fix drawing of gl text in 64 bit mac cocoa version by making sure the raster position is valid

Graphics/drawGlyph.cpp

@@ -17,12 +17,13 @@ void drawContext::drawString(const std::string &s, const std::string &font_name,
 {
   if(CTX::instance()->printing && !CTX::instance()->print.text) return;
 
+  GLboolean valid;
+  glGetBooleanv(GL_CURRENT_RASTER_POSITION_VALID, &valid);
+  if(valid == GL_FALSE) return; // the primitive is culled
+
   // change the raster position only if not creating TeX files
   if(align > 0 && (!CTX::instance()->printing || 
                    CTX::instance()->print.fileFormat != FORMAT_TEX)){
-    GLboolean valid;
-    glGetBooleanv(GL_CURRENT_RASTER_POSITION_VALID, &valid);
-    if(valid == GL_TRUE){
     GLdouble pos[4];
     glGetDoublev(GL_CURRENT_RASTER_POSITION, pos);
     double x[3], w[3] = {pos[0], pos[1], pos[2]};
@@ -43,7 +44,6 @@ void drawContext::drawString(const std::string &s, const std::string &font_name,
     viewport2World(w, x);
     glRasterPos3d(x[0], x[1], x[2]);
   }
-  }
   
   if(!CTX::instance()->printing){
     drawContext::global()->setFont(font_enum, font_size);
@@ -128,7 +128,8 @@ void drawContext::drawSphere(double R, double x, double y, double z,
   glDisable(GL_LIGHTING);
 }
 
-void drawContext::drawEllipse(double x, double y, double z, float v0[3], float v1[3], int light)
+void drawContext::drawEllipse(double x, double y, double z, float v0[3], float v1[3],
+                              int light)
 {
   if(light) glEnable(GL_LIGHTING);
   glPushMatrix();
@@ -144,7 +145,8 @@ void drawContext::drawEllipse(double x, double y, double z, float v0[3], float v
   glDisable(GL_LIGHTING);
 }
 
-void drawContext::drawEllipsoid(double x, double y, double z, float v0[3], float v1[3], float v2[3], int light)
+void drawContext::drawEllipsoid(double x, double y, double z, float v0[3], float v1[3],
+                                float v2[3], int light)
 {
   if(light) glEnable(GL_LIGHTING);
   glPushMatrix();