diff --git a/utils/api_demos/CMakeLists.txt b/utils/api_demos/CMakeLists.txt
index 478c8da82f1c2adde1416db3ce95bbff9f789545..2341f6722393efcbf33c79a2259087ef84212bcb 100644
--- a/utils/api_demos/CMakeLists.txt
+++ b/utils/api_demos/CMakeLists.txt
@@ -17,5 +17,5 @@ endif(GMSH_LIB MATCHES ".a")
include_directories(${GMSH_INC})
-add_executable(mainSimple mainSimple.cpp)
-target_link_libraries(mainSimple ${GMSH_LIB} ${LAPACK_LIB} ${BLAS_LIB})
+add_executable(t0 t0.cpp)
+target_link_libraries(t0 ${GMSH_LIB} ${LAPACK_LIB} ${BLAS_LIB})
diff --git a/utils/api_demos/mainAntTweakBar.cpp b/utils/api_demos/mainAntTweakBar.cpp
deleted file mode 100644
index 2b248bdada4d5e6b07646b438989503686c56149..0000000000000000000000000000000000000000
--- a/utils/api_demos/mainAntTweakBar.cpp
+++ /dev/null
@@ -1,313 +0,0 @@
-//
-// A simple example on how to build a GUI frontend to Gmsh using GLUT
-// and libAntTweakBar
-//
-
-#include <cstring>
-#if defined(__APPLE__)
-# include <GLUT/glut.h>
-#else
-# include <GL/glut.h>
-#endif
-#include <AntTweakBar.h>
-#include "Gmsh.h"
-#include "GModel.h"
-#include "MElement.h"
-#include "drawContext.h"
-
-static drawContext *ctx = 0;
-static mousePosition clickPos, prevPos;
-static int specialKey = 0;
-
-class drawContextTw : public drawContextGlobal{
- public:
- void draw(){ ctx->draw3d(); ctx->draw2d(); }
- const char *getFontName(int index){ return "Helvetica"; }
- int getFontSize(){ return 18; }
- double getStringWidth(const char *str)
- {
- return glutBitmapLength(GLUT_BITMAP_HELVETICA_18, (const unsigned char*)str);
- }
- int getStringHeight(){ return 18; }
- int getStringDescent(){ return 6; }
- void drawString(const char *str)
- {
- for (int i = 0; i < strlen(str); i++)
- glutBitmapCharacter(GLUT_BITMAP_HELVETICA_18, str[i]);
- }
-};
-
-// GLUT callbacks
-void display()
-{
- glViewport(ctx->viewport[0], ctx->viewport[1],
- ctx->viewport[2], ctx->viewport[3]);
- glClear(GL_DEPTH_BUFFER_BIT | GL_COLOR_BUFFER_BIT);
- drawContext::global()->draw();
- TwDraw();
- glutSwapBuffers();
- glutPostRedisplay();
-}
-
-void reshape(int w, int h)
-{
- ctx->viewport[2] = w;
- ctx->viewport[3] = h;
- TwWindowSize(w, h);
-}
-
-void keyboard(unsigned char key, int x, int y)
-{
- static bool fullScreen = false;
- static int oldw = 10, oldh = 10;
- if(TwEventKeyboardGLUT(key, x, y)) return;
- switch(key){
- case '1': GModel::current()->mesh(1); break;
- case '2': GModel::current()->mesh(2); break;
- case '3': GModel::current()->mesh(3); break;
- case 'f':
- if(fullScreen){ glutReshapeWindow(oldw, oldh); }
- else{ oldw = ctx->viewport[2]; oldh = ctx->viewport[3]; glutFullScreen(); }
- fullScreen = !fullScreen;
- }
- glutPostRedisplay();
-}
-
-void mouseMotion(int x, int y)
-{
- if(TwEventMouseMotionGLUT(x, y)) return;
- int w = ctx->viewport[2];
- int h = ctx->viewport[3];
-
- mousePosition currPos;
- currPos.set(ctx, x, y);
-
- if(specialKey == GLUT_ACTIVE_SHIFT){
- double dx = currPos.win[0] - prevPos.win[0];
- double dy = currPos.win[1] - prevPos.win[1];
- if(fabs(dy) > fabs(dx)) {
- double fact = (4. * 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];
- clickPos.recenter(ctx);
- }
- }
- else if(specialKey == GLUT_ACTIVE_ALT){
- ctx->t[0] += (currPos.wnr[0] - clickPos.wnr[0]);
- ctx->t[1] += (currPos.wnr[1] - clickPos.wnr[1]);
- ctx->t[2] = 0.;
- }
- else{
- ctx->addQuaternion
- ((2. * prevPos.win[0] - w) / w, (h - 2. * prevPos.win[1]) / h,
- (2. * currPos.win[0] - w) / w, (h - 2. * currPos.win[1]) / h);
- }
-
- prevPos.set(ctx, x, y);
- glutPostRedisplay();
-}
-
-void mousePassiveMotion(int x, int y)
-{
- if(TwEventMouseMotionGLUT(x, y)) return;
-
- std::vector<GVertex*> vertices;
- std::vector<GEdge*> edges;
- std::vector<GFace*> faces;
- std::vector<GRegion*> regions;
- std::vector<MElement*> elements;
- bool ret = ctx->select(ENT_ALL, false, false, x, y, 5, 5,
- vertices, edges, faces, regions, elements);
- if(ret){
- GEntity *ge = 0;
- if(vertices.size()) ge = vertices[0];
- else if(edges.size()) ge = edges[0];
- else if(faces.size()) ge = faces[0];
- else if(regions.size()) ge = regions[0];
- MElement *me = elements.size() ? elements[0] : 0;
- printf("%s %s\n", ge ? ge->getInfoString().c_str() : "",
- me ? me->getInfoString().c_str() : "");
- }
-}
-
-void mouseButton(int button, int state, int x, int y)
-{
- if(TwEventMouseButtonGLUT(button, state, x, y)) return;
- specialKey = glutGetModifiers();
- clickPos.set(ctx, x, y);
- prevPos.set(ctx, x, y);
-}
-
-// AntTweakBar callbacks
-void TW_CALL SetLightDirCB(const void *value, void *clientData)
-{
- const double *dir = (const double *)(value);
- GmshSetOption("General", "Light0X", -dir[0]);
- GmshSetOption("General", "Light0Y", -dir[1]);
- GmshSetOption("General", "Light0Z", -dir[2]);
-}
-
-void TW_CALL GetLightDirCB(void *value, void *clientData)
-{
- double *dir = (double*)(value);
- GmshGetOption("General", "Light0X", dir[0]);
- GmshGetOption("General", "Light0Y", dir[1]);
- GmshGetOption("General", "Light0Z", dir[2]);
- dir[0] *= -1; dir[1] *= -1; dir[2] *= -1;
-}
-
-void TW_CALL SetInt32CB(const void *value, void *clientData)
-{
- int b = *(const int*)(value);
- std::string s((const char *)clientData);
- int idot = s.find_first_of('.');
- GmshSetOption(s.substr(0, idot), s.substr(idot + 1), (double)b);
-}
-
-void TW_CALL GetInt32CB(void *value, void *clientData)
-{
- std::string s((const char *)clientData);
- int idot = s.find_first_of('.');
- double tmp;
- GmshGetOption(s.substr(0, idot), s.substr(idot + 1), tmp);
- *(int*)(value) = (int)tmp;
-}
-
-void TW_CALL SetDoubleCB(const void *value, void *clientData)
-{
- double b = *(const double*)(value);
- std::string s((const char *)clientData);
- int idot = s.find_first_of('.');
- GmshSetOption(s.substr(0, idot), s.substr(idot + 1), b);
-}
-
-void TW_CALL GetDoubleCB(void *value, void *clientData)
-{
- std::string s((const char *)clientData);
- int idot = s.find_first_of('.');
- GmshGetOption(s.substr(0, idot), s.substr(idot + 1), *(double*)(value));
-}
-
-void TW_CALL SetColorCB(const void *value, void *clientData)
-{
- unsigned int b = *(const unsigned int*)(value);
- std::string s((const char *)clientData);
- int idot = s.find_first_of('.');
- GmshSetOption(s.substr(0, idot), s.substr(idot + 1), b);
-}
-
-void TW_CALL GetColorCB(void *value, void *clientData)
-{
- std::string s((const char *)clientData);
- int idot = s.find_first_of('.');
- GmshGetOption(s.substr(0, idot), s.substr(idot + 1), *(unsigned int*)(value));
-}
-
-void TW_CALL MenuCB(void *clientData)
-{
- printf("menu '%s'\n", (const char*)clientData);
-}
-
-int main(int argc, char **argv)
-{
- GmshInitialize(argc, argv);
- GmshSetOption("General", "Terminal", 1.);
- GmshSetOption("View", "IntervalsType", 1.);
- GmshSetOption("View", "AdaptVisualizationGrid", 1.);
- GmshSetOption("View", "TargetError", 0.00001);
- GmshSetOption("View", "MaxRecursionLevel", 3.);
-
- for(int i = 1; i < argc; i++) GmshMergeFile(argv[i]);
-
- ctx = new drawContext();
- drawContext::setGlobal(new drawContextTw);
-
- if(!TwInit(TW_OPENGL, NULL)){
- printf("AntTweakBar initialization failed: %s\n", TwGetLastError());
- return 1;
- }
-
- glutInit(&argc, argv);
- glutInitDisplayMode(GLUT_RGB | GLUT_DOUBLE | GLUT_DEPTH);
- glutInitWindowSize(ctx->viewport[2], ctx->viewport[3]);
- glutInitWindowPosition(100, 100);
- glutCreateWindow("Gmsh Viewer");
- glutDisplayFunc(display);
- glutReshapeFunc(reshape);
- glutMouseFunc(mouseButton);
- glutMotionFunc(mouseMotion);
- glutPassiveMotionFunc(mousePassiveMotion);
- glutKeyboardFunc(keyboard);
- glutSpecialFunc((GLUTspecialfun)TwEventSpecialGLUT);
- TwGLUTModifiersFunc(glutGetModifiers);
-
- TwBar *bar = TwNewBar("Options");
- TwDefine("Options size='200 400' color='50 50 50' alpha=128");
- {
- TwEnumVal axesEV[6] = { {0, "None"}, {1, "Simple axes"}, {2, "Box"},
- {3, "Full grid"}, {4, "Open grid"}, {5, "Ruler"} };
- TwType axesType = TwDefineEnum("AxesType", axesEV, 6);
- TwAddVarCB(bar, "Axes", axesType, SetInt32CB, GetInt32CB,
- (void*)"General.Axes", "group='General' help='Change axes.' ");
- TwAddVarCB(bar, "LightDir", TW_TYPE_DIR3D, SetLightDirCB, GetLightDirCB,
- 0, "group='General' label='Light direction' close help='Change "
- "light direction.' ");
- {
- TwAddVarCB(bar, "Background", TW_TYPE_COLOR32, SetColorCB, GetColorCB,
- (void*)"General.Background", "group='GeneralColor' "
- "label='Background color' ");
- TwAddVarCB(bar, "BackgroundGradient", TW_TYPE_COLOR32, SetColorCB, GetColorCB,
- (void*)"General.BackgroundGradient", "group='GeneralColor' "
- "label='Background gradient color' ");
- TwDefine("Options/GeneralColor label='Colors' close group='General' ");
- }
- TwDefine("Options/General close ");
- }
- {
- TwAddVarCB(bar, "Points", TW_TYPE_BOOL32, SetInt32CB, GetInt32CB,
- (void*)"Geometry.Points", "group='Geometry' help='Draw points.' ");
- TwAddVarCB(bar, "Lines", TW_TYPE_BOOL32, SetInt32CB, GetInt32CB,
- (void*)"Geometry.Lines", "group='Geometry' help='Draw lines.' ");
- TwAddVarCB(bar, "Surfaces", TW_TYPE_BOOL32, SetInt32CB, GetInt32CB,
- (void*)"Geometry.Surfaces", "group='Geometry' help='Draw surfaces.' ");
- TwAddVarCB(bar, "Volumes", TW_TYPE_BOOL32, SetInt32CB, GetInt32CB,
- (void*)"Geometry.Volumes", "group='Geometry' help='Draw volumes.' ");
- }
- {
- TwAddVarCB(bar, "Vertices", TW_TYPE_BOOL32, SetInt32CB, GetInt32CB,
- (void*)"Mesh.Points", "group='Mesh' help='Draw mesh vertices.' ");
- TwAddVarCB(bar, "MeshLines", TW_TYPE_BOOL32, SetInt32CB, GetInt32CB,
- (void*)"Mesh.Lines", "group='Mesh' label='Lines' help='Draw line mesh.' ");
- TwAddVarCB(bar, "SurfaceEdges", TW_TYPE_BOOL32, SetInt32CB, GetInt32CB,
- (void*)"Mesh.SurfaceEdges", "group='Mesh' label='Surface edges' "
- "help='Draw surface mesh edges.' ");
- TwAddVarCB(bar, "SurfaceFaces", TW_TYPE_BOOL32, SetInt32CB, GetInt32CB,
- (void*)"Mesh.SurfaceFaces", "group='Mesh' label='Surface faces' "
- "help='Draw surface mesh faces.' ");
- TwAddVarCB(bar, "VolumeEdges", TW_TYPE_BOOL32, SetInt32CB, GetInt32CB,
- (void*)"Mesh.VolumeEdges", "group='Mesh' label='Volume edges' "
- "help='Draw volume mesh edges.' ");
- TwAddVarCB(bar, "VolumeFaces", TW_TYPE_BOOL32, SetInt32CB, GetInt32CB,
- (void*)"Mesh.VolumeFaces", "group='Mesh' label='Volume faces' "
- "help='Draw volume mesh faces.' ");
- TwAddVarCB(bar, "Explode", TW_TYPE_DOUBLE, SetDoubleCB, GetDoubleCB,
- (void*)"Mesh.Explode", "group='Mesh' label='Explode factor' "
- "min=0 max=1 step=0.01 help='Explode mesh.' ");
- TwAddVarCB(bar, "SizeFactor", TW_TYPE_DOUBLE, SetDoubleCB, GetDoubleCB,
- (void*)"Mesh.CharacteristicLengthFactor", "group='Mesh' "
- "label='Element size factor' min=0.01 max=100 step=0.01 ");
- }
-
- TwBar *menubar = TwNewBar("Menu");
- TwDefine("Menu size='200 400' position='500 30' iconified='true' ");
- TwAddButton(menubar, "Elementary entities", MenuCB, (void*)"Elementary", 0);
- TwAddButton(menubar, "Physical groups", MenuCB, (void*)"Physical", 0);
- TwAddButton(menubar, "Edit", MenuCB, (void*)"Edit", 0);
- TwAddButton(menubar, "Reload", MenuCB, (void*)"Reload", 0);
-
- glutMainLoop();
-
- GmshFinalize();
- return 0;
-}
diff --git a/utils/api_demos/mainCartesian.cpp b/utils/api_demos/mainCartesian.cpp
deleted file mode 100644
index 24a103799e3910fcc2d6bc32ff40d9243b8f59c0..0000000000000000000000000000000000000000
--- a/utils/api_demos/mainCartesian.cpp
+++ /dev/null
@@ -1,304 +0,0 @@
-// lx ly lz rmax levels refcs
-//
-// plaqueEp.stp 0.2 0.2 0.2 0.3 3
-// plaqueEpRotated.stp 0.3 0.3 0.3 0.3 3
-// jonction_collee2.stp 6 6 6 10 3
-// panneau_raidi_simple.stp 3 3 50 5 2 0
-// plaque_trouee.stp 1 1 1 2 3
-
-#include "Gmsh.h"
-#include "GModel.h"
-#include "Numeric.h"
-#include "GmshMessage.h"
-#include "cartesian.h"
-
-static void insertActiveCells(double x, double y, double z, double rmax,
- cartesianBox<double> &box)
-{
- int id1 = box.getCellContainingPoint(x - rmax, y - rmax, z - rmax);
- int id2 = box.getCellContainingPoint(x + rmax, y + rmax, z + rmax);
- int i1, j1 ,k1;
- box.getCellIJK(id1, i1, j1, k1);
- int i2, j2, k2;
- box.getCellIJK(id2, i2, j2, k2);
- for (int i = i1; i <= i2; i++)
- for (int j = j1; j <= j2; j++)
- for (int k = k1; k <= k2; k++)
- box.insertActiveCell(box.getCellIndex(i, j, k));
-}
-
-static void computeLevelset(GModel *gm, cartesianBox<double> &box)
-{
- // tolerance for desambiguation
- const double tol = box.getLC() * 1.e-12;
- std::vector<SPoint3> nodes;
- std::vector<int> indices;
- for (cartesianBox<double>::valIter it = box.nodalValuesBegin();
- it != box.nodalValuesEnd(); ++it){
- nodes.push_back(box.getNodeCoordinates(it->first));
- indices.push_back(it->first);
- }
- Msg::Info(" %d nodes in the grid at level %d", (int)nodes.size(), box.getLevel());
- std::vector<double> dist, localdist;
- std::vector<SPoint3> dummy;
- for (GModel::fiter fit = gm->firstFace(); fit != gm->lastFace(); fit++){
- for (int i = 0; i < (*fit)->stl_triangles.size(); i += 3){
- int i1 = (*fit)->stl_triangles[i];
- int i2 = (*fit)->stl_triangles[i + 1];
- int i3 = (*fit)->stl_triangles[i + 2];
- GPoint p1 = (*fit)->point((*fit)->stl_vertices[i1]);
- GPoint p2 = (*fit)->point((*fit)->stl_vertices[i2]);
- GPoint p3 = (*fit)->point((*fit)->stl_vertices[i3]);
- SPoint2 p = ((*fit)->stl_vertices[i1] + (*fit)->stl_vertices[i2] +
- (*fit)->stl_vertices[i3]) * 0.33333333;
- SVector3 N = (*fit)->normal(p);
- SPoint3 P1(p1.x(), p1.y(), p1.z());
- SPoint3 P2(p2.x(), p2.y(), p2.z());
- SPoint3 P3(p3.x(), p3.y(), p3.z());
- SVector3 NN(crossprod(P2 - P1, P3 - P1));
- if (dot(NN, N) > 0)
- signedDistancesPointsTriangle(localdist, dummy, nodes, P1, P2, P3);
- else
- signedDistancesPointsTriangle(localdist, dummy, nodes, P2, P1, P3);
- if(dist.empty())
- dist = localdist;
- else{
- for (unsigned int j = 0; j < localdist.size(); j++){
- // FIXME: if there is an ambiguity assume we are inside (to
- // avoid holes in the structure). This is definitely just a
- // hack, as it could create pockets of matter outside the
- // structure...
- if(dist[j] * localdist[j] < 0 &&
- fabs(fabs(dist[j]) - fabs(localdist[j])) < tol){
- dist[j] = std::max(dist[j], localdist[j]);
- }
- else{
- dist[j] = (fabs(dist[j]) < fabs(localdist[j])) ? dist[j] : localdist[j];
- }
- }
- }
- }
- }
- for (unsigned int j = 0; j < dist.size(); j++)
- box.setNodalValue(indices[j], dist[j]);
-
- if(box.getChildBox()) computeLevelset(gm, *box.getChildBox());
-}
-
-static void fillPointCloud(GEdge *ge, double sampling, std::vector<SPoint3> &points)
-{
- Range<double> t_bounds = ge->parBounds(0);
- double t_min = t_bounds.low();
- double t_max = t_bounds.high();
- double length = ge->length(t_min, t_max, 20);
- int N = length / sampling;
- for(int i = 0; i < N; i++) {
- double t = t_min + (double)i / (double)(N - 1) * (t_max - t_min);
- GPoint p = ge->point(t);
- points.push_back(SPoint3(p.x(), p.y(), p.z()));
- }
-}
-
-static int removeBadChildCells(cartesianBox<double> *parent)
-{
- cartesianBox<double> *child = parent->getChildBox();
- if(!child) return 0;
- int I = parent->getNxi();
- int J = parent->getNeta();
- int K = parent->getNzeta();
- for(int i = 0; i < I; i++)
- for(int j = 0; j < J; j++)
- for(int k = 0; k < K; k++){
- // remove children if they do not entirely fill parent, or if
- // there is no parent on the boundary
- int idx[8] = {child->getCellIndex(2 * i, 2 * j, 2 * k),
- child->getCellIndex(2 * i, 2 * j, 2 * k + 1),
- child->getCellIndex(2 * i, 2 * j + 1, 2 * k),
- child->getCellIndex(2 * i, 2 * j + 1, 2 * k + 1),
- child->getCellIndex(2 * i + 1, 2 * j, 2 * k),
- child->getCellIndex(2 * i + 1, 2 * j, 2 * k + 1),
- child->getCellIndex(2 * i + 1, 2 * j + 1, 2 * k),
- child->getCellIndex(2 * i + 1, 2 * j + 1, 2 * k + 1)};
- bool exist[8], atLeastOne = false, butNotAll = false;
- for(int ii = 0; ii < 8; ii++){
- exist[ii] = child->activeCellExists(idx[ii]);
- if(exist[ii]) atLeastOne = true;
- if(!exist[ii]) butNotAll = true;
- }
- if(atLeastOne &&
- (butNotAll ||
- (i != 0 && !parent->activeCellExists(parent->getCellIndex(i - 1, j, k))) ||
- (i != I - 1 && !parent->activeCellExists(parent->getCellIndex(i + 1, j, k))) ||
- (j != 0 && !parent->activeCellExists(parent->getCellIndex(i, j - 1, k))) ||
- (j != J - 1 && !parent->activeCellExists(parent->getCellIndex(i, j + 1, k))) ||
- (k != 0 && !parent->activeCellExists(parent->getCellIndex(i, j, k - 1))) ||
- (k != K - 1 && !parent->activeCellExists(parent->getCellIndex(i, j, k + 1)))))
- for(int ii = 0; ii < 8; ii++) child->eraseActiveCell(idx[ii]);
- }
- return removeBadChildCells(child);
-}
-
-static void removeParentCellsWithChildren(cartesianBox<double> *box)
-{
- if(!box->getChildBox()) return;
- for(int i = 0; i < box->getNxi(); i++)
- for(int j = 0; j < box->getNeta(); j++)
- for(int k = 0; k < box->getNzeta(); k++){
- if(box->activeCellExists(box->getCellIndex(i, j, k))){
- cartesianBox<double> *parent = box, *child;
- int ii = i, jj = j, kk = k;
- while((child = parent->getChildBox())){
- ii *= 2; jj *= 2; kk *= 2;
- if(child->activeCellExists(child->getCellIndex(ii, jj, kk))){
- box->eraseActiveCell(box->getCellIndex(i, j, k));
- break;
- }
- parent = child;
- }
- }
- }
- removeParentCellsWithChildren(box->getChildBox());
-}
-
-static void removeOutsideCells(cartesianBox<double> *box)
-{
- if(!box) return;
- int nbErased = 0;
- for(cartesianBox<double>::cellIter it = box->activeCellsBegin();
- it != box->activeCellsEnd();){
- std::vector<double> vals;
- box->getNodalValuesForCell(*it, vals);
- double lsmax = *std::max_element(vals.begin(), vals.end());
- double lsmin = *std::min_element(vals.begin(), vals.end());
- double change_sign = lsmax * lsmin;
- double epsilon = 1.e-10;
- if(change_sign > 0 && lsmax < -epsilon) {
- box->eraseActiveCell(*(it++));
- nbErased++;
- }
- else ++it;
- }
- Msg::Info(" number of cells erased after filtering: %d", nbErased);
- removeOutsideCells(box->getChildBox());
-}
-
-int main(int argc,char *argv[])
-{
- if(argc < 6){
- printf("Usage: %s file lx ly lz rmax [levels=1] [refcs=1]\n", argv[0]);
- printf("where\n");
- printf(" 'file' contains a CAD model\n");
- printf(" 'lx', 'ly' and 'lz' are the sizes of the elements along the"
- " x-, y- and z-axis at the coarsest level\n");
- printf(" 'rmax' is the radius of the largest sphere that can be inscribed"
- " in the structure\n");
- printf(" 'levels' sets the number of levels in the grid\n");
- printf(" 'refcs' selects if curved surfaces should be refined\n");
- return -1;
- }
-
- GmshInitialize();
- GmshSetOption("General", "Terminal", 1.);
- GmshMergeFile(argv[1]);
- double lx = atof(argv[2]), ly = atof(argv[3]), lz = atof(argv[4]);
- double rmax = atof(argv[5]);
- int levels = (argc > 6) ? atof(argv[6]) : 1;
- int refineCurvedSurfaces = (argc > 7) ? atof(argv[7]) : 1;
-
- // minimum distance between points in the cloud at the coarsest
- // level
- double sampling = std::min(rmax, std::min(lx, std::min(ly, lz)));
-
- // radius of the "tube" created around parts to refine at the
- // coarsest level
- double rtube = std::max(lx, std::max(ly, lz)) * 2.;
-
- GModel *gm = GModel::current();
-
- std::vector<SPoint3> points;
- Msg::Info("Filling coarse point cloud on surfaces");
- for (GModel::fiter fit = gm->firstFace(); fit != gm->lastFace(); fit++)
- (*fit)->fillPointCloud(sampling, &points);
- Msg::Info(" %d points in the surface cloud", (int)points.size());
-
- std::vector<SPoint3> refinePoints;
- if(levels > 1){
- double s = sampling / pow(2., levels - 1);
- Msg::Info("Filling refined point cloud on curves and curved surfaces");
- for (GModel::eiter eit = gm->firstEdge(); eit != gm->lastEdge(); eit++)
- fillPointCloud(*eit, s, refinePoints);
-
- // FIXME: refine this by computing e.g. "mean" curvature
- if(refineCurvedSurfaces){
- for (GModel::fiter fit = gm->firstFace(); fit != gm->lastFace(); fit++)
- if((*fit)->geomType() != GEntity::Plane)
- (*fit)->fillPointCloud(2 * s, &refinePoints);
- }
- Msg::Info(" %d points in the refined cloud", (int)refinePoints.size());
- }
-
- SBoundingBox3d bb;
- for(unsigned int i = 0; i < points.size(); i++) bb += points[i];
- for(unsigned int i = 0; i < refinePoints.size(); i++) bb += refinePoints[i];
- bb.scale(1.21, 1.21, 1.21);
- SVector3 range = bb.max() - bb.min();
- int NX = range.x() / lx;
- int NY = range.y() / ly;
- int NZ = range.z() / lz;
- if(NX < 2) NX = 2;
- if(NY < 2) NY = 2;
- if(NZ < 2) NZ = 2;
-
- Msg::Info(" bounding box min: %g %g %g -- max: %g %g %g",
- bb.min().x(), bb.min().y(), bb.min().z(),
- bb.max().x(), bb.max().y(), bb.max().z());
- Msg::Info(" Nx=%d Ny=%d Nz=%d", NX, NY, NZ);
-
- cartesianBox<double> box(bb.min().x(), bb.min().y(), bb.min().z(),
- SVector3(range.x(), 0, 0),
- SVector3(0, range.y(), 0),
- SVector3(0, 0, range.z()),
- NX, NY, NZ, levels);
-
- Msg::Info("Inserting active cells in the cartesian grid");
- Msg::Info(" level %d", box.getLevel());
- for (unsigned int i = 0; i < points.size(); i++)
- insertActiveCells(points[i].x(), points[i].y(), points[i].z(), rmax, box);
-
- cartesianBox<double> *parent = &box, *child;
- while((child = parent->getChildBox())){
- Msg::Info(" level %d", child->getLevel());
- for(unsigned int i = 0; i < refinePoints.size(); i++)
- insertActiveCells(refinePoints[i].x(), refinePoints[i].y(), refinePoints[i].z(),
- rtube / pow(2., (levels - child->getLevel())), *child);
- parent = child;
- }
-
- // remove child cells that do not entirely fill parent cell or for
- // which there is no parent neighbor; then remove parent cells that
- // have children
- Msg::Info("Removing cells to match X-FEM mesh topology constraints");
- removeBadChildCells(&box);
- removeParentCellsWithChildren(&box);
-
- // we generate duplicate nodes at this point so we can easily access
- // cell values at each level; we will clean up by renumbering after
- // filtering
- Msg::Info("Initializing nodal values in the cartesian grid");
- box.createNodalValues();
-
- Msg::Info("Computing levelset on the cartesian grid");
- computeLevelset(gm, box);
-
- Msg::Info("Removing cells outside the structure");
- removeOutsideCells(&box);
-
- Msg::Info("Renumbering mesh vertices across levels");
- box.renumberNodes();
-
- bool decomposeInSimplex = false;
- box.writeMSH("yeah.msh", decomposeInSimplex);
-
- Msg::Info("Done!");
- GmshFinalize();
-}
diff --git a/utils/api_demos/mainElasticity.cpp b/utils/api_demos/mainElasticity.cpp
deleted file mode 100644
index b056d0ac6b8ef1d41cd61f642e90fe1d18767639..0000000000000000000000000000000000000000
--- a/utils/api_demos/mainElasticity.cpp
+++ /dev/null
@@ -1,172 +0,0 @@
-#include <cstring>
-#include "Gmsh.h"
-#include "elasticitySolver.h"
-#include "PView.h"
-#include "PViewData.h"
-
-void Info (int i, char* c){
- printf("%d %s\n",i,c);
-}
-
-/*
-void InitializeOnelab(std::string sockName, std::string modelName) {
- if (!sockName.size()) return;
- loader = new onelab::remoteNetworkClient("loader", sockName);
- std::vector<std::string> choices;
- std::vector<onelab::string> ps;
- loader->get(ps,"Elasticity/9Compute"); // ??
- ps.resize(1);
- ps[0].setName("Elasticity/9Compute");
- ps[0].setValue("-solve -pos");
- choices.push_back("-solve -pos");
- choices.push_back("-pos");
- choices.push_back("-solve");
- ps[0].setChoices(choices);
- loader->set(ps[0]);
- ps.resize(1);
- ps[0].setName("Elasticity/1ModelName");
- ps[0].setValue(modelName);
- loader->set(ps[0]);
-}
-
-void AddOnelabNumberChoice(std::string name, double val, std::string help)
-{
- std::vector<double> choices;
- std::vector<onelab::number> ps;
- loader->get(ps, name);
- if(ps.size()){
- choices = ps[0].getChoices();
- }
- else{
- ps.resize(1);
- ps[0].setName(name);
- }
- ps[0].setValue(val);
- choices.push_back(val);
- ps[0].setChoices(choices);
- ps[0].setHelp(help);
- ps[0].setShortHelp(help);
- loader->set(ps[0]);
-}
-
-void AddOnelabMaterials (elasticitySolver &e) {
-
- std::vector<onelab::number> ps;
- for (int i=0;i<e.elasticFields.size();i++){
- std::stringstream ss;//create a stringstream
- ss << i;//add number to the stream
- std::string mat = "Elasticity/LinearElasticMaterial "+ss.str()+"/Young/";
- std::string help = "Young Modulus";
- AddOnelabNumberChoice (mat,e.elasticFields[i]._E,help);
- mat = "Elasticity/LinearElasticMaterial "+ss.str()+"/Poisson/";
- help = "Poisson Ratio";
- AddOnelabNumberChoice (mat,e.elasticFields[i]._nu,help);
- }
-}
-
-void GetSetLoads (elasticitySolver &e) {
- // todo
-}
-
-void GetSetFixations (elasticitySolver &e) {
- // todo
-}
-*/
-
-void WhatToDoNow(int argc, char *argv[], int &solve, std::string &fileName)
-{
- int i = 1;
- solve = 1;
- std::string sockName = "";
- while (i < argc) {
-
- if (argv[i][0] == '-') {
- if (!strcmp(argv[i]+1, "solve") ||
- !strcmp(argv[i]+1, "-solve")) {
- solve = 1;
- i++;
- }
- else if (!strcmp(argv[i]+1, "pos") ||
- !strcmp(argv[i]+1, "-pos")) {
- i++;
- }
- // else if (!strcmp(argv[i]+1, "onelab")) {
- // i++;
- // if (i<argc && argv[i][0]!='-') {
- // printf("INITIALIZING SOCKET %s\n",argv[i]);
- // sockName=argv[i];
- // InitializeOnelab(sockName,modelName); i++;
- // }
- // else {
- // printf("Error : Missing address of onelab server");
- // }
- // }
- else if (!strcmp(argv[i]+1, "a")) {
- i++;
- exit(1);
- }
- else if (!strcmp(argv[i]+1, "help") || !strcmp(argv[i]+1, "h") ||
- !strcmp(argv[i]+1, "-help") || !strcmp(argv[i]+1, "-h")) {
- i++;
- Info(0, argv[0]);
- }
-
- else if (!strcmp(argv[i]+1, "version") ||
- !strcmp(argv[i]+1, "-version")) {
- i++;
- Info(1, argv[0]);
- }
- else if (!strcmp(argv[i]+1, "info") ||
- !strcmp(argv[i]+1, "-info")) {
- i++;
- Info(2, argv[0]);
- }
- }
- else {
- std::string modelName = std::string(argv[i]);
- fileName=modelName.substr(0,modelName.find_last_of(".")); // remove extension
- // if (modelName)
- // modelName = modelName + std::string(".fuk");
- i++;
- }
- }
-}
-
-int main (int argc, char* argv[]){
- char* a[10];
- char name[245];
- a[0] = name;
- GmshInitialize(1, a);
- GmshSetOption("General","Terminal",1.);
-
- // for (int i=0;i<argc;i++)printf("%s\n",argv[i]);
-
- printf("Welcome to the Simple Elasticity Program For Onelab\n");
-
-
- int solve;
- std::string pn;
- WhatToDoNow (argc,argv, solve, pn);
-
- elasticitySolver mySolver (1000);
- mySolver.setMesh(std::string(pn+".msh").c_str());
- mySolver.readInputFile(std::string(pn+".dat").c_str());
-
- if (solve){
- mySolver.solve();
- PView *pvm = mySolver.buildVonMisesView("vonMises");
- PView *pv = mySolver.buildDisplacementView("displacement");
- // pv->getData()->writeMSH("disp.msh", false, false);
- pv->getData()->writePOS("disp.pos");
- pvm->getData()->writePOS("vonMises.pos");
- delete pv;
- }
-
- return 0;
-
- // solve the problem
-
-
- // stop gmsh
-
-}
diff --git a/utils/api_demos/mainGlut.cpp b/utils/api_demos/mainGlut.cpp
deleted file mode 100644
index 67cb5f177dfcb1b25f8a62af4afbb129cf4eb35d..0000000000000000000000000000000000000000
--- a/utils/api_demos/mainGlut.cpp
+++ /dev/null
@@ -1,122 +0,0 @@
-//
-// A simple example on how to build a GUI frontend to Gmsh using GLUT
-//
-
-#if defined(__APPLE__)
-# include <GLUT/glut.h>
-#else
-# include <GL/glut.h>
-#endif
-#include "Gmsh.h"
-#include "GModel.h"
-#include "MElement.h"
-#include "drawContext.h"
-
-drawContext *ctx = 0;
-
-class drawContextGlut : public drawContextGlobal{
- public:
- void draw(){ ctx->draw3d(); ctx->draw2d(); }
- const char *getFontName(int index){ return "Helvetica"; }
- int getFontSize(){ return 18; }
- double getStringWidth(const char *str)
- {
- return glutBitmapLength(GLUT_BITMAP_HELVETICA_18, (const unsigned char*)str);
- }
- int getStringHeight(){ return 18; }
- int getStringDescent(){ return 6; }
- void drawString(const char *str)
- {
- for (int i = 0; i < strlen(str); i++)
- glutBitmapCharacter(GLUT_BITMAP_HELVETICA_18, str[i]);
- }
-};
-
-// GLUT callbacks
-void display()
-{
- glViewport(ctx->viewport[0], ctx->viewport[1],
- ctx->viewport[2], ctx->viewport[3]);
- glClear(GL_DEPTH_BUFFER_BIT | GL_COLOR_BUFFER_BIT);
- drawContext::global()->draw();
- glutSwapBuffers();
-}
-
-void reshape(int w, int h)
-{
- ctx->viewport[2] = w;
- ctx->viewport[3] = h;
- display();
-}
-
-void keyboard(unsigned char key, int x, int y)
-{
- switch(key){
- case '1': GModel::current()->mesh(1); break;
- case '2': GModel::current()->mesh(2); break;
- case '3': GModel::current()->mesh(3); break;
- }
- display();
-}
-
-static int xprev = 0, yprev = 0, specialkey = 0;
-
-void motion(int x, int y)
-{
- int w = ctx->viewport[2];
- int h = ctx->viewport[3];
- if(specialkey == GLUT_ACTIVE_SHIFT){
- double dx = x - xprev;
- double dy = y - yprev;
- if(fabs(dy) > fabs(dx)) {
- double fact = (4. * 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];
- }
- }
- else{
- ctx->addQuaternion((2. * xprev - w) / w, (h - 2. * yprev) / h,
- (2. * x - w) / w, (h - 2. * y) / h);
- }
- xprev = x;
- yprev = y;
- display();
-}
-
-void mouse(int button, int state, int x, int y)
-{
- specialkey = glutGetModifiers();
- xprev = x;
- yprev = y;
-}
-
-int main(int argc, char **argv)
-{
- GmshInitialize(argc, argv);
- GmshSetOption("General", "Terminal", 1.);
- GmshSetOption("View", "IntervalsType", 1.);
- GmshSetOption("View", "AdaptVisualizationGrid", 1.);
- GmshSetOption("View", "TargetError", 0.00001);
- GmshSetOption("View", "MaxRecursionLevel", 3.);
-
- for(int i = 1; i < argc; i++) GmshMergeFile(argv[i]);
-
- ctx = new drawContext();
- drawContext::setGlobal(new drawContextGlut);
-
- glutInit(&argc, argv);
- glutInitDisplayMode(GLUT_RGB | GLUT_DOUBLE | GLUT_DEPTH);
- glutInitWindowSize(ctx->viewport[2], ctx->viewport[3]);
- glutInitWindowPosition(100, 100);
- glutCreateWindow("GLUT Gmsh Viewer");
- glutDisplayFunc(display);
- glutReshapeFunc(reshape);
- glutKeyboardFunc(keyboard);
- glutMotionFunc(motion);
- glutMouseFunc(mouse);
- glutMainLoop();
-
- GmshFinalize();
- return 0;
-}
diff --git a/utils/api_demos/mainHomology.cpp b/utils/api_demos/mainHomology.cpp
deleted file mode 100644
index 21f0cc2635f562392e83765493c05affcd2a8f45..0000000000000000000000000000000000000000
--- a/utils/api_demos/mainHomology.cpp
+++ /dev/null
@@ -1,59 +0,0 @@
-// Gmsh - Copyright (C) 1997-2017 C. Geuzaine, J.-F. Remacle
-//
-// See the LICENSE.txt file for license information. Please report all
-// bugs and problems to the public mailing list <gmsh@onelab.info>.
-//
-// Contributed by Matti Pellikka <matti.pellikka@tut.fi>.
-//
-
-#include <stdio.h>
-#include <sstream>
-#include "Gmsh.h"
-#include "GModel.h"
-#include "MElement.h"
-#include "CellComplex.h"
-#include "Homology.h"
-
-int main(int argc, char **argv)
-{
- GmshInitialize(argc, argv);
- GModel *m = new GModel();
-
- m->readGEO("model.geo");
- m->mesh(3);
- // OR
- // m->readMSH("model.msh");
-
- // List of physical regions as domain for homology computation
- // (relative to subdomain).
- std::vector<int> domain;
- std::vector<int> subdomain;
- std::vector<int> physicalIm;
-
- // initialize
- Homology* homology = new Homology(m, domain, subdomain, physicalIm);
-
- // find homology basis elements
- homology->findHomologyBasis();
-
- // find cohomology basis elements
- homology->findCohomologyBasis();
-
- // add 1 and 2 dimensional result chains to model
- homology->addChainsToModel(1);
- homology->addChainsToModel(2);
- homology->addCochainsToModel(1);
- homology->addCochainsToModel(2);
-
- // write mesh with (co)homology computation result chains
- m->writeMSH("model_hom.msh");
-
- delete homology;
- delete m;
- GmshFinalize();
-
-}
-
-
-
-
diff --git a/utils/api_demos/mainPost.cpp b/utils/api_demos/mainPost.cpp
deleted file mode 100644
index 3edc104bb11229bb851eebaeb56212bb1d55acc4..0000000000000000000000000000000000000000
--- a/utils/api_demos/mainPost.cpp
+++ /dev/null
@@ -1,41 +0,0 @@
-#include "Gmsh.h"
-#include "GModel.h"
-#include "MVertex.h"
-#include "PView.h"
-#include "PViewData.h"
-#include "PluginManager.h"
-
-int main(int argc, char **argv)
-{
- GmshInitialize(argc, argv);
- GmshSetOption("General", "Terminal", 1.);
-
- // load a geometry and mesh it
- GModel *m = new GModel();
- m->readGEO("../../tutorial/t1.geo");
- m->mesh(2);
-
- // create a node-based post-processing dataset
- std::vector<GEntity*> entities;
- m->getEntities(entities);
- std::map<int, std::vector<double> > d;
- for(unsigned int i = 0; i < entities.size(); i++){
- for(unsigned int j = 0; j < entities[i]->getNumMeshVertices(); j++){
- MVertex *v = entities[i]->getMeshVertex(j);
- d[v->getNum()].push_back(v->x());
- }
- }
- PView *p = new PView("f(x,y,z) = x", "NodeData", m, d);
- p->getData()->writeMSH("f.msh");
-
- // use a plugin on the dataset
- PluginManager::instance()->setPluginOption("CutPlane", "A", 0.);
- PluginManager::instance()->setPluginOption("CutPlane", "B", 1.);
- PluginManager::instance()->setPluginOption("CutPlane", "C", 0.);
- PluginManager::instance()->setPluginOption("CutPlane", "D", -0.05);
- PluginManager::instance()->setPluginOption("CutPlane", "View", 0.);
- PluginManager::instance()->action("CutPlane", "Run", 0);
- PView::list.back()->getData()->writeMSH("fcut.msh");
-
- GmshFinalize();
-}
diff --git a/utils/api_demos/mainReadMesh.cpp b/utils/api_demos/mainReadMesh.cpp
deleted file mode 100644
index d7c477a2a311951b8992fc5f0dc082814569db06..0000000000000000000000000000000000000000
--- a/utils/api_demos/mainReadMesh.cpp
+++ /dev/null
@@ -1,31 +0,0 @@
-#include <stdio.h>
-#include "Gmsh.h"
-#include "GModel.h"
-#include "MTetrahedron.h"
-#include "MTriangle.h"
-
-int main(int argc, char **argv)
-{
- GmshInitialize(argc, argv);
- GModel *m = new GModel();
- m->readMSH("../problem.msh");
- for(GModel::riter it = m->firstRegion(); it != m->lastRegion(); ++it){
- GRegion *r = *it;
- for(unsigned int i = 0; i < r->tetrahedra.size(); i++)
- printf(" tet %d: vertices %d %d %d %d\n", r->tetrahedra[i]->getNum(),
- r->tetrahedra[i]->getVertex(0)->getNum(),
- r->tetrahedra[i]->getVertex(1)->getNum(),
- r->tetrahedra[i]->getVertex(2)->getNum(),
- r->tetrahedra[i]->getVertex(3)->getNum());
- }
- for(GModel::fiter it = m->firstFace(); it != m->lastFace(); ++it){
- GFace *f = *it;
- for(unsigned int i = 0; i < f->triangles.size(); i++)
- printf(" tri %d: vertices %d %d %d\n", f->triangles[i]->getNum(),
- f->triangles[i]->getVertex(0)->getNum(),
- f->triangles[i]->getVertex(1)->getNum(),
- f->triangles[i]->getVertex(2)->getNum());
- }
- delete m;
- GmshFinalize();
-}
diff --git a/utils/api_demos/mainRemesh.cpp b/utils/api_demos/mainRemesh.cpp
deleted file mode 100644
index ca0169226db46969479d8cb4d4f5baa6bd465b9d..0000000000000000000000000000000000000000
--- a/utils/api_demos/mainRemesh.cpp
+++ /dev/null
@@ -1,45 +0,0 @@
-#include <stdio.h>
-#include "Gmsh.h"
-#include "GModel.h"
-#include "MElement.h"
-#include "discreteRegion.h"
-
-int main(int argc, char **argv)
-{
- GmshInitialize(argc, argv);
- GmshSetOption("General", "Terminal", 1.);
- GmshSetOption("General", "Verbosity", 4.);
- GmshSetOption("Mesh", "CharacteristicLengthExtendFromBoundary", 1.);
- GmshSetOption("Mesh", "OldRefinement", 1.);
- GmshSetOption("Mesh", "CharacteristicLengthMin", 0.1);
- GmshSetOption("Mesh", "CharacteristicLengthMax", 0.1);
-
- GmshSetOption("Mesh", "Optimize", 0.); // not yet: need boundary!
-
- GModel *m = new GModel();
-
- m->readMSH("cube.msh");
-
- // discreteRegion *gr = new discreteRegion(m);
- // MVertex *v0 = new MVertex(x, y, z, gr, tag);
- // MVertex *v1 = new MVertex(x, y, z, gr, tag);
- // ...
- // gr->mesh_vertices.push_back(v0);
- // ...
- // MTetrahedron *t = new MTetrahedron(v0, v1, v2, v3, tag);
- // gr->tetrahedra.push_back(t);
-
- //MVertex *v2 = gr->mesh_vertices[2];
-
- for(GModel::riter it = m->firstRegion(); it != m->lastRegion(); ++it){
- discreteRegion *r = dynamic_cast<discreteRegion*>(*it);
- if(r){
- printf("found a discrete region (%d) with %d tetrahedra\n", r->tag(), r->tetrahedra.size());
- r->remesh();
- printf("after remeshing: %d tetrahedra\n", r->tetrahedra.size());
- }
- }
- m->writeMSH("new.msh");
- delete m;
- GmshFinalize();
-}
diff --git a/utils/api_demos/mainVertexArray.cpp b/utils/api_demos/mainVertexArray.cpp
deleted file mode 100644
index f6468974f20abefc8c54c5e7cbe205e0c11e23bf..0000000000000000000000000000000000000000
--- a/utils/api_demos/mainVertexArray.cpp
+++ /dev/null
@@ -1,31 +0,0 @@
-#include <stdio.h>
-#include "Gmsh.h"
-#include "GModel.h"
-#include "MElement.h"
-#include "VertexArray.h"
-
-int main(int argc, char **argv)
-{
- GmshInitialize(argc, argv);
- GmshSetOption("Mesh", "Algorithm", 5.);
- GmshSetOption("General", "Terminal", 1.);
-
- GModel *m = new GModel();
- m->readMSH("bunny.msh");
- m->fillVertexArrays();
-
- std::vector<GEntity*> entities;
- m->getEntities(entities);
-
- for(unsigned int i = 0; i < entities.size(); i++){
- GEntity *ge = entities[i];
- printf("coucou entite %d (dimension %d)\n", ge->tag(), ge->dim());
- if(ge->va_triangles)
- printf(" j'ai un va de triangles: %d vertex\n", ge->va_triangles->getNumVertices());
- if(ge->va_lines)
- printf(" j'ai un va de lignes: %d vertex\n", ge->va_lines->getNumVertices());
- }
-
- delete m;
- GmshFinalize();
-}
diff --git a/utils/api_demos/simpleBeam.dat b/utils/api_demos/simpleBeam.dat
deleted file mode 100644
index 3fa76c673dcf1db1c70483b3020d925d95d4871c..0000000000000000000000000000000000000000
--- a/utils/api_demos/simpleBeam.dat
+++ /dev/null
@@ -1,19 +0,0 @@
-onelab.number Material1.Create(1);
-onelab.string Material.Add(Material1); Material.Add(Material2); Material.Add(Material3);
-
-onelab.iftrue(Material1)
-onelab.number E.Create(100.e9); Nu.Create(0.3);
-onelab.endif
-onelab.iftrue(Material2)
-onelab.number E.Create(200.e9); Nu.Create(0.25);
-onelab.endif
-onelab.iftrue(Material3)
-onelab.number E.Create(80.e9); Nu.Create(0.5);
-onelab.endif
-
-
-ElasticDomain 7 onelab.getValue(E) onelab.getValue(Nu);
-EdgeDisplacement 8 0 0
-EdgeDisplacement 8 1 0
-EdgeDisplacement 8 2 0
-EdgeForce 9 100e6 0 0
diff --git a/utils/api_demos/simpleBeam.geo b/utils/api_demos/simpleBeam.geo
deleted file mode 100644
index 3b2d47854a706e3b8b550f1052b317d79141dfdf..0000000000000000000000000000000000000000
--- a/utils/api_demos/simpleBeam.geo
+++ /dev/null
@@ -1,26 +0,0 @@
-Mesh.RecombinationAlgorithm=1;
-Mesh.Algorithm = 8;
-
-unit = 1.0e-02 ;
-
-DefineConstant[ H = {4.5 * unit, Min 1 *unit, Max 8.5 *unit, Step 1*unit,
- Name "Parameters/Geometry/Beam Height"} ] ;
-DefineConstant[ L = {20 * unit, Min 10 *unit, Max 200 *unit, Step 1*unit,
- Name "Parameters/Geometry/Beam Width"} ] ;
-DefineConstant[ lc = {2 * unit, Min .1 *unit, Max 10 *unit, Step .1*unit,
- Name "Parameters/Geometry/Mesh Size"} ] ;
-
-Point(1) = {0, 0, 0, lc};
-Point(2) = {H, 0, 0, lc};
-Point(3) = {H, L, 0, lc};
-Point(4) = {0, L, 0, lc};
-Line(1) = {4, 3};
-Line(2) = {3, 2};
-Line(3) = {2, 1};
-Line(4) = {1, 4};
-Line Loop(5) = {2, 3, 4, 1};
-Plane Surface(6) = {5};
-Physical Surface(7) = {6};
-Physical Line(8) = {1};
-Physical Line(9) = {3};
-Recombine Surface {6};
diff --git a/utils/api_demos/mainSimple.cpp b/utils/api_demos/t0.cpp
similarity index 100%
rename from utils/api_demos/mainSimple.cpp
rename to utils/api_demos/t0.cpp