 2 * WB,
+                                 height - 2 * WB - BH, "Axes");
 
-      general.choice[4] = new Fl_Choice
-        (L + 2 * WB, 2 * WB + 1 * BH, IW, BH, "Axes mode");
+      general.choice[4] =
+        new Fl_Choice(L + 2 * WB, 2 * WB + 1 * BH, IW, BH, "Axes mode");
       general.choice[4]->menu(menu_axes_mode);
       general.choice[4]->align(FL_ALIGN_RIGHT);
       general.choice[4]->tooltip("(Alt+a)");
-      general.choice[4]->callback(general_options_ok_cb, (void*)"general_axes");
+      general.choice[4]->callback(general_options_ok_cb,
+                                  (void *)"general_axes");
 
-      general.butt[16] = new Fl_Check_Button
-        (L + width - (int)(0.85*IW) - 2 * WB, 2 * WB + 1 * BH, (int)(0.85*IW), BH,
-         "Mikado style");
+      general.butt[16] = new Fl_Check_Button(
+        L + width - (int)(0.85 * IW) - 2 * WB, 2 * WB + 1 * BH,
+        (int)(0.85 * IW), BH, "Mikado style");
       general.butt[16]->type(FL_TOGGLE_BUTTON);
       general.butt[16]->callback(general_options_ok_cb);
 
-      general.value[17] = new Fl_Value_Input
-        (L + 2 * WB, 2 * WB + 2 * BH, IW / 3, BH);
+      general.value[17] =
+        new Fl_Value_Input(L + 2 * WB, 2 * WB + 2 * BH, IW / 3, BH);
       general.value[17]->minimum(0.);
       general.value[17]->step(1);
       general.value[17]->maximum(100);
       general.value[17]->callback(general_options_ok_cb);
-      general.value[18] = new Fl_Value_Input
-        (L + 2 * WB + 1*IW/3, 2 * WB + 2 * BH, IW / 3, BH);
+      general.value[18] = new Fl_Value_Input(L + 2 * WB + 1 * IW / 3,
+                                             2 * WB + 2 * BH, IW / 3, BH);
       general.value[18]->minimum(0.);
       general.value[18]->step(1);
       general.value[18]->maximum(100);
       general.value[18]->callback(general_options_ok_cb);
-      general.value[19] = new Fl_Value_Input
-        (L + 2 * WB + 2*IW/3, 2 * WB + 2 * BH, IW / 3, BH, "Axes tics");
+      general.value[19] = new Fl_Value_Input(
+        L + 2 * WB + 2 * IW / 3, 2 * WB + 2 * BH, IW / 3, BH, "Axes tics");
       general.value[19]->minimum(0.);
       general.value[19]->step(1);
       general.value[19]->maximum(100);
       general.value[19]->align(FL_ALIGN_RIGHT);
       general.value[19]->callback(general_options_ok_cb);
 
-      general.input[3] = new Fl_Input
-        (L + 2 * WB, 2 * WB + 3 * BH, IW/3, BH);
+      general.input[3] = new Fl_Input(L + 2 * WB, 2 * WB + 3 * BH, IW / 3, BH);
       general.input[3]->callback(general_options_ok_cb);
-      general.input[4] = new Fl_Input
-        (L + 2 * WB + 1*IW/3, 2 * WB + 3 * BH, IW/3, BH);
+      general.input[4] =
+        new Fl_Input(L + 2 * WB + 1 * IW / 3, 2 * WB + 3 * BH, IW / 3, BH);
       general.input[4]->callback(general_options_ok_cb);
-      general.input[5] = new Fl_Input
-        (L + 2 * WB + 2*IW/3, 2 * WB + 3 * BH, IW/3, BH, "Axes format");
+      general.input[5] = new Fl_Input(L + 2 * WB + 2 * IW / 3, 2 * WB + 3 * BH,
+                                      IW / 3, BH, "Axes format");
       general.input[5]->align(FL_ALIGN_RIGHT);
       general.input[5]->callback(general_options_ok_cb);
 
-      general.input[6] = new Fl_Input
-        (L + 2 * WB, 2 * WB + 4 * BH, IW/3, BH);
+      general.input[6] = new Fl_Input(L + 2 * WB, 2 * WB + 4 * BH, IW / 3, BH);
       general.input[6]->callback(general_options_ok_cb);
-      general.input[7] = new Fl_Input
-        (L + 2 * WB + 1*IW/3, 2 * WB + 4 * BH, IW/3, BH);
+      general.input[7] =
+        new Fl_Input(L + 2 * WB + 1 * IW / 3, 2 * WB + 4 * BH, IW / 3, BH);
       general.input[7]->callback(general_options_ok_cb);
-      general.input[8] = new Fl_Input
-        (L + 2 * WB + 2*IW/3, 2 * WB + 4 * BH, IW/3, BH, "Axes labels");
+      general.input[8] = new Fl_Input(L + 2 * WB + 2 * IW / 3, 2 * WB + 4 * BH,
+                                      IW / 3, BH, "Axes labels");
       general.input[8]->align(FL_ALIGN_RIGHT);
       general.input[8]->callback(general_options_ok_cb);
 
-      general.butt[0] = new Fl_Check_Button
-        (L + 2 * WB, 2 * WB + 5 * BH, BW, BH,
-         "Set position and size of axes automatically");
+      general.butt[0] =
+        new Fl_Check_Button(L + 2 * WB, 2 * WB + 5 * BH, BW, BH,
+                            "Set position and size of axes automatically");
       general.butt[0]->type(FL_TOGGLE_BUTTON);
-      general.butt[0]->callback(general_options_ok_cb, (void*)"general_axes_auto");
+      general.butt[0]->callback(general_options_ok_cb,
+                                (void *)"general_axes_auto");
 
-      general.value[20] = new Fl_Value_Input
-        (L + 2 * WB, 2 * WB + 6 * BH, IW / 3, BH);
+      general.value[20] =
+        new Fl_Value_Input(L + 2 * WB, 2 * WB + 6 * BH, IW / 3, BH);
       general.value[20]->callback(general_options_ok_cb);
-      general.value[21] = new Fl_Value_Input
-        (L + 2 * WB + IW / 3, 2 * WB + 6 * BH, IW / 3, BH);
+      general.value[21] =
+        new Fl_Value_Input(L + 2 * WB + IW / 3, 2 * WB + 6 * BH, IW / 3, BH);
       general.value[21]->callback(general_options_ok_cb);
-      general.value[22] = new Fl_Value_Input
-        (L + 2 * WB + 2 * IW / 3, 2 * WB + 6 * BH, IW / 3, BH, "Axes minimum");
+      general.value[22] = new Fl_Value_Input(
+        L + 2 * WB + 2 * IW / 3, 2 * WB + 6 * BH, IW / 3, BH, "Axes minimum");
       general.value[22]->align(FL_ALIGN_RIGHT);
       general.value[22]->callback(general_options_ok_cb);
 
-      general.value[23] = new Fl_Value_Input
-        (L + 2 * WB, 2 * WB + 7 * BH, IW / 3, BH);
+      general.value[23] =
+        new Fl_Value_Input(L + 2 * WB, 2 * WB + 7 * BH, IW / 3, BH);
       general.value[23]->callback(general_options_ok_cb);
-      general.value[24] = new Fl_Value_Input
-        (L + 2 * WB + IW / 3, 2 * WB + 7 * BH, IW / 3, BH);
+      general.value[24] =
+        new Fl_Value_Input(L + 2 * WB + IW / 3, 2 * WB + 7 * BH, IW / 3, BH);
       general.value[24]->callback(general_options_ok_cb);
-      general.value[25] = new Fl_Value_Input
-        (L + 2 * WB + 2 * IW / 3, 2 * WB + 7 * BH, IW / 3, BH, "Axes maximum");
+      general.value[25] = new Fl_Value_Input(
+        L + 2 * WB + 2 * IW / 3, 2 * WB + 7 * BH, IW / 3, BH, "Axes maximum");
       general.value[25]->align(FL_ALIGN_RIGHT);
       general.value[25]->callback(general_options_ok_cb);
 
-      general.butt[1] = new Fl_Check_Button
-        (L + 2 * WB, 2 * WB + 8 * BH, BW, BH, "Show small axes");
+      general.butt[1] = new Fl_Check_Button(L + 2 * WB, 2 * WB + 8 * BH, BW, BH,
+                                            "Show small axes");
       general.butt[1]->tooltip("(Alt+Shift+a)");
       general.butt[1]->type(FL_TOGGLE_BUTTON);
-      general.butt[1]->callback(general_options_ok_cb, (void*)"general_small_axes");
+      general.butt[1]->callback(general_options_ok_cb,
+                                (void *)"general_small_axes");
 
-      general.value[26] = new Fl_Value_Input
-        (L + 2 * WB, 2 * WB + 9 * BH, IW / 2, BH);
+      general.value[26] =
+        new Fl_Value_Input(L + 2 * WB, 2 * WB + 9 * BH, IW / 2, BH);
       general.value[26]->minimum(-2000);
       general.value[26]->maximum(2000);
       general.value[26]->step(1);
       general.value[26]->callback(general_options_ok_cb);
-      general.value[27] = new Fl_Value_Input
-        (L + 2 * WB + IW / 2, 2 * WB + 9 * BH, IW / 2, BH, "Small axes position");
+      general.value[27] =
+        new Fl_Value_Input(L + 2 * WB + IW / 2, 2 * WB + 9 * BH, IW / 2, BH,
+                           "Small axes position");
       general.value[27]->align(FL_ALIGN_RIGHT);
       general.value[27]->minimum(-2000);
       general.value[27]->maximum(2000);
@@ -1627,104 +1579,99 @@ optionWindow::optionWindow(int deltaFontSize)
       o->end();
     }
     {
-      Fl_Group *o = new Fl_Group
-        (L + WB, WB + BH, width - 2 * WB, height - 2 * WB - BH, "Aspect");
+      Fl_Group *o = new Fl_Group(L + WB, WB + BH, width - 2 * WB,
+                                 height - 2 * WB - BH, "Aspect");
       o->hide();
 
       static Fl_Menu_Item menu_projection[] = {
-        {"Orthographic", 0, 0, 0},
-        {"Perspective", 0, 0, 0},
-        {0}
-      };
-      general.choice[2] = new Fl_Choice
-        (L + 2 * WB, 2 * WB + 1 * BH, IW, BH, "Projection mode");
+        {"Orthographic", 0, 0, 0}, {"Perspective", 0, 0, 0}, {0}};
+      general.choice[2] =
+        new Fl_Choice(L + 2 * WB, 2 * WB + 1 * BH, IW, BH, "Projection mode");
       general.choice[2]->menu(menu_projection);
       general.choice[2]->align(FL_ALIGN_RIGHT);
       general.choice[2]->tooltip("(Alt+o)");
       general.choice[2]->callback(general_options_ok_cb);
 
-      general.value[14] = new Fl_Value_Input
-        (L + 2 * WB, 2 * WB + 2 * BH, IW, BH, "Z-clipping distance factor");
+      general.value[14] = new Fl_Value_Input(L + 2 * WB, 2 * WB + 2 * BH, IW,
+                                             BH, "Z-clipping distance factor");
       general.value[14]->minimum(0.1);
       general.value[14]->maximum(20.);
       general.value[14]->step(0.1);
       general.value[14]->align(FL_ALIGN_RIGHT);
       general.value[14]->callback(general_options_ok_cb);
 
-      general.value[15] = new Fl_Value_Input
-        (L + 2 * WB, 2 * WB + 3 * BH, IW/2, BH);
+      general.value[15] =
+        new Fl_Value_Input(L + 2 * WB, 2 * WB + 3 * BH, IW / 2, BH);
       general.value[15]->minimum(0.);
       general.value[15]->maximum(10.);
       general.value[15]->step(0.01);
       general.value[15]->align(FL_ALIGN_RIGHT);
       general.value[15]->callback(general_options_ok_cb);
 
-      general.value[16] = new Fl_Value_Input
-        (L + 2 * WB + IW/2, 2 * WB + 3 * BH, IW/2, BH, "Polygon offset factor/units");
+      general.value[16] =
+        new Fl_Value_Input(L + 2 * WB + IW / 2, 2 * WB + 3 * BH, IW / 2, BH,
+                           "Polygon offset factor/units");
       general.value[16]->minimum(0.);
       general.value[16]->maximum(10.);
       general.value[16]->step(0.01);
       general.value[16]->align(FL_ALIGN_RIGHT);
       general.value[16]->callback(general_options_ok_cb);
 
-      general.butt[4] = new Fl_Check_Button
-        (L + 2 * WB, 2 * WB + 4 * BH, BW, BH, "Always apply polygon offset");
+      general.butt[4] = new Fl_Check_Button(L + 2 * WB, 2 * WB + 4 * BH, BW, BH,
+                                            "Always apply polygon offset");
       general.butt[4]->type(FL_TOGGLE_BUTTON);
       general.butt[4]->callback(general_options_ok_cb);
 
-      general.value[11] = new Fl_Value_Input
-        (L + 2 * WB, 2 * WB + 5 * BH, IW, BH, "Quadric subdivisions");
+      general.value[11] = new Fl_Value_Input(L + 2 * WB, 2 * WB + 5 * BH, IW,
+                                             BH, "Quadric subdivisions");
       general.value[11]->minimum(3);
       general.value[11]->maximum(30);
       general.value[11]->step(1);
       general.value[11]->align(FL_ALIGN_RIGHT);
       general.value[11]->callback(general_options_ok_cb);
 
-      general.value[6] = new Fl_Value_Input
-        (L + 2 * WB, 2 * WB + 6 * BH, IW, BH, "Point size");
+      general.value[6] =
+        new Fl_Value_Input(L + 2 * WB, 2 * WB + 6 * BH, IW, BH, "Point size");
       general.value[6]->minimum(0.1);
       general.value[6]->maximum(50);
       general.value[6]->step(0.1);
       general.value[6]->align(FL_ALIGN_RIGHT);
       general.value[6]->callback(general_options_ok_cb);
 
-      general.value[7] = new Fl_Value_Input
-        (L + 2 * WB, 2 * WB + 7 * BH, IW, BH, "Line width");
+      general.value[7] =
+        new Fl_Value_Input(L + 2 * WB, 2 * WB + 7 * BH, IW, BH, "Line width");
       general.value[7]->minimum(0.1);
       general.value[7]->maximum(50);
       general.value[7]->step(0.1);
       general.value[7]->align(FL_ALIGN_RIGHT);
       general.value[7]->callback(general_options_ok_cb);
 
-      static Fl_Menu_Item menu_genvectype[] = {
-        {"Line", 0, 0, 0},
-        {"Arrow", 0, 0, 0},
-        {"Pyramid", 0, 0, 0},
-        {"3D arrow", 0, 0, 0},
-        {0}
-      };
-      general.choice[0] = new Fl_Choice
-        (L + 2 * WB, 2 * WB + 8 * BH, IW, BH, "Vector display");
+      static Fl_Menu_Item menu_genvectype[] = {{"Line", 0, 0, 0},
+                                               {"Arrow", 0, 0, 0},
+                                               {"Pyramid", 0, 0, 0},
+                                               {"3D arrow", 0, 0, 0},
+                                               {0}};
+      general.choice[0] =
+        new Fl_Choice(L + 2 * WB, 2 * WB + 8 * BH, IW, BH, "Vector display");
       general.choice[0]->menu(menu_genvectype);
       general.choice[0]->align(FL_ALIGN_RIGHT);
       general.choice[0]->callback(general_options_ok_cb);
 
-      Fl_Button *b = new Fl_Button
-        (L + 2 * IW - 2 * WB, 2 * WB + 8 * BH, BB, BH, "Edit arrow");
+      Fl_Button *b = new Fl_Button(L + 2 * IW - 2 * WB, 2 * WB + 8 * BH, BB, BH,
+                                   "Edit arrow");
       b->callback(general_arrow_param_cb);
 
-      static Fl_Menu_Item menu_font_engine[] = {
-        {"Native",   0, 0, 0},
-        {"Cairo",    0, 0, 0
+      static Fl_Menu_Item menu_font_engine[] = {{"Native", 0, 0, 0},
+                                                {"Cairo", 0, 0, 0
 #if !defined(HAVE_CAIRO)
-         , FL_MENU_INACTIVE
+                                                 ,
+                                                 FL_MENU_INACTIVE
 #endif
-        },
-        {"StringTexture",    0, 0, 0},
-        {0}
-      };
-      general.choice[7] = new Fl_Choice
-        (L + 2 * WB, 2 * WB + 9 * BH, IW, BH, "Font rendering engine");
+                                                },
+                                                {"StringTexture", 0, 0, 0},
+                                                {0}};
+      general.choice[7] = new Fl_Choice(L + 2 * WB, 2 * WB + 9 * BH, IW, BH,
+                                        "Font rendering engine");
       general.choice[7]->menu(menu_font_engine);
       general.choice[7]->align(FL_ALIGN_RIGHT);
       general.choice[7]->callback(general_options_ok_cb);
@@ -1734,8 +1681,8 @@ optionWindow::optionWindow(int deltaFontSize)
       general.choice[1]->menu(menu_font_names);
       general.choice[1]->align(FL_ALIGN_RIGHT);
       general.choice[1]->callback(general_options_ok_cb);
-      general.value[12] = new Fl_Value_Input
-        (L + 2 * WB + w1, 2 * WB + 10 * BH, w2, BH, "Default font");
+      general.value[12] = new Fl_Value_Input(L + 2 * WB + w1, 2 * WB + 10 * BH,
+                                             w2, BH, "Default font");
       general.value[12]->minimum(5);
       general.value[12]->maximum(40);
       general.value[12]->step(1);
@@ -1746,8 +1693,8 @@ optionWindow::optionWindow(int deltaFontSize)
       general.choice[6]->menu(menu_font_names);
       general.choice[6]->align(FL_ALIGN_RIGHT);
       general.choice[6]->callback(general_options_ok_cb);
-      general.value[28] = new Fl_Value_Input
-        (L + 2 * WB + w1, 2 * WB + 11 * BH, w2, BH, "Title font");
+      general.value[28] = new Fl_Value_Input(L + 2 * WB + w1, 2 * WB + 11 * BH,
+                                             w2, BH, "Title font");
       general.value[28]->minimum(5);
       general.value[28]->maximum(40);
       general.value[28]->step(1);
@@ -1757,95 +1704,94 @@ optionWindow::optionWindow(int deltaFontSize)
       o->end();
     }
     {
-      Fl_Group *o = new Fl_Group
-        (L + WB, WB + BH, width - 2 * WB, height - 2 * WB - BH, "Color");
+      Fl_Group *o = new Fl_Group(L + WB, WB + BH, width - 2 * WB,
+                                 height - 2 * WB - BH, "Color");
       o->hide();
 
-      general.value[2] = new Fl_Value_Input
-        (L + 2 * WB, 2 * WB + 1 * BH, IW/3, BH);
+      general.value[2] =
+        new Fl_Value_Input(L + 2 * WB, 2 * WB + 1 * BH, IW / 3, BH);
       general.value[2]->minimum(-1.);
       general.value[2]->maximum(1.);
       general.value[2]->step(0.01);
-      general.value[2]->callback(general_options_ok_cb, (void*)"light_value");
+      general.value[2]->callback(general_options_ok_cb, (void *)"light_value");
 
-      general.value[3] = new Fl_Value_Input
-        (L + 2 * WB + IW / 3, 2 * WB + 1 * BH, IW/3, BH);
+      general.value[3] =
+        new Fl_Value_Input(L + 2 * WB + IW / 3, 2 * WB + 1 * BH, IW / 3, BH);
       general.value[3]->minimum(-1.);
       general.value[3]->maximum(1.);
       general.value[3]->step(0.01);
-      general.value[3]->callback(general_options_ok_cb, (void*)"light_value");
+      general.value[3]->callback(general_options_ok_cb, (void *)"light_value");
 
-      general.value[4] = new Fl_Value_Input
-        (L + 2 * WB + 2 * IW / 3, 2 * WB + 1 * BH, IW/3, BH, "Light position");
+      general.value[4] = new Fl_Value_Input(
+        L + 2 * WB + 2 * IW / 3, 2 * WB + 1 * BH, IW / 3, BH, "Light position");
       general.value[4]->minimum(-1.);
       general.value[4]->maximum(1.);
       general.value[4]->step(0.01);
       general.value[4]->align(FL_ALIGN_RIGHT);
-      general.value[4]->callback(general_options_ok_cb, (void*)"light_value");
+      general.value[4]->callback(general_options_ok_cb, (void *)"light_value");
 
-      general.value[13] = new Fl_Value_Input
-        (L + 2 * WB, 2 * WB + 2 * BH, IW, BH, "Light position divisor");
+      general.value[13] = new Fl_Value_Input(L + 2 * WB, 2 * WB + 2 * BH, IW,
+                                             BH, "Light position divisor");
       general.value[13]->minimum(0.);
       general.value[13]->maximum(1.);
       general.value[13]->step(0.01);
       general.value[13]->align(FL_ALIGN_RIGHT);
       general.value[13]->callback(general_options_ok_cb);
 
-      general.sphere = new spherePositionWidget
-        (L + width - 2 * BH - 2 * WB, 2 * WB + 1 * BH, 2 * BH);
-      general.sphere->callback(general_options_ok_cb, (void*)"light_sphere");
+      general.sphere = new spherePositionWidget(L + width - 2 * BH - 2 * WB,
+                                                2 * WB + 1 * BH, 2 * BH);
+      general.sphere->callback(general_options_ok_cb, (void *)"light_sphere");
 
-      general.value[1] = new Fl_Value_Input
-        (L + 2 * WB, 2 * WB + 3 * BH, IW/2, BH);
+      general.value[1] =
+        new Fl_Value_Input(L + 2 * WB, 2 * WB + 3 * BH, IW / 2, BH);
       general.value[1]->minimum(0);
       general.value[1]->maximum(10);
       general.value[1]->step(0.1);
       general.value[1]->callback(general_options_ok_cb);
-      general.value[0] = new Fl_Value_Input
-        (L + 2 * WB + IW/2, 2 * WB + 3 * BH, IW/2, BH, "Material shininess/exponent");
+      general.value[0] =
+        new Fl_Value_Input(L + 2 * WB + IW / 2, 2 * WB + 3 * BH, IW / 2, BH,
+                           "Material shininess/exponent");
       general.value[0]->minimum(0);
       general.value[0]->maximum(128);
       general.value[0]->step(1);
       general.value[0]->align(FL_ALIGN_RIGHT);
       general.value[0]->callback(general_options_ok_cb);
 
-      static Fl_Menu_Item menu_color_scheme[] = {
-        {"Dark", 0, 0, 0},
-        {"Light", 0, 0, 0},
-        {"Grayscale", 0, 0, 0},
-        {"Reverse", 0, 0, 0},
-        {0}
-      };
+      static Fl_Menu_Item menu_color_scheme[] = {{"Dark", 0, 0, 0},
+                                                 {"Light", 0, 0, 0},
+                                                 {"Grayscale", 0, 0, 0},
+                                                 {"Reverse", 0, 0, 0},
+                                                 {0}};
 
-      general.choice[3] = new Fl_Choice
-        (L + 2 * WB, 2 * WB + 4 * BH, IW, BH, "Predefined color scheme");
+      general.choice[3] = new Fl_Choice(L + 2 * WB, 2 * WB + 4 * BH, IW, BH,
+                                        "Predefined color scheme");
       general.choice[3]->menu(menu_color_scheme);
       general.choice[3]->align(FL_ALIGN_RIGHT);
       general.choice[3]->tooltip("(Alt+c)");
       general.choice[3]->callback(general_options_color_scheme_cb);
 
-      static Fl_Menu_Item menu_bg_grad[] = {
-        {"None", 0, 0, 0},
-        {"Vertical", 0, 0, 0},
-        {"Horizontal", 0, 0, 0},
-        {"Radial", 0, 0, 0},
-        {0}
-      };
+      static Fl_Menu_Item menu_bg_grad[] = {{"None", 0, 0, 0},
+                                            {"Vertical", 0, 0, 0},
+                                            {"Horizontal", 0, 0, 0},
+                                            {"Radial", 0, 0, 0},
+                                            {0}};
 
-      general.choice[5] = new Fl_Choice
-        (L + 2 * WB, 2 * WB + 5 * BH, IW, BH, "Background gradient");
+      general.choice[5] = new Fl_Choice(L + 2 * WB, 2 * WB + 5 * BH, IW, BH,
+                                        "Background gradient");
       general.choice[5]->menu(menu_bg_grad);
       general.choice[5]->align(FL_ALIGN_RIGHT);
       general.choice[5]->callback(general_options_ok_cb);
 
-      Fl_Scroll *s = new Fl_Scroll
-        (L + 2 * WB, 3 * WB + 6 * BH, IW + 20, height - 5 * WB - 6 * BH);
+      Fl_Scroll *s = new Fl_Scroll(L + 2 * WB, 3 * WB + 6 * BH, IW + 20,
+                                   height - 5 * WB - 6 * BH);
       int i = 0;
       while(GeneralOptions_Color[i].str) {
-        general.color[i] = new Fl_Button
-          (L + 2 * WB, 3 * WB + (6 + i) * BH, IW, BH, GeneralOptions_Color[i].str);
-        general.color[i]->align(FL_ALIGN_CENTER | FL_ALIGN_INSIDE | FL_ALIGN_CLIP);
-        general.color[i]->callback(color_cb, (void *)GeneralOptions_Color[i].function);
+        general.color[i] = new Fl_Button(L + 2 * WB, 3 * WB + (6 + i) * BH, IW,
+                                         BH, GeneralOptions_Color[i].str);
+        general.color[i]->align(FL_ALIGN_CENTER | FL_ALIGN_INSIDE |
+                                FL_ALIGN_CLIP);
+        general.color[i]->callback(color_cb,
+                                   (void *)GeneralOptions_Color[i].function);
         i++;
       }
       s->end();
@@ -1853,24 +1799,26 @@ optionWindow::optionWindow(int deltaFontSize)
       o->end();
     }
     {
-      Fl_Group *o = new Fl_Group
-        (L + WB, WB + BH, width - 2 * WB, height - 2 * WB - BH, "Camera");
+      Fl_Group *o = new Fl_Group(L + WB, WB + BH, width - 2 * WB,
+                                 height - 2 * WB - BH, "Camera");
       o->hide();
 
-      general.butt[18] = new Fl_Check_Button
-        (L + 2 * WB, 2 * WB + 1 * BH, BW, BH, "Enable camera (experimental)");
+      general.butt[18] = new Fl_Check_Button(
+        L + 2 * WB, 2 * WB + 1 * BH, BW, BH, "Enable camera (experimental)");
       general.butt[18]->type(FL_TOGGLE_BUTTON);
       general.butt[18]->value(opt_general_camera_mode(0, GMSH_GET, 0));
-      general.butt[18]->callback(general_options_ok_cb, (void*)"general_camera");
+      general.butt[18]->callback(general_options_ok_cb,
+                                 (void *)"general_camera");
 
-      general.butt[17] = new Fl_Check_Button
-        (L + 2 * WB, 2 * WB + 2 * BH, BW, BH, "Enable stereo rendering (experimental)");
+      general.butt[17] =
+        new Fl_Check_Button(L + 2 * WB, 2 * WB + 2 * BH, BW, BH,
+                            "Enable stereo rendering (experimental)");
       general.butt[17]->type(FL_TOGGLE_BUTTON);
       general.butt[17]->value(opt_general_stereo_mode(0, GMSH_GET, 0));
       general.butt[17]->callback(general_options_ok_cb);
 
-      general.value[29] = new Fl_Value_Input
-        (L + 2 * WB, 2 * WB + 3 * BH, IW, BH, "Eye separation ratio (%)");
+      general.value[29] = new Fl_Value_Input(L + 2 * WB, 2 * WB + 3 * BH, IW,
+                                             BH, "Eye separation ratio (%)");
       general.value[29]->minimum(0.1);
       general.value[29]->maximum(10.);
       general.value[29]->step(.1);
@@ -1878,8 +1826,8 @@ optionWindow::optionWindow(int deltaFontSize)
       general.value[29]->align(FL_ALIGN_RIGHT);
       general.value[29]->callback(general_options_ok_cb);
 
-      general.value[30] = new Fl_Value_Input
-        (L + 2 * WB, 2 * WB + 4 * BH, IW, BH, "Focal length ratio (%)");
+      general.value[30] = new Fl_Value_Input(L + 2 * WB, 2 * WB + 4 * BH, IW,
+                                             BH, "Focal length ratio (%)");
       general.value[30]->minimum(0.1);
       general.value[30]->maximum(10.);
       general.value[30]->step(.1);
@@ -1887,8 +1835,8 @@ optionWindow::optionWindow(int deltaFontSize)
       general.value[30]->align(FL_ALIGN_RIGHT);
       general.value[30]->callback(general_options_ok_cb);
 
-      general.value[31] = new Fl_Value_Input
-        (L + 2 * WB, 2 * WB + 5 * BH, IW, BH, "Camera Aperture (degrees)");
+      general.value[31] = new Fl_Value_Input(L + 2 * WB, 2 * WB + 5 * BH, IW,
+                                             BH, "Camera Aperture (degrees)");
       general.value[31]->minimum(10.);
       general.value[31]->maximum(120.);
       general.value[31]->step(1);
@@ -1896,32 +1844,32 @@ optionWindow::optionWindow(int deltaFontSize)
       general.value[31]->align(FL_ALIGN_RIGHT);
       general.value[31]->callback(general_options_ok_cb);
 
-      general.butt[19] = new Fl_Check_Button
-        (L + 2 * WB, 2 * WB + 7 * BH, BW, BH , "Enable gamepad (experimental)");
+      general.butt[19] = new Fl_Check_Button(
+        L + 2 * WB, 2 * WB + 7 * BH, BW, BH, "Enable gamepad (experimental)");
       general.butt[19]->type(FL_TOGGLE_BUTTON);
       general.butt[19]->value(opt_general_gamepad(0, GMSH_GET, 0));
-      general.butt[19]->callback(general_options_ok_cb,(void*)"general_camera");
+      general.butt[19]->callback(general_options_ok_cb,
+                                 (void *)"general_camera");
 
-      general.gamepadconfig = new Fl_Button
-        (L + 2 * WB, 2 * WB + 8 * BH, BW, BH, "Configure Gamepad");
+      general.gamepadconfig =
+        new Fl_Button(L + 2 * WB, 2 * WB + 8 * BH, BW, BH, "Configure Gamepad");
       general.gamepadconfig->callback(general_gmpdcf_cb);
 
-
-      if( opt_general_camera_mode(0, GMSH_GET, 0) == 0 ){
-	general.value[30]->deactivate();
-	general.value[31]->deactivate();
+      if(opt_general_camera_mode(0, GMSH_GET, 0) == 0) {
+        general.value[30]->deactivate();
+        general.value[31]->deactivate();
       }
 
-      if( opt_general_stereo_mode(0, GMSH_GET, 0) == 0 )
-	general.value[29]->deactivate();
+      if(opt_general_stereo_mode(0, GMSH_GET, 0) == 0)
+        general.value[29]->deactivate();
 
-      if(CTX::instance()->gamepad && CTX::instance()->gamepad->active)  {
-	general.gamepadconfig->activate();
-	opt_general_camera_mode(0, GMSH_SET, 1);
-	general.butt[18]->value(opt_general_camera_mode(0, GMSH_GET, 0));
+      if(CTX::instance()->gamepad && CTX::instance()->gamepad->active) {
+        general.gamepadconfig->activate();
+        opt_general_camera_mode(0, GMSH_SET, 1);
+        general.butt[18]->value(opt_general_camera_mode(0, GMSH_GET, 0));
       }
-      else{
-	general.gamepadconfig->deactivate();
+      else {
+        general.gamepadconfig->deactivate();
       }
       o->end();
     }
@@ -1936,50 +1884,52 @@ optionWindow::optionWindow(int deltaFontSize)
   {
     Fl_Tabs *o = new Fl_Tabs(L + WB, WB, width - 2 * WB, height - 2 * WB);
     {
-      Fl_Group *o = new Fl_Group
-        (L + WB, WB + BH, width - 2 * WB, height - 2 * WB - BH, "General");
+      Fl_Group *o = new Fl_Group(L + WB, WB + BH, width - 2 * WB,
+                                 height - 2 * WB - BH, "General");
       o->hide();
 
-      geo.value[2] = new Fl_Value_Input
-        (L + 2 * WB, 2 * WB + 1 * BH, IW, BH, "Geometry tolerance");
+      geo.value[2] = new Fl_Value_Input(L + 2 * WB, 2 * WB + 1 * BH, IW, BH,
+                                        "Geometry tolerance");
       geo.value[2]->align(FL_ALIGN_RIGHT);
       geo.value[2]->callback(geometry_options_ok_cb);
 
-      geo.butt[8] = new Fl_Check_Button
-        (L + 2 * WB, 2 * WB + 2 * BH, BW, BH, "Remove duplicate entities in GEO model transforms");
+      geo.butt[8] = new Fl_Check_Button(
+        L + 2 * WB, 2 * WB + 2 * BH, BW, BH,
+        "Remove duplicate entities in GEO model transforms");
       geo.butt[8]->type(FL_TOGGLE_BUTTON);
       geo.butt[8]->callback(geometry_options_ok_cb);
 
-      Fl_Box* b = new Fl_Box(L + 2 * WB, 2 * WB + 3 * BH, BW, 2);
+      Fl_Box *b = new Fl_Box(L + 2 * WB, 2 * WB + 3 * BH, BW, 2);
       b->box(FL_ENGRAVED_FRAME);
       b->labeltype(FL_NO_LABEL);
 
-      Fl_Box *b2 = new Fl_Box
-        (FL_NO_BOX, L + 2 * WB, 2 * WB + 3 * BH + 1, IW, BH, "Open CASCADE model healing options (experimental):");
-      b2->align(FL_ALIGN_INSIDE|FL_ALIGN_LEFT);
+      Fl_Box *b2 =
+        new Fl_Box(FL_NO_BOX, L + 2 * WB, 2 * WB + 3 * BH + 1, IW, BH,
+                   "Open CASCADE model healing options (experimental):");
+      b2->align(FL_ALIGN_INSIDE | FL_ALIGN_LEFT);
 
-      geo.butt[16] = new Fl_Check_Button
-        (L + 2 * WB, 2 * WB + 4 * BH, BW, BH, "Remove degenerated edges and faces");
+      geo.butt[16] = new Fl_Check_Button(L + 2 * WB, 2 * WB + 4 * BH, BW, BH,
+                                         "Remove degenerated edges and faces");
       geo.butt[16]->type(FL_TOGGLE_BUTTON);
       geo.butt[16]->callback(geometry_options_ok_cb);
 
-      geo.butt[11] = new Fl_Check_Button
-        (L + 2 * WB, 2 * WB + 5 * BH, BW, BH, "Remove small edges");
+      geo.butt[11] = new Fl_Check_Button(L + 2 * WB, 2 * WB + 5 * BH, BW, BH,
+                                         "Remove small edges");
       geo.butt[11]->type(FL_TOGGLE_BUTTON);
       geo.butt[11]->callback(geometry_options_ok_cb);
 
-      geo.butt[12] = new Fl_Check_Button
-        (L + 2 * WB, 2 * WB + 6 * BH, BW, BH, "Remove small faces");
+      geo.butt[12] = new Fl_Check_Button(L + 2 * WB, 2 * WB + 6 * BH, BW, BH,
+                                         "Remove small faces");
       geo.butt[12]->type(FL_TOGGLE_BUTTON);
       geo.butt[12]->callback(geometry_options_ok_cb);
 
-      geo.butt[13] = new Fl_Check_Button
-        (L + 2 * WB, 2 * WB + 7 * BH, BW, BH, "Sew faces");
+      geo.butt[13] =
+        new Fl_Check_Button(L + 2 * WB, 2 * WB + 7 * BH, BW, BH, "Sew faces");
       geo.butt[13]->type(FL_TOGGLE_BUTTON);
       geo.butt[13]->callback(geometry_options_ok_cb);
 
-      geo.value[20] = new Fl_Value_Input
-        (L + 2 * WB, 2 * WB + 8 * BH, IW, BH, "Global model scaling");
+      geo.value[20] = new Fl_Value_Input(L + 2 * WB, 2 * WB + 8 * BH, IW, BH,
+                                         "Global model scaling");
       geo.value[20]->align(FL_ALIGN_RIGHT);
       geo.value[20]->callback(geometry_options_ok_cb);
 
@@ -1994,67 +1944,65 @@ optionWindow::optionWindow(int deltaFontSize)
       o->end();
     }
     {
-      Fl_Group *o = new Fl_Group
-        (L + WB, WB + BH, width - 2 * WB, height - 2 * WB - BH, "Visibility");
+      Fl_Group *o = new Fl_Group(L + WB, WB + BH, width - 2 * WB,
+                                 height - 2 * WB - BH, "Visibility");
 
-      geo.butt[0] = new Fl_Check_Button
-        (L + 2 * WB, 2 * WB + 1 * BH, BW / 2 - WB, BH, "Points");
+      geo.butt[0] = new Fl_Check_Button(L + 2 * WB, 2 * WB + 1 * BH,
+                                        BW / 2 - WB, BH, "Points");
       geo.butt[0]->tooltip("(Alt+p)");
       geo.butt[0]->type(FL_TOGGLE_BUTTON);
       geo.butt[0]->callback(geometry_options_ok_cb);
 
-      geo.butt[1] = new Fl_Check_Button
-        (L + 2 * WB, 2 * WB + 2 * BH, BW / 2 - WB, BH, "Curves");
+      geo.butt[1] = new Fl_Check_Button(L + 2 * WB, 2 * WB + 2 * BH,
+                                        BW / 2 - WB, BH, "Curves");
       geo.butt[1]->tooltip("(Alt+l)");
       geo.butt[1]->type(FL_TOGGLE_BUTTON);
       geo.butt[1]->callback(geometry_options_ok_cb);
 
-      geo.butt[2] = new Fl_Check_Button
-        (L + 2 * WB, 2 * WB + 3 * BH, BW / 2 - WB, BH, "Surfaces");
+      geo.butt[2] = new Fl_Check_Button(L + 2 * WB, 2 * WB + 3 * BH,
+                                        BW / 2 - WB, BH, "Surfaces");
       geo.butt[2]->tooltip("(Alt+s)");
       geo.butt[2]->type(FL_TOGGLE_BUTTON);
       geo.butt[2]->callback(geometry_options_ok_cb);
 
-      geo.butt[3] = new Fl_Check_Button
-        (L + 2 * WB, 2 * WB + 4 * BH, BW / 2 - WB, BH, "Volumes");
+      geo.butt[3] = new Fl_Check_Button(L + 2 * WB, 2 * WB + 4 * BH,
+                                        BW / 2 - WB, BH, "Volumes");
       geo.butt[3]->tooltip("(Alt+v)");
       geo.butt[3]->type(FL_TOGGLE_BUTTON);
       geo.butt[3]->callback(geometry_options_ok_cb);
 
-      geo.butt[4] = new Fl_Check_Button
-        (L + width / 2, 2 * WB + 1 * BH, BW / 2 - WB, BH, "Point labels");
+      geo.butt[4] = new Fl_Check_Button(L + width / 2, 2 * WB + 1 * BH,
+                                        BW / 2 - WB, BH, "Point labels");
       geo.butt[4]->type(FL_TOGGLE_BUTTON);
       geo.butt[4]->callback(geometry_options_ok_cb);
 
-      geo.butt[5] = new Fl_Check_Button
-        (L + width / 2, 2 * WB + 2 * BH, BW / 2 - WB, BH, "Curve labels");
+      geo.butt[5] = new Fl_Check_Button(L + width / 2, 2 * WB + 2 * BH,
+                                        BW / 2 - WB, BH, "Curve labels");
       geo.butt[5]->type(FL_TOGGLE_BUTTON);
       geo.butt[5]->callback(geometry_options_ok_cb);
 
-      geo.butt[6] = new Fl_Check_Button
-        (L + width / 2, 2 * WB + 3 * BH, BW / 2 - WB, BH, "Surface labels");
+      geo.butt[6] = new Fl_Check_Button(L + width / 2, 2 * WB + 3 * BH,
+                                        BW / 2 - WB, BH, "Surface labels");
       geo.butt[6]->type(FL_TOGGLE_BUTTON);
       geo.butt[6]->callback(geometry_options_ok_cb);
 
-      geo.butt[7] = new Fl_Check_Button
-        (L + width / 2, 2 * WB + 4 * BH, BW / 2 - WB, BH, "Volume labels");
+      geo.butt[7] = new Fl_Check_Button(L + width / 2, 2 * WB + 4 * BH,
+                                        BW / 2 - WB, BH, "Volume labels");
       geo.butt[7]->type(FL_TOGGLE_BUTTON);
       geo.butt[7]->callback(geometry_options_ok_cb);
 
-      static Fl_Menu_Item menu_label_type[] = {
-        {"Description", 0, 0, 0},
-        {"Elementary tags", 0, 0, 0},
-        {"Physical tags", 0, 0, 0},
-        {0}
-      };
-      geo.choice[4] = new Fl_Choice
-        (L + 2 * WB, 2 * WB + 5 * BH, IW, BH, "Label type");
+      static Fl_Menu_Item menu_label_type[] = {{"Description", 0, 0, 0},
+                                               {"Elementary tags", 0, 0, 0},
+                                               {"Physical tags", 0, 0, 0},
+                                               {0}};
+      geo.choice[4] =
+        new Fl_Choice(L + 2 * WB, 2 * WB + 5 * BH, IW, BH, "Label type");
       geo.choice[4]->menu(menu_label_type);
       geo.choice[4]->align(FL_ALIGN_RIGHT);
       geo.choice[4]->callback(geometry_options_ok_cb);
 
-      geo.value[0] = new Fl_Value_Input
-        (L + 2 * WB, 2 * WB + 6 * BH, IW / 2, BH);
+      geo.value[0] =
+        new Fl_Value_Input(L + 2 * WB, 2 * WB + 6 * BH, IW / 2, BH);
       geo.value[0]->minimum(0);
       geo.value[0]->maximum(500);
       geo.value[0]->step(1);
@@ -2062,8 +2010,8 @@ optionWindow::optionWindow(int deltaFontSize)
       geo.value[0]->when(FL_WHEN_RELEASE);
       geo.value[0]->callback(geometry_options_ok_cb);
 
-      geo.value[1] = new Fl_Value_Input
-        (L + 2 * WB + IW / 2, 2 * WB + 6 * BH, IW / 2, BH, "Normals and tangents");
+      geo.value[1] = new Fl_Value_Input(L + 2 * WB + IW / 2, 2 * WB + 6 * BH,
+                                        IW / 2, BH, "Normals and tangents");
       geo.value[1]->minimum(0);
       geo.value[1]->maximum(500);
       geo.value[1]->step(1);
@@ -2074,50 +2022,44 @@ optionWindow::optionWindow(int deltaFontSize)
       o->end();
     }
     {
-      Fl_Group *o = new Fl_Group
-        (L + WB, WB + BH, width - 2 * WB, height - 2 * WB - BH, "Transfo");
+      Fl_Group *o = new Fl_Group(L + WB, WB + BH, width - 2 * WB,
+                                 height - 2 * WB - BH, "Transfo");
       o->hide();
 
       static Fl_Menu_Item menu_transform[] = {
-        {"None", 0, 0, 0},
-        {"Scaling", 0, 0, 0},
-        {0}
-      };
-      geo.choice[3] = new Fl_Choice
-        (L + 2 * WB, 2 * WB + 1 * BH, IW, BH, "Main window transform");
+        {"None", 0, 0, 0}, {"Scaling", 0, 0, 0}, {0}};
+      geo.choice[3] = new Fl_Choice(L + 2 * WB, 2 * WB + 1 * BH, IW, BH,
+                                    "Main window transform");
       geo.choice[3]->menu(menu_transform);
       geo.choice[3]->align(FL_ALIGN_RIGHT);
-      geo.choice[3]->callback(geometry_options_ok_cb, (void*)"geo_transform");
+      geo.choice[3]->callback(geometry_options_ok_cb, (void *)"geo_transform");
 
       int ss = 2 * IW / 3 / 3 + 4;
-      geo.value[7] = new Fl_Value_Input
-        (L + 2 * WB       , 2 * WB + 2 * BH, ss, BH);
-      geo.value[8] = new Fl_Value_Input
-        (L + 2 * WB + ss  , 2 * WB + 2 * BH, ss, BH);
-      geo.value[9] = new Fl_Value_Input
-        (L + 2 * WB + 2*ss, 2 * WB + 2 * BH, ss, BH, " X");
-      geo.value[10] = new Fl_Value_Input
-        (L + 2 * WB + IW  , 2 * WB + 2 * BH, 7*IW/10, BH);
-
-      geo.value[11] = new Fl_Value_Input
-        (L + 2 * WB       , 2 * WB + 3 * BH, ss, BH);
-      geo.value[12] = new Fl_Value_Input
-        (L + 2 * WB + ss  , 2 * WB + 3 * BH, ss, BH);
-      geo.value[13] = new Fl_Value_Input
-        (L + 2 * WB + 2*ss, 2 * WB + 3 * BH, ss, BH, " Y +");
-      geo.value[14] = new Fl_Value_Input
-        (L + 2 * WB + IW  , 2 * WB + 3 * BH, 7*IW/10, BH);
-
-      geo.value[15] = new Fl_Value_Input
-        (L + 2 * WB       , 2 * WB + 4 * BH, ss, BH);
-      geo.value[16] = new Fl_Value_Input
-        (L + 2 * WB + ss  , 2 * WB + 4 * BH, ss, BH);
-      geo.value[17] = new Fl_Value_Input
-        (L + 2 * WB + 2*ss, 2 * WB + 4 * BH, ss, BH, " Z");
-      geo.value[18] = new Fl_Value_Input
-        (L + 2 * WB + IW  , 2 * WB + 4 * BH, 7*IW/10, BH);
-
-      for(int i = 7; i <= 18; i++){
+      geo.value[7] = new Fl_Value_Input(L + 2 * WB, 2 * WB + 2 * BH, ss, BH);
+      geo.value[8] =
+        new Fl_Value_Input(L + 2 * WB + ss, 2 * WB + 2 * BH, ss, BH);
+      geo.value[9] =
+        new Fl_Value_Input(L + 2 * WB + 2 * ss, 2 * WB + 2 * BH, ss, BH, " X");
+      geo.value[10] =
+        new Fl_Value_Input(L + 2 * WB + IW, 2 * WB + 2 * BH, 7 * IW / 10, BH);
+
+      geo.value[11] = new Fl_Value_Input(L + 2 * WB, 2 * WB + 3 * BH, ss, BH);
+      geo.value[12] =
+        new Fl_Value_Input(L + 2 * WB + ss, 2 * WB + 3 * BH, ss, BH);
+      geo.value[13] = new Fl_Value_Input(L + 2 * WB + 2 * ss, 2 * WB + 3 * BH,
+                                         ss, BH, " Y +");
+      geo.value[14] =
+        new Fl_Value_Input(L + 2 * WB + IW, 2 * WB + 3 * BH, 7 * IW / 10, BH);
+
+      geo.value[15] = new Fl_Value_Input(L + 2 * WB, 2 * WB + 4 * BH, ss, BH);
+      geo.value[16] =
+        new Fl_Value_Input(L + 2 * WB + ss, 2 * WB + 4 * BH, ss, BH);
+      geo.value[17] =
+        new Fl_Value_Input(L + 2 * WB + 2 * ss, 2 * WB + 4 * BH, ss, BH, " Z");
+      geo.value[18] =
+        new Fl_Value_Input(L + 2 * WB + IW, 2 * WB + 4 * BH, 7 * IW / 10, BH);
+
+      for(int i = 7; i <= 18; i++) {
         geo.value[i]->minimum(-1.);
         geo.value[i]->maximum(1.);
         geo.value[i]->step(0.1);
@@ -2129,64 +2071,64 @@ optionWindow::optionWindow(int deltaFontSize)
       o->end();
     }
     {
-      Fl_Group *o = new Fl_Group
-        (L + WB, WB + BH, width - 2 * WB, height - 2 * WB - BH, "Aspect");
+      Fl_Group *o = new Fl_Group(L + WB, WB + BH, width - 2 * WB,
+                                 height - 2 * WB - BH, "Aspect");
       o->hide();
 
-      geo.choice[0] = new Fl_Choice
-        (L + 2 * WB, 2 * WB + 1 * BH, IW, BH, "Point display");
+      geo.choice[0] =
+        new Fl_Choice(L + 2 * WB, 2 * WB + 1 * BH, IW, BH, "Point display");
       geo.choice[0]->menu(menu_point_display);
       geo.choice[0]->align(FL_ALIGN_RIGHT);
       geo.choice[0]->callback(geometry_options_ok_cb);
 
-      geo.value[3] = new Fl_Value_Input
-        (L + 2 * WB, 2 * WB + 2 * BH, IW, BH, "Point size");
+      geo.value[3] =
+        new Fl_Value_Input(L + 2 * WB, 2 * WB + 2 * BH, IW, BH, "Point size");
       geo.value[3]->minimum(0.1);
       geo.value[3]->maximum(50);
       geo.value[3]->step(0.1);
       geo.value[3]->align(FL_ALIGN_RIGHT);
       geo.value[3]->callback(geometry_options_ok_cb);
 
-      geo.value[5] = new Fl_Value_Input
-        (L + 2 * WB, 2 * WB + 3 * BH, IW, BH, "Selected point size");
+      geo.value[5] = new Fl_Value_Input(L + 2 * WB, 2 * WB + 3 * BH, IW, BH,
+                                        "Selected point size");
       geo.value[5]->minimum(0.1);
       geo.value[5]->maximum(50);
       geo.value[5]->step(0.1);
       geo.value[5]->align(FL_ALIGN_RIGHT);
       geo.value[5]->callback(geometry_options_ok_cb);
 
-      geo.choice[1] = new Fl_Choice
-        (L + 2 * WB, 2 * WB + 4 * BH, IW, BH, "Curve display");
+      geo.choice[1] =
+        new Fl_Choice(L + 2 * WB, 2 * WB + 4 * BH, IW, BH, "Curve display");
       geo.choice[1]->menu(menu_line_display);
       geo.choice[1]->align(FL_ALIGN_RIGHT);
       geo.choice[1]->callback(geometry_options_ok_cb);
 
-      geo.value[4] = new Fl_Value_Input
-        (L + 2 * WB, 2 * WB + 5 * BH, IW, BH, "Curve width");
+      geo.value[4] =
+        new Fl_Value_Input(L + 2 * WB, 2 * WB + 5 * BH, IW, BH, "Curve width");
       geo.value[4]->minimum(0.1);
       geo.value[4]->maximum(50);
       geo.value[4]->step(0.1);
       geo.value[4]->align(FL_ALIGN_RIGHT);
       geo.value[4]->callback(geometry_options_ok_cb);
 
-      geo.value[6] = new Fl_Value_Input
-        (L + 2 * WB, 2 * WB + 6 * BH, IW, BH, "Selected curve width");
+      geo.value[6] = new Fl_Value_Input(L + 2 * WB, 2 * WB + 6 * BH, IW, BH,
+                                        "Selected curve width");
       geo.value[6]->minimum(0.1);
       geo.value[6]->maximum(50);
       geo.value[6]->step(0.1);
       geo.value[6]->align(FL_ALIGN_RIGHT);
       geo.value[6]->callback(geometry_options_ok_cb);
 
-      geo.value[19] = new Fl_Value_Input
-        (L + 2 * WB, 2 * WB + 7 * BH, IW, BH, "Curve subdivisions");
+      geo.value[19] = new Fl_Value_Input(L + 2 * WB, 2 * WB + 7 * BH, IW, BH,
+                                         "Curve subdivisions");
       geo.value[19]->minimum(1);
       geo.value[19]->maximum(50);
       geo.value[19]->step(1);
       geo.value[19]->align(FL_ALIGN_RIGHT);
       geo.value[19]->callback(geometry_options_ok_cb);
 
-      geo.choice[2] = new Fl_Choice
-        (L + 2 * WB, 2 * WB + 8 * BH, IW, BH, "Surface display");
+      geo.choice[2] =
+        new Fl_Choice(L + 2 * WB, 2 * WB + 8 * BH, IW, BH, "Surface display");
       geo.choice[2]->menu(menu_surface_display);
       geo.choice[2]->align(FL_ALIGN_RIGHT);
       geo.choice[2]->callback(geometry_options_ok_cb);
@@ -2195,33 +2137,34 @@ optionWindow::optionWindow(int deltaFontSize)
       o->end();
     }
     {
-      Fl_Group *o = new Fl_Group
-        (L + WB, WB + BH, width - 2 * WB, height - 2 * WB - BH, "Color");
+      Fl_Group *o = new Fl_Group(L + WB, WB + BH, width - 2 * WB,
+                                 height - 2 * WB - BH, "Color");
       o->hide();
 
-      geo.butt[9] = new Fl_Check_Button
-        (L + 2 * WB, 2 * WB + 1 * BH, BW, BH, "Enable lighting");
+      geo.butt[9] = new Fl_Check_Button(L + 2 * WB, 2 * WB + 1 * BH, BW, BH,
+                                        "Enable lighting");
       geo.butt[9]->type(FL_TOGGLE_BUTTON);
       geo.butt[9]->tooltip("(Alt+w)");
       geo.butt[9]->callback(geometry_options_ok_cb);
 
-      geo.butt[14] = new Fl_Check_Button
-        (L + 2 * WB, 2 * WB + 2 * BH, BW, BH, "Use two-side lighting");
+      geo.butt[14] = new Fl_Check_Button(L + 2 * WB, 2 * WB + 2 * BH, BW, BH,
+                                         "Use two-side lighting");
       geo.butt[14]->type(FL_TOGGLE_BUTTON);
       geo.butt[14]->callback(geometry_options_ok_cb);
 
-      geo.butt[10] = new Fl_Check_Button
-        (L + 2 * WB, 2 * WB + 3 * BH, BW, BH, "Highlight orphan entities");
+      geo.butt[10] = new Fl_Check_Button(L + 2 * WB, 2 * WB + 3 * BH, BW, BH,
+                                         "Highlight orphan entities");
       geo.butt[10]->type(FL_TOGGLE_BUTTON);
       geo.butt[10]->callback(geometry_options_ok_cb);
 
-      Fl_Scroll *s = new Fl_Scroll
-        (L + 2 * WB, 2 * WB + 4 * BH, IW + 20, height - 4 * WB - 4 * BH);
+      Fl_Scroll *s = new Fl_Scroll(L + 2 * WB, 2 * WB + 4 * BH, IW + 20,
+                                   height - 4 * WB - 4 * BH);
       int i = 0;
       while(GeometryOptions_Color[i].str) {
-        geo.color[i] = new Fl_Button
-          (L + 2 * WB, 2 * WB + (4 + i) * BH, IW, BH, GeometryOptions_Color[i].str);
-        geo.color[i]->callback(color_cb, (void *)GeometryOptions_Color[i].function);
+        geo.color[i] = new Fl_Button(L + 2 * WB, 2 * WB + (4 + i) * BH, IW, BH,
+                                     GeometryOptions_Color[i].str);
+        geo.color[i]->callback(color_cb,
+                               (void *)GeometryOptions_Color[i].function);
         i++;
       }
       s->end();
@@ -2238,8 +2181,8 @@ optionWindow::optionWindow(int deltaFontSize)
   {
     Fl_Tabs *o = new Fl_Tabs(L + WB, WB, width - 2 * WB, height - 2 * WB);
     {
-      Fl_Group *o = new Fl_Group
-        (L + WB, WB + BH, width - 2 * WB, height - 2 * WB - BH, "General");
+      Fl_Group *o = new Fl_Group(L + WB, WB + BH, width - 2 * WB,
+                                 height - 2 * WB - BH, "General");
       o->hide();
 
       static Fl_Menu_Item menu_2d_algo[] = {
@@ -2249,8 +2192,7 @@ optionWindow::optionWindow(int deltaFontSize)
         {"Frontal", 0, 0, 0},
         {"Delaunay for quads (experimental)", 0, 0, 0},
         {"Packing of parallelograms (experimental)", 0, 0, 0},
-        {0}
-      };
+        {0}};
       static Fl_Menu_Item menu_3d_algo[] = {
         {"Delaunay", 0, 0, 0},
         {"Frontal", 0, 0, 0},
@@ -2258,109 +2200,99 @@ optionWindow::optionWindow(int deltaFontSize)
         {"Frontal Hex (experimental)", 0, 0, 0},
         {"MMG3D (experimental)", 0, 0, 0},
         {"R-tree (experimental)", 0, 0, 0},
-        {0}
-      };
+        {0}};
       static Fl_Menu_Item menu_recombination_algo[] = {
-        {"Standard", 0, 0, 0},
-        {"Blossom", 0, 0, 0},
-        {0}
-      };
+        {"Standard", 0, 0, 0}, {"Blossom", 0, 0, 0}, {0}};
       static Fl_Menu_Item menu_subdivision_algo[] = {
-        {"None", 0, 0, 0},
-        {"All Quads", 0, 0, 0},
-        {"All Hexas", 0, 0, 0},
-        {0}
-      };
+        {"None", 0, 0, 0}, {"All Quads", 0, 0, 0}, {"All Hexas", 0, 0, 0}, {0}};
       static Fl_Menu_Item menu_remeshing_algo[] = {
         {"No split", 0, 0, 0},
         {"Automatic", 0, 0, 0},
         {"Automatic only with Metis", 0, 0, 0},
-        {0}
-      };
-      static Fl_Menu_Item menu_remeshing_param[] = {
-        {"Harmonic", 0, 0, 0},
-        {"Conformal", 0, 0, 0},
-	{"Rbf Harmonic", 0, 0, 0},
-        {0}
-      };
-
-      mesh.choice[2] = new Fl_Choice
-        (L + 2 * WB, 2 * WB + 1 * BH, IW, BH, "2D algorithm");
+        {0}};
+      static Fl_Menu_Item menu_remeshing_param[] = {{"Harmonic", 0, 0, 0},
+                                                    {"Conformal", 0, 0, 0},
+                                                    {"Rbf Harmonic", 0, 0, 0},
+                                                    {0}};
+
+      mesh.choice[2] =
+        new Fl_Choice(L + 2 * WB, 2 * WB + 1 * BH, IW, BH, "2D algorithm");
       mesh.choice[2]->menu(menu_2d_algo);
       mesh.choice[2]->align(FL_ALIGN_RIGHT);
       mesh.choice[2]->callback(mesh_options_ok_cb);
 
-      mesh.choice[3] = new Fl_Choice
-        (L + 2 * WB, 2 * WB + 2 * BH, IW, BH, "3D algorithm");
+      mesh.choice[3] =
+        new Fl_Choice(L + 2 * WB, 2 * WB + 2 * BH, IW, BH, "3D algorithm");
       mesh.choice[3]->menu(menu_3d_algo);
       mesh.choice[3]->align(FL_ALIGN_RIGHT);
       mesh.choice[3]->callback(mesh_options_ok_cb);
 
-      mesh.choice[1] = new Fl_Choice
-        (L + 2 * WB, 2 * WB + 3 * BH, IW, BH, "2D recombination algorithm");
+      mesh.choice[1] = new Fl_Choice(L + 2 * WB, 2 * WB + 3 * BH, IW, BH,
+                                     "2D recombination algorithm");
       mesh.choice[1]->menu(menu_recombination_algo);
       mesh.choice[1]->align(FL_ALIGN_RIGHT);
       mesh.choice[1]->callback(mesh_options_ok_cb);
 
-      mesh.butt[21] = new Fl_Check_Button
-        (L + 2 * WB, 2 * WB + 4 * BH, BW, BH, "Recombine all triangular meshes");
+      mesh.butt[21] = new Fl_Check_Button(L + 2 * WB, 2 * WB + 4 * BH, BW, BH,
+                                          "Recombine all triangular meshes");
       mesh.butt[21]->type(FL_TOGGLE_BUTTON);
       mesh.butt[21]->callback(mesh_options_ok_cb);
 
-      mesh.choice[5] = new Fl_Choice
-        (L + 2 * WB, 2 * WB + 5 * BH, IW, BH, "Subdivision algorithm");
+      mesh.choice[5] = new Fl_Choice(L + 2 * WB, 2 * WB + 5 * BH, IW, BH,
+                                     "Subdivision algorithm");
       mesh.choice[5]->menu(menu_subdivision_algo);
       mesh.choice[5]->align(FL_ALIGN_RIGHT);
       mesh.choice[5]->callback(mesh_options_ok_cb);
 
-      mesh.choice[8] = new Fl_Choice
-        (L + 2 * WB, 2 * WB + 6 * BH, IW, BH, "Remeshing algorithm");
+      mesh.choice[8] = new Fl_Choice(L + 2 * WB, 2 * WB + 6 * BH, IW, BH,
+                                     "Remeshing algorithm");
       mesh.choice[8]->menu(menu_remeshing_algo);
       mesh.choice[8]->align(FL_ALIGN_RIGHT);
       mesh.choice[8]->callback(mesh_options_ok_cb);
 
-      mesh.choice[9] = new Fl_Choice
-        (L + 2 * WB, 2 * WB + 7 * BH, IW, BH, "Remeshing parametrization");
+      mesh.choice[9] = new Fl_Choice(L + 2 * WB, 2 * WB + 7 * BH, IW, BH,
+                                     "Remeshing parametrization");
       mesh.choice[9]->menu(menu_remeshing_param);
       mesh.choice[9]->align(FL_ALIGN_RIGHT);
       mesh.choice[9]->callback(mesh_options_ok_cb);
 
-      mesh.value[0] = new Fl_Value_Input
-        (L + 2 * WB, 2 * WB + 8 * BH, IW, BH, "Smoothing steps");
+      mesh.value[0] = new Fl_Value_Input(L + 2 * WB, 2 * WB + 8 * BH, IW, BH,
+                                         "Smoothing steps");
       mesh.value[0]->minimum(0);
       mesh.value[0]->maximum(100);
       mesh.value[0]->step(1);
       mesh.value[0]->align(FL_ALIGN_RIGHT);
       mesh.value[0]->callback(mesh_options_ok_cb);
 
-      mesh.value[2] = new inputValueFloat
-        (L + 2 * WB, 2 * WB + 9 * BH, IW, BH, "Element size factor");
+      mesh.value[2] = new inputValueFloat(L + 2 * WB, 2 * WB + 9 * BH, IW, BH,
+                                          "Element size factor");
       mesh.value[2]->minimum(0.001);
       mesh.value[2]->maximum(1000);
       mesh.value[2]->step(0.01);
       mesh.value[2]->align(FL_ALIGN_RIGHT);
       mesh.value[2]->callback(mesh_options_ok_cb);
 
-      mesh.value[25] = new Fl_Value_Input
-        (L + 2 * WB, 2 * WB + 10 * BH, IW/2, BH);
+      mesh.value[25] =
+        new Fl_Value_Input(L + 2 * WB, 2 * WB + 10 * BH, IW / 2, BH);
       mesh.value[25]->align(FL_ALIGN_RIGHT);
       mesh.value[25]->callback(mesh_options_ok_cb);
 
-      mesh.value[26] = new Fl_Value_Input
-        (L + 2 * WB + IW/2, 2 * WB + 10 * BH, IW/2, BH, "Min/Max element size");
+      mesh.value[26] = new Fl_Value_Input(L + 2 * WB + IW / 2, 2 * WB + 10 * BH,
+                                          IW / 2, BH, "Min/Max element size");
       mesh.value[26]->align(FL_ALIGN_RIGHT);
       mesh.value[26]->callback(mesh_options_ok_cb);
 
-      mesh.value[3] = new Fl_Value_Input
-        (L + 2 * WB, 2 * WB + 11 * BH, IW / 3, BH, "Element order");
+      mesh.value[3] = new Fl_Value_Input(L + 2 * WB, 2 * WB + 11 * BH, IW / 3,
+                                         BH, "Element order");
       mesh.value[3]->minimum(1);
       mesh.value[3]->maximum(2);
       mesh.value[3]->step(1);
       mesh.value[3]->align(FL_ALIGN_RIGHT);
       mesh.value[3]->callback(mesh_options_ok_cb);
 
-      mesh.butt[4] = new Fl_Check_Button
-        (L + 2 * WB + 1.25 * IW, 2 * WB + 11 * BH, BW, BH, "Use incomplete elements");
+      mesh.butt[4] =
+        new Fl_Check_Button(L + 2 * WB + 1.25 * IW, 2 * WB + 11 * BH, BW, BH,
+                            "Use incomplete elements");
       mesh.butt[4]->type(FL_TOGGLE_BUTTON);
       mesh.butt[4]->callback(mesh_options_ok_cb);
 
@@ -2368,45 +2300,50 @@ optionWindow::optionWindow(int deltaFontSize)
     }
 
     {
-      Fl_Group *o = new Fl_Group
-        (L + WB, WB + BH, width - 2 * WB, height - 2 * WB - BH, "Advanced");
+      Fl_Group *o = new Fl_Group(L + WB, WB + BH, width - 2 * WB,
+                                 height - 2 * WB - BH, "Advanced");
       o->hide();
 
-      mesh.butt[5] = new Fl_Check_Button
-        (L + 2 * WB, 2 * WB + 1 * BH, BW, BH, "Compute element sizes using point values");
+      mesh.butt[5] =
+        new Fl_Check_Button(L + 2 * WB, 2 * WB + 1 * BH, BW, BH,
+                            "Compute element sizes using point values");
       mesh.butt[5]->type(FL_TOGGLE_BUTTON);
       mesh.butt[5]->callback(mesh_options_ok_cb);
 
-      mesh.butt[1] = new Fl_Check_Button
-        (L + 2 * WB, 2 * WB + 2 * BH, BW, BH, "Compute element sizes from curvature (experimental)" );
+      mesh.butt[1] = new Fl_Check_Button(
+        L + 2 * WB, 2 * WB + 2 * BH, BW, BH,
+        "Compute element sizes from curvature (experimental)");
       mesh.butt[1]->type(FL_TOGGLE_BUTTON);
       mesh.butt[1]->callback(mesh_options_ok_cb);
 
-      mesh.butt[16] = new Fl_Check_Button
-        (L + 2 * WB, 2 * WB + 3 * BH, BW, BH, "Extend element sizes from boundary");
+      mesh.butt[16] = new Fl_Check_Button(L + 2 * WB, 2 * WB + 3 * BH, BW, BH,
+                                          "Extend element sizes from boundary");
       mesh.butt[16]->type(FL_TOGGLE_BUTTON);
       mesh.butt[16]->callback(mesh_options_ok_cb);
 
-      mesh.butt[2] = new Fl_Check_Button
-        (L + 2 * WB, 2 * WB + 4 * BH, BW, BH, "Optimize quality of tetrahedra");
+      mesh.butt[2] = new Fl_Check_Button(L + 2 * WB, 2 * WB + 4 * BH, BW, BH,
+                                         "Optimize quality of tetrahedra");
       mesh.butt[2]->type(FL_TOGGLE_BUTTON);
       mesh.butt[2]->callback(mesh_options_ok_cb);
 
-      mesh.butt[24] = new Fl_Check_Button
-        (L + 2 * WB, 2 * WB + 5 * BH, BW, BH, "Optimize quality of tetrahedra with Netgen");
+      mesh.butt[24] =
+        new Fl_Check_Button(L + 2 * WB, 2 * WB + 5 * BH, BW, BH,
+                            "Optimize quality of tetrahedra with Netgen");
       mesh.butt[24]->type(FL_TOGGLE_BUTTON);
 #if !defined(HAVE_NETGEN)
       mesh.butt[24]->deactivate();
 #endif
       mesh.butt[24]->callback(mesh_options_ok_cb);
 
-      mesh.butt[3] = new Fl_Check_Button
-        (L + 2 * WB, 2 * WB + 6 * BH, BW, BH, "Optimize high order meshes (experimental)");
+      mesh.butt[3] =
+        new Fl_Check_Button(L + 2 * WB, 2 * WB + 6 * BH, BW, BH,
+                            "Optimize high order meshes (experimental)");
       mesh.butt[3]->type(FL_TOGGLE_BUTTON);
       mesh.butt[3]->callback(mesh_options_ok_cb);
 
-      mesh.butt[22] = new Fl_Check_Button
-         (L + 2 * WB, 2 * WB + 7 * BH, BW, BH, "Recombine tets into hex-dom mesh (experimental)");
+      mesh.butt[22] =
+        new Fl_Check_Button(L + 2 * WB, 2 * WB + 7 * BH, BW, BH,
+                            "Recombine tets into hex-dom mesh (experimental)");
       mesh.butt[22]->type(FL_TOGGLE_BUTTON);
       mesh.butt[22]->callback(mesh_options_ok_cb);
 
@@ -2414,81 +2351,78 @@ optionWindow::optionWindow(int deltaFontSize)
     }
 
     {
-      Fl_Group *o = new Fl_Group
-        (L + WB, WB + BH, width - 2 * WB, height - 2 * WB - BH, "Visibility");
+      Fl_Group *o = new Fl_Group(L + WB, WB + BH, width - 2 * WB,
+                                 height - 2 * WB - BH, "Visibility");
 
-      mesh.butt[6] = new Fl_Check_Button
-        (L + 2 * WB, 2 * WB + 1 * BH, BW / 2 - WB, BH, "Nodes");
+      mesh.butt[6] = new Fl_Check_Button(L + 2 * WB, 2 * WB + 1 * BH,
+                                         BW / 2 - WB, BH, "Nodes");
       mesh.butt[6]->tooltip("(Alt+Shift+p)");
       mesh.butt[6]->type(FL_TOGGLE_BUTTON);
       mesh.butt[6]->callback(mesh_options_ok_cb);
 
-      mesh.butt[7] = new Fl_Check_Button
-        (L + 2 * WB, 2 * WB + 2 * BH, BW / 2 - WB, BH, "1D elements");
+      mesh.butt[7] = new Fl_Check_Button(L + 2 * WB, 2 * WB + 2 * BH,
+                                         BW / 2 - WB, BH, "1D elements");
       mesh.butt[7]->tooltip("(Alt+Shift+l)");
       mesh.butt[7]->type(FL_TOGGLE_BUTTON);
       mesh.butt[7]->callback(mesh_options_ok_cb);
 
-      mesh.butt[8] = new Fl_Check_Button
-        (L + 2 * WB, 2 * WB + 3 * BH, BW / 2 - WB, BH, "2D element edges");
+      mesh.butt[8] = new Fl_Check_Button(L + 2 * WB, 2 * WB + 3 * BH,
+                                         BW / 2 - WB, BH, "2D element edges");
       mesh.butt[8]->tooltip("(Alt+Shift+s)");
       mesh.butt[8]->type(FL_TOGGLE_BUTTON);
       mesh.butt[8]->callback(mesh_options_ok_cb);
 
-      mesh.butt[9] = new Fl_Check_Button
-        (L + 2 * WB, 2 * WB + 4 * BH, BW / 2 - WB, BH, "2D element faces");
+      mesh.butt[9] = new Fl_Check_Button(L + 2 * WB, 2 * WB + 4 * BH,
+                                         BW / 2 - WB, BH, "2D element faces");
       mesh.butt[9]->tooltip("(Alt+Shift+d)");
       mesh.butt[9]->type(FL_TOGGLE_BUTTON);
       mesh.butt[9]->callback(mesh_options_ok_cb);
 
-      mesh.butt[10] = new Fl_Check_Button
-        (L + 2 * WB, 2 * WB + 5 * BH, BW / 2 - WB, BH, "3D element edges");
+      mesh.butt[10] = new Fl_Check_Button(L + 2 * WB, 2 * WB + 5 * BH,
+                                          BW / 2 - WB, BH, "3D element edges");
       mesh.butt[10]->tooltip("(Alt+Shift+v)");
       mesh.butt[10]->type(FL_TOGGLE_BUTTON);
       mesh.butt[10]->callback(mesh_options_ok_cb);
 
-      mesh.butt[11] = new Fl_Check_Button
-        (L + 2 * WB, 2 * WB + 6 * BH, BW / 2 - WB, BH, "3D element faces");
+      mesh.butt[11] = new Fl_Check_Button(L + 2 * WB, 2 * WB + 6 * BH,
+                                          BW / 2 - WB, BH, "3D element faces");
       mesh.butt[11]->tooltip("(Alt+Shift+b)");
       mesh.butt[11]->type(FL_TOGGLE_BUTTON);
       mesh.butt[11]->callback(mesh_options_ok_cb);
 
-      mesh.butt[12] = new Fl_Check_Button
-        (L + width / 2, 2 * WB + 1 * BH, BW / 2 - WB, BH, "Node labels");
+      mesh.butt[12] = new Fl_Check_Button(L + width / 2, 2 * WB + 1 * BH,
+                                          BW / 2 - WB, BH, "Node labels");
       mesh.butt[12]->type(FL_TOGGLE_BUTTON);
       mesh.butt[12]->callback(mesh_options_ok_cb);
 
-      mesh.butt[13] = new Fl_Check_Button
-        (L + width / 2, 2 * WB + 2 * BH, BW / 2 - WB, BH, "1D element labels");
+      mesh.butt[13] = new Fl_Check_Button(L + width / 2, 2 * WB + 2 * BH,
+                                          BW / 2 - WB, BH, "1D element labels");
       mesh.butt[13]->type(FL_TOGGLE_BUTTON);
       mesh.butt[13]->callback(mesh_options_ok_cb);
 
-      mesh.butt[14] = new Fl_Check_Button
-        (L + width / 2, 2 * WB + 3 * BH, BW / 2 - WB, BH, "2D element labels");
+      mesh.butt[14] = new Fl_Check_Button(L + width / 2, 2 * WB + 3 * BH,
+                                          BW / 2 - WB, BH, "2D element labels");
       mesh.butt[14]->type(FL_TOGGLE_BUTTON);
       mesh.butt[14]->callback(mesh_options_ok_cb);
 
-      mesh.butt[15] = new Fl_Check_Button
-        (L + width / 2, 2 * WB + 4 * BH, BW / 2 - WB, BH, "3D element labels");
+      mesh.butt[15] = new Fl_Check_Button(L + width / 2, 2 * WB + 4 * BH,
+                                          BW / 2 - WB, BH, "3D element labels");
       mesh.butt[15]->type(FL_TOGGLE_BUTTON);
       mesh.butt[15]->callback(mesh_options_ok_cb);
 
       static Fl_Menu_Item menu_label_type[] = {
-        {"Number", 0, 0, 0},
-        {"Elementary tag", 0, 0, 0},
-        {"Physical tag", 0, 0, 0},
-        {"Mesh partition", 0, 0, 0},
-        {"Coordinates", 0, 0, 0},
-        {0}
-      };
-      mesh.choice[7] = new Fl_Choice
-        (L + 2 * WB, 2 * WB + 7 * BH, IW, BH, "Label type");
+        {"Number", 0, 0, 0},       {"Elementary tag", 0, 0, 0},
+        {"Physical tag", 0, 0, 0}, {"Mesh partition", 0, 0, 0},
+        {"Coordinates", 0, 0, 0},  {0}};
+      mesh.choice[7] =
+        new Fl_Choice(L + 2 * WB, 2 * WB + 7 * BH, IW, BH, "Label type");
       mesh.choice[7]->menu(menu_label_type);
       mesh.choice[7]->align(FL_ALIGN_RIGHT);
       mesh.choice[7]->callback(mesh_options_ok_cb);
 
-      mesh.value[12] = new Fl_Value_Input
-        (L + width - (int)(0.85*IW) - 2 * WB, 2 * WB + 7 * BH, IW / 3, BH, "Sampling");
+      mesh.value[12] =
+        new Fl_Value_Input(L + width - (int)(0.85 * IW) - 2 * WB,
+                           2 * WB + 7 * BH, IW / 3, BH, "Sampling");
       mesh.value[12]->minimum(1);
       mesh.value[12]->maximum(100);
       mesh.value[12]->step(1);
@@ -2497,23 +2431,22 @@ optionWindow::optionWindow(int deltaFontSize)
       mesh.value[12]->callback(mesh_options_ok_cb);
 
       static Fl_Menu_Item menu_mesh_element_types[] = {
-        {"Triangles",   0, 0, 0, FL_MENU_TOGGLE},
+        {"Triangles", 0, 0, 0, FL_MENU_TOGGLE},
         {"Quadrangles", 0, 0, 0, FL_MENU_TOGGLE},
-        {"Tetrahedra",  0, 0, 0, FL_MENU_TOGGLE},
-        {"Hexahedra",   0, 0, 0, FL_MENU_TOGGLE},
-        {"Prisms",      0, 0, 0, FL_MENU_TOGGLE},
-        {"Pyramids",    0, 0, 0, FL_MENU_TOGGLE},
-        {"Trihedra",    0, 0, 0, FL_MENU_TOGGLE},
-        {0}
-      };
-
-      mesh.menu = new Fl_Menu_Button
-        (L + 2 * WB, 2 * WB + 8 * BH, IW, BH, "Elements");
+        {"Tetrahedra", 0, 0, 0, FL_MENU_TOGGLE},
+        {"Hexahedra", 0, 0, 0, FL_MENU_TOGGLE},
+        {"Prisms", 0, 0, 0, FL_MENU_TOGGLE},
+        {"Pyramids", 0, 0, 0, FL_MENU_TOGGLE},
+        {"Trihedra", 0, 0, 0, FL_MENU_TOGGLE},
+        {0}};
+
+      mesh.menu =
+        new Fl_Menu_Button(L + 2 * WB, 2 * WB + 8 * BH, IW, BH, "Elements");
       mesh.menu->menu(menu_mesh_element_types);
       mesh.menu->callback(mesh_options_ok_cb);
 
-      mesh.value[4] = new Fl_Value_Input
-        (L + 2 * WB, 2 * WB + 9 * BH, IW / 4, BH);
+      mesh.value[4] =
+        new Fl_Value_Input(L + 2 * WB, 2 * WB + 9 * BH, IW / 4, BH);
       mesh.value[4]->minimum(0);
       mesh.value[4]->maximum(1);
       mesh.value[4]->step(0.01);
@@ -2521,8 +2454,8 @@ optionWindow::optionWindow(int deltaFontSize)
       mesh.value[4]->when(FL_WHEN_RELEASE);
       mesh.value[4]->callback(mesh_options_ok_cb);
 
-      mesh.value[5] = new Fl_Value_Input
-        (L + 2 * WB + IW / 4, 2 * WB + 9 * BH, IW / 2 - IW / 4, BH);
+      mesh.value[5] = new Fl_Value_Input(L + 2 * WB + IW / 4, 2 * WB + 9 * BH,
+                                         IW / 2 - IW / 4, BH);
       mesh.value[5]->minimum(0);
       mesh.value[5]->maximum(1);
       mesh.value[5]->step(0.01);
@@ -2530,33 +2463,31 @@ optionWindow::optionWindow(int deltaFontSize)
       mesh.value[5]->when(FL_WHEN_RELEASE);
       mesh.value[5]->callback(mesh_options_ok_cb);
 
-      static Fl_Menu_Item menu_quality_type[] = {
-        {"SICN", 0, 0, 0},
-        {"SIGE", 0, 0, 0},
-        {"Gamma", 0, 0, 0},
-        {"Disto", 0, 0, 0},
-        {0}
-      };
-      mesh.choice[6] = new Fl_Choice
-        (L + 2 * WB + IW / 2, 2 * WB + 9 * BH, IW/2, BH, "Quality range");
+      static Fl_Menu_Item menu_quality_type[] = {{"SICN", 0, 0, 0},
+                                                 {"SIGE", 0, 0, 0},
+                                                 {"Gamma", 0, 0, 0},
+                                                 {"Disto", 0, 0, 0},
+                                                 {0}};
+      mesh.choice[6] = new Fl_Choice(L + 2 * WB + IW / 2, 2 * WB + 9 * BH,
+                                     IW / 2, BH, "Quality range");
       mesh.choice[6]->menu(menu_quality_type);
       mesh.choice[6]->align(FL_ALIGN_RIGHT);
       mesh.choice[6]->callback(mesh_options_ok_cb);
 
-      mesh.value[6] = new Fl_Value_Input
-        (L + 2 * WB, 2 * WB + 10 * BH, IW / 2, BH);
+      mesh.value[6] =
+        new Fl_Value_Input(L + 2 * WB, 2 * WB + 10 * BH, IW / 2, BH);
       mesh.value[6]->align(FL_ALIGN_RIGHT);
       mesh.value[6]->when(FL_WHEN_RELEASE);
       mesh.value[6]->callback(mesh_options_ok_cb);
 
-      mesh.value[7] = new Fl_Value_Input
-        (L + 2 * WB + IW / 2, 2 * WB + 10 * BH, IW / 2, BH, "Size range");
+      mesh.value[7] = new Fl_Value_Input(L + 2 * WB + IW / 2, 2 * WB + 10 * BH,
+                                         IW / 2, BH, "Size range");
       mesh.value[7]->align(FL_ALIGN_RIGHT);
       mesh.value[7]->when(FL_WHEN_RELEASE);
       mesh.value[7]->callback(mesh_options_ok_cb);
 
-      mesh.value[8] = new Fl_Value_Input
-        (L + 2 * WB, 2 * WB + 11 * BH, IW / 2, BH);
+      mesh.value[8] =
+        new Fl_Value_Input(L + 2 * WB, 2 * WB + 11 * BH, IW / 2, BH);
       mesh.value[8]->minimum(0);
       mesh.value[8]->maximum(500);
       mesh.value[8]->step(1);
@@ -2564,8 +2495,8 @@ optionWindow::optionWindow(int deltaFontSize)
       mesh.value[8]->when(FL_WHEN_RELEASE);
       mesh.value[8]->callback(mesh_options_ok_cb);
 
-      mesh.value[13] = new Fl_Value_Input
-        (L + 2 * WB + IW / 2, 2 * WB + 11 * BH, IW / 2, BH, "Normals and tangents");
+      mesh.value[13] = new Fl_Value_Input(L + 2 * WB + IW / 2, 2 * WB + 11 * BH,
+                                          IW / 2, BH, "Normals and tangents");
       mesh.value[13]->minimum(0);
       mesh.value[13]->maximum(200);
       mesh.value[13]->step(1.0);
@@ -2576,12 +2507,12 @@ optionWindow::optionWindow(int deltaFontSize)
       o->end();
     }
     {
-      Fl_Group *o = new Fl_Group
-        (L + WB, WB + BH, width - 2 * WB, height - 2 * WB - BH, "Aspect");
+      Fl_Group *o = new Fl_Group(L + WB, WB + BH, width - 2 * WB,
+                                 height - 2 * WB - BH, "Aspect");
       o->hide();
 
-      mesh.value[9] = new Fl_Value_Input
-        (L + 2 * WB, 2 * WB + 1 * BH, IW, BH, "Element shrinking factor");
+      mesh.value[9] = new Fl_Value_Input(L + 2 * WB, 2 * WB + 1 * BH, IW, BH,
+                                         "Element shrinking factor");
       mesh.value[9]->minimum(0);
       mesh.value[9]->maximum(1);
       mesh.value[9]->step(0.01);
@@ -2589,30 +2520,30 @@ optionWindow::optionWindow(int deltaFontSize)
       mesh.value[9]->when(FL_WHEN_RELEASE);
       mesh.value[9]->callback(mesh_options_ok_cb);
 
-      mesh.choice[0] = new Fl_Choice
-        (L + 2 * WB, 2 * WB + 2 * BH, IW, BH, "Point display");
+      mesh.choice[0] =
+        new Fl_Choice(L + 2 * WB, 2 * WB + 2 * BH, IW, BH, "Point display");
       mesh.choice[0]->menu(menu_point_display);
       mesh.choice[0]->align(FL_ALIGN_RIGHT);
       mesh.choice[0]->callback(mesh_options_ok_cb);
 
-      mesh.value[10] = new Fl_Value_Input
-        (L + 2 * WB, 2 * WB + 3 * BH, IW, BH, "Point size");
+      mesh.value[10] =
+        new Fl_Value_Input(L + 2 * WB, 2 * WB + 3 * BH, IW, BH, "Point size");
       mesh.value[10]->minimum(0.1);
       mesh.value[10]->maximum(50);
       mesh.value[10]->step(0.1);
       mesh.value[10]->align(FL_ALIGN_RIGHT);
       mesh.value[10]->callback(mesh_options_ok_cb);
 
-      mesh.value[11] = new Fl_Value_Input
-        (L + 2 * WB, 2 * WB + 4 * BH, IW, BH, "Line width");
+      mesh.value[11] =
+        new Fl_Value_Input(L + 2 * WB, 2 * WB + 4 * BH, IW, BH, "Line width");
       mesh.value[11]->minimum(0.1);
       mesh.value[11]->maximum(50);
       mesh.value[11]->step(0.1);
       mesh.value[11]->align(FL_ALIGN_RIGHT);
       mesh.value[11]->callback(mesh_options_ok_cb);
 
-      mesh.value[14] = new Fl_Value_Input
-        (L + 2 * WB, 2 * WB + 5 * BH, IW, BH, "High-order element subdivisions");
+      mesh.value[14] = new Fl_Value_Input(L + 2 * WB, 2 * WB + 5 * BH, IW, BH,
+                                          "High-order element subdivisions");
       mesh.value[14]->minimum(1);
       mesh.value[14]->maximum(10);
       mesh.value[14]->step(1);
@@ -2623,40 +2554,39 @@ optionWindow::optionWindow(int deltaFontSize)
       o->end();
     }
     {
-      Fl_Group *o = new Fl_Group
-        (L + WB, WB + BH, width - 2 * WB, height - 2 * WB - BH, "Color");
+      Fl_Group *o = new Fl_Group(L + WB, WB + BH, width - 2 * WB,
+                                 height - 2 * WB - BH, "Color");
       o->hide();
 
-      mesh.butt[17] = new Fl_Check_Button
-        (L + 2 * WB, 2 * WB + 1 * BH, BW, BH, "Enable lighting");
+      mesh.butt[17] = new Fl_Check_Button(L + 2 * WB, 2 * WB + 1 * BH, BW, BH,
+                                          "Enable lighting");
       mesh.butt[17]->tooltip("(Alt+w)");
       mesh.butt[17]->type(FL_TOGGLE_BUTTON);
-      mesh.butt[17]->callback(mesh_options_ok_cb, (void*)"mesh_light");
+      mesh.butt[17]->callback(mesh_options_ok_cb, (void *)"mesh_light");
 
       static Fl_Menu_Item menu_mesh_light_lines[] = {
         {"No", 0, 0, 0},
         {"Surface", 0, 0, 0},
         {"Volume and surface", 0, 0, 0},
-        {0}
-      };
-      mesh.choice[10] = new Fl_Choice
-        (L + 2 * WB, 2 * WB + 2 * BH, IW, BH, "Edge lighting");
+        {0}};
+      mesh.choice[10] =
+        new Fl_Choice(L + 2 * WB, 2 * WB + 2 * BH, IW, BH, "Edge lighting");
       mesh.choice[10]->menu(menu_mesh_light_lines);
       mesh.choice[10]->align(FL_ALIGN_RIGHT);
       mesh.choice[10]->callback(mesh_options_ok_cb);
 
-      mesh.butt[18] = new Fl_Check_Button
-        (L + 2 * WB, 2 * WB + 3 * BH, BW, BH, "Use two-side lighting");
+      mesh.butt[18] = new Fl_Check_Button(L + 2 * WB, 2 * WB + 3 * BH, BW, BH,
+                                          "Use two-side lighting");
       mesh.butt[18]->type(FL_TOGGLE_BUTTON);
       mesh.butt[18]->callback(mesh_options_ok_cb);
 
-      mesh.butt[19] = new Fl_Check_Button
-        (L + 2 * WB, 2 * WB + 4 * BH, BW, BH, "Smooth normals");
+      mesh.butt[19] = new Fl_Check_Button(L + 2 * WB, 2 * WB + 4 * BH, BW, BH,
+                                          "Smooth normals");
       mesh.butt[19]->type(FL_TOGGLE_BUTTON);
       mesh.butt[19]->callback(mesh_options_ok_cb);
 
-      mesh.value[18] = new Fl_Value_Input
-        (L + 2 * WB, 2 * WB + 5 * BH, IW, BH, "Smoothing threshold angle");
+      mesh.value[18] = new Fl_Value_Input(L + 2 * WB, 2 * WB + 5 * BH, IW, BH,
+                                          "Smoothing threshold angle");
       mesh.value[18]->minimum(0.);
       mesh.value[18]->maximum(180.);
       mesh.value[18]->step(1.);
@@ -2669,21 +2599,21 @@ optionWindow::optionWindow(int deltaFontSize)
         {"By elementary entity", 0, 0, 0},
         {"By physical group", 0, 0, 0},
         {"By mesh partition", 0, 0, 0},
-        {0}
-      };
-      mesh.choice[4] = new Fl_Choice
-        (L + 2 * WB, 2 * WB + 6 * BH, IW, BH, "Coloring mode");
+        {0}};
+      mesh.choice[4] =
+        new Fl_Choice(L + 2 * WB, 2 * WB + 6 * BH, IW, BH, "Coloring mode");
       mesh.choice[4]->menu(menu_mesh_color);
       mesh.choice[4]->align(FL_ALIGN_RIGHT);
       mesh.choice[4]->callback(mesh_options_ok_cb);
 
-      Fl_Scroll *s = new Fl_Scroll
-        (L + 2 * WB, 3 * WB + 7 * BH, IW + 20, height - 5 * WB - 7 * BH);
+      Fl_Scroll *s = new Fl_Scroll(L + 2 * WB, 3 * WB + 7 * BH, IW + 20,
+                                   height - 5 * WB - 7 * BH);
       int i = 0;
       while(MeshOptions_Color[i].str) {
-        mesh.color[i] = new Fl_Button
-          (L + 2 * WB, 3 * WB + (7 + i) * BH, IW, BH, MeshOptions_Color[i].str);
-        mesh.color[i]->callback(color_cb, (void *)MeshOptions_Color[i].function);
+        mesh.color[i] = new Fl_Button(L + 2 * WB, 3 * WB + (7 + i) * BH, IW, BH,
+                                      MeshOptions_Color[i].str);
+        mesh.color[i]->callback(color_cb,
+                                (void *)MeshOptions_Color[i].function);
         i++;
       }
       s->end();
@@ -2701,32 +2631,32 @@ optionWindow::optionWindow(int deltaFontSize)
     Fl_Tabs *o = new Fl_Tabs(L + WB, WB, width - 2 * WB, height - 2 * WB);
     {
       {
-        Fl_Group *o = new Fl_Group
-          (L + WB, WB + BH, width - 2 * WB, height - 2 * WB - BH, "General");
+        Fl_Group *o = new Fl_Group(L + WB, WB + BH, width - 2 * WB,
+                                   height - 2 * WB - BH, "General");
 
-        solver.input[0] = new Fl_Input
-          (L + 2 * WB, 2 * WB + 1 * BH, IW, BH, "Base socket name");
+        solver.input[0] =
+          new Fl_Input(L + 2 * WB, 2 * WB + 1 * BH, IW, BH, "Base socket name");
         solver.input[0]->align(FL_ALIGN_RIGHT);
         solver.input[0]->callback(solver_options_ok_cb);
 
-        solver.value[0] = new Fl_Value_Input
-          (L + 2 * WB, 2 * WB + 2 * BH, IW, BH, "Timeout (in seconds)");
+        solver.value[0] = new Fl_Value_Input(L + 2 * WB, 2 * WB + 2 * BH, IW,
+                                             BH, "Timeout (in seconds)");
         solver.value[0]->align(FL_ALIGN_RIGHT);
         solver.value[0]->callback(solver_options_ok_cb);
 
-        solver.butt[0] = new Fl_Check_Button
-          (L + 2 * WB, 2 * WB + 3 * BH, BW, BH,
-           "Always listen to incoming connection requests");
+        solver.butt[0] =
+          new Fl_Check_Button(L + 2 * WB, 2 * WB + 3 * BH, BW, BH,
+                              "Always listen to incoming connection requests");
         solver.butt[0]->type(FL_TOGGLE_BUTTON);
         solver.butt[0]->callback(solver_options_ok_cb);
 
-        solver.input[1] = new Fl_Input
-          (L + 2 * WB, 2 * WB + 4 * BH, IW, BH, "Python interpreter");
+        solver.input[1] = new Fl_Input(L + 2 * WB, 2 * WB + 4 * BH, IW, BH,
+                                       "Python interpreter");
         solver.input[1]->align(FL_ALIGN_RIGHT);
         solver.input[1]->callback(solver_options_ok_cb);
 
-        solver.input[2] = new Fl_Input
-          (L + 2 * WB, 2 * WB + 5 * BH, IW, BH, "Octave interpreter");
+        solver.input[2] = new Fl_Input(L + 2 * WB, 2 * WB + 5 * BH, IW, BH,
+                                       "Octave interpreter");
         solver.input[2]->align(FL_ALIGN_RIGHT);
         solver.input[2]->callback(solver_options_ok_cb);
 
@@ -2743,49 +2673,50 @@ optionWindow::optionWindow(int deltaFontSize)
   {
     Fl_Tabs *o = new Fl_Tabs(L + WB, WB, width - 2 * WB, height - 2 * WB);
     {
-      Fl_Group *o = new Fl_Group
-        (L + WB, WB + BH, width - 2 * WB, height - 2 * WB - BH, "General");
+      Fl_Group *o = new Fl_Group(L + WB, WB + BH, width - 2 * WB,
+                                 height - 2 * WB - BH, "General");
 
       static Fl_Menu_Item menu_links[] = {
         {"Apply next changes to selected views", 0, 0, 0},
         {"Force same options for selected views", 0, 0, 0},
-        {0}
-      };
+        {0}};
 
-      post.choice[0] = new Fl_Choice
-        (L + 2 * WB, 2 * WB + 1 * BH, IW, BH, "View links");
+      post.choice[0] =
+        new Fl_Choice(L + 2 * WB, 2 * WB + 1 * BH, IW, BH, "View links");
       post.choice[0]->menu(menu_links);
       post.choice[0]->align(FL_ALIGN_RIGHT);
       post.choice[0]->callback(post_options_ok_cb);
 
-      post.value[0] = new Fl_Value_Input
-        (L + 2 * WB, 2 * WB + 2 * BH, IW, BH, "Frame duration (in seconds)");
+      post.value[0] = new Fl_Value_Input(L + 2 * WB, 2 * WB + 2 * BH, IW, BH,
+                                         "Frame duration (in seconds)");
       post.value[0]->minimum(0);
       post.value[0]->maximum(10);
       post.value[0]->step(0.01);
       post.value[0]->align(FL_ALIGN_RIGHT);
       post.value[0]->callback(post_options_ok_cb);
 
-      post.value[1] = new Fl_Value_Input
-        (L + 2 * WB, 2 * WB + 3 * BH, IW, BH, "Animation increment step");
+      post.value[1] = new Fl_Value_Input(L + 2 * WB, 2 * WB + 3 * BH, IW, BH,
+                                         "Animation increment step");
       post.value[1]->minimum(1);
       post.value[1]->maximum(100);
       post.value[1]->step(1);
       post.value[1]->align(FL_ALIGN_RIGHT);
       post.value[1]->callback(post_options_ok_cb);
 
-      post.butt[0] = new Fl_Check_Button
-        (L + 2 * WB, 2 * WB + 4 * BH, BW, BH, "Cycle through views instead of steps");
+      post.butt[0] =
+        new Fl_Check_Button(L + 2 * WB, 2 * WB + 4 * BH, BW, BH,
+                            "Cycle through views instead of steps");
       post.butt[0]->type(FL_TOGGLE_BUTTON);
       post.butt[0]->callback(post_options_ok_cb);
 
-      post.butt[1] = new Fl_Check_Button
-        (L + 2 * WB, 2 * WB + 5 * BH, BW, BH, "Remove original views after combination");
+      post.butt[1] =
+        new Fl_Check_Button(L + 2 * WB, 2 * WB + 5 * BH, BW, BH,
+                            "Remove original views after combination");
       post.butt[1]->type(FL_TOGGLE_BUTTON);
       post.butt[1]->callback(post_options_ok_cb);
 
-      post.butt[2] = new Fl_Check_Button
-        (L + 2 * WB, 2 * WB + 6 * BH, BW, BH, "Draw value scales horizontally");
+      post.butt[2] = new Fl_Check_Button(L + 2 * WB, 2 * WB + 6 * BH, BW, BH,
+                                         "Draw value scales horizontally");
       post.butt[2]->type(FL_TOGGLE_BUTTON);
       post.butt[2]->callback(post_options_ok_cb);
 
@@ -2802,51 +2733,48 @@ optionWindow::optionWindow(int deltaFontSize)
   {
     Fl_Tabs *o = new Fl_Tabs(L + WB, WB, width - 2 * WB, height - 2 * WB);
     {
-      Fl_Group *o = new Fl_Group
-        (L + WB, WB + BH, width - 2 * WB, height - 2 * WB - BH, "General");
-
-      static Fl_Menu_Item menu_plot_type[] = {
-        {"3D", 0, 0, 0},
-        {"2D space", 0, 0, 0},
-        {"2D time", 0, 0, 0},
-        {"2D", 0, 0, 0},
-        {0}
-      };
-      view.choice[13] = new Fl_Choice
-        (L + 2 * WB, 2 * WB + 1 * BH, IW, BH, "Plot type");
+      Fl_Group *o = new Fl_Group(L + WB, WB + BH, width - 2 * WB,
+                                 height - 2 * WB - BH, "General");
+
+      static Fl_Menu_Item menu_plot_type[] = {{"3D", 0, 0, 0},
+                                              {"2D space", 0, 0, 0},
+                                              {"2D time", 0, 0, 0},
+                                              {"2D", 0, 0, 0},
+                                              {0}};
+      view.choice[13] =
+        new Fl_Choice(L + 2 * WB, 2 * WB + 1 * BH, IW, BH, "Plot type");
       view.choice[13]->menu(menu_plot_type);
       view.choice[13]->align(FL_ALIGN_RIGHT);
       view.choice[13]->callback(view_options_ok_cb);
 
-      view.input[0] = new Fl_Input
-        (L + 2 * WB, 2 * WB + 2 * BH, IW, BH, "View name");
+      view.input[0] =
+        new Fl_Input(L + 2 * WB, 2 * WB + 2 * BH, IW, BH, "View name");
       view.input[0]->align(FL_ALIGN_RIGHT);
       view.input[0]->callback(view_options_ok_cb);
 
       int sw = (int)(1.5 * FL_NORMAL_SIZE);
-      view.push[3] = new Fl_Button
-        (L + 2 * WB, 2 * WB + 3 * BH, sw, BH, "-");
-      view.push[3]->callback(view_options_timestep_cb, (void*)"-");
-      view.push[4] = new Fl_Button
-        (L + 2 * WB + IW - sw, 2 * WB + 3 * BH, sw, BH, "+");
-      view.push[4]->callback(view_options_timestep_cb, (void*)"+");
-      view.value[50] = new Fl_Value_Input
-        (L + 2 * WB + sw, 2 * WB + 3 * BH, IW - 2 * sw, BH);
-      view.value[50]->callback(view_options_timestep_cb, (void*)"=");
+      view.push[3] = new Fl_Button(L + 2 * WB, 2 * WB + 3 * BH, sw, BH, "-");
+      view.push[3]->callback(view_options_timestep_cb, (void *)"-");
+      view.push[4] =
+        new Fl_Button(L + 2 * WB + IW - sw, 2 * WB + 3 * BH, sw, BH, "+");
+      view.push[4]->callback(view_options_timestep_cb, (void *)"+");
+      view.value[50] =
+        new Fl_Value_Input(L + 2 * WB + sw, 2 * WB + 3 * BH, IW - 2 * sw, BH);
+      view.value[50]->callback(view_options_timestep_cb, (void *)"=");
       view.value[50]->align(FL_ALIGN_RIGHT);
       view.value[50]->minimum(0);
       view.value[50]->maximum(0);
       view.value[50]->step(1);
-      view.label[0] = new Fl_Box
-        (L + 2 * WB + IW, 2 * WB + 3 * BH, width / 2, BH, "Step");
+      view.label[0] =
+        new Fl_Box(L + 2 * WB + IW, 2 * WB + 3 * BH, width / 2, BH, "Step");
       view.label[0]->box(FL_NO_BOX);
       view.label[0]->align(FL_ALIGN_LEFT | FL_ALIGN_INSIDE);
 
-      view.range = new Fl_Group
-        (L + 2 * WB, 2 * WB + 4 * BH, width - 4 * WB, 8 * BH);
+      view.range =
+        new Fl_Group(L + 2 * WB, 2 * WB + 4 * BH, width - 4 * WB, 8 * BH);
 
-      view.value[30] = new Fl_Value_Input
-        (L + 2 * WB, 2 * WB + 4 * BH, IW, BH, "Intervals");
+      view.value[30] =
+        new Fl_Value_Input(L + 2 * WB, 2 * WB + 4 * BH, IW, BH, "Intervals");
       view.value[30]->align(FL_ALIGN_RIGHT);
       view.value[30]->minimum(1);
       view.value[30]->maximum(256);
@@ -2854,102 +2782,91 @@ optionWindow::optionWindow(int deltaFontSize)
       view.value[30]->when(FL_WHEN_RELEASE);
       view.value[30]->callback(view_options_ok_cb);
 
-      view.input[1] = new Fl_Input
-        (L + width - (int)(0.85*IW) - 2 * WB, 2 * WB + 4 * BH, (int)(0.5*0.85*IW), BH,
-         "Format");
+      view.input[1] =
+        new Fl_Input(L + width - (int)(0.85 * IW) - 2 * WB, 2 * WB + 4 * BH,
+                     (int)(0.5 * 0.85 * IW), BH, "Format");
       view.input[1]->align(FL_ALIGN_RIGHT);
       view.input[1]->callback(view_options_ok_cb);
 
-      static Fl_Menu_Item menu_iso[] = {
-        {"Iso-values", 0, 0, 0},
-        {"Continuous map", 0, 0, 0},
-        {"Filled iso-values", 0, 0, 0},
-        {"Numeric values", 0, 0, 0},
-        {0}
-      };
-      view.choice[0] = new Fl_Choice
-        (L + 2 * WB, 2 * WB + 5 * BH, IW, BH, "Intervals type");
+      static Fl_Menu_Item menu_iso[] = {{"Iso-values", 0, 0, 0},
+                                        {"Continuous map", 0, 0, 0},
+                                        {"Filled iso-values", 0, 0, 0},
+                                        {"Numeric values", 0, 0, 0},
+                                        {0}};
+      view.choice[0] =
+        new Fl_Choice(L + 2 * WB, 2 * WB + 5 * BH, IW, BH, "Intervals type");
       view.choice[0]->menu(menu_iso);
       view.choice[0]->align(FL_ALIGN_RIGHT);
       view.choice[0]->tooltip("(Alt+t)");
       view.choice[0]->callback(view_options_ok_cb);
 
-      static Fl_Menu_Item menu_scale[] = {
-        {"Linear", 0, 0, 0},
-        {"Logarithmic", 0, 0, 0},
-        {"Double logarithmic", 0, 0, 0},
-        {0}
-      };
-      view.choice[1] = new Fl_Choice
-        (L + width - (int)(0.85*IW) - 2 * WB, 2 * WB + 5 * BH, (int)(0.85*IW), BH);
+      static Fl_Menu_Item menu_scale[] = {{"Linear", 0, 0, 0},
+                                          {"Logarithmic", 0, 0, 0},
+                                          {"Double logarithmic", 0, 0, 0},
+                                          {0}};
+      view.choice[1] = new Fl_Choice(L + width - (int)(0.85 * IW) - 2 * WB,
+                                     2 * WB + 5 * BH, (int)(0.85 * IW), BH);
       view.choice[1]->menu(menu_scale);
       view.choice[1]->align(FL_ALIGN_RIGHT);
       view.choice[1]->callback(view_options_ok_cb);
 
       static Fl_Menu_Item menu_range[] = {
-        {"Default", 0, 0, 0},
-        {"Custom", 0, 0, 0},
-        {"Per step", 0, 0, 0},
-        {0}
-      };
-      view.choice[7] = new Fl_Choice
-        (L + 2 * WB, 2 * WB + 6 * BH, IW, BH, "Range mode");
+        {"Default", 0, 0, 0}, {"Custom", 0, 0, 0}, {"Per step", 0, 0, 0}, {0}};
+      view.choice[7] =
+        new Fl_Choice(L + 2 * WB, 2 * WB + 6 * BH, IW, BH, "Range mode");
       view.choice[7]->menu(menu_range);
       view.choice[7]->align(FL_ALIGN_RIGHT);
       view.choice[7]->tooltip("(Alt+r)");
-      view.choice[7]->callback(view_options_ok_cb, (void*)"custom_range");
+      view.choice[7]->callback(view_options_ok_cb, (void *)"custom_range");
 
-      view.butt[38] = new Fl_Check_Button
-        (L + width - (int)(0.85*IW) - 2 * WB, 2 * WB + 6 * BH, (int)(0.85*IW), BH,
-         "Saturate");
+      view.butt[38] =
+        new Fl_Check_Button(L + width - (int)(0.85 * IW) - 2 * WB,
+                            2 * WB + 6 * BH, (int)(0.85 * IW), BH, "Saturate");
       view.butt[38]->type(FL_TOGGLE_BUTTON);
       view.butt[38]->callback(view_options_ok_cb);
 
       int sw2 = (int)(2.5 * FL_NORMAL_SIZE);
-      view.push[1] = new Fl_Button
-        (L + 2 * WB, 2 * WB + 7 * BH, sw2, BH, "Min");
-      view.push[1]->callback(view_options_ok_cb, (void*)"range_min");
-      view.value[31] = new Fl_Value_Input
-        (L + 2 * WB + sw2, 2 * WB + 7 * BH, IW - sw2, BH, "Custom min");
+      view.push[1] = new Fl_Button(L + 2 * WB, 2 * WB + 7 * BH, sw2, BH, "Min");
+      view.push[1]->callback(view_options_ok_cb, (void *)"range_min");
+      view.value[31] = new Fl_Value_Input(L + 2 * WB + sw2, 2 * WB + 7 * BH,
+                                          IW - sw2, BH, "Custom min");
       view.value[31]->align(FL_ALIGN_RIGHT);
       view.value[31]->when(FL_WHEN_RELEASE);
       view.value[31]->callback(view_options_ok_cb);
 
-      view.push[2] = new Fl_Button
-        (L + 2 * WB, 2 * WB + 8 * BH, sw2, BH, "Max");
-      view.push[2]->callback(view_options_ok_cb, (void*)"range_max");
-      view.value[32] = new Fl_Value_Input
-        (L + 2 * WB + sw2, 2 * WB + 8 * BH, IW - sw2, BH, "Custom max");
+      view.push[2] = new Fl_Button(L + 2 * WB, 2 * WB + 8 * BH, sw2, BH, "Max");
+      view.push[2]->callback(view_options_ok_cb, (void *)"range_max");
+      view.value[32] = new Fl_Value_Input(L + 2 * WB + sw2, 2 * WB + 8 * BH,
+                                          IW - sw2, BH, "Custom max");
       view.value[32]->align(FL_ALIGN_RIGHT);
       view.value[32]->when(FL_WHEN_RELEASE);
       view.value[32]->callback(view_options_ok_cb);
 
-      view.butt[0] = new Fl_Check_Button
-        (L + 2 * WB, 2 * WB + 9 * BH, BW, BH, "Adapt visualization grid");
+      view.butt[0] = new Fl_Check_Button(L + 2 * WB, 2 * WB + 9 * BH, BW, BH,
+                                         "Adapt visualization grid");
       view.butt[0]->type(FL_TOGGLE_BUTTON);
-      view.butt[0]->callback(view_options_ok_cb, (void*)"view_adaptive");
-
-      view.push[5] = new Fl_Button
-        (L + 2 * WB, 2 * WB + 10 * BH, sw, BH, "-");
-      view.push[5]->callback(view_options_max_recursion_cb, (void*)"-");
-      view.push[6] = new Fl_Button
-        (L + 2 * WB + IW - sw, 2 * WB + 10 * BH, sw, BH, "+");
-      view.push[6]->callback(view_options_max_recursion_cb, (void*)"+");
-      view.value[33] = new Fl_Value_Input
-        (L + 2 * WB + sw, 2 * WB + 10 * BH, IW - 2 * sw, BH);
+      view.butt[0]->callback(view_options_ok_cb, (void *)"view_adaptive");
+
+      view.push[5] = new Fl_Button(L + 2 * WB, 2 * WB + 10 * BH, sw, BH, "-");
+      view.push[5]->callback(view_options_max_recursion_cb, (void *)"-");
+      view.push[6] =
+        new Fl_Button(L + 2 * WB + IW - sw, 2 * WB + 10 * BH, sw, BH, "+");
+      view.push[6]->callback(view_options_max_recursion_cb, (void *)"+");
+      view.value[33] =
+        new Fl_Value_Input(L + 2 * WB + sw, 2 * WB + 10 * BH, IW - 2 * sw, BH);
       view.value[33]->align(FL_ALIGN_RIGHT);
       view.value[33]->minimum(0);
       view.value[33]->maximum(6);
       view.value[33]->step(1);
       view.value[33]->when(FL_WHEN_RELEASE);
       view.value[33]->callback(view_options_ok_cb);
-      view.label[1] = new Fl_Box
-        (L + 2 * WB + IW, 2 * WB + 10 * BH, width / 2, BH, "Maximum recursion level");
+      view.label[1] = new Fl_Box(L + 2 * WB + IW, 2 * WB + 10 * BH, width / 2,
+                                 BH, "Maximum recursion level");
       view.label[1]->box(FL_NO_BOX);
       view.label[1]->align(FL_ALIGN_LEFT | FL_ALIGN_INSIDE);
 
-      view.value[34] = new Fl_Value_Input
-        (L + 2 * WB, 2 * WB + 11 * BH, IW, BH, "Target visualization error");
+      view.value[34] = new Fl_Value_Input(L + 2 * WB, 2 * WB + 11 * BH, IW, BH,
+                                          "Target visualization error");
       view.value[34]->align(FL_ALIGN_RIGHT);
       view.value[34]->minimum(-1.e-4);
       view.value[34]->maximum(0.1);
@@ -2962,120 +2879,123 @@ optionWindow::optionWindow(int deltaFontSize)
       o->end();
     }
     {
-      Fl_Group *o = new Fl_Group
-        (L + WB, WB + BH, width - 2 * WB, height - 2 * WB - BH, "Axes");
+      Fl_Group *o = new Fl_Group(L + WB, WB + BH, width - 2 * WB,
+                                 height - 2 * WB - BH, "Axes");
       o->hide();
 
-      view.choice[8] = new Fl_Choice
-        (L + 2 * WB, 2 * WB + 1 * BH, IW, BH, "Axes mode");
+      view.choice[8] =
+        new Fl_Choice(L + 2 * WB, 2 * WB + 1 * BH, IW, BH, "Axes mode");
       view.choice[8]->menu(menu_axes_mode);
       view.choice[8]->align(FL_ALIGN_RIGHT);
       view.choice[8]->tooltip("(Alt+a)");
-      view.choice[8]->callback(view_options_ok_cb, (void*)"view_axes");
+      view.choice[8]->callback(view_options_ok_cb, (void *)"view_axes");
 
-      view.butt[3] = new Fl_Check_Button
-        (L + width - (int)(0.85*IW) - 2 * WB, 2 * WB + 1 * BH, (int)(0.85*IW), BH,
-         "Mikado style");
+      view.butt[3] = new Fl_Check_Button(L + width - (int)(0.85 * IW) - 2 * WB,
+                                         2 * WB + 1 * BH, (int)(0.85 * IW), BH,
+                                         "Mikado style");
       view.butt[3]->type(FL_TOGGLE_BUTTON);
       view.butt[3]->callback(view_options_ok_cb);
 
-      view.value[3] = new Fl_Value_Input
-        (L + 2 * WB, 2 * WB + 2 * BH, IW/3, BH);
+      view.value[3] =
+        new Fl_Value_Input(L + 2 * WB, 2 * WB + 2 * BH, IW / 3, BH);
       view.value[3]->minimum(0.);
       view.value[3]->step(1);
       view.value[3]->maximum(100);
       view.value[3]->callback(view_options_ok_cb);
-      view.value[4] = new Fl_Value_Input
-        (L + 2 * WB + 1*IW/3, 2 * WB + 2 * BH, IW/3, BH);
+      view.value[4] = new Fl_Value_Input(L + 2 * WB + 1 * IW / 3,
+                                         2 * WB + 2 * BH, IW / 3, BH);
       view.value[4]->minimum(0.);
       view.value[4]->step(1);
       view.value[4]->maximum(100);
       view.value[4]->callback(view_options_ok_cb);
-      view.value[5] = new Fl_Value_Input
-        (L + 2 * WB + 2*IW/3, 2 * WB + 2 * BH, IW/3, BH, "Axes tics");
+      view.value[5] = new Fl_Value_Input(
+        L + 2 * WB + 2 * IW / 3, 2 * WB + 2 * BH, IW / 3, BH, "Axes tics");
       view.value[5]->minimum(0.);
       view.value[5]->step(1);
       view.value[5]->maximum(100);
       view.value[5]->align(FL_ALIGN_RIGHT);
       view.value[5]->callback(view_options_ok_cb);
 
-      view.input[7] = new Fl_Input
-        (L + 2 * WB, 2 * WB + 3 * BH, IW/3, BH);
+      view.input[7] = new Fl_Input(L + 2 * WB, 2 * WB + 3 * BH, IW / 3, BH);
       view.input[7]->callback(view_options_ok_cb);
-      view.input[8] = new Fl_Input
-        (L + 2 * WB + 1*IW/3, 2 * WB + 3 * BH, IW/3, BH);
+      view.input[8] =
+        new Fl_Input(L + 2 * WB + 1 * IW / 3, 2 * WB + 3 * BH, IW / 3, BH);
       view.input[8]->callback(view_options_ok_cb);
-      view.input[9] = new Fl_Input
-        (L + 2 * WB + 2*IW/3, 2 * WB + 3 * BH, IW/3, BH, "Axes format");
+      view.input[9] = new Fl_Input(L + 2 * WB + 2 * IW / 3, 2 * WB + 3 * BH,
+                                   IW / 3, BH, "Axes format");
       view.input[9]->align(FL_ALIGN_RIGHT);
       view.input[9]->callback(view_options_ok_cb);
 
-      view.input[10] = new Fl_Input
-        (L + 2 * WB, 2 * WB + 4 * BH, IW/3, BH);
+      view.input[10] = new Fl_Input(L + 2 * WB, 2 * WB + 4 * BH, IW / 3, BH);
       view.input[10]->callback(view_options_ok_cb);
-      view.input[11] = new Fl_Input
-        (L + 2 * WB + 1*IW/3, 2 * WB + 4 * BH, IW/3, BH);
+      view.input[11] =
+        new Fl_Input(L + 2 * WB + 1 * IW / 3, 2 * WB + 4 * BH, IW / 3, BH);
       view.input[11]->callback(view_options_ok_cb);
-      view.input[12] = new Fl_Input
-        (L + 2 * WB + 2*IW/3, 2 * WB + 4 * BH, IW/3, BH, "Axes labels");
+      view.input[12] = new Fl_Input(L + 2 * WB + 2 * IW / 3, 2 * WB + 4 * BH,
+                                    IW / 3, BH, "Axes labels");
       view.input[12]->align(FL_ALIGN_RIGHT);
       view.input[12]->callback(view_options_ok_cb);
 
-      view.butt[25] = new Fl_Check_Button
-        (L + 2 * WB, 2 * WB + 5 * BH, BW, BH, "Position 3D axes automatically");
+      view.butt[25] = new Fl_Check_Button(L + 2 * WB, 2 * WB + 5 * BH, BW, BH,
+                                          "Position 3D axes automatically");
       view.butt[25]->type(FL_TOGGLE_BUTTON);
-      view.butt[25]->callback(view_options_ok_cb, (void*)"view_axes_auto_3d");
+      view.butt[25]->callback(view_options_ok_cb, (void *)"view_axes_auto_3d");
 
-      view.value[13] = new Fl_Value_Input
-        (L + 2 * WB, 2 * WB + 6 * BH, IW / 3, BH);
+      view.value[13] =
+        new Fl_Value_Input(L + 2 * WB, 2 * WB + 6 * BH, IW / 3, BH);
       view.value[13]->callback(view_options_ok_cb);
-      view.value[14] = new Fl_Value_Input
-        (L + 2 * WB + IW / 3, 2 * WB + 6 * BH, IW / 3, BH);
+      view.value[14] =
+        new Fl_Value_Input(L + 2 * WB + IW / 3, 2 * WB + 6 * BH, IW / 3, BH);
       view.value[14]->callback(view_options_ok_cb);
-      view.value[15] = new Fl_Value_Input
-        (L + 2 * WB + 2 * IW / 3, 2 * WB + 6 * BH, IW / 3, BH, "3D axes minimum");
+      view.value[15] =
+        new Fl_Value_Input(L + 2 * WB + 2 * IW / 3, 2 * WB + 6 * BH, IW / 3, BH,
+                           "3D axes minimum");
       view.value[15]->align(FL_ALIGN_RIGHT);
       view.value[15]->callback(view_options_ok_cb);
 
-      view.value[16] = new Fl_Value_Input
-        (L + 2 * WB, 2 * WB + 7 * BH, IW / 3, BH);
+      view.value[16] =
+        new Fl_Value_Input(L + 2 * WB, 2 * WB + 7 * BH, IW / 3, BH);
       view.value[16]->callback(view_options_ok_cb);
-      view.value[17] = new Fl_Value_Input
-        (L + 2 * WB + IW / 3, 2 * WB + 7 * BH, IW / 3, BH);
+      view.value[17] =
+        new Fl_Value_Input(L + 2 * WB + IW / 3, 2 * WB + 7 * BH, IW / 3, BH);
       view.value[17]->callback(view_options_ok_cb);
-      view.value[18] = new Fl_Value_Input
-        (L + 2 * WB + 2 * IW / 3, 2 * WB + 7 * BH, IW / 3, BH, "3D axes maximum");
+      view.value[18] =
+        new Fl_Value_Input(L + 2 * WB + 2 * IW / 3, 2 * WB + 7 * BH, IW / 3, BH,
+                           "3D axes maximum");
       view.value[18]->align(FL_ALIGN_RIGHT);
       view.value[18]->callback(view_options_ok_cb);
 
-      view.choice[16] = new Fl_Choice
-        (L + 2 * WB, 2 * WB + 8 * BH, IW, BH, "2D axes/value scale position");
+      view.choice[16] = new Fl_Choice(L + 2 * WB, 2 * WB + 8 * BH, IW, BH,
+                                      "2D axes/value scale position");
       view.choice[16]->menu(menu_position);
       view.choice[16]->align(FL_ALIGN_RIGHT);
-      view.choice[16]->callback(view_options_ok_cb, (void*)"view_axes_auto_2d");
+      view.choice[16]->callback(view_options_ok_cb,
+                                (void *)"view_axes_auto_2d");
 
-      view.value[20] = new Fl_Value_Input
-        (L + 2 * WB, 2 * WB + 9 * BH, IW / 2, BH);
+      view.value[20] =
+        new Fl_Value_Input(L + 2 * WB, 2 * WB + 9 * BH, IW / 2, BH);
       view.value[20]->minimum(-2000);
       view.value[20]->maximum(2000);
       view.value[20]->step(0.5);
       view.value[20]->callback(view_options_ok_cb);
-      view.value[21] = new Fl_Value_Input
-        (L + 2 * WB + IW / 2, 2 * WB + 9 * BH, IW / 2, BH, "2D axes/value scale position");
+      view.value[21] =
+        new Fl_Value_Input(L + 2 * WB + IW / 2, 2 * WB + 9 * BH, IW / 2, BH,
+                           "2D axes/value scale position");
       view.value[21]->align(FL_ALIGN_RIGHT);
       view.value[21]->minimum(-2000);
       view.value[21]->maximum(2000);
       view.value[21]->step(0.5);
       view.value[21]->callback(view_options_ok_cb);
 
-      view.value[22] = new Fl_Value_Input
-        (L + 2 * WB, 2 * WB + 10 * BH, IW / 2, BH);
+      view.value[22] =
+        new Fl_Value_Input(L + 2 * WB, 2 * WB + 10 * BH, IW / 2, BH);
       view.value[22]->minimum(0);
       view.value[22]->maximum(2000);
       view.value[22]->step(0.5);
       view.value[22]->callback(view_options_ok_cb);
-      view.value[23] = new Fl_Value_Input
-        (L + 2 * WB + IW / 2, 2 * WB + 10 * BH, IW / 2, BH, "2D axes/value scale size");
+      view.value[23] =
+        new Fl_Value_Input(L + 2 * WB + IW / 2, 2 * WB + 10 * BH, IW / 2, BH,
+                           "2D axes/value scale size");
       view.value[23]->align(FL_ALIGN_RIGHT);
       view.value[23]->minimum(0);
       view.value[23]->maximum(2000);
@@ -3085,69 +3005,66 @@ optionWindow::optionWindow(int deltaFontSize)
       o->end();
     }
     {
-      Fl_Group *o = new Fl_Group
-        (L + WB, WB + BH, width - 2 * WB, height - 2 * WB - BH, "Visibility");
+      Fl_Group *o = new Fl_Group(L + WB, WB + BH, width - 2 * WB,
+                                 height - 2 * WB - BH, "Visibility");
       o->hide();
 
-      view.butt[4] = new Fl_Check_Button
-        (L + 2 * WB, 2 * WB + 1 * BH, BW, BH, "Show value scale");
+      view.butt[4] = new Fl_Check_Button(L + 2 * WB, 2 * WB + 1 * BH, BW, BH,
+                                         "Show value scale");
       view.butt[4]->tooltip("(Alt+i)");
       view.butt[4]->type(FL_TOGGLE_BUTTON);
       view.butt[4]->callback(view_options_ok_cb);
 
-      static Fl_Menu_Item time_display[] = {
-        {"None", 0, 0, 0},
-        {"Time series", 0, 0, 0},
-        {"Harmonic data", 0, 0, 0},
-        {"Automatic", 0, 0, 0},
-        {"Step data", 0, 0, 0},
-        {"Multi-step data", 0, 0, 0},
-        {"Real eigenvalues", 0, 0, 0},
-        {"Complex eigenvalues", 0, 0, 0},
-        {0}
-      };
-      view.choice[12] = new Fl_Choice
-        (L + 2 * WB, 2 * WB + 2 * BH, IW, BH, "Time display");
+      static Fl_Menu_Item time_display[] = {{"None", 0, 0, 0},
+                                            {"Time series", 0, 0, 0},
+                                            {"Harmonic data", 0, 0, 0},
+                                            {"Automatic", 0, 0, 0},
+                                            {"Step data", 0, 0, 0},
+                                            {"Multi-step data", 0, 0, 0},
+                                            {"Real eigenvalues", 0, 0, 0},
+                                            {"Complex eigenvalues", 0, 0, 0},
+                                            {0}};
+      view.choice[12] =
+        new Fl_Choice(L + 2 * WB, 2 * WB + 2 * BH, IW, BH, "Time display");
       view.choice[12]->menu(time_display);
       view.choice[12]->align(FL_ALIGN_RIGHT);
       view.choice[12]->callback(view_options_ok_cb);
 
-      view.butt[5] = new Fl_Check_Button
-        (L + 2 * WB, 2 * WB + 3 * BH, BW, BH, "Show annotations");
+      view.butt[5] = new Fl_Check_Button(L + 2 * WB, 2 * WB + 3 * BH, BW, BH,
+                                         "Show annotations");
       view.butt[5]->tooltip("(Alt+n)");
       view.butt[5]->type(FL_TOGGLE_BUTTON);
       view.butt[5]->callback(view_options_ok_cb);
 
-      view.butt[10] = new Fl_Check_Button
-        (L + 2 * WB, 2 * WB + 4 * BH, BW, BH, "Draw element outlines");
+      view.butt[10] = new Fl_Check_Button(L + 2 * WB, 2 * WB + 4 * BH, BW, BH,
+                                          "Draw element outlines");
       view.butt[10]->tooltip("(Alt+e)");
       view.butt[10]->type(FL_TOGGLE_BUTTON);
       view.butt[10]->callback(view_options_ok_cb);
 
-      view.butt[2] = new Fl_Check_Button
-        (L + 2 * WB, 2 * WB + 5 * BH, BW, BH, "Draw only skin of 3D views");
+      view.butt[2] = new Fl_Check_Button(L + 2 * WB, 2 * WB + 5 * BH, BW, BH,
+                                         "Draw only skin of 3D views");
       view.butt[2]->type(FL_TOGGLE_BUTTON);
       view.butt[2]->callback(view_options_ok_cb);
 
       static Fl_Menu_Item menu_view_element_types[] = {
-        {"Points",      0, 0, 0, FL_MENU_TOGGLE},
-        {"Lines",       0, 0, 0, FL_MENU_TOGGLE},
-        {"Triangles",   0, 0, 0, FL_MENU_TOGGLE},
+        {"Points", 0, 0, 0, FL_MENU_TOGGLE},
+        {"Lines", 0, 0, 0, FL_MENU_TOGGLE},
+        {"Triangles", 0, 0, 0, FL_MENU_TOGGLE},
         {"Quadrangles", 0, 0, 0, FL_MENU_TOGGLE},
-        {"Tetrahedra",  0, 0, 0, FL_MENU_TOGGLE},
-        {"Hexahedra",   0, 0, 0, FL_MENU_TOGGLE},
-        {"Prisms",      0, 0, 0, FL_MENU_TOGGLE},
-        {"Pyramids",    0, 0, 0, FL_MENU_TOGGLE},
-        {0}
-      };
-
-      view.menu[1] = new Fl_Menu_Button
-        (L + 2 * WB, 2 * WB + 6 * BH, IW, BH, "Elements");
+        {"Tetrahedra", 0, 0, 0, FL_MENU_TOGGLE},
+        {"Hexahedra", 0, 0, 0, FL_MENU_TOGGLE},
+        {"Prisms", 0, 0, 0, FL_MENU_TOGGLE},
+        {"Pyramids", 0, 0, 0, FL_MENU_TOGGLE},
+        {0}};
+
+      view.menu[1] =
+        new Fl_Menu_Button(L + 2 * WB, 2 * WB + 6 * BH, IW, BH, "Elements");
       view.menu[1]->menu(menu_view_element_types);
       view.menu[1]->callback(view_options_ok_cb);
 
-      view.value[6] = new Fl_Value_Input
-        (L + 3 * WB + IW, 2 * WB + 6 * BH, IW / 3, BH, "Sampling");
+      view.value[6] = new Fl_Value_Input(L + 3 * WB + IW, 2 * WB + 6 * BH,
+                                         IW / 3, BH, "Sampling");
       view.value[6]->minimum(1);
       view.value[6]->maximum(100);
       view.value[6]->step(1);
@@ -3155,21 +3072,19 @@ optionWindow::optionWindow(int deltaFontSize)
       view.value[6]->when(FL_WHEN_RELEASE);
       view.value[6]->callback(view_options_ok_cb);
 
-      static Fl_Menu_Item menu_boundary[] = {
-        {"None", 0, 0, 0},
-        {"Dimension - 1", 0, 0, 0},
-        {"Dimension - 2", 0, 0, 0},
-        {"Dimension - 3", 0, 0, 0},
-        {0}
-      };
-      view.choice[9] = new Fl_Choice
-        (L + 2 * WB, 2 * WB + 7 * BH, IW, BH, "Element boundary mode");
+      static Fl_Menu_Item menu_boundary[] = {{"None", 0, 0, 0},
+                                             {"Dimension - 1", 0, 0, 0},
+                                             {"Dimension - 2", 0, 0, 0},
+                                             {"Dimension - 3", 0, 0, 0},
+                                             {0}};
+      view.choice[9] = new Fl_Choice(L + 2 * WB, 2 * WB + 7 * BH, IW, BH,
+                                     "Element boundary mode");
       view.choice[9]->menu(menu_boundary);
       view.choice[9]->align(FL_ALIGN_RIGHT);
       view.choice[9]->callback(view_options_ok_cb);
 
-      view.value[0] = new Fl_Value_Input
-        (L + 2 * WB, 2 * WB + 8 * BH, IW / 2, BH);
+      view.value[0] =
+        new Fl_Value_Input(L + 2 * WB, 2 * WB + 8 * BH, IW / 2, BH);
       view.value[0]->minimum(0);
       view.value[0]->maximum(500);
       view.value[0]->step(1);
@@ -3177,8 +3092,8 @@ optionWindow::optionWindow(int deltaFontSize)
       view.value[0]->when(FL_WHEN_RELEASE);
       view.value[0]->callback(view_options_ok_cb);
 
-      view.value[1] = new Fl_Value_Input
-        (L + 2 * WB + IW / 2, 2 * WB + 8 * BH, IW / 2, BH, "Normals and tangents");
+      view.value[1] = new Fl_Value_Input(L + 2 * WB + IW / 2, 2 * WB + 8 * BH,
+                                         IW / 2, BH, "Normals and tangents");
       view.value[1]->minimum(0);
       view.value[1]->maximum(500);
       view.value[1]->step(1);
@@ -3190,11 +3105,10 @@ optionWindow::optionWindow(int deltaFontSize)
         {"Scalar", 0, 0, 0, FL_MENU_TOGGLE},
         {"Vector", 0, 0, 0, FL_MENU_TOGGLE},
         {"Tensor", 0, 0, 0, FL_MENU_TOGGLE},
-        {0}
-      };
+        {0}};
 
-      view.menu[0] = new Fl_Menu_Button
-        (L + 2 * WB, 2 * WB + 9 * BH, IW, BH, "Fields");
+      view.menu[0] =
+        new Fl_Menu_Button(L + 2 * WB, 2 * WB + 9 * BH, IW, BH, "Fields");
       view.menu[0]->menu(menu_view_field_types);
       view.menu[0]->callback(view_options_ok_cb);
 
@@ -3203,19 +3117,17 @@ optionWindow::optionWindow(int deltaFontSize)
         {"Force Scalar", 0, 0, 0},
         {"Force Vector", 0, 0, 0},
         {"Force Tensor", 0, 0, 0},
-        {0}
-      };
-      view.choice[14] = new Fl_Choice
-        (L + 2 * WB, 2 * WB + 10 * BH, IW, BH);
+        {0}};
+      view.choice[14] = new Fl_Choice(L + 2 * WB, 2 * WB + 10 * BH, IW, BH);
       view.choice[14]->menu(menu_force_field_type);
       view.choice[14]->align(FL_ALIGN_RIGHT);
       view.choice[14]->callback(view_options_ok_cb);
 
-      for(int i = 0; i < 9; i++){
+      for(int i = 0; i < 9; i++) {
         int W = width - 5 * WB - IW;
         int w = W / 9;
-        view.value[70 + i] = new Fl_Value_Input
-          (L + 3 * WB + IW + i * w, 2 * WB + 10 * BH, w, BH);
+        view.value[70 + i] =
+          new Fl_Value_Input(L + 3 * WB + IW + i * w, 2 * WB + 10 * BH, w, BH);
         view.value[70 + i]->minimum(-1);
         view.value[70 + i]->maximum(9);
         view.value[70 + i]->step(1);
@@ -3225,62 +3137,59 @@ optionWindow::optionWindow(int deltaFontSize)
       o->end();
     }
     {
-      Fl_Group *o = new Fl_Group
-        (L + WB, WB + BH, width - 2 * WB, height - 2 * WB - BH, "Transfo");
+      Fl_Group *o = new Fl_Group(L + WB, WB + BH, width - 2 * WB,
+                                 height - 2 * WB - BH, "Transfo");
       o->hide();
 
-      Fl_Box *b = new Fl_Box
-        (FL_NO_BOX, L + 2 * WB, 2 * WB + 1 * BH, IW, BH, "Coordinate transformation:");
-      b->align(FL_ALIGN_INSIDE|FL_ALIGN_LEFT);
+      Fl_Box *b = new Fl_Box(FL_NO_BOX, L + 2 * WB, 2 * WB + 1 * BH, IW, BH,
+                             "Coordinate transformation:");
+      b->align(FL_ALIGN_INSIDE | FL_ALIGN_LEFT);
 
       int ss = 2 * IW / 3 / 3 + 4;
-      view.value[51] = new Fl_Value_Input
-        (L + 2 * WB       , 2 * WB + 2 * BH, ss, BH);
-      view.value[52] = new Fl_Value_Input
-        (L + 2 * WB + ss  , 2 * WB + 2 * BH, ss, BH);
-      view.value[53] = new Fl_Value_Input
-        (L + 2 * WB + 2*ss, 2 * WB + 2 * BH, ss, BH, " X");
-      view.value[40] = new inputValueFloat
-        (L + 2 * WB + IW  , 2 * WB + 2 * BH, 7*IW/10, BH);
-
-      view.value[54] = new Fl_Value_Input
-        (L + 2 * WB       , 2 * WB + 3 * BH, ss, BH);
-      view.value[55] = new Fl_Value_Input
-        (L + 2 * WB + ss  , 2 * WB + 3 * BH, ss, BH);
-      view.value[56] = new Fl_Value_Input
-        (L + 2 * WB + 2*ss, 2 * WB + 3 * BH, ss, BH, " Y +");
-      view.value[41] = new inputValueFloat
-        (L + 2 * WB + IW  , 2 * WB + 3 * BH, 7*IW/10, BH);
-
-      view.value[57] = new Fl_Value_Input
-        (L + 2 * WB       , 2 * WB + 4 * BH, ss, BH);
-      view.value[58] = new Fl_Value_Input
-        (L + 2 * WB + ss  , 2 * WB + 4 * BH, ss, BH);
-      view.value[59] = new Fl_Value_Input
-        (L + 2 * WB + 2*ss, 2 * WB + 4 * BH, ss, BH, " Z");
-      view.value[42] = new inputValueFloat
-        (L + 2 * WB + IW  , 2 * WB + 4 * BH, 7*IW/10, BH);
-
-      Fl_Box *b2 = new Fl_Box
-        (FL_NO_BOX, L + 2 * WB + 2 * IW-3*WB, 2 * WB + 1 * BH, 7*IW/10, BH, "Raise:");
-      b2->align(FL_ALIGN_INSIDE|FL_ALIGN_LEFT);
-
-      view.value[43] = new inputValueFloat
-        (L + 2 * WB + 2 * IW-3*WB, 2 * WB + 2 * BH, 7*IW/10, BH);
-      view.value[44] = new inputValueFloat
-        (L + 2 * WB + 2 * IW-3*WB, 2 * WB + 3 * BH, 7*IW/10, BH);
-      view.value[45] = new inputValueFloat
-        (L + 2 * WB + 2 * IW-3*WB, 2 * WB + 4 * BH, 7*IW/10, BH);
-
-      view.value[46] = new inputValueFloat
-        (L + 2 * WB, 2 * WB + 5 * BH, 3*ss, BH, "Normal raise");
-
-      for(int i = 40; i <= 46; i++){
+      view.value[51] = new Fl_Value_Input(L + 2 * WB, 2 * WB + 2 * BH, ss, BH);
+      view.value[52] =
+        new Fl_Value_Input(L + 2 * WB + ss, 2 * WB + 2 * BH, ss, BH);
+      view.value[53] =
+        new Fl_Value_Input(L + 2 * WB + 2 * ss, 2 * WB + 2 * BH, ss, BH, " X");
+      view.value[40] =
+        new inputValueFloat(L + 2 * WB + IW, 2 * WB + 2 * BH, 7 * IW / 10, BH);
+
+      view.value[54] = new Fl_Value_Input(L + 2 * WB, 2 * WB + 3 * BH, ss, BH);
+      view.value[55] =
+        new Fl_Value_Input(L + 2 * WB + ss, 2 * WB + 3 * BH, ss, BH);
+      view.value[56] = new Fl_Value_Input(L + 2 * WB + 2 * ss, 2 * WB + 3 * BH,
+                                          ss, BH, " Y +");
+      view.value[41] =
+        new inputValueFloat(L + 2 * WB + IW, 2 * WB + 3 * BH, 7 * IW / 10, BH);
+
+      view.value[57] = new Fl_Value_Input(L + 2 * WB, 2 * WB + 4 * BH, ss, BH);
+      view.value[58] =
+        new Fl_Value_Input(L + 2 * WB + ss, 2 * WB + 4 * BH, ss, BH);
+      view.value[59] =
+        new Fl_Value_Input(L + 2 * WB + 2 * ss, 2 * WB + 4 * BH, ss, BH, " Z");
+      view.value[42] =
+        new inputValueFloat(L + 2 * WB + IW, 2 * WB + 4 * BH, 7 * IW / 10, BH);
+
+      Fl_Box *b2 = new Fl_Box(FL_NO_BOX, L + 2 * WB + 2 * IW - 3 * WB,
+                              2 * WB + 1 * BH, 7 * IW / 10, BH, "Raise:");
+      b2->align(FL_ALIGN_INSIDE | FL_ALIGN_LEFT);
+
+      view.value[43] = new inputValueFloat(L + 2 * WB + 2 * IW - 3 * WB,
+                                           2 * WB + 2 * BH, 7 * IW / 10, BH);
+      view.value[44] = new inputValueFloat(L + 2 * WB + 2 * IW - 3 * WB,
+                                           2 * WB + 3 * BH, 7 * IW / 10, BH);
+      view.value[45] = new inputValueFloat(L + 2 * WB + 2 * IW - 3 * WB,
+                                           2 * WB + 4 * BH, 7 * IW / 10, BH);
+
+      view.value[46] = new inputValueFloat(L + 2 * WB, 2 * WB + 5 * BH, 3 * ss,
+                                           BH, "Normal raise");
+
+      for(int i = 40; i <= 46; i++) {
         view.value[i]->align(FL_ALIGN_RIGHT);
         view.value[i]->when(FL_WHEN_RELEASE);
         view.value[i]->callback(view_options_ok_cb);
       }
-      for(int i = 51; i <= 59; i++){
+      for(int i = 51; i <= 59; i++) {
         view.value[i]->minimum(-1.);
         view.value[i]->maximum(1.);
         view.value[i]->step(0.1);
@@ -3289,47 +3198,49 @@ optionWindow::optionWindow(int deltaFontSize)
         view.value[i]->callback(view_options_ok_cb);
       }
 
-      view.butt[6] = new Fl_Check_Button
-        (L + 2 * WB, 2 * WB + 6 * BH, BW, BH, "Use general transformation expressions");
+      view.butt[6] =
+        new Fl_Check_Button(L + 2 * WB, 2 * WB + 6 * BH, BW, BH,
+                            "Use general transformation expressions");
       view.butt[6]->type(FL_TOGGLE_BUTTON);
-      view.butt[6]->callback(view_options_ok_cb, (void*)"view_general_transform");
+      view.butt[6]->callback(view_options_ok_cb,
+                             (void *)"view_general_transform");
 
-      view.choice[11] = new Fl_Choice
-        (L + 2 * WB, 2 * WB + 7 * BH, IW, BH, "Data source");
+      view.choice[11] =
+        new Fl_Choice(L + 2 * WB, 2 * WB + 7 * BH, IW, BH, "Data source");
       view.choice[11]->align(FL_ALIGN_RIGHT);
       view.choice[11]->add("Self");
       view.choice[11]->callback(view_options_ok_cb);
 
-      view.value[2] = new inputValueFloat
-        (L + 2 * WB, 2 * WB + 8 * BH, IW, BH, "Factor");
+      view.value[2] =
+        new inputValueFloat(L + 2 * WB, 2 * WB + 8 * BH, IW, BH, "Factor");
       view.value[2]->align(FL_ALIGN_RIGHT);
       view.value[2]->when(FL_WHEN_RELEASE);
       view.value[2]->callback(view_options_ok_cb);
 
-      view.input[4] = new Fl_Input
-        (L + 2 * WB, 2 * WB + 9 * BH, IW, BH, "X expression");
+      view.input[4] =
+        new Fl_Input(L + 2 * WB, 2 * WB + 9 * BH, IW, BH, "X expression");
       view.input[4]->align(FL_ALIGN_RIGHT);
       view.input[4]->callback(view_options_ok_cb);
 
-      view.input[5] = new Fl_Input
-        (L + 2 * WB, 2 * WB + 10 * BH, IW, BH, "Y expression");
+      view.input[5] =
+        new Fl_Input(L + 2 * WB, 2 * WB + 10 * BH, IW, BH, "Y expression");
       view.input[5]->align(FL_ALIGN_RIGHT);
       view.input[5]->callback(view_options_ok_cb);
 
-      view.input[6] = new Fl_Input
-        (L + 2 * WB, 2 * WB + 11 * BH, IW, BH, "Z expression");
+      view.input[6] =
+        new Fl_Input(L + 2 * WB, 2 * WB + 11 * BH, IW, BH, "Z expression");
       view.input[6]->align(FL_ALIGN_RIGHT);
       view.input[6]->callback(view_options_ok_cb);
 
       o->end();
     }
     {
-      Fl_Group *o = new Fl_Group
-        (L + WB, WB + BH, width - 2 * WB, height - 2 * WB - BH, "Aspect");
+      Fl_Group *o = new Fl_Group(L + WB, WB + BH, width - 2 * WB,
+                                 height - 2 * WB - BH, "Aspect");
       o->hide();
 
-      view.value[12] = new Fl_Value_Input
-        (L + 2 * WB, 2 * WB + 1 * BH, IW, BH, "Element shrinking factor");
+      view.value[12] = new Fl_Value_Input(L + 2 * WB, 2 * WB + 1 * BH, IW, BH,
+                                          "Element shrinking factor");
       view.value[12]->minimum(0.);
       view.value[12]->step(0.01);
       view.value[12]->maximum(1.);
@@ -3337,34 +3248,34 @@ optionWindow::optionWindow(int deltaFontSize)
       view.value[12]->when(FL_WHEN_RELEASE);
       view.value[12]->callback(view_options_ok_cb);
 
-      view.choice[5] = new Fl_Choice
-        (L + 2 * WB, 2 * WB + 2 * BH, IW, BH, "Point display");
+      view.choice[5] =
+        new Fl_Choice(L + 2 * WB, 2 * WB + 2 * BH, IW, BH, "Point display");
       view.choice[5]->menu(menu_point_display_post);
       view.choice[5]->align(FL_ALIGN_RIGHT);
       view.choice[5]->callback(view_options_ok_cb);
 
-      view.value[61] = new Fl_Value_Input
-        (L + 2 * WB, 2 * WB + 3 * BH, IW, BH, "Point size");
+      view.value[61] =
+        new Fl_Value_Input(L + 2 * WB, 2 * WB + 3 * BH, IW, BH, "Point size");
       view.value[61]->minimum(0.1);
       view.value[61]->maximum(50);
       view.value[61]->step(0.1);
       view.value[61]->align(FL_ALIGN_RIGHT);
       view.value[61]->callback(view_options_ok_cb);
 
-      view.choice[6] = new Fl_Choice
-        (L + 2 * WB, 2 * WB + 4 * BH, IW, BH, "Line display");
+      view.choice[6] =
+        new Fl_Choice(L + 2 * WB, 2 * WB + 4 * BH, IW, BH, "Line display");
       view.choice[6]->menu(menu_line_display_post);
       view.choice[6]->align(FL_ALIGN_RIGHT);
       view.choice[6]->callback(view_options_ok_cb);
 
-      view.butt[26] = new Fl_Check_Button
-        (L + width - (int)(0.85*IW) - 2 * WB, 2 * WB + 4 * BH, (int)(0.85*IW), BH,
-         "Stipple in 2D");
+      view.butt[26] = new Fl_Check_Button(L + width - (int)(0.85 * IW) - 2 * WB,
+                                          2 * WB + 4 * BH, (int)(0.85 * IW), BH,
+                                          "Stipple in 2D");
       view.butt[26]->type(FL_TOGGLE_BUTTON);
       view.butt[26]->callback(view_options_ok_cb);
 
-      view.value[62] = new Fl_Value_Input
-        (L + 2 * WB, 2 * WB + 5 * BH, IW, BH, "Line width");
+      view.value[62] =
+        new Fl_Value_Input(L + 2 * WB, 2 * WB + 5 * BH, IW, BH, "Line width");
       view.value[62]->minimum(0.1);
       view.value[62]->maximum(50);
       view.value[62]->step(0.1);
@@ -3372,38 +3283,36 @@ optionWindow::optionWindow(int deltaFontSize)
       view.value[62]->callback(view_options_ok_cb);
 
       {
-        static Fl_Menu_Item menu_vectype[] = {
-          {"Line", 0, 0, 0},
-          {"Arrow", 0, 0, 0},
-          {"Pyramid", 0, 0, 0},
-          {"3D arrow", 0, 0, 0},
-          {"Displacement", 0, 0, 0},
-          {"Comet", 0, 0, 0},
-          {0}
-        };
-        view.choice[2] = new Fl_Choice
-          (L + 2 * WB, 2 * WB + 6 * BH, IW, BH, "Vector display");
+        static Fl_Menu_Item menu_vectype[] = {{"Line", 0, 0, 0},
+                                              {"Arrow", 0, 0, 0},
+                                              {"Pyramid", 0, 0, 0},
+                                              {"3D arrow", 0, 0, 0},
+                                              {"Displacement", 0, 0, 0},
+                                              {"Comet", 0, 0, 0},
+                                              {0}};
+        view.choice[2] =
+          new Fl_Choice(L + 2 * WB, 2 * WB + 6 * BH, IW, BH, "Vector display");
         view.choice[2]->menu(menu_vectype);
         view.choice[2]->align(FL_ALIGN_RIGHT);
         view.choice[2]->callback(view_options_ok_cb);
 
-        view.value[64] = new Fl_Value_Input
-          (L + 2 * WB, 2 * WB + 7 * BH, IW / 2, BH);
+        view.value[64] =
+          new Fl_Value_Input(L + 2 * WB, 2 * WB + 7 * BH, IW / 2, BH);
         view.value[64]->minimum(0);
         view.value[64]->maximum(500);
         view.value[64]->step(1);
         view.value[64]->align(FL_ALIGN_RIGHT);
         view.value[64]->callback(view_options_ok_cb);
-        view.value[60] = new Fl_Value_Input
-          (L + 2 * WB + IW / 2, 2 * WB + 7 * BH, IW / 2, BH, "Arrow size");
+        view.value[60] = new Fl_Value_Input(
+          L + 2 * WB + IW / 2, 2 * WB + 7 * BH, IW / 2, BH, "Arrow size");
         view.value[60]->minimum(0);
         view.value[60]->maximum(500);
         view.value[60]->step(1);
         view.value[60]->align(FL_ALIGN_RIGHT);
         view.value[60]->callback(view_options_ok_cb);
 
-        view.value[63] = new inputValueFloat
-          (L + 2 * WB, 2 * WB + 8 * BH, IW, BH, "Displacement factor");
+        view.value[63] = new inputValueFloat(L + 2 * WB, 2 * WB + 8 * BH, IW,
+                                             BH, "Displacement factor");
         view.value[63]->minimum(0.);
         view.value[63]->maximum(1.);
         view.value[63]->step(0.01);
@@ -3411,47 +3320,40 @@ optionWindow::optionWindow(int deltaFontSize)
         view.value[63]->when(FL_WHEN_RELEASE);
         view.value[63]->callback(view_options_ok_cb);
 
-        view.choice[10] = new Fl_Choice
-          (L + 2 * WB, 2 * WB + 9 * BH, IW, BH, "Data source for vector fields");
+        view.choice[10] = new Fl_Choice(L + 2 * WB, 2 * WB + 9 * BH, IW, BH,
+                                        "Data source for vector fields");
         view.choice[10]->align(FL_ALIGN_RIGHT);
         view.choice[10]->add("Self");
         view.choice[10]->callback(view_options_ok_cb);
       }
 
       static Fl_Menu_Item menu_glyph_loc[] = {
-        {"Barycenter", 0, 0, 0},
-        {"Node", 0, 0, 0},
-        {0}
-      };
-      view.choice[3] = new Fl_Choice
-        (L + 2 * WB, 2 * WB + 10 * BH, IW, BH, "Glyph location");
+        {"Barycenter", 0, 0, 0}, {"Node", 0, 0, 0}, {0}};
+      view.choice[3] =
+        new Fl_Choice(L + 2 * WB, 2 * WB + 10 * BH, IW, BH, "Glyph location");
       view.choice[3]->menu(menu_glyph_loc);
       view.choice[3]->align(FL_ALIGN_RIGHT);
       view.choice[3]->callback(view_options_ok_cb);
 
-      static Fl_Menu_Item menu_glyph_center[] = {
-        {"Left-aligned", 0, 0, 0},
-        {"Centered", 0, 0, 0},
-        {"Right-aligned", 0, 0, 0},
-        {0}
-      };
-      view.choice[15] = new Fl_Choice
-        (L + width - (int)(0.85*IW) - 2 * WB, 2 * WB + 10 * BH, (int)(0.85*IW), BH);
+      static Fl_Menu_Item menu_glyph_center[] = {{"Left-aligned", 0, 0, 0},
+                                                 {"Centered", 0, 0, 0},
+                                                 {"Right-aligned", 0, 0, 0},
+                                                 {0}};
+      view.choice[15] = new Fl_Choice(L + width - (int)(0.85 * IW) - 2 * WB,
+                                      2 * WB + 10 * BH, (int)(0.85 * IW), BH);
       view.choice[15]->menu(menu_glyph_center);
       view.choice[15]->callback(view_options_ok_cb);
 
-      static Fl_Menu_Item menu_tensor[] = {
-        {"Von-Mises", 0, 0, 0},
-        {"Maximum eigen value", 0, 0, 0},
-        {"Minimum eigen value", 0, 0, 0},
-        {"Eigen vectors", 0, 0, 0},
-        {"Ellipse (2d)", 0, 0, 0},
-        {"Ellipsoid", 0, 0, 0},
-        {"Frame", 0, 0, 0},
-        {0}
-      };
-      view.choice[4] = new Fl_Choice
-        (L + 2 * WB, 2 * WB + 11 * BH, IW, BH, "Tensor display");
+      static Fl_Menu_Item menu_tensor[] = {{"Von-Mises", 0, 0, 0},
+                                           {"Maximum eigen value", 0, 0, 0},
+                                           {"Minimum eigen value", 0, 0, 0},
+                                           {"Eigen vectors", 0, 0, 0},
+                                           {"Ellipse (2d)", 0, 0, 0},
+                                           {"Ellipsoid", 0, 0, 0},
+                                           {"Frame", 0, 0, 0},
+                                           {0}};
+      view.choice[4] =
+        new Fl_Choice(L + 2 * WB, 2 * WB + 11 * BH, IW, BH, "Tensor display");
       view.choice[4]->menu(menu_tensor);
       view.choice[4]->align(FL_ALIGN_RIGHT);
       view.choice[4]->callback(view_options_ok_cb);
@@ -3459,33 +3361,33 @@ optionWindow::optionWindow(int deltaFontSize)
       o->end();
     }
     {
-      Fl_Group *o = new Fl_Group
-        (L + WB, WB + BH, width - 2 * WB, height - 2 * WB - BH, "Color");
+      Fl_Group *o = new Fl_Group(L + WB, WB + BH, width - 2 * WB,
+                                 height - 2 * WB - BH, "Color");
       o->hide();
 
-      view.butt[11] = new Fl_Check_Button
-        (L + 2 * WB, 2 * WB + 1 * BH, BW, BH, "Enable lighting");
+      view.butt[11] = new Fl_Check_Button(L + 2 * WB, 2 * WB + 1 * BH, BW, BH,
+                                          "Enable lighting");
       view.butt[11]->tooltip("(Alt+w)");
       view.butt[11]->type(FL_TOGGLE_BUTTON);
-      view.butt[11]->callback(view_options_ok_cb, (void*)"view_light");
+      view.butt[11]->callback(view_options_ok_cb, (void *)"view_light");
 
-      view.butt[8] = new Fl_Check_Button
-        (L + 2 * WB, 2 * WB + 2 * BH, BW, BH, "Enable lighting of lines");
+      view.butt[8] = new Fl_Check_Button(L + 2 * WB, 2 * WB + 2 * BH, BW, BH,
+                                         "Enable lighting of lines");
       view.butt[8]->type(FL_TOGGLE_BUTTON);
       view.butt[8]->callback(view_options_ok_cb);
 
-      view.butt[9] = new Fl_Check_Button
-        (L + 2 * WB, 2 * WB + 3 * BH, BW, BH, "Use two-side lighting");
+      view.butt[9] = new Fl_Check_Button(L + 2 * WB, 2 * WB + 3 * BH, BW, BH,
+                                         "Use two-side lighting");
       view.butt[9]->type(FL_TOGGLE_BUTTON);
       view.butt[9]->callback(view_options_ok_cb);
 
-      view.butt[12] = new Fl_Check_Button
-        (L + 2 * WB, 2 * WB + 4 * BH, BW, BH, "Smooth normals");
+      view.butt[12] = new Fl_Check_Button(L + 2 * WB, 2 * WB + 4 * BH, BW, BH,
+                                          "Smooth normals");
       view.butt[12]->type(FL_TOGGLE_BUTTON);
       view.butt[12]->callback(view_options_ok_cb);
 
-      view.value[10] = new Fl_Value_Input
-        (L + 2 * WB, 2 * WB + 5 * BH, IW, BH, "Smoothing threshold angle");
+      view.value[10] = new Fl_Value_Input(L + 2 * WB, 2 * WB + 5 * BH, IW, BH,
+                                          "Smoothing threshold angle");
       view.value[10]->minimum(0.);
       view.value[10]->step(1.);
       view.value[10]->maximum(180.);
@@ -3493,18 +3395,19 @@ optionWindow::optionWindow(int deltaFontSize)
       view.value[10]->when(FL_WHEN_RELEASE);
       view.value[10]->callback(view_options_ok_cb);
 
-      view.butt[24] = new Fl_Check_Button
-        (L + 2 * WB, 2 * WB + 6 * BH, BW, BH, "Use fake transparency mode");
+      view.butt[24] = new Fl_Check_Button(L + 2 * WB, 2 * WB + 6 * BH, BW, BH,
+                                          "Use fake transparency mode");
       view.butt[24]->type(FL_TOGGLE_BUTTON);
       view.butt[24]->callback(view_options_ok_cb);
 
-      Fl_Scroll *s = new Fl_Scroll
-        (L + 2 * WB, 3 * WB + 7 * BH, IW + 20, height - 5 * WB - 7 * BH);
+      Fl_Scroll *s = new Fl_Scroll(L + 2 * WB, 3 * WB + 7 * BH, IW + 20,
+                                   height - 5 * WB - 7 * BH);
       int i = 0;
       while(ViewOptions_Color[i].str) {
-        view.color[i] = new Fl_Button
-          (L + 2 * WB, 3 * WB + (7 + i) * BH, IW, BH, ViewOptions_Color[i].str);
-        view.color[i]->callback(view_color_cb, (void *)ViewOptions_Color[i].function);
+        view.color[i] = new Fl_Button(L + 2 * WB, 3 * WB + (7 + i) * BH, IW, BH,
+                                      ViewOptions_Color[i].str);
+        view.color[i]->callback(view_color_cb,
+                                (void *)ViewOptions_Color[i].function);
         i++;
       }
       s->end();
@@ -3512,13 +3415,13 @@ optionWindow::optionWindow(int deltaFontSize)
       o->end();
     }
     {
-      Fl_Group *o = new Fl_Group
-        (L + WB, WB + BH, width - 2 * WB, height - 2 * WB - BH, "Map");
-      //o->label("@-1gmsh_colormap");
+      Fl_Group *o = new Fl_Group(L + WB, WB + BH, width - 2 * WB,
+                                 height - 2 * WB - BH, "Map");
+      // o->label("@-1gmsh_colormap");
       o->hide();
 
-      view.colorbar = new colorbarWindow
-        (L + 2 * WB, 2 * WB + BH, width - 4 * WB, height - 4 * WB - BH);
+      view.colorbar = new colorbarWindow(L + 2 * WB, 2 * WB + BH,
+                                         width - 4 * WB, height - 4 * WB - BH);
       view.colorbar->end();
       view.colorbar->callback(view_options_ok_cb);
 
@@ -3528,13 +3431,15 @@ optionWindow::optionWindow(int deltaFontSize)
   }
   view.group->end();
 
-  win->position(CTX::instance()->optPosition[0], CTX::instance()->optPosition[1]);
+  win->position(CTX::instance()->optPosition[0],
+                CTX::instance()->optPosition[1]);
   win->end();
 
   FL_NORMAL_SIZE += deltaFontSize;
 }
 
-void optionWindow::showGroup(int num, bool showWindow, bool allowMultipleSelections)
+void optionWindow::showGroup(int num, bool showWindow,
+                             bool allowMultipleSelections)
 {
   general.group->hide();
   geo.group->hide();
@@ -3543,28 +3448,42 @@ void optionWindow::showGroup(int num, bool showWindow, bool allowMultipleSelecti
   post.group->hide();
   view.group->hide();
 
-  if(num > 5 && allowMultipleSelections){
+  if(num > 5 && allowMultipleSelections) {
     for(int i = 1; i <= 5; i++) browser->select(i, 0);
   }
-  else{
+  else {
     browser->deselect();
   }
   browser->select(num, 1);
-  switch(num){
-  case 0: case 1: win->label("Options - General"); general.group->show(); break;
-  case 2: win->label("Options - Geometry"); geo.group->show(); break;
-  case 3: win->label("Options - Mesh"); mesh.group->show(); break;
-  case 4: win->label("Options - Solver"); solver.group->show(); break;
-  case 5: win->label("Options - Post-pro"); post.group->show(); break;
-  default:
-    {
-      updateViewGroup(num - 6);
-      static char str[128];
-      sprintf(str, "Options - View [%d]", num - 6);
-      win->label(str);
-      view.group->show();
-    }
+  switch(num) {
+  case 0:
+  case 1:
+    win->label("Options - General");
+    general.group->show();
+    break;
+  case 2:
+    win->label("Options - Geometry");
+    geo.group->show();
     break;
+  case 3:
+    win->label("Options - Mesh");
+    mesh.group->show();
+    break;
+  case 4:
+    win->label("Options - Solver");
+    solver.group->show();
+    break;
+  case 5:
+    win->label("Options - Post-pro");
+    post.group->show();
+    break;
+  default: {
+    updateViewGroup(num - 6);
+    static char str[128];
+    sprintf(str, "Options - View [%d]", num - 6);
+    win->label(str);
+    view.group->show();
+  } break;
   }
   if(showWindow) win->show();
 }
@@ -3578,7 +3497,7 @@ void optionWindow::resetBrowser()
   browser->add("Mesh");
   browser->add("Solver");
   browser->add("Post-pro");
-  for(unsigned int i = 0; i < PView::list.size(); i++){
+  for(unsigned int i = 0; i < PView::list.size(); i++) {
     char str[128];
     sprintf(str, "View [%d]", i);
     browser->add(str);
@@ -3599,7 +3518,7 @@ void optionWindow::resetExternalViewList()
     view.choice[10]->add(str, 0, NULL);
     view.choice[11]->add(str, 0, NULL);
   }
-  if(view.index >= 0 && view.index < (int)PView::list.size()){
+  if(view.index >= 0 && view.index < (int)PView::list.size()) {
     opt_view_external_view(view.index, GMSH_GUI, 0);
     opt_view_gen_raise_view(view.index, GMSH_GUI, 0);
   }
@@ -3630,13 +3549,13 @@ void optionWindow::updateViewGroup(int index)
   opt_view_max_recursion_level(index, GMSH_GUI, 0);
   opt_view_target_error(index, GMSH_GUI, 0);
 
-  if(data->getNumPoints() || data->getNumLines()){
-    ((Fl_Menu_Item*)view.choice[13]->menu())[1].activate();
-    ((Fl_Menu_Item*)view.choice[13]->menu())[2].activate();
+  if(data->getNumPoints() || data->getNumLines()) {
+    ((Fl_Menu_Item *)view.choice[13]->menu())[1].activate();
+    ((Fl_Menu_Item *)view.choice[13]->menu())[2].activate();
   }
   else {
-    ((Fl_Menu_Item*)view.choice[13]->menu())[1].deactivate();
-    ((Fl_Menu_Item*)view.choice[13]->menu())[2].deactivate();
+    ((Fl_Menu_Item *)view.choice[13]->menu())[1].deactivate();
+    ((Fl_Menu_Item *)view.choice[13]->menu())[2].deactivate();
   }
 
   opt_view_auto_position(index, GMSH_GUI, 0);
@@ -3663,7 +3582,7 @@ void optionWindow::updateViewGroup(int index)
   opt_view_axes_ymax(index, GMSH_GUI, 0);
   opt_view_axes_zmin(index, GMSH_GUI, 0);
   opt_view_axes_zmax(index, GMSH_GUI, 0);
-  for(int i = 13; i <= 18; i++){
+  for(int i = 13; i <= 18; i++) {
     view.value[i]->step(CTX::instance()->lc / 200., 1);
     view.value[i]->minimum(-CTX::instance()->lc);
     view.value[i]->maximum(CTX::instance()->lc);
@@ -3671,11 +3590,11 @@ void optionWindow::updateViewGroup(int index)
 
   if(data->getNumElements()) {
     view.range->activate();
-    ((Fl_Menu_Item*)view.choice[13]->menu())[0].activate();
+    ((Fl_Menu_Item *)view.choice[13]->menu())[0].activate();
   }
   else {
     view.range->deactivate();
-    ((Fl_Menu_Item*)view.choice[13]->menu())[0].deactivate();
+    ((Fl_Menu_Item *)view.choice[13]->menu())[0].deactivate();
   }
   opt_view_show_element(index, GMSH_GUI, 0);
   opt_view_draw_skin_only(index, GMSH_GUI, 0);
@@ -3807,8 +3726,8 @@ void optionWindow::updateViewGroup(int index)
   opt_view_color_text3d(index, GMSH_GUI, 0);
   opt_view_color_axes(index, GMSH_GUI, 0);
 
-  view.colorbar->update(data->getName().c_str(), data->getMin(),
-                        data->getMax(), &opt->colorTable, &v->getChanged());
+  view.colorbar->update(data->getName().c_str(), data->getMin(), data->getMax(),
+                        &opt->colorTable, &v->getChanged());
 }
 
 void optionWindow::activate(const char *what)
@@ -3817,21 +3736,20 @@ void optionWindow::activate(const char *what)
 
   // activate/deactivate parts of the option window depending on the
   // user's choices (or the option settings)
-  if(!strcmp(what, "fast_redraw")){
-    if(general.butt[2]->value()){
+  if(!strcmp(what, "fast_redraw")) {
+    if(general.butt[2]->value()) {
       browser->resize(browser->x(), browser->y(), browser->w(),
                       win->h() - 2 * WB - BH);
       redraw->show();
       win->redraw();
     }
-    else{
-      browser->resize(browser->x(), browser->y(), browser->w(),
-                      win->h());
+    else {
+      browser->resize(browser->x(), browser->y(), browser->w(), win->h());
       redraw->hide();
       win->redraw();
     }
   }
-  else if(!strcmp(what, "rotation_center")){
+  else if(!strcmp(what, "rotation_center")) {
     if(general.butt[15]->value()) {
       general.push[0]->deactivate();
       general.value[8]->deactivate();
@@ -3845,8 +3763,8 @@ void optionWindow::activate(const char *what)
       general.value[10]->activate();
     }
   }
-  else if(!strcmp(what, "general_axes")){
-    if(general.choice[4]->value()){
+  else if(!strcmp(what, "general_axes")) {
+    if(general.choice[4]->value()) {
       general.value[17]->activate();
       general.value[18]->activate();
       general.value[19]->activate();
@@ -3857,7 +3775,7 @@ void optionWindow::activate(const char *what)
       general.input[7]->activate();
       general.input[8]->activate();
     }
-    else{
+    else {
       general.value[17]->deactivate();
       general.value[18]->deactivate();
       general.value[19]->deactivate();
@@ -3869,8 +3787,8 @@ void optionWindow::activate(const char *what)
       general.input[8]->deactivate();
     }
   }
-  else if(!strcmp(what, "general_axes_auto")){
-    if(general.butt[0]->value()){
+  else if(!strcmp(what, "general_axes_auto")) {
+    if(general.butt[0]->value()) {
       general.value[20]->deactivate();
       general.value[21]->deactivate();
       general.value[22]->deactivate();
@@ -3878,7 +3796,7 @@ void optionWindow::activate(const char *what)
       general.value[24]->deactivate();
       general.value[25]->deactivate();
     }
-    else{
+    else {
       general.value[20]->activate();
       general.value[21]->activate();
       general.value[22]->activate();
@@ -3887,55 +3805,52 @@ void optionWindow::activate(const char *what)
       general.value[25]->activate();
     }
   }
-  else if(!strcmp(what, "general_small_axes")){
-    if(general.butt[1]->value()){
+  else if(!strcmp(what, "general_small_axes")) {
+    if(general.butt[1]->value()) {
       general.value[26]->activate();
       general.value[27]->activate();
     }
-    else{
+    else {
       general.value[26]->deactivate();
       general.value[27]->deactivate();
     }
   }
-  else if(!strcmp(what, "general_camera")){
-    if(general.butt[19]->value()){
+  else if(!strcmp(what, "general_camera")) {
+    if(general.butt[19]->value()) {
       if(CTX::instance()->gamepad && CTX::instance()->gamepad->active)
         general.gamepadconfig->activate();
     }
-    else{
+    else {
       general.gamepadconfig->deactivate();
     }
 
-    if(general.butt[17]->value()==0){
+    if(general.butt[17]->value() == 0) {
       general.value[29]->deactivate();
     }
-    else{
+    else {
       general.value[29]->activate();
     }
 
-    if(general.butt[18]->value()==0 ){
+    if(general.butt[18]->value() == 0) {
       general.value[30]->deactivate();
       general.value[31]->deactivate();
     }
-    else{
+    else {
       general.value[30]->activate();
       general.value[31]->activate();
     }
-
   }
 
-  else if(!strcmp(what, "geo_transform")){
-    if(geo.choice[3]->value() == 1){
-      for(int i = 7; i <= 18; i++)
-        geo.value[i]->activate();
+  else if(!strcmp(what, "geo_transform")) {
+    if(geo.choice[3]->value() == 1) {
+      for(int i = 7; i <= 18; i++) geo.value[i]->activate();
     }
-    else{
-      for(int i = 7; i <= 18; i++)
-        geo.value[i]->deactivate();
+    else {
+      for(int i = 7; i <= 18; i++) geo.value[i]->deactivate();
     }
   }
-  else if(!strcmp(what, "custom_range")){
-    if(view.choice[7]->value() == 1){
+  else if(!strcmp(what, "custom_range")) {
+    if(view.choice[7]->value() == 1) {
       view.value[31]->activate();
       view.value[32]->activate();
       view.push[1]->activate();
@@ -3950,15 +3865,15 @@ void optionWindow::activate(const char *what)
       view.butt[38]->deactivate();
     }
   }
-  else if(!strcmp(what, "view_adaptive")){
-    if(view.butt[0]->value()){
+  else if(!strcmp(what, "view_adaptive")) {
+    if(view.butt[0]->value()) {
       view.push[5]->activate();
       view.push[6]->activate();
       view.value[33]->activate();
       view.value[34]->activate();
       view.label[1]->activate();
     }
-    else{
+    else {
       view.push[5]->deactivate();
       view.push[6]->deactivate();
       view.value[33]->deactivate();
@@ -3966,15 +3881,15 @@ void optionWindow::activate(const char *what)
       view.label[1]->deactivate();
     }
   }
-  else if(!strcmp(what, "view_general_transform")){
-    if(view.butt[6]->value()){
+  else if(!strcmp(what, "view_general_transform")) {
+    if(view.butt[6]->value()) {
       view.choice[11]->activate();
       view.value[2]->activate();
       view.input[4]->activate();
       view.input[5]->activate();
       view.input[6]->activate();
     }
-    else{
+    else {
       view.choice[11]->deactivate();
       view.value[2]->deactivate();
       view.input[4]->deactivate();
@@ -3982,36 +3897,36 @@ void optionWindow::activate(const char *what)
       view.input[6]->deactivate();
     }
   }
-  else if(!strcmp(what, "mesh_light")){
-    if(mesh.butt[17]->value()){
+  else if(!strcmp(what, "mesh_light")) {
+    if(mesh.butt[17]->value()) {
       mesh.butt[18]->activate();
       mesh.butt[19]->activate();
       mesh.choice[10]->activate();
       mesh.value[18]->activate();
     }
-    else{
+    else {
       mesh.butt[18]->deactivate();
       mesh.butt[19]->deactivate();
       mesh.choice[10]->deactivate();
       mesh.value[18]->deactivate();
     }
   }
-  else if(!strcmp(what, "view_light")){
-    if(view.butt[11]->value()){
+  else if(!strcmp(what, "view_light")) {
+    if(view.butt[11]->value()) {
       view.butt[8]->activate();
       view.butt[9]->activate();
       view.butt[12]->activate();
       view.value[10]->activate();
     }
-    else{
+    else {
       view.butt[8]->deactivate();
       view.butt[9]->deactivate();
       view.butt[12]->deactivate();
       view.value[10]->deactivate();
     }
   }
-  else if(!strcmp(what, "view_axes")){
-    if(view.choice[8]->value()){
+  else if(!strcmp(what, "view_axes")) {
+    if(view.choice[8]->value()) {
       view.value[3]->activate();
       view.value[4]->activate();
       view.value[5]->activate();
@@ -4022,7 +3937,7 @@ void optionWindow::activate(const char *what)
       view.input[11]->activate();
       view.input[12]->activate();
     }
-    else{
+    else {
       view.value[3]->deactivate();
       view.value[4]->deactivate();
       view.value[5]->deactivate();
@@ -4034,8 +3949,8 @@ void optionWindow::activate(const char *what)
       view.input[12]->deactivate();
     }
   }
-  else if(!strcmp(what, "view_axes_auto_3d")){
-    if(view.butt[25]->value()){
+  else if(!strcmp(what, "view_axes_auto_3d")) {
+    if(view.butt[25]->value()) {
       view.value[13]->deactivate();
       view.value[14]->deactivate();
       view.value[15]->deactivate();
@@ -4043,7 +3958,7 @@ void optionWindow::activate(const char *what)
       view.value[17]->deactivate();
       view.value[18]->deactivate();
     }
-    else{
+    else {
       view.value[13]->activate();
       view.value[14]->activate();
       view.value[15]->activate();
@@ -4052,14 +3967,14 @@ void optionWindow::activate(const char *what)
       view.value[18]->activate();
     }
   }
-  else if(!strcmp(what, "view_axes_auto_2d")){
-    if(view.choice[16]->value() == 0 || view.choice[16]->value() == 12){
+  else if(!strcmp(what, "view_axes_auto_2d")) {
+    if(view.choice[16]->value() == 0 || view.choice[16]->value() == 12) {
       view.value[20]->activate();
       view.value[21]->activate();
       view.value[22]->activate();
       view.value[23]->activate();
     }
-    else{
+    else {
       view.value[20]->deactivate();
       view.value[21]->deactivate();
       view.value[22]->deactivate();
diff --git a/Fltk/optionWindow.h b/Fltk/optionWindow.h
index 02c1d2cadf7a2103070c6e8ff0b5e5e9555884bd..38c4bc6d2afd747397905de59366ae8dfd0133ea 100644
--- a/Fltk/optionWindow.h
+++ b/Fltk/optionWindow.h
@@ -25,13 +25,13 @@
 #define NUM_FONTS 15
 extern Fl_Menu_Item menu_font_names[];
 
-class optionWindow{
- public:
+class optionWindow {
+public:
   Fl_Window *win;
   Fl_Multi_Browser *browser;
   Fl_Return_Button *redraw;
 
-  struct{
+  struct {
     Fl_Group *group;
 #if defined(HAVE_VISUDEV)
     Fl_Check_Button *butt[23];
@@ -46,14 +46,14 @@ class optionWindow{
     Fl_Button *gamepadconfig;
     spherePositionWidget *sphere;
   } general;
-  struct{
+  struct {
     Fl_Group *group;
     Fl_Check_Button *butt[20];
     Fl_Value_Input *value[25];
     Fl_Button *color[50];
     Fl_Choice *choice[20];
   } geo;
-  struct{
+  struct {
     Fl_Group *group;
     Fl_Check_Button *butt[50];
     Fl_Return_Button *retbutt[50];
@@ -63,19 +63,19 @@ class optionWindow{
     Fl_Choice *choice[20];
     Fl_Menu_Button *menu;
   } mesh;
-  struct{
+  struct {
     Fl_Group *group;
     Fl_Check_Button *butt[20];
     Fl_Value_Input *value[20];
     Fl_Input *input[20];
   } solver;
-  struct{
+  struct {
     Fl_Group *group;
     Fl_Check_Button *butt[20];
     Fl_Value_Input *value[20];
     Fl_Choice *choice[20];
   } post;
-  struct{
+  struct {
     int index;
     Fl_Group *group, *range;
     Fl_Check_Button *butt[100];
@@ -90,11 +90,11 @@ class optionWindow{
     Fl_Menu_Button *menu[2];
   } view;
 
- public:
-  optionWindow(int deltaFontSize=0);
-  gamepadWindow* gmpdoption ;
-  void showGroup(int num, bool showWindow=true,
-                 bool allowMultipleSelections=false);
+public:
+  optionWindow(int deltaFontSize = 0);
+  gamepadWindow *gmpdoption;
+  void showGroup(int num, bool showWindow = true,
+                 bool allowMultipleSelections = false);
   void resetBrowser();
   void resetExternalViewList();
   void updateViewGroup(int index);
diff --git a/Fltk/outputRange.h b/Fltk/outputRange.h
index b3dfc2821a1feb0201fef406b3fe5e42e8c33492..315f52d24568d4b97d037ccf75a8de89bca46f77 100644
--- a/Fltk/outputRange.h
+++ b/Fltk/outputRange.h
@@ -16,35 +16,34 @@
 #include <FL/Fl_Menu_Button.H>
 
 class outputRange : public Fl_Group {
- private:
+private:
   Fl_Output *_output;
   Fl_Button *_graph_butt;
   Fl_Menu_Button *_graph_menu;
   std::string _graph_val;
-  void _set_graph_value(const std::string &val, bool update_menu=true)
+  void _set_graph_value(const std::string &val, bool update_menu = true)
   {
     _graph_val = val;
     _graph_val.resize(36, '0');
-    if(update_menu){
-      int index[36] = {1, 2, 3, 4,      7, 8, 9, 10,
-                       13, 14, 15, 16,  19, 20, 21, 22,
-                       25, 26, 27, 28,  31, 32, 33, 34,
-                       37, 38, 39, 40,  43, 44, 45, 46,
-                       49, 50, 51, 52};
-      for(int i = 0; i < 36; i++){
+    if(update_menu) {
+      int index[36] = {1,  2,  3,  4,  7,  8,  9,  10, 13, 14, 15, 16,
+                       19, 20, 21, 22, 25, 26, 27, 28, 31, 32, 33, 34,
+                       37, 38, 39, 40, 43, 44, 45, 46, 49, 50, 51, 52};
+      for(int i = 0; i < 36; i++) {
         if(_graph_val[i] != '0')
-          ((Fl_Menu_Item*)_graph_menu->menu())[index[i]].set();
+          ((Fl_Menu_Item *)_graph_menu->menu())[index[i]].set();
         else
-          ((Fl_Menu_Item*)_graph_menu->menu())[index[i]].clear();
+          ((Fl_Menu_Item *)_graph_menu->menu())[index[i]].clear();
       }
     }
     bool yellow = false;
-    for(int i = 0; i < 36; i++) if(_graph_val[i] != '0') yellow = true;
-    if(yellow){
+    for(int i = 0; i < 36; i++)
+      if(_graph_val[i] != '0') yellow = true;
+    if(yellow) {
       _graph_butt->value(1);
       _graph_butt->selection_color(FL_YELLOW);
     }
-    else{
+    else {
       _graph_butt->value(0);
       _graph_butt->selection_color(_graph_butt->color());
     }
@@ -52,15 +51,13 @@ class outputRange : public Fl_Group {
   }
   static void _graph_menu_cb(Fl_Widget *w, void *data)
   {
-    outputRange *b = (outputRange*)data;
+    outputRange *b = (outputRange *)data;
     std::string v;
     v.resize(36, '0');
-    int index[36] = {1, 2, 3, 4,      7, 8, 9, 10,
-                     13, 14, 15, 16,  19, 20, 21, 22,
-                     25, 26, 27, 28,  31, 32, 33, 34,
-                     37, 38, 39, 40,  43, 44, 45, 46,
-                     49, 50, 51, 52};
-    for(int i = 0; i < 36; i++){
+    int index[36] = {1,  2,  3,  4,  7,  8,  9,  10, 13, 14, 15, 16,
+                     19, 20, 21, 22, 25, 26, 27, 28, 31, 32, 33, 34,
+                     37, 38, 39, 40, 43, 44, 45, 46, 49, 50, 51, 52};
+    for(int i = 0; i < 36; i++) {
       // 1=iso, 2=continuous, 3=discrete, 4=numeric
       v[i] = b->_graph_menu->menu()[index[i]].value() ? '3' : '0';
     }
@@ -69,15 +66,16 @@ class outputRange : public Fl_Group {
   }
   static void _graph_menu_reset_cb(Fl_Widget *w, void *data)
   {
-    outputRange *b = (outputRange*)data;
+    outputRange *b = (outputRange *)data;
     std::string v;
     v.resize(36, '0');
     b->_set_graph_value(v.c_str());
     b->do_callback();
   }
- public:
-  outputRange(int x, int y, int w, int h, const char *l=0)
-    : Fl_Group(x,y,w,h,l)
+
+public:
+  outputRange(int x, int y, int w, int h, const char *l = 0)
+    : Fl_Group(x, y, w, h, l)
   {
     _graph_val.resize(36, '0');
 
@@ -103,12 +101,18 @@ class outputRange : public Fl_Group {
     _graph_menu->add("Top Right/Y ' ", 0, _graph_menu_cb, this, FL_MENU_TOGGLE);
     _graph_menu->add("Bottom Left/X ", 0, _graph_menu_cb, this, FL_MENU_TOGGLE);
     _graph_menu->add("Bottom Left/Y ", 0, _graph_menu_cb, this, FL_MENU_TOGGLE);
-    _graph_menu->add("Bottom Left/X ' ", 0, _graph_menu_cb, this, FL_MENU_TOGGLE);
-    _graph_menu->add("Bottom Left/Y ' ", 0, _graph_menu_cb, this, FL_MENU_TOGGLE);
-    _graph_menu->add("Bottom Right/X ", 0, _graph_menu_cb, this, FL_MENU_TOGGLE);
-    _graph_menu->add("Bottom Right/Y ", 0, _graph_menu_cb, this, FL_MENU_TOGGLE);
-    _graph_menu->add("Bottom Right/X ' ", 0, _graph_menu_cb, this, FL_MENU_TOGGLE);
-    _graph_menu->add("Bottom Right/Y ' ", 0, _graph_menu_cb, this, FL_MENU_TOGGLE);
+    _graph_menu->add("Bottom Left/X ' ", 0, _graph_menu_cb, this,
+                     FL_MENU_TOGGLE);
+    _graph_menu->add("Bottom Left/Y ' ", 0, _graph_menu_cb, this,
+                     FL_MENU_TOGGLE);
+    _graph_menu->add("Bottom Right/X ", 0, _graph_menu_cb, this,
+                     FL_MENU_TOGGLE);
+    _graph_menu->add("Bottom Right/Y ", 0, _graph_menu_cb, this,
+                     FL_MENU_TOGGLE);
+    _graph_menu->add("Bottom Right/X ' ", 0, _graph_menu_cb, this,
+                     FL_MENU_TOGGLE);
+    _graph_menu->add("Bottom Right/Y ' ", 0, _graph_menu_cb, this,
+                     FL_MENU_TOGGLE);
     _graph_menu->add("Top/X ", 0, _graph_menu_cb, this, FL_MENU_TOGGLE);
     _graph_menu->add("Top/Y ", 0, _graph_menu_cb, this, FL_MENU_TOGGLE);
     _graph_menu->add("Top/X ' ", 0, _graph_menu_cb, this, FL_MENU_TOGGLE);
@@ -140,8 +144,8 @@ class outputRange : public Fl_Group {
     sprintf(tmp, "%g", val);
     _output->value(tmp);
   }
-  void graph(const std::string &val){ _set_graph_value(val); }
-  std::string graph(){ return _graph_val; }
+  void graph(const std::string &val) { _set_graph_value(val); }
+  std::string graph() { return _graph_val; }
   void color(int col)
   {
     _output->color(col);
diff --git a/Fltk/paletteWindow.h b/Fltk/paletteWindow.h
index 4a0fc4fb256c68a11ef9188beaebbe916408e548..b5edd69fa6d27a9df97c751d2b533fe54803d10b 100644
--- a/Fltk/paletteWindow.h
+++ b/Fltk/paletteWindow.h
@@ -12,23 +12,23 @@
 // Derive special windows from Fl_Double_Window to correctly process
 // the OS-specific shorcuts (Esc & Cmd-w on Mac, Alt+F4 on Windows)
 class paletteWindow : public Fl_Double_Window {
- public:
-  paletteWindow(int w, int h, bool nonModal, const char *l=0)
+public:
+  paletteWindow(int w, int h, bool nonModal, const char *l = 0)
     : Fl_Double_Window(w, h, l)
   {
     if(nonModal) set_non_modal();
   }
   virtual int handle(int event)
   {
-    switch (event) {
+    switch(event) {
     case FL_SHORTCUT:
     case FL_KEYBOARD:
 #if defined(__APPLE__)
-      if(Fl::test_shortcut(FL_META+'w') || Fl::test_shortcut(FL_Escape)){
+      if(Fl::test_shortcut(FL_META + 'w') || Fl::test_shortcut(FL_Escape)) {
 #elif defined(WIN32)
-      if(Fl::test_shortcut(FL_ALT+FL_F+4) || Fl::test_shortcut(FL_Escape)){
+      if(Fl::test_shortcut(FL_ALT + FL_F + 4) || Fl::test_shortcut(FL_Escape)) {
 #else
-      if(Fl::test_shortcut(FL_CTRL+'w') || Fl::test_shortcut(FL_Escape)){
+      if(Fl::test_shortcut(FL_CTRL + 'w') || Fl::test_shortcut(FL_Escape)) {
 #endif
         do_callback();
         return 1;
diff --git a/Fltk/partitionDialog.cpp b/Fltk/partitionDialog.cpp
index 6f5b700332eb89e7044f105cebf4e793c8f152fd..5a12a17e8419430b289e9873ddb49b9c587a92e1 100644
--- a/Fltk/partitionDialog.cpp
+++ b/Fltk/partitionDialog.cpp
@@ -42,8 +42,7 @@ void partition_opt_booleans_cb(Fl_Widget *widget, void *data);
 void partition_select_groups_cb(Fl_Widget *widget, void *data);
 
 // Pointers to required widgets
-struct PartitionDialog
-{
+struct PartitionDialog {
   Fl_Window *window;
   // Group 0
   Fl_Choice *choicePartitioner;
@@ -68,7 +67,8 @@ struct PartitionDialog
   void write_all_options()
   {
     // Group 0
-    CTX::instance()->mesh.numPartitions = static_cast<int>(inputNumPartition->value());
+    CTX::instance()->mesh.numPartitions =
+      static_cast<int>(inputNumPartition->value());
     CTX::instance()->mesh.partitionCreateGhostCells = setGhostCells->value();
     CTX::instance()->mesh.partitionCreateTopology = setTopology->value();
     CTX::instance()->mesh.partitionCreatePhysicals = setPhysical->value();
@@ -78,7 +78,8 @@ struct PartitionDialog
 
     // Group 2
     CTX::instance()->mesh.metisEdgeMatching = choiceEdgeMatch->value() + 1;
-    CTX::instance()->mesh.metisRefinementAlgorithm = choiceRefineAlg->value() + 1;
+    CTX::instance()->mesh.metisRefinementAlgorithm =
+      choiceRefineAlg->value() + 1;
 
     CTX::instance()->mesh.partitionTriWeight = (int)inputTriWeight->value();
     CTX::instance()->mesh.partitionQuaWeight = (int)inputQuaWeight->value();
@@ -86,7 +87,6 @@ struct PartitionDialog
     CTX::instance()->mesh.partitionPriWeight = (int)inputPriWeight->value();
     CTX::instance()->mesh.partitionPyrWeight = (int)inputPyrWeight->value();
     CTX::instance()->mesh.partitionHexWeight = (int)inputHexWeight->value();
-
   }
   void read_all_options()
   {
@@ -118,35 +118,36 @@ struct PartitionDialog
 // Match several locations that provide a partition number
 void partition_opt_num_partitions_cb(Fl_Widget *widget, void *data)
 {
-  PartitionDialog *dlg = static_cast<PartitionDialog*>(data);
+  PartitionDialog *dlg = static_cast<PartitionDialog *>(data);
   unsigned val = 0;
-  if(widget == dlg->inputNumPartition){
+  if(widget == dlg->inputNumPartition) {
     val = static_cast<unsigned>(dlg->inputNumPartition->value());
   }
 
-  dlg->choiceMetisAlg->value((val <= 8) ? 0: 1);
+  dlg->choiceMetisAlg->value((val <= 8) ? 0 : 1);
 }
 
 void partition_defaults_cb(Fl_Widget *widget, void *data)
 {
-  PartitionDialog *dlg = static_cast<PartitionDialog*>(data);
+  PartitionDialog *dlg = static_cast<PartitionDialog *>(data);
   dlg->read_all_options();
   partition_select_groups_cb(dlg->choicePartitioner, data);
 }
 
 void partition_partition_cb(Fl_Widget *widget, void *data)
 {
-  PartitionDialog *dlg = static_cast<PartitionDialog*>(data);
+  PartitionDialog *dlg = static_cast<PartitionDialog *>(data);
 
   // Write all options
   dlg->write_all_options();
 
   // Partition the mesh
-  int ier = GModel::current()->partitionMesh(CTX::instance()->mesh.numPartitions);
+  int ier =
+    GModel::current()->partitionMesh(CTX::instance()->mesh.numPartitions);
 
   // Update the screen
-  if(!ier){
-    opt_mesh_zone_definition(0, GMSH_SET, 2.);  // Define zone by partition
+  if(!ier) {
+    opt_mesh_zone_definition(0, GMSH_SET, 2.); // Define zone by partition
     opt_mesh_color_carousel(0, GMSH_SET | GMSH_GUI, 3.);
     CTX::instance()->mesh.changed = ENT_ALL;
     FlGui::instance()->resetVisibility();
@@ -156,7 +157,7 @@ void partition_partition_cb(Fl_Widget *widget, void *data)
 
 void partition_cancel_cb(Fl_Widget *widget, void *data)
 {
-  PartitionDialog *dlg = static_cast<PartitionDialog*>(data);
+  PartitionDialog *dlg = static_cast<PartitionDialog *>(data);
   dlg->window->hide();
   Fl::delete_widget(dlg->window);
 }
@@ -164,12 +165,13 @@ void partition_cancel_cb(Fl_Widget *widget, void *data)
 // Select groups to display
 void partition_select_groups_cb(Fl_Widget *widget, void *data)
 {
-  PartitionDialog *dlg = static_cast<PartitionDialog*>(data);
+  PartitionDialog *dlg = static_cast<PartitionDialog *>(data);
   // If this callback was made by the "Advanced" toggle buttons, set the label
 
-  if(dlg->toggleButtonAdvMetis == widget){
-    dlg->toggleButtonAdvMetis->label
-      ((dlg->toggleButtonAdvMetis->value()) ? "Advanced @-28->" : "Advanced @-22->");
+  if(dlg->toggleButtonAdvMetis == widget) {
+    dlg->toggleButtonAdvMetis->label((dlg->toggleButtonAdvMetis->value()) ?
+                                       "Advanced @-28->" :
+                                       "Advanced @-22->");
   }
 
   // Get the groups
@@ -177,11 +179,11 @@ void partition_select_groups_cb(Fl_Widget *widget, void *data)
   int y = g[0]->h();
   g[1]->show();
   y += g[1]->h();
-  if(dlg->toggleButtonAdvMetis->value()){
+  if(dlg->toggleButtonAdvMetis->value()) {
     g[2]->show();
     y += g[2]->h();
   }
-  else{
+  else {
     g[2]->hide();
   }
 
@@ -189,12 +191,12 @@ void partition_select_groups_cb(Fl_Widget *widget, void *data)
   {
     int yG = y;
     g[3]->position(g[3]->x(), yG);
-    Fl_Widget *o = static_cast<Fl_Group*>(g[3])->child(0);
+    Fl_Widget *o = static_cast<Fl_Group *>(g[3])->child(0);
     o->position(o->x(), yG);
     yG += WB + o->h();
-    o = static_cast<Fl_Group*>(g[3])->child(1);
+    o = static_cast<Fl_Group *>(g[3])->child(1);
     o->position(o->x(), yG);
-    o = static_cast<Fl_Group*>(g[3])->child(2);
+    o = static_cast<Fl_Group *>(g[3])->child(2);
     o->position(o->x(), yG);
     yG += WB + o->h();
   }
@@ -208,44 +210,33 @@ void partition_dialog()
 {
   static PartitionDialog dlg;
 
-  static Fl_Menu_Item partitionTypeMenu[] = {
-    {"Metis", 0, 0, 0},
-    {0}
-  };
+  static Fl_Menu_Item partitionTypeMenu[] = {{"Metis", 0, 0, 0}, {0}};
 
   static Fl_Menu_Item metisAlgMenu[] = {
-    {"Recursive", 0, 0, 0},
-    {"K-way", 0, 0, 0},
-    {0}
-  };
+    {"Recursive", 0, 0, 0}, {"K-way", 0, 0, 0}, {0}};
 
   static Fl_Menu_Item metisEdgeMatchingMenu[] = {
-    {"Random", 0, 0, 0},
-    {"Sorted heavy-edge", 0, 0, 0},
-    {0}
-  };
-
-  static Fl_Menu_Item metisRefineAlgMenu[] = {
-    {"FM-based cut", 0, 0, 0},
-    {"Greedy", 0, 0, 0},
-    {"Two-sided node FM", 0, 0, 0},
-    {"One-sided node FM", 0, 0, 0},
-    {0}
-  };
+    {"Random", 0, 0, 0}, {"Sorted heavy-edge", 0, 0, 0}, {0}};
+
+  static Fl_Menu_Item metisRefineAlgMenu[] = {{"FM-based cut", 0, 0, 0},
+                                              {"Greedy", 0, 0, 0},
+                                              {"Two-sided node FM", 0, 0, 0},
+                                              {"One-sided node FM", 0, 0, 0},
+                                              {0}};
 
   // This will be resized based on groups that are displayed
   const int h = 8 * WB + 5 * BH + 4;
   const int w = 3 * BB + IW + 3 * WB; // Window width
   int y = 0;
 
-  dlg.window = new paletteWindow
-    (w, h, CTX::instance()->nonModalWindows ? true : false, "Partition");
+  dlg.window = new paletteWindow(
+    w, h, CTX::instance()->nonModalWindows ? true : false, "Partition");
   dlg.window->box(GMSH_WINDOW_BOX);
   dlg.window->callback((Fl_Callback *)partition_cancel_cb, &dlg);
 
   // Main options group [0]
   {
-    const int GH = 3*BH + 2 + 5*WB;
+    const int GH = 3 * BH + 2 + 5 * WB;
     y += WB;
     Fl_Group *g = new Fl_Group(0, y, w, GH);
     // Partitioner
@@ -261,8 +252,8 @@ void partition_dialog()
     }
     // Number of partitions
     {
-      Fl_Value_Input *const o = new Fl_Value_Input
-        (2*WB + 2*BB, y, IW, BH, "Number of\nPartitions");
+      Fl_Value_Input *const o =
+        new Fl_Value_Input(2 * WB + 2 * BB, y, IW, BH, "Number of\nPartitions");
       dlg.inputNumPartition = o;
       o->minimum(0);
       o->maximum(std::numeric_limits<unsigned short>::max());
@@ -273,24 +264,25 @@ void partition_dialog()
     y += BH + WB;
     // Booleans options
     {
-      Fl_Check_Button *const o = new Fl_Check_Button
-        (2*WB + 2*BB, y, 2*BB, BH, "Create ghost cells");
+      Fl_Check_Button *const o = new Fl_Check_Button(2 * WB + 2 * BB, y, 2 * BB,
+                                                     BH, "Create ghost cells");
       dlg.setGhostCells = o;
     }
     {
-      Fl_Check_Button *const o = new Fl_Check_Button
-        (WB, y, 2*BB, BH, "Create partition topology");
+      Fl_Check_Button *const o =
+        new Fl_Check_Button(WB, y, 2 * BB, BH, "Create partition topology");
       dlg.setTopology = o;
     }
     y += BH + WB;
     {
-      Fl_Check_Button *const o = new Fl_Check_Button
-      (WB, y, 2*BB, BH, "Create physical groups");
+      Fl_Check_Button *const o =
+        new Fl_Check_Button(WB, y, 2 * BB, BH, "Create physical groups");
       dlg.setPhysical = o;
     }
     y += BH + WB;
     // Box (line)
-    { Fl_Box* o = new Fl_Box(WB, y, w - 2*WB, 2);
+    {
+      Fl_Box *o = new Fl_Box(WB, y, w - 2 * WB, 2);
       o->box(FL_ENGRAVED_FRAME);
       o->labeltype(FL_NO_LABEL);
     }
@@ -307,15 +299,15 @@ void partition_dialog()
     Fl_Group *g = new Fl_Group(0, y, w, GH);
     // Algorithm
     {
-      Fl_Choice *const o = new Fl_Choice (WB, y, BB, BH, "Algorithm");
+      Fl_Choice *const o = new Fl_Choice(WB, y, BB, BH, "Algorithm");
       dlg.choiceMetisAlg = o;
       o->menu(metisAlgMenu);
       o->align(FL_ALIGN_RIGHT);
     }
     // Advanced Button
     {
-      Fl_Toggle_Button *const o = new Fl_Toggle_Button
-        (w - (WB + BB), y, BB, BH, "Advanced @-22->");
+      Fl_Toggle_Button *const o =
+        new Fl_Toggle_Button(w - (WB + BB), y, BB, BH, "Advanced @-22->");
       dlg.toggleButtonAdvMetis = o;
       o->callback((Fl_Callback *)partition_select_groups_cb, &dlg);
     }
@@ -326,15 +318,15 @@ void partition_dialog()
 
   // Metis advanced option group [2]
   {
-    const int GH = 2 + WB + 3*(BH + WB) + 2;
+    const int GH = 2 + WB + 3 * (BH + WB) + 2;
     Fl_Group *g = new Fl_Group(0, y, w, GH);
     // Box (line)
     {
-      Fl_Box *const o = new Fl_Box(WB, y, w - 2*WB, 2);
+      Fl_Box *const o = new Fl_Box(WB, y, w - 2 * WB, 2);
       o->box(FL_ENGRAVED_FRAME);
       o->labeltype(FL_NO_LABEL);
     }
-    y += 2 + WB + 1;  // +1 for multiline label
+    y += 2 + WB + 1; // +1 for multiline label
     // Edge matching algorithm
     {
       Fl_Choice *const o = new Fl_Choice(WB, y, BB, BH, "Edge matching");
@@ -344,8 +336,8 @@ void partition_dialog()
     }
     // Refinement algorithm
     {
-      Fl_Choice *const o = new Fl_Choice
-        (2*WB + 2*BB, y, BB, BH, "Refinement\nalgorithm");
+      Fl_Choice *const o =
+        new Fl_Choice(2 * WB + 2 * BB, y, BB, BH, "Refinement\nalgorithm");
       dlg.choiceRefineAlg = o;
       o->menu(metisRefineAlgMenu);
       o->align(FL_ALIGN_RIGHT);
@@ -353,8 +345,8 @@ void partition_dialog()
     y += BH + WB + 1; // +1 for multiline label
     // element weights - line 1
     {
-      Fl_Value_Input *const o = new Fl_Value_Input
-        (WB, y, 2*BB/3, BH, "Triangle");
+      Fl_Value_Input *const o =
+        new Fl_Value_Input(WB, y, 2 * BB / 3, BH, "Triangle");
       dlg.inputTriWeight = o;
       o->minimum(1);
       o->maximum(std::numeric_limits<int>::max());
@@ -362,8 +354,8 @@ void partition_dialog()
       o->align(FL_ALIGN_RIGHT);
     }
     {
-      Fl_Value_Input *const o = new Fl_Value_Input
-        (2*WB + (w/3-WB), y,2*BB/3, BH, "Tetrahedron");
+      Fl_Value_Input *const o = new Fl_Value_Input(
+        2 * WB + (w / 3 - WB), y, 2 * BB / 3, BH, "Tetrahedron");
       dlg.inputTetWeight = o;
       o->minimum(1);
       o->maximum(std::numeric_limits<int>::max());
@@ -371,8 +363,8 @@ void partition_dialog()
       o->align(FL_ALIGN_RIGHT);
     }
     {
-      Fl_Value_Input *const o = new Fl_Value_Input
-        (3*WB + 2*(w/3-WB), y,2*BB/3, BH, "Prism");
+      Fl_Value_Input *const o = new Fl_Value_Input(3 * WB + 2 * (w / 3 - WB), y,
+                                                   2 * BB / 3, BH, "Prism");
       dlg.inputPriWeight = o;
       o->minimum(1);
       o->maximum(std::numeric_limits<int>::max());
@@ -382,8 +374,8 @@ void partition_dialog()
     y += 2 + WB + BH + 1;
     // element weights - line 2
     {
-      Fl_Value_Input *const o = new Fl_Value_Input
-        (WB, y, 2*BB/3, BH, "Quadrangle");
+      Fl_Value_Input *const o =
+        new Fl_Value_Input(WB, y, 2 * BB / 3, BH, "Quadrangle");
       dlg.inputQuaWeight = o;
       o->minimum(1);
       o->maximum(std::numeric_limits<int>::max());
@@ -391,8 +383,8 @@ void partition_dialog()
       o->align(FL_ALIGN_RIGHT);
     }
     {
-      Fl_Value_Input *const o = new Fl_Value_Input
-        (2*WB + (w/3-WB), y,2*BB/3, BH, "Hexahedron");
+      Fl_Value_Input *const o = new Fl_Value_Input(
+        2 * WB + (w / 3 - WB), y, 2 * BB / 3, BH, "Hexahedron");
       dlg.inputHexWeight = o;
       o->minimum(1);
       o->maximum(std::numeric_limits<int>::max());
@@ -400,40 +392,39 @@ void partition_dialog()
       o->align(FL_ALIGN_RIGHT);
     }
     {
-      Fl_Value_Input *const o = new Fl_Value_Input
-        (3*WB + 2*(w/3-WB), y,2*BB/3, BH, "Pyramid");
+      Fl_Value_Input *const o = new Fl_Value_Input(3 * WB + 2 * (w / 3 - WB), y,
+                                                   2 * BB / 3, BH, "Pyramid");
       dlg.inputPyrWeight = o;
       o->minimum(1);
       o->maximum(std::numeric_limits<int>::max());
       o->step(1);
       o->align(FL_ALIGN_RIGHT);
     }
-    y += BH + WB + 1;  // +1 for multiline label
+    y += BH + WB + 1; // +1 for multiline label
     g->end();
     g->hide();
   }
 
   // Dialog termination group [3]
   {
-    const int GH = 2 + BH + 2*WB;
+    const int GH = 2 + BH + 2 * WB;
     Fl_Group *g = new Fl_Group(0, y, w, GH);
     // Box (line) [0]
     {
-      Fl_Box *const o = new Fl_Box(WB, y, w - 2*WB, 2);
+      Fl_Box *const o = new Fl_Box(WB, y, w - 2 * WB, 2);
       o->box(FL_ENGRAVED_FRAME);
       o->labeltype(FL_NO_LABEL);
     }
     y += 2 + WB;
     // Defaults Button [1]
     {
-      Fl_Button *const o = new Fl_Button
-         (WB, y, BB, BH, "Defaults");
+      Fl_Button *const o = new Fl_Button(WB, y, BB, BH, "Defaults");
       o->callback((Fl_Callback *)partition_defaults_cb, &dlg);
     }
     // Partition Button [2]
     {
-      Fl_Return_Button *const o = new Fl_Return_Button
-        (w - (WB + BB), y, BB, BH, "Partition");
+      Fl_Return_Button *const o =
+        new Fl_Return_Button(w - (WB + BB), y, BB, BH, "Partition");
       o->callback((Fl_Callback *)partition_partition_cb, &dlg);
     }
     y += BH + WB;
diff --git a/Fltk/pluginWindow.cpp b/Fltk/pluginWindow.cpp
index 57d8620d86b0814e3b833f06b93f05a5881d5881..e4736e23e0ff06faa2517feef846ee4794b2c6c2 100644
--- a/Fltk/pluginWindow.cpp
+++ b/Fltk/pluginWindow.cpp
@@ -34,8 +34,8 @@ typedef unsigned long intptr_t;
 #include "OS.h"
 
 #define MAX_PLUGIN_OPTIONS 50
-class PluginDialogBox{
- public:
+class PluginDialogBox {
+public:
   Fl_Group *group;
   Fl_Value_Input *value[MAX_PLUGIN_OPTIONS];
   Fl_Input *input[MAX_PLUGIN_OPTIONS];
@@ -48,15 +48,16 @@ void plugin_cb(Fl_Widget *w, void *data)
 
 static void plugin_input_value_cb(Fl_Widget *w, void *data)
 {
-  double (*f)(int, int, double) = (double (*)(int, int, double)) data;
-  Fl_Value_Input *input = (Fl_Value_Input*) w;
+  double (*f)(int, int, double) = (double (*)(int, int, double))data;
+  Fl_Value_Input *input = (Fl_Value_Input *)w;
   f(-1, 0, input->value());
 }
 
 static void plugin_input_cb(Fl_Widget *w, void *data)
 {
-  std::string (*f)(int, int, std::string) = (std::string (*)(int, int, std::string)) data;
-  Fl_Input *input = (Fl_Input*) w;
+  std::string (*f)(int, int, std::string) =
+    (std::string(*)(int, int, std::string))data;
+  Fl_Input *input = (Fl_Input *)w;
   f(-1, 0, input->value());
 }
 
@@ -66,7 +67,7 @@ static void plugin_browser_cb(Fl_Widget *w, void *data)
   GMSH_Plugin *p = 0;
   for(int i = 1; i <= FlGui::instance()->plugins->browser->size(); i++) {
     if(FlGui::instance()->plugins->browser->selected(i)) {
-      p = (GMSH_Plugin*)FlGui::instance()->plugins->browser->data(i);
+      p = (GMSH_Plugin *)FlGui::instance()->plugins->browser->data(i);
       break;
     }
   }
@@ -88,9 +89,10 @@ static void plugin_browser_cb(Fl_Widget *w, void *data)
   if(n > MAX_PLUGIN_OPTIONS) n = MAX_PLUGIN_OPTIONS;
   for(int i = 0; i < n; i++) {
     StringXNumber *sxn = p->getOption(i);
-    if(sxn->function){
-      p->dialogBox->value[i]->callback(plugin_input_value_cb, (void*)sxn->function);
-      if(iView >= 0){
+    if(sxn->function) {
+      p->dialogBox->value[i]->callback(plugin_input_value_cb,
+                                       (void *)sxn->function);
+      if(iView >= 0) {
         p->dialogBox->value[i]->step(sxn->function(iView, 1, 0.), 1);
         p->dialogBox->value[i]->minimum(sxn->function(iView, 2, 0.));
         p->dialogBox->value[i]->maximum(sxn->function(iView, 3, 0.));
@@ -103,14 +105,15 @@ static void plugin_browser_cb(Fl_Widget *w, void *data)
   if(m > MAX_PLUGIN_OPTIONS) m = MAX_PLUGIN_OPTIONS;
   for(int i = 0; i < m; i++) {
     StringXString *sxs = p->getOptionStr(i);
-    if(sxs->function){
-      p->dialogBox->input[i]->callback(plugin_input_cb, (void*)sxs->function);
+    if(sxs->function) {
+      p->dialogBox->input[i]->callback(plugin_input_cb, (void *)sxs->function);
     }
   }
 
   // hide all plugin groups except the selected one
   for(int i = 1; i <= FlGui::instance()->plugins->browser->size(); i++)
-    ((GMSH_Plugin*)FlGui::instance()->plugins->browser->data(i))->dialogBox->group->hide();
+    ((GMSH_Plugin *)FlGui::instance()->plugins->browser->data(i))
+      ->dialogBox->group->hide();
   p->dialogBox->group->show();
 }
 
@@ -120,8 +123,8 @@ static void add_scripting(GMSH_PostPlugin *p, PView *view)
 
   std::string fileName;
   int oldIndex = -1;
-  if(view){
-    for(int i = 0; i < p->getNbOptions(); i++){
+  if(view) {
+    for(int i = 0; i < p->getNbOptions(); i++) {
       if(std::string(p->getOption(i)->str) == "View") {
         oldIndex = (int)(p->getOption(i)->def);
         p->getOption(i)->def = view->getIndex();
@@ -134,17 +137,17 @@ static void add_scripting(GMSH_PostPlugin *p, PView *view)
 
   fileName += ".opt";
   FILE *fp = Fopen(fileName.c_str(), "a");
-  if(!fp){
+  if(!fp) {
     Msg::Error("Could not open file '%s'", fileName.c_str());
   }
-  else{
+  else {
     fprintf(fp, "%s", p->serialize().c_str());
     fclose(fp);
   }
 
-  if(view && oldIndex != -1){
-    for(int i = 0; i < p->getNbOptions(); i++){
-      if(std::string(p->getOption(i)->str) == "View"){
+  if(view && oldIndex != -1) {
+    for(int i = 0; i < p->getNbOptions(); i++) {
+      if(std::string(p->getOption(i)->str) == "View") {
         p->getOption(i)->def = oldIndex;
       }
     }
@@ -153,7 +156,7 @@ static void add_scripting(GMSH_PostPlugin *p, PView *view)
 
 static void plugin_run_cb(Fl_Widget *w, void *data)
 {
-  GMSH_Plugin *p = (GMSH_Plugin*)data;
+  GMSH_Plugin *p = (GMSH_Plugin *)data;
 
   // get the values from the GUI
   int m = p->getNbOptionsStr();
@@ -169,41 +172,40 @@ static void plugin_run_cb(Fl_Widget *w, void *data)
     sxn->def = p->dialogBox->value[i]->value();
   }
 
-  if(p->getType() == GMSH_Plugin::GMSH_POST_PLUGIN){
-    GMSH_PostPlugin *pp = (GMSH_PostPlugin*)p;
+  if(p->getType() == GMSH_Plugin::GMSH_POST_PLUGIN) {
+    GMSH_PostPlugin *pp = (GMSH_PostPlugin *)p;
     // run on all selected views
     bool no_view_selected = true;
     for(int i = 1; i <= FlGui::instance()->plugins->view_browser->size(); i++) {
       if(FlGui::instance()->plugins->view_browser->selected(i)) {
         no_view_selected = false;
-        try{
-          if(i - 1 >= 0 && i - 1 < (int)PView::list.size()){
+        try {
+          if(i - 1 >= 0 && i - 1 < (int)PView::list.size()) {
             PView *view = PView::list[i - 1];
             if(view->getData()->isRemote())
               pp->executeRemote(view);
-            else{
+            else {
               pp->execute(view);
               add_scripting(pp, view);
             }
           }
-          else{
+          else {
             pp->execute(0);
             add_scripting(pp, 0);
           }
-        }
-        catch(GMSH_Plugin * err) {
+        } catch(GMSH_Plugin *err) {
           char tmp[256];
           pp->catchErrorMessage(tmp);
           Msg::Warning("%s", tmp);
         }
       }
     }
-    if(no_view_selected){
+    if(no_view_selected) {
       pp->execute(0);
       add_scripting(pp, 0);
     }
   }
-  else{
+  else {
     p->run();
   }
 
@@ -212,8 +214,8 @@ static void plugin_run_cb(Fl_Widget *w, void *data)
   drawContext::global()->draw();
 }
 
-void pluginWindow::_createDialogBox(GMSH_Plugin *p, int x, int y,
-                                    int width, int height)
+void pluginWindow::_createDialogBox(GMSH_Plugin *p, int x, int y, int width,
+                                    int height)
 {
   p->dialogBox = new PluginDialogBox;
   p->dialogBox->group = new Fl_Group(x, y, width, height);
@@ -222,8 +224,8 @@ void pluginWindow::_createDialogBox(GMSH_Plugin *p, int x, int y,
   title->labelfont(FL_BOLD);
   title->labelsize(FL_NORMAL_SIZE + 3);
   title->align(FL_ALIGN_INSIDE);
-  Fl_Box *help = new Fl_Box
-    (x, y + BH, width, BH + WB, strdup(p->getShortHelp().c_str()));
+  Fl_Box *help =
+    new Fl_Box(x, y + BH, width, BH + WB, strdup(p->getShortHelp().c_str()));
   help->align(FL_ALIGN_WRAP | FL_ALIGN_CLIP | FL_ALIGN_TOP | FL_ALIGN_INSIDE);
 
   int top = 2 * BH + WB;
@@ -231,11 +233,11 @@ void pluginWindow::_createDialogBox(GMSH_Plugin *p, int x, int y,
   {
     Fl_Tabs *o = new Fl_Tabs(x, y + top, width, height - top);
     {
-      Fl_Group *g = new Fl_Group
-        (x, y + top + BH, width, height - top - BH, "Options");
+      Fl_Group *g =
+        new Fl_Group(x, y + top + BH, width, height - top - BH, "Options");
 
-      Fl_Scroll *s = new Fl_Scroll
-        (x + WB, y + top + BH + WB, width - 2 * WB, height - top - 2 * BH - 3 * WB);
+      Fl_Scroll *s = new Fl_Scroll(x + WB, y + top + BH + WB, width - 2 * WB,
+                                   height - top - 2 * BH - 3 * WB);
 
       int m = p->getNbOptionsStr();
       if(m > MAX_PLUGIN_OPTIONS) m = MAX_PLUGIN_OPTIONS;
@@ -246,16 +248,16 @@ void pluginWindow::_createDialogBox(GMSH_Plugin *p, int x, int y,
       int k = 0;
       for(int i = 0; i < m; i++) {
         StringXString *sxs = p->getOptionStr(i);
-        p->dialogBox->input[i] = new Fl_Input
-          (x + WB, y + top + (k + 1) * BH + WB, IW, BH, sxs->str);
+        p->dialogBox->input[i] =
+          new Fl_Input(x + WB, y + top + (k + 1) * BH + WB, IW, BH, sxs->str);
         p->dialogBox->input[i]->align(FL_ALIGN_RIGHT);
         p->dialogBox->input[i]->value(sxs->def.c_str());
         k++;
       }
       for(int i = 0; i < n; i++) {
         StringXNumber *sxn = p->getOption(i);
-        p->dialogBox->value[i] = new Fl_Value_Input
-          (x + WB, y + top + (k + 1) * BH + WB, IW, BH, sxn->str);
+        p->dialogBox->value[i] = new Fl_Value_Input(
+          x + WB, y + top + (k + 1) * BH + WB, IW, BH, sxn->str);
         p->dialogBox->value[i]->align(FL_ALIGN_RIGHT);
         p->dialogBox->value[i]->value(sxn->def);
         k++;
@@ -263,20 +265,21 @@ void pluginWindow::_createDialogBox(GMSH_Plugin *p, int x, int y,
 
       s->end();
 
-      Fl_Return_Button *run = new Fl_Return_Button
-        (x + width - BB - WB, y + height - BH - WB, BB, BH, "Run");
-      run->callback(plugin_run_cb, (void*)p);
+      Fl_Return_Button *run = new Fl_Return_Button(
+        x + width - BB - WB, y + height - BH - WB, BB, BH, "Run");
+      run->callback(plugin_run_cb, (void *)p);
 
       g->resizable(new Fl_Box(x + 2 * WB, y + top + 2 * BH, 1, 1));
       g->end();
       o->resizable(g);
     }
     {
-      Fl_Group *g = new Fl_Group
-        (x, y + top + BH, width, height - top - BH, "Help");
+      Fl_Group *g =
+        new Fl_Group(x, y + top + BH, width, height - top - BH, "Help");
 
-      Fl_Help_View *o = new Fl_Help_View
-        (x + WB, y + top + BH + WB, width - 2 * WB, height - top - 2 * BH - 3 * WB);
+      Fl_Help_View *o =
+        new Fl_Help_View(x + WB, y + top + BH + WB, width - 2 * WB,
+                         height - top - 2 * BH - 3 * WB);
       std::string help = p->getHelp();
       ConvertToHTML(help);
       help += std::string("<p><em>Author(s): ") + p->getAuthor() + "</em>";
@@ -302,29 +305,34 @@ pluginWindow::pluginWindow(int deltaFontSize)
   int height0 = 12 * BH + 4 * WB;
   int L1 = 13 * FL_NORMAL_SIZE, L2 = 6 * FL_NORMAL_SIZE;
 
-  int width = (CTX::instance()->pluginSize[0] < width0) ? width0 :
-    CTX::instance()->pluginSize[0];
-  int height = (CTX::instance()->pluginSize[1] < height0) ? height0 :
-    CTX::instance()->pluginSize[1];
+  int width = (CTX::instance()->pluginSize[0] < width0) ?
+                width0 :
+                CTX::instance()->pluginSize[0];
+  int height = (CTX::instance()->pluginSize[1] < height0) ?
+                 height0 :
+                 CTX::instance()->pluginSize[1];
 
-  win = new paletteWindow
-    (width, height, CTX::instance()->nonModalWindows ? true : false, "Plugins");
+  win = new paletteWindow(
+    width, height, CTX::instance()->nonModalWindows ? true : false, "Plugins");
   win->box(GMSH_WINDOW_BOX);
 
   browser = new Fl_Hold_Browser(0, 0, L1, height);
   browser->callback(plugin_browser_cb);
   browser->box(GMSH_SIMPLE_RIGHT_BOX);
   browser->has_scrollbar(Fl_Browser_::VERTICAL);
-  browser->scrollbar_size(std::max(10, FL_NORMAL_SIZE - 2)); // thinner scrollbars
+  browser->scrollbar_size(
+    std::max(10, FL_NORMAL_SIZE - 2)); // thinner scrollbars
 
   view_browser = new Fl_Multi_Browser(L1, 0, L2, height);
   view_browser->has_scrollbar(Fl_Browser_::VERTICAL);
-  view_browser->scrollbar_size(std::max(10, FL_NORMAL_SIZE - 2)); // thinner scrollbars
+  view_browser->scrollbar_size(
+    std::max(10, FL_NORMAL_SIZE - 2)); // thinner scrollbars
   view_browser->callback(plugin_browser_cb);
   view_browser->box(GMSH_SIMPLE_RIGHT_BOX);
 
-  for(std::map<std::string, GMSH_Plugin*>::iterator it = PluginManager::
-        instance()->begin(); it != PluginManager::instance()->end(); ++it) {
+  for(std::map<std::string, GMSH_Plugin *>::iterator it =
+        PluginManager::instance()->begin();
+      it != PluginManager::instance()->end(); ++it) {
     GMSH_Plugin *p = it->second;
     if(p->getType() == GMSH_Plugin::GMSH_POST_PLUGIN ||
        p->getType() == GMSH_Plugin::GMSH_MESH_PLUGIN) {
@@ -332,22 +340,24 @@ pluginWindow::pluginWindow(int deltaFontSize)
       _createDialogBox(p, L1 + L2 + WB, WB, width - L1 - L2 - 2 * WB,
                        height - 2 * WB);
       // select first plugin by default
-      if(it == PluginManager::instance()->begin()){
+      if(it == PluginManager::instance()->begin()) {
         browser->select(1);
         p->dialogBox->group->show();
       }
     }
   }
 
-  record = new Fl_Check_Button
-    (L1 + L2 + 2 * WB, height - BH - 2 * WB, BB, BH, "Record");
+  record = new Fl_Check_Button(L1 + L2 + 2 * WB, height - BH - 2 * WB, BB, BH,
+                               "Record");
   record->type(FL_TOGGLE_BUTTON);
-  record->tooltip("Append scripting command to file options when plugin is run");
+  record->tooltip(
+    "Append scripting command to file options when plugin is run");
 
   win->resizable(new Fl_Box(L1 + L2 + 2 * BH, height - 4 * BH, 10, 10));
   win->size_range(width0, height0);
 
-  win->position(CTX::instance()->pluginPosition[0], CTX::instance()->pluginPosition[1]);
+  win->position(CTX::instance()->pluginPosition[0],
+                CTX::instance()->pluginPosition[1]);
   win->end();
 
   FL_NORMAL_SIZE += deltaFontSize;
@@ -356,7 +366,7 @@ pluginWindow::pluginWindow(int deltaFontSize)
 void pluginWindow::show(int viewIndex)
 {
   resetViewBrowser();
-  if(viewIndex >= 0 && viewIndex < (int)PView::list.size()){
+  if(viewIndex >= 0 && viewIndex < (int)PView::list.size()) {
     view_browser->deselect();
     view_browser->select(viewIndex + 1);
     plugin_browser_cb(NULL, NULL);
@@ -368,7 +378,7 @@ void pluginWindow::resetViewBrowser()
 {
   // save selected state
   std::vector<int> state;
-  for(int i = 0; i < view_browser->size(); i++){
+  for(int i = 0; i < view_browser->size(); i++) {
     if(view_browser->selected(i + 1))
       state.push_back(1);
     else
@@ -378,18 +388,17 @@ void pluginWindow::resetViewBrowser()
   char str[128];
   view_browser->clear();
 
-  if(PView::list.size()){
+  if(PView::list.size()) {
     view_browser->activate();
     for(unsigned int i = 0; i < PView::list.size(); i++) {
       sprintf(str, "View [%d]", i);
       view_browser->add(str);
     }
-    for(int i = 0; i < view_browser->size(); i++){
-      if(i < (int)state.size() && state[i])
-        view_browser->select(i + 1);
+    for(int i = 0; i < view_browser->size(); i++) {
+      if(i < (int)state.size() && state[i]) view_browser->select(i + 1);
     }
   }
-  else{
+  else {
     view_browser->add("No Views");
     view_browser->deactivate();
   }
diff --git a/Fltk/pluginWindow.h b/Fltk/pluginWindow.h
index 48c48b752d150f0fff78e85200c12bb0aa7f8348..f2a7101272a25f1eaa776fb85e51e0f7b492828d 100644
--- a/Fltk/pluginWindow.h
+++ b/Fltk/pluginWindow.h
@@ -13,15 +13,16 @@
 
 class GMSH_Plugin;
 
-class pluginWindow{
- public:
+class pluginWindow {
+public:
   Fl_Window *win;
   Fl_Hold_Browser *browser;
   Fl_Multi_Browser *view_browser;
   Fl_Check_Button *record;
   void _createDialogBox(GMSH_Plugin *p, int x, int y, int width, int height);
- public:
-  pluginWindow(int deltaFontSize=0);
+
+public:
+  pluginWindow(int deltaFontSize = 0);
   void show(int viewIndex);
   void resetViewBrowser();
 };
diff --git a/Fltk/projectionEditor.cpp b/Fltk/projectionEditor.cpp
index 5f0bab8fef3b2ffc13edc10717255f4d0b6319ea..78602d4f033361f75ee54081ea72a8b290a579c5 100644
--- a/Fltk/projectionEditor.cpp
+++ b/Fltk/projectionEditor.cpp
@@ -43,34 +43,40 @@ static fourierProjectionFace *createProjectionFaceFromName(const char *name)
   if(!strcmp(name, "plane"))
     f = new fourierProjectionFace(m, tag, new FM::PlaneProjectionSurface(tag));
   else if(!strcmp(name, "trapezoid"))
-    f = new fourierProjectionFace(m, tag, new FM::TrapezoidProjectionSurface(tag));
+    f = new fourierProjectionFace(m, tag,
+                                  new FM::TrapezoidProjectionSurface(tag));
   else if(!strcmp(name, "sphere"))
-    f = new fourierProjectionFace(m, tag, new FM::SphericalProjectionSurface(tag));
+    f = new fourierProjectionFace(m, tag,
+                                  new FM::SphericalProjectionSurface(tag));
   else if(!strcmp(name, "paraboloid"))
-    f = new fourierProjectionFace(m, tag, new FM::ParaboloidProjectionSurface(tag));
+    f = new fourierProjectionFace(m, tag,
+                                  new FM::ParaboloidProjectionSurface(tag));
   else if(!strcmp(name, "cylinder"))
-    f = new fourierProjectionFace(m, tag, new FM::CylindricalProjectionSurface(tag));
+    f = new fourierProjectionFace(m, tag,
+                                  new FM::CylindricalProjectionSurface(tag));
   else if(!strcmp(name, "revolvedParabola"))
-    f = new fourierProjectionFace(m, tag, new FM::RevolvedParabolaProjectionSurface(tag));
+    f = new fourierProjectionFace(
+      m, tag, new FM::RevolvedParabolaProjectionSurface(tag));
   else if(!strcmp(name, "translatedParabola"))
-    f = new fourierProjectionFace(m, tag, new FM::TranslatedParabolaProjectionSurface(tag));
+    f = new fourierProjectionFace(
+      m, tag, new FM::TranslatedParabolaProjectionSurface(tag));
   else
     Msg::Error("Unknown projection face `%s'", name);
-  if(f){
+  if(f) {
     f->setVisibility(false);
     m->add(f);
   }
   return f;
 }
 
-static void project_point(FM::ProjectionSurface *ps, double x, double y, double z,
-                          std::vector<double> &u, std::vector<double> &v,
-                          std::vector<double> &dist,
+static void project_point(FM::ProjectionSurface *ps, double x, double y,
+                          double z, std::vector<double> &u,
+                          std::vector<double> &v, std::vector<double> &dist,
                           std::vector<std::complex<double> > &f)
 {
   double uu, vv, p[3], n[3];
   ps->OrthoProjectionOnSurface(x, y, z, uu, vv);
-  if(uu >= 0. && uu <= 1. && vv >= 0. && vv <= 1.){
+  if(uu >= 0. && uu <= 1. && vv >= 0. && vv <= 1.) {
     ps->F(uu, vv, p[0], p[1], p[2]);
     ps->GetUnitNormal(uu, vv, n[0], n[1], n[2]);
     double dx = x - p[0], dy = y - p[1], dz = z - p[2];
@@ -81,7 +87,8 @@ static void project_point(FM::ProjectionSurface *ps, double x, double y, double
   }
 }
 
-static void getTangents(const SVector3 n, SVector3 &t1, SVector3 &t2, const double angle)
+static void getTangents(const SVector3 n, SVector3 &t1, SVector3 &t2,
+                        const double angle)
 {
   SVector3 ex(0., 0., 0.);
   if(n[0] == 0.)
@@ -96,13 +103,13 @@ static void getTangents(const SVector3 n, SVector3 &t1, SVector3 &t2, const doub
   b.normalize();
   double x = n[0], y = n[1], z = n[2];
   double c = cos(angle * M_PI / 180.), s = sin(angle * M_PI / 180.);
-  double rot[3][3] =
-    {{x * x * (1-c) + c    , x * y * (1-c) - z * s, x * z * (1-c) + y * s},
-     {y * x * (1-c) + z * s, y * y * (1-c) + c    , y * z * (1-c) - x * s},
-     {x * z * (1-c) - y * s, y * z * (1-c) + x * s, z * z * (1-c) + c    }};
-  for(int i = 0; i < 3; i++){
+  double rot[3][3] = {
+    {x * x * (1 - c) + c, x * y * (1 - c) - z * s, x * z * (1 - c) + y * s},
+    {y * x * (1 - c) + z * s, y * y * (1 - c) + c, y * z * (1 - c) - x * s},
+    {x * z * (1 - c) - y * s, y * z * (1 - c) + x * s, z * z * (1 - c) + c}};
+  for(int i = 0; i < 3; i++) {
     t1[i] = t2[i] = 0.;
-    for(int j = 0; j < 3; j++){
+    for(int j = 0; j < 3; j++) {
       t1[i] += rot[i][j] * a[j];
       t2[i] += rot[i][j] * b[j];
     }
@@ -111,18 +118,17 @@ static void getTangents(const SVector3 n, SVector3 &t1, SVector3 &t2, const doub
 
 static void update_cb(Fl_Widget *w, void *data)
 {
-  projectionEditor *e = (projectionEditor*)data;
+  projectionEditor *e = (projectionEditor *)data;
 
   // get all parameters from GUI and modify projection surface accordingly
 
   projection *p = e->getCurrentProjection();
-  if(p){
-    FM::ProjectionSurface *ps = (FM::ProjectionSurface*)p->face->getNativePtr();
-    ps->SetOrigin(p->parameters[0]->value(),
-                  p->parameters[1]->value(),
+  if(p) {
+    FM::ProjectionSurface *ps =
+      (FM::ProjectionSurface *)p->face->getNativePtr();
+    ps->SetOrigin(p->parameters[0]->value(), p->parameters[1]->value(),
                   p->parameters[2]->value());
-    SVector3 n(p->parameters[3]->value(),
-               p->parameters[4]->value(),
+    SVector3 n(p->parameters[3]->value(), p->parameters[4]->value(),
                p->parameters[5]->value());
     if(!n.normalize()) n[2] = 1.;
     SVector3 t1, t2;
@@ -130,10 +136,9 @@ static void update_cb(Fl_Widget *w, void *data)
     ps->SetE0(n[0], n[1], n[2]);
     ps->SetE1(t1[0], t1[1], t1[2]);
     ps->SetE2(t2[0], t2[1], t2[2]);
-    ps->SetScale(p->parameters[7]->value(),
-                 p->parameters[8]->value(),
+    ps->SetScale(p->parameters[7]->value(), p->parameters[8]->value(),
                  p->parameters[9]->value());
-    for (int i = 0; i < ps->GetNumParameters(); i++)
+    for(int i = 0; i < ps->GetNumParameters(); i++)
       ps->SetParameter(i, p->parameters[i + 10]->value());
 
     p->face->buildSTLTriangulation();
@@ -141,23 +146,24 @@ static void update_cb(Fl_Widget *w, void *data)
     // project selected points and elements and update u,v display
     std::vector<double> u, v, dist;
     std::vector<std::complex<double> > f;
-    std::vector<GEntity*> &ent(e->getEntities());
-    for(unsigned int i = 0; i < ent.size(); i++){
-      if(ent[i]->getSelection()){
-        GVertex *gv = dynamic_cast<GVertex*>(ent[i]);
+    std::vector<GEntity *> &ent(e->getEntities());
+    for(unsigned int i = 0; i < ent.size(); i++) {
+      if(ent[i]->getSelection()) {
+        GVertex *gv = dynamic_cast<GVertex *>(ent[i]);
         if(!gv)
           Msg::Error("Problem in point selection processing");
         else
           project_point(ps, gv->x(), gv->y(), gv->z(), u, v, dist, f);
       }
     }
-    std::vector<MElement*> &ele(e->getElements());
-    std::set<MVertex*> verts;
+    std::vector<MElement *> &ele(e->getElements());
+    std::set<MVertex *> verts;
     for(unsigned int i = 0; i < ele.size(); i++)
       if(ele[i]->getVisibility() == 2)
         for(int j = 0; j < ele[i]->getNumVertices(); j++)
           verts.insert(ele[i]->getVertex(j));
-    for(std::set<MVertex*>::iterator it = verts.begin(); it != verts.end(); it++)
+    for(std::set<MVertex *>::iterator it = verts.begin(); it != verts.end();
+        it++)
       project_point(ps, (*it)->x(), (*it)->y(), (*it)->z(), u, v, dist, f);
     e->uv()->set(u, v, dist, f);
   }
@@ -167,16 +173,16 @@ static void update_cb(Fl_Widget *w, void *data)
 
 static void browse_cb(Fl_Widget *w, void *data)
 {
-  projectionEditor *e = (projectionEditor*)data;
+  projectionEditor *e = (projectionEditor *)data;
 
-  std::vector<projection*> &projections(e->getProjections());
-  for(unsigned int i = 0; i < projections.size(); i++){
+  std::vector<projection *> &projections(e->getProjections());
+  for(unsigned int i = 0; i < projections.size(); i++) {
     projections[i]->face->setVisibility(false);
     projections[i]->group->hide();
   }
 
   projection *p = e->getCurrentProjection();
-  if(p){
+  if(p) {
     p->face->setVisibility(true);
     p->group->show();
   }
@@ -186,9 +192,9 @@ static void browse_cb(Fl_Widget *w, void *data)
 
 static void invert_normal_cb(Fl_Widget *w, void *data)
 {
-  projectionEditor *e = (projectionEditor*)data;
+  projectionEditor *e = (projectionEditor *)data;
   projection *p = e->getCurrentProjection();
-  if(p){
+  if(p) {
     p->parameters[3]->value(-p->parameters[3]->value());
     p->parameters[4]->value(-p->parameters[4]->value());
     p->parameters[5]->value(-p->parameters[5]->value());
@@ -198,12 +204,12 @@ static void invert_normal_cb(Fl_Widget *w, void *data)
 
 static void translate(void *data, int axis, bool plus)
 {
-  projectionEditor *e = (projectionEditor*)data;
+  projectionEditor *e = (projectionEditor *)data;
   projection *p = e->getCurrentProjection();
-  if(p){
-    FM::ProjectionSurface *ps = (FM::ProjectionSurface*)p->face->getNativePtr();
-    SVector3 origin(p->parameters[0]->value(),
-                    p->parameters[1]->value(),
+  if(p) {
+    FM::ProjectionSurface *ps =
+      (FM::ProjectionSurface *)p->face->getNativePtr();
+    SVector3 origin(p->parameters[0]->value(), p->parameters[1]->value(),
                     p->parameters[2]->value());
     SVector3 vec;
     if(axis == 0)
@@ -223,31 +229,49 @@ static void translate(void *data, int axis, bool plus)
   }
 }
 
-static void translate_p0_cb(Fl_Widget *w, void *data){ translate(data, 0, true); }
-static void translate_p1_cb(Fl_Widget *w, void *data){ translate(data, 1, true); }
-static void translate_p2_cb(Fl_Widget *w, void *data){ translate(data, 2, true); }
-static void translate_m0_cb(Fl_Widget *w, void *data){ translate(data, 0, false); }
-static void translate_m1_cb(Fl_Widget *w, void *data){ translate(data, 1, false); }
-static void translate_m2_cb(Fl_Widget *w, void *data){ translate(data, 2, false); }
+static void translate_p0_cb(Fl_Widget *w, void *data)
+{
+  translate(data, 0, true);
+}
+static void translate_p1_cb(Fl_Widget *w, void *data)
+{
+  translate(data, 1, true);
+}
+static void translate_p2_cb(Fl_Widget *w, void *data)
+{
+  translate(data, 2, true);
+}
+static void translate_m0_cb(Fl_Widget *w, void *data)
+{
+  translate(data, 0, false);
+}
+static void translate_m1_cb(Fl_Widget *w, void *data)
+{
+  translate(data, 1, false);
+}
+static void translate_m2_cb(Fl_Widget *w, void *data)
+{
+  translate(data, 2, false);
+}
 
 static void set_position_cb(Fl_Widget *w, void *data)
 {
-  projectionEditor *e = (projectionEditor*)data;
+  projectionEditor *e = (projectionEditor *)data;
   projection *p = e->getCurrentProjection();
-  if(p){
+  if(p) {
     char ib = FlGui::instance()->selectEntity(ENT_ALL);
-    if(ib == 'l'){
-      if(FlGui::instance()->selectedVertices.size()){
+    if(ib == 'l') {
+      if(FlGui::instance()->selectedVertices.size()) {
         p->parameters[0]->value(FlGui::instance()->selectedVertices[0]->x());
         p->parameters[1]->value(FlGui::instance()->selectedVertices[0]->y());
         p->parameters[2]->value(FlGui::instance()->selectedVertices[0]->z());
       }
-      else if(FlGui::instance()->selectedElements.size()){
+      else if(FlGui::instance()->selectedElements.size()) {
         SPoint3 pc = FlGui::instance()->selectedElements[0]->barycenter();
         p->parameters[0]->value(pc.x());
         p->parameters[1]->value(pc.y());
         p->parameters[2]->value(pc.z());
-        if(FlGui::instance()->selectedElements[0]->getNumFaces()){
+        if(FlGui::instance()->selectedElements[0]->getNumFaces()) {
           MFace f = FlGui::instance()->selectedElements[0]->getFace(0);
           SVector3 n = f.normal();
           p->parameters[3]->value(n[0]);
@@ -256,27 +280,36 @@ static void set_position_cb(Fl_Widget *w, void *data)
         }
       }
     }
-    ((Fl_Toggle_Button*)w)->value(0);
+    ((Fl_Toggle_Button *)w)->value(0);
     update_cb(0, data);
   }
 }
 
 static void select_cb(Fl_Widget *w, void *data)
 {
-  projectionEditor *e = (projectionEditor*)data;
+  projectionEditor *e = (projectionEditor *)data;
 
   int what = e->getSelectionMode();
   const char *str;
 
-  switch(what){
-  case ENT_ALL: CTX::instance()->pickElements = 1; str = "Elements"; break;
-  case ENT_POINT: CTX::instance()->pickElements = 0; str = "Points"; break;
-  case ENT_SURFACE: CTX::instance()->pickElements = 0; str = "Surfaces"; break;
+  switch(what) {
+  case ENT_ALL:
+    CTX::instance()->pickElements = 1;
+    str = "Elements";
+    break;
+  case ENT_POINT:
+    CTX::instance()->pickElements = 0;
+    str = "Points";
+    break;
+  case ENT_SURFACE:
+    CTX::instance()->pickElements = 0;
+    str = "Surfaces";
+    break;
   default: return;
   }
 
-  std::vector<MElement*> &ele(e->getElements());
-  std::vector<GEntity*> &ent(e->getEntities());
+  std::vector<MElement *> &ele(e->getElements());
+  std::vector<GEntity *> &ent(e->getEntities());
 
   while(1) {
     CTX::instance()->mesh.changed = ENT_ALL;
@@ -284,30 +317,35 @@ static void select_cb(Fl_Widget *w, void *data)
 
     if(ele.size() || ent.size())
       Msg::StatusGl("Select %s\n[Press 'e' to end selection, 'u' to undo"
-                    "last selection or 'q' to abort]", str);
+                    "last selection or 'q' to abort]",
+                    str);
     else
       Msg::StatusGl("Select %s\n"
-                    "[Press 'e' to end selection or 'q' to abort]", str);
+                    "[Press 'e' to end selection or 'q' to abort]",
+                    str);
 
     char ib = FlGui::instance()->selectEntity(what);
     if(ib == 'l') {
-      if(CTX::instance()->pickElements){
-        for(unsigned int i = 0; i < FlGui::instance()->selectedElements.size(); i++){
-          if(FlGui::instance()->selectedElements[i]->getVisibility() != 2){
+      if(CTX::instance()->pickElements) {
+        for(unsigned int i = 0; i < FlGui::instance()->selectedElements.size();
+            i++) {
+          if(FlGui::instance()->selectedElements[i]->getVisibility() != 2) {
             FlGui::instance()->selectedElements[i]->setVisibility(2);
             ele.push_back(FlGui::instance()->selectedElements[i]);
           }
         }
       }
-      else{
-        for(unsigned int i = 0; i < FlGui::instance()->selectedVertices.size(); i++){
-          if(FlGui::instance()->selectedVertices[i]->getSelection() != 1){
+      else {
+        for(unsigned int i = 0; i < FlGui::instance()->selectedVertices.size();
+            i++) {
+          if(FlGui::instance()->selectedVertices[i]->getSelection() != 1) {
             FlGui::instance()->selectedVertices[i]->setSelection(1);
             ent.push_back(FlGui::instance()->selectedVertices[i]);
           }
         }
-        for(unsigned int i = 0; i < FlGui::instance()->selectedFaces.size(); i++){
-          if(FlGui::instance()->selectedFaces[i]->getSelection() != 1){
+        for(unsigned int i = 0; i < FlGui::instance()->selectedFaces.size();
+            i++) {
+          if(FlGui::instance()->selectedFaces[i]->getSelection() != 1) {
             FlGui::instance()->selectedFaces[i]->setSelection(1);
             ent.push_back(FlGui::instance()->selectedFaces[i]);
           }
@@ -315,26 +353,31 @@ static void select_cb(Fl_Widget *w, void *data)
       }
     }
     if(ib == 'r') {
-      if(CTX::instance()->pickElements){
-        for(unsigned int i = 0; i < FlGui::instance()->selectedElements.size(); i++)
+      if(CTX::instance()->pickElements) {
+        for(unsigned int i = 0; i < FlGui::instance()->selectedElements.size();
+            i++)
           FlGui::instance()->selectedElements[i]->setVisibility(1);
       }
-      else{
-        for(unsigned int i = 0; i < FlGui::instance()->selectedVertices.size(); i++)
+      else {
+        for(unsigned int i = 0; i < FlGui::instance()->selectedVertices.size();
+            i++)
           FlGui::instance()->selectedVertices[i]->setSelection(0);
-        for(unsigned int i = 0; i < FlGui::instance()->selectedFaces.size(); i++)
+        for(unsigned int i = 0; i < FlGui::instance()->selectedFaces.size();
+            i++)
           FlGui::instance()->selectedFaces[i]->setSelection(0);
       }
     }
     if(ib == 'u') {
-      if(CTX::instance()->pickElements){
-        if(ele.size()){
-          ele[ele.size() - 1]->setVisibility(1); ele.pop_back();
+      if(CTX::instance()->pickElements) {
+        if(ele.size()) {
+          ele[ele.size() - 1]->setVisibility(1);
+          ele.pop_back();
         }
       }
-      else{
-        if(ent.size()){
-          ent[ent.size() - 1]->setSelection(0); ent.pop_back();
+      else {
+        if(ent.size()) {
+          ent[ent.size() - 1]->setSelection(0);
+          ent.pop_back();
         }
       }
     }
@@ -360,17 +403,18 @@ static void select_cb(Fl_Widget *w, void *data)
 
 static void filter_cb(Fl_Widget *w, void *data)
 {
-  projectionEditor *e = (projectionEditor*)data;
+  projectionEditor *e = (projectionEditor *)data;
   projection *p = e->getCurrentProjection();
-  if(p){
+  if(p) {
     SBoundingBox3d bbox = GModel::current()->bounds();
     double lc = norm(SVector3(bbox.max(), bbox.min()));
     double threshold = e->getThreshold() * lc;
-    FM::ProjectionSurface *ps = (FM::ProjectionSurface*)p->face->getNativePtr();
-    std::vector<GEntity*> &ent(e->getEntities());
-    for(unsigned int i = 0; i < ent.size(); i++){
-      GVertex *gv = dynamic_cast<GVertex*>(ent[i]);
-      if(gv){
+    FM::ProjectionSurface *ps =
+      (FM::ProjectionSurface *)p->face->getNativePtr();
+    std::vector<GEntity *> &ent(e->getEntities());
+    for(unsigned int i = 0; i < ent.size(); i++) {
+      GVertex *gv = dynamic_cast<GVertex *>(ent[i]);
+      if(gv) {
         double uu, vv, p[3];
         ps->OrthoProjectionOnSurface(gv->x(), gv->y(), gv->z(), uu, vv);
         ps->F(uu, vv, p[0], p[1], p[2]);
@@ -382,19 +426,19 @@ static void filter_cb(Fl_Widget *w, void *data)
           gv->setSelection(false);
       }
     }
-    std::vector<MElement*> &ele(e->getElements());
-    for(unsigned int i = 0; i < ele.size(); i++){
+    std::vector<MElement *> &ele(e->getElements());
+    for(unsigned int i = 0; i < ele.size(); i++) {
       SPoint3 pc = ele[i]->barycenter();
       double uu, vv, p[3];
       ps->OrthoProjectionOnSurface(pc.x(), pc.y(), pc.z(), uu, vv);
       ps->F(uu, vv, p[0], p[1], p[2]);
       double dx = pc.x() - p[0], dy = pc.y() - p[1], dz = pc.z() - p[2];
       if(uu >= 0. && uu <= 1. && vv >= 0. && vv < 1. &&
-         sqrt(dx * dx + dy * dy + dz * dz) < threshold){
+         sqrt(dx * dx + dy * dy + dz * dz) < threshold) {
         ele[i]->setVisibility(2);
         // keep only the elements oriented in the same direction as
         // the projection surface
-        if(e->getOrientation() && ele[i]->getNumFaces()){
+        if(e->getOrientation() && ele[i]->getNumFaces()) {
           MFace f = ele[i]->getFace(0);
           SVector3 n = f.normal(), n2;
           ps->GetNormal(uu, vv, n2[0], n2[1], n2[2]);
@@ -418,38 +462,38 @@ static void proj_hide_cb(Fl_Widget *w, void *data)
 
 static void save_selection_cb(Fl_Widget *w, void *data)
 {
-  projectionEditor *e = (projectionEditor*)data;
-  if(fileChooser(FILE_CHOOSER_CREATE, "Save Selection", "*.{geo,msh}")){
+  projectionEditor *e = (projectionEditor *)data;
+  if(fileChooser(FILE_CHOOSER_CREATE, "Save Selection", "*.{geo,msh}")) {
     FILE *fp = Fopen(fileChooserGetName(1).c_str(), "w");
-    if(!fp){
+    if(!fp) {
       Msg::Error("Unable to open file `%s'", fileChooserGetName(1).c_str());
       return;
     }
-    std::vector<GEntity*> &ent(e->getEntities());
-    for(unsigned int i = 0; i < ent.size(); i++){
-      GVertex *gv = dynamic_cast<GVertex*>(ent[i]);
+    std::vector<GEntity *> &ent(e->getEntities());
+    for(unsigned int i = 0; i < ent.size(); i++) {
+      GVertex *gv = dynamic_cast<GVertex *>(ent[i]);
       if(gv && gv->getSelection())
-        fprintf(fp, "Point(%d) = {%.16g,%.16g,%.16g,1};\n", gv->tag(),
-                gv->x(), gv->y(), gv->z());
+        fprintf(fp, "Point(%d) = {%.16g,%.16g,%.16g,1};\n", gv->tag(), gv->x(),
+                gv->y(), gv->z());
     }
-    std::vector<MElement*> &ele(e->getElements());
-    if(ele.size()){
+    std::vector<MElement *> &ele(e->getElements());
+    if(ele.size()) {
       int nelm = 0;
-      std::set<MVertex*> verts;
-      for(unsigned int i = 0; i < ele.size(); i++){
-        if(ele[i]->getVisibility() == 2){
+      std::set<MVertex *> verts;
+      for(unsigned int i = 0; i < ele.size(); i++) {
+        if(ele[i]->getVisibility() == 2) {
           nelm++;
           for(int j = 0; j < ele[i]->getNumVertices(); j++)
             verts.insert(ele[i]->getVertex(j));
         }
       }
       fprintf(fp, "$NOD\n%d\n", (int)verts.size());
-      for(std::set<MVertex*>::iterator it = verts.begin(); it != verts.end(); it++)
+      for(std::set<MVertex *>::iterator it = verts.begin(); it != verts.end();
+          it++)
         (*it)->writeMSH(fp);
       fprintf(fp, "$ENDNOD\n$ELM\n%d\n", nelm);
       for(unsigned int i = 0; i < ele.size(); i++)
-        if(ele[i]->getVisibility() == 2)
-          ele[i]->writeMSH(fp, 1.0);
+        if(ele[i]->getVisibility() == 2) ele[i]->writeMSH(fp, 1.0);
       fprintf(fp, "$ENDELM\n");
     }
     fclose(fp);
@@ -458,34 +502,34 @@ static void save_selection_cb(Fl_Widget *w, void *data)
 
 static void load_projection_cb(Fl_Widget *w, void *data)
 {
-  projectionEditor *e = (projectionEditor*)data;
-  if(fileChooser(FILE_CHOOSER_SINGLE, "Load Projection", "*.pro")){
+  projectionEditor *e = (projectionEditor *)data;
+  if(fileChooser(FILE_CHOOSER_SINGLE, "Load Projection", "*.pro")) {
     FILE *fp = Fopen(fileChooserGetName(1).c_str(), "r");
-    if(!fp){
+    if(!fp) {
       Msg::Error("Unable to open file `%s'", fileChooserGetName(1).c_str());
       return;
     }
     int num;
-    if(!fscanf(fp, "%d", &num)){
+    if(!fscanf(fp, "%d", &num)) {
       Msg::Error("Bad projection file format");
       fclose(fp);
       return;
     }
-    for(int proj = 0; proj < num; proj++){
+    for(int proj = 0; proj < num; proj++) {
       char name[256], tag[256];
-      if(!fscanf(fp, "%s", tag) || !fscanf(fp, "%s", name)){
+      if(!fscanf(fp, "%s", tag) || !fscanf(fp, "%s", name)) {
         Msg::Error("Bad projection file format");
         fclose(fp);
         return;
       }
       fourierProjectionFace *face = createProjectionFaceFromName(name);
-      if(face){
+      if(face) {
         e->load(face, tag);
         projection *p = e->getLastProjection();
-        if(p){
-          for(unsigned int i = 0; i < p->parameters.size(); i++){
+        if(p) {
+          for(unsigned int i = 0; i < p->parameters.size(); i++) {
             double val;
-            if(!fscanf(fp, "%lf", &val)){
+            if(!fscanf(fp, "%lf", &val)) {
               Msg::Error("Missing paramater for projection `%s'", name);
               break;
             }
@@ -501,18 +545,20 @@ static void load_projection_cb(Fl_Widget *w, void *data)
 
 static void save_projection_cb(Fl_Widget *w, void *data)
 {
-  projectionEditor *e = (projectionEditor*)data;
+  projectionEditor *e = (projectionEditor *)data;
   projection *p = e->getCurrentProjection();
-  if(p){
-    FM::ProjectionSurface *ps = (FM::ProjectionSurface*)p->face->getNativePtr();
-    if(fileChooser(FILE_CHOOSER_CREATE, "Save Projection", "*.pro")){
+  if(p) {
+    FM::ProjectionSurface *ps =
+      (FM::ProjectionSurface *)p->face->getNativePtr();
+    if(fileChooser(FILE_CHOOSER_CREATE, "Save Projection", "*.pro")) {
       std::string name = fileChooserGetName(1);
       FILE *fp = Fopen(name.c_str(), "w");
-      if(!fp){
+      if(!fp) {
         Msg::Error("Unable to open file `%s'", name.c_str());
         return;
       }
-      fprintf(fp, "1\n%s\n%s\n", SplitFileName(name)[1].c_str(), ps->GetName().c_str());
+      fprintf(fp, "1\n%s\n%s\n", SplitFileName(name)[1].c_str(),
+              ps->GetName().c_str());
       for(unsigned int i = 0; i < p->parameters.size(); i++)
         fprintf(fp, "%.16g\n", p->parameters[i]->value());
       fclose(fp);
@@ -522,14 +568,14 @@ static void save_projection_cb(Fl_Widget *w, void *data)
 
 static void compute_cb(Fl_Widget *w, void *data)
 {
-  GModel* m = GModel::current();
+  GModel *m = GModel::current();
 
-  printf("ngroups = %d\n",m->getFMInternals()->current()->GetNumGroups());
+  printf("ngroups = %d\n", m->getFMInternals()->current()->GetNumGroups());
 
-  projectionEditor *e = (projectionEditor*)data;
+  projectionEditor *e = (projectionEditor *)data;
 
   projection *p = e->getCurrentProjection();
-  if(p){
+  if(p) {
     // get the projection data
     std::vector<double> u, v, dist;
     std::vector<std::complex<double> > f;
@@ -539,7 +585,7 @@ static void compute_cb(Fl_Widget *w, void *data)
     int uModes = e->getMode(0);
     int vModes = e->getMode(1);
 
-    if((int)f.size() < uModes * vModes){
+    if((int)f.size() < uModes * vModes) {
       Msg::Error("Number of points < uModes * vModes");
       return;
     }
@@ -551,71 +597,70 @@ static void compute_cb(Fl_Widget *w, void *data)
     int h2 = e->getHardEdge(2);
     int h3 = e->getHardEdge(3);
 
-    FM::ProjectionSurface *ps = (FM::ProjectionSurface*)p->face->getNativePtr();
-    if (e->getPatchType()) {
+    FM::ProjectionSurface *ps =
+      (FM::ProjectionSurface *)p->face->getNativePtr();
+    if(e->getPatchType()) {
       // create the US-FFT/Windowing faces (with boundaries)
-      FM::Patch* patch =
+      FM::Patch *patch =
         new FM::WFPatch(0, ps->clone(), u, v, f, 3, uModes, vModes);
-      m->getFMInternals()->current()->GetGroup(0)->GetBlendGroup()->
-        AddPatch(patch);
-      m->getFMInternals()->makeGFace(patch,m);
-      //makeGFace(patch);
+      m->getFMInternals()->current()->GetGroup(0)->GetBlendGroup()->AddPatch(
+        patch);
+      m->getFMInternals()->makeGFace(patch, m);
+      // makeGFace(patch);
     }
     else {
       // create the Fourier faces (with boundaries)
       if(ps->IsUPeriodic()) {
-        FM::Patch* patchL =
-          new FM::FPatch(0, ps->clone(), u, v, f, 3, uModes, vModes,
-                         uM, vM, h0, h1, h2, h3);
+        FM::Patch *patchL = new FM::FPatch(0, ps->clone(), u, v, f, 3, uModes,
+                                           vModes, uM, vM, h0, h1, h2, h3);
         patchL->SetMinU(-0.35);
         patchL->SetMaxU(0.35);
-        m->getFMInternals()->current()->GetGroup(0)->GetBlendGroup()->
-          AddPatch(patchL);
-        m->getFMInternals()->makeGFace(patchL,m);
-        //makeGFace(patchL);
-        FM::Patch* patchR =
-          new FM::FPatch(0, ps->clone(), u, v, f, 3, uModes, vModes,
-                         uM, vM, h0, h1, h2, h3);
+        m->getFMInternals()->current()->GetGroup(0)->GetBlendGroup()->AddPatch(
+          patchL);
+        m->getFMInternals()->makeGFace(patchL, m);
+        // makeGFace(patchL);
+        FM::Patch *patchR = new FM::FPatch(0, ps->clone(), u, v, f, 3, uModes,
+                                           vModes, uM, vM, h0, h1, h2, h3);
         patchR->SetMinU(0.15);
         patchR->SetMaxU(0.85);
-        m->getFMInternals()->current()->GetGroup(0)->GetBlendGroup()->
-          AddPatch(patchR);
-        m->getFMInternals()->makeGFace(patchR,m);
-        //makeGFace(patchR);
+        m->getFMInternals()->current()->GetGroup(0)->GetBlendGroup()->AddPatch(
+          patchR);
+        m->getFMInternals()->makeGFace(patchR, m);
+        // makeGFace(patchR);
       }
-      else if (ps->IsVPeriodic()) {
-        FM::Patch* patchL =
-          new FM::FPatch(0, ps->clone(), u, v, f, 3, uModes, vModes,
-                         uM, vM, h0, h1, h2, h3);
+      else if(ps->IsVPeriodic()) {
+        FM::Patch *patchL = new FM::FPatch(0, ps->clone(), u, v, f, 3, uModes,
+                                           vModes, uM, vM, h0, h1, h2, h3);
         patchL->SetMinV(-0.35);
         patchL->SetMaxV(0.35);
-        m->getFMInternals()->current()->GetGroup(0)->GetBlendGroup()->
-          AddPatch(patchL);
-        m->getFMInternals()->makeGFace(patchL,m);
-        //makeGFace(patchL);
-        FM::Patch* patchR =
-          new FM::FPatch(0, ps->clone(), u, v, f, 3, uModes, vModes,
-                         uM, vM, h0, h1, h2, h3);
+        m->getFMInternals()->current()->GetGroup(0)->GetBlendGroup()->AddPatch(
+          patchL);
+        m->getFMInternals()->makeGFace(patchL, m);
+        // makeGFace(patchL);
+        FM::Patch *patchR = new FM::FPatch(0, ps->clone(), u, v, f, 3, uModes,
+                                           vModes, uM, vM, h0, h1, h2, h3);
         patchR->SetMinV(0.15);
         patchR->SetMaxV(0.85);
-        m->getFMInternals()->current()->GetGroup(0)->GetBlendGroup()->
-          AddPatch(patchR);
-        m->getFMInternals()->makeGFace(patchR,m);
-        //makeGFace(patchR);
+        m->getFMInternals()->current()->GetGroup(0)->GetBlendGroup()->AddPatch(
+          patchR);
+        m->getFMInternals()->makeGFace(patchR, m);
+        // makeGFace(patchR);
       }
       else {
-        FM::Patch* patch =
-          new FM::FPatch(0, ps->clone(), u, v, f, 3, uModes, vModes,
-                         uM, vM, h0, h1, h2, h3);
-        m->getFMInternals()->current()->GetGroup(0)->GetBlendGroup()->
-          AddPatch(patch);
-        m->getFMInternals()->makeGFace(patch,m);
-        //makeGFace(patch);
+        FM::Patch *patch = new FM::FPatch(0, ps->clone(), u, v, f, 3, uModes,
+                                          vModes, uM, vM, h0, h1, h2, h3);
+        m->getFMInternals()->current()->GetGroup(0)->GetBlendGroup()->AddPatch(
+          patch);
+        m->getFMInternals()->makeGFace(patch, m);
+        // makeGFace(patch);
       }
     }
   }
-  printf("nPatches = %d\n",m->getFMInternals()->current()->GetGroup(0)->
-         GetBlendGroup()->GetNumPatches());
+  printf("nPatches = %d\n", m->getFMInternals()
+                              ->current()
+                              ->GetGroup(0)
+                              ->GetBlendGroup()
+                              ->GetNumPatches());
   drawContext::global()->draw();
 }
 
@@ -626,12 +671,13 @@ static void delete_fourier(GFace *gf)
   GModel *m = GModel::current();
 
   // don't actually delete the data so we can add `undo' later
-  std::list<GVertex*> vertices = gf->vertices();
-  for(std::list<GVertex*>::iterator it = vertices.begin(); it != vertices.end(); it++)
+  std::list<GVertex *> vertices = gf->vertices();
+  for(std::list<GVertex *>::iterator it = vertices.begin();
+      it != vertices.end(); it++)
     m->remove(*it);
 
-  std::list<GEdge*> edges = gf->edges();
-  for(std::list<GEdge*>::iterator it = edges.begin(); it != edges.end(); it++)
+  std::list<GEdge *> edges = gf->edges();
+  for(std::list<GEdge *>::iterator it = edges.begin(); it != edges.end(); it++)
     m->remove(*it);
 
   m->remove(gf);
@@ -641,66 +687,67 @@ static void blend_cb(Fl_Widget *w, void *data)
 {
   GModel *m = GModel::current();
 
-  std::vector<GFace*> faces;
-  for (GModel::fiter it = m->firstFace(); it != m->lastFace(); it++)
-    if ((*it)->getNativeType() == GEntity::FourierModel)
-      faces.push_back(*it);
+  std::vector<GFace *> faces;
+  for(GModel::fiter it = m->firstFace(); it != m->lastFace(); it++)
+    if((*it)->getNativeType() == GEntity::FourierModel) faces.push_back(*it);
 
   m->getFMInternals()->current()->GetGroup(0)->GetBlendGroup()->Blend();
-  for (int i = 0; i < m->getFMInternals()->current()->GetGroup(0)->
-         GetBlendGroup()->GetNumPatches(); i++)
-    m->getFMInternals()->makeGFace(m->getFMInternals()->current()->
-                                   GetGroup(0)->GetBlendGroup()->
-                                   GetPatch(i),m);
-  for (unsigned int i = 0; i < faces.size(); i++) {
-    //delete_fourier(faces[i]);
+  for(int i = 0; i < m->getFMInternals()
+                       ->current()
+                       ->GetGroup(0)
+                       ->GetBlendGroup()
+                       ->GetNumPatches();
+      i++)
+    m->getFMInternals()->makeGFace(
+      m->getFMInternals()->current()->GetGroup(0)->GetBlendGroup()->GetPatch(i),
+      m);
+  for(unsigned int i = 0; i < faces.size(); i++) {
+    // delete_fourier(faces[i]);
     faces[i]->setVisibility(0, true);
   }
 }
 
 static void action_cb(Fl_Widget *w, void *data)
 {
-  std::string what((char*)data);
-  std::vector<GFace*> faces;
+  std::string what((char *)data);
+  std::vector<GFace *> faces;
 
   GModel *m = GModel::current();
 
-  if(what == "delete_last" || what == "save_last"){
+  if(what == "delete_last" || what == "save_last") {
     int id = -1;
     for(GModel::fiter it = m->firstFace(); it != m->lastFace(); it++)
       if((*it)->getNativeType() == GEntity::FourierModel)
         id = std::max(id, (*it)->tag());
     if(id > 0) faces.push_back(m->getFaceByTag(id));
   }
-  else if(what == "delete_all" || what == "save_all"){
+  else if(what == "delete_all" || what == "save_all") {
     for(GModel::fiter it = m->firstFace(); it != m->lastFace(); it++)
-      if((*it)->getNativeType() == GEntity::FourierModel)
-        faces.push_back(*it);
+      if((*it)->getNativeType() == GEntity::FourierModel) faces.push_back(*it);
   }
-  else if(what == "delete_select" || what == "save_select"){
+  else if(what == "delete_select" || what == "save_select") {
     Msg::StatusGl("Select Surface\n[Press 'e' to end selection 'q' to abort]");
     char ib = FlGui::instance()->selectEntity(ENT_SURFACE);
-    if(ib == 'l') faces.insert(faces.end(),
-                               FlGui::instance()->selectedFaces.begin(),
-                               FlGui::instance()->selectedFaces.end());
+    if(ib == 'l')
+      faces.insert(faces.end(), FlGui::instance()->selectedFaces.begin(),
+                   FlGui::instance()->selectedFaces.end());
     Msg::StatusGl("");
   }
 
-  if(what[0] == 'd'){
-    for(unsigned int i = 0; i < faces.size(); i++)
-      delete_fourier(faces[i]);
+  if(what[0] == 'd') {
+    for(unsigned int i = 0; i < faces.size(); i++) delete_fourier(faces[i]);
   }
-  else{
-    if(fileChooser(FILE_CHOOSER_CREATE, "Save Fourier Model", "*.fm")){
+  else {
+    if(fileChooser(FILE_CHOOSER_CREATE, "Save Fourier Model", "*.fm")) {
       FILE *fp = Fopen(fileChooserGetName(1).c_str(), "w");
-      if(!fp){
+      if(!fp) {
         Msg::Error("Unable to open file `%s'", fileChooserGetName(1).c_str());
         return;
       }
       fprintf(fp, "%d\n", (int)faces.size());
-      for(unsigned int i = 0; i < faces.size(); i++){
-        fourierFace* ff = (fourierFace*)faces[i];
-        ((FM::TopoFace*)ff->getNativePtr())->GetPatch()->Export(fp);
+      for(unsigned int i = 0; i < faces.size(); i++) {
+        fourierFace *ff = (fourierFace *)faces[i];
+        ((FM::TopoFace *)ff->getNativePtr())->GetPatch()->Export(fp);
       }
       fclose(fp);
     }
@@ -717,18 +764,19 @@ uvPlot::uvPlot(int x, int y, int w, int h, const char *l)
 }
 
 void uvPlot::set(std::vector<double> &u, std::vector<double> &v,
-                 std::vector<double> &dist, std::vector<std::complex<double> > &f)
+                 std::vector<double> &dist,
+                 std::vector<std::complex<double> > &f)
 {
   _u = u;
   _v = v;
   _dist = dist;
   _f = f;
-  if(dist.empty()){
+  if(dist.empty()) {
     _dmin = _dmax = 0.;
   }
-  else{
+  else {
     _dmin = _dmax = dist[0];
-    for(unsigned int i = 1; i < dist.size(); i++){
+    for(unsigned int i = 1; i < dist.size(); i++) {
       _dmin = std::min(_dmin, dist[i]);
       _dmax = std::max(_dmax, dist[i]);
     }
@@ -760,7 +808,7 @@ void uvPlot::draw()
   // projection surface
   int pw = w();
   int ph = h() - (2 * FL_NORMAL_SIZE + 5);
-  for(unsigned int i = 0; i < _u.size(); i++){
+  for(unsigned int i = 0; i < _u.size(); i++) {
     int x = (int)(_u[i] * pw);
     int y = (int)(_v[i] * ph);
     color(_dist[i]);
@@ -768,7 +816,7 @@ void uvPlot::draw()
   }
 
   // draw color bar
-  for(int i = 0; i < w(); i++){
+  for(int i = 0; i < w(); i++) {
     int index = (int)(i * (_colorTable.size - 1) / w());
     unsigned int color = _colorTable.table[index];
     int r = CTX::instance()->unpackRed(color);
@@ -796,14 +844,14 @@ projection::projection(fourierProjectionFace *f, int x, int y, int w, int h,
 {
   group = new Fl_Scroll(x, y, w, h);
   SBoundingBox3d bounds = GModel::current()->bounds();
-  FM::ProjectionSurface *ps = (FM::ProjectionSurface*)f->getNativePtr();
+  FM::ProjectionSurface *ps = (FM::ProjectionSurface *)f->getNativePtr();
 
   Fl_Toggle_Button *b = new Fl_Toggle_Button(x, y, bb, bh, "Set position");
   b->callback(set_position_cb, e);
 
   { // origin is stored in parameters[0,1,2]
     SPoint3 pc = bounds.center();
-    for(int i = 0; i < 3; i++){
+    for(int i = 0; i < 3; i++) {
       Fl_Value_Input *v = new Fl_Value_Input(x, y + (1 + i) * bh, bb, bh);
       parameters.push_back(v);
       v->maximum(bounds.max()[i] + 10. * CTX::instance()->lc);
@@ -814,11 +862,11 @@ projection::projection(fourierProjectionFace *f, int x, int y, int w, int h,
     }
     ps->SetOrigin(pc[0], pc[1], pc[2]);
     Fl_Repeat_Button *bm[3], *bp[3];
-    for(int i = 0; i < 3; i++){
+    for(int i = 0; i < 3; i++) {
       new Fl_Box(x + w - bb / 3 - bb / 6, y + (1 + i) * bh, bb / 8, bh,
                  (i == 0) ? "E0" : (i == 1) ? "E1" : "E2");
-      bp[i] = new Fl_Repeat_Button(x + w - bb / 3, y + (1 + i) * bh,
-                                   bb / 8, bh / 2, "+");
+      bp[i] = new Fl_Repeat_Button(x + w - bb / 3, y + (1 + i) * bh, bb / 8,
+                                   bh / 2, "+");
       bm[i] = new Fl_Repeat_Button(x + w - bb / 3, y + (1 + i) * bh + bh / 2,
                                    bb / 8, bh / 2, "-");
     }
@@ -832,15 +880,26 @@ projection::projection(fourierProjectionFace *f, int x, int y, int w, int h,
   { // normal is stored in parameters[3,4,5]
     Fl_Value_Input *v1 = new Fl_Value_Input(x, y + 4 * bh, bb / 3, bh);
     parameters.push_back(v1);
-    v1->maximum(1.); v1->minimum(-1.); v1->step(0.01); v1->value(0.);
+    v1->maximum(1.);
+    v1->minimum(-1.);
+    v1->step(0.01);
+    v1->value(0.);
     Fl_Value_Input *v2 = new Fl_Value_Input(x + bb / 3, y + 4 * bh, bb / 3, bh);
     parameters.push_back(v2);
-    v2->maximum(1.); v2->minimum(-1.); v2->step(0.01); v2->value(0.);
-    Fl_Value_Input *v3 = new Fl_Value_Input(x + 2 * bb / 3, y + 4 * bh, bb - 2 * bb / 3, bh);
+    v2->maximum(1.);
+    v2->minimum(-1.);
+    v2->step(0.01);
+    v2->value(0.);
+    Fl_Value_Input *v3 =
+      new Fl_Value_Input(x + 2 * bb / 3, y + 4 * bh, bb - 2 * bb / 3, bh);
     parameters.push_back(v3);
-    v3->maximum(1.); v3->minimum(-1.); v3->step(0.01); v3->value(1.);
+    v3->maximum(1.);
+    v3->minimum(-1.);
+    v3->step(0.01);
+    v3->value(1.);
     v3->label("Normal");
-    Fl_Button *b = new Fl_Button(x + w - bb / 3, y + 4 * bh + bh / 4, bb / 8, bh / 2, "-");
+    Fl_Button *b =
+      new Fl_Button(x + w - bb / 3, y + 4 * bh + bh / 4, bb / 8, bh / 2, "-");
     b->callback(invert_normal_cb, e);
     b->tooltip("Invert normal");
   }
@@ -853,7 +912,7 @@ projection::projection(fourierProjectionFace *f, int x, int y, int w, int h,
     parameters.push_back(v);
   }
   { // scale is stored in parameters[7,8,9]
-    for(int i = 0; i < 3; i++){
+    for(int i = 0; i < 3; i++) {
       Fl_Value_Input *v = new Fl_Value_Input(x, y + (6 + i) * bh, bb, bh);
       parameters.push_back(v);
       v->maximum(CTX::instance()->lc * 10.);
@@ -865,7 +924,7 @@ projection::projection(fourierProjectionFace *f, int x, int y, int w, int h,
   }
 
   // other parameters are stored in parameters[10,...]
-  for(int i = 0; i < ps->GetNumParameters(); i++){
+  for(int i = 0; i < ps->GetNumParameters(); i++) {
     Fl_Value_Input *v = new Fl_Value_Input(x, y + (9 + i) * bh, bb, bh);
     v->maximum(10. * CTX::instance()->lc);
     v->minimum(-10. * CTX::instance()->lc);
@@ -875,7 +934,7 @@ projection::projection(fourierProjectionFace *f, int x, int y, int w, int h,
     parameters.push_back(v);
   }
 
-  for(unsigned int i = 0; i < parameters.size(); i++){
+  for(unsigned int i = 0; i < parameters.size(); i++) {
     parameters[i]->align(FL_ALIGN_RIGHT);
     parameters[i]->callback(update_cb, e);
   }
@@ -890,37 +949,39 @@ projectionEditor::projectionEditor()
 
   // construct FM_Internals
   m->readFourier();
-  printf("readerSize = %d\n",m->getFMInternals()->getSize());
-  printf("currentSize = %d\n",m->getFMInternals()->current()->GetNumGroups());
+  printf("readerSize = %d\n", m->getFMInternals()->getSize());
+  printf("currentSize = %d\n", m->getFMInternals()->current()->GetNumGroups());
 
   // construct GUI in terms of standard sizes
   const int width = (int)(3.75 * BB), height = 24 * BH;
 
   // create all widgets (we construct this once, we never deallocate!)
-  _window = new paletteWindow
-    (width, height, CTX::instance()->nonModalWindows ? true : false, "Reparameterize");
+  _window = new paletteWindow(width, height,
+                              CTX::instance()->nonModalWindows ? true : false,
+                              "Reparameterize");
 
   new Fl_Box(WB, WB + BH / 2, BB / 2, BH, "Select:");
 
   Fl_Group *o = new Fl_Group(WB, WB, 2 * BB, 3 * BH);
   _select[0] = new Fl_Round_Button(2 * WB + BB / 2, WB, BB, BH, "Points");
-  _select[1] = new Fl_Round_Button(2 * WB + BB / 2, WB + BH, BB, BH, "Elements");
+  _select[1] =
+    new Fl_Round_Button(2 * WB + BB / 2, WB + BH, BB, BH, "Elements");
   if(m->getNumMeshElements())
     _select[1]->value(1);
   else
     _select[0]->value(1);
-  for(int i = 0; i < 2; i++){
+  for(int i = 0; i < 2; i++) {
     _select[i]->callback(select_cb, this);
     _select[i]->type(FL_RADIO_BUTTON);
   }
   o->end();
 
   {
-    Fl_Toggle_Button *b1 = new Fl_Toggle_Button
-      (width - WB - 3 * BB / 2, WB, 3 * BB / 2, BH, "Hide unselected");
+    Fl_Toggle_Button *b1 = new Fl_Toggle_Button(
+      width - WB - 3 * BB / 2, WB, 3 * BB / 2, BH, "Hide unselected");
     b1->callback(proj_hide_cb);
-    Fl_Button *b2 = new Fl_Button
-      (width - WB - 3 * BB / 2, WB + BH, 3 * BB / 2, BH, "Save selection");
+    Fl_Button *b2 = new Fl_Button(width - WB - 3 * BB / 2, WB + BH, 3 * BB / 2,
+                                  BH, "Save selection");
     b2->callback(save_selection_cb, this);
   }
 
@@ -939,7 +1000,8 @@ projectionEditor::projectionEditor()
   {
     Fl_Button *b1 = new Fl_Button(WB, 2 * WB + 8 * BH, brw / 2, BH, "Load");
     b1->callback(load_projection_cb, this);
-    Fl_Button *b2 = new Fl_Button(WB + brw / 2, 2 * WB + 8 * BH, brw / 2, BH, "Save");
+    Fl_Button *b2 =
+      new Fl_Button(WB + brw / 2, 2 * WB + 8 * BH, brw / 2, BH, "Save");
     b2->callback(save_projection_cb, this);
   }
 
@@ -947,14 +1009,12 @@ projectionEditor::projectionEditor()
   int uvw = width - 2 * WB - 2 * hard - 3 * WB;
   int uvh = height - 7 * WB - 14 * BH - 2 * hard;
 
-  _hardEdges[0] = new Fl_Toggle_Button(WB, 3 * WB + 9 * BH + hard,
-                                       hard, uvh);
-  _hardEdges[1] = new Fl_Toggle_Button(width - 4 * WB - hard, 3 * WB + 9 * BH + hard,
-                                       hard, uvh);
-  _hardEdges[2] = new Fl_Toggle_Button(WB + hard, 3 * WB + 9 * BH,
-                                       uvw, hard);
-  _hardEdges[3] = new Fl_Toggle_Button(WB + hard, height - 4 * WB - 5 * BH - hard,
-                                       uvw, hard);
+  _hardEdges[0] = new Fl_Toggle_Button(WB, 3 * WB + 9 * BH + hard, hard, uvh);
+  _hardEdges[1] = new Fl_Toggle_Button(width - 4 * WB - hard,
+                                       3 * WB + 9 * BH + hard, hard, uvh);
+  _hardEdges[2] = new Fl_Toggle_Button(WB + hard, 3 * WB + 9 * BH, uvw, hard);
+  _hardEdges[3] =
+    new Fl_Toggle_Button(WB + hard, height - 4 * WB - 5 * BH - hard, uvw, hard);
   for(int i = 0; i < 4; i++)
     _hardEdges[i]->tooltip("Push to mark edge as `hard'");
 
@@ -968,36 +1028,35 @@ projectionEditor::projectionEditor()
   _slider->callback(filter_cb, this);
   _slider->tooltip("Filter selection by distance to projection surface");
 
-  _orientation = new Fl_Toggle_Button(width - 3 * WB, height - 4 * WB - 5 * BH - hard,
-                                      2 * WB, hard);
+  _orientation = new Fl_Toggle_Button(
+    width - 3 * WB, height - 4 * WB - 5 * BH - hard, 2 * WB, hard);
   _orientation->callback(filter_cb, this);
   _orientation->tooltip("Filter elements using orientation");
 
   new Fl_Box(WB, height - 3 * WB - 5 * BH, BB, BH, "Patch Type:");
   Fl_Group *oo = new Fl_Group(WB, height - 3 * WB - 5 * BH, 3 * BB, BH);
-  _pselect[0] = new Fl_Round_Button
-    (2 * WB + BB, height - 3 * WB - 5 * BH, BB, BH, "Continuation");
-  _pselect[1] = new Fl_Round_Button
-    (3 * WB + 2 * BB, height - 3 * WB - 5 * BH, BB, BH, "Windowing");
+  _pselect[0] = new Fl_Round_Button(2 * WB + BB, height - 3 * WB - 5 * BH, BB,
+                                    BH, "Continuation");
+  _pselect[1] = new Fl_Round_Button(3 * WB + 2 * BB, height - 3 * WB - 5 * BH,
+                                    BB, BH, "Windowing");
 
-  for(int i = 0; i < 2; i++)
-    _pselect[i]->type(FL_RADIO_BUTTON);
+  for(int i = 0; i < 2; i++) _pselect[i]->type(FL_RADIO_BUTTON);
 
   _pselect[0]->value(1);
 
   oo->end();
 
-  _modes[0] = new Fl_Value_Input(WB, height - 3 * WB - 4 * BH, BB  / 2, BH);
+  _modes[0] = new Fl_Value_Input(WB, height - 3 * WB - 4 * BH, BB / 2, BH);
   _modes[0]->tooltip("Number of Fourier modes along u");
-  _modes[1] = new Fl_Value_Input(WB + BB / 2, height - 3 * WB - 4 * BH, BB  / 2, BH,
-                                 "Fourier modes");
+  _modes[1] = new Fl_Value_Input(WB + BB / 2, height - 3 * WB - 4 * BH, BB / 2,
+                                 BH, "Fourier modes");
   _modes[1]->tooltip("Number of Fourier modes along v");
-  _modes[2] = new Fl_Value_Input(WB, height - 3 * WB - 3 * BH, BB  / 2, BH);
+  _modes[2] = new Fl_Value_Input(WB, height - 3 * WB - 3 * BH, BB / 2, BH);
   _modes[2]->tooltip("Number of Chebyshev modes along u");
-  _modes[3] = new Fl_Value_Input(WB + BB / 2, height - 3 * WB - 3 * BH, BB  / 2, BH,
-                                 "Chebyshev modes");
+  _modes[3] = new Fl_Value_Input(WB + BB / 2, height - 3 * WB - 3 * BH, BB / 2,
+                                 BH, "Chebyshev modes");
   _modes[3]->tooltip("Number of Chebyshev modes along v");
-  for(int i = 0; i < 4; i++){
+  for(int i = 0; i < 4; i++) {
     _modes[i]->value(8);
     _modes[i]->maximum(128);
     _modes[i]->minimum(1);
@@ -1006,46 +1065,45 @@ projectionEditor::projectionEditor()
   }
 
   {
-    Fl_Button *b = new Fl_Button(width - WB - BB, height - 3 * WB - 4 * BH,
-                                  BB, 2 * BH, "Generate\nPatch");
+    Fl_Button *b = new Fl_Button(width - WB - BB, height - 3 * WB - 4 * BH, BB,
+                                 2 * BH, "Generate\nPatch");
     b->callback(compute_cb, this);
   }
 
   {
     int bb = (int)(0.37 * BB);
     new Fl_Box(WB, height - 2 * WB - 2 * BH, BB / 2, BH, "Delete:");
-    Fl_Button *b1 = new Fl_Button(WB + BB / 2, height - 2 * WB - 2 * BH,
-                                  bb, BH, "last");
-    b1->callback(action_cb, (void*)"delete_last");
-    Fl_Button *b2 = new Fl_Button(WB + BB / 2 + bb, height - 2 * WB - 2 * BH,
-                                  bb, BH, "all");
-    b2->callback(action_cb, (void*)"delete_all");
-    Fl_Button *b3 = new Fl_Button(WB + BB / 2 + 2 * bb, height - 2 * WB - 2 * BH,
-                                  bb, BH, "sel.");
-    b3->callback(action_cb, (void*)"delete_select");
+    Fl_Button *b1 =
+      new Fl_Button(WB + BB / 2, height - 2 * WB - 2 * BH, bb, BH, "last");
+    b1->callback(action_cb, (void *)"delete_last");
+    Fl_Button *b2 =
+      new Fl_Button(WB + BB / 2 + bb, height - 2 * WB - 2 * BH, bb, BH, "all");
+    b2->callback(action_cb, (void *)"delete_all");
+    Fl_Button *b3 = new Fl_Button(WB + BB / 2 + 2 * bb,
+                                  height - 2 * WB - 2 * BH, bb, BH, "sel.");
+    b3->callback(action_cb, (void *)"delete_select");
   }
 
   {
     int bb = (int)(0.37 * BB);
     int s = width - WB - BB / 2 - 3 * bb;
     new Fl_Box(s, height - 2 * WB - 2 * BH, BB / 2, BH, "Save:");
-    Fl_Button *b1 = new Fl_Button(s + BB / 2, height - 2 * WB - 2 * BH,
-                                  bb, BH, "last");
-    b1->callback(action_cb, (void*)"save_last");
-    Fl_Button *b2 = new Fl_Button(s + BB / 2 + bb, height - 2 * WB - 2 * BH,
-                                  bb, BH, "all");
-    b2->callback(action_cb, (void*)"save_all");
+    Fl_Button *b1 =
+      new Fl_Button(s + BB / 2, height - 2 * WB - 2 * BH, bb, BH, "last");
+    b1->callback(action_cb, (void *)"save_last");
+    Fl_Button *b2 =
+      new Fl_Button(s + BB / 2 + bb, height - 2 * WB - 2 * BH, bb, BH, "all");
+    b2->callback(action_cb, (void *)"save_all");
     Fl_Button *b3 = new Fl_Button(s + BB / 2 + 2 * bb, height - 2 * WB - 2 * BH,
                                   bb, BH, "sel.");
-    b3->callback(action_cb, (void*)"save_select");
+    b3->callback(action_cb, (void *)"save_select");
   }
 
   {
-    Fl_Button *b1 = new Fl_Button(WB, height - WB - BH, BB, BH,
-                                  "Blend");
+    Fl_Button *b1 = new Fl_Button(WB, height - WB - BH, BB, BH, "Blend");
     b1->callback(blend_cb, this);
 
-    //Fl_Button *b2 = new Fl_Button(2 * WB + BB, height - WB - BH, BB,
+    // Fl_Button *b2 = new Fl_Button(2 * WB + BB, height - WB - BH, BB,
     //                            BH, "Intersect");
   }
 
@@ -1057,10 +1115,11 @@ projectionEditor::projectionEditor()
 
 void projectionEditor::load(fourierProjectionFace *face, std::string tag)
 {
-  FM::ProjectionSurface *ps = (FM::ProjectionSurface*)face->getNativePtr();
+  FM::ProjectionSurface *ps = (FM::ProjectionSurface *)face->getNativePtr();
   _browser->add(tag.size() ? tag.c_str() : ps->GetName().c_str());
-  projection *p =  new projection(face, _paramWin[0], _paramWin[1], _paramWin[2],
-                                  _paramWin[3], _paramWin[4], _paramWin[5], this);
+  projection *p =
+    new projection(face, _paramWin[0], _paramWin[1], _paramWin[2], _paramWin[3],
+                   _paramWin[4], _paramWin[5], this);
   _projections.push_back(p);
   _window->add(p->group);
 }
@@ -1081,7 +1140,7 @@ int projectionEditor::getSelectionMode()
 
 int projectionEditor::getPatchType()
 {
-  if (_pselect[0]->value())
+  if(_pselect[0]->value())
     return 0;
   else
     return 1;
@@ -1099,14 +1158,14 @@ projection *projectionEditor::getLastProjection()
   return _projections[_projections.size() - 1];
 }
 
-void mesh_parameterize_cb(Fl_Widget* w, void* data)
+void mesh_parameterize_cb(Fl_Widget *w, void *data)
 {
   // display geometry surfaces
   opt_geometry_surfaces(0, GMSH_SET | GMSH_GUI, 1);
 
   // create the (static) editor
   static projectionEditor *editor = 0;
-  if(!editor){
+  if(!editor) {
     editor = new projectionEditor();
     editor->load(createProjectionFaceFromName("plane"));
     editor->load(createProjectionFaceFromName("trapezoid"));
@@ -1121,7 +1180,7 @@ void mesh_parameterize_cb(Fl_Widget* w, void* data)
 
 #else
 
-void mesh_parameterize_cb(Fl_Widget* w, void* data)
+void mesh_parameterize_cb(Fl_Widget *w, void *data)
 {
   Msg::Error("You must compile FourierModel to reparameterize meshes");
 }
diff --git a/Fltk/projectionEditor.h b/Fltk/projectionEditor.h
index 4d33c93c17fafc1758edada27639c467af369d62..9e6cad4bef937bebf12f53875f374598943d157b 100644
--- a/Fltk/projectionEditor.h
+++ b/Fltk/projectionEditor.h
@@ -24,38 +24,44 @@
 #include "FM_WFPatch.h"
 
 class uvPlot : public Fl_Window {
- private:
+private:
   std::vector<double> _u, _v, _dist;
   std::vector<std::complex<double> > _f; // "signed" distance
   GmshColorTable _colorTable;
   double _dmin, _dmax;
   void color(double d);
   void draw();
- public:
-  uvPlot(int x, int y, int w, int h, const char *l=0);
-  void set(std::vector<double> &u, std::vector<double> &v, std::vector<double> &dist, 
-           std::vector<std::complex<double> > &f);
-  void get(std::vector<double> &u, std::vector<double> &v, std::vector<double> &dist,
-           std::vector<std::complex<double> > &f)
-  { u = _u; v = _v; dist = _dist; f = _f; }
+
+public:
+  uvPlot(int x, int y, int w, int h, const char *l = 0);
+  void set(std::vector<double> &u, std::vector<double> &v,
+           std::vector<double> &dist, std::vector<std::complex<double> > &f);
+  void get(std::vector<double> &u, std::vector<double> &v,
+           std::vector<double> &dist, std::vector<std::complex<double> > &f)
+  {
+    u = _u;
+    v = _v;
+    dist = _dist;
+    f = _f;
+  }
 };
 
 class projectionEditor;
 
 class projection {
- public:
+public:
   fourierProjectionFace *face;
   Fl_Group *group;
-  std::vector<Fl_Value_Input*> parameters;
-  projection(fourierProjectionFace *f, int x, int y, int w, int h, 
-             int bb, int bh, projectionEditor *e);
+  std::vector<Fl_Value_Input *> parameters;
+  projection(fourierProjectionFace *f, int x, int y, int w, int h, int bb,
+             int bh, projectionEditor *e);
 };
 
 class projectionEditor {
- private:
-  std::vector<projection*> _projections;
-  std::vector<MElement*> _elements;
-  std::vector<GEntity*> _entities;
+private:
+  std::vector<projection *> _projections;
+  std::vector<MElement *> _elements;
+  std::vector<GEntity *> _entities;
   Fl_Window *_window;
   Fl_Hold_Browser *_browser;
   int _paramWin[6];
@@ -64,26 +70,27 @@ class projectionEditor {
   Fl_Value_Input *_modes[4];
   Fl_Toggle_Button *_hardEdges[4], *_orientation;
   Fl_Slider *_slider;
- public:
+
+public:
   projectionEditor();
-  void load(fourierProjectionFace *face, std::string tag="");
+  void load(fourierProjectionFace *face, std::string tag = "");
   void show();
   uvPlot *uv() { return _uvPlot; }
-  std::vector<MElement*> &getElements() { return _elements; }
-  std::vector<GEntity*> &getEntities() { return _entities; }
-  std::vector<projection*> &getProjections() { return _projections; }
+  std::vector<MElement *> &getElements() { return _elements; }
+  std::vector<GEntity *> &getEntities() { return _entities; }
+  std::vector<projection *> &getProjections() { return _projections; }
   projection *getCurrentProjection();
   projection *getLastProjection();
   int getSelectionMode();
   int getPatchType();
-  int getMode(int i){ return (int)_modes[i]->value(); }
-  int getHardEdge(int i){ return (int)_hardEdges[i]->value(); }
-  int getOrientation(){ return (int)_orientation->value(); }
-  double getThreshold(){ return _slider->value(); }
+  int getMode(int i) { return (int)_modes[i]->value(); }
+  int getHardEdge(int i) { return (int)_hardEdges[i]->value(); }
+  int getOrientation() { return (int)_orientation->value(); }
+  double getThreshold() { return _slider->value(); }
 };
 
 #endif
 
-void mesh_parameterize_cb(Fl_Widget* w, void* data);
+void mesh_parameterize_cb(Fl_Widget *w, void *data);
 
 #endif
diff --git a/Fltk/solverButton.cpp b/Fltk/solverButton.cpp
index ed336b4e424258010276990c9319681db0c976d8..0e81313a6e0fabccbc6afe84db2377ed1e4af341 100644
--- a/Fltk/solverButton.cpp
+++ b/Fltk/solverButton.cpp
@@ -19,7 +19,7 @@ typedef unsigned long intptr_t;
 
 static void solver_rename_cb(Fl_Widget *w, void *data)
 {
-  if(FlGui::instance()->onelab->isBusy()){
+  if(FlGui::instance()->onelab->isBusy()) {
     Msg::Warning("Cannot rename client while solver is running");
     return;
   }
@@ -27,19 +27,18 @@ static void solver_rename_cb(Fl_Widget *w, void *data)
   int num = (intptr_t)data;
   std::string name = opt_solver_name(num, GMSH_GET, "");
   const char *n = fl_input("Solver name:", name.c_str());
-  if(n){
+  if(n) {
     std::string exe = opt_solver_executable(num, GMSH_GET, "");
     std::string host = opt_solver_remote_login(num, GMSH_GET, "");
     // this will remove the old client if the new name is different
     FlGui::instance()->onelab->addSolver(n, exe, host, num);
-    onelab_cb(0, (void*)"reset");
+    onelab_cb(0, (void *)"reset");
   }
 }
 
-
 static void solver_change_exe_cb(Fl_Widget *w, void *data)
 {
-  if(FlGui::instance()->onelab->isBusy()){
+  if(FlGui::instance()->onelab->isBusy()) {
     Msg::Warning("Cannot change executable name while solver is running");
     return;
   }
@@ -53,22 +52,22 @@ static void solver_change_exe_cb(Fl_Widget *w, void *data)
 #if defined(WIN32)
   pattern += ".exe";
 #endif
-  if(fileChooser(FILE_CHOOSER_SINGLE, title.c_str(), pattern.c_str(), old)){
+  if(fileChooser(FILE_CHOOSER_SINGLE, title.c_str(), pattern.c_str(), old)) {
     exe = fileChooserGetName(1);
-    if(exe.size()){
+    if(exe.size()) {
       // remove old client if it's already loaded
       onelab::server::citer it = onelab::server::instance()->findClient(name);
       if(it != onelab::server::instance()->lastClient()) delete *it;
       std::string host = opt_solver_remote_login(num, GMSH_GET, "");
       FlGui::instance()->onelab->addSolver(name, exe, host, num);
-      onelab_cb(0, (void*)"reset");
+      onelab_cb(0, (void *)"reset");
     }
   }
 }
 
 static void solver_remove_cb(Fl_Widget *w, void *data)
 {
-  if(FlGui::instance()->onelab->isBusy()){
+  if(FlGui::instance()->onelab->isBusy()) {
     Msg::Warning("Cannot remove client while solver is running");
     return;
   }
@@ -81,14 +80,14 @@ static void solver_remove_cb(Fl_Widget *w, void *data)
   opt_solver_remote_login(num, GMSH_SET, "");
 
   onelab::server::citer it = onelab::server::instance()->findClient(name);
-  if(it != onelab::server::instance()->lastClient()){
+  if(it != onelab::server::instance()->lastClient()) {
     delete *it;
   }
   FlGui::instance()->onelab->rebuildSolverList();
 }
 
 solverButton::solverButton(int x, int y, int w, int h, int num, Fl_Color col)
-  : Fl_Group(x,y,w,h)
+  : Fl_Group(x, y, w, h)
 {
   int popw = FL_NORMAL_SIZE + 2;
 
@@ -113,10 +112,13 @@ solverButton::solverButton(int x, int y, int w, int h, int num, Fl_Color col)
   _butt[1]->selection_color(col);
   _popup = new Fl_Menu_Button(x + w - popw, y, popw, h);
   _popup->type(Fl_Menu_Button::POPUP123);
-  _popup->add("Rename...", 0, (Fl_Callback *)solver_rename_cb, (void *)(intptr_t)num, 0);
-  _popup->add("Change Executable Location...", 0, (Fl_Callback *)solver_change_exe_cb, (void *)(intptr_t)num,
+  _popup->add("Rename...", 0, (Fl_Callback *)solver_rename_cb,
+              (void *)(intptr_t)num, 0);
+  _popup->add("Change Executable Location...", 0,
+              (Fl_Callback *)solver_change_exe_cb, (void *)(intptr_t)num,
               FL_MENU_DIVIDER);
-  _popup->add("Remove", 0, (Fl_Callback *)solver_remove_cb, (void *)(intptr_t)num, 0);
+  _popup->add("Remove", 0, (Fl_Callback *)solver_remove_cb,
+              (void *)(intptr_t)num, 0);
 
   end(); // close the group
   resizable(_butt[0]);
diff --git a/Fltk/solverButton.h b/Fltk/solverButton.h
index 397220ad5408d925c240bcc9543f5362bc6b5280..c42db59e882ca517c4f5dea1702541f7a0776eb0 100644
--- a/Fltk/solverButton.h
+++ b/Fltk/solverButton.h
@@ -13,14 +13,18 @@
 #include <FL/Fl_Menu_Button.H>
 
 class solverButton : public Fl_Group {
- private:
+private:
   Fl_Button *_butt[2];
   Fl_Menu_Button *_popup;
   char _tooltip[256];
- public:
+
+public:
   solverButton(int x, int y, int w, int h, int num, Fl_Color col);
-  void copy_label(const std::string &label){ _butt[0]->copy_label(label.c_str()); }
-  std::string label(){ return _butt[0]->label(); }
+  void copy_label(const std::string &label)
+  {
+    _butt[0]->copy_label(label.c_str());
+  }
+  std::string label() { return _butt[0]->label(); }
 };
 
 #endif
diff --git a/Fltk/spherePositionWidget.h b/Fltk/spherePositionWidget.h
index 0bdc056b8cb2a64871e6baf8aa938eaebe7371d3..5c07413fcbf0b8e23c8b68766fc76c7005691b1a 100644
--- a/Fltk/spherePositionWidget.h
+++ b/Fltk/spherePositionWidget.h
@@ -14,7 +14,7 @@
 // A small 2D widget to set the coordinates of a point on the unit
 // sphere.
 class spherePositionWidget : public Fl_Widget {
- private:
+private:
   double _x, _y, _z;
   void draw()
   {
@@ -31,50 +31,58 @@ class spherePositionWidget : public Fl_Widget {
   }
   int handle(int event)
   {
-    switch (event) {
+    switch(event) {
     case FL_PUSH:
     case FL_DRAG:
-    case FL_RELEASE: 
-      {
-        int x1 = x() + 3;
-        int y1 = y() + 3;
-        int w1 = w() - 6;
-        int h1 = h() - 6;
-        double xx = (Fl::event_x() - x1) / (0.5 * w1) - 1.;
-        double yy = -((Fl::event_y() - y1) / (0.5 * h1) - 1.);
-        if(xx != _x || yy != _y) {
-          double norm = sqrt(xx * xx + yy * yy);
-          if(norm > 1.){
-            xx /= norm;
-            yy /= norm;
-            norm = 1.;
-          }
-          _x = xx; _y = yy; _z = sqrt(1. - norm);
-          set_changed();
-          redraw();
-          do_callback();
+    case FL_RELEASE: {
+      int x1 = x() + 3;
+      int y1 = y() + 3;
+      int w1 = w() - 6;
+      int h1 = h() - 6;
+      double xx = (Fl::event_x() - x1) / (0.5 * w1) - 1.;
+      double yy = -((Fl::event_y() - y1) / (0.5 * h1) - 1.);
+      if(xx != _x || yy != _y) {
+        double norm = sqrt(xx * xx + yy * yy);
+        if(norm > 1.) {
+          xx /= norm;
+          yy /= norm;
+          norm = 1.;
         }
+        _x = xx;
+        _y = yy;
+        _z = sqrt(1. - norm);
+        set_changed();
+        redraw();
+        do_callback();
       }
+    }
       return 1;
-    default:
-      return 0;
+    default: return 0;
     }
   }
- public:
-  spherePositionWidget(int x, int y, int w, const char *l=0)
+
+public:
+  spherePositionWidget(int x, int y, int w, const char *l = 0)
     : Fl_Widget(x, y, w, w, l), _x(0.), _y(0.), _z(0.)
   {
     box(FL_FLAT_BOX);
     align(FL_ALIGN_BOTTOM);
   }
-  void getValue(double &x, double &y, double &z) const { x = _x; y = _y; z = _z; }
+  void getValue(double &x, double &y, double &z) const
+  {
+    x = _x;
+    y = _y;
+    z = _z;
+  }
   void setValue(double x, double y, double z)
   {
     double norm = sqrt(x * x + y * y + z * z);
-    if(norm){
-      _x = x / norm; _y = y / norm; _z = z / norm;
+    if(norm) {
+      _x = x / norm;
+      _y = y / norm;
+      _z = z / norm;
     }
-    else{
+    else {
       _x = _y = _z = 0.;
     }
     redraw();
diff --git a/Fltk/statisticsWindow.cpp b/Fltk/statisticsWindow.cpp
index c27e3e0a084d7d0d5ab50dd30223e6d1e1c19a39..cead261a73424af61b7a9bc82eee87b88b07f2b6 100644
--- a/Fltk/statisticsWindow.cpp
+++ b/Fltk/statisticsWindow.cpp
@@ -18,9 +18,14 @@
 #include "OS.h"
 #include "Field.h"
 
-enum QM_HISTO {QMH_SICN_XY, QMH_SICN_3D,
-               QMH_GAMMA_XY, QMH_GAMMA_3D,
-               QMH_SIGE_XY, QMH_SIGE_3D};
+enum QM_HISTO {
+  QMH_SICN_XY,
+  QMH_SICN_3D,
+  QMH_GAMMA_XY,
+  QMH_GAMMA_3D,
+  QMH_SIGE_XY,
+  QMH_SIGE_3D
+};
 
 void statistics_cb(Fl_Widget *w, void *data)
 {
@@ -34,50 +39,51 @@ static void statistics_update_cb(Fl_Widget *w, void *data)
 
 static void statistics_histogram_cb(Fl_Widget *w, void *data)
 {
-  QM_HISTO qmh = *(QM_HISTO*)data;
+  QM_HISTO qmh = *(QM_HISTO *)data;
 
   std::vector<double> x, y;
 
-  if (qmh == QMH_SICN_XY) {
-    for(int i = 0; i < 100; i++){
-      x.push_back((double)(2*i-99) / 99);
+  if(qmh == QMH_SICN_XY) {
+    for(int i = 0; i < 100; i++) {
+      x.push_back((double)(2 * i - 99) / 99);
       y.push_back(FlGui::instance()->stats->quality[0][i]);
     }
     new PView("SICN", "# Elements", x, y);
   }
-  else if (qmh == QMH_GAMMA_XY) {
-    for(int i = 0; i < 100; i++){
+  else if(qmh == QMH_GAMMA_XY) {
+    for(int i = 0; i < 100; i++) {
       x.push_back((double)i / 99);
       y.push_back(FlGui::instance()->stats->quality[1][i]);
     }
     new PView("Gamma", "# Elements", x, y);
   }
-  else if (qmh == QMH_SIGE_XY) {
-    for(int i = 0; i < 100; i++){
-      x.push_back((double)(2*i-99) / 99);
+  else if(qmh == QMH_SIGE_XY) {
+    for(int i = 0; i < 100; i++) {
+      x.push_back((double)(2 * i - 99) / 99);
       y.push_back(FlGui::instance()->stats->quality[3][i]);
     }
     new PView("SIGE", "# Elements", x, y);
   }
   else {
-    std::vector<GEntity*> entities_;
+    std::vector<GEntity *> entities_;
     GModel::current()->getEntities(entities_);
     std::map<int, std::vector<double> > d;
-    for (unsigned int i = 0; i < entities_.size(); i++){
-      if (entities_[i]->dim() < 2) continue;
-      for (unsigned int j = 0; j < entities_[i]->getNumMeshElements(); j++) {
+    for(unsigned int i = 0; i < entities_.size(); i++) {
+      if(entities_[i]->dim() < 2) continue;
+      for(unsigned int j = 0; j < entities_[i]->getNumMeshElements(); j++) {
         MElement *e = entities_[i]->getMeshElement(j);
-        if (qmh == QMH_SICN_3D)
+        if(qmh == QMH_SICN_3D)
           d[e->getNum()].push_back(e->minSICNShapeMeasure());
-        else if (qmh == QMH_GAMMA_3D)
+        else if(qmh == QMH_GAMMA_3D)
           d[e->getNum()].push_back(e->gammaShapeMeasure());
-        else if (qmh == QMH_SIGE_3D)
+        else if(qmh == QMH_SIGE_3D)
           d[e->getNum()].push_back(e->minSIGEShapeMeasure());
       }
     }
-    std::string name = (qmh == QMH_SICN_3D) ? "SICN" :
-                       (qmh == QMH_GAMMA_3D) ? "Gamma" :
-                       (qmh == QMH_SIGE_3D) ? "SIGE" : "";
+    std::string name =
+      (qmh == QMH_SICN_3D) ?
+        "SICN" :
+        (qmh == QMH_GAMMA_3D) ? "Gamma" : (qmh == QMH_SIGE_3D) ? "SIGE" : "";
     new PView(name, "ElementData", GModel::current(), d);
   }
 
@@ -93,79 +99,99 @@ statisticsWindow::statisticsWindow(int deltaFontSize)
   int width = 26 * FL_NORMAL_SIZE;
   int height = 5 * WB + 18 * BH;
 
-  win = new paletteWindow
-    (width, height, CTX::instance()->nonModalWindows ? true : false, "Statistics");
+  win = new paletteWindow(width, height,
+                          CTX::instance()->nonModalWindows ? true : false,
+                          "Statistics");
   win->box(GMSH_WINDOW_BOX);
   {
     Fl_Tabs *o = new Fl_Tabs(WB, WB, width - 2 * WB, height - 3 * WB - BH);
     {
-      group[0] = new Fl_Group
-        (WB, WB + BH, width - 2 * WB, height - 3 * WB - 2 * BH, "Geometry");
+      group[0] = new Fl_Group(WB, WB + BH, width - 2 * WB,
+                              height - 3 * WB - 2 * BH, "Geometry");
       value[num++] = new Fl_Output(2 * WB, 2 * WB + 1 * BH, IW, BH, "Points");
       value[num++] = new Fl_Output(2 * WB, 2 * WB + 2 * BH, IW, BH, "Curves");
       value[num++] = new Fl_Output(2 * WB, 2 * WB + 3 * BH, IW, BH, "Surfaces");
       value[num++] = new Fl_Output(2 * WB, 2 * WB + 4 * BH, IW, BH, "Volumes");
-      value[num++] = new Fl_Output(2 * WB, 2 * WB + 5 * BH, IW, BH, "Physical groups");
+      value[num++] =
+        new Fl_Output(2 * WB, 2 * WB + 5 * BH, IW, BH, "Physical groups");
       group[0]->end();
     }
     {
-      group[1] = new Fl_Group
-        (WB, WB + BH, width - 2 * WB, height - 3 * WB - 2 * BH, "Mesh");
+      group[1] = new Fl_Group(WB, WB + BH, width - 2 * WB,
+                              height - 3 * WB - 2 * BH, "Mesh");
       value[num++] = new Fl_Output(2 * WB, 2 * WB + 1 * BH, IW, BH, "Nodes");
       value[num++] = new Fl_Output(2 * WB, 2 * WB + 2 * BH, IW, BH, "Points");
       value[num++] = new Fl_Output(2 * WB, 2 * WB + 3 * BH, IW, BH, "Lines");
-      value[num++] = new Fl_Output(2 * WB, 2 * WB + 4 * BH, IW, BH, "Triangles");
-      value[num++] = new Fl_Output(2 * WB, 2 * WB + 5 * BH, IW, BH, "Quadrangles");
-      value[num++] = new Fl_Output(2 * WB, 2 * WB + 6 * BH, IW, BH, "Tetrahedra");
-      value[num++] = new Fl_Output(2 * WB, 2 * WB + 7 * BH, IW, BH, "Hexahedra");
+      value[num++] =
+        new Fl_Output(2 * WB, 2 * WB + 4 * BH, IW, BH, "Triangles");
+      value[num++] =
+        new Fl_Output(2 * WB, 2 * WB + 5 * BH, IW, BH, "Quadrangles");
+      value[num++] =
+        new Fl_Output(2 * WB, 2 * WB + 6 * BH, IW, BH, "Tetrahedra");
+      value[num++] =
+        new Fl_Output(2 * WB, 2 * WB + 7 * BH, IW, BH, "Hexahedra");
       value[num++] = new Fl_Output(2 * WB, 2 * WB + 8 * BH, IW, BH, "Prisms");
       value[num++] = new Fl_Output(2 * WB, 2 * WB + 9 * BH, IW, BH, "Pyramids");
-      value[num++] = new Fl_Output(2 * WB, 2 * WB + 10 * BH, IW, BH, "Trihedra");
+      value[num++] =
+        new Fl_Output(2 * WB, 2 * WB + 10 * BH, IW, BH, "Trihedra");
 
-      value[num++] = new Fl_Output(2 * WB, 2 * WB + 11 * BH, IW, BH, "Time for 1D mesh");
-      value[num++] = new Fl_Output(2 * WB, 2 * WB + 12 * BH, IW, BH, "Time for 2D mesh");
-      value[num++] = new Fl_Output(2 * WB, 2 * WB + 13 * BH, IW, BH, "Time for 3D mesh");
+      value[num++] =
+        new Fl_Output(2 * WB, 2 * WB + 11 * BH, IW, BH, "Time for 1D mesh");
+      value[num++] =
+        new Fl_Output(2 * WB, 2 * WB + 12 * BH, IW, BH, "Time for 2D mesh");
+      value[num++] =
+        new Fl_Output(2 * WB, 2 * WB + 13 * BH, IW, BH, "Time for 3D mesh");
 
       value[num] = new Fl_Output(2 * WB, 2 * WB + 14 * BH, IW, BH, "SICN");
-      value[num]->tooltip("~ signed inverse condition number"); num++;
+      value[num]->tooltip("~ signed inverse condition number");
+      num++;
       value[num] = new Fl_Output(2 * WB, 2 * WB + 15 * BH, IW, BH, "Gamma");
-      value[num]->tooltip("~ inscribed_radius / circumscribed_radius (simplices)"); num++;
+      value[num]->tooltip(
+        "~ inscribed_radius / circumscribed_radius (simplices)");
+      num++;
       value[num] = new Fl_Output(2 * WB, 2 * WB + 16 * BH, IW, BH, "SIGE");
-      value[num]->tooltip("~ signed inverse error on gradient FE solution"); num++;
+      value[num]->tooltip("~ signed inverse error on gradient FE solution");
+      num++;
 
-      for(int i = 0; i < 3; i++){
+      for(int i = 0; i < 3; i++) {
         int ww = 3 * FL_NORMAL_SIZE;
-        new Fl_Box
-          (FL_NO_BOX, width - 3 * ww - 2 * WB, 2 * WB + (14 + i) * BH, ww, BH, "Plot");
-        butt[2 * i] = new Fl_Button
-          (width - 2 * ww - 2 * WB, 2 * WB + (14 + i) * BH, ww, BH, "X-Y");
-        butt[2 * i + 1] = new Fl_Button
-          (width - ww - 2 * WB, 2 * WB + (14 + i) * BH, ww, BH, "3D");
+        new Fl_Box(FL_NO_BOX, width - 3 * ww - 2 * WB, 2 * WB + (14 + i) * BH,
+                   ww, BH, "Plot");
+        butt[2 * i] = new Fl_Button(width - 2 * ww - 2 * WB,
+                                    2 * WB + (14 + i) * BH, ww, BH, "X-Y");
+        butt[2 * i + 1] = new Fl_Button(width - ww - 2 * WB,
+                                        2 * WB + (14 + i) * BH, ww, BH, "3D");
       }
-      static const QM_HISTO qmh0 = QMH_SICN_XY, qmh1 = QMH_SICN_3D, qmh2 = QMH_GAMMA_XY,
-                            qmh3 = QMH_GAMMA_3D, qmh4 = QMH_SIGE_XY, qmh5 = QMH_SIGE_3D;
-      butt[0]->callback(statistics_histogram_cb, (void*) &qmh0);
-      butt[1]->callback(statistics_histogram_cb, (void*) &qmh1);
-      butt[2]->callback(statistics_histogram_cb, (void*) &qmh2);
-      butt[3]->callback(statistics_histogram_cb, (void*) &qmh3);
-      butt[4]->callback(statistics_histogram_cb, (void*) &qmh4);
-      butt[5]->callback(statistics_histogram_cb, (void*) &qmh5);
+      static const QM_HISTO qmh0 = QMH_SICN_XY, qmh1 = QMH_SICN_3D,
+                            qmh2 = QMH_GAMMA_XY, qmh3 = QMH_GAMMA_3D,
+                            qmh4 = QMH_SIGE_XY, qmh5 = QMH_SIGE_3D;
+      butt[0]->callback(statistics_histogram_cb, (void *)&qmh0);
+      butt[1]->callback(statistics_histogram_cb, (void *)&qmh1);
+      butt[2]->callback(statistics_histogram_cb, (void *)&qmh2);
+      butt[3]->callback(statistics_histogram_cb, (void *)&qmh3);
+      butt[4]->callback(statistics_histogram_cb, (void *)&qmh4);
+      butt[5]->callback(statistics_histogram_cb, (void *)&qmh5);
 
       group[1]->end();
     }
     {
-      group[2] = new Fl_Group
-        (WB, WB + BH, width - 2 * WB, height - 3 * WB - 2 * BH, "Post-processing");
+      group[2] = new Fl_Group(WB, WB + BH, width - 2 * WB,
+                              height - 3 * WB - 2 * BH, "Post-processing");
       value[num++] = new Fl_Output(2 * WB, 2 * WB + 1 * BH, IW, BH, "Views");
       value[num++] = new Fl_Output(2 * WB, 2 * WB + 2 * BH, IW, BH, "Points");
       value[num++] = new Fl_Output(2 * WB, 2 * WB + 3 * BH, IW, BH, "Lines");
-      value[num++] = new Fl_Output(2 * WB, 2 * WB + 4 * BH, IW, BH, "Triangles");
-      value[num++] = new Fl_Output(2 * WB, 2 * WB + 5 * BH, IW, BH, "Quadrangles");
-      value[num++] = new Fl_Output(2 * WB, 2 * WB + 6 * BH, IW, BH, "Tetrahedra");
-      value[num++] = new Fl_Output(2 * WB, 2 * WB + 7 * BH, IW, BH, "Hexahedra");
+      value[num++] =
+        new Fl_Output(2 * WB, 2 * WB + 4 * BH, IW, BH, "Triangles");
+      value[num++] =
+        new Fl_Output(2 * WB, 2 * WB + 5 * BH, IW, BH, "Quadrangles");
+      value[num++] =
+        new Fl_Output(2 * WB, 2 * WB + 6 * BH, IW, BH, "Tetrahedra");
+      value[num++] =
+        new Fl_Output(2 * WB, 2 * WB + 7 * BH, IW, BH, "Hexahedra");
       value[num++] = new Fl_Output(2 * WB, 2 * WB + 8 * BH, IW, BH, "Prisms");
       value[num++] = new Fl_Output(2 * WB, 2 * WB + 9 * BH, IW, BH, "Pyramids");
-      value[num++] = new Fl_Output(2 * WB, 2 * WB + 10 * BH, IW, BH, "Trihedra");
+      value[num++] =
+        new Fl_Output(2 * WB, 2 * WB + 10 * BH, IW, BH, "Trihedra");
       value[num++] = new Fl_Output(2 * WB, 2 * WB + 11 * BH, IW, BH, "Strings");
       group[2]->end();
     }
@@ -181,12 +207,13 @@ statisticsWindow::statisticsWindow(int deltaFontSize)
     memUsage = new Fl_Box(WB, height - BH - WB, width / 2, BH, "");
     memUsage->align(FL_ALIGN_LEFT | FL_ALIGN_INSIDE);
 
-    Fl_Return_Button *o = new Fl_Return_Button
-      (width - BB - WB, height - BH - WB, BB, BH, "Update");
+    Fl_Return_Button *o =
+      new Fl_Return_Button(width - BB - WB, height - BH - WB, BB, BH, "Update");
     o->callback(statistics_update_cb);
   }
 
-  win->position(CTX::instance()->statPosition[0], CTX::instance()->statPosition[1]);
+  win->position(CTX::instance()->statPosition[0],
+                CTX::instance()->statPosition[1]);
   win->end();
 
   FL_NORMAL_SIZE += deltaFontSize;
@@ -204,81 +231,143 @@ void statisticsWindow::compute(bool elementQuality)
     GetStatistics(s);
 
   // geom
-  sprintf(label[num], "%g", s[0]); value[num]->value(label[num]); num++;
-  sprintf(label[num], "%g", s[1]); value[num]->value(label[num]); num++;
-  sprintf(label[num], "%g", s[2]); value[num]->value(label[num]); num++;
-  sprintf(label[num], "%g", s[3]); value[num]->value(label[num]); num++;
-  sprintf(label[num], "%g", s[45]); value[num]->value(label[num]); num++;
+  sprintf(label[num], "%g", s[0]);
+  value[num]->value(label[num]);
+  num++;
+  sprintf(label[num], "%g", s[1]);
+  value[num]->value(label[num]);
+  num++;
+  sprintf(label[num], "%g", s[2]);
+  value[num]->value(label[num]);
+  num++;
+  sprintf(label[num], "%g", s[3]);
+  value[num]->value(label[num]);
+  num++;
+  sprintf(label[num], "%g", s[45]);
+  value[num]->value(label[num]);
+  num++;
 
   // mesh
-  sprintf(label[num], "%g", s[4]); value[num]->value(label[num]); num++;
-  sprintf(label[num], "%g", s[5]); value[num]->value(label[num]); num++;
-  sprintf(label[num], "%g", s[6]); value[num]->value(label[num]); num++;
-  sprintf(label[num], "%g", s[7]); value[num]->value(label[num]); num++;
-  sprintf(label[num], "%g", s[8]); value[num]->value(label[num]); num++;
-  sprintf(label[num], "%g", s[9]); value[num]->value(label[num]); num++;
-  sprintf(label[num], "%g", s[10]); value[num]->value(label[num]); num++;
-  sprintf(label[num], "%g", s[11]); value[num]->value(label[num]); num++;
-  sprintf(label[num], "%g", s[12]); value[num]->value(label[num]); num++;
-  sprintf(label[num], "%g", s[13]); value[num]->value(label[num]); num++;
-
-  sprintf(label[num], "%g", s[14]); value[num]->value(label[num]); num++;
-  sprintf(label[num], "%g", s[15]); value[num]->value(label[num]); num++;
-  sprintf(label[num], "%g", s[16]); value[num]->value(label[num]); num++;
-
-  if(!elementQuality){
+  sprintf(label[num], "%g", s[4]);
+  value[num]->value(label[num]);
+  num++;
+  sprintf(label[num], "%g", s[5]);
+  value[num]->value(label[num]);
+  num++;
+  sprintf(label[num], "%g", s[6]);
+  value[num]->value(label[num]);
+  num++;
+  sprintf(label[num], "%g", s[7]);
+  value[num]->value(label[num]);
+  num++;
+  sprintf(label[num], "%g", s[8]);
+  value[num]->value(label[num]);
+  num++;
+  sprintf(label[num], "%g", s[9]);
+  value[num]->value(label[num]);
+  num++;
+  sprintf(label[num], "%g", s[10]);
+  value[num]->value(label[num]);
+  num++;
+  sprintf(label[num], "%g", s[11]);
+  value[num]->value(label[num]);
+  num++;
+  sprintf(label[num], "%g", s[12]);
+  value[num]->value(label[num]);
+  num++;
+  sprintf(label[num], "%g", s[13]);
+  value[num]->value(label[num]);
+  num++;
+
+  sprintf(label[num], "%g", s[14]);
+  value[num]->value(label[num]);
+  num++;
+  sprintf(label[num], "%g", s[15]);
+  value[num]->value(label[num]);
+  num++;
+  sprintf(label[num], "%g", s[16]);
+  value[num]->value(label[num]);
+  num++;
+
+  if(!elementQuality) {
     for(int i = 0; i < 6; i += 2) butt[i]->deactivate();
     sprintf(label[num], "Press Update");
     value[num]->deactivate();
-    value[num]->value(label[num]); num++;
+    value[num]->value(label[num]);
+    num++;
     sprintf(label[num], "Press Update");
     value[num]->deactivate();
-    value[num]->value(label[num]); num++;
+    value[num]->value(label[num]);
+    num++;
     sprintf(label[num], "Press Update");
     value[num]->deactivate();
-    value[num]->value(label[num]); num++;
+    value[num]->value(label[num]);
+    num++;
   }
-  else{
+  else {
     for(int i = 0; i < 6; i += 2) butt[i]->activate();
     sprintf(label[num], "%.4g (%.4g->%.4g)", s[18], s[19], s[20]);
     value[num]->activate();
-    value[num]->value(label[num]); num++;
+    value[num]->value(label[num]);
+    num++;
     sprintf(label[num], "%.4g (%.4g->%.4g)", s[21], s[22], s[23]);
     value[num]->activate();
-    value[num]->value(label[num]); num++;
+    value[num]->value(label[num]);
+    num++;
     sprintf(label[num], "%.4g (%.4g->%.4g)", s[24], s[25], s[26]);
     value[num]->activate();
-    value[num]->value(label[num]); num++;
+    value[num]->value(label[num]);
+    num++;
   }
 
   // post
-  sprintf(label[num], "%g", s[27]); value[num]->value(label[num]); num++;
-  sprintf(label[num], "%g", s[28]); value[num]->value(label[num]); num++;
-  sprintf(label[num], "%g", s[29]); value[num]->value(label[num]); num++;
-  sprintf(label[num], "%g", s[30]); value[num]->value(label[num]); num++;
-  sprintf(label[num], "%g", s[31]); value[num]->value(label[num]); num++;
-  sprintf(label[num], "%g", s[32]); value[num]->value(label[num]); num++;
-  sprintf(label[num], "%g", s[33]); value[num]->value(label[num]); num++;
-  sprintf(label[num], "%g", s[34]); value[num]->value(label[num]); num++;
-  sprintf(label[num], "%g", s[35]); value[num]->value(label[num]); num++;
-  sprintf(label[num], "%g", s[36]); value[num]->value(label[num]); num++;
-  sprintf(label[num], "%g", s[37]); value[num]->value(label[num]); num++;
+  sprintf(label[num], "%g", s[27]);
+  value[num]->value(label[num]);
+  num++;
+  sprintf(label[num], "%g", s[28]);
+  value[num]->value(label[num]);
+  num++;
+  sprintf(label[num], "%g", s[29]);
+  value[num]->value(label[num]);
+  num++;
+  sprintf(label[num], "%g", s[30]);
+  value[num]->value(label[num]);
+  num++;
+  sprintf(label[num], "%g", s[31]);
+  value[num]->value(label[num]);
+  num++;
+  sprintf(label[num], "%g", s[32]);
+  value[num]->value(label[num]);
+  num++;
+  sprintf(label[num], "%g", s[33]);
+  value[num]->value(label[num]);
+  num++;
+  sprintf(label[num], "%g", s[34]);
+  value[num]->value(label[num]);
+  num++;
+  sprintf(label[num], "%g", s[35]);
+  value[num]->value(label[num]);
+  num++;
+  sprintf(label[num], "%g", s[36]);
+  value[num]->value(label[num]);
+  num++;
+  sprintf(label[num], "%g", s[37]);
+  value[num]->value(label[num]);
+  num++;
 
   static char mem[256];
   long m = GetMemoryUsage();
-  if(m){
-    sprintf(mem, "Memory usage: %gMb", GetMemoryUsage()/1024./1024.);
+  if(m) {
+    sprintf(mem, "Memory usage: %gMb", GetMemoryUsage() / 1024. / 1024.);
     memUsage->label(mem);
   }
 }
 
 void statisticsWindow::show()
 {
-  if(!win->shown())
-    compute(false);
+  if(!win->shown()) compute(false);
 
-  for(int i = 0; i < 3; i++)
-    group[i]->hide();
+  for(int i = 0; i < 3; i++) group[i]->hide();
 
   if(GModel::current()->getMeshStatus(true) > 0)
     group[1]->show();
diff --git a/Fltk/statisticsWindow.h b/Fltk/statisticsWindow.h
index 3ca5476deb55b90f3e4a4889446f5af5d20b8de2..03c03dbffc595e47a6dfaa094077a37bf45280b8 100644
--- a/Fltk/statisticsWindow.h
+++ b/Fltk/statisticsWindow.h
@@ -11,15 +11,16 @@
 #include <FL/Fl_Button.H>
 #include <FL/Fl_Group.H>
 
-class statisticsWindow{
- public:
+class statisticsWindow {
+public:
   Fl_Window *win;
   Fl_Output *value[50];
   Fl_Button *butt[8];
   Fl_Group *group[3];
   Fl_Box *memUsage;
   double quality[3][100];
- public:
+
+public:
   statisticsWindow(int deltaFontSize);
   void compute(bool elementQuality);
   void show();
diff --git a/Fltk/treeIcons.h b/Fltk/treeIcons.h
index dffe531b5f4238eae3c0d4ae649b771e779529c5..07ed0646845049c4a403fd234127675cbd9d2ee4 100644
--- a/Fltk/treeIcons.h
+++ b/Fltk/treeIcons.h
@@ -8,82 +8,36 @@
 
 #include <FL/Fl_Pixmap.H>
 
-#define TREE_ICON_RIGHT(col)\
-  "11 11 2 1",\
-  ". c None",\
-  col,\
-  "...@.......",\
-  "...@@......",\
-  "...@@@.....",\
-  "...@@@@....",\
-  "...@@@@@...",\
-  "...@@@@@@..",\
-  "...@@@@@...",\
-  "...@@@@....",\
-  "...@@@.....",\
-  "...@@......",\
-  "...@......."
-
-#define TREE_ICON_DOWN(col)\
-  "11 11 2 1",\
-  ".  c None",\
-  col,\
-  "...........",\
-  "...........",\
-  "...........",\
-  "@@@@@@@@@@@",\
-  ".@@@@@@@@@.",\
-  "..@@@@@@@..",\
-  "...@@@@@...",\
-  "....@@@....",\
-  ".....@.....",\
-  "...........",\
-  "..........."
-
-#define TREE_ICON_PLUS(col)\
-  "11 11 3 1",\
-  col,\
-  "# c #323232",\
-  "@ c #000000",\
-  "###########",\
-  "#.........#",\
-  "#.........#",\
-  "#....@....#",\
-  "#....@....#",\
-  "#..@@@@@..#",\
-  "#....@....#",\
-  "#....@....#",\
-  "#.........#",\
-  "#.........#",\
-  "###########"
-
-#define TREE_ICON_MINUS(col)\
-  "11 11 3 1",\
-  col,\
-  "#	c #323232",\
-  "@	c #000000",\
-  "###########",\
-  "#.........#",\
-  "#.........#",\
-  "#.........#",\
-  "#.........#",\
-  "#..@@@@@..#",\
-  "#.........#",\
-  "#.........#",\
-  "#.........#",\
-  "#.........#",\
-  "###########"
+#define TREE_ICON_RIGHT(col)                                                   \
+  "11 11 2 1", ". c None", col, "...@.......", "...@@......", "...@@@.....",   \
+    "...@@@@....", "...@@@@@...", "...@@@@@@..", "...@@@@@...", "...@@@@....", \
+    "...@@@.....", "...@@......", "...@......."
+
+#define TREE_ICON_DOWN(col)                                                    \
+  "11 11 2 1", ".  c None", col, "...........", "...........", "...........",  \
+    "@@@@@@@@@@@", ".@@@@@@@@@.", "..@@@@@@@..", "...@@@@@...", "....@@@....", \
+    ".....@.....", "...........", "..........."
+
+#define TREE_ICON_PLUS(col)                                                    \
+  "11 11 3 1", col, "# c #323232", "@ c #000000", "###########",               \
+    "#.........#", "#.........#", "#....@....#", "#....@....#", "#..@@@@@..#", \
+    "#....@....#", "#....@....#", "#.........#", "#.........#", "###########"
+
+#define TREE_ICON_MINUS(col)                                                   \
+  "11 11 3 1", col, "#	c #323232", "@	c #000000", "###########",         \
+    "#.........#", "#.........#", "#.........#", "#.........#", "#..@@@@@..#", \
+    "#.........#", "#.........#", "#.........#", "#.........#", "###########"
 
 #if defined(__APPLE__)
-static const char * const open_xpm_light[] = {TREE_ICON_RIGHT("@ c #222222")};
-static const char * const close_xpm_light[] = {TREE_ICON_DOWN("@ c #222222")};
-static const char * const open_xpm_dark[] = {TREE_ICON_RIGHT("@ c #444444")};
-static const char * const close_xpm_dark[] = {TREE_ICON_DOWN("@ c #444444")};
+static const char *const open_xpm_light[] = {TREE_ICON_RIGHT("@ c #222222")};
+static const char *const close_xpm_light[] = {TREE_ICON_DOWN("@ c #222222")};
+static const char *const open_xpm_dark[] = {TREE_ICON_RIGHT("@ c #444444")};
+static const char *const close_xpm_dark[] = {TREE_ICON_DOWN("@ c #444444")};
 #else
-static const char * const open_xpm_light[] = {TREE_ICON_PLUS(". c #fefefe")};
-static const char * const close_xpm_light[] = {TREE_ICON_MINUS(". c #fefefe")};
-static const char * const open_xpm_dark[] = {TREE_ICON_PLUS(". c #bbbbbb")};
-static const char * const close_xpm_dark[] = {TREE_ICON_MINUS(". c #bbbbbb")};
+static const char *const open_xpm_light[] = {TREE_ICON_PLUS(". c #fefefe")};
+static const char *const close_xpm_light[] = {TREE_ICON_MINUS(". c #fefefe")};
+static const char *const open_xpm_dark[] = {TREE_ICON_PLUS(". c #bbbbbb")};
+static const char *const close_xpm_dark[] = {TREE_ICON_MINUS(". c #bbbbbb")};
 #endif
 
 static Fl_Pixmap open_pixmap_light(open_xpm_light);
diff --git a/Fltk/viewButton.cpp b/Fltk/viewButton.cpp
index 86cd035a2507e1b73cf602d97787d50eee7a3b85..57953ff9b3a2ad3af529ab3276ca976fd3f7a51d 100644
--- a/Fltk/viewButton.cpp
+++ b/Fltk/viewButton.cpp
@@ -31,11 +31,13 @@ static void view_toggle_cb(Fl_Widget *w, void *data)
 {
   int num = (intptr_t)data;
   viewButton *but = FlGui::instance()->onelab->getViewButton(num);
-  if(but){
-    if(Fl::event_state(FL_SHIFT)){
-      for(unsigned int i = 0; i < PView::list.size(); i++){
-        if((int)i != num) opt_view_visible(i, GMSH_SET | GMSH_GUI, 0);
-        else opt_view_visible(i, GMSH_SET | GMSH_GUI, 1);
+  if(but) {
+    if(Fl::event_state(FL_SHIFT)) {
+      for(unsigned int i = 0; i < PView::list.size(); i++) {
+        if((int)i != num)
+          opt_view_visible(i, GMSH_SET | GMSH_GUI, 0);
+        else
+          opt_view_visible(i, GMSH_SET | GMSH_GUI, 1);
       }
     }
     else
@@ -46,11 +48,12 @@ static void view_toggle_cb(Fl_Widget *w, void *data)
 
 static void view_reload(int index)
 {
-  if(index >= 0 && index < (int)PView::list.size()){
+  if(index >= 0 && index < (int)PView::list.size()) {
     PView *p = PView::list[index];
 
-    if(StatFile(p->getData()->getFileName())){
-      Msg::Error("File '%s' does not exist", p->getData()->getFileName().c_str());
+    if(StatFile(p->getData()->getFileName())) {
+      Msg::Error("File '%s' does not exist",
+                 p->getData()->getFileName().c_str());
       return;
     }
 
@@ -59,7 +62,7 @@ static void view_reload(int index)
     // FIXME: use fileIndex
     MergeFile(p->getData()->getFileName());
 
-    if((int)PView::list.size() > n){ // we loaded a new view
+    if((int)PView::list.size() > n) { // we loaded a new view
       // delete old data and replace with new
       delete p->getData();
       p->setData(PView::list.back()->getData());
@@ -83,16 +86,14 @@ static void view_reload_cb(Fl_Widget *w, void *data)
 
 static void view_reload_all_cb(Fl_Widget *w, void *data)
 {
-  for(unsigned int i = 0; i < PView::list.size(); i++)
-    view_reload(i);
+  for(unsigned int i = 0; i < PView::list.size(); i++) view_reload(i);
   drawContext::global()->draw();
 }
 
 static void view_reload_visible_cb(Fl_Widget *w, void *data)
 {
   for(unsigned int i = 0; i < PView::list.size(); i++)
-    if(opt_view_visible(i, GMSH_GET, 0))
-      view_reload(i);
+    if(opt_view_visible(i, GMSH_GET, 0)) view_reload(i);
   drawContext::global()->draw();
 }
 
@@ -116,23 +117,23 @@ static void view_remove_all_cb(Fl_Widget *w, void *data)
 {
   if(PView::list.empty()) return;
   int mode = (intptr_t)data;
-  if(mode == -1){ // remove all
+  if(mode == -1) { // remove all
     if(PView::list.empty()) return;
     while(PView::list.size()) delete PView::list[0];
   }
-  else if(mode == -2){ // remove all visible
+  else if(mode == -2) { // remove all visible
     for(int i = PView::list.size() - 1; i >= 0; i--)
       if(opt_view_visible(i, GMSH_GET, 0)) delete PView::list[i];
   }
-  else if(mode == -3){ // remove all invisible
+  else if(mode == -3) { // remove all invisible
     for(int i = PView::list.size() - 1; i >= 0; i--)
       if(!opt_view_visible(i, GMSH_GET, 0)) delete PView::list[i];
   }
-  else if(mode == -4){ // remove all empty
+  else if(mode == -4) { // remove all empty
     for(int i = PView::list.size() - 1; i >= 0; i--)
       if(PView::list[i]->getData()->empty()) delete PView::list[i];
   }
-  else if(mode >=0 && mode < (int)PView::list.size()){ // remove by name
+  else if(mode >= 0 && mode < (int)PView::list.size()) { // remove by name
     std::string name = PView::list[mode]->getData()->getName();
     for(int i = PView::list.size() - 1; i >= 0; i--)
       if(PView::list[i]->getData()->getName() == name) delete PView::list[i];
@@ -150,28 +151,25 @@ static void view_remove_cb(Fl_Widget *w, void *data)
 }
 
 #if defined(HAVE_NATIVE_FILE_CHOOSER)
-#  define TT "\t"
-#  define NN "\n"
+#define TT "\t"
+#define NN "\n"
 #else
-#  define TT " ("
-#  define NN ")\t"
+#define TT " ("
+#define NN ")\t"
 #endif
 
 static void view_save_cb(Fl_Widget *w, void *data)
 {
   static const char *formats =
-    "Gmsh Parsed" TT "*.pos" NN
-    "Gmsh Mesh-based" TT "*.pos" NN
-    "Gmsh Legacy ASCII" TT "*.pos" NN
-    "Gmsh Legacy Binary" TT "*.pos" NN
-    "MED" TT "*.rmed" NN
-    "STL Surface" TT "*.stl" NN
-    "Generic TXT" TT "*.txt" NN;
+    "Gmsh Parsed" TT "*.pos" NN "Gmsh Mesh-based" TT "*.pos" NN
+    "Gmsh Legacy ASCII" TT "*.pos" NN "Gmsh Legacy Binary" TT "*.pos" NN
+    "MED" TT "*.rmed" NN "STL Surface" TT "*.stl" NN "Generic TXT" TT
+    "*.txt" NN;
 
   PView *view = PView::list[(intptr_t)data];
- test:
+test:
   if(fileChooser(FILE_CHOOSER_CREATE, "Export", formats,
-                 view->getData()->getFileName().c_str())){
+                 view->getData()->getFileName().c_str())) {
     std::string name = fileChooserGetName(1);
     if(CTX::instance()->confirmOverwrite) {
       if(!StatFile(name))
@@ -180,7 +178,7 @@ static void view_save_cb(Fl_Widget *w, void *data)
           goto test;
     }
     int format = 0;
-    switch(fileChooserGetFilter()){
+    switch(fileChooserGetFilter()) {
     case 0: format = 2; break;
     case 1: format = 5; break;
     case 2: format = 0; break;
@@ -253,23 +251,25 @@ static void view_all_visible_cb(Fl_Widget *w, void *data)
   if(mode >= 0) name = PView::list[mode]->getData()->getName();
   for(unsigned int i = 0; i < PView::list.size(); i++)
     opt_view_visible(i, GMSH_SET | GMSH_GUI,
-                     (mode == -1) ? 1 :
-                     (mode == -2) ? 0 :
-                     (mode == -3) ? !opt_view_visible(i, GMSH_GET, 0) :
-                     (name == PView::list[i]->getData()->getName()) ? 1 :
-                     0);
+                     (mode == -1) ?
+                       1 :
+                       (mode == -2) ?
+                       0 :
+                       (mode == -3) ?
+                       !opt_view_visible(i, GMSH_GET, 0) :
+                       (name == PView::list[i]->getData()->getName()) ? 1 : 0);
   drawContext::global()->draw();
 }
 
 static void view_applybgmesh_cb(Fl_Widget *w, void *data)
 {
-  int index =  (intptr_t)data;
+  int index = (intptr_t)data;
   if(index >= 0 && index < (int)PView::list.size())
     GModel::current()->getFields()->setBackgroundMesh(index);
 }
 
 viewButton::viewButton(int x, int y, int w, int h, int num, Fl_Color col)
-  : Fl_Group(x,y,w,h)
+  : Fl_Group(x, y, w, h)
 {
   int popw = FL_NORMAL_SIZE + 2;
 
@@ -298,64 +298,69 @@ viewButton::viewButton(int x, int y, int w, int h, int num, Fl_Color col)
   _popup = new Fl_Menu_Button(x + w - popw, y, popw, h);
   _popup->type(Fl_Menu_Button::POPUP123);
 
-  _popup->add("Options", 'o',
-              (Fl_Callback *) view_options_cb, (void *)(intptr_t)num, 0);
-  _popup->add("_Plugins", 'p',
-              (Fl_Callback *) plugin_cb, (void *)(intptr_t)num, 0);
-
-  _popup->add("Reload", 'r',
-              (Fl_Callback *) view_reload_cb, (void *)(intptr_t)num, 0);
-  _popup->add("Reload Views/All", 0,
-              (Fl_Callback *) view_reload_all_cb, (void *)(intptr_t)num, 0);
-  _popup->add("Reload Views/Visible", 0,
-              (Fl_Callback *) view_reload_visible_cb, (void *)(intptr_t)num, 0);
-  _popup->add("_Create Alias", 0,
-              (Fl_Callback *) view_alias_with_options_cb, (void *)(intptr_t)num, 0);
-
-  _popup->add("Remove", FL_Delete,
-              (Fl_Callback *) view_remove_cb, (void *)(intptr_t)num, 0);
-  _popup->add("_Remove Views/All", 0,
-              (Fl_Callback *) view_remove_all_cb, (void *)-1, 0);
-  _popup->add("Remove Views/Visible", 0,
-              (Fl_Callback *) view_remove_all_cb, (void *)-2, 0);
-  _popup->add("Remove Views/Invisible", 0,
-              (Fl_Callback *) view_remove_all_cb, (void *)-3, 0);
-  _popup->add("Remove Views/Other", 0,
-              (Fl_Callback *) view_remove_other_cb, (void *)(intptr_t)num, 0);
-  _popup->add("Remove Views/Empty", 0,
-              (Fl_Callback *) view_remove_all_cb, (void *)-4, 0);
+  _popup->add("Options", 'o', (Fl_Callback *)view_options_cb,
+              (void *)(intptr_t)num, 0);
+  _popup->add("_Plugins", 'p', (Fl_Callback *)plugin_cb, (void *)(intptr_t)num,
+              0);
+
+  _popup->add("Reload", 'r', (Fl_Callback *)view_reload_cb,
+              (void *)(intptr_t)num, 0);
+  _popup->add("Reload Views/All", 0, (Fl_Callback *)view_reload_all_cb,
+              (void *)(intptr_t)num, 0);
+  _popup->add("Reload Views/Visible", 0, (Fl_Callback *)view_reload_visible_cb,
+              (void *)(intptr_t)num, 0);
+  _popup->add("_Create Alias", 0, (Fl_Callback *)view_alias_with_options_cb,
+              (void *)(intptr_t)num, 0);
+
+  _popup->add("Remove", FL_Delete, (Fl_Callback *)view_remove_cb,
+              (void *)(intptr_t)num, 0);
+  _popup->add("_Remove Views/All", 0, (Fl_Callback *)view_remove_all_cb,
+              (void *)-1, 0);
+  _popup->add("Remove Views/Visible", 0, (Fl_Callback *)view_remove_all_cb,
+              (void *)-2, 0);
+  _popup->add("Remove Views/Invisible", 0, (Fl_Callback *)view_remove_all_cb,
+              (void *)-3, 0);
+  _popup->add("Remove Views/Other", 0, (Fl_Callback *)view_remove_other_cb,
+              (void *)(intptr_t)num, 0);
+  _popup->add("Remove Views/Empty", 0, (Fl_Callback *)view_remove_all_cb,
+              (void *)-4, 0);
   _popup->add("Remove Views/With Same Name", 0,
-              (Fl_Callback *) view_remove_all_cb, (void *)(intptr_t)num, 0);
-
-  _popup->add("Sort By Name", 0,
-              (Fl_Callback *) view_sort_cb, (void *)0, 0);
-  _popup->add("Set Visibility/All On", 0,
-              (Fl_Callback *) view_all_visible_cb, (void *)-1, 0);
-  _popup->add("Set Visibility/All Off", 0,
-              (Fl_Callback *) view_all_visible_cb, (void *)-2, 0);
-  _popup->add("Set Visibility/Invert", 0,
-              (Fl_Callback *) view_all_visible_cb, (void *)-3, 0);
+              (Fl_Callback *)view_remove_all_cb, (void *)(intptr_t)num, 0);
+
+  _popup->add("Sort By Name", 0, (Fl_Callback *)view_sort_cb, (void *)0, 0);
+  _popup->add("Set Visibility/All On", 0, (Fl_Callback *)view_all_visible_cb,
+              (void *)-1, 0);
+  _popup->add("Set Visibility/All Off", 0, (Fl_Callback *)view_all_visible_cb,
+              (void *)-2, 0);
+  _popup->add("Set Visibility/Invert", 0, (Fl_Callback *)view_all_visible_cb,
+              (void *)-3, 0);
   _popup->add("Set Visibility/Same Name On", 0,
-              (Fl_Callback *) view_all_visible_cb, (void *)(intptr_t)num, 0);
+              (Fl_Callback *)view_all_visible_cb, (void *)(intptr_t)num, 0);
 
   _popup->add("Combine Elements/From All Views", 0,
-              (Fl_Callback *) view_combine_space_all_cb, (void *)(intptr_t)num, 0);
+              (Fl_Callback *)view_combine_space_all_cb, (void *)(intptr_t)num,
+              0);
   _popup->add("Combine Elements/From Visible Views", 0,
-              (Fl_Callback *) view_combine_space_visible_cb, (void *)(intptr_t)num, 0);
+              (Fl_Callback *)view_combine_space_visible_cb,
+              (void *)(intptr_t)num, 0);
   _popup->add("Combine Elements/From All Views With Same Name", 0,
-              (Fl_Callback *) view_combine_space_by_name_cb, (void *)(intptr_t)num, 0);
+              (Fl_Callback *)view_combine_space_by_name_cb,
+              (void *)(intptr_t)num, 0);
 
   _popup->add("_Combine Time Steps/From All Views", 0,
-              (Fl_Callback *) view_combine_time_all_cb, (void *)(intptr_t)num, 0);
+              (Fl_Callback *)view_combine_time_all_cb, (void *)(intptr_t)num,
+              0);
   _popup->add("Combine Time Steps/From Visible Views", 0,
-              (Fl_Callback *) view_combine_time_visible_cb, (void *)(intptr_t)num, 0);
+              (Fl_Callback *)view_combine_time_visible_cb,
+              (void *)(intptr_t)num, 0);
   _popup->add("Combine Time Steps/From All Views With Same Name", 0,
-              (Fl_Callback *) view_combine_time_by_name_cb, (void *)(intptr_t)num, 0);
+              (Fl_Callback *)view_combine_time_by_name_cb,
+              (void *)(intptr_t)num, 0);
 
-  _popup->add("Apply As Background Mesh", 0,
-              (Fl_Callback *) view_applybgmesh_cb, (void *)(intptr_t)num, 0);
-  _popup->add("Export...", 0,
-              (Fl_Callback *) view_save_cb, (void *)(intptr_t)num, 0);
+  _popup->add("Apply As Background Mesh", 0, (Fl_Callback *)view_applybgmesh_cb,
+              (void *)(intptr_t)num, 0);
+  _popup->add("Export...", 0, (Fl_Callback *)view_save_cb,
+              (void *)(intptr_t)num, 0);
 
   end(); // close the group
   resizable(_toggle);
diff --git a/Fltk/viewButton.h b/Fltk/viewButton.h
index c67e1518c7023a1148c877285c6fd3bc2338e85e..a2b7d04832b2eb226cfcf10bb616f98688c933a6 100644
--- a/Fltk/viewButton.h
+++ b/Fltk/viewButton.h
@@ -13,17 +13,21 @@
 #include <FL/Fl_Menu_Button.H>
 
 class viewButton : public Fl_Group {
- private:
+private:
   Fl_Check_Button *_toggle;
   Fl_Button *_butt;
   Fl_Menu_Button *_popup;
   char _tooltip[256];
- public:
+
+public:
   viewButton(int x, int y, int w, int h, int num, Fl_Color col);
   double value() { return _toggle->value(); }
   void value(double val) { _toggle->value(val); }
-  void copy_label(const std::string &label){ _toggle->copy_label(label.c_str()); }
-  std::string label(){ return _toggle->label(); }
+  void copy_label(const std::string &label)
+  {
+    _toggle->copy_label(label.c_str());
+  }
+  std::string label() { return _toggle->label(); }
 };
 
 #endif
diff --git a/Fltk/visibilityWindow.cpp b/Fltk/visibilityWindow.cpp
index a455e7f43c1dc4a423fcc7b9ebf0eff3142aa775..e551d7e8ad5388c50cffa5875651beea77ad7a31 100644
--- a/Fltk/visibilityWindow.cpp
+++ b/Fltk/visibilityWindow.cpp
@@ -40,33 +40,37 @@ typedef unsigned long intptr_t;
 #endif
 
 class Vis {
- private:
+private:
   std::string _name;
- public:
+
+public:
   Vis() {}
   Vis(std::string &name) : _name(name) {}
-  virtual ~Vis(){}
+  virtual ~Vis() {}
   virtual int getTag() const = 0;
   virtual int getDim() const { return -1; }
   virtual std::string getName() const { return _name; }
   virtual std::string getType() const = 0;
   virtual char getVisibility() const = 0;
-  virtual void setVisibility(char val, bool recursive=false,
-                             bool allmodels=false) = 0;
+  virtual void setVisibility(char val, bool recursive = false,
+                             bool allmodels = false) = 0;
 };
 
 class VisModel : public Vis {
- private:
+private:
   GModel *_model;
   int _tag;
- public:
+
+public:
   VisModel(GModel *model, int tag, std::string &name)
-    : Vis(name), _model(model), _tag(tag) {}
-  ~VisModel(){}
+    : Vis(name), _model(model), _tag(tag)
+  {
+  }
+  ~VisModel() {}
   int getTag() const { return _tag; }
   std::string getType() const { return "Model"; }
   char getVisibility() const { return _model->getVisibility(); }
-  void setVisibility(char val, bool recursive=false, bool allmodels=false)
+  void setVisibility(char val, bool recursive = false, bool allmodels = false)
   {
     _model->setVisibility(val);
   }
@@ -74,11 +78,11 @@ class VisModel : public Vis {
 
 static void setVisibilityOnOtherModels(GEntity *ge, char val, bool recursive)
 {
-  for(unsigned int i = 0; i < GModel::list.size(); i++){
+  for(unsigned int i = 0; i < GModel::list.size(); i++) {
     GModel *m2 = GModel::list[i];
-    if(m2 != ge->model()){
+    if(m2 != ge->model()) {
       GEntity *ge2 = 0;
-      switch(ge->dim()){
+      switch(ge->dim()) {
       case 0: ge2 = m2->getVertexByTag(ge->tag()); break;
       case 1: ge2 = m2->getEdgeByTag(ge->tag()); break;
       case 2: ge2 = m2->getFaceByTag(ge->tag()); break;
@@ -90,87 +94,88 @@ static void setVisibilityOnOtherModels(GEntity *ge, char val, bool recursive)
 }
 
 class VisElementary : public Vis {
- private:
+private:
   GEntity *_e;
- public:
+
+public:
   VisElementary(GEntity *e, std::string &name) : Vis(name), _e(e) {}
-  ~VisElementary(){}
+  ~VisElementary() {}
   int getTag() const { return _e->tag(); }
   int getDim() const { return _e->dim(); }
   std::string getType() const
   {
-    if(_e->dim() == 0) return "Point";
-    else if(_e->dim() == 1) return "Curve";
-    else if(_e->dim() == 2) return "Surface";
-    else return "Volume";
+    if(_e->dim() == 0)
+      return "Point";
+    else if(_e->dim() == 1)
+      return "Curve";
+    else if(_e->dim() == 2)
+      return "Surface";
+    else
+      return "Volume";
   }
   char getVisibility() const { return _e->getVisibility(); }
-  void setVisibility(char val, bool recursive=false, bool allmodels=false)
+  void setVisibility(char val, bool recursive = false, bool allmodels = false)
   {
     _e->setVisibility(val, recursive);
-    if(allmodels)
-      setVisibilityOnOtherModels(_e, val, recursive);
+    if(allmodels) setVisibilityOnOtherModels(_e, val, recursive);
   }
 };
 
 class VisPhysical : public Vis {
- private:
+private:
   int _tag, _dim;
   char _visible;
-  std::vector<GEntity*> _list;
- public:
-   VisPhysical(int tag, int dim, const std::vector<GEntity *> &list,
-               std::string &name)
-     : Vis(name)
-     , _tag(tag)
-     , _dim(dim)
-     , _visible(1)
-     , _list(list)
-   {
-   }
-   ~VisPhysical() {}
-   int getTag() const { return _tag; }
-   int getDim() const { return _dim; }
-   std::string getType() const
-   {
-     if(_dim == 0)
-       return "Point";
-     else if(_dim == 1)
-       return "Curve";
-     else if(_dim == 2)
-       return "Surface";
-     else
-       return "Volume";
+  std::vector<GEntity *> _list;
+
+public:
+  VisPhysical(int tag, int dim, const std::vector<GEntity *> &list,
+              std::string &name)
+    : Vis(name), _tag(tag), _dim(dim), _visible(1), _list(list)
+  {
+  }
+  ~VisPhysical() {}
+  int getTag() const { return _tag; }
+  int getDim() const { return _dim; }
+  std::string getType() const
+  {
+    if(_dim == 0)
+      return "Point";
+    else if(_dim == 1)
+      return "Curve";
+    else if(_dim == 2)
+      return "Surface";
+    else
+      return "Volume";
   }
   char getVisibility() const { return _visible; }
-  void setVisibility(char val, bool recursive=false, bool allmodels=false)
+  void setVisibility(char val, bool recursive = false, bool allmodels = false)
   {
     _visible = val;
-    for(unsigned int i = 0; i < _list.size(); i++){
+    for(unsigned int i = 0; i < _list.size(); i++) {
       _list[i]->setVisibility(val, recursive);
-      if(allmodels)
-        setVisibilityOnOtherModels(_list[i], val, recursive);
+      if(allmodels) setVisibilityOnOtherModels(_list[i], val, recursive);
     }
   }
 };
 
 class VisPartition : public Vis {
- private:
+private:
   int _tag;
   char _visible;
- public:
+
+public:
   VisPartition(int tag) : _tag(tag), _visible(1) {}
-  ~VisPartition(){}
+  ~VisPartition() {}
   int getTag() const { return _tag; }
   std::string getType() const { return "Partition"; }
   char getVisibility() const { return _visible; }
-  void setVisibility(char val, bool recursive=false, bool allmodels=false)
+  void setVisibility(char val, bool recursive = false, bool allmodels = false)
   {
     _visible = val;
-    for(unsigned int i = 0; i < GModel::list.size(); i++){
+    for(unsigned int i = 0; i < GModel::list.size(); i++) {
       GModel *m = GModel::list[i];
-      if(allmodels || m == GModel::current()){
-        std::vector<GEntity*> entities;
+      if(allmodels || m == GModel::current()) {
+        std::vector<GEntity *> entities;
         m->getEntities(entities);
         for(unsigned int j = 0; j < entities.size(); j++)
           for(unsigned int k = 0; k < entities[j]->getNumMeshElements(); k++)
@@ -182,13 +187,14 @@ class VisPartition : public Vis {
 };
 
 class VisibilityList { // singleton
- private:
-  std::vector<Vis*> _entities;
+private:
+  std::vector<Vis *> _entities;
   int _sortMode;
   static VisibilityList *_instance;
   VisibilityList() : _sortMode(-1) {}
- public :
-  enum VisibilityType{
+
+public:
+  enum VisibilityType {
     Models = 1,
     ElementaryEntities = 2,
     PhysicalEntities = 3,
@@ -200,18 +206,20 @@ class VisibilityList { // singleton
     return _instance;
   }
   class VisLessThan {
-   public:
+  public:
     bool operator()(const Vis *v1, const Vis *v2) const
     {
-      switch(instance()->getSortMode()){
-      case  1: return v1->getDim() < v2->getDim() ? true : false;
+      switch(instance()->getSortMode()) {
+      case 1: return v1->getDim() < v2->getDim() ? true : false;
       case -1: return v1->getDim() > v2->getDim() ? true : false;
-      case  2: return v1->getTag() < v2->getTag() ? true : false;
+      case 2: return v1->getTag() < v2->getTag() ? true : false;
       case -2: return v1->getTag() > v2->getTag() ? true : false;
-      case  3: return strcmp(v1->getName().c_str(), v2->getName().c_str()) < 0 ?
-          true : false;
-      default: return strcmp(v1->getName().c_str(), v2->getName().c_str()) > 0 ?
-          true : false;
+      case 3:
+        return strcmp(v1->getName().c_str(), v2->getName().c_str()) < 0 ? true :
+                                                                          false;
+      default:
+        return strcmp(v1->getName().c_str(), v2->getName().c_str()) > 0 ? true :
+                                                                          false;
       }
     }
   };
@@ -220,46 +228,48 @@ class VisibilityList { // singleton
   {
     std::map<int, std::string> oldLabels;
 #if defined(HAVE_PARSER)
-    for(std::map<std::string, gmsh_yysymbol>::iterator it = gmsh_yysymbols.begin();
+    for(std::map<std::string, gmsh_yysymbol>::iterator it =
+          gmsh_yysymbols.begin();
         it != gmsh_yysymbols.end(); ++it)
       if(it->first.size())
         for(unsigned int i = 0; i < it->second.value.size(); i++)
-          oldLabels[(int)it->second.value[i]] = std::string("(") + it->first + ")";
+          oldLabels[(int)it->second.value[i]] =
+            std::string("(") + it->first + ")";
 #endif
-    for(unsigned int i = 0; i < _entities.size(); i++)
-      delete _entities[i];
+    for(unsigned int i = 0; i < _entities.size(); i++) delete _entities[i];
     _entities.clear();
     GModel *m = GModel::current();
-    if(type == Models){
-      for(unsigned int i = 0; i < GModel::list.size(); i++){
+    if(type == Models) {
+      for(unsigned int i = 0; i < GModel::list.size(); i++) {
         std::string name = GModel::list[i]->getName();
         if(GModel::list[i] == GModel::current()) name += " (Active)";
         _entities.push_back(new VisModel(GModel::list[i], i, name));
       }
     }
-    else if(type == ElementaryEntities){
-      std::vector<GEntity*> entities;
+    else if(type == ElementaryEntities) {
+      std::vector<GEntity *> entities;
       m->getEntities(entities);
-      for(unsigned int i = 0; i < entities.size(); i++){
+      for(unsigned int i = 0; i < entities.size(); i++) {
         GEntity *ge = entities[i];
         std::string name = m->getElementaryName(ge->dim(), ge->tag());
         if(name.empty()) name = oldLabels[ge->tag()];
         _entities.push_back(new VisElementary(ge, name));
       }
     }
-    else if(type == PhysicalEntities){
-      std::map<int, std::vector<GEntity*> > groups[4];
+    else if(type == PhysicalEntities) {
+      std::map<int, std::vector<GEntity *> > groups[4];
       m->getPhysicalGroups(groups);
-      for(int i = 0; i < 4; i++){
-        std::map<int, std::vector<GEntity*> >::const_iterator it = groups[i].begin();
-        for(; it != groups[i].end(); ++it){
+      for(int i = 0; i < 4; i++) {
+        std::map<int, std::vector<GEntity *> >::const_iterator it =
+          groups[i].begin();
+        for(; it != groups[i].end(); ++it) {
           std::string name = m->getPhysicalName(i, it->first);
           if(name.empty()) name = oldLabels[it->first];
           _entities.push_back(new VisPhysical(it->first, i, it->second, name));
         }
       }
     }
-    else if(type == MeshPartitions){
+    else if(type == MeshPartitions) {
       for(unsigned int part = 0; part < m->getNumPartitions(); part++)
         _entities.push_back(new VisPartition(part + 1));
     }
@@ -270,25 +280,26 @@ class VisibilityList { // singleton
   // get the number of entities in the list
   Vis *getEntity(int i) { return _entities[i]; }
   // get the visibility information for the nth entity in the list
-  char getVisibility(int n){ return _entities[n]->getVisibility(); }
+  char getVisibility(int n) { return _entities[n]->getVisibility(); }
   // set the visibility information for the nth entity in the list
-  void setVisibility(int n, char val, bool recursive=false, bool allmodels=false)
+  void setVisibility(int n, char val, bool recursive = false,
+                     bool allmodels = false)
   {
     _entities[n]->setVisibility(val, recursive, allmodels);
   }
   // set all entities to be invisible
-  void setAllInvisible(VisibilityType type, bool allmodels=false)
+  void setAllInvisible(VisibilityType type, bool allmodels = false)
   {
-    if(type == Models){
+    if(type == Models) {
       for(unsigned int i = 0; i < GModel::list.size(); i++)
         GModel::list[i]->setVisibility(0);
     }
-    else if(type == ElementaryEntities || type == PhysicalEntities){
+    else if(type == ElementaryEntities || type == PhysicalEntities) {
       // elementary or physical mode: set all entities in the model invisible
-      for(unsigned int i = 0; i < GModel::list.size(); i++){
+      for(unsigned int i = 0; i < GModel::list.size(); i++) {
         GModel *m = GModel::list[i];
-        if(allmodels || m == GModel::current()){
-          std::vector<GEntity*> entities;
+        if(allmodels || m == GModel::current()) {
+          std::vector<GEntity *> entities;
           m->getEntities(entities);
           for(unsigned int j = 0; j < entities.size(); j++)
             entities[j]->setVisibility(0);
@@ -299,20 +310,19 @@ class VisibilityList { // singleton
     for(int i = 0; i < getNumEntities(); i++) setVisibility(i, 0);
   }
   // get the tag of the nth entity in the list
-  int getTag(int n){ return _entities[n]->getTag(); }
+  int getTag(int n) { return _entities[n]->getTag(); }
   // get the browser line for the nth entity in the list
   std::string getBrowserLine(int n)
   {
     std::ostringstream sstream;
-    sstream << "\t" << _entities[n]->getType()
-            << "\t" << _entities[n]->getTag()
+    sstream << "\t" << _entities[n]->getType() << "\t" << _entities[n]->getTag()
             << "\t" << _entities[n]->getName();
     return sstream.str();
   }
   // set the sort mode
-  void setSortMode(int mode){ _sortMode = (_sortMode != mode) ? mode : -mode; }
+  void setSortMode(int mode) { _sortMode = (_sortMode != mode) ? mode : -mode; }
   // get the sort mode
-  int getSortMode(){ return _sortMode; }
+  int getSortMode() { return _sortMode; }
 };
 
 VisibilityList *VisibilityList::_instance = 0;
@@ -322,17 +332,18 @@ static void _rebuild_list_browser()
   FlGui::instance()->visibility->browser->clear();
 
   VisibilityList::VisibilityType type;
-  switch(FlGui::instance()->visibility->browser_type->value()){
+  switch(FlGui::instance()->visibility->browser_type->value()) {
   case 0: type = VisibilityList::Models; break;
   case 2: type = VisibilityList::PhysicalEntities; break;
   case 3: type = VisibilityList::MeshPartitions; break;
-  case 1: default: type = VisibilityList::ElementaryEntities; break;
+  case 1:
+  default: type = VisibilityList::ElementaryEntities; break;
   }
 
   VisibilityList::instance()->update(type);
-  for(int i = 0; i < VisibilityList::instance()->getNumEntities(); i++){
-    FlGui::instance()->visibility->browser->add
-      (VisibilityList::instance()->getBrowserLine(i).c_str());
+  for(int i = 0; i < VisibilityList::instance()->getNumEntities(); i++) {
+    FlGui::instance()->visibility->browser->add(
+      VisibilityList::instance()->getBrowserLine(i).c_str());
     if(VisibilityList::instance()->getVisibility(i))
       FlGui::instance()->visibility->browser->select(i + 1);
   }
@@ -342,16 +353,19 @@ static void visibility_browser_apply_cb(Fl_Widget *w, void *data)
 {
   // if the browser is not empty, get the selections made in the
   // browser and apply them into the model
-  if(VisibilityList::instance()->getNumEntities()){
+  if(VisibilityList::instance()->getNumEntities()) {
     CTX::instance()->mesh.changed |= (ENT_CURVE | ENT_SURFACE | ENT_VOLUME);
-    bool recursive = FlGui::instance()->visibility->butt[0]->value() ? true : false;
-    bool allmodels = FlGui::instance()->visibility->butt[1]->value() ? true : false;
+    bool recursive =
+      FlGui::instance()->visibility->butt[0]->value() ? true : false;
+    bool allmodels =
+      FlGui::instance()->visibility->butt[1]->value() ? true : false;
     VisibilityList::VisibilityType type;
-    switch(FlGui::instance()->visibility->browser_type->value()){
+    switch(FlGui::instance()->visibility->browser_type->value()) {
     case 0: type = VisibilityList::Models; break;
     case 2: type = VisibilityList::PhysicalEntities; break;
     case 3: type = VisibilityList::MeshPartitions; break;
-    case 1: default: type = VisibilityList::ElementaryEntities; break;
+    case 1:
+    default: type = VisibilityList::ElementaryEntities; break;
     }
     VisibilityList::instance()->setAllInvisible(type, allmodels);
     for(int i = 0; i < VisibilityList::instance()->getNumEntities(); i++)
@@ -367,7 +381,7 @@ static void visibility_browser_apply_cb(Fl_Widget *w, void *data)
 
 static void visibility_sort_cb(Fl_Widget *w, void *data)
 {
-  const char *str = (const char*)data;
+  const char *str = (const char *)data;
   int val;
   if(!strcmp(str, "type"))
     val = 1;
@@ -395,18 +409,18 @@ static void visibility_sort_cb(Fl_Widget *w, void *data)
     else
       FlGui::instance()->visibility->browser->deselect();
   }
-  else if(val == -1){ // invert the selection
+  else if(val == -1) { // invert the selection
     int *state = new int[FlGui::instance()->visibility->browser->size()];
     for(int i = 0; i < FlGui::instance()->visibility->browser->size(); i++)
       state[i] = FlGui::instance()->visibility->browser->selected(i + 1);
     FlGui::instance()->visibility->browser->deselect();
     for(int i = 0; i < FlGui::instance()->visibility->browser->size(); i++)
       if(!state[i]) FlGui::instance()->visibility->browser->select(i + 1);
-    delete [] state;
+    delete[] state;
   }
-  else if(val == -2){ // create new parameter name for selection
-    for(int i = 0; i < FlGui::instance()->visibility->browser->size(); i++){
-      if(FlGui::instance()->visibility->browser->selected(i + 1)){
+  else if(val == -2) { // create new parameter name for selection
+    for(int i = 0; i < FlGui::instance()->visibility->browser->size(); i++) {
+      if(FlGui::instance()->visibility->browser->selected(i + 1)) {
         static char tmpstr[256];
         sprintf(tmpstr, "%d", VisibilityList::instance()->getTag(i));
         FlGui::instance()->elementaryContext->input[1]->value(tmpstr);
@@ -418,39 +432,37 @@ static void visibility_sort_cb(Fl_Widget *w, void *data)
   }
   else { // set new sorting mode
     VisibilityList::instance()->setSortMode(val);
-    visibility_cb(NULL, (void*)"redraw_only");
+    visibility_cb(NULL, (void *)"redraw_only");
   }
 }
 
-class listBrowser : public Fl_Browser{
+class listBrowser : public Fl_Browser {
   int handle(int event)
   {
     void *l = selection();
 
-    switch(event){
+    switch(event) {
     case FL_SHORTCUT:
     case FL_KEYBOARD:
-      if(Fl::test_shortcut(FL_CTRL+'a')){
-        for(int i = 0; i < size(); i++)
-          select(i + 1);
+      if(Fl::test_shortcut(FL_CTRL + 'a')) {
+        for(int i = 0; i < size(); i++) select(i + 1);
         return 1;
       }
-      else if(Fl::test_shortcut(FL_Enter) ||
-              Fl::test_shortcut(FL_KP_Enter)){
+      else if(Fl::test_shortcut(FL_Enter) || Fl::test_shortcut(FL_KP_Enter)) {
         visibility_browser_apply_cb(NULL, NULL);
         Fl_Browser_::select(l);
         return 1;
       }
-      else if(Fl::test_shortcut(FL_Up)){
-        if(l && (l = item_prev(l))){
+      else if(Fl::test_shortcut(FL_Up)) {
+        if(l && (l = item_prev(l))) {
           select_only(l, 1);
           visibility_browser_apply_cb(NULL, NULL);
           Fl_Browser_::select(l);
           return 1;
         }
       }
-      else if(Fl::test_shortcut(FL_Down)){
-        if(l && (l = item_next(l))){
+      else if(Fl::test_shortcut(FL_Down)) {
+        if(l && (l = item_next(l))) {
           select_only(l, 1);
           visibility_browser_apply_cb(NULL, NULL);
           Fl_Browser_::select(l);
@@ -460,9 +472,12 @@ class listBrowser : public Fl_Browser{
     }
     return Fl_Browser::handle(event);
   }
- public:
-  listBrowser(int x, int y, int w , int h, const char* c = 0)
-    : Fl_Browser(x, y, w, h, c){}
+
+public:
+  listBrowser(int x, int y, int w, int h, const char *c = 0)
+    : Fl_Browser(x, y, w, h, c)
+  {
+  }
 };
 
 static void _add_vertex(GVertex *gv, Fl_Tree *tree, const std::string &path)
@@ -472,7 +487,7 @@ static void _add_vertex(GVertex *gv, Fl_Tree *tree, const std::string &path)
   Fl_Tree_Item *n = tree->add(vertex.str().c_str());
   if(!n) return;
   if(gv->getVisibility()) n->select(1);
-  n->user_data((void*)gv);
+  n->user_data((void *)gv);
   n->close();
 }
 
@@ -483,12 +498,10 @@ static void _add_edge(GEdge *ge, Fl_Tree *tree, const std::string &path)
   Fl_Tree_Item *n = tree->add(edge.str().c_str());
   if(!n) return;
   if(ge->getVisibility()) n->select(1);
-  n->user_data((void*)ge);
+  n->user_data((void *)ge);
   n->close();
-  if(ge->getBeginVertex())
-    _add_vertex(ge->getBeginVertex(), tree, edge.str());
-  if(ge->getEndVertex())
-    _add_vertex(ge->getEndVertex(), tree, edge.str());
+  if(ge->getBeginVertex()) _add_vertex(ge->getBeginVertex(), tree, edge.str());
+  if(ge->getEndVertex()) _add_vertex(ge->getEndVertex(), tree, edge.str());
 }
 
 static void _add_face(GFace *gf, Fl_Tree *tree, const std::string &path)
@@ -498,10 +511,11 @@ static void _add_face(GFace *gf, Fl_Tree *tree, const std::string &path)
   Fl_Tree_Item *n = tree->add(face.str().c_str());
   if(!n) return;
   if(gf->getVisibility()) n->select(1);
-  n->user_data((void*)gf);
+  n->user_data((void *)gf);
   n->close();
-  std::vector<GEdge*> const& edges = gf->edges();
-  for(std::vector<GEdge*>::const_iterator it = edges.begin(); it != edges.end(); it++)
+  std::vector<GEdge *> const &edges = gf->edges();
+  for(std::vector<GEdge *>::const_iterator it = edges.begin();
+      it != edges.end(); it++)
     _add_edge(*it, tree, face.str());
 }
 
@@ -512,10 +526,11 @@ static void _add_region(GRegion *gr, Fl_Tree *tree, const std::string &path)
   Fl_Tree_Item *n = tree->add(region.str().c_str());
   if(!n) return;
   if(gr->getVisibility()) n->select(1);
-  n->user_data((void*)gr);
+  n->user_data((void *)gr);
   n->close();
-  std::vector<GFace*> faces = gr->faces();
-  for(std::vector<GFace*>::iterator it = faces.begin(); it != faces.end(); it++)
+  std::vector<GFace *> faces = gr->faces();
+  for(std::vector<GFace *>::iterator it = faces.begin(); it != faces.end();
+      it++)
     _add_face(*it, tree, region.str());
 }
 
@@ -531,51 +546,49 @@ static void _add_physical_group(int dim, int num, std::vector<GEntity *> &ge,
   Fl_Tree_Item *n;
   std::ostringstream group;
   group << path;
-  switch(dim){
+  switch(dim) {
   case 3:
     group << "Physical Volume " << num << name << "/";
     n = tree->add(group.str().c_str());
     if(n) n->close();
     for(unsigned int i = 0; i < ge.size(); i++)
-      _add_region((GRegion*)ge[i], tree, group.str());
+      _add_region((GRegion *)ge[i], tree, group.str());
     break;
   case 2:
     group << "Physical Surface " << num << name << "/";
     n = tree->add(group.str().c_str());
     if(n) n->close();
     for(unsigned int i = 0; i < ge.size(); i++)
-      _add_face((GFace*)ge[i], tree, group.str());
+      _add_face((GFace *)ge[i], tree, group.str());
     break;
   case 1:
     group << "Physical Curve " << num << name << "/";
     n = tree->add(group.str().c_str());
     if(n) n->close();
     for(unsigned int i = 0; i < ge.size(); i++)
-      _add_edge((GEdge*)ge[i], tree, group.str());
+      _add_edge((GEdge *)ge[i], tree, group.str());
     break;
   case 0:
     group << "Physical Point " << num << name << "/";
     n = tree->add(group.str().c_str());
     if(n) n->close();
     for(unsigned int i = 0; i < ge.size(); i++)
-      _add_vertex((GVertex*)ge[i], tree, group.str());
-    break;
-  default:
+      _add_vertex((GVertex *)ge[i], tree, group.str());
     break;
+  default: break;
   }
 }
 
 static void _rebuild_tree_browser(bool force)
 {
-  if(!force){
+  if(!force) {
     int numEnt = 0;
-    for(unsigned int i = 0; i < GModel::list.size(); i++){
-      numEnt += GModel::list[i]->getNumRegions() +
-        GModel::list[i]->getNumFaces() +
-        GModel::list[i]->getNumEdges() +
-        GModel::list[i]->getNumVertices();
+    for(unsigned int i = 0; i < GModel::list.size(); i++) {
+      numEnt +=
+        GModel::list[i]->getNumRegions() + GModel::list[i]->getNumFaces() +
+        GModel::list[i]->getNumEdges() + GModel::list[i]->getNumVertices();
     }
-    if(numEnt > 10000){
+    if(numEnt > 10000) {
       FlGui::instance()->visibility->tree->hide();
       FlGui::instance()->visibility->tree_create->show();
       return;
@@ -586,7 +599,7 @@ static void _rebuild_tree_browser(bool force)
   FlGui::instance()->visibility->tree->show();
   FlGui::instance()->visibility->tree->clear();
 
-  for(unsigned int i = 0; i < GModel::list.size(); i++){
+  for(unsigned int i = 0; i < GModel::list.size(); i++) {
     GModel *m = GModel::list[i];
     std::ostringstream model;
     model << "Model [" << i << "] <<" << m->getName() << ">>";
@@ -595,7 +608,7 @@ static void _rebuild_tree_browser(bool force)
 
     Fl_Tree_Item *n;
     n = FlGui::instance()->visibility->tree->add(model.str().c_str());
-    if(n){
+    if(n) {
       if(m->getVisibility()) n->select(1);
       n->close();
     }
@@ -616,18 +629,21 @@ static void _rebuild_tree_browser(bool force)
     n = FlGui::instance()->visibility->tree->add(physical.c_str());
     if(n) n->close();
 
-    std::map<int, std::vector<GEntity*> > groups[4];
+    std::map<int, std::vector<GEntity *> > groups[4];
     m->getPhysicalGroups(groups);
     std::map<int, std::string> oldLabels;
 #if defined(HAVE_PARSER)
-    for(std::map<std::string, gmsh_yysymbol>::iterator it = gmsh_yysymbols.begin();
+    for(std::map<std::string, gmsh_yysymbol>::iterator it =
+          gmsh_yysymbols.begin();
         it != gmsh_yysymbols.end(); ++it)
       if(it->first.size())
         for(unsigned int i = 0; i < it->second.value.size(); i++)
-          oldLabels[(int)it->second.value[i]] = std::string("(") + it->first + ")";
+          oldLabels[(int)it->second.value[i]] =
+            std::string("(") + it->first + ")";
 #endif
     for(int i = 3; i >= 0; i--)
-      for(std::map<int, std::vector<GEntity*> >::iterator it = groups[i].begin();
+      for(std::map<int, std::vector<GEntity *> >::iterator it =
+            groups[i].begin();
           it != groups[i].end(); it++)
         _add_physical_group(i, it->first, it->second, oldLabels,
                             FlGui::instance()->visibility->tree, physical);
@@ -645,55 +661,57 @@ static void build_tree_cb(Fl_Widget *w, void *data)
 static void _recur_select(Fl_Tree_Item *n)
 {
   n->select(1);
-  for(int i = 0; i < n->children(); i++)
-    _recur_select(n->child(i));
+  for(int i = 0; i < n->children(); i++) _recur_select(n->child(i));
 }
 
 static void _recur_set_visible(Fl_Tree_Item *n)
 {
-  if(n->user_data() && n->is_selected()){
-    GEntity *ge = (GEntity*)n->user_data();
-    bool recursive = FlGui::instance()->visibility->butt[0]->value() ? true : false;
+  if(n->user_data() && n->is_selected()) {
+    GEntity *ge = (GEntity *)n->user_data();
+    bool recursive =
+      FlGui::instance()->visibility->butt[0]->value() ? true : false;
     ge->setVisibility(1, recursive);
     // force this: if we ask to see an entity, let's assume that we
     // don't want the whole model to be invisible
     ge->model()->setVisibility(1);
   }
-  for(int i = 0; i < n->children(); i++)
-    _recur_set_visible(n->child(i));
+  for(int i = 0; i < n->children(); i++) _recur_set_visible(n->child(i));
 }
 
 static void _recur_update_selected(Fl_Tree_Item *n)
 {
-  if(n->user_data()){
-    GEntity *ge = (GEntity*)n->user_data();
+  if(n->user_data()) {
+    GEntity *ge = (GEntity *)n->user_data();
     n->select(ge->getVisibility() ? 1 : 0);
   }
-  for(int i = 0; i < n->children(); i++)
-    _recur_update_selected(n->child(i));
+  for(int i = 0; i < n->children(); i++) _recur_update_selected(n->child(i));
 }
 
 static void visibility_tree_apply_cb(Fl_Widget *w, void *data)
 {
   CTX::instance()->mesh.changed |= (ENT_CURVE | ENT_SURFACE | ENT_VOLUME);
-  bool recursive = FlGui::instance()->visibility->butt[0]->value() ? true : false;
+  bool recursive =
+    FlGui::instance()->visibility->butt[0]->value() ? true : false;
 
   Fl_Tree_Item *root = FlGui::instance()->visibility->tree->root();
-  for(int i = 0; i < root->children(); i++){
+  for(int i = 0; i < root->children(); i++) {
     GModel *m = GModel::list[i];
     Fl_Tree_Item *n = root->child(i);
     // treat special levels separately
-    if(recursive){
-      if(root->is_selected() || n->is_selected()){ // if root or model is selected
+    if(recursive) {
+      if(root->is_selected() ||
+         n->is_selected()) { // if root or model is selected
         _recur_select(n);
       }
-      else{
-        for(int j = 0; j < n->children(); j++){
+      else {
+        for(int j = 0; j < n->children(); j++) {
           if(n->child(j)->is_selected()) // if elementary/physical is selected
             _recur_select(n->child(j));
-          else if(j == 1){
-            for(int k = 0; k < n->child(j)->children(); k++){
-              if(n->child(j)->child(k)->is_selected()) // if physical ent is selected
+          else if(j == 1) {
+            for(int k = 0; k < n->child(j)->children(); k++) {
+              if(n->child(j)
+                   ->child(k)
+                   ->is_selected()) // if physical ent is selected
                 _recur_select(n->child(j)->child(k));
             }
           }
@@ -701,7 +719,7 @@ static void visibility_tree_apply_cb(Fl_Widget *w, void *data)
       }
     }
     // set all entities as invisible
-    std::vector<GEntity*> entities;
+    std::vector<GEntity *> entities;
     m->getEntities(entities);
     for(unsigned int j = 0; j < entities.size(); j++)
       entities[j]->setVisibility(0);
@@ -714,29 +732,32 @@ static void visibility_tree_apply_cb(Fl_Widget *w, void *data)
   drawContext::global()->draw();
 }
 
-class treeBrowser : public Fl_Tree{
+class treeBrowser : public Fl_Tree {
   int handle(int event)
   {
-    switch(event){
+    switch(event) {
     case FL_SHORTCUT:
     case FL_KEYBOARD:
-      if(Fl::test_shortcut(FL_Enter) || Fl::test_shortcut(FL_KP_Enter)){
+      if(Fl::test_shortcut(FL_Enter) || Fl::test_shortcut(FL_KP_Enter)) {
         visibility_tree_apply_cb(NULL, NULL);
         return 1;
       }
     }
     return Fl_Tree::handle(event);
   }
- public:
-  treeBrowser(int x, int y, int w , int h, const char* c = 0)
-    : Fl_Tree(x, y, w, h, c){}
+
+public:
+  treeBrowser(int x, int y, int w, int h, const char *c = 0)
+    : Fl_Tree(x, y, w, h, c)
+  {
+  }
 };
 
 void visibility_cb(Fl_Widget *w, void *data)
 {
   // get the visibility info from the model, and update the browser
   // accordingly
-  const char *str = (const char*)data;
+  const char *str = (const char *)data;
   if(str && !strcmp(str, "redraw_only"))
     FlGui::instance()->visibility->show(true);
   else
@@ -755,43 +776,43 @@ static void visibility_save_cb(Fl_Widget *w, void *data)
   std::vector<int> state[4][2];
   GModel *m = GModel::current();
   for(GModel::viter it = m->firstVertex(); it != m->lastVertex(); it++)
-    (*it)->getVisibility() ?
-      state[0][1].push_back((*it)->tag()) : state[0][0].push_back((*it)->tag());
+    (*it)->getVisibility() ? state[0][1].push_back((*it)->tag()) :
+                             state[0][0].push_back((*it)->tag());
   for(GModel::eiter it = m->firstEdge(); it != m->lastEdge(); it++)
-    (*it)->getVisibility() ?
-      state[1][1].push_back((*it)->tag()) : state[1][0].push_back((*it)->tag());
+    (*it)->getVisibility() ? state[1][1].push_back((*it)->tag()) :
+                             state[1][0].push_back((*it)->tag());
   for(GModel::fiter it = m->firstFace(); it != m->lastFace(); it++)
-    (*it)->getVisibility() ?
-      state[2][1].push_back((*it)->tag()) : state[2][0].push_back((*it)->tag());
+    (*it)->getVisibility() ? state[2][1].push_back((*it)->tag()) :
+                             state[2][0].push_back((*it)->tag());
   for(GModel::riter it = m->firstRegion(); it != m->lastRegion(); it++)
-    (*it)->getVisibility() ?
-      state[3][1].push_back((*it)->tag()) : state[3][0].push_back((*it)->tag());
+    (*it)->getVisibility() ? state[3][1].push_back((*it)->tag()) :
+                             state[3][0].push_back((*it)->tag());
   char tmp[256];
   const char *labels[4] = {"Point", "Curve", "Surface", "Volume"};
   std::string str;
   int mode;
   int on = 0, off = 0;
-  for(int i = 0; i < 4; i++){
+  for(int i = 0; i < 4; i++) {
     on += state[i][1].size();
     off += state[i][0].size();
   }
-  if(on > off){
+  if(on > off) {
     add_infile("Show \"*\";", GModel::current()->getFileName());
     if(!off) return;
     str += "Hide {\n";
     mode = 0;
   }
-  else{
+  else {
     add_infile("Hide \"*\";", GModel::current()->getFileName());
     if(!on) return;
     str += "Show {\n";
     mode = 1;
   }
-  for(int i = 0; i < 4; i++){
-    if(state[i][mode].size()){
+  for(int i = 0; i < 4; i++) {
+    if(state[i][mode].size()) {
       str += labels[i];
       str += "{";
-      for(unsigned int j = 0; j < state[i][mode].size(); j++){
+      for(unsigned int j = 0; j < state[i][mode].size(); j++) {
         if(j) str += ",";
         sprintf(tmp, "%d", state[i][mode][j]);
         str += tmp;
@@ -804,29 +825,29 @@ static void visibility_save_cb(Fl_Widget *w, void *data)
   Msg::StatusBar(true, "Done appending visibility info");
 }
 
-static void _set_visibility_by_number(int what, int num, char val, bool recursive,
-                                      bool allmodels)
+static void _set_visibility_by_number(int what, int num, char val,
+                                      bool recursive, bool allmodels)
 {
   bool all = (num < 0) ? true : false;
 
-  for(unsigned int mod = 0; mod < GModel::list.size(); mod++){
+  for(unsigned int mod = 0; mod < GModel::list.size(); mod++) {
     GModel *m = GModel::list[mod];
-    if(allmodels || m == GModel::current()){
-      std::vector<GEntity*> entities;
+    if(allmodels || m == GModel::current()) {
+      std::vector<GEntity *> entities;
       m->getEntities(entities);
 
-      switch(what){
+      switch(what) {
       case 0: // nodes
-        for(unsigned int i = 0; i < entities.size(); i++){
-          for(unsigned int j = 0; j < entities[i]->mesh_vertices.size(); j++){
+        for(unsigned int i = 0; i < entities.size(); i++) {
+          for(unsigned int j = 0; j < entities[i]->mesh_vertices.size(); j++) {
             MVertex *v = entities[i]->mesh_vertices[j];
             if(all || v->getNum() == num) v->setVisibility(val);
           }
         }
         break;
       case 1: // elements
-        for(unsigned int i = 0; i < entities.size(); i++){
-          for(unsigned int j = 0; j < entities[i]->getNumMeshElements(); j++){
+        for(unsigned int i = 0; i < entities.size(); i++) {
+          for(unsigned int j = 0; j < entities[i]->getNumMeshElements(); j++) {
             MElement *e = entities[i]->getMeshElement(j);
             if(all || e->getNum() == num) e->setVisibility(val);
           }
@@ -851,25 +872,25 @@ static void _set_visibility_by_number(int what, int num, char val, bool recursiv
       case 6: // physical point
         for(GModel::viter it = m->firstVertex(); it != m->lastVertex(); it++)
           for(unsigned int i = 0; i < (*it)->physicals.size(); i++)
-            if (all || std::abs((*it)->physicals[i]) == num)
+            if(all || std::abs((*it)->physicals[i]) == num)
               (*it)->setVisibility(val, recursive);
         break;
       case 7: // physical line
         for(GModel::eiter it = m->firstEdge(); it != m->lastEdge(); it++)
           for(unsigned int i = 0; i < (*it)->physicals.size(); i++)
-            if (all || std::abs((*it)->physicals[i]) == num)
+            if(all || std::abs((*it)->physicals[i]) == num)
               (*it)->setVisibility(val, recursive);
         break;
       case 8: // physical surface
         for(GModel::fiter it = m->firstFace(); it != m->lastFace(); it++)
           for(unsigned int i = 0; i < (*it)->physicals.size(); i++)
-            if (all || std::abs((*it)->physicals[i]) == num)
+            if(all || std::abs((*it)->physicals[i]) == num)
               (*it)->setVisibility(val, recursive);
         break;
       case 9: // physical volume
         for(GModel::riter it = m->firstRegion(); it != m->lastRegion(); it++)
           for(unsigned int i = 0; i < (*it)->physicals.size(); i++)
-            if (all || std::abs((*it)->physicals[i]) == num)
+            if(all || std::abs((*it)->physicals[i]) == num)
               (*it)->setVisibility(val, recursive);
         break;
       }
@@ -878,16 +899,18 @@ static void _set_visibility_by_number(int what, int num, char val, bool recursiv
 }
 
 static void _apply_visibility(char mode, bool physical,
-                              std::vector<GVertex*> &vertices,
-                              std::vector<GEdge*> &edges,
-                              std::vector<GFace*> &faces,
-                              std::vector<GRegion*> &regions,
-                              std::vector<MElement*> &elements)
+                              std::vector<GVertex *> &vertices,
+                              std::vector<GEdge *> &edges,
+                              std::vector<GFace *> &faces,
+                              std::vector<GRegion *> &regions,
+                              std::vector<MElement *> &elements)
 {
-  bool recursive = FlGui::instance()->visibility->butt[0]->value() ? true : false;
-  bool allmodels = FlGui::instance()->visibility->butt[1]->value() ? true : false;
+  bool recursive =
+    FlGui::instance()->visibility->butt[0]->value() ? true : false;
+  bool allmodels =
+    FlGui::instance()->visibility->butt[1]->value() ? true : false;
 
-  if(mode == 1){ // when showing a single entity, first hide everything
+  if(mode == 1) { // when showing a single entity, first hide everything
     if(CTX::instance()->pickElements)
       _set_visibility_by_number(1, -1, 0, false, allmodels);
     else
@@ -897,12 +920,12 @@ static void _apply_visibility(char mode, bool physical,
 
   if(mode == 2) mode = 1;
 
-  if(CTX::instance()->pickElements){
+  if(CTX::instance()->pickElements) {
     for(unsigned int i = 0; i < elements.size(); i++)
       elements[i]->setVisibility(mode);
   }
-  else{
-    for(unsigned int i = 0; i < vertices.size(); i++){
+  else {
+    for(unsigned int i = 0; i < vertices.size(); i++) {
       if(!physical)
         vertices[i]->setVisibility(mode, recursive);
       else
@@ -910,23 +933,23 @@ static void _apply_visibility(char mode, bool physical,
           _set_visibility_by_number(6, vertices[i]->physicals[j], mode,
                                     recursive, allmodels);
     }
-    for(unsigned int i = 0; i < edges.size(); i++){
+    for(unsigned int i = 0; i < edges.size(); i++) {
       if(!physical)
         edges[i]->setVisibility(mode, recursive);
       else
         for(unsigned int j = 0; j < edges[i]->physicals.size(); j++)
-          _set_visibility_by_number(7, edges[i]->physicals[j], mode,
-                                    recursive, allmodels);
+          _set_visibility_by_number(7, edges[i]->physicals[j], mode, recursive,
+                                    allmodels);
     }
-    for(unsigned int i = 0; i < faces.size(); i++){
+    for(unsigned int i = 0; i < faces.size(); i++) {
       if(!physical)
         faces[i]->setVisibility(mode, recursive);
       else
         for(unsigned int j = 0; j < faces[i]->physicals.size(); j++)
-          _set_visibility_by_number(8, faces[i]->physicals[j], mode,
-                                    recursive, allmodels);
+          _set_visibility_by_number(8, faces[i]->physicals[j], mode, recursive,
+                                    allmodels);
     }
-    for(unsigned int i = 0; i < regions.size(); i++){
+    for(unsigned int i = 0; i < regions.size(); i++) {
       if(!physical)
         regions[i]->setVisibility(mode, recursive);
       else
@@ -936,7 +959,7 @@ static void _apply_visibility(char mode, bool physical,
     }
   }
   int pos = FlGui::instance()->visibility->browser->position();
-  visibility_cb(NULL, (void*)"redraw_only");
+  visibility_cb(NULL, (void *)"redraw_only");
   FlGui::instance()->visibility->browser->position(pos);
 }
 
@@ -950,98 +973,101 @@ static void visibility_number_cb(Fl_Widget *w, void *data)
   // volumes
   int what = (intptr_t)data;
   char val;
-  if(what >= 100){ // show
+  if(what >= 100) { // show
     val = 1;
     what -= 100;
   }
-  else{ // hide
+  else { // hide
     val = 0;
   }
   const char *str = FlGui::instance()->visibility->input[what]->value();
 
   int num = (!strcmp(str, "all") || !strcmp(str, "*")) ? -1 : atoi(str);
-  bool recursive = FlGui::instance()->visibility->butt[0]->value() ? true : false;
-  bool allmodels = FlGui::instance()->visibility->butt[1]->value() ? true : false;
+  bool recursive =
+    FlGui::instance()->visibility->butt[0]->value() ? true : false;
+  bool allmodels =
+    FlGui::instance()->visibility->butt[1]->value() ? true : false;
 
   _set_visibility_by_number(what, num, val, recursive, allmodels);
 
   int pos = FlGui::instance()->visibility->browser->position();
-  visibility_cb(NULL, (void*)"redraw_only");
+  visibility_cb(NULL, (void *)"redraw_only");
   FlGui::instance()->visibility->browser->position(pos);
   drawContext::global()->draw();
 }
 
 static void visibility_interactive_cb(Fl_Widget *w, void *data)
 {
-  std::string str((const char*)data);
+  std::string str((const char *)data);
   int what;
   char mode; // 0 for hide, 1 for show, 2 for undo
   bool physical = (str.find("physical") != std::string::npos);
 
-  if(str == "elements to hide"){
+  if(str == "elements to hide") {
     CTX::instance()->pickElements = 1;
     what = ENT_ALL;
     mode = 0;
   }
-  else if(str == "points to hide" || str == "physical points to hide"){
+  else if(str == "points to hide" || str == "physical points to hide") {
     CTX::instance()->pickElements = 0;
     what = ENT_POINT;
     mode = 0;
     opt_geometry_points(0, GMSH_SET | GMSH_GUI, 1);
   }
-  else if(str == "curves to hide" || str == "physical curves to hide"){
+  else if(str == "curves to hide" || str == "physical curves to hide") {
     CTX::instance()->pickElements = 0;
     what = ENT_CURVE;
     mode = 0;
     opt_geometry_curves(0, GMSH_SET | GMSH_GUI, 1);
   }
-  else if(str == "surfaces to hide" || str == "physical surfaces to hide"){
+  else if(str == "surfaces to hide" || str == "physical surfaces to hide") {
     CTX::instance()->pickElements = 0;
     what = ENT_SURFACE;
     mode = 0;
     if(GModel::current()->getMeshStatus() < 2)
       opt_geometry_surfaces(0, GMSH_SET | GMSH_GUI, 1);
   }
-  else if(str == "volumes to hide" || str == "physical volumes to hide"){
+  else if(str == "volumes to hide" || str == "physical volumes to hide") {
     CTX::instance()->pickElements = 0;
     what = ENT_VOLUME;
     mode = 0;
     if(GModel::current()->getMeshStatus() < 3)
       opt_geometry_volumes(0, GMSH_SET | GMSH_GUI, 1);
   }
-  else if(str == "elements to show"){
+  else if(str == "elements to show") {
     CTX::instance()->pickElements = 1;
     what = ENT_ALL;
     mode = 1;
   }
-  else if(str == "points to show" || str == "physical points to show"){
+  else if(str == "points to show" || str == "physical points to show") {
     CTX::instance()->pickElements = 0;
     what = ENT_POINT;
     mode = 1;
     opt_geometry_points(0, GMSH_SET | GMSH_GUI, 1);
   }
-  else if(str == "curves to show" || str == "physical curves to show"){
+  else if(str == "curves to show" || str == "physical curves to show") {
     CTX::instance()->pickElements = 0;
     what = ENT_CURVE;
     mode = 1;
     opt_geometry_curves(0, GMSH_SET | GMSH_GUI, 1);
   }
-  else if(str == "surfaces to show" || str == "physical surfaces to show"){
+  else if(str == "surfaces to show" || str == "physical surfaces to show") {
     CTX::instance()->pickElements = 0;
     what = ENT_SURFACE;
     mode = 1;
     if(GModel::current()->getMeshStatus() < 2)
       opt_geometry_surfaces(0, GMSH_SET | GMSH_GUI, 1);
   }
-  else if(str == "volumes to show" || str == "physical volumes to show"){
+  else if(str == "volumes to show" || str == "physical volumes to show") {
     CTX::instance()->pickElements = 0;
     what = ENT_VOLUME;
     mode = 1;
     if(GModel::current()->getMeshStatus() < 3)
       opt_geometry_volumes(0, GMSH_SET | GMSH_GUI, 1);
   }
-  else if(str == "show all"){
-    bool allmodels = FlGui::instance()->visibility->butt[1]->value() ? true : false;
+  else if(str == "show all") {
+    bool allmodels =
+      FlGui::instance()->visibility->butt[1]->value() ? true : false;
     for(int i = 1; i <= 5; i++) // elements, points, curves, surfaces, volumes
       _set_visibility_by_number(i, -1, 1, false, allmodels);
     CTX::instance()->mesh.changed = ENT_ALL;
@@ -1051,18 +1077,17 @@ static void visibility_interactive_cb(Fl_Widget *w, void *data)
   else
     return;
 
-  std::vector<GVertex*> vertices;
-  std::vector<GEdge*> edges;
-  std::vector<GFace*> faces;
-  std::vector<GRegion*> regions;
-  std::vector<MElement*> elements;
+  std::vector<GVertex *> vertices;
+  std::vector<GEdge *> edges;
+  std::vector<GFace *> faces;
+  std::vector<GRegion *> regions;
+  std::vector<MElement *> elements;
 
   while(1) {
-    if(what == ENT_ALL)
-      CTX::instance()->mesh.changed = ENT_ALL;
+    if(what == ENT_ALL) CTX::instance()->mesh.changed = ENT_ALL;
     drawContext::global()->draw();
-    Msg::StatusGl("Select %s\n[Press %s'q' to abort]",
-                  str.c_str(), mode ? "" : "'u' to undo or ");
+    Msg::StatusGl("Select %s\n[Press %s'q' to abort]", str.c_str(),
+                  mode ? "" : "'u' to undo or ");
 
     char ib = FlGui::instance()->selectEntity(what);
     if(ib == 'l') {
@@ -1072,12 +1097,13 @@ static void visibility_interactive_cb(Fl_Widget *w, void *data)
       faces = FlGui::instance()->selectedFaces;
       regions = FlGui::instance()->selectedRegions;
       elements = FlGui::instance()->selectedElements;
-      _apply_visibility(mode, physical, vertices, edges, faces, regions, elements);
+      _apply_visibility(mode, physical, vertices, edges, faces, regions,
+                        elements);
     }
-    if(ib == 'u' && !mode){ // undo only in hide mode
+    if(ib == 'u' && !mode) { // undo only in hide mode
       _apply_visibility(2, physical, vertices, edges, faces, regions, elements);
     }
-    if(ib == 'q'){
+    if(ib == 'q') {
       break;
     }
   }
@@ -1090,26 +1116,32 @@ static void visibility_interactive_cb(Fl_Widget *w, void *data)
 
 static void visibility_per_window_cb(Fl_Widget *w, void *data)
 {
-  std::string what = (const char*)data;
-  if(what == "item"){
-    drawContext *ctx = FlGui::instance()->getCurrentOpenglWindow()->getDrawContext();
+  std::string what = (const char *)data;
+  if(what == "item") {
+    drawContext *ctx =
+      FlGui::instance()->getCurrentOpenglWindow()->getDrawContext();
     for(unsigned int i = 0;
-        i < (unsigned int)FlGui::instance()->visibility->per_window->size(); i++){
-      if(i < GModel::list.size()){
+        i < (unsigned int)FlGui::instance()->visibility->per_window->size();
+        i++) {
+      if(i < GModel::list.size()) {
         GModel *m = GModel::list[i];
-        if(FlGui::instance()->visibility->per_window->selected(i + 1)) ctx->show(m);
-        else ctx->hide(m);
+        if(FlGui::instance()->visibility->per_window->selected(i + 1))
+          ctx->show(m);
+        else
+          ctx->hide(m);
       }
-      else if(i < GModel::list.size() + PView::list.size()){
+      else if(i < GModel::list.size() + PView::list.size()) {
         PView *v = PView::list[i - GModel::list.size()];
-        if(FlGui::instance()->visibility->per_window->selected(i + 1)) ctx->show(v);
-        else ctx->hide(v);
+        if(FlGui::instance()->visibility->per_window->selected(i + 1))
+          ctx->show(v);
+        else
+          ctx->hide(v);
       }
     }
   }
-  else if(what == "reset_all"){
-    for(unsigned int i = 0; i < FlGui::instance()->graph.size(); i++){
-      for(unsigned int j = 0; j < FlGui::instance()->graph[i]->gl.size(); j++){
+  else if(what == "reset_all") {
+    for(unsigned int i = 0; i < FlGui::instance()->graph.size(); i++) {
+      for(unsigned int j = 0; j < FlGui::instance()->graph[i]->gl.size(); j++) {
         drawContext *ctx = FlGui::instance()->graph[i]->gl[j]->getDrawContext();
         ctx->showAll();
       }
@@ -1131,50 +1163,49 @@ visibilityWindow::visibilityWindow(int deltaFontSize)
   int height = 18 * BH;
   int brw = width - 4 * WB;
 
-  win = new paletteWindow
-    (width, height, CTX::instance()->nonModalWindows ? true : false, "Visibility");
+  win = new paletteWindow(width, height,
+                          CTX::instance()->nonModalWindows ? true : false,
+                          "Visibility");
   win->box(GMSH_WINDOW_BOX);
 
-  Fl_Tabs *o = new Fl_Tabs
-    (WB, WB, width - 2 * WB, height - 3 * WB - BH);
+  Fl_Tabs *o = new Fl_Tabs(WB, WB, width - 2 * WB, height - 3 * WB - BH);
   {
-    Fl_Group *g = new Fl_Group
-      (WB, WB + BH, width - 2 * WB, height - 3 * WB - 2 * BH, "List browser");
+    Fl_Group *g = new Fl_Group(WB, WB + BH, width - 2 * WB,
+                               height - 3 * WB - 2 * BH, "List browser");
 
     {
-      Fl_Group *gg = new Fl_Group
-        (2 * WB, WB + BH, cols[0] + cols[1] + cols[2] + cols[3] / 2, BH);
+      Fl_Group *gg = new Fl_Group(
+        2 * WB, WB + BH, cols[0] + cols[1] + cols[2] + cols[3] / 2, BH);
       gg->resizable(NULL);
 
-      Fl_Button *o0 = new Fl_Button
-        (2 * WB, 2 * WB + BH, cols[0], BH/2, "*");
+      Fl_Button *o0 = new Fl_Button(2 * WB, 2 * WB + BH, cols[0], BH / 2, "*");
       o0->box(FL_THIN_UP_BOX);
       o0->align(FL_ALIGN_TOP | FL_ALIGN_INSIDE);
       o0->tooltip("Select/unselect all");
       o0->callback(visibility_sort_cb, (void *)"*");
 
-      Fl_Button *o1 = new Fl_Button
-        (2 * WB, 2 * WB + BH + BH/2, cols[0], BH - BH/2, "-");
+      Fl_Button *o1 =
+        new Fl_Button(2 * WB, 2 * WB + BH + BH / 2, cols[0], BH - BH / 2, "-");
       o1->box(FL_THIN_UP_BOX);
       o1->tooltip("Invert selection");
       o1->callback(visibility_sort_cb, (void *)"-");
 
-      Fl_Button *o2 = new Fl_Button
-        (2 * WB + cols[0], 2 * WB + BH, cols[1], BH, "Type");
+      Fl_Button *o2 =
+        new Fl_Button(2 * WB + cols[0], 2 * WB + BH, cols[1], BH, "Type");
       o2->box(FL_THIN_UP_BOX);
       o2->align(FL_ALIGN_LEFT | FL_ALIGN_INSIDE);
       o2->tooltip("Sort by type");
       o2->callback(visibility_sort_cb, (void *)"type");
 
-      Fl_Button *o3 = new Fl_Button
-        (2 * WB + cols[0] + cols[1], 2 * WB + BH, cols[2], BH, "Number");
+      Fl_Button *o3 = new Fl_Button(2 * WB + cols[0] + cols[1], 2 * WB + BH,
+                                    cols[2], BH, "Number");
       o3->box(FL_THIN_UP_BOX);
       o3->align(FL_ALIGN_LEFT | FL_ALIGN_INSIDE);
       o3->tooltip("Sort by number");
       o3->callback(visibility_sort_cb, (void *)"number");
 
-      Fl_Button *o4 = new Fl_Button
-        (2 * WB + cols[0] + cols[1] + cols[2], 2 * WB + BH, cols[3], BH, "Name");
+      Fl_Button *o4 = new Fl_Button(2 * WB + cols[0] + cols[1] + cols[2],
+                                    2 * WB + BH, cols[3], BH, "Name");
       o4->box(FL_THIN_UP_BOX);
       o4->align(FL_ALIGN_LEFT | FL_ALIGN_INSIDE);
       o4->tooltip("Sort by name");
@@ -1182,92 +1213,92 @@ visibilityWindow::visibilityWindow(int deltaFontSize)
 
       gg->end();
 
-      Fl_Button *o5 = new Fl_Button
-        (width - 5 * WB, 2 * WB + BH, 3 * WB, BH, "+");
+      Fl_Button *o5 =
+        new Fl_Button(width - 5 * WB, 2 * WB + BH, 3 * WB, BH, "+");
       o5->box(FL_THIN_UP_BOX);
       o5->tooltip("Add parameter name for first selected item");
       o5->callback(visibility_sort_cb, (void *)"+");
-
     }
     {
-      Fl_Group *gg = new Fl_Group
-        (2 * WB, 2 * WB + 2 * BH, brw, height - 6 * WB - 4 * BH);
+      Fl_Group *gg =
+        new Fl_Group(2 * WB, 2 * WB + 2 * BH, brw, height - 6 * WB - 4 * BH);
 
-      browser = new listBrowser
-        (2 * WB, 2 * WB + 2 * BH, brw, height - 6 * WB - 4 * BH);
+      browser =
+        new listBrowser(2 * WB, 2 * WB + 2 * BH, brw, height - 6 * WB - 4 * BH);
       browser->type(FL_MULTI_BROWSER);
       browser->textsize(FL_NORMAL_SIZE - 1);
       browser->column_widths(cols);
-      browser->scrollbar_size(std::max(10, FL_NORMAL_SIZE - 2)); // thinner scrollbars
+      browser->scrollbar_size(
+        std::max(10, FL_NORMAL_SIZE - 2)); // thinner scrollbars
 
       gg->end();
       Fl_Group::current()->resizable(gg);
     }
 
     static Fl_Menu_Item browser_type_table[] = {
-      {"Models", 0, (Fl_Callback *) visibility_cb},
-      {"Elementary entities", 0, (Fl_Callback *) visibility_cb},
-      {"Physical groups", 0, (Fl_Callback *) visibility_cb},
-      {"Mesh partitions", 0, (Fl_Callback *) visibility_cb},
-      {0}
-    };
-    browser_type = new Fl_Choice
-      (2 * WB, height - 2 * BH - 3 * WB, (width - 3 * WB) / 2, BH);
+      {"Models", 0, (Fl_Callback *)visibility_cb},
+      {"Elementary entities", 0, (Fl_Callback *)visibility_cb},
+      {"Physical groups", 0, (Fl_Callback *)visibility_cb},
+      {"Mesh partitions", 0, (Fl_Callback *)visibility_cb},
+      {0}};
+    browser_type =
+      new Fl_Choice(2 * WB, height - 2 * BH - 3 * WB, (width - 3 * WB) / 2, BH);
     browser_type->menu(browser_type_table);
     browser_type->value(2); // physicals
 
-    Fl_Return_Button *b1 = new Fl_Return_Button
-      (width - 1 * CC - 2 * WB, height - 2 * BH - 3 * WB, CC, BH, "Apply");
+    Fl_Return_Button *b1 = new Fl_Return_Button(
+      width - 1 * CC - 2 * WB, height - 2 * BH - 3 * WB, CC, BH, "Apply");
     b1->callback(visibility_browser_apply_cb);
 
     g->end();
     Fl_Group::current()->resizable(g);
   }
   {
-    Fl_Group *g = new Fl_Group
-      (WB, WB + BH, width - 2 * WB, height - 3 * WB - 2 * BH, "Tree browser");
+    Fl_Group *g = new Fl_Group(WB, WB + BH, width - 2 * WB,
+                               height - 3 * WB - 2 * BH, "Tree browser");
 
     tree = new treeBrowser(2 * WB, 2 * WB + BH, brw, height - 6 * WB - 3 * BH);
     tree->labelsize(FL_NORMAL_SIZE - 1);
     tree->selectmode(FL_TREE_SELECT_MULTI);
     tree->connectorstyle(FL_TREE_CONNECTOR_SOLID);
-    tree->scrollbar_size(std::max(10, FL_NORMAL_SIZE - 2)); // thinner scrollbars
+    tree->scrollbar_size(
+      std::max(10, FL_NORMAL_SIZE - 2)); // thinner scrollbars
     tree->hide();
 
-    tree_create = new Fl_Button
-      (2 * WB, 2 * WB + BH, brw, height - 6 * WB - 3 * BH,
-       "The model contains more than ten thousand entities,\n"
-       "which might slow down the tree browser.\n\n"
-       "Create tree browser anyway?");
+    tree_create =
+      new Fl_Button(2 * WB, 2 * WB + BH, brw, height - 6 * WB - 3 * BH,
+                    "The model contains more than ten thousand entities,\n"
+                    "which might slow down the tree browser.\n\n"
+                    "Create tree browser anyway?");
     tree_create->callback(build_tree_cb);
 
-    Fl_Return_Button *b1 = new Fl_Return_Button
-      (width - 1 * CC - 2 * WB, height - 2 * BH - 3 * WB, CC, BH, "Apply");
+    Fl_Return_Button *b1 = new Fl_Return_Button(
+      width - 1 * CC - 2 * WB, height - 2 * BH - 3 * WB, CC, BH, "Apply");
     b1->callback(visibility_tree_apply_cb);
 
     g->resizable(tree);
     g->end();
   }
   {
-    Fl_Group *g = new Fl_Group
-      (WB, WB + BH, width - 2 * WB, height - 3 * WB - 2 * BH, "Numeric");
+    Fl_Group *g = new Fl_Group(WB, WB + BH, width - 2 * WB,
+                               height - 3 * WB - 2 * BH, "Numeric");
     g->resizable(NULL);
 
     int yy = 2 * WB + BH;
-    for(int i = 0; i < 10; i++){
-      if(i == 0){
+    for(int i = 0; i < 10; i++) {
+      if(i == 0) {
         Fl_Box *b = new Fl_Box(2 * WB, yy, IW, BH, "Mesh:");
         b->labelfont(FL_BOLD);
         b->align(FL_ALIGN_LEFT | FL_ALIGN_INSIDE);
         yy += BH;
       }
-      else if(i == 2){
+      else if(i == 2) {
         Fl_Box *b = new Fl_Box(2 * WB, yy, IW, BH, "Elementary entities:");
         b->labelfont(FL_BOLD);
         b->align(FL_ALIGN_LEFT | FL_ALIGN_INSIDE);
         yy += BH;
       }
-      else if(i == 6){
+      else if(i == 6) {
         Fl_Box *b = new Fl_Box(2 * WB, yy, IW, BH, "Physical groups:");
         b->labelfont(FL_BOLD);
         b->align(FL_ALIGN_LEFT | FL_ALIGN_INSIDE);
@@ -1278,9 +1309,10 @@ visibilityWindow::visibilityWindow(int deltaFontSize)
       input[i]->value("*");
 
       Fl_Button *o1 = new Fl_Button(width / 2 + WB / 2, yy, CC, BH, "Show");
-      o1->callback(visibility_number_cb, (void *)(100+(intptr_t)i));
+      o1->callback(visibility_number_cb, (void *)(100 + (intptr_t)i));
 
-      Fl_Button *o2 = new Fl_Button(width / 2 + WB / 2 + CC + WB, yy, CC, BH, "Hide");
+      Fl_Button *o2 =
+        new Fl_Button(width / 2 + WB / 2 + CC + WB, yy, CC, BH, "Hide");
       o2->callback(visibility_number_cb, (void *)(intptr_t)i);
       yy += BH;
     }
@@ -1318,28 +1350,28 @@ visibilityWindow::visibilityWindow(int deltaFontSize)
     g->end();
   }
   {
-    Fl_Group *g = new Fl_Group
-      (WB, WB + BH, width - 2 * WB, height - 3 * WB - 2 * BH, "Interactive");
+    Fl_Group *g = new Fl_Group(WB, WB + BH, width - 2 * WB,
+                               height - 3 * WB - 2 * BH, "Interactive");
     g->resizable(NULL);
 
-    Fl_Button* bb[20];
-    int ll = width/2 - BH - WB - IW;
-    int ll2 = ll + IW + WB + 2*BH + WB;
+    Fl_Button *bb[20];
+    int ll = width / 2 - BH - WB - IW;
+    int ll2 = ll + IW + WB + 2 * BH + WB;
     int yy = 2 * WB + BH;
-    for(int i = 0; i < 9; i++){
-      if(i == 0){
+    for(int i = 0; i < 9; i++) {
+      if(i == 0) {
         Fl_Box *b = new Fl_Box(2 * WB, yy, IW, BH, "Mesh:");
         b->labelfont(FL_BOLD);
         b->align(FL_ALIGN_LEFT | FL_ALIGN_INSIDE);
         yy += BH;
       }
-      else if(i == 1){
+      else if(i == 1) {
         Fl_Box *b = new Fl_Box(2 * WB, yy, IW, BH, "Elementary entities:");
         b->labelfont(FL_BOLD);
         b->align(FL_ALIGN_LEFT | FL_ALIGN_INSIDE);
         yy += BH;
       }
-      else if(i == 5){
+      else if(i == 5) {
         Fl_Box *b = new Fl_Box(2 * WB, yy, IW, BH, "Physical groups:");
         b->labelfont(FL_BOLD);
         b->align(FL_ALIGN_LEFT | FL_ALIGN_INSIDE);
@@ -1370,40 +1402,49 @@ visibilityWindow::visibilityWindow(int deltaFontSize)
     bb[9]->label("Show volumes");
     bb[9]->callback(visibility_interactive_cb, (void *)"volumes to show");
     bb[10]->label("Hide points");
-    bb[10]->callback(visibility_interactive_cb, (void *)"physical points to hide");
+    bb[10]->callback(visibility_interactive_cb,
+                     (void *)"physical points to hide");
     bb[11]->label("Show points");
-    bb[11]->callback(visibility_interactive_cb, (void *)"physical points to show");
+    bb[11]->callback(visibility_interactive_cb,
+                     (void *)"physical points to show");
     bb[12]->label("Hide curves");
-    bb[12]->callback(visibility_interactive_cb, (void *)"physical curves to hide");
+    bb[12]->callback(visibility_interactive_cb,
+                     (void *)"physical curves to hide");
     bb[13]->label("Show curves");
-    bb[13]->callback(visibility_interactive_cb, (void *)"physical curves to show");
+    bb[13]->callback(visibility_interactive_cb,
+                     (void *)"physical curves to show");
     bb[14]->label("Hide surfaces");
-    bb[14]->callback(visibility_interactive_cb, (void *)"physical surfaces to hide");
+    bb[14]->callback(visibility_interactive_cb,
+                     (void *)"physical surfaces to hide");
     bb[15]->label("Show surfaces");
-    bb[15]->callback(visibility_interactive_cb, (void *)"physical surfaces to show");
+    bb[15]->callback(visibility_interactive_cb,
+                     (void *)"physical surfaces to show");
     bb[16]->label("Hide volumes");
-    bb[16]->callback(visibility_interactive_cb, (void *)"physical volumes to hide");
+    bb[16]->callback(visibility_interactive_cb,
+                     (void *)"physical volumes to hide");
     bb[17]->label("Show volumes");
-    bb[17]->callback(visibility_interactive_cb, (void *)"physical volumes to show");
+    bb[17]->callback(visibility_interactive_cb,
+                     (void *)"physical volumes to show");
 
-    bb[18] = new Fl_Button
-      (ll + IW + WB, 2 * WB + 2 * BH, 2 * BH, 11 * BH, "Show\nAll");
+    bb[18] = new Fl_Button(ll + IW + WB, 2 * WB + 2 * BH, 2 * BH, 11 * BH,
+                           "Show\nAll");
     bb[18]->callback(visibility_interactive_cb, (void *)"show all");
 
     g->end();
   }
   {
-    Fl_Group *g = new Fl_Group
-      (WB, WB + BH, width - 2 * WB, height - 3 * WB - 2 * BH, "Per window");
+    Fl_Group *g = new Fl_Group(WB, WB + BH, width - 2 * WB,
+                               height - 3 * WB - 2 * BH, "Per window");
 
-    per_window = new Fl_Multi_Browser
-      (2 * WB, 2 * WB + BH, brw, height - 6 * WB - 3 * BH);
-    per_window->callback(visibility_per_window_cb, (void*)"item");
-    per_window->scrollbar_size(std::max(10, FL_NORMAL_SIZE - 2)); // thinner scrollbars
+    per_window =
+      new Fl_Multi_Browser(2 * WB, 2 * WB + BH, brw, height - 6 * WB - 3 * BH);
+    per_window->callback(visibility_per_window_cb, (void *)"item");
+    per_window->scrollbar_size(
+      std::max(10, FL_NORMAL_SIZE - 2)); // thinner scrollbars
 
-    Fl_Button *b1 = new Fl_Button
-      (width - 1 * CC - 2 * WB, height - 2 * BH - 3 * WB, CC, BH, "Reset all");
-    b1->callback(visibility_per_window_cb, (void*)"reset_all");
+    Fl_Button *b1 = new Fl_Button(
+      width - 1 * CC - 2 * WB, height - 2 * BH - 3 * WB, CC, BH, "Reset all");
+    b1->callback(visibility_per_window_cb, (void *)"reset_all");
 
     g->resizable(per_window);
     g->end();
@@ -1417,31 +1458,32 @@ visibilityWindow::visibilityWindow(int deltaFontSize)
     int aw = (int)(3.5 * FL_NORMAL_SIZE);
     int ww = (width - 5 * WB - aw) / 4;
 
-    Fl_Group *g = new Fl_Group(WB, height - BH - WB, width - 2 * WB - 2 * ww, BH);
+    Fl_Group *g =
+      new Fl_Group(WB, height - BH - WB, width - 2 * WB - 2 * ww, BH);
     g->resizable(NULL);
 
     Fl_Box *b = new Fl_Box(WB, height - BH - WB, aw, BH, "Apply");
     b->align(FL_ALIGN_LEFT | FL_ALIGN_INSIDE);
 
-    butt[0] = new Fl_Check_Button
-      (WB + aw + WB, height - BH - WB, ww, BH, "recursively");
+    butt[0] = new Fl_Check_Button(WB + aw + WB, height - BH - WB, ww, BH,
+                                  "recursively");
     butt[0]->type(FL_TOGGLE_BUTTON);
     butt[0]->value(1);
 
-    butt[1] = new Fl_Check_Button
-      (WB + aw + WB + ww, height - BH - WB, ww + WB, BH, "to all models");
+    butt[1] = new Fl_Check_Button(WB + aw + WB + ww, height - BH - WB, ww + WB,
+                                  BH, "to all models");
     butt[1]->type(FL_TOGGLE_BUTTON);
     butt[1]->value(1);
 
     g->end();
 
-    Fl_Button *o1 = new Fl_Button
-      (width - 2 * ww - WB, height - BH - WB, 2 * ww, BH, "Save current visibility");
+    Fl_Button *o1 = new Fl_Button(width - 2 * ww - WB, height - BH - WB, 2 * ww,
+                                  BH, "Save current visibility");
     o1->callback(visibility_save_cb);
-
   }
 
-  win->position(CTX::instance()->visPosition[0], CTX::instance()->visPosition[1]);
+  win->position(CTX::instance()->visPosition[0],
+                CTX::instance()->visPosition[1]);
   win->end();
 
   FL_NORMAL_SIZE += deltaFontSize;
@@ -1466,23 +1508,21 @@ void visibilityWindow::updatePerWindow(bool force)
   per_window->clear();
   int line = 1;
 
-  for(unsigned int i = 0; i < GModel::list.size(); i++){
+  for(unsigned int i = 0; i < GModel::list.size(); i++) {
     GModel *m = GModel::list[i];
     std::ostringstream sstream;
     sstream << "Model [" << i << "] <<" << m->getName() << ">>";
     per_window->add(sstream.str().c_str());
-    if(ctx->isVisible(m))
-      per_window->select(line, 1);
+    if(ctx->isVisible(m)) per_window->select(line, 1);
     line++;
   }
 
-  for(unsigned int i = 0; i < PView::list.size(); i++){
+  for(unsigned int i = 0; i < PView::list.size(); i++) {
     PView *v = PView::list[i];
     std::ostringstream sstream;
     sstream << "View [" << i << "] <<" << v->getData()->getName() << ">>";
     per_window->add(sstream.str().c_str());
-    if(ctx->isVisible(v))
-      per_window->select(line, 1);
+    if(ctx->isVisible(v)) per_window->select(line, 1);
     line++;
   }
 }
diff --git a/Fltk/visibilityWindow.h b/Fltk/visibilityWindow.h
index b4efac88426fd05065fb05bfebbec27f3796d34c..62442545da8e66c8a9a51494ae0fb2760645411d 100644
--- a/Fltk/visibilityWindow.h
+++ b/Fltk/visibilityWindow.h
@@ -15,8 +15,8 @@
 #include <FL/Fl_Input.H>
 #include <FL/Fl_Tree.H>
 
-class visibilityWindow{
- public:
+class visibilityWindow {
+public:
   Fl_Window *win;
   Fl_Choice *browser_type;
   Fl_Browser *browser;
@@ -26,10 +26,11 @@ class visibilityWindow{
   Fl_Check_Button *butt[2];
   Fl_Button *push[2];
   Fl_Input *input[10];
- public:
-  visibilityWindow(int deltaFontSize=0);
+
+public:
+  visibilityWindow(int deltaFontSize = 0);
   void show(bool redrawOnly);
-  void updatePerWindow(bool force=false);
+  void updatePerWindow(bool force = false);
 };
 
 void visibility_cb(Fl_Widget *w, void *data);