geometry restructuring

libsrc/csg/Makefile.am

@@ -7,9 +7,17 @@ revolution.hpp spline3d.hpp
 
 AM_CPPFLAGS = -I$(top_srcdir)/libsrc/include
 METASOURCES = AUTO
-noinst_LTLIBRARIES = libcsg.la 
+
+noinst_LTLIBRARIES = libcsg.la  libcsgvis.la 
+
+
 libcsg_la_SOURCES = algprim.cpp brick.cpp   \
 bspline2d.cpp csgeom.cpp csgparser.cpp curve2d.cpp edgeflw.cpp	       \
 explicitcurve2d.cpp extrusion.cpp gencyl.cpp genmesh.cpp identify.cpp  \
 manifold.cpp meshsurf.cpp polyhedra.cpp revolution.cpp singularref.cpp \
 solid.cpp specpoin.cpp spline3d.cpp surface.cpp triapprox.cpp
+
+
+
+libcsgvis_la_SOURCES = vscsg.cpp csgpkg.cpp
+

libsrc/csg/csgeom.cpp

@@ -8,6 +8,8 @@
 namespace netgen
 {
 
+
+
   int CSGeometry :: changeval = 0;
 
 
@@ -133,18 +135,20 @@ namespace netgen
 
 
   extern int CSGGenerateMesh (CSGeometry & geom, 
-			      Mesh *& mesh, int perfstepsstart, int perfstepsend,
+			      Mesh *& mesh, MeshingParameters & mparam,
-			      const char * optstr);
+			      int perfstepsstart, int perfstepsend);
 
-  int CSGeometry :: GenerateMesh (Mesh*& mesh,
+
-				 int perfstepsstart, int perfstepsend, char* optstring)
+  int CSGeometry :: GenerateMesh (Mesh*& mesh, MeshingParameters & mparam,
+				 int perfstepsstart, int perfstepsend)
   {
-    return CSGGenerateMesh (*this, mesh, perfstepsstart, perfstepsend, optstring);
+    return CSGGenerateMesh (*this, mesh, mparam, perfstepsstart, perfstepsend);
   }
 
 
   const Refinement & CSGeometry :: GetRefinement () const
   {
+    cout << "get CSGeometry - Refinement" << endl;
     // should become class variables
     RefinementSurfaces * ref = new RefinementSurfaces(*this);
     ref -> Set2dOptimizer(new MeshOptimize2dSurfaces(*this));
@@ -182,9 +186,13 @@ namespace netgen
   }
 
 
+  void CSGeometry :: Save (string filename) const
+  {
+    fstream ost (filename.c_str());
+    Save (ost);
+  }
   
-  
+  void CSGeometry :: Save (ostream & ost) const
-  void CSGeometry :: Save (ostream & ost) 
   {
     ost << "boundingbox "
 	<< boundingbox.PMin()(0) << " "
@@ -326,7 +334,7 @@ namespace netgen
 
 
 
-  void CSGeometry :: SaveSurfaces (ostream & out)
+  void CSGeometry :: SaveSurfaces (ostream & out) const
   {
     if(singfaces.Size() > 0 || singedges.Size() > 0 || singpoints.Size() > 0)
       {
@@ -483,6 +491,10 @@ namespace netgen
   }
     
 
+  void CSGeometry :: SaveToMeshFile (ostream & ost) const
+  {
+    SaveSurfaces (ost);
+  }
 
 
 
@@ -969,8 +981,7 @@ namespace netgen
 
 
   void CSGeometry :: 
-  CalcTriangleApproximation(const Box<3> & aboundingbox,
+  CalcTriangleApproximation(double detail, double facets)
-			    double detail, double facets)
   {
     PrintMessage (1, "Calc Triangle Approximation");
 
@@ -1011,7 +1022,7 @@ namespace netgen
 	      continue;
 
 	    TriangleApproximation tas;
-	    GetSurface (j) -> GetTriangleApproximation (tas, aboundingbox, facets);
+	    GetSurface (j) -> GetTriangleApproximation (tas, boundingbox, facets);
 
 	    int oldnp = tams -> GetNP();
 
@@ -1454,7 +1465,7 @@ namespace netgen
 
 
   void CSGeometry :: 
-  IterateAllSolids (SolidIterator & it, bool only_once)
+  IterateAllSolids (SolidIterator & it, bool only_once) const
   {
     if (only_once)
       {

libsrc/csg/csgeom.hpp

@@ -150,12 +150,15 @@ namespace netgen
 
     void Clean ();
 
-    void Save (ostream & ost);
+    virtual void Save (string filename) const;
+    void Save (ostream & ost) const;
     void Load (istream & ist);
 
-    void SaveSurfaces (ostream & out);
+    void SaveSurfaces (ostream & out) const;
     void LoadSurfaces (istream & in);
 
+    virtual void SaveToMeshFile (ostream & ost) const;
+
     int GetChangeVal() { return changeval; }
     void Change() { changeval++; }
 
@@ -200,10 +203,10 @@ namespace netgen
     }
 
     TopLevelObject * GetTopLevelObject (const Solid * sol, const Surface * surf = NULL);
-    TopLevelObject * GetTopLevelObject (int nr)
+    TopLevelObject * GetTopLevelObject (int nr) const
-    { return toplevelobjects[nr]; }
-    const TopLevelObject * GetTopLevelObject (int nr) const
     { return toplevelobjects[nr]; }
+    // const TopLevelObject * GetTopLevelObject (int nr) const
+    // { return toplevelobjects[nr]; }
     void RemoveTopLevelObject (Solid * sol, Surface * surf = NULL); 
 
 
@@ -237,8 +240,7 @@ namespace netgen
 
 
     ///
-    void CalcTriangleApproximation(const Box<3> & boundingbox,
+    void CalcTriangleApproximation(double detail, double facets);
-				   double detail, double facets);
 
     ///
     void FindIdenticSurfaces (double eps);
@@ -270,7 +272,7 @@ namespace netgen
     }
   
 
-    void IterateAllSolids (SolidIterator & it, bool only_once = false);
+    void IterateAllSolids (SolidIterator & it, bool only_once = false) const;
 
     void RefineTriangleApprox (Solid * locsol, 
 			       int surfind,
@@ -309,12 +311,16 @@ namespace netgen
 
     Array<BCModification> bcmodifications;
 
-    virtual int GenerateMesh (Mesh*& mesh,
+    virtual int GenerateMesh (Mesh*& mesh, MeshingParameters & mparam, 
-			      int perfstepsstart, int perfstepsend, char* optstring);
+			      int perfstepsstart, int perfstepsend);
 
     virtual const Refinement & GetRefinement () const; 
   };
 
+
+  
+
+
 }
 
 #endif

libsrc/csg/csgpkg.cpp

@@ -0,0 +1,703 @@
+#include <mystdlib.h>
+#include <myadt.hpp>
+#include <linalg.hpp>
+#include <csg.hpp>
+
+
+#include <incvis.hpp>
+#include <visual.hpp>
+
+
+#include "vscsg.hpp"
+
+
+extern "C" int Ng_CSG_Init (Tcl_Interp * interp);
+
+
+
+namespace netgen
+{
+  extern NetgenGeometry * ng_geometry;
+  extern AutoPtr<Mesh> mesh;
+
+  static VisualSceneGeometry vsgeom;
+ 
+  char * err_needscsgeometry = (char*) "This operation needs an CSG geometry";
+  extern char * err_needsmesh;
+  extern char * err_jobrunning;
+
+ 
+
+
+  int Ng_ParseGeometry (ClientData clientData,
+			Tcl_Interp * interp,
+			int argc, tcl_const char *argv[])
+  {
+    CSGeometry * csgeom = dynamic_cast<CSGeometry*> (ng_geometry);
+    if (csgeom)
+      {
+	double detail = atof (Tcl_GetVar (interp, "::geooptions.detail", 0));
+	double facets = atof (Tcl_GetVar (interp, "::geooptions.facets", 0));
+      
+	if (atoi (Tcl_GetVar (interp, "::geooptions.drawcsg", 0)))
+	  csgeom->CalcTriangleApproximation(detail, facets);
+      }
+    return TCL_OK;
+  }
+
+
+
+
+  int Ng_GeometryOptions (ClientData clientData,
+			  Tcl_Interp * interp,
+			  int argc, tcl_const char *argv[])
+  {
+    CSGeometry * geometry = dynamic_cast<CSGeometry*> (ng_geometry);
+
+
+    const char * command = argv[1];
+
+    if (strcmp (command, "get") == 0)
+      {
+	if (!geometry)
+	  {
+	    Tcl_SetResult (interp, err_needscsgeometry, TCL_STATIC);
+	    return TCL_ERROR;
+	  }
+	
+	char buf[20];
+	Point3d pmin = geometry->BoundingBox ().PMin();
+	Point3d pmax = geometry->BoundingBox ().PMax();
+
+	sprintf (buf, "%5.1lf", pmin.X());
+        Tcl_SetVar (interp, "::geooptions.minx", buf, 0);
+	sprintf (buf, "%5.1lf", pmin.Y());
+        Tcl_SetVar (interp, "::geooptions.miny", buf, 0);
+	sprintf (buf, "%5.1lf", pmin.Z());
+        Tcl_SetVar (interp, "::geooptions.minz", buf, 0);
+
+	sprintf (buf, "%5.1lf", pmax.X());
+        Tcl_SetVar (interp, "::geooptions.maxx", buf, 0);
+	sprintf (buf, "%5.1lf", pmax.Y());
+        Tcl_SetVar (interp, "::geooptions.maxy", buf, 0);
+	sprintf (buf, "%5.1lf", pmax.Z());
+        Tcl_SetVar (interp, "::geooptions.maxz", buf, 0);
+      }
+    else if (strcmp (command, "set") == 0)
+      {
+        Point<3> pmin (atof (Tcl_GetVar (interp, "::geooptions.minx", 0)),
+                       atof (Tcl_GetVar (interp, "::geooptions.miny", 0)),
+                       atof (Tcl_GetVar (interp, "::geooptions.minz", 0)));
+        Point<3> pmax (atof (Tcl_GetVar (interp, "::geooptions.maxx", 0)),
+                       atof (Tcl_GetVar (interp, "::geooptions.maxy", 0)),
+                       atof (Tcl_GetVar (interp, "::geooptions.maxz", 0)));
+	Box<3> box (pmin, pmax);
+	if (geometry)
+	  geometry -> SetBoundingBox (box);
+	CSGeometry::SetDefaultBoundingBox (box);
+      }
+
+    return TCL_OK;
+  }
+
+
+
+
+
+  // attempt of a simple modeller
+
+  int Ng_CreatePrimitive (ClientData clientData,
+			  Tcl_Interp * interp,
+			  int argc, tcl_const char *argv[])
+  {
+    CSGeometry * geometry = dynamic_cast<CSGeometry*> (ng_geometry);
+    if (!geometry)
+      {
+	Tcl_SetResult (interp, err_needscsgeometry, TCL_STATIC);
+	return TCL_ERROR;
+      }
+
+
+    tcl_const char * classname = argv[1];
+    tcl_const char * name = argv[2];
+
+    cout << "Create primitive, class = " << classname
+	 << ", name = " << name << endl;
+
+    Primitive * nprim = Primitive::CreatePrimitive (classname);
+    Solid * nsol = new Solid (nprim);
+
+    char sname[100];
+    for (int j = 1; j <= nprim->GetNSurfaces(); j++)
+      {
+	sprintf (sname, "%s,%d", name, j);
+	geometry -> AddSurface (sname, &nprim->GetSurface(j));
+	nprim -> SetSurfaceId (j, geometry->GetNSurf());
+      }
+
+    geometry->SetSolid (name, nsol);
+
+    return TCL_OK;
+  }
+
+
+  int Ng_SetPrimitiveData (ClientData clientData,
+			   Tcl_Interp * interp,
+			   int argc, tcl_const char *argv[])
+  {
+    CSGeometry * geometry = dynamic_cast<CSGeometry*> (ng_geometry);
+    if (!geometry)
+      {
+	Tcl_SetResult (interp, err_needscsgeometry, TCL_STATIC);
+	return TCL_ERROR;
+      }
+
+
+    tcl_const char * name = argv[1];
+    tcl_const char * value = argv[2];
+
+    Array<double> coeffs;
+
+
+    cout << "Set primitive data, name = " << name
+	 << ", value = " << value  << endl;
+
+
+    istringstream vst (value);
+    double val;
+    while (!vst.eof())
+      {
+	vst >> val;
+	coeffs.Append (val);
+      }
+
+    ((Primitive*)
+     geometry->GetSolid (name)->GetPrimitive())->SetPrimitiveData (coeffs);
+
+    return TCL_OK;
+  }
+
+
+
+  int Ng_SetSolidData (ClientData clientData,
+		       Tcl_Interp * interp,
+		       int argc, tcl_const char *argv[])
+  {
+    CSGeometry * geometry = dynamic_cast<CSGeometry*> (ng_geometry);
+    if (!geometry)
+      {
+	Tcl_SetResult (interp, err_needscsgeometry, TCL_STATIC);
+	return TCL_ERROR;
+      }
+
+
+    tcl_const char * name = argv[1];
+    tcl_const char * val = argv[2];
+
+    cout << "Set Solid Data, name = " << name
+	 << ", value = " << val << endl;
+
+    istringstream vst (val);
+
+    Solid * nsol = Solid::CreateSolid (vst, geometry->GetSolids());
+    geometry->SetSolid (name, nsol);
+
+    return TCL_OK;
+  }
+
+
+  int Ng_GetPrimitiveData (ClientData clientData,
+			   Tcl_Interp * interp,
+			   int argc, tcl_const char *argv[])
+  {
+    CSGeometry * geometry = dynamic_cast<CSGeometry*> (ng_geometry);
+    if (!geometry)
+      {
+	Tcl_SetResult (interp, err_needscsgeometry, TCL_STATIC);
+	return TCL_ERROR;
+      }
+
+
+    tcl_const char * name = argv[1];
+    tcl_const char * classnamevar = argv[2];
+    tcl_const char * valuevar = argv[3];
+
+    const char * classname;
+
+    Array<double> coeffs;
+
+    geometry->GetSolid (name)->GetPrimitive()->GetPrimitiveData (classname, coeffs);
+
+    ostringstream vst;
+    for (int i = 1; i <= coeffs.Size(); i++)
+      vst << coeffs.Get(i) << " ";
+
+    cout << "GetPrimitiveData, name = " << name
+	 << ", classnamevar = " << classnamevar
+	 << ", classname = " << classname << endl
+	 << " valuevar = " << valuevar
+	 << ", values = " << vst.str() << endl;
+
+    Tcl_SetVar  (interp, classnamevar, (char*)classname, 0);
+    Tcl_SetVar  (interp, valuevar, (char*)vst.str().c_str(), 0);
+
+    return TCL_OK;
+  }
+
+  int Ng_GetSolidData (ClientData clientData,
+		       Tcl_Interp * interp,
+		       int argc, tcl_const char *argv[])
+  {
+    CSGeometry * geometry = dynamic_cast<CSGeometry*> (ng_geometry);
+    if (!geometry)
+      {
+	Tcl_SetResult (interp, err_needscsgeometry, TCL_STATIC);
+	return TCL_ERROR;
+      }
+
+    tcl_const char * name = argv[1];
+    tcl_const char * valuevar = argv[2];
+
+    ostringstream vst;
+
+    const Solid * sol = geometry->GetSolid (name);
+    sol->GetSolidData (vst);
+
+    cout << "GetSolidData, name = " << name << ", data = " << vst.str() << endl;
+
+    Tcl_SetVar  (interp, valuevar, (char*)vst.str().c_str(), 0);
+
+    return TCL_OK;
+  }
+
+
+  int Ng_GetPrimitiveList (ClientData clientData,
+			   Tcl_Interp * interp,
+			   int argc, tcl_const char *argv[])
+  {
+    CSGeometry * geometry = dynamic_cast<CSGeometry*> (ng_geometry);
+    if (!geometry)
+      {
+	Tcl_SetResult (interp, err_needscsgeometry, TCL_STATIC);
+	return TCL_ERROR;
+      }
+
+
+    tcl_const char * valuevar = argv[1];
+    int i;
+
+    stringstream vst;
+
+    for (i = 1; i <= geometry->GetNSolids(); i++)
+      {
+	const Solid * sol = geometry->GetSolid(i);
+	if (sol->GetPrimitive())
+	  vst << sol->Name() << " ";
+      }
+
+    cout << "primnames = " << vst.str() << endl;
+
+    Tcl_SetVar  (interp, valuevar, (char*)vst.str().c_str(), 0);
+
+    return TCL_OK;
+  }
+
+
+
+  int Ng_GetSurfaceList (ClientData clientData,
+			 Tcl_Interp * interp,
+			 int argc, tcl_const char *argv[])
+  {
+    CSGeometry * geometry = dynamic_cast<CSGeometry*> (ng_geometry);
+    if (!geometry)
+      {
+	Tcl_SetResult (interp, err_needscsgeometry, TCL_STATIC);
+	return TCL_ERROR;
+      }
+
+
+    tcl_const char * valuevar = argv[1];
+    int i;
+
+    stringstream vst;
+
+    for (i = 1; i <= geometry->GetNSurf(); i++)
+      {
+	const Surface * surf = geometry->GetSurface(i);
+	vst << surf->Name() << " ";
+      }
+
+    cout << "surfnames = " << vst.str() << endl;
+
+    Tcl_SetVar  (interp, valuevar, (char*)vst.str().c_str(), 0);
+
+    return TCL_OK;
+  }
+
+
+  int Ng_GetSolidList (ClientData clientData,
+		       Tcl_Interp * interp,
+		       int argc, tcl_const char *argv[])
+  {
+    CSGeometry * geometry = dynamic_cast<CSGeometry*> (ng_geometry);
+    if (!geometry)
+      {
+	Tcl_SetResult (interp, err_needscsgeometry, TCL_STATIC);
+	return TCL_ERROR;
+      }
+
+    tcl_const char * valuevar = argv[1];
+    int i;
+
+    stringstream vst;
+
+    for (i = 1; i <= geometry->GetNSolids(); i++)
+      {
+	const Solid * sol = geometry->GetSolid(i);
+	if (!sol->GetPrimitive())
+	  vst << sol->Name() << " ";
+      }
+
+    cout << "solnames = " << vst.str() << endl;
+
+    Tcl_SetVar  (interp, valuevar, (char*)vst.str().c_str(), 0);
+
+    return TCL_OK;
+  }
+
+
+  int Ng_TopLevel (ClientData clientData,
+		   Tcl_Interp * interp,
+		   int argc, tcl_const char *argv[])
+  {
+    CSGeometry * geometry = dynamic_cast<CSGeometry*> (ng_geometry);
+    if (!geometry)
+      {
+	Tcl_SetResult (interp, err_needscsgeometry, TCL_STATIC);
+	return TCL_ERROR;
+      }
+
+
+    int i;
+    /*
+      for (i = 0; i < argc; i++)
+      cout << argv[i] << ", ";
+      cout << endl;
+    */
+
+    if (strcmp (argv[1], "getlist") == 0)
+      {
+	stringstream vst;
+
+	for (i = 0; i < geometry->GetNTopLevelObjects(); i++)
+	  {
+	    const Solid * sol;
+	    const Surface * surf;
+	    geometry->GetTopLevelObject (i, sol, surf);
+
+	    if (!surf)
+	      vst << "{ " << sol->Name() << " } ";
+	    else
+	      vst << "{ " << sol->Name() << " " << surf->Name() << " } ";
+	  }
+
+	tcl_const char * valuevar = argv[2];
+	Tcl_SetVar  (interp, valuevar, (char*)vst.str().c_str(), 0);
+      }
+
+    if (strcmp (argv[1], "set") == 0)
+      {
+	tcl_const char * solname = argv[2];
+	tcl_const char * surfname = argv[3];
+	Solid * sol = (Solid*)geometry->GetSolid (solname);
+	Surface * surf = (Surface*)geometry->GetSurface (surfname);
+	geometry->SetTopLevelObject (sol, surf);
+      }
+
+    if (strcmp (argv[1], "remove") == 0)
+      {
+	tcl_const char * solname = argv[2];
+	tcl_const char * surfname = argv[3];
+	Solid * sol = (Solid*)geometry->GetSolid (solname);
+	Surface * surf = (Surface*)geometry->GetSurface (surfname);
+	geometry->RemoveTopLevelObject (sol, surf);
+      }
+
+    if (strcmp (argv[1], "setprop") == 0)
+      {
+	tcl_const char * solname = argv[2];
+	tcl_const char * surfname = argv[3];
+	tcl_const char * propvar = argv[4];
+	Solid * sol = (Solid*)geometry->GetSolid (solname);
+	Surface * surf = (Surface*)geometry->GetSurface (surfname);
+	TopLevelObject * tlo = geometry->GetTopLevelObject (sol, surf);
+
+	if (!tlo) return TCL_OK;
+
+	char varname[50];
+	sprintf (varname, "%s(red)", propvar);
+	double red = atof (Tcl_GetVar (interp, varname, 0));
+	sprintf (varname, "%s(blue)", propvar);
+	double blue = atof (Tcl_GetVar (interp, varname, 0));
+	sprintf (varname, "%s(green)", propvar);
+	double green = atof (Tcl_GetVar (interp, varname, 0));
+	tlo -> SetRGB (red, green, blue);
+
+	sprintf (varname, "%s(visible)", propvar);
+	tlo -> SetVisible (bool(atoi (Tcl_GetVar (interp, varname, 0))));
+	sprintf (varname, "%s(transp)", propvar);
+	tlo -> SetTransparent (bool(atoi (Tcl_GetVar (interp, varname, 0))));
+      }
+
+    if (strcmp (argv[1], "getprop") == 0)
+      {
+	tcl_const char * solname = argv[2];
+	tcl_const char * surfname = argv[3];
+	tcl_const char * propvar = argv[4];
+
+	Solid * sol = (Solid*)geometry->GetSolid (solname);
+	Surface * surf = (Surface*)geometry->GetSurface (surfname);
+	TopLevelObject * tlo = geometry->GetTopLevelObject (sol, surf);
+
+	if (!tlo) return TCL_OK;
+
+	char varname[50], varval[10];
+
+	sprintf (varname, "%s(red)", propvar);
+	sprintf (varval, "%lf", tlo->GetRed());
+	Tcl_SetVar (interp, varname, varval, 0);
+
+	sprintf (varname, "%s(green)", propvar);
+	sprintf (varval, "%lf", tlo->GetGreen());
+	Tcl_SetVar (interp, varname, varval, 0);
+
+	sprintf (varname, "%s(blue)", propvar);
+	sprintf (varval, "%lf", tlo->GetBlue());
+	Tcl_SetVar (interp, varname, varval, 0);
+
+	sprintf (varname, "%s(visible)", propvar);
+	sprintf (varval, "%d", tlo->GetVisible());
+	Tcl_SetVar (interp, varname, varval, 0);
+
+	sprintf (varname, "%s(transp)", propvar);
+	sprintf (varval, "%d", tlo->GetTransparent());
+	Tcl_SetVar (interp, varname, varval, 0);
+      }
+
+
+    return TCL_OK;
+  }
+
+
+
+
+  int Ng_SingularEdgeMS (ClientData clientData,
+			 Tcl_Interp * interp,
+			 int argc, tcl_const char *argv[])
+  {
+    CSGeometry * geometry = dynamic_cast<CSGeometry*> (ng_geometry);
+    if (!geometry)
+      {
+	Tcl_SetResult (interp, err_needscsgeometry, TCL_STATIC);
+	return TCL_ERROR;
+      }
+
+    if (!mesh.Ptr())
+      {
+	Tcl_SetResult (interp, err_needsmesh, TCL_STATIC);
+	return TCL_ERROR;
+      }
+    if (multithread.running)
+      {
+	Tcl_SetResult (interp, err_jobrunning, TCL_STATIC);
+	return TCL_ERROR;
+      }
+
+    double globh = mparam.maxh;
+    for (int i = 1; i <= geometry->singedges.Size(); i++)
+      geometry->singedges.Get(i)->SetMeshSize (*mesh, globh);
+    return TCL_OK;
+  }
+
+
+  int Ng_SingularPointMS (ClientData clientData,
+			  Tcl_Interp * interp,
+			  int argc, tcl_const char *argv[])
+  {
+    CSGeometry * geometry = dynamic_cast<CSGeometry*> (ng_geometry);
+    if (!geometry)
+      {
+	Tcl_SetResult (interp, err_needscsgeometry, TCL_STATIC);
+	return TCL_ERROR;
+      }
+
+    double globh = mparam.maxh;
+    for (int i = 1; i <= geometry->singpoints.Size(); i++)
+      geometry->singpoints.Get(i)->SetMeshSize (*mesh, globh);
+    return TCL_OK;
+  }
+
+
+
+  int Ng_SelectSurface (ClientData clientData,
+			Tcl_Interp * interp,
+			int argc, tcl_const char *argv[])
+  {
+    int surfnr = atoi (argv[1]);
+    vsgeom.SelectSurface (surfnr);
+    return TCL_OK;
+  }
+
+
+  class CSGeometryRegister : public GeometryRegister
+  {
+  public:
+    virtual NetgenGeometry * Load (string filename) const;
+    virtual NetgenGeometry * LoadFromMeshFile (istream & ist) const;
+    virtual VisualScene * GetVisualScene (const NetgenGeometry * geom) const;
+  };
+
+
+  NetgenGeometry *  CSGeometryRegister :: Load (string filename) const
+  {
+    const char * cfilename = filename.c_str();
+    if (strcmp (&cfilename[strlen(cfilename)-3], "geo") == 0)
+      {
+	PrintMessage (1, "Load CSG geometry file ", cfilename);
+	
+	extern CSGeometry * ParseCSG (istream & istr);
+
+	ifstream infile(cfilename);
+
+	CSGeometry * hgeom = ParseCSG (infile);
+	if (!hgeom)
+	  throw NgException ("geo-file should start with 'algebraic3d'");
+
+	hgeom -> FindIdenticSurfaces(1e-8 * hgeom->MaxSize()); 
+	return hgeom;
+      }
+
+    if (strcmp (&cfilename[strlen(cfilename)-3], "ngg") == 0)
+      {
+	PrintMessage (1, "Load new CSG geometry file ", cfilename);
+
+	ifstream infile(cfilename);
+	CSGeometry * hgeom = new CSGeometry("");
+	hgeom -> Load (infile);
+
+	return hgeom;
+      }
+
+
+    
+    return NULL;
+  }
+
+  NetgenGeometry * CSGeometryRegister :: LoadFromMeshFile (istream & ist) const 
+  {
+    string auxstring;
+    if (ist.good())
+      {
+	ist >> auxstring;
+	if (auxstring == "csgsurfaces")
+	  {
+	    CSGeometry * geometry = new CSGeometry ("");
+	    geometry -> LoadSurfaces(ist);
+	    return geometry;
+	  }
+	// else
+	// ist.putback (auxstring);
+      }
+    return NULL;
+  }
+
+  VisualScene * CSGeometryRegister :: GetVisualScene (const NetgenGeometry * geom) const
+  {
+    CSGeometry * geometry = dynamic_cast<CSGeometry*> (ng_geometry);
+    if (geometry)
+      {
+	vsgeom.SetGeometry (geometry);
+	return &vsgeom;
+      }
+    return NULL;
+  }
+
+
+}
+
+
+using namespace netgen;
+
+int Ng_CSG_Init (Tcl_Interp * interp)
+{
+  geometryregister.Append (new CSGeometryRegister);
+  
+
+
+  Tcl_CreateCommand (interp, "Ng_ParseGeometry", Ng_ParseGeometry,
+		     (ClientData)NULL,
+		     (Tcl_CmdDeleteProc*) NULL);
+
+  // geometry
+  Tcl_CreateCommand (interp, "Ng_CreatePrimitive", Ng_CreatePrimitive,
+		     (ClientData)NULL,
+		     (Tcl_CmdDeleteProc*) NULL);
+
+  Tcl_CreateCommand (interp, "Ng_SetPrimitiveData", Ng_SetPrimitiveData,
+		     (ClientData)NULL,
+		     (Tcl_CmdDeleteProc*) NULL);
+
+  Tcl_CreateCommand (interp, "Ng_GetPrimitiveData", Ng_GetPrimitiveData,
+		     (ClientData)NULL,
+		     (Tcl_CmdDeleteProc*) NULL);
+
+  Tcl_CreateCommand (interp, "Ng_GetPrimitiveList", Ng_GetPrimitiveList,
+		     (ClientData)NULL,
+		     (Tcl_CmdDeleteProc*) NULL);
+
+
+  Tcl_CreateCommand (interp, "Ng_GetSurfaceList", Ng_GetSurfaceList,
+		     (ClientData)NULL,
+		     (Tcl_CmdDeleteProc*) NULL);
+
+
+
+  Tcl_CreateCommand (interp, "Ng_SetSolidData", Ng_SetSolidData,
+		     (ClientData)NULL,
+		     (Tcl_CmdDeleteProc*) NULL);
+
+  Tcl_CreateCommand (interp, "Ng_GetSolidData", Ng_GetSolidData,
+		     (ClientData)NULL,
+		     (Tcl_CmdDeleteProc*) NULL);
+
+  Tcl_CreateCommand (interp, "Ng_GetSolidList", Ng_GetSolidList,
+		     (ClientData)NULL,
+		     (Tcl_CmdDeleteProc*) NULL);
+
+
+  Tcl_CreateCommand (interp, "Ng_TopLevel", Ng_TopLevel,
+		     (ClientData)NULL,
+		     (Tcl_CmdDeleteProc*) NULL);
+
+  Tcl_CreateCommand (interp, "Ng_GeometryOptions", Ng_GeometryOptions,
+		     (ClientData)NULL,
+		     (Tcl_CmdDeleteProc*) NULL);
+
+  Tcl_CreateCommand (interp, "Ng_SingularEdgeMS", Ng_SingularEdgeMS,
+		     (ClientData)NULL,
+		     (Tcl_CmdDeleteProc*) NULL);
+  
+  Tcl_CreateCommand (interp, "Ng_SingularPointMS", Ng_SingularPointMS,
+		     (ClientData)NULL,
+		     (Tcl_CmdDeleteProc*) NULL);
+
+    Tcl_CreateCommand (interp, "Ng_SelectSurface", Ng_SelectSurface,
+		       (ClientData)NULL,
+		       (Tcl_CmdDeleteProc*) NULL);
+
+
+  return TCL_OK;
+}
+
+
+

libsrc/csg/genmesh.cpp

@@ -653,14 +653,9 @@ namespace netgen
 
 
 
-
-
-
-
   int CSGGenerateMesh (CSGeometry & geom, 
-		       Mesh *& mesh,
+		       Mesh *& mesh, MeshingParameters & mparam,
-		       int perfstepsstart, int perfstepsend,
+		       int perfstepsstart, int perfstepsend)
-		       const char * optstr)
   {
     if (mesh && mesh->GetNSE() &&
 	!geom.GetNSolids())

libsrc/csg/meshsurf.cpp

@@ -134,7 +134,7 @@ PointBetween (const Point<3> & p1, const Point<3> & p2, double secpoint,
 	      int surfi, 
 	      const PointGeomInfo & gi1, 
 	      const PointGeomInfo & gi2,
-	      Point<3> & newp, PointGeomInfo & newgi)
+	      Point<3> & newp, PointGeomInfo & newgi) const
 {
   Point<3> hnewp;
   hnewp = p1+secpoint*(p2-p1);
@@ -152,7 +152,7 @@ PointBetween (const Point<3> & p1, const Point<3> & p2, double secpoint,
 	      int surfi1, int surfi2, 
 	      const EdgePointGeomInfo & ap1, 
 	      const EdgePointGeomInfo & ap2,
-	      Point<3> & newp, EdgePointGeomInfo & newgi)
+	      Point<3> & newp, EdgePointGeomInfo & newgi) const
 {
   Point<3> hnewp = p1+secpoint*(p2-p1);
   //(*testout) << "hnewp " << hnewp << " s1 " << surfi1 << " s2 " << surfi2 << endl;
@@ -192,7 +192,7 @@ Vec<3> RefinementSurfaces :: GetNormal (const Point<3> & p, int surfi1,
 
 
 
-void RefinementSurfaces :: ProjectToSurface (Point<3> & p, int surfi)
+void RefinementSurfaces :: ProjectToSurface (Point<3> & p, int surfi) const
 {
   if (surfi != -1)
     geometry.GetSurface (surfi) -> Project (p);

libsrc/csg/meshsurf.hpp

@@ -69,13 +69,13 @@ namespace netgen
 			       int surfi, 
 			       const PointGeomInfo & gi1, 
 			       const PointGeomInfo & gi2,
-			       Point<3> & newp, PointGeomInfo & newgi);
+			       Point<3> & newp, PointGeomInfo & newgi) const;
 
     virtual void PointBetween (const Point<3> & p1, const Point<3> & p2, double secpoint,
 			       int surfi1, int surfi2, 
 			       const EdgePointGeomInfo & ap1, 
 			       const EdgePointGeomInfo & ap2,
-			       Point<3> & newp, EdgePointGeomInfo & newgi);
+			       Point<3> & newp, EdgePointGeomInfo & newgi) const;
 
     virtual Vec<3> GetTangent (const Point<3> & p, int surfi1, int surfi2,
 			       const EdgePointGeomInfo & ap1) const;
@@ -84,7 +84,7 @@ namespace netgen
 			      const PointGeomInfo & gi) const;
 
 
-    virtual void ProjectToSurface (Point<3> & p, int surfi);
+    virtual void ProjectToSurface (Point<3> & p, int surfi) const;
 
     virtual void ProjectToEdge (Point<3> & p, int surfi1, int surfi2, const EdgePointGeomInfo & egi) const;
 

libsrc/csg/vscsg.cpp

@@ -0,0 +1,537 @@
+#include <mystdlib.h>
+#include "incvis.hpp"
+
+#include <myadt.hpp>
+#include <meshing.hpp>
+#include <csg.hpp>
+#include <stlgeom.hpp>
+
+#include <visual.hpp>
+
+#include "vscsg.hpp"
+
+namespace netgen
+{
+
+
+
+  /* *********************** Draw Geometry **************** */
+
+  extern AutoPtr<Mesh> mesh;
+  extern Array<SpecialPoint> specpoints;
+  extern Array<Box<3> > boxes;
+
+
+  extern Array<Point<3> > project1, project2;
+
+
+  // extern AutoPtr<CSGeometry> geometry;
+
+
+  VisualSceneGeometry :: VisualSceneGeometry ()
+    : VisualScene()
+  {
+    selsurf = 0;
+  }
+
+  VisualSceneGeometry :: ~VisualSceneGeometry ()
+  {
+    ;
+  }
+
+  void VisualSceneGeometry :: SelectSurface (int aselsurf)
+  {
+    selsurf = aselsurf;
+    DrawScene();
+  }
+
+
+  void VisualSceneGeometry :: DrawScene ()
+  {
+    int i;
+
+    if (changeval != geometry->GetChangeVal())
+      BuildScene();
+    changeval = geometry->GetChangeVal();
+
+    glClearColor(backcolor, backcolor, backcolor, 1.0);
+    glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
+  
+    SetLight();
+
+
+    glPushMatrix();
+    glMultMatrixf (transformationmat);
+
+    SetClippingPlane ();
+
+    glShadeModel (GL_SMOOTH);
+    glDisable (GL_COLOR_MATERIAL);
+    glPolygonMode (GL_FRONT_AND_BACK, GL_FILL);
+
+    glEnable (GL_BLEND);
+    glBlendFunc (GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
+
+    /*
+      float mat_spec_col[] = { 1, 1, 1, 1 };
+      glMaterialfv (GL_FRONT_AND_BACK, GL_SPECULAR, mat_spec_col);
+    */
+
+    double shine = vispar.shininess;
+    double transp = vispar.transp;
+
+
+    glMaterialf (GL_FRONT_AND_BACK, GL_SHININESS, shine);
+    glLogicOp (GL_COPY);
+  
+    glEnable (GL_NORMALIZE);
+
+    for (i = 0; i < geometry->GetNTopLevelObjects(); i++)
+      {
+	const TopLevelObject * tlo = geometry -> GetTopLevelObject (i);
+	if (tlo->GetVisible() && !tlo->GetTransparent())
+	  {
+	    float mat_col[] = { tlo->GetRed(), tlo->GetGreen(), tlo->GetBlue(), 1 };
+	    glMaterialfv (GL_FRONT_AND_BACK, GL_AMBIENT_AND_DIFFUSE, mat_col);
+	  
+	    glCallList (trilists[i]);
+	  }
+      }
+
+
+    glPolygonOffset (1, 1);
+    glEnable (GL_POLYGON_OFFSET_FILL);
+
+    glLogicOp (GL_NOOP);
+    for (i = 0; i < geometry->GetNTopLevelObjects(); i++)
+      {
+	const TopLevelObject * tlo = geometry -> GetTopLevelObject (i);
+	if (tlo->GetVisible() && tlo->GetTransparent())
+	  {
+	    float mat_col[] = { tlo->GetRed(), tlo->GetGreen(), tlo->GetBlue(), transp };
+
+	    glMaterialfv (GL_FRONT_AND_BACK, GL_AMBIENT_AND_DIFFUSE, mat_col);
+	  
+	    glCallList (trilists[i]);
+	  }
+      }
+
+    glDisable (GL_POLYGON_OFFSET_FILL);
+
+    /*
+      cout << "draw " << project1.Size() << " lines " << endl;
+      glPolygonMode (GL_FRONT_AND_BACK, GL_LINE);
+      glLineWidth (1.0f);
+      glEnable (GL_COLOR_MATERIAL);
+
+      glColor3f (1.0f, 0.0f, 0.0f);
+
+      glBegin (GL_LINES);
+      for (int i = 0; i < project1.Size(); i++)
+      {
+      glVertex3dv (project1[i]);
+      glVertex3dv (project2[i]);
+      }
+      glEnd();
+    */
+
+
+    glPopMatrix();
+    glDisable(GL_CLIP_PLANE0);
+ 
+
+
+    /*
+      glFlush();
+  
+      int err;
+      do
+      {
+      err = glGetError();
+      // cout << "glerr,1 = " << err << endl;
+      }
+      while (err != GL_NO_ERROR);
+
+
+      // CreateTexture (0, 1, GL_DECAL);
+      CreateTexture (0, 1, GL_MODULATE);
+      glEnable (GL_TEXTURE_1D);
+
+      float mat_col[] = { 1.0, 1.0, 1.0 }; 
+      glMaterialfv (GL_FRONT_AND_BACK, GL_AMBIENT_AND_DIFFUSE, mat_col);
+
+      glDisable (GL_BLEND);
+      glDisable (GL_COLOR_MATERIAL);
+      glEnable (GL_NORMALIZE);
+
+      if (geometry->GetNTopLevelObjects())
+      {
+      cout << "call list" << endl;
+      glCallList (trilists[0]);
+      }
+
+      glColor3d (1.0, 1.0, 1.0);
+  
+      glBegin (GL_TRIANGLES);
+      glNormal3f (0, 0, 1);
+      SetOpenGlColor  (-1.0, 0, 1, 0);
+      glVertex3f (0.0, 0.0, 0.0);
+      SetOpenGlColor  (0.5, 0, 1, 0);
+      glNormal3f (0, 0, 1);
+      glVertex3f (1.0, 0.0, 0.0);
+      SetOpenGlColor  (2.0, 0, 1, 0);
+      glNormal3f (0, 0, 1);
+      glVertex3f (0.0, 1.0, 0.0);
+
+      glEnd ();
+
+      cout << "trig drawn" << endl;
+
+      glDisable (GL_TEXTURE_1D);
+      glDisable (GL_COLOR_MATERIAL);
+      glFlush();
+
+      cout << "glerr,2 = " << glGetError() << endl;
+    */
+
+
+
+    DrawCoordinateCross ();
+    DrawNetgenLogo ();  
+
+    glFinish();  
+  }
+
+
+  void VisualSceneGeometry :: BuildScene (int zoomall)
+  {
+    Box<3> box;
+    int hasp = 0;
+    for (int i = 0; i < geometry->GetNTopLevelObjects(); i++)
+      {
+	const TriangleApproximation & ta =
+	  *geometry->GetTriApprox(i);
+	if (!&ta) continue;
+
+	for (int j = 0; j < ta.GetNP(); j++)      
+	  {
+	    if (hasp)
+	      box.Add (ta.GetPoint(j));
+	    else
+	      {
+		hasp = 1;
+		box.Set (ta.GetPoint(j));
+	      }
+	  }
+      }
+    if (hasp)
+      {
+	center = box.Center();
+	rad = box.Diam() / 2;
+      }
+    else
+      {
+	center = Point3d(0,0,0);
+	rad = 1;
+      }
+
+    CalcTransformationMatrices();
+
+    for (int i = 0; i < trilists.Size(); i++)
+      glDeleteLists (trilists[i], 1);
+    trilists.SetSize(0);
+
+    for (int i = 0; i < geometry->GetNTopLevelObjects(); i++)
+      {
+	trilists.Append (glGenLists (1));
+	glNewList (trilists.Last(), GL_COMPILE);
+
+	glEnable (GL_NORMALIZE);
+	const TriangleApproximation & ta =
+	  *geometry->GetTriApprox(i);
+	if (&ta) 
+	  {
+	    glBegin (GL_TRIANGLES);
+	    for (int j = 0; j < ta.GetNT(); j++)
+	      {
+		for (int k = 0; k < 3; k++)
+		  {
+		    int pi = ta.GetTriangle(j)[k];
+		    glNormal3dv (ta.GetNormal (pi));
+		    glVertex3dv (ta.GetPoint(pi));
+		  }
+	      }
+	    glEnd ();
+	  }
+	glEndList ();
+      }
+
+  }
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+  VisualSceneSpecPoints :: VisualSceneSpecPoints ()
+    : VisualScene()
+  {
+    ;
+  }
+
+  VisualSceneSpecPoints :: ~VisualSceneSpecPoints ()
+  {
+    ;
+  }
+
+
+  void VisualSceneSpecPoints :: DrawScene ()
+  {
+    if (!mesh) 
+      {
+	VisualScene::DrawScene();
+	return;
+      }
+
+    if (changeval != specpoints.Size())
+      BuildScene();
+    changeval = specpoints.Size();
+
+
+
+    glClearColor(backcolor, backcolor, backcolor, 1.0);
+    glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
+
+    glEnable (GL_COLOR_MATERIAL);
+    glColor3f (1.0f, 1.0f, 1.0f);
+    glLineWidth (1.0f);
+
+    glPushMatrix();
+    glMultMatrixf (transformationmat);
+
+    //  glEnable (GL_COLOR);
+    //  glDisable (GL_COLOR_MATERIAL);
+    if (vispar.drawedtangents)
+      {
+	glColor3d (1, 0, 0);
+	glBegin (GL_LINES);
+	for (int i = 1; i <= specpoints.Size(); i++)
+	  {
+	    const Point3d p1 = specpoints.Get(i).p;
+	    const Point3d p2 = specpoints.Get(i).p + len * specpoints.Get(i).v;
+	    glVertex3d (p1.X(), p1.Y(), p1.Z());
+	    glVertex3d (p2.X(), p2.Y(), p2.Z());
+	  }
+	glEnd();
+      }
+
+    if (vispar.drawededges)
+      {
+	glColor3d (1, 0, 0);
+	glBegin (GL_LINES);
+	for (int i = 1; i <= mesh->GetNSeg(); i++)
+	  {
+	    const Segment & seg = mesh -> LineSegment (i);
+	    glVertex3dv ( (*mesh)[seg[0]] );
+            glVertex3dv ( (*mesh)[seg[1]] );
+	    // glVertex3dv ( &(*mesh)[seg[0]].X() );
+	    // glVertex3dv ( &(*mesh)[seg[1]].X() );
+	  }
+	glEnd();
+      }
+
+    glColor3d (1, 0, 0);
+    glBegin (GL_LINES);
+    for (int i = 0; i < boxes.Size(); i++)
+      {
+	glVertex3dv ( boxes[i].PMin() );
+	glVertex3dv ( boxes[i].PMax() );
+      }
+    glEnd();
+
+
+
+    if (vispar.drawededgenrs)
+      {
+	glEnable (GL_COLOR_MATERIAL);
+	GLfloat textcol[3] = { 1 - backcolor,
+			       1 - backcolor,
+			       1 - backcolor };
+	glColor3fv (textcol);
+	glNormal3d (0, 0, 1);
+	glPushAttrib (GL_LIST_BIT);
+	// glListBase (fontbase);
+
+	char buf[20];
+	for (int i = 1; i <= mesh->GetNSeg(); i++)
+	  {
+	    const Segment & seg = mesh -> LineSegment (i);
+	    const Point3d p1 = mesh -> Point (seg[0]);
+	    const Point3d p2 = mesh -> Point (seg[1]);
+
+	    const Point3d p = Center (p1, p2);
+	    glRasterPos3d (p.X(), p.Y(), p.Z());
+	  
+	    sprintf (buf, "%d", seg.edgenr);
+	    // glCallLists (GLsizei(strlen (buf)), GL_UNSIGNED_BYTE, buf);
+	    MyOpenGLText (buf);
+	  }
+      
+	glPopAttrib ();
+	glDisable (GL_COLOR_MATERIAL);
+      }
+
+
+    if (vispar.drawedpoints)
+      {
+
+	glColor3d (0, 0, 1);
+	/*
+	  glPointSize( 3.0 );
+
+	float range[2];
+	glGetFloatv(GL_POINT_SIZE_RANGE, &range[0]);
+	cout << "max ptsize = " << range[0] << "-" << range[1] << endl;
+      
+
+	glBegin( GL_POINTS );
+	for (int i = 1; i <= mesh -> GetNP(); i++)
+	  {
+	    const Point3d & p = mesh -> Point(i);
+	    if (i % 2)
+	      glVertex3f( p.X(), p.Y(), p.Z());
+	  }
+	glEnd();
+	*/
+
+	static GLubyte knoedel[] = 
+	  {
+	    0xfe, 0xfe, 0xfe, 0xfe, 0xfe, 0xfe, 0xfe,
+	  };
+	glPixelStorei(GL_UNPACK_ALIGNMENT, 1);
+
+	glDisable (GL_COLOR_MATERIAL);
+	glDisable (GL_LIGHTING);
+	glDisable (GL_CLIP_PLANE0);
+      
+	for (int i = 1; i <= mesh -> GetNP(); i++)
+	  {
+	    const Point3d & p = mesh -> Point(i);
+	    glRasterPos3d (p.X(), p.Y(), p.Z());
+	    glBitmap (7, 7, 3, 3, 0, 0, &knoedel[0]);
+	  }
+      }
+
+    if (vispar.drawedpointnrs)
+      {
+	glEnable (GL_COLOR_MATERIAL);
+	GLfloat textcol[3] = { 1 - backcolor,
+			       1 - backcolor,
+			       1 - backcolor };
+	glColor3fv (textcol);
+	glNormal3d (0, 0, 1);
+	glPushAttrib (GL_LIST_BIT);
+	// glListBase (fontbase);
+      
+	char buf[20];
+	for (int i = 1; i <= mesh->GetNP(); i++)
+	  {
+	    const Point3d & p = mesh->Point(i);
+	    glRasterPos3d (p.X(), p.Y(), p.Z());
+	  
+	    sprintf (buf, "%d", i);
+	    // glCallLists (GLsizei(strlen (buf)), GL_UNSIGNED_BYTE, buf);
+	    MyOpenGLText (buf);
+	  }
+      
+	glPopAttrib ();
+	glDisable (GL_COLOR_MATERIAL);
+      }
+
+
+
+
+    glPopMatrix();
+
+    if (vispar.drawcoordinatecross)
+      DrawCoordinateCross ();
+    DrawNetgenLogo ();
+
+    glFinish();  
+  }
+
+
+  void VisualSceneSpecPoints :: BuildScene (int zoomall)
+  {
+    if (!mesh) 
+      {
+	VisualScene::BuildScene(zoomall);
+	return;
+      }
+  
+    Box3d box;
+  
+    if (mesh->GetNSeg())
+      {
+	box.SetPoint (mesh->Point (mesh->LineSegment(1)[0]));
+	for (int i = 1; i <= mesh->GetNSeg(); i++)
+	  {
+	    box.AddPoint (mesh->Point (mesh->LineSegment(i)[0]));
+	    box.AddPoint (mesh->Point (mesh->LineSegment(i)[1]));
+	  }
+      }
+    else if (specpoints.Size() >= 2)
+      {
+	box.SetPoint (specpoints.Get(1).p);
+	for (int i = 2; i <= specpoints.Size(); i++)
+	  box.AddPoint (specpoints.Get(i).p);
+      }
+    else
+      {
+	box = Box3d (Point3d (0,0,0), Point3d (1,1,1));
+      }
+  
+    if (zoomall == 2 && ((vispar.centerpoint >= 1 && vispar.centerpoint <= mesh->GetNP()) ||
+			 vispar.use_center_coords))
+      {
+	if (vispar.use_center_coords)
+	  {
+	    center.X() = vispar.centerx; center.Y() = vispar.centery; center.Z() = vispar.centerz; 
+	  }
+	else
+	  center = mesh->Point (vispar.centerpoint);
+      }
+    else
+      center = Center (box.PMin(), box.PMax());
+        
+
+    rad = 0.5 * Dist (box.PMin(), box.PMax());
+  
+  
+    CalcTransformationMatrices();
+  }
+
+
+
+
+
+
+}
+
+

libsrc/csg/vscsg.hpp

@@ -0,0 +1,34 @@
+#ifndef FILE_VSCSG
+#define FILE_VSCSG
+
+/**************************************************************************/
+/* File:   vscsg.hpp                                                      */
+/* Author: Joachim Schoeberl                                              */
+/* Date:   05. Jan. 2011                                                  */
+/**************************************************************************/
+
+namespace netgen
+{
+
+  class VisualSceneGeometry : public VisualScene
+  {
+    class CSGeometry * geometry;
+    Array<int> trilists;
+    int selsurf;
+  public:
+    VisualSceneGeometry ();
+    virtual ~VisualSceneGeometry ();
+
+    void SetGeometry (class CSGeometry * ageometry) { geometry = ageometry; }
+    virtual void SelectSurface (int aselsurf);
+    virtual void BuildScene (int zoomall = 0);
+    virtual void DrawScene ();
+  };
+
+
+
+}
+
+
+
+#endif

libsrc/general/array.hpp

@@ -43,19 +43,6 @@ namespace netgen
     int Begin() const { return BASE; }
     int End() const { return size+BASE; }
 
-    /*
-   /// access array. 
-   T & operator[] (int i) 
-   { 
-   #ifdef DEBUG
-   if (i-BASE < 0 || i-BASE >= size)
-   cout << "array<" << typeid(T).name() << "> out of range, i = " << i << ", s = " << size << endl;
-   #endif
-
-   return data[i-BASE]; 
-   }
-    */
-
     /// Access array. BASE-based
     T & operator[] (int i) const
     {
@@ -67,12 +54,6 @@ namespace netgen
       return data[i-BASE]; 
     }
 
-    /*
-      template <int B2>
-      IndirectArray<T, BASE, B2> operator[] (const FlatArray<int, B2> & ind) 
-      { return IndirectArray<T, BASE, B2>  (*this, ind); }
-    */
-
     /// Access array, one-based  (old fashioned)
     T & Elem (int i)
     {
@@ -110,8 +91,6 @@ namespace netgen
       ((T*)data)[i-1] = el; 
     }
 
-
-
     /// access first element
     T & First () const
     {
@@ -180,6 +159,9 @@ namespace netgen
   class Array : public FlatArray<T, BASE>
   {
   protected:
+    using FlatArray<T,BASE>::size;
+    using FlatArray<T,BASE>::data;
+
     /// physical size of array
     int allocsize;
     /// memory is responsibility of container
@@ -207,9 +189,9 @@ namespace netgen
     explicit Array (const Array<T> & a2)
       : FlatArray<T, BASE> (a2.Size(), a2.Size() ? new T[a2.Size()] : 0)
     {
-      allocsize = this->size;
+      allocsize = size;
       ownmem = 1;
-      for (int i = BASE; i < this->size+BASE; i++)
+      for (int i = BASE; i < size+BASE; i++)
 	(*this)[i] = a2[i];
     }
 
@@ -219,7 +201,7 @@ namespace netgen
     ~Array()
     {
       if (ownmem)
-	delete [] this->data;
+	delete [] data;
     }
 
     /// Change logical size. If necessary, do reallocation. Keeps contents.
@@ -227,7 +209,7 @@ namespace netgen
     {
       if (nsize > allocsize) 
 	ReSize (nsize);
-      this->size = nsize; 
+      size = nsize; 
     }
 
     /// Change physical size. Keeps logical size. Keeps contents.
@@ -241,36 +223,24 @@ namespace netgen
     /// Add element at end of array. reallocation if necessary.
     int Append (const T & el)
     {
-      if (this->size == allocsize) 
+      if (size == allocsize) 
-	ReSize (this->size+1);
+	ReSize (size+1);
-      this->data[this->size] = el;
+      data[size] = el;
-      this->size++;
+      size++;
-      return this->size;
+      return size;
     }
 
     template <typename T2, int B2>
     void Append (FlatArray<T2, B2> a2)
     {
-      if (this->size+a2.Size() > allocsize)
+      if (size+a2.Size() > allocsize)
-	ReSize (this->size+a2.Size());
+	ReSize (size+a2.Size());
       for (int i = 0; i < a2.Size(); i++)
-	this->data[this->size+i] = a2[i+B2];
+	data[size+i] = a2[i+B2];
-      this->size += a2.Size();
+      size += a2.Size();
     }
 
 
-    /*
-      template <int B1, int B2>
-      void Append (const IndirectArray<T,B1,B2> & a2)
-      {
-      if (this->size+a2.Size() > allocsize)
-      ReSize (this->size+a2.Size());
-      for (int i = 0; i < a2.Size(); i++)
-      this->data[this->size+i] = a2[i+B2];
-      this->size += a2.Size();
-      }
-    */
-
     /// Delete element i (0-based). Move last element to position i.
     void Delete (int i)
     {
@@ -278,8 +248,8 @@ namespace netgen
       RangeCheck (i+1);
 #endif
 
-      this->data[i] = this->data[this->size-1];
+      data[i] = data[size-1];
-      this->size--;
+      size--;
       //    DeleteElement (i+1);
     }
 
@@ -291,23 +261,23 @@ namespace netgen
       RangeCheck (i);
 #endif
 
-      this->data[i-1] = this->data[this->size-1];
+      data[i-1] = data[size-1];
-      this->size--;
+      size--;
     }
 
     /// Delete last element. 
     void DeleteLast ()
     {
-      this->size--;
+      size--;
     }
 
     /// Deallocate memory
     void DeleteAll ()
     {
       if (ownmem)
-	delete [] this->data;
+	delete [] data;
-      this->data = 0;
+      data = 0;
-      this->size = allocsize = 0;
+      size = allocsize = 0;
     }
 
     /// Fill array with val
@@ -321,7 +291,7 @@ namespace netgen
     Array & operator= (const Array & a2)
     {
       SetSize (a2.Size());
-      for (int i = BASE; i < this->size+BASE; i++)
+      for (int i = BASE; i < size+BASE; i++)
 	(*this)[i] = a2[i];
       return *this;
     }
@@ -330,7 +300,7 @@ namespace netgen
     Array & operator= (const FlatArray<T> & a2)
     {
       SetSize (a2.Size());
-      for (int i = BASE; i < this->size+BASE; i++)
+      for (int i = BASE; i < size+BASE; i++)
 	(*this)[i] = a2[i];
       return *this;
     }
@@ -344,21 +314,21 @@ namespace netgen
       int nsize = 2 * allocsize;
       if (nsize < minsize) nsize = minsize;
 
-      if (this->data)
+      if (data)
 	{
 	  T * p = new T[nsize];
 	
-	  int mins = (nsize < this->size) ? nsize : this->size; 
+	  int mins = (nsize < size) ? nsize : size; 
-	  memcpy (p, this->data, mins * sizeof(T));
+	  memcpy (p, data, mins * sizeof(T));
 
 	  if (ownmem)
-	    delete [] this->data;
+	    delete [] data;
 	  ownmem = 1;
-	  this->data = p;
+	  data = p;
 	}
       else
 	{
-	  this->data = new T[nsize];
+	  data = new T[nsize];
 	  ownmem = 1;
 	}
     
@@ -371,6 +341,10 @@ namespace netgen
   template <class T, int S> 
   class ArrayMem : public Array<T>
   {
+    using Array<T>::size;
+    using Array<T>::data;
+    using Array<T>::ownmem;
+
     // T mem[S];     // Intel C++ calls dummy constructor
     // char mem[S*sizeof(T)];
     double mem[(S*sizeof(T)+7) / 8];
@@ -379,13 +353,13 @@ namespace netgen
     explicit ArrayMem(int asize = 0)
       : Array<T> (S, static_cast<T*> (static_cast<void*>(&mem[0])))
     {
-      this->size = asize;
+      size = asize;
       if (asize > S)
 	{
-	  this->data = new T[asize];
+	  data = new T[asize];
-	  this->ownmem = 1;
+	  ownmem = 1;
 	}
-      // this->SetSize (asize);
+      // SetSize (asize);
     }
 
     ArrayMem & operator= (const T & val)  
@@ -398,7 +372,7 @@ namespace netgen
     ArrayMem & operator= (const FlatArray<T> & a2)
     {
       SetSize (a2.Size());
-      for (int i = 0; i < this->size; i++)
+      for (int i = 0; i < size; i++)
 	(*this)[i] = a2[i];
       return *this;
     }

libsrc/geom2d/Makefile.am

@@ -1,7 +1,12 @@
-noinst_HEADERS = geom2dmesh.hpp  spline2d.hpp splinegeometry.hpp  spline.hpp geometry2d.hpp
+noinst_HEADERS = geom2dmesh.hpp  spline2d.hpp splinegeometry.hpp  spline.hpp geometry2d.hpp vsgeom2d.hpp
 
 AM_CPPFLAGS = -I$(top_srcdir)/libsrc/include
 METASOURCES = AUTO
-noinst_LTLIBRARIES = libgeom2d.la
+noinst_LTLIBRARIES = libgeom2d.la libgeom2dvis.la
+
 libgeom2d_la_SOURCES = genmesh2d.cpp geom2dmesh.cpp spline.cpp \
 	splinegeometry.cpp
+
+
+libgeom2dvis_la_SOURCES = geom2dpkg.cpp vsgeom2d.cpp
+

libsrc/geom2d/geom2dmesh.cpp

@@ -24,7 +24,7 @@ namespace netgen
 		int surfi, 
 		const PointGeomInfo & gi1, 
 		const PointGeomInfo & gi2,
-		Point<3> & newp, PointGeomInfo & newgi)
+		Point<3> & newp, PointGeomInfo & newgi) const
   {
     newp = p1+secpoint*(p2-p1);
     newgi.trignum = 1;
@@ -37,7 +37,7 @@ namespace netgen
 		int surfi1, int surfi2, 
 		const EdgePointGeomInfo & ap1, 
 		const EdgePointGeomInfo & ap2,
-		Point<3> & newp, EdgePointGeomInfo & newgi)
+		Point<3> & newp, EdgePointGeomInfo & newgi) const
   {
     Point<2> p2d;
   
@@ -68,7 +68,7 @@ namespace netgen
   }
 
 
-  void Refinement2d :: ProjectToSurface (Point<3> & p, int surfi, const PointGeomInfo & /* gi */)
+  void Refinement2d :: ProjectToSurface (Point<3> & p, int surfi, const PointGeomInfo & /* gi */) const
   {
     p(2) = 0;
   }

libsrc/geom2d/geom2dmesh.hpp

@@ -23,13 +23,13 @@ namespace netgen
 			       int surfi, 
 			       const PointGeomInfo & gi1, 
 			       const PointGeomInfo & gi2,
-			       Point<3> & newp, PointGeomInfo & newgi);
+			       Point<3> & newp, PointGeomInfo & newgi) const;
 
     virtual void PointBetween (const Point<3> & p1, const Point<3> & p2, double secpoint,
 			       int surfi1, int surfi2, 
 			       const EdgePointGeomInfo & ap1, 
 			       const EdgePointGeomInfo & ap2,
-			       Point<3> & newp, EdgePointGeomInfo & newgi);
+			       Point<3> & newp, EdgePointGeomInfo & newgi) const;
 
 
     virtual Vec<3> GetTangent (const Point<3> & p, int surfi1, int surfi2,
@@ -38,7 +38,7 @@ namespace netgen
     virtual Vec<3> GetNormal (const Point<3> & p, int surfi1, 
 			      const PointGeomInfo & gi) const;
 
-    virtual void ProjectToSurface (Point<3> & p, int surfi, const PointGeomInfo & /* gi */);
+    virtual void ProjectToSurface (Point<3> & p, int surfi, const PointGeomInfo & /* gi */) const;
 
     virtual void ProjectToEdge (Point<3> & p, int surfi1, int surfi2, 
 				const EdgePointGeomInfo & egi) const;			     

libsrc/geom2d/geom2dpkg.cpp

@@ -0,0 +1,71 @@
+#include <mystdlib.h>
+#include <myadt.hpp>
+#include <linalg.hpp>
+#include <csg.hpp>
+
+
+#include <incvis.hpp>
+#include <visual.hpp>
+
+#include "vsgeom2d.hpp"
+
+
+extern "C" int Ng_CSG_Init (Tcl_Interp * interp);
+
+namespace netgen
+{
+  extern NetgenGeometry * ng_geometry;
+  static VisualSceneGeometry2d vsgeom2d;
+
+
+
+  class SplineGeometryRegister : public GeometryRegister
+  {
+  public:
+    virtual NetgenGeometry * Load (string filename) const;
+    virtual VisualScene * GetVisualScene (const NetgenGeometry * geom) const;
+  };
+
+
+  NetgenGeometry *  SplineGeometryRegister :: Load (string filename) const
+  {
+    const char * cfilename = filename.c_str();
+    if (strcmp (&cfilename[strlen(cfilename)-4], "in2d") == 0)
+      {
+	PrintMessage (1, "Load 2D-Spline geometry file ", cfilename);
+	
+
+	ifstream infile(cfilename);
+
+	SplineGeometry2d * hgeom = new SplineGeometry2d();
+	hgeom -> Load (cfilename);
+	return hgeom;
+      }
+    
+    return NULL;
+  }
+
+
+
+  VisualScene * SplineGeometryRegister :: GetVisualScene (const NetgenGeometry * geom) const
+  {
+    SplineGeometry2d * geometry = dynamic_cast<SplineGeometry2d*> (ng_geometry);
+    if (geometry)
+      {
+	vsgeom2d.SetGeometry (geometry);
+	return &vsgeom2d;
+      }
+    return NULL;
+  }
+
+
+}
+
+
+using namespace netgen;
+extern "C" int Ng_Geom2d_Init (Tcl_Interp * interp);
+
+int Ng_Geom2d_Init (Tcl_Interp * interp)
+{
+  geometryregister.Append (new SplineGeometryRegister);
+}

libsrc/geom2d/splinegeometry.cpp

@@ -1260,15 +1260,22 @@ SplineGeometry2d ::  ~SplineGeometry2d()
 }
 
 
-int SplineGeometry2d :: GenerateMesh (Mesh*& mesh,
+extern void MeshFromSpline2D (SplineGeometry2d & geometry,
-				      int perfstepsstart, int perfstepsend, char* optstring)
+			      Mesh *& mesh, 
+			      MeshingParameters & mp);
+
+
+int SplineGeometry2d :: GenerateMesh (Mesh*& mesh, MeshingParameters & mparam,
+				      int perfstepsstart, int perfstepsend)
 {
-  cout << "SplineGeometry2d::GenerateMesh : only a dummy" << endl;
+  cout << "SplineGeometry2d::GenerateMesh not only a dummy" << endl;
+
+  MeshFromSpline2D (*this, mesh, mparam);
   return 0;
 }
 
 
-const Refinement & SplineGeometry2d :: GetRefinement () const
+Refinement & SplineGeometry2d :: GetRefinement () const
 {
   return * new Refinement2d (*this);
 }

libsrc/geom2d/splinegeometry.hpp

@@ -137,11 +137,11 @@ namespace netgen
 
   };
 
-
+  /*
   void MeshFromSpline2D (SplineGeometry<2> & geometry,
 			 Mesh *& mesh, 
 			 MeshingParameters & mp);
-
+  */
 
 
   class SplineGeometry2d : public SplineGeometry<2>, public NetgenGeometry
@@ -149,10 +149,10 @@ namespace netgen
   public:
     virtual ~SplineGeometry2d();
   
-    virtual int GenerateMesh (Mesh*& mesh,
+    virtual int GenerateMesh (Mesh*& mesh, MeshingParameters & mparam,
-			      int perfstepsstart, int perfstepsend, char* optstring);
+			      int perfstepsstart, int perfstepsend);
   
-    virtual const Refinement & GetRefinement () const; 
+    virtual Refinement & GetRefinement () const; 
   };
 
 }

libsrc/geom2d/vsgeom2d.cpp

@@ -0,0 +1,126 @@
+#include <mystdlib.h>
+#include "incvis.hpp"
+
+#include <myadt.hpp>
+#include <meshing.hpp>
+#include <csg.hpp>
+#include <stlgeom.hpp>
+
+#include <visual.hpp>
+
+#include "vsgeom2d.hpp"
+
+namespace netgen
+{
+
+
+
+
+
+  /* *********************** Draw 2D Geometry **************** */
+
+
+  VisualSceneGeometry2d :: VisualSceneGeometry2d ()
+    : VisualScene()
+  {
+    ;
+  }
+
+  VisualSceneGeometry2d :: ~VisualSceneGeometry2d ()
+  {
+    ;
+  }
+
+
+
+  void VisualSceneGeometry2d :: DrawScene ()
+  {
+    if (changeval != geometry2d->GetSplines().Size())
+      BuildScene();
+    changeval = geometry2d->GetSplines().Size();
+
+  
+    glClearColor(backcolor, backcolor, backcolor, 1.0);
+    glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
+
+    SetLight();
+
+    //  glEnable (GL_LIGHT0);
+    glDisable (GL_LIGHTING);
+    glPushMatrix();
+    glMultMatrixf (transformationmat);
+
+    //  SetClippingPlane ();
+
+    glShadeModel (GL_SMOOTH);
+    glEnable (GL_COLOR_MATERIAL);
+    glPolygonMode (GL_FRONT_AND_BACK, GL_LINE);
+  
+    //  float mat_col[] = { 0, 0, 1, 1 };
+    //  glMaterialfv (GL_FRONT_AND_BACK, GL_AMBIENT_AND_DIFFUSE, mat_col);
+    glColor3f (0, 0, 1);
+  
+
+    Array<Point<2> > points, otherpoints;
+
+    for (int i = 1; i <= geometry2d->GetSplines().Size(); i++)
+      {
+	geometry2d->GetSplines().Get(i)->GetPoints (20, points);
+      
+	glBegin (GL_LINE_STRIP);
+	for (int j = 0; j < points.Size(); j++)
+	  glVertex3f (points[j](0), points[j](1), 0);
+	glEnd(); 
+      }
+
+    glColor3f (1, 0, 0);
+
+    for (int i = 1; i <= geometry2d->GetSplines().Size(); i++)
+      {
+	int other = geometry2d->GetSplines().Get(i)->copyfrom;
+	if (other != -1)
+	  {
+	    geometry2d->GetSplines().Get(i)->GetPoints (6, points);
+	    geometry2d->GetSplines().Get(other)->GetPoints (6, otherpoints);
+	    glBegin (GL_LINES);
+	    for (int j = 1; j < 5; j++)
+	      {
+		glVertex3f (points[j](0), points[j](1), 0);
+		glVertex3f (otherpoints[j](0), otherpoints[j](1), 0);
+	      }
+	    glEnd ();
+	  }
+      }
+
+
+
+    glPopMatrix();
+  
+    DrawCoordinateCross ();
+    DrawNetgenLogo ();
+
+    glFinish();  
+  }
+
+
+  void VisualSceneGeometry2d :: BuildScene (int zoomall)
+  {
+    Box<2> bbox;
+
+    geometry2d->GetBoundingBox (bbox);
+  
+    Point<2> c = Center (bbox.PMin(), bbox.PMax());
+
+    center = Point3d (c(0), c(1), 0);
+    rad = Dist (bbox.PMin(), bbox.PMax()) / 2;
+
+    CalcTransformationMatrices();
+  }
+
+
+
+
+
+
+
+}

libsrc/geom2d/vsgeom2d.hpp

@@ -0,0 +1,31 @@
+#ifndef FILE_VSGEOM2D
+#define FILE_VSGEOM2D
+
+/**************************************************************************/
+/* File:   vsgeom2d.hpp                                                   */
+/* Author: Joachim Schoeberl                                              */
+/* Date:   05. Jan. 2011                                                  */
+/**************************************************************************/
+
+namespace netgen
+{
+
+
+  class VisualSceneGeometry2d : public VisualScene
+  {
+    const class SplineGeometry2d * geometry2d;
+  public:
+    VisualSceneGeometry2d ();
+    virtual ~VisualSceneGeometry2d ();
+    void SetGeometry (const class SplineGeometry2d * ageometry2d) { geometry2d = ageometry2d; }
+    virtual void BuildScene (int zoomall = 0);
+    virtual void DrawScene ();
+  };
+
+
+
+}
+
+
+
+#endif

libsrc/include/incvis.hpp

@@ -3,9 +3,6 @@
 
 #include <tcl.h>
 #include <tk.h>
-// #include "/opt/tcltk86/include/tcl.h"
-// #include "/opt/tcltk86/include/tk.h"
-
 
 #if TK_MAJOR_VERSION==8 && TK_MINOR_VERSION>=4
 #define tcl_const const
@@ -38,3 +35,5 @@
 #define GL_CLAMP_TO_EDGE 0x812F
 #endif
 
+
+

libsrc/interface/read_fnf_mesh.cpp

@@ -173,6 +173,7 @@ namespace netgen
  
             else if (token == "MATERIALS")
               {
+		*testout << "parse materials" << endl;
                 Array<double> young_modulus, poisson_ratio, mass_density;
 
                 while (1)
@@ -198,6 +199,7 @@ namespace netgen
                         else
                           {
                             sbuf >> val;
+			    *testout << "prop = " << prop << ", val = " << val << endl;
                             if (prop == "YOUNG_MODULUS")
                               young_modulus.Append (val);
                             else if  (prop == "POISSON_RATIO")
@@ -211,6 +213,8 @@ namespace netgen
                         mesh.SetUserData ("YOUNG_MODULUS", young_modulus);
                         mesh.SetUserData ("POISSON_RATIO", poisson_ratio);
                         mesh.SetUserData ("MASS_DENSITY", mass_density);
+			*testout << "young = " << young_modulus << endl;
+			*testout << "poisson = " << poisson_ratio << endl;
                         break;
                       }
                     else
@@ -322,6 +326,7 @@ namespace netgen
 
                             FaceDescriptor fd(-1, -1, -1, -1);
                             fd.SetBCProperty (nr);
+			    *testout << "add fd " << mesh.GetNFD() << ", nr = " << nr << endl;
                             mesh.AddFaceDescriptor (fd);
                               
                             for (int j = 0; j < fnums.Size(); j += 2)

libsrc/interface/writeuser.cpp

@@ -54,9 +54,11 @@ namespace netgen
 
 bool WriteUserFormat (const string & format,
 		      const Mesh & mesh,
-		      const CSGeometry & geom,
+		      const NetgenGeometry & hgeom,
 		      const string & filename)
 {
+  const CSGeometry & geom = *dynamic_cast<const CSGeometry*> (&hgeom);
+
   PrintMessage (1, "Export mesh to file ", filename,
 		", format is ", format);
 

libsrc/interface/writeuser.hpp

@@ -158,7 +158,7 @@ extern void RegisterUserFormats (Array<const char*> & names,
 
 extern bool WriteUserFormat (const string & format,
                              const Mesh & mesh,
-                             const CSGeometry & geom,
+                             const NetgenGeometry & geom,
                              const string & filename);
 
 #endif

libsrc/meshing/basegeom.cpp

@@ -4,9 +4,17 @@
 namespace netgen
 {
 
+  Array<GeometryRegister*> geometryregister;
 
-  int NetgenGeometry :: GenerateMesh (Mesh*& mesh,
+  GeometryRegister :: ~GeometryRegister()
-				      int perfstepsstart, int perfstepsend, char* optstring)
+  { ; }
+
+
+
+
+  
+  int NetgenGeometry :: GenerateMesh (Mesh*& mesh, MeshingParameters & mparam,
+				      int perfstepsstart, int perfstepsend)
   {
     if (!mesh) return 1;
 
@@ -48,4 +56,11 @@ namespace netgen
   {
     return *new Refinement;;
   }
+
+
+  void NetgenGeometry :: Save (string filename) const
+  {
+    throw NgException("Cannot save geometry - no geometry available");
+  }
+
 }

libsrc/meshing/basegeom.hpp

@@ -7,22 +7,43 @@
 /* Date:   23. Aug. 09                                                    */
 /**************************************************************************/
 
+class Tcl_Interp;
+
+namespace netgen
+{
 
 class NetgenGeometry
 {
 public:
   virtual ~NetgenGeometry () { ; }
 
-  virtual int GenerateMesh (Mesh*& mesh,
+  virtual int GenerateMesh (Mesh*& mesh, MeshingParameters & mparam, 
-			    int perfstepsstart, int perfstepsend, char* optstring);
+			    int perfstepsstart, int perfstepsend);
 
   virtual const Refinement & GetRefinement () const;
+
+  virtual void Save (string filename) const;
+  virtual void SaveToMeshFile (ostream & ost) const { ; }
 };
 
 
 
 
 
+class GeometryRegister
+{
+public:
+  virtual ~GeometryRegister();
+  virtual NetgenGeometry * Load (string filename) const = 0;
+  virtual NetgenGeometry * LoadFromMeshFile (istream & ist) const { return NULL; }
+  virtual class VisualScene * GetVisualScene (const NetgenGeometry * geom) const 
+  { return NULL; }
+  virtual void SetParameters (Tcl_Interp * interp) { ; }
+};
+
+extern Array<GeometryRegister*> geometryregister; 
+}
+
 
 
 #endif

libsrc/meshing/bisect.cpp

@@ -2638,7 +2638,7 @@ namespace netgen
 
   void Refinement :: Bisect (Mesh & mesh, 
 			     BisectionOptions & opt,
-			     Array<double> * quality_loss)
+			     Array<double> * quality_loss) const
   {
     PrintMessage(1,"Mesh bisection");
     PushStatus("Mesh bisection");
@@ -4027,7 +4027,7 @@ namespace netgen
 				   int surfi, 
 				   const PointGeomInfo & gi1, 
 				   const PointGeomInfo & gi2,
-				   Point<3> & newp, PointGeomInfo & newgi)
+				   Point<3> & newp, PointGeomInfo & newgi) const
   {
     newp = p1+secpoint*(p2-p1);
   }
@@ -4036,8 +4036,9 @@ namespace netgen
 				   int surfi1, int surfi2, 
 				   const EdgePointGeomInfo & ap1, 
 				   const EdgePointGeomInfo & ap2,
-				   Point<3> & newp, EdgePointGeomInfo & newgi)
+				   Point<3> & newp, EdgePointGeomInfo & newgi) const
   {
+    cout << "base class edge point between" << endl;
     newp = p1+secpoint*(p2-p1);
   }
 
@@ -4057,7 +4058,7 @@ namespace netgen
   }
 
 
-  void Refinement :: ProjectToSurface (Point<3> & p, int surfi)
+  void Refinement :: ProjectToSurface (Point<3> & p, int surfi) const
   {
     if (printmessage_importance>0)
       cerr << "Refinement :: ProjectToSurface    ERROR: no geometry set" << endl;

libsrc/meshing/bisect.hpp

@@ -31,7 +31,7 @@ extern void BisectTets (Mesh &, const CSGeometry *,
 extern void BisectTetsCopyMesh (Mesh &, const class CSGeometry *,
 				BisectionOptions & opt);
 
-extern void ZRefinement (Mesh &, const CSGeometry *,
+extern void ZRefinement (Mesh &, const class NetgenGeometry *,
 			 ZRefinementOptions & opt);
 
 
@@ -48,7 +48,7 @@ public:
   
   void Refine (Mesh & mesh) const;
   void Refine (Mesh & mesh);
-  void Bisect (Mesh & mesh, class BisectionOptions & opt, Array<double> * quality_loss = NULL);
+  void Bisect (Mesh & mesh, class BisectionOptions & opt, Array<double> * quality_loss = NULL) const;
 
   void MakeSecondOrder (Mesh & mesh) const;
   void MakeSecondOrder (Mesh & mesh);
@@ -57,13 +57,13 @@ public:
 			     int surfi, 
 			     const PointGeomInfo & gi1, 
 			     const PointGeomInfo & gi2,
-			     Point<3> & newp, PointGeomInfo & newgi);
+			     Point<3> & newp, PointGeomInfo & newgi) const;
 
   virtual void PointBetween (const Point<3> & p1, const Point<3> & p2, double secpoint,
 			     int surfi1, int surfi2, 
 			     const EdgePointGeomInfo & ap1, 
 			     const EdgePointGeomInfo & ap2,
-			     Point<3> & newp, EdgePointGeomInfo & newgi);
+			     Point<3> & newp, EdgePointGeomInfo & newgi) const;
 
   virtual Vec<3> GetTangent (const Point<3> & p, int surfi1, int surfi2,
                              const EdgePointGeomInfo & egi) const;
@@ -72,9 +72,9 @@ public:
                             const PointGeomInfo & gi) const;
 
 
-  virtual void ProjectToSurface (Point<3> & p, int surfi);
+  virtual void ProjectToSurface (Point<3> & p, int surfi) const;
 
-  virtual void ProjectToSurface (Point<3> & p, int surfi, const PointGeomInfo & /* gi */)
+  virtual void ProjectToSurface (Point<3> & p, int surfi, const PointGeomInfo & /* gi */) const
   {
     ProjectToSurface (p, surfi);
   }
@@ -86,7 +86,7 @@ public:
   void ValidateRefinedMesh (Mesh & mesh, 
 			    Array<INDEX_2> & parents);
 
-  MeshOptimize2d * Get2dOptimizer(void)
+  MeshOptimize2d * Get2dOptimizer(void) const
   {
     return optimizer2d;
   }

libsrc/meshing/curvedelems.cpp

@@ -428,7 +428,7 @@ namespace netgen
   }
 
 
-  void CurvedElements :: BuildCurvedElements(Refinement * ref, int aorder,
+  void CurvedElements :: BuildCurvedElements(const Refinement * ref, int aorder,
                                              bool arational)
   {
     order = aorder;

libsrc/meshing/curvedelems.hpp

@@ -44,7 +44,7 @@ public:
   // void SetHighOrder (int aorder) { order=aorder; }
   void SetIsHighOrder (bool ho) { ishighorder = ho; }
   
-  void BuildCurvedElements(Refinement * ref, int aorder, bool arational = false);
+  void BuildCurvedElements(const Refinement * ref, int aorder, bool arational = false);
 
   int GetOrder () { return order; }
 

libsrc/meshing/global.cpp

@@ -17,8 +17,7 @@ namespace netgen
   ostream * myerr = &cerr;
 
 
-  // Flags globflags; // not used anymoure
+  //  Flags parameters;
-  Flags parameters;
 
 
   int silentflag = 0;

libsrc/meshing/global.hpp

@@ -20,13 +20,12 @@ extern void ResetTime ();
 extern int testmode;
 
 /// calling parameters
-extern Flags parameters;
+// extern Flags parameters;
 
 extern MeshingParameters mparam;
 
 extern Array<int> tets_in_qualclass;
 
-
 class multithreadt
 {
 public:

libsrc/meshing/meshfunc.cpp

@@ -10,7 +10,7 @@ namespace netgen
   extern const char * pyramidrules2[];
 
 
-  extern double teterrpow; 
+  // extern double teterrpow; 
   MESHING3_RESULT MeshVolume (MeshingParameters & mp, Mesh& mesh3d)
   {
      int i, oldne;
@@ -249,7 +249,7 @@ namespace netgen
               mesh3d.CalcSurfacesOfNode();
               mesh3d.FindOpenElements(k);
 
-              teterrpow = 2;
+              // teterrpow = 2;
               if (mesh3d.GetNOpenElements() != 0)
               {
                  meshed = 0;
@@ -650,7 +650,7 @@ namespace netgen
 
 	MeshOptimize3d optmesh;
 
-	teterrpow = mp.opterrpow;
+	// teterrpow = mp.opterrpow;
 	for (size_t j = 1; j <= strlen(mp.optimize3d); j++)
 	  {
 	    if (multithread.terminate)

libsrc/meshing/meshfunc.hpp

@@ -2,8 +2,8 @@
 #define FILE_MESHFUNC
 
 /**************************************************************************/
-/* File:   meshfunc.hh                                                    */
+/* File:   meshfunc.hpp                                                   */
-/* Author: Johannes Gerstmayr                                             */
+/* Author: Johannes Gerstmayr, Joachim Schoeberl                          */
 /* Date:   26. Jan. 98                                                    */
 /**************************************************************************/
 
@@ -19,7 +19,7 @@ class Mesh;
 MESHING3_RESULT MeshVolume (MeshingParameters & mp, Mesh& mesh3d);
 
 /// Build mixed-element mesh
-MESHING3_RESULT MeshMixedVolume(MeshingParameters & mp, Mesh& mesh3d);
+// MESHING3_RESULT MeshMixedVolume (MeshingParameters & mp, Mesh& mesh3d);
 
 /// Optimize tet-mesh
 MESHING3_RESULT OptimizeVolume (MeshingParameters & mp, Mesh& mesh3d);

libsrc/meshing/meshing.hpp

@@ -69,11 +69,9 @@ namespace netgen
 #include "paralleltop.hpp"
 // #include "../parallel/parallelmesh.hpp"
 #endif
+}
+
 
 #include "basegeom.hpp"
 
-
-
-}
-
 #endif

libsrc/meshing/meshtool.cpp

@@ -189,7 +189,7 @@ namespace netgen
 
 
 
-  double teterrpow = 2;
+  // static double teterrpow = 2;
 
   double CalcTetBadness (const Point3d & p1, const Point3d & p2,
 			 const Point3d & p3, const Point3d & p4, double h)
@@ -224,7 +224,7 @@ namespace netgen
 	h * h * ( 1 / ll1 + 1 / ll2 + 1 / ll3 + 
 		  1 / ll4 + 1 / ll5 + 1 / ll6 ) - 12;
     
-    teterrpow = mparam.opterrpow;
+    double teterrpow = mparam.opterrpow;
     if(teterrpow < 1) teterrpow = 1;
     
     if (teterrpow == 1) return err;
@@ -350,7 +350,7 @@ namespace netgen
 
     double errpow;
 
-    teterrpow = mparam.opterrpow;
+    double teterrpow = mparam.opterrpow;
     if(teterrpow < 1) teterrpow = 1;
 
     if (teterrpow == 1)

libsrc/meshing/meshtype.cpp

@@ -4,14 +4,6 @@
 
 namespace netgen
 {
-
-
-  ostream & operator<<(ostream  & s, const MeshPoint & pt)
-  {
-    s << Point<3> (pt);
-    return s;
-  }
-
   int MultiPointGeomInfo :: 
   AddPointGeomInfo (const PointGeomInfo & gi)
   {
@@ -475,7 +467,6 @@ namespace netgen
   }
 
 
-
   void Element2d :: GetShape (const Point2d & p, Vector & shape) const
   {
     if (shape.Size() != GetNP())
@@ -574,7 +565,6 @@ namespace netgen
 
 
 
-
   void Element2d :: 
   GetDShapeNew (const Point<2> & p, MatrixFixWidth<2> & dshape) const
   {
@@ -863,6 +853,7 @@ namespace netgen
 
 
 
+
   void Element2d :: ComputeIntegrationPointData () const
   {
     switch (np)
@@ -902,7 +893,6 @@ namespace netgen
 
 
 
-
   ostream & operator<<(ostream  & s, const Element2d & el)
   {
     s << "np = " << el.GetNP();
@@ -1750,7 +1740,6 @@ namespace netgen
   }
 
 
-
   void Element :: GetShape (const Point<3> & hp, Vector & shape) const
   {
     Point3d p = hp;
@@ -1907,7 +1896,6 @@ namespace netgen
 
 
 
-
   void Element :: 
   GetDShape (const Point<3> & hp, DenseMatrix & dshape) const
   {
@@ -1937,7 +1925,6 @@ namespace netgen
   }
 
 
-
   void Element :: 
   GetDShapeNew (const Point<3> & p, MatrixFixWidth<3> & dshape) const
   {
@@ -2001,13 +1988,6 @@ namespace netgen
                   DenseMatrix & pmat) const
   {
     int np = GetNP();
-    /*
-      if (pmat.Width() != np || pmat.Height() != 3)
-      {
-      cerr << "Element::GetPointMatrix: sizes don't fit" << endl;
-      return;
-      }
-    */
     for (int i = 1; i <= np; i++)
       {
         const Point3d & p = points.Get(PNum(i));
@@ -2020,11 +2000,8 @@ namespace netgen
 
 
 
-
-
   double Element :: CalcJacobianBadness (const T_POINTS & points) const
   {
-    int i, j;
     int nip = GetNIP();
     static DenseMatrix trans(3,3);
     static DenseMatrix pmat;
@@ -2033,13 +2010,13 @@ namespace netgen
     GetPointMatrix (points, pmat);
 
     double err = 0;
-    for (i = 1; i <= nip; i++)
+    for (int i = 1; i <= nip; i++)
       {
         GetTransformation (i, pmat, trans);
 
         // Frobenius norm
         double frob = 0;
-        for (j = 1; j <= 9; j++)
+        for (int j = 1; j <= 9; j++)
           frob += sqr (trans.Get(j));
         frob = sqrt (frob);
         frob /= 3;
@@ -2220,7 +2197,6 @@ namespace netgen
 
 
 
-
   void Element :: ComputeIntegrationPointData () const
   {
     switch (GetType())
@@ -2266,7 +2242,6 @@ namespace netgen
 
 
 
-
   FaceDescriptor ::  FaceDescriptor()
   { 
     surfnr = domin = domout  = bcprop = 0; 

libsrc/meshing/meshtype.hpp

@@ -233,7 +233,6 @@ class MeshPoint : public Point<3>
 
 public:
   MeshPoint () 
-  // : layer(1), singular(0.), type(INNERPOINT)   // would unnecessarily initialize large arrays !
   { 
 #ifdef PARALLEL
   isghost = 0;
@@ -276,17 +275,17 @@ public:
 
 };
 
-ostream & operator<<(ostream  & s, const MeshPoint & pt);
+inline ostream & operator<<(ostream  & s, const MeshPoint & pt)
+{ 
+  return (s << Point<3> (pt)); 
+}
 
 
 
 
-// typedef MoveableArray<MeshPoint,PointIndex::BASE> T_POINTS;
 typedef Array<MeshPoint, PointIndex::BASE> T_POINTS;
 
 
-class Element2d;
-ostream & operator<<(ostream  & s, const Element2d & el);
 
 /**
   Triangle element for surface mesh generation.
@@ -435,6 +434,7 @@ public:
   /// get number of 'integration points'
   int GetNIP () const;
   void GetIntegrationPoint (int ip, Point2d & p, double & weight) const;
+
   void GetTransformation (int ip, const Array<Point2d> & points,
 			  class DenseMatrix & trans) const;
   void GetTransformation (int ip, class DenseMatrix & pmat,
@@ -507,11 +507,13 @@ public:
 #else
   bool IsGhost () const { return false; }
 #endif
-
-
 };
 
 
+ostream & operator<<(ostream  & s, const Element2d & el);
+
+
+
 
 
 class IntegrationPointData
@@ -526,8 +528,7 @@ public:
 
 
 
-class Element;
+
-ostream & operator<<(ostream  & s, const Element & el);
 
 
 
@@ -700,6 +701,7 @@ public:
   /// get number of 'integration points'
   int GetNIP () const;
   void GetIntegrationPoint (int ip, Point<3> & p, double & weight) const;
+
   void GetTransformation (int ip, const T_POINTS & points,
 			  class DenseMatrix & trans) const;
   void GetTransformation (int ip, class DenseMatrix & pmat,
@@ -724,7 +726,7 @@ public:
 				      int pi, Vec<3> & grad) const;
 
   ///
-  friend ostream & operator<<(ostream  & s, const Element & el);
+  // friend ostream & operator<<(ostream  & s, const Element & el);
 
   void SetRefinementFlag (bool rflag = 1) 
   { flags.refflag = rflag; }
@@ -777,12 +779,14 @@ public:
   bool IsGhost () const { return false; }
 #endif
 
-  friend class Mesh;
+  // friend class Mesh;
 };
 
+ostream & operator<<(ostream  & s, const Element & el);
+
+
+
 
-class Segment;
-ostream & operator<<(ostream  & s, const Segment & seg);
 
 
 /**
@@ -881,6 +885,10 @@ public:
   const PointIndex & operator[] (int i) const { return pnums[i]; }
 };
 
+ostream & operator<<(ostream  & s, const Segment & seg);
+
+
+
 
 // class Surface;  
 // class FaceDescriptor;

libsrc/meshing/refine.cpp

@@ -43,7 +43,6 @@ namespace netgen
 	else
 	  {
 	    Point<3> pnew;
-
 	    PointBetween (mesh.Point (el[0]),
 			  mesh.Point (el[1]), 0.5,
 			  el.surfnr1, el.surfnr2,

libsrc/meshing/smoothing3.cpp

@@ -922,20 +922,18 @@ double Opti3EdgeMinFunction :: FuncGrad (const Vector & x, Vector & grad) const
 
 
 
-extern double teterrpow;
 double CalcTotalBad (const Mesh::T_POINTS & points, 
 		     const Mesh::T_VOLELEMENTS & elements)
 {
-  int i;
   double sum = 0;
   double elbad;
   
   tets_in_qualclass.SetSize(20);
-  for (i = 1; i <= 20; i++)
+  tets_in_qualclass = 0;
-    tets_in_qualclass.Elem(i) = 0;
 
+  double teterrpow = mparam.opterrpow;
 
-  for (i = 1; i <= elements.Size(); i++)
+  for (int i = 1; i <= elements.Size(); i++)
     {
       elbad = pow (max2(CalcBad (points, elements.Get(i), 0),1e-10),
 		   1/teterrpow);

libsrc/meshing/validate.cpp

@@ -152,7 +152,7 @@ namespace netgen
 
 
   void RepairBisection(Mesh & mesh, Array<ElementIndex> & bad_elements, 
-		       const BitArray & isnewpoint, Refinement & refinement,
+		       const BitArray & isnewpoint, const Refinement & refinement,
 		       const Array<double> & pure_badness, 
 		       double max_worsening, const bool uselocalworsening,
 		       const Array< Array<int,PointIndex::BASE>* > & idmaps)

libsrc/meshing/validate.hpp

@@ -9,7 +9,7 @@ double Validate(const Mesh & mesh, Array<ElementIndex> & bad_elements,
 		const Array<double> & pure_badness, 
 		double max_worsening, const bool uselocalworsening,
 		Array<double> * quality_loss = NULL);
-void RepairBisection(Mesh & mesh, Array<ElementIndex> & bad_elements, const BitArray & isnewpoint, Refinement & refinement,
+void RepairBisection(Mesh & mesh, Array<ElementIndex> & bad_elements, const BitArray & isnewpoint, const Refinement & refinement,
 		     const Array<double> & pure_badness, 
 		     double max_worsening, const bool uselocalworsening,
 		     const Array< Array<int,PointIndex::BASE>* > & idmaps);

libsrc/meshing/zrefine.cpp

@@ -11,16 +11,14 @@ namespace netgen
 			    INDEX_2_HASHTABLE<int> & singedges,
 			    ZRefinementOptions & opt)
   {
-    int i, j;
-
     // edges selected in csg input file
-    for (i = 1; i <= geom.singedges.Size(); i++)
+    for (int i = 1; i <= geom.singedges.Size(); i++)
       {
 	//if(geom.singedges.Get(i)->maxhinit > 0)
 	//  continue; //!!!!
 
 	const SingularEdge & se = *geom.singedges.Get(i);
-	for (j = 1; j <= se.segms.Size(); j++)
+	for (int j = 1; j <= se.segms.Size(); j++)
 	  {
 	    INDEX_2 i2 = se.segms.Get(j);
 	    singedges.Set (i2, 1);
@@ -28,7 +26,7 @@ namespace netgen
       }
 
     // edges interactively selected
-    for (i = 1; i <= mesh.GetNSeg(); i++)
+    for (int i = 1; i <= mesh.GetNSeg(); i++)
       {
 	const Segment & seg = mesh.LineSegment(i);
 	if (seg.singedge_left || seg.singedge_right)
@@ -46,16 +44,14 @@ namespace netgen
   */
   void MakePrismsSingEdge (Mesh & mesh, INDEX_2_HASHTABLE<int> & singedges)
   {
-    int i, j, k;
-
     // volume elements
-    for (i = 1; i <= mesh.GetNE(); i++)
+    for (int i = 1; i <= mesh.GetNE(); i++)
       {
 	Element & el = mesh.VolumeElement(i);
 	if (el.GetType() != TET) continue;
 
-	for (j = 1; j <= 3; j++)
+	for (int j = 1; j <= 3; j++)
-	  for (k = j+1; k <= 4; k++)
+	  for (int k = j+1; k <= 4; k++)
 	    {
 	      INDEX_2 edge(el.PNum(j), el.PNum(k));
 	      edge.Sort();
@@ -80,14 +76,14 @@ namespace netgen
       }
 
     // surface elements
-    for (i = 1; i <= mesh.GetNSE(); i++)
+    for (int i = 1; i <= mesh.GetNSE(); i++)
       {
 	Element2d & el = mesh.SurfaceElement(i);
 	if (el.GetType() != TRIG) continue;
 
-	for (j = 1; j <= 3; j++)
+	for (int j = 1; j <= 3; j++)
 	  {
-	    k = (j % 3) + 1;
+	    int k = (j % 3) + 1;
 	    INDEX_2 edge(el.PNum(j), el.PNum(k));
 	    edge.Sort();
 
@@ -719,9 +715,12 @@ namespace netgen
 
 
 
-  void ZRefinement (Mesh & mesh, const CSGeometry * geom,
+  void ZRefinement (Mesh & mesh, const NetgenGeometry * hgeom,
 		    ZRefinementOptions & opt)
   {
+    const CSGeometry * geom = dynamic_cast<const CSGeometry*> (hgeom);
+    if (!geom) return;
+
     INDEX_2_HASHTABLE<int> singedges(mesh.GetNSeg());
 
     SelectSingularEdges (mesh, *geom, singedges, opt);

libsrc/occ/Makefile.am

@@ -14,8 +14,11 @@ AM_CPPFLAGS = -I$(top_srcdir)/libsrc/include  $(OCCFLAGS)
 
 METASOURCES = AUTO
 
-noinst_LTLIBRARIES = libocc.la
+noinst_LTLIBRARIES = libocc.la liboccvis.la
 
 libocc_la_SOURCES = Partition_Inter2d.cxx Partition_Inter3d.cxx \
 	Partition_Loop.cxx Partition_Loop2d.cxx Partition_Loop3d.cxx Partition_Spliter.cxx \
 	occconstruction.cpp occgenmesh.cpp occgeom.cpp occmeshsurf.cpp
+
+liboccvis_la_SOURCES = occpkg.cpp vsocc.cpp
+

libsrc/occ/occgenmesh.cpp

@@ -1266,9 +1266,8 @@ namespace netgen
 
 
 
-   int OCCGenerateMesh (OCCGeometry & geom, Mesh *& mesh,
+  int OCCGenerateMesh (OCCGeometry & geom, Mesh *& mesh, MeshingParameters & mparam,
-                        int perfstepsstart, int perfstepsend,
+		       int perfstepsstart, int perfstepsend)
-                        char * optstr)
    {
       multithread.percent = 0;
 

libsrc/occ/occgeom.cpp

@@ -1233,6 +1233,38 @@ namespace netgen
    }
 
 
+  void OCCGeometry :: Save (string sfilename) const
+  {
+    const char * filename = sfilename.c_str();
+    if (strlen(filename) < 4) 
+      throw NgException ("illegal filename");
+    
+    if (strcmp (&filename[strlen(filename)-3], "igs") == 0)
+      {
+	IGESControl_Writer writer("millimeters", 1);
+	writer.AddShape (shape);
+	writer.Write (filename);
+      }
+    else if (strcmp (&filename[strlen(filename)-3], "stp") == 0)
+      {
+	STEPControl_Writer writer;
+	writer.Transfer (shape, STEPControl_AsIs);
+	writer.Write (filename);
+      }
+    else if (strcmp (&filename[strlen(filename)-3], "stl") == 0)
+      {
+	StlAPI_Writer writer;
+	writer.ASCIIMode() = Standard_True;
+	writer.Write (shape, filename);
+      }
+    else if (strcmp (&filename[strlen(filename)-4], "stlb") == 0)
+      {
+	StlAPI_Writer writer;
+	writer.ASCIIMode() = Standard_False;
+	writer.Write (shape, filename);
+      }
+  }
+
 
 
   const char * shapesname[] =
@@ -1532,10 +1564,10 @@ namespace netgen
 
 
 
-   int OCCGeometry :: GenerateMesh (Mesh*& mesh,
+  int OCCGeometry :: GenerateMesh (Mesh*& mesh, MeshingParameters & mparam,
-      int perfstepsstart, int perfstepsend, char* optstring)
+      int perfstepsstart, int perfstepsend)
    {
-      return OCCGenerateMesh (*this, mesh, perfstepsstart, perfstepsend, optstring);
+     return OCCGenerateMesh (*this, mesh, mparam, perfstepsstart, perfstepsend);
    }
 
 

libsrc/occ/occgeom.hpp

@@ -203,7 +203,7 @@ namespace netgen
       // the system
       Handle_XCAFDoc_ColorTool face_colours;
 
-      int changed;
+     mutable int changed;
       Array<int> facemeshstatus;
 
       // Philippose - 15/01/2009
@@ -241,6 +241,10 @@ namespace netgen
          vmap.Clear();
       }
 
+
+     virtual void Save (string filename) const;
+
+
       void BuildFMap();
 
       Box<3> GetBoundingBox()
@@ -381,8 +385,8 @@ namespace netgen
 
      void WriteOCC_STL(char * filename);
 
-      virtual int GenerateMesh (Mesh*& mesh,
+     virtual int GenerateMesh (Mesh*& mesh, MeshingParameters & mparam, 
-         int perfstepsstart, int perfstepsend, char* optstring);
+         int perfstepsstart, int perfstepsend);
 
       virtual const Refinement & GetRefinement () const;
    };
@@ -430,8 +434,8 @@ namespace netgen
    // External access to the mesh generation functions within the OCC
    // subsystem (Not sure if this is the best way to implement this....!!)
    extern int OCCGenerateMesh (OCCGeometry & occgeometry, Mesh*& mesh,
-	                            int perfstepsstart, int perfstepsend, 
+			       MeshingParameters & mparam,
-                               char* optstring);
+			       int perfstepsstart, int perfstepsend);
 
   extern void OCCSetLocalMeshSize(OCCGeometry & geom, Mesh & mesh);
 

libsrc/occ/occmeshsurf.cpp

@@ -666,7 +666,7 @@ namespace netgen
 		int surfi, 
 		const PointGeomInfo & gi1, 
 		const PointGeomInfo & gi2,
-		Point<3> & newp, PointGeomInfo & newgi)
+		Point<3> & newp, PointGeomInfo & newgi) const
   {
     Point<3> hnewp;
     hnewp = p1+secpoint*(p2-p1);
@@ -697,7 +697,7 @@ namespace netgen
 		int surfi1, int surfi2, 
 		const EdgePointGeomInfo & ap1, 
 		const EdgePointGeomInfo & ap2,
-		Point<3> & newp, EdgePointGeomInfo & newgi)
+		Point<3> & newp, EdgePointGeomInfo & newgi) const
   {
     double s0, s1;
 
@@ -711,13 +711,13 @@ namespace netgen
   };
 
 
-  void OCCRefinementSurfaces :: ProjectToSurface (Point<3> & p, int surfi)
+  void OCCRefinementSurfaces :: ProjectToSurface (Point<3> & p, int surfi) const
   {
     if (surfi > 0)
       geometry.Project (surfi, p);
   };
 
-  void OCCRefinementSurfaces :: ProjectToSurface (Point<3> & p, int surfi, PointGeomInfo & gi)
+  void OCCRefinementSurfaces :: ProjectToSurface (Point<3> & p, int surfi, PointGeomInfo & gi) const
   {
     if (surfi > 0)
       if (!geometry.FastProject (surfi, p, gi.u, gi.v))

libsrc/occ/occmeshsurf.hpp

@@ -181,17 +181,17 @@ public:
 			     int surfi, 
 			     const PointGeomInfo & gi1, 
 			     const PointGeomInfo & gi2,
-			     Point<3> & newp, PointGeomInfo & newgi);
+			     Point<3> & newp, PointGeomInfo & newgi) const;
 
   virtual void PointBetween (const Point<3> & p1, const Point<3> & p2, double secpoint,
 			     int surfi1, int surfi2, 
 			     const EdgePointGeomInfo & ap1, 
 			     const EdgePointGeomInfo & ap2,
-			     Point<3> & newp, EdgePointGeomInfo & newgi);
+			     Point<3> & newp, EdgePointGeomInfo & newgi) const;
 
-  virtual void ProjectToSurface (Point<3> & p, int surfi);
+  virtual void ProjectToSurface (Point<3> & p, int surfi) const;
 
-  virtual void ProjectToSurface (Point<3> & p, int surfi, PointGeomInfo & gi);
+  virtual void ProjectToSurface (Point<3> & p, int surfi, PointGeomInfo & gi) const;
 };
 
 

libsrc/occ/vsocc.cpp

@@ -0,0 +1,764 @@
+#ifndef NOTCL
+
+#ifdef OCCGEOMETRY
+
+#include <mystdlib.h>
+#include <myadt.hpp>
+#include <meshing.hpp>
+
+#include <occgeom.hpp>
+
+#include "TopoDS_Shape.hxx"
+#include "TopoDS_Vertex.hxx"
+#include "TopExp_Explorer.hxx"
+#include "BRep_Tool.hxx"
+#include "TopoDS.hxx"
+#include "gp_Pnt.hxx"
+#include "Geom_Curve.hxx"
+#include "Poly_Triangulation.hxx"
+#include "Poly_Array1OfTriangle.hxx"
+#include "TColgp_Array1OfPnt2d.hxx"
+#include "Poly_Triangle.hxx"
+#include "Poly_Polygon3D.hxx"
+#include "Poly_PolygonOnTriangulation.hxx"
+
+#include <visual.hpp>
+
+#include "vsocc.hpp"
+
+namespace netgen
+{
+  // extern OCCGeometry * occgeometry;
+
+   /* *********************** Draw OCC Geometry **************** */
+
+   VisualSceneOCCGeometry :: VisualSceneOCCGeometry ()
+   : VisualScene()
+   {
+      trilists.SetSize(0);
+      linelists.SetSize(1);
+
+   }
+
+   VisualSceneOCCGeometry :: ~VisualSceneOCCGeometry ()
+   {
+      ;
+   }
+
+   void VisualSceneOCCGeometry :: DrawScene ()
+   {
+      if ( occgeometry->changed )
+      {
+         BuildScene();
+         occgeometry -> changed = 0;
+      }
+
+      glClearColor(backcolor, backcolor, backcolor, 1.0);
+      glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
+      SetLight();
+
+      glPushMatrix();
+      glMultMatrixf (transformationmat);
+
+      glShadeModel (GL_SMOOTH);
+      glDisable (GL_COLOR_MATERIAL);
+      glPolygonMode (GL_FRONT_AND_BACK, GL_FILL);
+
+      glEnable (GL_BLEND);
+      glBlendFunc (GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
+      
+      //  glEnable (GL_LIGHTING);
+
+      double shine = vispar.shininess;
+      // double transp = vispar.transp;
+
+      glMaterialf (GL_FRONT_AND_BACK, GL_SHININESS, shine);
+      glLogicOp (GL_COPY);
+
+      glEnable (GL_NORMALIZE);
+
+      float mat_col[] = {  0.2f, 0.2f, 0.8f, 1.0f};
+      glMaterialfv (GL_FRONT_AND_BACK, GL_AMBIENT_AND_DIFFUSE, mat_col);
+
+      glPolygonOffset (1, 1);
+      glEnable (GL_POLYGON_OFFSET_FILL);
+
+      // Philippose - 30/01/2009
+      // Added clipping planes to Geometry view
+      SetClippingPlane();
+
+      GLfloat matcoledge[] = {  0, 0, 1, 1};
+      GLfloat matcolhiedge[] = {  1, 0, 0, 1};
+
+      glMaterialfv (GL_FRONT_AND_BACK, GL_AMBIENT_AND_DIFFUSE, matcoledge);
+      glLineWidth (1.0f);
+
+      if (vispar.occshowedges) glCallList (linelists.Get(1));
+      if (vispar.occshowsurfaces) glCallList (trilists.Get(1));
+
+      glMaterialfv (GL_FRONT_AND_BACK, GL_AMBIENT_AND_DIFFUSE, matcolhiedge);
+      glLineWidth (5.0f);
+
+      if (vispar.occshowedges) glCallList (linelists.Get(2));
+
+      for (int i = 1; i <= occgeometry->vmap.Extent(); i++)
+      if (occgeometry->vvispar[i-1].IsHighlighted())
+      {
+         glMaterialfv (GL_FRONT_AND_BACK, GL_AMBIENT_AND_DIFFUSE, matcolhiedge);
+         glLineWidth (5.0f);
+
+         glBegin (GL_LINES);
+
+         gp_Pnt p = BRep_Tool::Pnt(TopoDS::Vertex(occgeometry->vmap(i)));
+         double d = rad/100;
+         glVertex3f (p.X()-d, p.Y(), p.Z());
+         glVertex3f (p.X()+d, p.Y(), p.Z());
+         glVertex3f (p.X(), p.Y()-d, p.Z());
+         glVertex3f (p.X(), p.Y()+d, p.Z());
+         glVertex3f (p.X(), p.Y(), p.Z()-d);
+         glVertex3f (p.X(), p.Y(), p.Z()+d);
+         glEnd();
+      }
+
+      glDisable (GL_POLYGON_OFFSET_FILL);
+
+      glPopMatrix();
+      //  DrawCoordinateCross ();
+      //  DrawNetgenLogo ();
+      glFinish();
+
+      glDisable (GL_POLYGON_OFFSET_FILL);
+   }
+
+   /*
+    void VisualSceneOCCGeometry :: BuildScene (int zoomall)
+    {
+    int i = 0, j, k;
+
+    TopExp_Explorer ex, ex_edge;
+
+    if (vispar.occvisproblemfaces || (occgeometry -> changed != 2))
+    {
+    Box<3> bb = occgeometry -> GetBoundingBox();
+
+    center = bb.Center();
+    rad = bb.Diam() / 2;
+
+
+
+    if (vispar.occvisproblemfaces)
+    {
+    for (i = 1; i <= occgeometry->fmap.Extent(); i++)
+    if (occgeometry->facemeshstatus[i-1] == -1)
+    {
+    GProp_GProps system;
+    BRepGProp::LinearProperties(occgeometry->fmap(i), system);
+    gp_Pnt pnt = system.CentreOfMass();
+    center = Point<3> (pnt.X(), pnt.Y(), pnt.Z());
+    cout << "Setting center to mid of face " << i << " = " << center << endl;
+    }
+    }
+
+
+    CalcTransformationMatrices();
+    }
+
+
+    for (i = 1; i <= linelists.Size(); i++)
+    glDeleteLists (linelists.Elem(i), 1);
+    linelists.SetSize(0);
+
+    linelists.Append (glGenLists (1));
+    glNewList (linelists.Last(), GL_COMPILE);
+
+    i = 0;
+    for (ex_edge.Init(occgeometry -> shape, TopAbs_EDGE);
+    ex_edge.More(); ex_edge.Next())
+    {
+    if (BRep_Tool::Degenerated(TopoDS::Edge(ex_edge.Current()))) continue;
+    i++;
+
+
+    TopoDS_Edge edge = TopoDS::Edge(ex_edge.Current());
+
+    Handle(Poly_PolygonOnTriangulation) aEdgePoly;
+    Handle(Poly_Triangulation) T;
+    TopLoc_Location aEdgeLoc;
+    BRep_Tool::PolygonOnTriangulation(edge, aEdgePoly, T, aEdgeLoc);
+
+    if(aEdgePoly.IsNull())
+    {
+    cout << "cannot visualize edge " << i << endl;
+    continue;
+    }
+
+    glBegin (GL_LINE_STRIP);
+
+    int nbnodes = aEdgePoly -> NbNodes();
+    for (j = 1; j <= nbnodes; j++)
+    {
+    gp_Pnt p = (T -> Nodes())(aEdgePoly->Nodes()(j)).Transformed(aEdgeLoc);
+    glVertex3f (p.X(), p.Y(), p.Z());
+    }
+
+    glEnd ();
+
+
+    }
+
+    glEndList ();
+
+    for (i = 1; i <= trilists.Size(); i++)
+    glDeleteLists (trilists.Elem(i), 1);
+    trilists.SetSize(0);
+
+
+    trilists.Append (glGenLists (1));
+    glNewList (trilists.Last(), GL_COMPILE);
+
+    i = 0;
+
+    TopExp_Explorer exp0, exp1, exp2, exp3;
+    int shapenr = 0;
+    for (exp0.Init(occgeometry -> shape, TopAbs_SOLID); exp0.More(); exp0.Next())
+    {
+    shapenr++;
+
+    if (vispar.occshowvolumenr != 0 &&
+    vispar.occshowvolumenr != shapenr) continue;
+
+    float mat_col[4];
+    mat_col[3] = 1;
+    switch (shapenr)
+    {
+    case 1:
+    mat_col[0] = 0.2;
+    mat_col[1] = 0.2;
+    mat_col[2] = 0.8;
+    break;
+    case 2:
+    mat_col[0] = 0.8;
+    mat_col[1] = 0.2;
+    mat_col[2] = 0.8;
+    break;
+    case 3:
+    mat_col[0] = 0.2;
+    mat_col[1] = 0.8;
+    mat_col[2] = 0.8;
+    break;
+    case 4:
+    mat_col[0] = 0.8;
+    mat_col[1] = 0.2;
+    mat_col[2] = 0.2;
+    break;
+    case 5:
+    mat_col[0] = 0.8;
+    mat_col[1] = 0.8;
+    mat_col[2] = 0.8;
+    break;
+    case 6:
+    mat_col[0] = 0.6;
+    mat_col[1] = 0.6;
+    mat_col[2] = 0.6;
+    break;
+    case 7:
+    mat_col[0] = 0.2;
+    mat_col[1] = 0.8;
+    mat_col[2] = 0.2;
+    break;
+    case 8:
+    mat_col[0] = 0.8;
+    mat_col[1] = 0.8;
+    mat_col[2] = 0.2;
+    break;
+    default:
+    //	  mat_col[0] = 1-(1.0/double(shapenr));
+    //	  mat_col[1] = 0.5;
+    mat_col[0] = 0.5+double((shapenr*shapenr*shapenr*shapenr) % 10)/20.0;
+    mat_col[1] = 0.5+double(int(shapenr*shapenr*shapenr*shapenr*sin(double(shapenr))) % 10)/20.0;
+    mat_col[2] = 0.5+double((shapenr*shapenr*shapenr) % 10)/20.0;
+    }
+
+    glMaterialfv (GL_FRONT_AND_BACK, GL_AMBIENT_AND_DIFFUSE, mat_col);
+
+    for (exp1.Init(exp0.Current(), TopAbs_SHELL); exp1.More(); exp1.Next())
+    for (exp2.Init(exp1.Current().Composed(exp0.Current().Orientation()), TopAbs_FACE); exp2.More(); exp2.Next())
+    {
+    TopoDS_Face face = TopoDS::Face (exp2.Current().Composed(exp1.Current().Orientation()));
+
+    i = occgeometry->fmap.FindIndex(face);
+
+    TopLoc_Location loc;
+    Handle(Geom_Surface) surf = BRep_Tool::Surface (face);
+    BRepAdaptor_Surface sf(face, Standard_False);
+    BRepLProp_SLProps prop(sf, 1, 1e-5);
+    Handle(Poly_Triangulation) triangulation = BRep_Tool::Triangulation (face, loc);
+
+    if (triangulation.IsNull())
+    {
+    cout << "cannot visualize face " << i << endl;
+    continue;
+    }
+
+    if (vispar.occvisproblemfaces)
+    {
+    switch (occgeometry->facemeshstatus[i-1])
+    {
+    case 0:
+    mat_col[0] = 0.2;
+    mat_col[1] = 0.2;
+    mat_col[2] = 0.8;
+    break;
+    case 1:
+    mat_col[0] = 0.2;
+    mat_col[1] = 0.8;
+    mat_col[2] = 0.2;
+    break;
+    case -1:
+    mat_col[0] = 0.8;
+    mat_col[1] = 0.2;
+    mat_col[2] = 0.2;
+    break;
+    }
+    glMaterialfv (GL_FRONT_AND_BACK, GL_AMBIENT_AND_DIFFUSE, mat_col);
+
+    }
+    glBegin (GL_TRIANGLES);
+
+    int ntriangles = triangulation -> NbTriangles();
+    for (j = 1; j <= ntriangles; j++)
+    {
+    Poly_Triangle triangle = (triangulation -> Triangles())(j);
+    for (k = 1; k <= 3; k++)
+    {
+    gp_Pnt2d uv = (triangulation -> UVNodes())(triangle(k));
+    gp_Pnt pnt;
+    gp_Vec du, dv;
+    prop.SetParameters (uv.X(), uv.Y());
+    surf->D0 (uv.X(), uv.Y(), pnt);
+    gp_Vec n;
+
+    if (prop.IsNormalDefined())
+    n = prop.Normal();
+    else
+    n = gp_Vec (0,0,0);
+
+    if (face.Orientation() == TopAbs_REVERSED) n *= -1;
+    glNormal3f (n.X(), n.Y(), n.Z());
+    glVertex3f (pnt.X(), pnt.Y(), pnt.Z());
+    }
+    }
+    glEnd ();
+
+    }
+    }
+
+
+    glEndList ();
+
+    }
+    */
+
+   void VisualSceneOCCGeometry :: BuildScene (int zoomall)
+   {
+     if (occgeometry -> changed == OCCGEOMETRYVISUALIZATIONFULLCHANGE)
+       {
+         occgeometry -> BuildVisualizationMesh (vispar.occdeflection);
+
+         center = occgeometry -> Center();
+         rad = occgeometry -> GetBoundingBox().Diam() / 2;
+
+         if (vispar.occzoomtohighlightedentity)
+         {
+            bool hilite = false;
+            bool hiliteonepoint = false;
+            Bnd_Box bb;
+
+            for (int i = 1; i <= occgeometry->fmap.Extent(); i++)
+            if (occgeometry->fvispar[i-1].IsHighlighted())
+            {
+               hilite = true;
+               BRepBndLib::Add (occgeometry->fmap(i), bb);
+            }
+
+            for (int i = 1; i <= occgeometry->emap.Extent(); i++)
+            if (occgeometry->evispar[i-1].IsHighlighted())
+            {
+               hilite = true;
+               BRepBndLib::Add (occgeometry->emap(i), bb);
+            }
+
+            for (int i = 1; i <= occgeometry->vmap.Extent(); i++)
+            if (occgeometry->vvispar[i-1].IsHighlighted())
+            {
+               hiliteonepoint = true;
+               BRepBndLib::Add (occgeometry->vmap(i), bb);
+            }
+
+            if (hilite || hiliteonepoint)
+            {
+               double x1,y1,z1,x2,y2,z2;
+               bb.Get (x1,y1,z1,x2,y2,z2);
+               Point<3> p1 = Point<3> (x1,y1,z1);
+               Point<3> p2 = Point<3> (x2,y2,z2);
+               Box<3> boundingbox(p1,p2);
+
+               center = boundingbox.Center();
+               if (hiliteonepoint)
+               rad = occgeometry -> GetBoundingBox().Diam() / 100;
+               else
+               rad = boundingbox.Diam() / 2;
+            }
+         }
+
+         CalcTransformationMatrices();
+      }
+
+      // Clear lists
+
+      for (int i = 1; i <= linelists.Size(); i++)
+      glDeleteLists (linelists.Elem(i), 1);
+      linelists.SetSize(0);
+
+      for (int i = 1; i <= trilists.Size(); i++)
+      glDeleteLists (trilists.Elem(i), 1);
+      trilists.SetSize(0);
+
+      // Total wireframe
+
+      linelists.Append (glGenLists (1));
+      glNewList (linelists.Last(), GL_COMPILE);
+
+      for (int i = 1; i <= occgeometry->emap.Extent(); i++)
+      {
+         TopoDS_Edge edge = TopoDS::Edge(occgeometry->emap(i));
+         if (BRep_Tool::Degenerated(edge)) continue;
+         if (occgeometry->evispar[i-1].IsHighlighted()) continue;
+
+         Handle(Poly_PolygonOnTriangulation) aEdgePoly;
+         Handle(Poly_Triangulation) T;
+         TopLoc_Location aEdgeLoc;
+         BRep_Tool::PolygonOnTriangulation(edge, aEdgePoly, T, aEdgeLoc);
+
+         if(aEdgePoly.IsNull())
+         {
+            (*testout) << "visualizing edge " << occgeometry->emap.FindIndex (edge)
+            << " without using the occ visualization triangulation" << endl;
+
+            double s0, s1;
+            Handle(Geom_Curve) c = BRep_Tool::Curve(edge, s0, s1);
+
+            glBegin (GL_LINE_STRIP);
+            for (int i = 0; i<=50; i++)
+            {
+               gp_Pnt p = c->Value (s0 + i*(s1-s0)/50.0);
+               glVertex3f (p.X(),p.Y(),p.Z());
+            }
+            glEnd ();
+
+            continue;
+         }
+
+         int nbnodes = aEdgePoly -> NbNodes();
+         glBegin (GL_LINE_STRIP);
+         for (int j = 1; j <= nbnodes; j++)
+         {
+            gp_Pnt p = (T -> Nodes())(aEdgePoly->Nodes()(j)).Transformed(aEdgeLoc);
+            glVertex3f (p.X(), p.Y(), p.Z());
+         }
+         glEnd ();
+      }
+
+      glEndList ();
+
+      // Highlighted edge list
+
+      linelists.Append (glGenLists (1));
+      glNewList (linelists.Last(), GL_COMPILE);
+
+      for (int i = 1; i <= occgeometry->emap.Extent(); i++)
+      if (occgeometry->evispar[i-1].IsHighlighted())
+      {
+         TopoDS_Edge edge = TopoDS::Edge(occgeometry->emap(i));
+         if (BRep_Tool::Degenerated(edge)) continue;
+
+         Handle(Poly_PolygonOnTriangulation) aEdgePoly;
+         Handle(Poly_Triangulation) T;
+         TopLoc_Location aEdgeLoc;
+         BRep_Tool::PolygonOnTriangulation(edge, aEdgePoly, T, aEdgeLoc);
+
+         if(aEdgePoly.IsNull())
+         {
+            (*testout) << "visualizing edge " << occgeometry->emap.FindIndex (edge)
+            << " without using the occ visualization triangulation" << endl;
+
+            double s0, s1;
+            Handle(Geom_Curve) c = BRep_Tool::Curve(edge, s0, s1);
+
+            glBegin (GL_LINE_STRIP);
+            for (int i = 0; i<=50; i++)
+            {
+               gp_Pnt p = c->Value (s0 + i*(s1-s0)/50.0);
+               glVertex3f (p.X(),p.Y(),p.Z());
+            }
+            glEnd ();
+
+            continue;
+         }
+
+         int nbnodes = aEdgePoly -> NbNodes();
+         glBegin (GL_LINE_STRIP);
+         for (int j = 1; j <= nbnodes; j++)
+         {
+            gp_Pnt p = (T -> Nodes())(aEdgePoly->Nodes()(j)).Transformed(aEdgeLoc);
+            glVertex3f (p.X(), p.Y(), p.Z());
+         }
+         glEnd ();
+      }
+
+      glEndList ();
+
+      // display faces
+
+      trilists.Append (glGenLists (1));
+      glNewList (trilists.Last(), GL_COMPILE);
+
+      for (int i = 1; i <= occgeometry->fmap.Extent(); i++)
+      {
+         if (!occgeometry->fvispar[i-1].IsVisible()) continue;
+
+         glLoadName (i);
+         float mat_col[4];
+         mat_col[3] = 1;
+
+         TopoDS_Face face = TopoDS::Face(occgeometry->fmap(i));
+
+         if (!occgeometry->fvispar[i-1].IsHighlighted())
+         {
+            // Philippose - 30/01/2009
+            // OpenCascade XDE Support
+            Quantity_Color face_colour;
+            // Philippose - 23/02/2009
+            // Check to see if colours have been extracted first!!
+            // Forum bug-fox (Jean-Yves - 23/02/2009)
+            if(!(occgeometry->face_colours.IsNull())
+               && (occgeometry->face_colours->GetColor(face,XCAFDoc_ColorSurf,face_colour)))
+            {
+               mat_col[0] = face_colour.Red();
+               mat_col[1] = face_colour.Green();
+               mat_col[2] = face_colour.Blue();
+            }
+            else
+            {
+               mat_col[0] = 0.0;
+               mat_col[1] = 1.0;
+               mat_col[2] = 0.0;
+            }
+         }
+         else
+         {
+            mat_col[0] = 0.8;
+            mat_col[1] = 0.2;
+            mat_col[2] = 0.2;
+         }
+
+         glMaterialfv (GL_FRONT_AND_BACK, GL_AMBIENT_AND_DIFFUSE, mat_col);
+
+         TopLoc_Location loc;
+         Handle(Geom_Surface) surf = BRep_Tool::Surface (face);
+         BRepAdaptor_Surface sf(face, Standard_False);
+         BRepLProp_SLProps prop(sf, 1, 1e-5);
+         Handle(Poly_Triangulation) triangulation = BRep_Tool::Triangulation (face, loc);
+
+         if (triangulation.IsNull())
+         {
+            cout << "cannot visualize face " << i << endl;
+            occgeometry->fvispar[i-1].SetNotDrawable();
+            continue;
+         }
+
+         gp_Pnt2d uv;
+         gp_Pnt pnt;
+         gp_Vec n;
+
+         glBegin (GL_TRIANGLES);
+
+         int ntriangles = triangulation -> NbTriangles();
+         for (int j = 1; j <= ntriangles; j++)
+         {
+            Poly_Triangle triangle = (triangulation -> Triangles())(j);
+            gp_Pnt p[3];
+            for (int k = 1; k <= 3; k++)
+            p[k-1] = (triangulation -> Nodes())(triangle(k)).Transformed(loc);
+
+            for (int k = 1; k <= 3; k++)
+            {
+               uv = (triangulation -> UVNodes())(triangle(k));
+               prop.SetParameters (uv.X(), uv.Y());
+
+               //	      surf->D0 (uv.X(), uv.Y(), pnt);
+
+               if (prop.IsNormalDefined())
+               n = prop.Normal();
+               else
+               {
+                  (*testout) << "Visualization of face " << i
+                  << ": Normal vector not defined" << endl;
+                  //		  n = gp_Vec (0,0,0);
+                  gp_Vec a(p[0],p[1]);
+                  gp_Vec b(p[0],p[2]);
+                  n = b^a;
+               }
+
+               if (face.Orientation() == TopAbs_REVERSED) n *= -1;
+               glNormal3f (n.X(), n.Y(), n.Z());
+               glVertex3f (p[k-1].X(), p[k-1].Y(), p[k-1].Z());
+            }
+         }
+         glEnd ();
+
+      }
+      glEndList ();
+
+   }
+
+   void SelectFaceInOCCDialogTree (int facenr);
+
+   void VisualSceneOCCGeometry :: MouseDblClick (int px, int py)
+   {
+      int hits;
+
+      // select surface triangle by mouse click
+
+      GLuint selbuf[10000];
+      glSelectBuffer (10000, selbuf);
+
+      glRenderMode (GL_SELECT);
+
+      GLint viewport[4];
+      glGetIntegerv (GL_VIEWPORT, viewport);
+
+      glMatrixMode (GL_PROJECTION);
+      glPushMatrix();
+
+      GLdouble projmat[16];
+      glGetDoublev (GL_PROJECTION_MATRIX, projmat);
+
+      glLoadIdentity();
+      gluPickMatrix (px, viewport[3] - py, 1, 1, viewport);
+      glMultMatrixd (projmat);
+
+      glClearColor(backcolor, backcolor, backcolor, 1.0);
+      glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
+
+      glMatrixMode (GL_MODELVIEW);
+
+      glPushMatrix();
+      glMultMatrixf (transformationmat);
+
+      glInitNames();
+      glPushName (1);
+
+      glPolygonOffset (1, 1);
+      glEnable (GL_POLYGON_OFFSET_FILL);
+
+      glDisable(GL_CLIP_PLANE0);
+
+      // Philippose - 30/01/2009
+      // Enable clipping planes for Selection mode in OCC Geometry
+      if (vispar.clipenable)
+      {
+         Vec<3> n(clipplane[0], clipplane[1], clipplane[2]);
+         double len = Abs(n);
+         double mu = -clipplane[3] / (len*len);
+         Point<3> p (mu * n);
+         n /= len;
+         Vec<3> t1 = n.GetNormal ();
+         Vec<3> t2 = Cross (n, t1);
+
+         double xi1mid = (center - p) * t1;
+         double xi2mid = (center - p) * t2;
+
+         glLoadName (0);
+         glBegin (GL_QUADS);
+         glVertex3dv (p + (xi1mid-rad) * t1 + (xi2mid-rad) * t2);
+         glVertex3dv (p + (xi1mid+rad) * t1 + (xi2mid-rad) * t2);
+         glVertex3dv (p + (xi1mid+rad) * t1 + (xi2mid+rad) * t2);
+         glVertex3dv (p + (xi1mid-rad) * t1 + (xi2mid+rad) * t2);
+         glEnd ();
+      }
+
+      glCallList (trilists.Get(1));
+
+      glDisable (GL_POLYGON_OFFSET_FILL);
+
+      glPopName();
+
+      glMatrixMode (GL_PROJECTION);
+      glPopMatrix();
+
+      glMatrixMode (GL_MODELVIEW);
+      glPopMatrix();
+
+      glFlush();
+
+      hits = glRenderMode (GL_RENDER);
+
+      int minname = 0;
+      GLuint mindepth = 0;
+
+      // find clippingplane
+      GLuint clipdepth = 0; // GLuint(-1);
+
+      for (int i = 0; i < hits; i++)
+      {
+         int curname = selbuf[4*i+3];
+         if (!curname) clipdepth = selbuf[4*i+1];
+      }
+
+      for (int i = 0; i < hits; i++)
+      {
+         int curname = selbuf[4*i+3];
+         GLuint curdepth = selbuf[4*i+1];
+         if (curname && (curdepth> clipdepth) &&
+               (curdepth < mindepth || !minname))
+         {
+            mindepth = curdepth;
+            minname = curname;
+         }
+      }
+
+      occgeometry->LowLightAll();
+
+      if (minname)
+      {
+         occgeometry->fvispar[minname-1].Highlight();
+
+         if (vispar.occzoomtohighlightedentity)
+         occgeometry->changed = OCCGEOMETRYVISUALIZATIONFULLCHANGE;
+         else
+         occgeometry->changed = OCCGEOMETRYVISUALIZATIONHALFCHANGE;
+         cout << "Selected face: " << minname << endl;
+      }
+      else
+      {
+         occgeometry->changed = OCCGEOMETRYVISUALIZATIONHALFCHANGE;
+      }
+
+      glDisable(GL_CLIP_PLANE0);
+
+      SelectFaceInOCCDialogTree (minname);
+
+      // Philippose - 30/01/2009
+      // Set the currently selected face in the array
+      // for local face mesh size definition
+      occgeometry->SetSelectedFace(minname);
+
+      //  selecttimestamp = NextTimeStamp();
+   }
+
+}
+
+#endif
+
+#endif // NOTCL

libsrc/occ/vsocc.hpp

@@ -0,0 +1,33 @@
+#ifndef FILE_VSOCC
+#define FILE_VSOCC
+
+/**************************************************************************/
+/* File:   vsocc.hpp                                                      */
+/* Author: Joachim Schoeberl                                              */
+/* Date:   05. Jan. 2011                                                  */
+/**************************************************************************/
+
+namespace netgen
+{
+
+  class VisualSceneOCCGeometry : public VisualScene
+  {
+    Array<int> trilists;
+    Array<int> linelists;
+    int selsurf;
+    class OCCGeometry * occgeometry;
+  public:
+    VisualSceneOCCGeometry ();
+    virtual ~VisualSceneOCCGeometry ();
+    void SetGeometry (class OCCGeometry * ageom) { occgeometry = ageom; }
+
+    virtual void BuildScene (int zoomall = 0);
+    virtual void DrawScene ();
+    virtual void MouseDblClick (int px, int py);
+  };
+
+
+
+}
+
+#endif

libsrc/stlgeom/Makefile.am

@@ -3,6 +3,13 @@ stltool.hpp stltopology.hpp
 
 AM_CPPFLAGS = -I$(top_srcdir)/libsrc/include
 METASOURCES = AUTO
-noinst_LTLIBRARIES = libstl.la
+
+noinst_LTLIBRARIES = libstl.la libstlvis.la
+
 libstl_la_SOURCES = meshstlsurface.cpp stlgeom.cpp stlgeomchart.cpp \
 	stlgeommesh.cpp stlline.cpp stltool.cpp stltopology.cpp
+
+
+libstlvis_la_SOURCES = stlpkg.cpp vsstl.cpp
+
+

libsrc/stlgeom/meshstlsurface.cpp

@@ -1024,7 +1024,7 @@ PointBetween  (const Point<3> & p1, const Point<3> & p2, double secpoint,
 	       int surfi, 
 	       const PointGeomInfo & gi1, 
 	       const PointGeomInfo & gi2,
-	       Point<3> & newp, PointGeomInfo & newgi)
+	       Point<3> & newp, PointGeomInfo & newgi) const
 {
   newp = p1+secpoint*(p2-p1);
 
@@ -1087,7 +1087,7 @@ PointBetween (const Point<3> & p1, const Point<3> & p2, double secpoint,
 	      int surfi1, int surfi2, 
 	      const EdgePointGeomInfo & gi1, 
 	      const EdgePointGeomInfo & gi2,
-	      Point<3> & newp, EdgePointGeomInfo & newgi)
+	      Point<3> & newp, EdgePointGeomInfo & newgi) const
 {
   /*
   (*testout) << "edge-between: p1 = " << p1 << ", p2 = " << p2
@@ -1113,14 +1113,14 @@ PointBetween (const Point<3> & p1, const Point<3> & p2, double secpoint,
 }
 
 
-void RefinementSTLGeometry :: ProjectToSurface (Point<3> & p, int surfi)
+void RefinementSTLGeometry :: ProjectToSurface (Point<3> & p, int surfi) const
 {
   cout << "RefinementSTLGeometry :: ProjectToSurface not implemented!" << endl;
 };
 
 
 void RefinementSTLGeometry :: ProjectToSurface (Point<3> & p, int surfi,
-						PointGeomInfo & gi)
+						PointGeomInfo & gi) const
 {
   ((STLGeometry&)geom).SelectChartOfTriangle (gi.trignum);
   gi.trignum = geom.Project (p);

libsrc/stlgeom/meshstlsurface.hpp

@@ -103,16 +103,16 @@ public:
 			     int surfi, 
 			     const PointGeomInfo & gi1, 
 			     const PointGeomInfo & gi2,
-			     Point<3> & newp, PointGeomInfo & newgi);
+			     Point<3> & newp, PointGeomInfo & newgi) const;
 
   virtual void PointBetween (const Point<3> & p1, const Point<3> & p2, double secpoint,
 			     int surfi1, int surfi2, 
 			     const EdgePointGeomInfo & ap1, 
 			     const EdgePointGeomInfo & ap2,
-			     Point<3> & newp, EdgePointGeomInfo & newgi);
+			     Point<3> & newp, EdgePointGeomInfo & newgi) const;
 
-  virtual void ProjectToSurface (Point<3> & p, int surfi);
+  virtual void ProjectToSurface (Point<3> & p, int surfi) const;
-  virtual void ProjectToSurface (Point<3> & p, int surfi, PointGeomInfo & gi);
+  virtual void ProjectToSurface (Point<3> & p, int surfi, PointGeomInfo & gi) const;
 };
 
 

libsrc/stlgeom/stlgeom.cpp

@@ -67,16 +67,42 @@ STLGeometry :: ~STLGeometry()
   delete edgedata;
 }
 
-int STLGeometry :: GenerateMesh (Mesh*& mesh,
+void STLGeometry :: Save (string filename) const
-				 int perfstepsstart, int perfstepsend, char* optstring)
 {
-  return STLMeshingDummy (this, mesh, perfstepsstart, perfstepsend, optstring);
+  const char  * cfilename = filename.c_str();
+  if (strlen(cfilename) < 4) 
+    throw NgException ("illegal filename");
+
+  if (strlen(cfilename) > 3 &&
+      strcmp (&cfilename[strlen(cfilename)-3], "stl") == 0)
+    {
+      STLTopology::Save (cfilename);
+    }
+  else if (strlen(cfilename) > 4 &&
+	   strcmp (&cfilename[strlen(cfilename)-4], "stlb") == 0)
+    {
+      SaveBinary (cfilename,"Binary STL Geometry");
+      
+    }
+  else if (strlen(cfilename) > 4 &&
+	   strcmp (&cfilename[strlen(cfilename)-4], "stle") == 0)
+    {
+      SaveSTLE (cfilename);
+    }
+}
+
+
+
+int STLGeometry :: GenerateMesh (Mesh*& mesh, MeshingParameters & mparam,
+				 int perfstepsstart, int perfstepsend)
+{
+  return STLMeshingDummy (this, mesh, mparam, perfstepsstart, perfstepsend);
 }
 
 
 const Refinement & STLGeometry :: GetRefinement () const
 {
-  return * new RefinementSTLGeometry (*this);
+  return RefinementSTLGeometry (*this);
 }
 
 

libsrc/stlgeom/stlgeom.hpp

@@ -172,6 +172,7 @@ namespace netgen
 
     void Clear();
 
+    virtual void Save (string filename) const;
 
 
     void STLInfo(double* data);
@@ -438,8 +439,8 @@ namespace netgen
     friend class MeshingSTLSurface;
 
 
-    virtual int GenerateMesh (Mesh*& mesh,
+    virtual int GenerateMesh (Mesh*& mesh, MeshingParameters & mparam,
-			      int perfstepsstart, int perfstepsend, char* optstring);
+			      int perfstepsstart, int perfstepsend);
     
     virtual const Refinement & GetRefinement () const;
   };
@@ -449,8 +450,8 @@ namespace netgen
 
 
 
-  extern int STLMeshingDummy (STLGeometry* stlgeometry, Mesh*& mesh,
+  extern int STLMeshingDummy (STLGeometry* stlgeometry, Mesh*& mesh, MeshingParameters & mparam,
-			      int perfstepsstart, int perfstepsend, char* optstring);
+			      int perfstepsstart, int perfstepsend);
 
 
 }

libsrc/stlgeom/stlgeommesh.cpp

@@ -1329,9 +1329,8 @@ void STLGeometry :: RestrictHChartDistOneChart(int chartnum, Array<int>& acttrig
 }
 
 
-//void * STLMeshingDummy (void *)
+int STLMeshingDummy (STLGeometry* stlgeometry, Mesh*& mesh, MeshingParameters & mparam,
-int STLMeshingDummy (STLGeometry* stlgeometry, Mesh*& mesh,
+			    int perfstepsstart, int perfstepsend)
-			    int perfstepsstart, int perfstepsend, char* optstring)
 {
   if (perfstepsstart > perfstepsend) return 0;
 
@@ -1433,6 +1432,7 @@ int STLMeshingDummy (STLGeometry* stlgeometry, Mesh*& mesh,
 	      PrintWarning("Surface optimization with meshed volume is dangerous!!!"); 
 	    }
 
+	  /*
 	  if (!optstring || strlen(optstring) == 0)
 	    {
 	      mparam.optimize2d = "smcm";
@@ -1441,6 +1441,7 @@ int STLMeshingDummy (STLGeometry* stlgeometry, Mesh*& mesh,
 	    {
 	      mparam.optimize2d = optstring;
 	    }
+	  */
 
 	  STLSurfaceOptimization (*stlgeometry, *mesh, mparam);
 	  
@@ -1555,6 +1556,7 @@ int STLMeshingDummy (STLGeometry* stlgeometry, Mesh*& mesh,
 	      return 0; 
 	    }
 
+	  /*
 	  if (!optstring || strlen(optstring) == 0)
 	    {
 	      mparam.optimize3d = "cmdmstm";
@@ -1563,7 +1565,7 @@ int STLMeshingDummy (STLGeometry* stlgeometry, Mesh*& mesh,
 	    {
 	      mparam.optimize3d = optstring;
 	    }
-
+	  */
 
 	  OptimizeVolume (mparam, *mesh);
 	  

libsrc/stlgeom/stlpkg.cpp

@@ -0,0 +1,621 @@
+#include <mystdlib.h>
+#include <myadt.hpp>
+#include <linalg.hpp>
+#include <csg.hpp>
+
+#include <meshing.hpp>
+
+
+#include <incvis.hpp>
+#include <visual.hpp>
+
+#include <stlgeom.hpp>
+
+#include "vsstl.hpp"
+
+extern "C" int Ng_STL_Init (Tcl_Interp * interp);
+
+
+
+namespace netgen
+{
+  extern NetgenGeometry * ng_geometry;
+  extern AutoPtr<Mesh> mesh;
+
+  static VisualSceneSTLGeometry vsstlgeom;
+  static VisualSceneSTLMeshing vsstlmeshing;
+
+  char * err_needsstlgeometry = (char*) "This operation needs an STL geometry";
+
+
+
+
+
+  class STLGeometryRegister : public GeometryRegister
+  {
+  public:
+    virtual NetgenGeometry * Load (string filename) const;
+    virtual VisualScene * GetVisualScene (const NetgenGeometry * geom) const;
+    virtual void SetParameters (Tcl_Interp * interp) 
+    {
+      stlparam.yangle =
+	atof (Tcl_GetVar (interp, "::stloptions.yangle", 0));
+      stlparam.contyangle =
+	atof (Tcl_GetVar (interp, "::stloptions.contyangle", 0));
+      stlparam.edgecornerangle =
+	atof (Tcl_GetVar (interp, "::stloptions.edgecornerangle", 0));
+      stlparam.chartangle =
+	atof (Tcl_GetVar (interp, "::stloptions.chartangle", 0));
+      stlparam.outerchartangle =
+	atof (Tcl_GetVar (interp, "::stloptions.outerchartangle", 0));
+
+      stlparam.usesearchtree =
+	atoi (Tcl_GetVar (interp, "::stloptions.usesearchtree", 0));
+
+
+      stlparam.atlasminh =
+	atof (Tcl_GetVar (interp, "::stloptions.atlasminh", 0));
+
+      stlparam.resthsurfcurvfac =
+	atof (Tcl_GetVar (interp, "::stloptions.resthsurfcurvfac", 0));
+      stlparam.resthsurfcurvenable =
+	atoi (Tcl_GetVar (interp, "::stloptions.resthsurfcurvenable", 0));
+
+      stlparam.resthatlasfac =
+	atof (Tcl_GetVar (interp, "::stloptions.resthatlasfac", 0));
+      stlparam.resthatlasenable =
+	atoi (Tcl_GetVar (interp, "::stloptions.resthatlasenable", 0));
+
+      stlparam.resthchartdistfac =
+	atof (Tcl_GetVar (interp, "::stloptions.resthchartdistfac", 0));
+      stlparam.resthchartdistenable =
+	atoi (Tcl_GetVar (interp, "::stloptions.resthchartdistenable", 0));
+
+      stlparam.resthlinelengthfac =
+	atof (Tcl_GetVar (interp, "::stloptions.resthlinelengthfac", 0));
+      stlparam.resthlinelengthenable =
+	atoi (Tcl_GetVar (interp, "::stloptions.resthlinelengthenable", 0));
+
+      stlparam.resthcloseedgefac =
+	atof (Tcl_GetVar (interp, "::stloptions.resthcloseedgefac", 0));
+      stlparam.resthcloseedgeenable =
+	atoi (Tcl_GetVar (interp, "::stloptions.resthcloseedgeenable", 0));
+
+      stlparam.resthedgeanglefac =
+	atof (Tcl_GetVar (interp, "::stloptions.resthedgeanglefac", 0));
+      stlparam.resthedgeangleenable =
+	atoi (Tcl_GetVar (interp, "::stloptions.resthedgeangleenable", 0));
+
+      stlparam.resthsurfmeshcurvfac =
+	atof (Tcl_GetVar (interp, "::stloptions.resthsurfmeshcurvfac", 0));
+      stlparam.resthsurfmeshcurvenable =
+	atoi (Tcl_GetVar (interp, "::stloptions.resthsurfmeshcurvenable", 0));
+
+      stlparam.recalc_h_opt =
+	atoi (Tcl_GetVar (interp, "::stloptions.recalchopt", 0));
+      //  stlparam.Print (cout);      
+    }
+  };
+
+
+
+  int Ng_SetSTLParameters  (ClientData clientData,
+			    Tcl_Interp * interp,
+			    int argc, tcl_const char *argv[])
+  {
+    STLGeometryRegister reg;
+    reg.SetParameters (interp);
+
+    return TCL_OK;
+  }
+
+  
+
+
+
+
+
+
+  int Ng_STLDoctor (ClientData clientData,
+		    Tcl_Interp * interp,
+		    int argc, tcl_const char *argv[])
+  {
+    //cout << "STL doctor" << endl;
+    STLGeometry * stlgeometry = 
+      dynamic_cast<STLGeometry*> (ng_geometry);
+      
+
+    stldoctor.drawmeshededges =
+      atoi (Tcl_GetVar (interp, "::stldoctor.drawmeshededges", 0));
+
+    stldoctor.geom_tol_fact =
+      atof (Tcl_GetVar (interp, "::stldoctor.geom_tol_fact", 0));
+
+
+    stldoctor.useexternaledges =
+      atoi (Tcl_GetVar (interp, "::stldoctor.useexternaledges", 0));
+
+    stldoctor.showfaces =
+      atoi (Tcl_GetVar (interp, "::stldoctor.showfaces", 0));
+
+    stldoctor.conecheck =
+      atoi (Tcl_GetVar (interp, "::stldoctor.conecheck", 0));
+
+    stldoctor.spiralcheck =
+      atoi (Tcl_GetVar (interp, "::stldoctor.spiralcheck", 0));
+
+    stldoctor.selectwithmouse =
+      atoi (Tcl_GetVar (interp, "::stldoctor.selectwithmouse", 0));
+
+    stldoctor.showedgecornerpoints =
+      atoi (Tcl_GetVar (interp, "::stldoctor.showedgecornerpoints", 0));
+
+    stldoctor.showmarkedtrigs =
+      atoi (Tcl_GetVar (interp, "::stldoctor.showmarkedtrigs", 0));
+
+    stldoctor.showtouchedtrigchart =
+      atoi (Tcl_GetVar (interp, "::stldoctor.showtouchedtrigchart", 0));
+
+    //cout << "smt=" << stldoctor.showmarkedtrigs << endl;
+
+    stldoctor.dirtytrigfact =
+      atof (Tcl_GetVar (interp, "::stldoctor.dirtytrigfact", 0));
+
+    stldoctor.smoothnormalsweight =
+      atof (Tcl_GetVar (interp, "::stldoctor.smoothnormalsweight", 0));
+
+    stldoctor.smoothangle =
+      atof (Tcl_GetVar (interp, "::stldoctor.smoothangle", 0));
+
+    stldoctor.selectmode =
+      atoi (Tcl_GetVar (interp, "::stldoctor.selectmode", 0));
+
+    stldoctor.edgeselectmode =
+      atoi (Tcl_GetVar (interp, "::stldoctor.edgeselectmode", 0));
+
+    stldoctor.longlinefact =
+      atoi (Tcl_GetVar (interp, "::stldoctor.longlinefact", 0));
+
+    stldoctor.showexcluded =
+      atoi (Tcl_GetVar (interp, "::stldoctor.showexcluded", 0));
+
+
+
+    if (!stldoctor.selectwithmouse)
+      {
+	stldoctor.selecttrig =
+	  atoi (Tcl_GetVar (interp, "::stldoctor.selecttrig", 0));
+
+	stldoctor.nodeofseltrig =
+	  atoi (Tcl_GetVar (interp, "::stldoctor.nodeofseltrig", 0));
+      }
+
+    stldoctor.showvicinity =
+      atoi (Tcl_GetVar (interp, "::stldoctor.showvicinity", 0));
+
+    stldoctor.vicinity =
+      atoi (Tcl_GetVar (interp, "::stldoctor.vicinity", 0));
+
+
+    if (argc >= 2)
+      {
+	if (!stlgeometry)
+	  {
+	    Tcl_SetResult (interp, err_needsstlgeometry, TCL_STATIC);
+	    return TCL_ERROR;
+	  }
+
+	if (strcmp (argv[1], "destroy0trigs") == 0)
+	  {
+	    stlgeometry->DestroyDirtyTrigs();
+	  }
+	else if (strcmp (argv[1], "movepointtomiddle") == 0)
+	  {
+	    stlgeometry->MoveSelectedPointToMiddle();
+	  }
+	else if (strcmp (argv[1], "calcnormals") == 0)
+	  {
+	    stlgeometry->CalcNormalsFromGeometry();
+	  }
+	else if (strcmp (argv[1], "showchartnum") == 0)
+	  {
+	    stlgeometry->ShowSelectedTrigChartnum();
+	  }
+	else if (strcmp (argv[1], "showcoords") == 0)
+	  {
+	    stlgeometry->ShowSelectedTrigCoords();
+	  }
+	else if (strcmp (argv[1], "loadmarkedtrigs") == 0)
+	  {
+	    stlgeometry->LoadMarkedTrigs();
+	  }
+	else if (strcmp (argv[1], "savemarkedtrigs") == 0)
+	  {
+	    stlgeometry->SaveMarkedTrigs();
+	  }
+	else if (strcmp (argv[1], "neighbourangles") == 0)
+	  {
+	    stlgeometry->NeighbourAnglesOfSelectedTrig();
+	  }
+	else if (strcmp (argv[1], "vicinity") == 0)
+	  {
+	    stlgeometry->CalcVicinity(stldoctor.selecttrig);
+	  }
+	else if (strcmp (argv[1], "markdirtytrigs") == 0)
+	  {
+	    stlgeometry->MarkDirtyTrigs();
+	  }
+	else if (strcmp (argv[1], "smoothdirtytrigs") == 0)
+	  {
+	    stlgeometry->SmoothDirtyTrigs();
+	  }
+	else if (strcmp (argv[1], "smoothrevertedtrigs") == 0)
+	  {
+	    stlgeometry->GeomSmoothRevertedTrigs();
+	  }
+	else if (strcmp (argv[1], "invertselectedtrig") == 0)
+	  {
+	    stlgeometry->InvertTrig(stlgeometry->GetSelectTrig());
+	  }
+	else if (strcmp (argv[1], "deleteselectedtrig") == 0)
+	  {
+	    stlgeometry->DeleteTrig(stlgeometry->GetSelectTrig());
+	  }
+	else if (strcmp (argv[1], "smoothgeometry") == 0)
+	  {
+	    stlgeometry->SmoothGeometry();
+	  }
+	else if (strcmp (argv[1], "orientafterselectedtrig") == 0)
+	  {
+	    stlgeometry->OrientAfterTrig(stlgeometry->GetSelectTrig());
+	  }
+	else if (strcmp (argv[1], "marktoperrortrigs") == 0)
+	  {
+	    stlgeometry->MarkTopErrorTrigs();
+	  }
+	else if (strcmp (argv[1], "exportedges") == 0)
+	  {
+	    stlgeometry->ExportEdges();
+	  }
+	else if (strcmp (argv[1], "importedges") == 0)
+	  {
+	    stlgeometry->ImportEdges();
+	  }
+	else if (strcmp (argv[1], "importexternaledges") == 0)
+	  {
+	    stlgeometry->ImportExternalEdges(argv[2]);
+	  }
+	else if (strcmp (argv[1], "loadedgedata") == 0)
+	  {
+	    if (argc >= 3)
+	      {
+		stlgeometry->LoadEdgeData(argv[2]);
+	      }
+	  }
+	else if (strcmp (argv[1], "saveedgedata") == 0)
+	  {
+	    if (argc >= 3)
+	      {
+		stlgeometry->SaveEdgeData(argv[2]);
+	      }
+	  }
+
+	else if (strcmp (argv[1], "buildexternaledges") == 0)
+	  {
+	    stlgeometry->BuildExternalEdgesFromEdges();
+	  }
+	else if (strcmp (argv[1], "smoothnormals") == 0)
+	  {
+	    stlgeometry->SmoothNormals();
+	  }
+	else if (strcmp (argv[1], "marknonsmoothnormals") == 0)
+	  {
+	    stlgeometry->MarkNonSmoothNormals();
+	  }
+	else if (strcmp (argv[1], "addexternaledge") == 0)
+	  {
+	    stlgeometry->AddExternalEdgeAtSelected();
+	  }
+	else if (strcmp (argv[1], "addgeomline") == 0)
+	  {
+	    stlgeometry->AddExternalEdgesFromGeomLine();
+	  }
+	else if (strcmp (argv[1], "addlonglines") == 0)
+	  {
+	    stlgeometry->AddLongLinesToExternalEdges();
+	  }
+	else if (strcmp (argv[1], "addclosedlines") == 0)
+	  {
+	    stlgeometry->AddClosedLinesToExternalEdges();
+	  }
+	else if (strcmp (argv[1], "addnotsinglelines") == 0)
+	  {
+	    stlgeometry->AddAllNotSingleLinesToExternalEdges();
+	  }
+	else if (strcmp (argv[1], "deletedirtyexternaledges") == 0)
+	  {
+	    stlgeometry->DeleteDirtyExternalEdges();
+	  }
+	else if (strcmp (argv[1], "deleteexternaledge") == 0)
+	  {
+	    stlgeometry->DeleteExternalEdgeAtSelected();
+	  }
+	else if (strcmp (argv[1], "deletevicexternaledge") == 0)
+	  {
+	    stlgeometry->DeleteExternalEdgeInVicinity();
+	  }
+
+	else if (strcmp (argv[1], "addlonglines") == 0)
+	  {
+	    stlgeometry->STLDoctorLongLinesToCandidates();
+	  }
+	else if (strcmp (argv[1], "deletedirtyedges") == 0)
+	  {
+	    stlgeometry->STLDoctorDirtyEdgesToCandidates();
+	  }
+	else if (strcmp (argv[1], "undoedgechange") == 0)
+	  {
+	    stlgeometry->UndoEdgeChange();
+	  }
+	else if (strcmp (argv[1], "buildedges") == 0)
+	  {
+	    stlgeometry->STLDoctorBuildEdges();
+	  }
+	else if (strcmp (argv[1], "confirmedge") == 0)
+	  {
+	    stlgeometry->STLDoctorConfirmEdge();
+	  }
+	else if (strcmp (argv[1], "candidateedge") == 0)
+	  {
+	    stlgeometry->STLDoctorCandidateEdge();
+	  }
+	else if (strcmp (argv[1], "excludeedge") == 0)
+	  {
+	    stlgeometry->STLDoctorExcludeEdge();
+	  }
+	else if (strcmp (argv[1], "undefinededge") == 0)
+	  {
+	    stlgeometry->STLDoctorUndefinedEdge();
+	  }
+	else if (strcmp (argv[1], "setallundefinededges") == 0)
+	  {
+	    stlgeometry->STLDoctorSetAllUndefinedEdges();
+	  }
+	else if (strcmp (argv[1], "erasecandidateedges") == 0)
+	  {
+	    stlgeometry->STLDoctorEraseCandidateEdges();
+	  }
+	else if (strcmp (argv[1], "confirmcandidateedges") == 0)
+	  {
+	    stlgeometry->STLDoctorConfirmCandidateEdges();
+	  }
+	else if (strcmp (argv[1], "confirmedtocandidateedges") == 0)
+	  {
+	    stlgeometry->STLDoctorConfirmedToCandidateEdges();
+	  }
+      }
+
+    return TCL_OK;
+  }
+
+
+
+
+
+
+
+
+
+  NetgenGeometry *  STLGeometryRegister :: Load (string filename) const
+  {
+    const char * cfilename = filename.c_str();
+
+    if (strcmp (&cfilename[strlen(cfilename)-3], "stl") == 0)
+      {
+	PrintMessage (1, "Load STL geometry file ", cfilename);
+
+	ifstream infile(cfilename);
+
+	STLGeometry * hgeom = STLGeometry :: Load (infile);
+	hgeom -> edgesfound = 0;
+	return hgeom;
+      }
+    else if (strcmp (&cfilename[strlen(cfilename)-4], "stlb") == 0)
+      {
+	PrintMessage (1, "Load STL binary geometry file ", cfilename);
+
+	ifstream infile(cfilename);
+
+	STLGeometry * hgeom = STLGeometry :: LoadBinary (infile);
+	hgeom -> edgesfound = 0;
+	return hgeom;
+      }
+    else if (strcmp (&cfilename[strlen(cfilename)-3], "nao") == 0)
+      {
+	PrintMessage (1, "Load naomi (F. Kickinger) geometry file ", cfilename);
+
+	ifstream infile(cfilename);
+
+	STLGeometry * hgeom = STLGeometry :: LoadNaomi (infile);
+	hgeom -> edgesfound = 0;
+	return hgeom;
+      }
+
+    
+    return NULL;
+  }
+
+
+
+
+
+
+
+
+
+  int Ng_STLInfo  (ClientData clientData,
+		   Tcl_Interp * interp,
+		   int argc, tcl_const char *argv[])
+  {
+    double data[10];
+    static char buf[20];
+
+    STLGeometry * stlgeometry = dynamic_cast<STLGeometry*> (ng_geometry);
+
+    if (!stlgeometry)
+      {
+	Tcl_SetResult (interp, err_needsstlgeometry, TCL_STATIC);
+	return TCL_ERROR;
+      }
+
+
+
+    if (stlgeometry)
+      {
+	stlgeometry->STLInfo(data);
+	//      cout << "NT=" << data[0] << endl;
+
+	if (argc == 2)
+	  {
+	    if (strcmp (argv[1], "status") == 0)
+	      {
+		switch (stlgeometry->GetStatus())
+		  {
+		  case STLGeometry::STL_GOOD:
+		    strcpy (buf, "GOOD"); break;
+		  case STLGeometry::STL_WARNING:
+		    strcpy (buf, "WARNING"); break;
+		  case STLGeometry::STL_ERROR:
+		    strcpy (buf, "ERROR"); break;
+		  }
+		Tcl_SetResult (interp, buf, TCL_STATIC);
+		return TCL_OK;
+	      }
+	    if (strcmp (argv[1], "statustext") == 0)
+	      {
+		Tcl_SetResult (interp, (char*)stlgeometry->GetStatusText().c_str(), TCL_STATIC);
+		return TCL_OK;
+	      }
+	    if (strcmp (argv[1], "topology_ok") == 0)
+	      {
+		sprintf (buf, "%d", stlgeometry->Topology_Ok());
+		Tcl_SetResult (interp, buf, TCL_STATIC);
+	      }
+	    if (strcmp (argv[1], "orientation_ok") == 0)
+	      {
+		sprintf (buf, "%d", stlgeometry->Orientation_Ok());
+		Tcl_SetResult (interp, buf, TCL_STATIC);
+	      }
+	  }
+      }
+    else
+      {
+	data[0] = 0;
+	data[1] = 0;
+	data[2] = 0;
+	data[3] = 0;
+	data[4] = 0;
+	data[5] = 0;
+	data[6] = 0;
+	data[7] = 0;
+      }
+
+
+
+
+    sprintf (buf, "%i", (int)data[0]);
+    Tcl_SetVar (interp, argv[1], buf, 0);
+
+    sprintf (buf, "%5.3g", data[1]);
+    Tcl_SetVar (interp, argv[2], buf, 0);
+    sprintf (buf, "%5.3g", data[2]);
+    Tcl_SetVar (interp, argv[3], buf, 0);
+    sprintf (buf, "%5.3g", data[3]);
+    Tcl_SetVar (interp, argv[4], buf, 0);
+
+    sprintf (buf, "%5.3g", data[4]);
+    Tcl_SetVar (interp, argv[5], buf, 0);
+    sprintf (buf, "%5.3g", data[5]);
+    Tcl_SetVar (interp, argv[6], buf, 0);
+    sprintf (buf, "%5.3g", data[6]);
+    Tcl_SetVar (interp, argv[7], buf, 0);
+
+    sprintf (buf, "%i", (int)data[7]);
+    Tcl_SetVar (interp, argv[8], buf, 0);
+
+    return TCL_OK;
+  }
+
+
+
+  extern int Ng_SetMeshingParameters  (ClientData clientData,
+				       Tcl_Interp * interp,
+				       int argc, tcl_const char *argv[]);
+
+  int Ng_STLCalcLocalH  (ClientData clientData,    
+			 Tcl_Interp * interp,
+			 int argc, tcl_const char *argv[])
+  {
+    for (int i = 0; i < geometryregister.Size(); i++)
+      geometryregister[i] -> SetParameters (interp);
+
+
+    Ng_SetMeshingParameters (clientData, interp, argc, argv);
+
+    STLGeometry * stlgeometry = dynamic_cast<STLGeometry*> (ng_geometry);
+    if (mesh.Ptr() && stlgeometry)
+      {
+	mesh -> SetLocalH (stlgeometry->GetBoundingBox().PMin() - Vec3d(10, 10, 10),
+			   stlgeometry->GetBoundingBox().PMax() + Vec3d(10, 10, 10),
+			   mparam.grading);
+	stlgeometry -> RestrictLocalH(*mesh, mparam.maxh);
+
+	if (stlparam.resthsurfmeshcurvenable)
+	  mesh -> CalcLocalHFromSurfaceCurvature (stlparam.resthsurfmeshcurvfac);
+      }
+
+    return TCL_OK;
+  }
+
+
+
+
+  VisualScene * STLGeometryRegister :: GetVisualScene (const NetgenGeometry * geom) const
+  {
+    STLGeometry * geometry = dynamic_cast<STLGeometry*> (ng_geometry);
+    if (geometry)
+      {
+	vsstlmeshing.SetGeometry (geometry);
+	return &vsstlmeshing;
+      }
+    return NULL;
+  }
+}
+
+
+using namespace netgen;
+
+extern "C" int Ng_STL_Init (Tcl_Interp * interp);
+int Ng_STL_Init (Tcl_Interp * interp)
+{
+  geometryregister.Append (new STLGeometryRegister);
+
+  Tcl_CreateCommand (interp, "Ng_SetSTLParameters", Ng_SetSTLParameters,
+		     (ClientData)NULL,
+		     (Tcl_CmdDeleteProc*) NULL);
+  
+  Tcl_CreateCommand (interp, "Ng_STLDoctor", Ng_STLDoctor,
+		     (ClientData)NULL,
+		     (Tcl_CmdDeleteProc*) NULL);
+
+  Tcl_CreateCommand (interp, "Ng_STLInfo", Ng_STLInfo,
+		     (ClientData)NULL,
+		     (Tcl_CmdDeleteProc*) NULL);
+  
+  Tcl_CreateCommand (interp, "Ng_STLCalcLocalH", Ng_STLCalcLocalH,
+		     (ClientData)NULL,
+		     (Tcl_CmdDeleteProc*) NULL);
+
+  
+  return TCL_OK;
+}

libsrc/stlgeom/stltopology.cpp

@@ -87,7 +87,7 @@ STLGeometry *  STLTopology :: LoadBinary (istream & ist)
 }
 
 
-void STLTopology :: SaveBinary (const char* filename, const char* aname)
+void STLTopology :: SaveBinary (const char* filename, const char* aname) const
 {
   ofstream ost(filename);
   PrintFnStart("Write STL binary file '",filename,"'");
@@ -146,7 +146,7 @@ void STLTopology :: SaveBinary (const char* filename, const char* aname)
 }
 
 
-void STLTopology :: SaveSTLE (const char* filename)
+void STLTopology :: SaveSTLE (const char* filename) const
 {
   ofstream outf (filename);
   int i, j;
@@ -263,7 +263,7 @@ STLGeometry *  STLTopology :: LoadNaomi (istream & ist)
   return geom;
 }
 
-void STLTopology :: Save (const char* filename)
+void STLTopology :: Save (const char* filename) const
 { 
   PrintFnStart("Write stl-file '",filename, "'");
 

libsrc/stlgeom/stltopology.hpp

@@ -276,9 +276,9 @@ public:
   static STLGeometry * Load (istream & ist);
   static STLGeometry * LoadBinary (istream & ist);
 
-  void Save (const char* filename);
+  void Save (const char* filename) const;
-  void SaveBinary (const char* filename, const char* aname);
+  void SaveBinary (const char* filename, const char* aname) const;
-  void SaveSTLE (const char * filename); // stores trigs and edges
+  void SaveSTLE (const char * filename) const; // stores trigs and edges
   
   virtual void InitSTLGeometry (const Array<STLReadTriangle> & readtrigs);
 

libsrc/stlgeom/vsstl.hpp

@@ -0,0 +1,53 @@
+#ifndef FILE_VSSTL
+#define FILE_VSSTL
+
+/**************************************************************************/
+/* File:   vsstl.hpp                                                      */
+/* Author: Joachim Schoeberl                                              */
+/* Date:   05. Jan. 2011                                                  */
+/**************************************************************************/
+
+namespace netgen
+{
+
+ class VisualSceneSTLGeometry : public VisualScene
+  {
+    Array<int> trilists;
+    class STLGeometry * stlgeometry;
+
+  public:
+    VisualSceneSTLGeometry ();
+    virtual ~VisualSceneSTLGeometry ();
+    void SetGeometry (class STLGeometry * astlgeometry) { stlgeometry = astlgeometry; }
+
+    virtual void BuildScene (int zoomall = 0);
+    virtual void DrawScene ();
+  };
+
+
+  class VisualSceneSTLMeshing : public VisualScene
+  {
+    Array<int> trilists;
+    int selecttrig, nodeofseltrig;
+    class STLGeometry * stlgeometry;
+
+  public:
+    VisualSceneSTLMeshing ();
+    virtual ~VisualSceneSTLMeshing ();
+
+    void SetGeometry (class STLGeometry * astlgeometry) { stlgeometry = astlgeometry; }
+
+    virtual void BuildScene (int zoomall = 0);
+    virtual void DrawScene ();
+    virtual void MouseDblClick (int px, int py);
+
+    int seltria;
+  };
+
+
+
+}
+
+
+
+#endif

libsrc/visualization/Makefile.am

@@ -6,6 +6,6 @@ include_HEADERS = soldata.hpp
 AM_CPPFLAGS =  $(MPI_INCLUDES) -I$(top_srcdir)/libsrc/include  -DOPENGL -D$(TOGL_WINDOWINGSYSTEM) $(OCCFLAGS)    $(TCL_INCLUDES)
 METASOURCES = AUTO
 noinst_LIBRARIES = libvisual.a
-libvisual_a_SOURCES = meshdoc.cpp mvdraw.cpp stlmeshing.cpp vscsg.cpp \
+libvisual_a_SOURCES = meshdoc.cpp mvdraw.cpp \
-	vsfieldlines.cpp vsmesh.cpp vsocc.cpp vssolution.cpp importsolution.cpp
+	vsfieldlines.cpp vsmesh.cpp vssolution.cpp importsolution.cpp
 AM_CXXFLAGS = -DOPENGL

libsrc/visualization/mvdraw.cpp

@@ -1,16 +1,12 @@
 #include <mystdlib.h>
 #include <myadt.hpp>
 #include <meshing.hpp>
-#include <csg.hpp>
-#include <geometry2d.hpp>
-#include <stlgeom.hpp>
 
 #include <visual.hpp>
 // #include <parallel.hpp>
 
 
 
-
 #ifndef WIN32
 #define GLX_GLXEXT_LEGACY
 
@@ -83,17 +79,11 @@ namespace netgen
   double dist = 0;
   // double dist = 6;
   // vorher: pnear = 2;
-  double pnear = 0.1;
+  // double pnear = 0.1;
-  double pfar = 10;
+  // double pfar = 10;
 
 
 
-  extern STLGeometry * stlgeometry;
-  extern AutoPtr<SplineGeometry2d> geometry2d;
-  extern AutoPtr<Mesh> mesh;
-  extern Array<SpecialPoint> specpoints;
-  extern Array<Box<3> > boxes;
-
   VisualScene :: VisualScene ()
   {
     changeval = -1;
@@ -107,6 +97,7 @@ namespace netgen
   }
 
 
+  extern void Render();
   void Render ()
   {
     multithread.redraw = 1;
@@ -469,79 +460,6 @@ namespace netgen
   }
 
 
-  /*
-  void VisualScene :: CreateTexture (int ncols, int linear, int typ)
-  {
-
-    static const double colp[][3] =
-      {
-	{ 1, 0, 0 },
-	{ 1, 1, 0 },
-	{ 0, 1, 0 },
-	{ 0, 1, 1 },
-	{ 0, 0, 1 },
-      };
-  
-
-
-    if (ntexcols != 1024)
-      {
-	ntexcols = 1024;
-	
-	// glPixelStorei (GL_UNPACK_ALIGNMENT, 1);
-	glGenTextures (1, &coltexname);
-	glBindTexture (GL_TEXTURE_1D, coltexname);
-	glTexParameteri (GL_TEXTURE_1D, GL_TEXTURE_WRAP_S, GL_CLAMP);
-	glTexParameteri (GL_TEXTURE_1D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
-	glTexParameteri (GL_TEXTURE_1D, GL_TEXTURE_MIN_FILTER, GL_NEAREST_MIPMAP_NEAREST);
-	
-	for (int level = 0; level <= 11; level++)
-	  {
-	    ncols = 2048 >> level;
-	    cout << "ncols = " << ncols << endl;
-
-	    colortexture = new GLubyte[4*ncols+12];
-
-	    for (int i = 0; i < ncols; i++)
-	      {
-		double value = 4.0 * i / (ncols-1);
-		
-		int iv = int(value);
-		double r = value - iv;
-		
-		GLdouble col[3];
-		for (int j = 0; j < 3; j++)
-		  col[j] = (1-r) * colp[iv][j] + r * colp[iv+1][j];
-		
-		colortexture[4*i] = GLubyte (255 * col[0]);
-		colortexture[4*i+1] = GLubyte (255 * col[1]);
-		colortexture[4*i+2] = GLubyte (255 * col[2]);
-		colortexture[4*i+3] = GLubyte(255);
-		
-		if (ncols > 20)
-		  if ( i % (ncols / 10) == 0)
-		    {
-		      colortexture[4*i] = GLubyte (0);
-		      colortexture[4*i+1] = GLubyte (0);
-		      colortexture[4*i+2] = GLubyte (0);
-		      colortexture[4*i+4] = GLubyte (0);
-		      colortexture[4*i+5] = GLubyte (0);
-		      colortexture[4*i+6] = GLubyte (0);
-		    }
-	      }
-	    
-	    glTexImage1D (GL_TEXTURE_1D, level, 4, ncols, 0, GL_RGBA, GL_UNSIGNED_BYTE, colortexture);
-	  }
-      }
-    
-    glTexEnvf (GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, typ);  // DECAL or MODULATE
-    glBindTexture (GL_TEXTURE_1D, coltexname);
-  }
-  */
-
-
-
-
 
   void VisualScene :: CreateTexture (int ncols, int linear, int typ)
   {
@@ -624,92 +542,6 @@ namespace netgen
 
 
 
-
-  /*
-  void VisualScene :: CreateTexture (int ncols, int linear, int typ)
-  {
-    if (ncols < 2) ncols = 2;
-
-    if (linear) ncols = 32;
-    else   ncols = 8;
-
-    if (ntexcols != ncols) 
-      {
-	if (colortexture) 
-	  {
-	    glDeleteTextures (1, &coltexname);
-	    delete colortexture;
-	  }
-      
-	ntexcols = ncols;
-      
-	colortexture = new GLubyte[4*ncols+12];
-
-	const double colp[][3] =
-	  {
-	    { 1, 0, 0 },
-	    { 1, 1, 0 },
-	    { 0, 1, 0 },
-	    { 0, 1, 1 },
-	    { 0, 0, 1 },
-	  };
-  
-	for (int i = 0; i < ncols; i++)
-	  {
-	    double value = 4.0 * i / (ncols-1);
-
-	    int iv = int(value);
-	    double r = value - iv;
-
-	    GLdouble col[3];
-	    for (int j = 0; j < 3; j++)
-	      col[j] = (1-r) * colp[iv][j] + r * colp[iv+1][j];
-	  
-	    colortexture[4*i+4] = GLubyte (255 * col[0]);
-	    colortexture[4*i+5] = GLubyte (255 * col[1]);
-	    colortexture[4*i+6] = GLubyte (255 * col[2]);
-	    colortexture[4*i+7] = GLubyte(255);
-	  }
-	for (int j = 0; j < 4; j++)
-	  {
-	    colortexture[j] = colortexture[4+j];
-	    colortexture[ncols*4+4+j] = colortexture[ncols*4+j];
-	  }
-
-	//      glPixelStorei (GL_UNPACK_ALIGNMENT, 1);
-
-	glGenTextures (1, &coltexname);
-	glBindTexture (GL_TEXTURE_1D, coltexname);
-
-	glTexParameteri (GL_TEXTURE_1D, GL_TEXTURE_WRAP_S, GL_CLAMP);
-	glTexParameteri (GL_TEXTURE_1D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
-	glTexParameteri (GL_TEXTURE_1D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
-
-	glTexImage1D (GL_TEXTURE_1D, 0, 4, ncols, 0, GL_RGBA, GL_UNSIGNED_BYTE, colortexture+4);
-	int bcol[] = { 0, 0, -1, -1 };
-	glTexParameteriv (GL_TEXTURE_1D, GL_TEXTURE_BORDER_COLOR, bcol);
-      }
-
-    glTexEnvf (GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, typ);  // DECAL or MODULATE
-
-    glBindTexture (GL_TEXTURE_1D, coltexname);
-    if (linear)
-      {
-	glTexParameteri (GL_TEXTURE_1D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
-	glTexParameteri (GL_TEXTURE_1D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
-      }
-    else
-      {
-	glTexParameteri (GL_TEXTURE_1D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
-	glTexParameteri (GL_TEXTURE_1D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
-      }
-  }
-  */
-
-
-
-
-
   void VisualScene :: DrawColorBar (double minval, double maxval, int logscale, bool linear)
   {
     if (!vispar.drawcolorbar) return;
@@ -979,499 +811,8 @@ namespace netgen
 
 
 
-  /* *********************** Draw 2D Geometry **************** */
 
 
-  VisualSceneGeometry2d :: VisualSceneGeometry2d ()
-    : VisualScene()
-  {
-    ;
-  }
 
-  VisualSceneGeometry2d :: ~VisualSceneGeometry2d ()
-  {
-    ;
-  }
-
-
-
-  void VisualSceneGeometry2d :: DrawScene ()
-  {
-    if (changeval != geometry2d->GetSplines().Size())
-      BuildScene();
-    changeval = geometry2d->GetSplines().Size();
-
-  
-    glClearColor(backcolor, backcolor, backcolor, 1.0);
-    glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
-
-    SetLight();
-
-    //  glEnable (GL_LIGHT0);
-    glDisable (GL_LIGHTING);
-    glPushMatrix();
-    glMultMatrixf (transformationmat);
-
-    //  SetClippingPlane ();
-
-    glShadeModel (GL_SMOOTH);
-    glEnable (GL_COLOR_MATERIAL);
-    glPolygonMode (GL_FRONT_AND_BACK, GL_LINE);
-  
-    //  float mat_col[] = { 0, 0, 1, 1 };
-    //  glMaterialfv (GL_FRONT_AND_BACK, GL_AMBIENT_AND_DIFFUSE, mat_col);
-    glColor3f (0, 0, 1);
-  
-
-    Array<Point<2> > points, otherpoints;
-
-    for (int i = 1; i <= geometry2d->GetSplines().Size(); i++)
-      {
-	geometry2d->GetSplines().Get(i)->GetPoints (20, points);
-      
-	glBegin (GL_LINE_STRIP);
-	for (int j = 0; j < points.Size(); j++)
-	  glVertex3f (points[j](0), points[j](1), 0);
-	glEnd(); 
-      }
-
-    glColor3f (1, 0, 0);
-
-    for (int i = 1; i <= geometry2d->GetSplines().Size(); i++)
-      {
-	int other = geometry2d->GetSplines().Get(i)->copyfrom;
-	if (other != -1)
-	  {
-	    geometry2d->GetSplines().Get(i)->GetPoints (6, points);
-	    geometry2d->GetSplines().Get(other)->GetPoints (6, otherpoints);
-	    glBegin (GL_LINES);
-	    for (int j = 1; j < 5; j++)
-	      {
-		glVertex3f (points[j](0), points[j](1), 0);
-		glVertex3f (otherpoints[j](0), otherpoints[j](1), 0);
-	      }
-	    glEnd ();
-	  }
-      }
-
-
-
-    glPopMatrix();
-  
-    DrawCoordinateCross ();
-    DrawNetgenLogo ();
-
-    glFinish();  
-  }
-
-
-  void VisualSceneGeometry2d :: BuildScene (int zoomall)
-  {
-    Box<2> bbox;
-
-    geometry2d->GetBoundingBox (bbox);
-  
-    Point<2> c = Center (bbox.PMin(), bbox.PMax());
-
-    center = Point3d (c(0), c(1), 0);
-    rad = Dist (bbox.PMin(), bbox.PMax()) / 2;
-
-    CalcTransformationMatrices();
-  }
-
-
-
-
-
-
-
-
-
-
-  /* *********************** Draw STL Geometry **************** */
-
-
-  VisualSceneSTLGeometry :: VisualSceneSTLGeometry ()
-    : VisualScene()
-  {
-    ;
-  }
-
-  VisualSceneSTLGeometry :: ~VisualSceneSTLGeometry ()
-  {
-    ;
-  }
-
-  void VisualSceneSTLGeometry :: DrawScene ()
-  {
-    if (changeval != stlgeometry->GetNT())
-      BuildScene();
-
-    changeval = stlgeometry->GetNT();
-
-
-    glClearColor(backcolor, backcolor, backcolor, 1.0);
-    glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
-
-    SetLight();
-
-
-    glPushMatrix();
-    glMultMatrixf (transformationmat);
-
-
-
-
-    glShadeModel (GL_SMOOTH);
-    glDisable (GL_COLOR_MATERIAL);
-    glPolygonMode (GL_FRONT_AND_BACK, GL_FILL);
-
-    glEnable (GL_BLEND);
-    glBlendFunc (GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
-
-
-    double shine = vispar.shininess;
-    // double transp = vispar.transp;
-
-    glMaterialf (GL_FRONT_AND_BACK, GL_SHININESS, shine);
-    glLogicOp (GL_COPY);
-
-
-    float mat_col[] = { 0.2f, 0.2f, 0.8f, 1.0f};
-    glMaterialfv (GL_FRONT_AND_BACK, GL_AMBIENT_AND_DIFFUSE, mat_col);
-
-    glPolygonOffset (1, 1);
-    glEnable (GL_POLYGON_OFFSET_FILL);
-
-    glCallList (trilists.Get(1));
-
-    glDisable (GL_POLYGON_OFFSET_FILL);
-
-
-    int showtrias = vispar.showstltrias;
-
-    if (showtrias)
-      {
-	float mat_coll[] = { 0.2f, 0.2f, 0.2f, 1.0f };
-	glMaterialfv (GL_FRONT_AND_BACK, GL_AMBIENT_AND_DIFFUSE, mat_coll);
-	glPolygonMode (GL_FRONT_AND_BACK, GL_LINE);
-      
-	glCallList (trilists.Get(1));
-      }
-
-    /*
-
-    glBegin (GL_TRIANGLES);
-    for (j = 1; j <= stlgeometry -> GetNT(); j++)
-    {
-    const STLTriangle & tria = stlgeometry -> GetTriangle(j);
-    glNormal3f (tria.normal.X(),
-    tria.normal.Y(),
-    tria.normal.Z());
-		  
-    for (k = 0; k < 3; k++)
-    {
-    glVertex3f (tria.pts[k].X(),
-    tria.pts[k].Y(),
-    tria.pts[k].Z());
-    }
-    }    
-    glEnd ();
-    */  
-
-
-
- 
-    glPopMatrix();
-    glFinish();  
-  }
-
-
-  void VisualSceneSTLGeometry :: BuildScene (int zoomall)
-  {
-    //  cout << "rebuild stl geometry scene" << endl;
-
-    center = stlgeometry -> GetBoundingBox().Center();
-    rad = stlgeometry -> GetBoundingBox().Diam() / 2;
-
-
-    CalcTransformationMatrices();
-
-    for (int i = 1; i <= trilists.Size(); i++)
-      glDeleteLists (trilists.Elem(i), 1);
-    trilists.SetSize(0);
-
-
-    trilists.Append (glGenLists (1));
-    glNewList (trilists.Last(), GL_COMPILE);
-
-    glEnable (GL_NORMALIZE);
-
-    glBegin (GL_TRIANGLES);
-    for (int j = 1; j <= stlgeometry -> GetNT(); j++)
-      {
-	const Vec3d & n = stlgeometry->GetTriangle(j).Normal();
-	glNormal3f (n.X(), n.Y(), n.Z());
-      
-	for (int k = 1; k <= 3; k++)
-	  {
-	    const Point3d & p = 
-	      stlgeometry->GetPoint (stlgeometry -> GetTriangle(j).PNum(k));
-	    glVertex3f (p.X(),p.Y(), p.Z());
-	  }
-      }    
-    glEnd ();
-      
-    glEndList ();
-  }
-
-
-
-
-
-
-
-
-
-
-
-
-  VisualSceneSpecPoints :: VisualSceneSpecPoints ()
-    : VisualScene()
-  {
-    ;
-  }
-
-  VisualSceneSpecPoints :: ~VisualSceneSpecPoints ()
-  {
-    ;
-  }
-
-
-  void VisualSceneSpecPoints :: DrawScene ()
-  {
-    if (!mesh) 
-      {
-	VisualScene::DrawScene();
-	return;
-      }
-
-    if (changeval != specpoints.Size())
-      BuildScene();
-    changeval = specpoints.Size();
-
-
-
-    glClearColor(backcolor, backcolor, backcolor, 1.0);
-    glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
-
-    glEnable (GL_COLOR_MATERIAL);
-    glColor3f (1.0f, 1.0f, 1.0f);
-    glLineWidth (1.0f);
-
-    glPushMatrix();
-    glMultMatrixf (transformationmat);
-
-    //  glEnable (GL_COLOR);
-    //  glDisable (GL_COLOR_MATERIAL);
-    if (vispar.drawedtangents)
-      {
-	glColor3d (1, 0, 0);
-	glBegin (GL_LINES);
-	for (int i = 1; i <= specpoints.Size(); i++)
-	  {
-	    const Point3d p1 = specpoints.Get(i).p;
-	    const Point3d p2 = specpoints.Get(i).p + len * specpoints.Get(i).v;
-	    glVertex3d (p1.X(), p1.Y(), p1.Z());
-	    glVertex3d (p2.X(), p2.Y(), p2.Z());
-	  }
-	glEnd();
-      }
-
-    if (vispar.drawededges)
-      {
-	glColor3d (1, 0, 0);
-	glBegin (GL_LINES);
-	for (int i = 1; i <= mesh->GetNSeg(); i++)
-	  {
-	    const Segment & seg = mesh -> LineSegment (i);
-	    glVertex3dv ( (*mesh)[seg[0]] );
-            glVertex3dv ( (*mesh)[seg[1]] );
-	    // glVertex3dv ( &(*mesh)[seg[0]].X() );
-	    // glVertex3dv ( &(*mesh)[seg[1]].X() );
-	  }
-	glEnd();
-      }
-
-    glColor3d (1, 0, 0);
-    glBegin (GL_LINES);
-    for (int i = 0; i < boxes.Size(); i++)
-      {
-	glVertex3dv ( boxes[i].PMin() );
-	glVertex3dv ( boxes[i].PMax() );
-      }
-    glEnd();
-
-
-
-    if (vispar.drawededgenrs)
-      {
-	glEnable (GL_COLOR_MATERIAL);
-	GLfloat textcol[3] = { 1 - backcolor,
-			       1 - backcolor,
-			       1 - backcolor };
-	glColor3fv (textcol);
-	glNormal3d (0, 0, 1);
-	glPushAttrib (GL_LIST_BIT);
-	// glListBase (fontbase);
-
-	char buf[20];
-	for (int i = 1; i <= mesh->GetNSeg(); i++)
-	  {
-	    const Segment & seg = mesh -> LineSegment (i);
-	    const Point3d p1 = mesh -> Point (seg[0]);
-	    const Point3d p2 = mesh -> Point (seg[1]);
-
-	    const Point3d p = Center (p1, p2);
-	    glRasterPos3d (p.X(), p.Y(), p.Z());
-	  
-	    sprintf (buf, "%d", seg.edgenr);
-	    // glCallLists (GLsizei(strlen (buf)), GL_UNSIGNED_BYTE, buf);
-	    MyOpenGLText (buf);
-	  }
-      
-	glPopAttrib ();
-	glDisable (GL_COLOR_MATERIAL);
-      }
-
-
-    if (vispar.drawedpoints)
-      {
-
-	glColor3d (0, 0, 1);
-	/*
-	  glPointSize( 3.0 );
-
-	float range[2];
-	glGetFloatv(GL_POINT_SIZE_RANGE, &range[0]);
-	cout << "max ptsize = " << range[0] << "-" << range[1] << endl;
-      
-
-	glBegin( GL_POINTS );
-	for (int i = 1; i <= mesh -> GetNP(); i++)
-	  {
-	    const Point3d & p = mesh -> Point(i);
-	    if (i % 2)
-	      glVertex3f( p.X(), p.Y(), p.Z());
-	  }
-	glEnd();
-	*/
-
-	static GLubyte knoedel[] = 
-	  {
-	    0xfe, 0xfe, 0xfe, 0xfe, 0xfe, 0xfe, 0xfe,
-	  };
-	glPixelStorei(GL_UNPACK_ALIGNMENT, 1);
-
-	glDisable (GL_COLOR_MATERIAL);
-	glDisable (GL_LIGHTING);
-	glDisable (GL_CLIP_PLANE0);
-      
-	for (int i = 1; i <= mesh -> GetNP(); i++)
-	  {
-	    const Point3d & p = mesh -> Point(i);
-	    glRasterPos3d (p.X(), p.Y(), p.Z());
-	    glBitmap (7, 7, 3, 3, 0, 0, &knoedel[0]);
-	  }
-      }
-
-    if (vispar.drawedpointnrs)
-      {
-	glEnable (GL_COLOR_MATERIAL);
-	GLfloat textcol[3] = { 1 - backcolor,
-			       1 - backcolor,
-			       1 - backcolor };
-	glColor3fv (textcol);
-	glNormal3d (0, 0, 1);
-	glPushAttrib (GL_LIST_BIT);
-	// glListBase (fontbase);
-      
-	char buf[20];
-	for (int i = 1; i <= mesh->GetNP(); i++)
-	  {
-	    const Point3d & p = mesh->Point(i);
-	    glRasterPos3d (p.X(), p.Y(), p.Z());
-	  
-	    sprintf (buf, "%d", i);
-	    // glCallLists (GLsizei(strlen (buf)), GL_UNSIGNED_BYTE, buf);
-	    MyOpenGLText (buf);
-	  }
-      
-	glPopAttrib ();
-	glDisable (GL_COLOR_MATERIAL);
-      }
-
-
-
-
-    glPopMatrix();
-
-    if (vispar.drawcoordinatecross)
-      DrawCoordinateCross ();
-    DrawNetgenLogo ();
-
-    glFinish();  
-  }
-
-
-  void VisualSceneSpecPoints :: BuildScene (int zoomall)
-  {
-    if (!mesh) 
-      {
-	VisualScene::BuildScene(zoomall);
-	return;
-      }
-  
-    Box3d box;
-  
-    if (mesh->GetNSeg())
-      {
-	box.SetPoint (mesh->Point (mesh->LineSegment(1)[0]));
-	for (int i = 1; i <= mesh->GetNSeg(); i++)
-	  {
-	    box.AddPoint (mesh->Point (mesh->LineSegment(i)[0]));
-	    box.AddPoint (mesh->Point (mesh->LineSegment(i)[1]));
-	  }
-      }
-    else if (specpoints.Size() >= 2)
-      {
-	box.SetPoint (specpoints.Get(1).p);
-	for (int i = 2; i <= specpoints.Size(); i++)
-	  box.AddPoint (specpoints.Get(i).p);
-      }
-    else
-      {
-	box = Box3d (Point3d (0,0,0), Point3d (1,1,1));
-      }
-  
-    if (zoomall == 2 && ((vispar.centerpoint >= 1 && vispar.centerpoint <= mesh->GetNP()) ||
-			 vispar.use_center_coords))
-      {
-	if (vispar.use_center_coords)
-	  {
-	    center.X() = vispar.centerx; center.Y() = vispar.centery; center.Z() = vispar.centerz; 
-	  }
-	else
-	  center = mesh->Point (vispar.centerpoint);
-      }
-    else
-      center = Center (box.PMin(), box.PMax());
-        
-
-    rad = 0.5 * Dist (box.PMin(), box.PMax());
-  
-  
-    CalcTransformationMatrices();
-  }
 
 }

libsrc/visualization/mvdraw.hpp

@@ -5,7 +5,7 @@
 namespace netgen
 {
 
-
+  /*
   extern void InitDrawMesh ();
   extern void DrawMesh ();
   extern void MouseMove(int oldx, int oldy,
@@ -13,8 +13,7 @@ namespace netgen
                         char mode);
 
   extern void Render ();
-
+  */
-
 
 
   class VisualScene
@@ -97,60 +96,6 @@ namespace netgen
 
 
 
-  class VisualSceneGeometry : public VisualScene
-  {
-    Array<int> trilists;
-    int selsurf;
-  public:
-    VisualSceneGeometry ();
-    virtual ~VisualSceneGeometry ();
-
-    virtual void SelectSurface (int aselsurf);
-    virtual void BuildScene (int zoomall = 0);
-    virtual void DrawScene ();
-  };
-
-
-
-  class VisualSceneSTLGeometry : public VisualScene
-  {
-    Array<int> trilists;
-  
-  public:
-    VisualSceneSTLGeometry ();
-    virtual ~VisualSceneSTLGeometry ();
-
-    virtual void BuildScene (int zoomall = 0);
-    virtual void DrawScene ();
-  };
-
-
-  class VisualSceneGeometry2d : public VisualScene
-  {
-  public:
-    VisualSceneGeometry2d ();
-    virtual ~VisualSceneGeometry2d ();
-
-    virtual void BuildScene (int zoomall = 0);
-    virtual void DrawScene ();
-  };
-
-
-#ifdef OCCGEOMETRY
-  class VisualSceneOCCGeometry : public VisualScene
-  {
-    Array<int> trilists;
-    Array<int> linelists;
-    int selsurf;
-  public:
-    VisualSceneOCCGeometry ();
-    virtual ~VisualSceneOCCGeometry ();
-
-    virtual void BuildScene (int zoomall = 0);
-    virtual void DrawScene ();
-    virtual void MouseDblClick (int px, int py);
-  };
-#endif
 
 
 
@@ -159,42 +104,6 @@ namespace netgen
 
 
 
-
-
-#ifdef STEP
-  class VisualSceneSTEPGeometry : public VisualScene
-  {
-    Array<int> gllists;
-  
-  public:
-    VisualSceneSTEPGeometry ();
-    virtual ~VisualSceneSTEPGeometry ();
-
-    virtual void BuildScene (int zoomall = 0);
-    virtual void DrawScene ();
-  };
-#endif
-
-
-  class VisualSceneSTLMeshing : public VisualScene
-  {
-    Array<int> trilists;
-    int selecttrig, nodeofseltrig;
-
-  public:
-    VisualSceneSTLMeshing ();
-    virtual ~VisualSceneSTLMeshing ();
-
-    virtual void BuildScene (int zoomall = 0);
-    virtual void DrawScene ();
-    virtual void MouseDblClick (int px, int py);
-
-    int seltria;
-  };
-
-
-
-
   class VisualSceneSurfaceMeshing : public VisualScene
   {
   public:
@@ -294,10 +203,6 @@ namespace netgen
 
 
 
-
-
-
-
   class VisualSceneSpecPoints : public VisualScene
   {
   public:
@@ -310,6 +215,12 @@ namespace netgen
     double len;
   };
 
+
+
+
+
+
+
   // extern struct Tcl_Interp * hinterp;
 
 

libsrc/visualization/vsmesh.cpp

@@ -1,11 +1,13 @@
-#ifndef NOTCL
-
 #include <mystdlib.h>
 
 #include <myadt.hpp>
 #include <meshing.hpp>
-#include <csg.hpp>
+// #include <csg.hpp>
+
+#ifdef STLGEOM
 #include <stlgeom.hpp>
+#endif
+
 
 // #include <parallel.hpp>
 
@@ -14,7 +16,8 @@
 namespace netgen
 {
   extern AutoPtr<Mesh> mesh;
-   extern STLGeometry * stlgeometry;
+  extern NetgenGeometry * ng_geometry;
+
   VisualSceneMesh vsmesh;
 
   VisualSceneMesh :: VisualSceneMesh ()
@@ -956,8 +959,10 @@ namespace netgen
 
     // cout << "I am p " << id << " and got filledlist " << filledlist << endl;
       
+#ifdef STLGEOM
+    STLGeometry * stlgeometry = dynamic_cast<STLGeometry*> (ng_geometry);
     bool checkvicinity = (stlgeometry != NULL) && stldoctor.showvicinity;
-
+#endif
     glEnable (GL_NORMALIZE);
 
     glLineWidth (1.0f);
@@ -1042,10 +1047,12 @@ namespace netgen
 
             bool drawel = (!el.IsDeleted() & el.IsVisible());
 
+#ifdef STLGEOM
             if (checkvicinity)
 	      for (int j = 0; j < el.GetNP(); j++)
 		if (!stlgeometry->Vicinity(el.GeomInfoPi(j+1).trignum))
 		  drawel = 0;
+#endif
 
             if (!drawel)
 	      continue;
@@ -1368,7 +1375,10 @@ namespace netgen
 
     linetimestamp = NextTimeStamp();
 
+#ifdef STLGEOM
+    STLGeometry * stlgeometry = dynamic_cast<STLGeometry*> (ng_geometry);
     bool checkvicinity = (stlgeometry != NULL) && stldoctor.showvicinity;
+#endif
 
     if (linelist)
       glDeleteLists (linelist, 1);
@@ -1390,10 +1400,12 @@ namespace netgen
 
 	bool drawel = (!el.IsDeleted() & el.IsVisible());
 
+#ifdef STLGEOM
 	if (checkvicinity)
 	  for (int j = 0; j < el.GetNP(); j++)
 	    if (!stlgeometry->Vicinity(el.GeomInfoPi(j+1).trignum))
 	      drawel = 0;
+#endif
 
 	if (!drawel)
 	  continue;
@@ -3498,5 +3510,3 @@ namespace netgen
 }
 
 
-
-#endif // NOTCL

libsrc/visualization/vssolution.cpp

@@ -29,32 +29,6 @@ namespace netgen
     delete solclass;
   }
 
-  /*
-  bool SolutionData :: GetMultiValue (int elnr, int npts,
-				     const double * xref, int sxref,
-				     const double * x, int sx,
-				     const double * dxdxref, int sdxdxref,
-				     double * values, int svalues)
-  {
-    bool res = false;
-    for (int i = 0; i < npts; i++)
-      res = GetValue (elnr, &xref[i*sxref], &x[i*sx], &dxdxref[i*sdxdxref], &values[i*svalues]);
-    return res;
-  }
-
-
-  bool SolutionData :: GetMultiSurfValue (int selnr, int npts,
-                                          const double * xref, int sxref,
-                                          const double * x, int sx,
-                                          const double * dxdxref, int sdxdxref,
-                                          double * values, int svalues)
-  {
-    bool res = false;
-    for (int i = 0; i < npts; i++)
-      res = GetSurfValue (selnr, &xref[i*sxref], &x[i*sx], &dxdxref[i*sdxdxref], &values[i*svalues]);
-    return res;
-  }
-  */
   
   VisualSceneSolution :: VisualSceneSolution ()
     : VisualScene()
@@ -919,11 +893,10 @@ namespace netgen
                         
                           DrawIsoLines (points[index[0]], points[index[1]], points[index[2]],
                                         values[index[0]], values[index[1]], values[index[2]]);
-                          // minval, maxval, numisolines);
+
                           if (ix < n-iy-1) 
                             DrawIsoLines (points[index[3]], points[index[4]], points[index[5]],
                                           values[index[3]], values[index[4]], values[index[5]]);
-                          // minval, maxval, numisolines);
                         }    
                   }
               
@@ -969,10 +942,8 @@ namespace netgen
                         {
                           DrawIsoLines (points[ii], points[ii+1], points[ii+n+1],
                                         values[ii], values[ii+1], values[ii+n+1]);
-                          // minval, maxval, numisolines);
                           DrawIsoLines (points[ii+1], points[ii+n+2], points[ii+n+1],
                                         values[ii+1], values[ii+n+2], values[ii+n+1]);
-                          // minval, maxval, numisolines);
                         }       
                   }
               }
@@ -1011,7 +982,7 @@ namespace netgen
                                   pts[trig.points[2].pnr].p,
                                   // trig.points[1].p,
                                   // trig.points[2].p,
-                                  vali[0], vali[1], vali[2]); // , minval, maxval, numisolines);
+                                  vali[0], vali[1], vali[2]);
                 }
             glEndList ();
           }
@@ -1136,22 +1107,6 @@ namespace netgen
           {
             bool curved = curv.IsSurfaceElementCurved (sei);
 
-            Point<3> lpi[4];
-            Vec<3> vx, vy, vtwist;
-            
-            if (! curved)
-              {
-                for (int k = 0; k < 4; k++)
-                  GetPointDeformation (el[k]-1, lpi[k]);
-                
-                vx = lpi[1]-lpi[0];
-                vy = lpi[3]-lpi[0];
-                vtwist = (lpi[0]-lpi[1]) + (lpi[2]-lpi[3]);
-              }
-	    
-            //             Vec<3> nv = Cross (lpi[1]-lpi[0], Center (lpi[2],lpi[3]) - lpi[0]);
-            //             nv.Normalize();
-            //             glNormal3dv (nv);
 
             for (int iy = 0, ii = 0; iy <= n; iy++)
               for (int ix = 0; ix <= n; ix++, ii++)
@@ -1171,6 +1126,16 @@ namespace netgen
                 }
             else
               {
+		Point<3> lpi[4];
+		Vec<3> vx, vy, vtwist;
+		
+		for (int k = 0; k < 4; k++)
+		  GetPointDeformation (el[k]-1, lpi[k]);
+		
+		vx = lpi[1]-lpi[0];
+		vy = lpi[3]-lpi[0];
+		vtwist = (lpi[0]-lpi[1]) + (lpi[2]-lpi[3]);
+
                 for (int ii = 0; ii < npt; ii++)
                   {
                     double x = pref[ii](0);
@@ -1407,7 +1372,7 @@ namespace netgen
         bool curved = curv.IsSurfaceElementCurved (sei);
 
         int nv = (el.GetType() == TRIG || el.GetType() == TRIG6) ? 3 : 4;
-        
+        /*
         Point<3> p1, p2, p3, p4;
         if (!curved)
           {
@@ -1416,6 +1381,7 @@ namespace netgen
             p3 = (*mesh)[el[2]];
             if (nv == 4) p4 = (*mesh)[el[3]];
           }
+	*/
 
         for (int k = 0; k < nv; k++)
           {
@@ -1434,7 +1400,7 @@ namespace netgen
 
             glBegin (GL_LINE_STRIP);
 
-            if (curved)
+            // if (curved)
               {
                 for (int ix = 0; ix <= n; ix++)
                   ptsloc[ix] = p0 + (double(ix) / n) * vtau;
@@ -1449,6 +1415,7 @@ namespace netgen
                     glVertex3dv (ptsglob[ix]);
                   }
               }
+	      /*
             else
               {
                 for (int ix = 0; ix <= n; ix++)
@@ -1468,6 +1435,7 @@ namespace netgen
                     glVertex3dv (pnt);
                   }
               }
+	      */
             glEnd ();
           }
       }
@@ -1697,7 +1665,6 @@ namespace netgen
                                         points[1] = edgep[cpe2];
                                         points[2] = edgep[cpe3];
 
-
                                         Vec<3> normal = Cross (points[2]-points[0], points[1]-points[0]);
                                         if ( ( (normal * (p2-p1)) > 0 ) == ( nodevali[lpi1] < 0) )
                                           normal *= -1;
@@ -1709,8 +1676,6 @@ namespace netgen
                                       }
                                     else
                                       {
-                                        // glNormal3dv (grads[teti[0]]);
-                                        
                                         glNormal3dv (normp[cpe1]);
                                         glVertex3dv (edgep[cpe1]);
                                         glNormal3dv (normp[cpe2]);
@@ -2303,90 +2268,7 @@ namespace netgen
         ArrayMem<double,20> values(data->components);
         ok = GetValues (data, elnr, xref, x, dxdxref, &values[0]);
 
-        switch (evalfunc)
+	val = ExtractValue (data, 0, &values[0]);
-          {
-          case FUNC_ABS:
-            {
-              for (int ci = 0; ci < data->components; ci++)
-                val += sqr (values[ci]);
-              val = sqrt (val);
-              break;
-            }
-          case FUNC_ABS_TENSOR:
-            {
-              int d = 0;
-              switch (data->components)
-                {
-                case 1: d = 1; break;
-                case 3: d = 2; break;
-                case 6: d = 3; break;
-                }
-              int ci;
-              for (ci = 0; ci < d; ci++)
-                val += sqr (values[ci]);
-              for (ci = d; ci < data->components; ci++)
-                val += 2*sqr (values[ci]);
-              val = sqrt (val);
-              break;
-            }
-
-          case FUNC_MISES:
-            {
-              int d = 0;
-              switch(data->components)
-                {
-                case 1: d = 1; break;
-                case 3: d = 2; break;
-                case 6: d = 3; break;
-                }
-              int ci;
-              double trace = 0.;
-              for (ci = 0; ci < d; ci++)
-                trace += 1./3.*(values[ci]);
-              for (ci = 0; ci < d; ci++)
-                val += sqr (values[ci]-trace);
-              for (ci = d; ci < data->components; ci++)
-                val += 2.*sqr (values[ci]);
-              val = sqrt (val);
-              break;
-            }
-          case FUNC_MAIN:
-            {
-              int d = 0;
-              switch(data->components)
-                {
-                case 1: d = 1; break;
-                case 3: d = 2; break;
-                case 6: d = 3; break;
-                }
-              Mat<3,3> m ;
-              Vec<3> ev;
-              int ci;
-              for (ci = 0; ci < d; ci++)
-                m(ci,ci) = (values[ci]);
-              m(0,1) = m(1,0) = values[3];
-              m(0,2) = m(2,0) = values[4];
-              m(1,2) = m(2,1) = values[5];
-
-              EigenValues (m, ev);
-              double help;
-              for (int i=0; i<d; i++)
-                {
-                  for (int j=d-1; i<j; j--)
-                    {
-                      if ( abs(ev(j)) > abs(ev(j-1)) )
-                        {
-                          help = ev(j);
-                          ev(j) = ev(j-1);
-                          ev(j-1) = help;
-                        }
-                    }
-                }
-              val = (ev(0));
-              break;
-            }
-          }
-
 	return ok;
       }
 
@@ -2552,91 +2434,7 @@ namespace netgen
       {
         ArrayMem<double,20> values(data->components);
         ok = GetValues (data, elnr, lam1, lam2, lam3, &values[0]);
-
+	val = ExtractValue (data, 0, &values[0]);
-        switch (evalfunc)
-          {
-          case FUNC_ABS:
-            {
-              for (int ci = 0; ci < data->components; ci++)
-                val += sqr (values[ci]);
-              val = sqrt (val);
-              break;
-            }
-          case FUNC_ABS_TENSOR:
-            {
-              int d = 0;
-              switch (data->components)
-                {
-                case 1: d = 1; break;
-                case 3: d = 2; break;
-                case 6: d = 3; break;
-                }
-              int ci;
-              for (ci = 0; ci < d; ci++)
-                val += sqr (values[ci]);
-              for (ci = d; ci < data->components; ci++)
-                val += 2*sqr (values[ci]);
-              val = sqrt (val);
-              break;
-            }
-
-          case FUNC_MISES:
-            {
-              int d = 0;
-              switch(data->components)
-                {
-                case 1: d = 1; break;
-                case 3: d = 2; break;
-                case 6: d = 3; break;
-                }
-              int ci;
-              double trace = 0.;
-              for (ci = 0; ci < d; ci++)
-                trace += 1./3.*(values[ci]);
-              for (ci = 0; ci < d; ci++)
-                val += sqr (values[ci]-trace);
-              for (ci = d; ci < data->components; ci++)
-                val += 2.*sqr (values[ci]);
-              val = sqrt (val);
-              break;
-            }
-          case FUNC_MAIN:
-            {
-              int d = 0;
-              switch(data->components)
-                {
-                case 1: d = 1; break;
-                case 3: d = 2; break;
-                case 6: d = 3; break;
-                }
-              Mat<3,3> m ;
-              Vec<3> ev;
-              int ci;
-              for (ci = 0; ci < d; ci++)
-                m(ci,ci) = (values[ci]);
-              m(0,1) = m(1,0) = values[3];
-              m(0,2) = m(2,0) = values[4];
-              m(1,2) = m(2,1) = values[5];
-
-              EigenValues (m, ev);
-              double help;
-              for (int i=0; i<d; i++)
-                {
-                  for (int j=d-1; i<j; j--)
-                    {
-                      if ( abs(ev(j)) > abs(ev(j-1)) )
-                        {
-                          help = ev(j);
-                          ev(j) = ev(j-1);
-                          ev(j-1) = help;
-                        }
-                    }
-                }
-              val = (ev(0));
-              break;
-            }
-          }
-
 	return ok;
       }
 
@@ -3046,103 +2844,8 @@ namespace netgen
         val = 0;
         ArrayMem<double,20> values(data->components);
         ok = GetSurfValues (data, selnr, lam1, lam2, &values[0]);
-        // ok = 1;
+	val = ExtractValue (data, 0, &values[0]);
-        // values[0] = 1.0;
-
-        switch (evalfunc)
-          {
-          case FUNC_ABS:
-            {
-              for (int ci = 0; ci < data->components; ci++)
-                val += sqr (values[ci]);
-              val = sqrt (val);
-              break;
-            }
-          case FUNC_ABS_TENSOR:
-            {
-              int d = 0;
-              switch (data->components)
-                {
-                case 1: d = 1; break;
-                case 3: d = 2; break;
-                case 6: d = 3; break;
-                }
-              int ci;
-              for (ci = 0; ci < d; ci++)
-                val += sqr (values[ci]);
-              for (ci = d; ci < data->components; ci++)
-                val += 2*sqr (values[ci]);
-              val = sqrt (val);
-              break;
-            }
-
-          case FUNC_MISES:
-            {
-              int d = 0;
-              switch(data->components)
-                {
-                case 1: d = 1; break;
-                case 3: d = 2; break;
-                case 6: d = 3; break;
-                }
-              int ci;
-              double trace = 0.;
-              for (ci = 0; ci < d; ci++)
-                trace += 1./3.*(values[ci]);
-              for (ci = 0; ci < d; ci++)
-                val += sqr (values[ci]-trace);
-              for (ci = d; ci < data->components; ci++)
-                val += 2.*sqr (values[ci]);
-              val = sqrt (val);
-              break;
-            }
-          case FUNC_MAIN:
-            {
-              int d = 0;
-              switch(data->components)
-                {
-                case 1: d = 1; break;
-                case 3: d = 2; break;
-                case 6: d = 3; break;
-                }
-              Mat<3,3> m ;
-              Vec<3> ev;
-              int ci;
-              for (ci = 0; ci < d; ci++)
-                m(ci,ci) = (values[ci]);
-              m(0,1) = m(1,0) = values[3];
-              m(0,2) = m(2,0) = values[4];
-              m(1,2) = m(2,1) = values[5];
-
-              EigenValues (m, ev);
-              double help;
-              for (int i=0; i<d; i++)
-                {
-                  for (int j=d-1; i<j; j--)
-                    {
-                      if ( abs(ev(j)) > abs(ev(j-1)) )
-                        {
-                          help = ev(j);
-                          ev(j) = ev(j-1);
-                          ev(j-1) = help;
-                        }
-                    }
-                }
-              val = (ev(0));
-              break;
-            }
-          }
-
 	return ok;
-
-
-        /*
-          int ci;
-          double val = 0;
-          for (ci = 1; ci <= data->components; ci++)
-          val += sqr (GetSurfValue (data, selnr, lam1, lam2, ci));
-          return sqrt (val);
-        */
       }
 
 
@@ -3375,101 +3078,8 @@ namespace netgen
         val = 0;
         ArrayMem<double,20> values(data->components);
         ok = GetSurfValues (data, selnr, xref, x, dxdxref, &values[0]);
-
+	val = ExtractValue (data, 0, &values[0]);
-        switch (evalfunc)
-          {
-          case FUNC_ABS:
-            {
-              for (int ci = 0; ci < data->components; ci++)
-                val += sqr (values[ci]);
-              val = sqrt (val);
-              break;
-            }
-          case FUNC_ABS_TENSOR:
-            {
-              int d = 0;
-              switch (data->components)
-                {
-                case 1: d = 1; break;
-                case 3: d = 2; break;
-                case 6: d = 3; break;
-                }
-              int ci;
-              for (ci = 0; ci < d; ci++)
-                val += sqr (values[ci]);
-              for (ci = d; ci < data->components; ci++)
-                val += 2*sqr (values[ci]);
-              val = sqrt (val);
-              break;
-            }
-
-          case FUNC_MISES:
-            {
-              int d = 0;
-              switch(data->components)
-                {
-                case 1: d = 1; break;
-                case 3: d = 2; break;
-                case 6: d = 3; break;
-                }
-              int ci;
-              double trace = 0.;
-              for (ci = 0; ci < d; ci++)
-                trace += 1./3.*(values[ci]);
-              for (ci = 0; ci < d; ci++)
-                val += sqr (values[ci]-trace);
-              for (ci = d; ci < data->components; ci++)
-                val += 2.*sqr (values[ci]);
-              val = sqrt (val);
-              break;
-            }
-          case FUNC_MAIN:
-            {
-              int d = 0;
-              switch(data->components)
-                {
-                case 1: d = 1; break;
-                case 3: d = 2; break;
-                case 6: d = 3; break;
-                }
-              Mat<3,3> m ;
-              Vec<3> ev;
-              int ci;
-              for (ci = 0; ci < d; ci++)
-                m(ci,ci) = (values[ci]);
-              m(0,1) = m(1,0) = values[3];
-              m(0,2) = m(2,0) = values[4];
-              m(1,2) = m(2,1) = values[5];
-
-              EigenValues (m, ev);
-              double help;
-              for (int i=0; i<d; i++)
-                {
-                  for (int j=d-1; i<j; j--)
-                    {
-                      if ( abs(ev(j)) > abs(ev(j-1)) )
-                        {
-                          help = ev(j);
-                          ev(j) = ev(j-1);
-                          ev(j-1) = help;
-                        }
-                    }
-                }
-              val = (ev(0));
-              break;
-            }
-          }
-
 	return ok;
-
-
-        /*
-          int ci;
-          double val = 0;
-          for (ci = 1; ci <= data->components; ci++)
-          val += sqr (GetSurfValue (data, selnr, lam1, lam2, ci));
-          return sqrt (val);
-        */
       }
 
 
@@ -4174,13 +3784,7 @@ namespace netgen
 					 &mvalues[0], sol->components);
 	    
 	    if (!drawelem) ok = false;
-	    if (usetexture == 2)
+	    if (usetexture != 2)
-	      {
-		;
-	      // for (int ii = 0; ii < nlp; ii++)
-	      // valuesc[ii] = ExtractValueComplex(sol, scalcomp, &mvalues[ii*sol->components]);
-	      }
-	    else
 	      for (int ii = 0; ii < nlp; ii++)
 		vals[ii] = ExtractValue(sol, scalcomp, &mvalues[ii*sol->components]);
 	  }
@@ -4189,35 +3793,14 @@ namespace netgen
           {
             p[j] = points[trig.points[j].pnr].p;
 	    Point<3> ploc = points[trig.points[j].pnr].lami;
-	    int locpnr = trig.points[j].locpnr;
             
             if (deform)
               p[j] += GetDeformation (trig.elnr, ploc);
             
-            if (usetexture != 2 || !sol->iscomplex)
+            if (usetexture == 2 && sol->iscomplex)
-              {
-		;
-		/*
-                if (elnrs[trig.points[j].locpnr] != trig.elnr)
-                  {
-                    elnrs[trig.points[j].locpnr] = trig.elnr;
-
-		    ok = GetValue (sol, trig.elnr, &locpoints[locpnr](0), 
-				   &globpoints[locpnr](0), &jacobi[locpnr](0,0), scalcomp, vals[locpnr]);
-
-		    trigok[trig.points[j].locpnr] = ok;
-		  }
-                else
-                  {   
-		    ok = trigok[trig.points[j].locpnr];
-                  }
-		*/
-              }
-            else
               {
                 ok = GetValueComplex (sol, trig.elnr, ploc(0), ploc(1), ploc(2),
 				      scalcomp, valc[j]);
-                
               }
           }
 
@@ -4485,7 +4068,6 @@ namespace netgen
                   int argc, tcl_const char *argv[])
 
   {
-    int i;
     if (argc >= 2)
       {
         if (strcmp (argv[1], "parameters") == 0)
@@ -4525,7 +4107,7 @@ namespace netgen
             const char * pch = strchr(scalname,'.');
             pointpos = int(pch-scalname+1);
 
-            for (i = 0; i < vssolution.soldata.Size(); i++)
+            for (int i = 0; i < vssolution.soldata.Size(); i++)
               {
                 if ( (strlen (vssolution.soldata[i]->name) == pointpos-1) &&
                      (strncmp (vssolution.soldata[i]->name, scalname, pointpos-1) == 0) )

libsrc/visualization/vssolution.hpp

@@ -290,7 +290,6 @@ public:
 		     const Point<3> & p2, 
 		     const Point<3> & p3,
 		     double val1, double val2, double val3);
-  // double minval, double maxval, int n);
 
   // draw isolines between lines (p1,p2) and (p3,p4)
   void DrawIsoLines2 (const Point<3> & p1, 
@@ -299,15 +298,11 @@ public:
 		      const Point<3> & p4,
 		      double val1, double val2, double val3, double val4);
 
-  // double minval, double maxval, int n);
-		     
 
   void DrawClipPlaneTrigs (const SolData * sol, int comp,
                            const Array<ClipPlaneTrig> & trigs, 
                            const Array<ClipPlanePoint> & points);
 			  
-  // void SetOpenGlColor(double val, double valmin, double valmax, int logscale = 0);
-
   void SetOpenGlColor(double val);
 
   // 0 .. non, 1 .. scalar, 2 .. complex

ng/Makefile.am

@@ -3,15 +3,19 @@ include_HEADERS =
 AM_CPPFLAGS = -I$(top_srcdir)/libsrc/include -I$(top_srcdir)/libsrc/interface -DOPENGL  -D$(TOGL_WINDOWINGSYSTEM) $(OCCFLAGS)  $(TCL_INCLUDES) $(MPI_INCLUDES) $(FFMPEG_INCLUDES) $(JPEGLIB_INCLUDES)
 
 bin_PROGRAMS = netgen
-netgen_SOURCES = demoview.cpp ngappinit.cpp ngpkg.cpp onetcl.cpp nginterface.cpp nginterface_v2.cpp parallelfunc.cpp parallelinterface.cpp demoview.hpp parallelfunc.hpp togl_1_7.h
+netgen_SOURCES = demoview.cpp ngappinit.cpp ngpkg.cpp onetcl.cpp nginterface.cpp nginterface_v2.cpp parallelfunc.cpp parallelinterface.cpp demoview.hpp parallelfunc.hpp togl_1_7.h ng_occ.hpp ng_stl.hpp
 
 
 netgen_LDADD = $(top_builddir)/libsrc/visualization/libvisual.a \
+	$(top_builddir)/libsrc/csg/libcsgvis.la \
 	$(top_builddir)/libsrc/csg/libcsg.la \
+	$(top_builddir)/libsrc/geom2d/libgeom2dvis.la \
 	$(top_builddir)/libsrc/geom2d/libgeom2d.la \
 	$(top_builddir)/libsrc/interface/libinterface.la \
-	$(top_builddir)/libsrc/stlgeom/libstl.la \
+	$(top_builddir)/libsrc/occ/liboccvis.la \
 	$(top_builddir)/libsrc/occ/libocc.la \
+	$(top_builddir)/libsrc/stlgeom/libstlvis.la \
+	$(top_builddir)/libsrc/stlgeom/libstl.la \
 	$(top_builddir)/libsrc/meshing/libmesh.la \
 	$(top_builddir)/libsrc/gprim/libgprim.la \
 	$(top_builddir)/libsrc/linalg/libla.la \
@@ -25,7 +29,8 @@ netgen_LDADD = $(top_builddir)/libsrc/visualization/libvisual.a \
 
 dist_bin_SCRIPTS = dialog.tcl menustat.tcl ngicon.tcl ng.tcl	  \
 ngvisual.tcl sockets.tcl drawing.tcl nghelp.tcl ngshell.tcl	  \
-ngtesting.tcl parameters.tcl variables.tcl netgen.ocf
+ngtesting.tcl parameters.tcl variables.tcl csgeom.tcl stlgeom.tcl \
+occgeom.tcl acisgeom.tcl netgen.ocf
 
 netgen_LDFLAGS = -rdynamic  -static
 

ng/menustat.tcl

@@ -412,10 +412,10 @@ set videoactive 0
 menu .ngmenu.mesh
 .ngmenu.mesh add command -label "Generate Mesh" -accelerator "<g><m>" \
     -command { 
-	Ng_GenerateMesh ${meshoptions.firststep} ${meshoptions.laststep}
-	Ng_ReadStatus
 	set selectvisual mesh
 	Ng_SetVisParameters
+	Ng_GenerateMesh ${meshoptions.firststep} ${meshoptions.laststep}
+	Ng_ReadStatus
 	redraw
     }
 
@@ -526,67 +526,8 @@ menu .ngmenu.mesh.surfoptstep
 #####################################################
 
 menu .ngmenu.geometry
-.ngmenu.geometry add command -label "Scan CSG Geometry" -command { Ng_ParseGeometry }
-.ngmenu.geometry add command -label "CSG Options..." -command geometryoptionsdialog
-# only intern version !
-# .ngmenu.geometry add separator
-# .ngmenu.geometry add command -label "New Primitive"  \
-#     -command newprimitivedialog -accelerator "<n><p>"
-# .ngmenu.geometry add command -label "Edit Primitive" \
-#     -command editprimitivedialog -accelerator "<e><p>"
-# .ngmenu.geometry add command -label "Edit Solid" \
-#     -command newsoliddialog -accelerator "<e><s>"
-# .ngmenu.geometry add command -label "Choose Top Level " \
-#     -command topleveldialog 
-# .ngmenu.geometry add command -label "Identify" \
-#     -command identifydialog 
-.ngmenu.geometry add command -label "CSG Properties..." \
-    -command topleveldialog2 
 
-.ngmenu.geometry add separator
 
-.ngmenu.geometry add command -label "STL Doctor..." \
-    -command { stldoctordialog; }
-
-.ngmenu.geometry add command -label "STL Info" \
-    -command {
-	set notriangles 0
-	set minx 0
-	set maxx 0
-	set miny 0
-	set maxy 0
-	set minz 0
-	set maxz 0
-	set trigscons 0
-	Ng_STLInfo notriangles minx maxx miny maxy minz maxz trigscons
-	set msgtext "NO STL-Triangles : $notriangles\nGeometry:\nX = $minx - $maxx\nY = $miny - $maxy\nZ = $minz - $maxz\nConsistency Check = $trigscons\n"
-	set msgtext "$msgtext Status: [Ng_STLInfo status]"
-	tk_messageBox -title "STL Info" -message  $msgtext -type ok 
-    }
-
-.ngmenu.geometry add separator
-
-.ngmenu.geometry add command -label "IGES/STEP Topology Explorer/Doctor..." \
-    -command { occdialog; }
-
-# Philippose - 30/01/2009
-# Add menu item for local face mesh size definition in the 
-# TCL Gui
-.ngmenu.geometry add command -label "Edit Face Mesh Size..." \
-    -command { surfacemeshsizedialog }
-
-.ngmenu.geometry add command -label "OCC Construction" \
-    -command { Ng_OCCConstruction; }
-
-if { [Ng_ACISCommand isACISavailable] == "yes" } {
-    .ngmenu.geometry add command -label "ACIS Topology Explorer..." \
-        -command { acisdialog; }
-
-    .ngmenu.geometry add command -label "ACIS combine all" \
-        -command { Ng_ACISCommand combineall }
-    .ngmenu.geometry add command -label "ACIS Create CT" \
-        -command { Ng_ACISCommand createct }
-}
 
 
 
@@ -864,13 +805,19 @@ pack .bubar -side top -fill x
 
 button .bubar.testb -text "Test" -command { Ng_SaveGeometry }
 button .bubar.surfm -text "Generate Mesh" -command \
-    { set selectvisual mesh; 
+    { 
-	Ng_SetVisParameters;
+	.ngmenu.mesh invoke "Generate Mesh"; 
-	Ng_GenerateMesh ${meshoptions.firststep} ${meshoptions.laststep}
+#	set selectvisual mesh; 
-	redraw 
+#	Ng_SetVisParameters;
+#	Ng_GenerateMesh ${meshoptions.firststep} ${meshoptions.laststep}
+#	redraw 
     }
 button .bubar.stopm -text "Stop" -command \
-    { Ng_StopMeshing;  set stopdemo 1 }
+    { 
+	# Ng_StopMeshing;  
+	set multithread_terminate 1;
+	set stopdemo 1;
+    }
 button .bubar.exitb -text "Quit" \
     -command { 
 	   set ans [tk_messageBox -title "Quit Netgen?" -message "Do you really want to quit Netgen?" -type yesno -default "no" -icon question]

ng/ng.tcl

@@ -82,6 +82,13 @@ catch {
     source ${ngdir}/drawing.tcl
 }
 
+source ${ngdir}/csgeom.tcl
+source ${ngdir}/stlgeom.tcl
+source ${ngdir}/occgeom.tcl
+source ${ngdir}/acisgeom.tcl
+
+
+
 catch { 
     source ${ngdir}/nghelp.tcl
 }

ng/ngappinit.cpp

@@ -36,6 +36,7 @@ namespace netgen
 {
 #include "writeuser.hpp"
   extern string ngdir;
+  Flags parameters;
 }
  
 
@@ -99,9 +100,10 @@ int main(int argc, char ** argv)
     {
       cout << "NETGEN-" << PACKAGE_VERSION << endl;
       
-      cout << "Developed at RWTH Aachen University, Germany" << endl
+      cout << "Developed by Joachim Schoeberl at" << endl
-           << "and Johannes Kepler University Linz, Austria" << endl;
+	   << "2010-xxxx Vienna UT" << endl
-
+	   << "2006-2010 RWTH Aachen University" << endl
+           << "1996-2006 Johannes Kepler University Linz" << endl;
       
 #ifdef OCCGEOMETRY
       cout << "Including OpenCascade geometry kernel" << endl;

ng/nginterface.cpp

@@ -3,18 +3,8 @@
 
 #include <meshing.hpp>
 #include <csg.hpp>
-#include <geometry2d.hpp>
-#include <stlgeom.hpp>
 
 
-#ifdef OCCGEOMETRY
-#include <occgeom.hpp>
-#endif
-
-#ifdef ACIS
-#include <acisgeom.hpp>
-#endif
-
 #ifdef SOCKETS
 #include "../sockets/sockets.hpp"
 #endif
@@ -32,19 +22,14 @@ namespace netgen
 {
 #include "writeuser.hpp"
 
+  extern NetgenGeometry * ng_geometry;
   extern AutoPtr<Mesh> mesh;
+
 #ifndef NOTCL
-  extern VisualSceneMesh vsmesh;
   extern Tcl_Interp * tcl_interp;
 #endif
 
-  extern AutoPtr<SplineGeometry2d> geometry2d;
-  extern AutoPtr<CSGeometry> geometry;
-  extern STLGeometry * stlgeometry;
 
-#ifdef OCCGEOMETRY
-  extern OCCGeometry * occgeometry;
-#endif
 #ifdef ACIS
   extern ACISGeometry * acisgeometry;
 #endif
@@ -59,6 +44,9 @@ namespace netgen
   //extern Array< AutoPtr < ServerInfo > > servers;
   extern Array< ServerInfo* > servers;
 #endif
+
+extern void Render ();
+
 }
 
 
@@ -145,130 +133,30 @@ using namespace netgen;
 
 void Ng_LoadGeometry (const char * filename)
 {
-  //  if (printmessage_importance>0)
-  // cout << "CALLED NG LOAD GEOMETRY" << endl; 
 
-  geometry.Reset (new CSGeometry ());
+  for (int i = 0; i < geometryregister.Size(); i++)
-  geometry2d.Reset ();
+    {
+      NetgenGeometry * hgeom = geometryregister[i]->Load (filename);
+      if (hgeom)
+	{
+	  delete ng_geometry;
+	  ng_geometry = hgeom;
 	  
-#ifdef OCCGEOMETRY
+	  mesh.Reset();
-  delete occgeometry;
+	  return;
-  occgeometry = 0;
+	}
-#endif
+    }
-#ifdef ACIS
-  delete acisgeometry;
-  acisgeometry = 0;
-#endif
 
   // he: if filename is empty, return
   // can be used to reset geometry
   if (strcmp(filename,"")==0) 
-    return;
-     
-  PrintMessage (1, "Load geometry from file ", filename);
-
-  ifstream infile (filename);
-  
-  if ((strcmp (&filename[strlen(filename)-3], "geo") == 0) ||
-      (strcmp (&filename[strlen(filename)-3], "GEO") == 0) ||
-      (strcmp (&filename[strlen(filename)-3], "Geo") == 0))
     {
- 
+      delete ng_geometry;
-
+      ng_geometry = new NetgenGeometry();
-      geometry.Reset( netgen::ParseCSG(infile) );   
-
-      if (!geometry)
-	{
-	  geometry.Reset (new CSGeometry ());
-	  //throw NgException ("input file not found");
-	  cerr << "Error: input file \"" << filename << "\" not found" << endl;
-	}
-
-      geometry -> FindIdenticSurfaces(1e-6);
-
-#ifdef PARALLEL
-      int id, rc, ntasks;
-      MPI_Comm_size(MPI_COMM_WORLD, &ntasks);
-      MPI_Comm_rank(MPI_COMM_WORLD, &id);
-      if ( id > 0 )
-	{
-	  geometry->CalcTriangleApproximation ( geometry->BoundingBox(), 0.001, 20 );
       return;
     }
-#endif
-
-      Box<3> box (geometry->BoundingBox());
-#ifdef NOTCL
-      double detail = 0.001;
-      double facets = 20;
-      geometry->CalcTriangleApproximation(box, detail, facets);
-      
-#else
-      double detail = atof (Tcl_GetVar (tcl_interp, "::geooptions.detail", 0));
-      double facets = atof (Tcl_GetVar (tcl_interp, "::geooptions.facets", 0));
-      
-      if (atoi (Tcl_GetVar (tcl_interp, "::geooptions.drawcsg", 0)))
-	geometry->CalcTriangleApproximation(box, detail, facets);
-#endif
-    }
-
-  else if (strcmp (&filename[strlen(filename)-4], "in2d") == 0)
-    {
-      geometry2d.Reset (new SplineGeometry2d());
-      geometry2d -> Load (filename);
-    }
-
-  else if ((strcmp (&filename[strlen(filename)-3], "stl") == 0) ||
-	   (strcmp (&filename[strlen(filename)-3], "STL") == 0) ||
-	   (strcmp (&filename[strlen(filename)-3], "Stl") == 0))
-    {
-      stlgeometry = STLGeometry :: Load (infile);
-      stlgeometry->edgesfound = 0;
-      Mesh meshdummy;
-      stlgeometry->Clear();
-      stlgeometry->BuildEdges();
-      stlgeometry->MakeAtlas(meshdummy);
-      stlgeometry->CalcFaceNums();
-      stlgeometry->AddFaceEdges();
-      stlgeometry->LinkEdges();
-    }
-
-#ifdef OCCGEOMETRY
-  else if ((strcmp (&filename[strlen(filename)-4], "iges") == 0) ||
-	   (strcmp (&filename[strlen(filename)-3], "igs") == 0) ||
-	   (strcmp (&filename[strlen(filename)-3], "IGS") == 0) ||
-	   (strcmp (&filename[strlen(filename)-4], "IGES") == 0))
-    {
-      PrintMessage (1, "Load IGES geometry file ", filename);
-      occgeometry = LoadOCC_IGES (filename);
-    }
-  else if ((strcmp (&filename[strlen(filename)-4], "step") == 0) ||
-	   (strcmp (&filename[strlen(filename)-3], "stp") == 0) ||
-	   (strcmp (&filename[strlen(filename)-3], "STP") == 0) ||
-	   (strcmp (&filename[strlen(filename)-4], "STEP") == 0))
-    {
-      PrintMessage (1, "Load STEP geometry file ", filename);
-      occgeometry = LoadOCC_STEP (filename);
-    }
-#endif
-
-#ifdef ACIS
-  else if (
-		  strcmp (&filename[strlen(filename)-3], "sat") == 0 ||
-		  ( strlen(filename) >= 7 && strcmp ( &filename[ strlen( filename)-7 ], "sat.tet" ) == 0 )
-		)
-    {
-      PrintMessage (1, "Load ACIS geometry file ", filename);
-      acisgeometry = LoadACIS_SAT (filename);
-    }
-#endif
-  else
-    {
-      //throw NgException("Unknown geometry extension");
-		cerr << "Error: Unknown geometry extension \"" << filename[strlen(filename)-3] << "\"" << endl;
-    }
-
 
+  cerr << "cannot load geometry '" << filename << "'" << endl;
 }                          
 
 
@@ -276,12 +164,27 @@ void Ng_LoadMeshFromStream ( istream & input )
 {
   mesh.Reset (new Mesh());
   mesh -> Load(input);
+  
+  for (int i = 0; i < geometryregister.Size(); i++)
+    {
+      NetgenGeometry * hgeom = geometryregister[i]->LoadFromMeshFile (input);
+      if (hgeom)
+	{
+	  delete ng_geometry;
+	  ng_geometry = hgeom;
+	  break;
+	}
+    }
+
+
+#ifdef LOADOLD
   if(input.good())
     {
       string auxstring;
       input >> auxstring;
       if(auxstring == "csgsurfaces")
 	{
+	  /*
 	  if (geometry)
             {
               geometry.Reset (new CSGeometry (""));
@@ -306,11 +209,16 @@ void Ng_LoadMeshFromStream ( istream & input )
 	    }
 #endif
  	  geometry2d.Reset (0);
-	  
+	  */
+ 	  // geometry -> LoadSurfaces(input);
+	  CSGeometry * geometry = new CSGeometry ("");
 	  geometry -> LoadSurfaces(input);
-	}
-    }
 
+	  delete ng_geometry;
+	  ng_geometry = geometry;
+	}
+    }
+#endif 
 }
 
 
@@ -683,7 +591,8 @@ void Ng_GetNormalVector (int sei, int locpi, double * nv)
       int surfi = mesh->GetFaceDescriptor(mesh->SurfaceElement(sei).GetIndex()).SurfNr();
       
       (*testout) << "surfi = " << surfi << endl;
-#ifdef OCCGEOMETRY
+#ifdef OCCGEOMETRYxxx
+      OCCGeometry * occgeometry = dynamic_cast<OCCGeometry*> (ng_geometry);
       if (occgeometry)
 	{
 	  PointGeomInfo gi = mesh->SurfaceElement(sei).GeomInfoPi(locpi);
@@ -692,8 +601,8 @@ void Ng_GetNormalVector (int sei, int locpi, double * nv)
 	  nv[1] = n(1);
 	  nv[2] = n(2);
 	}
-      else
 #endif
+      CSGeometry * geometry = dynamic_cast<CSGeometry*> (ng_geometry);
       if (geometry)
 	{
 	  (*testout) << "geometry defined" << endl;
@@ -843,7 +752,6 @@ void Ng_GetElementTransformation (int ei, const double * xi,
 
       mesh->GetCurvedElements().CalcElementTransformation (xl, ei-1, xg, dx);
 
-      // still 1-based arrays
       if (x)
 	{
 	  for (int i = 0; i < 3; i++)
@@ -1122,9 +1030,13 @@ void Ng_Refine (NG_REFINEMENT_TYPE reftype)
     biopt.refine_p = 1;
   if (reftype == NG_REFINE_HP)
     biopt.refine_hp = 1;
-  Refinement * ref;
+
+  const Refinement & ref = ng_geometry->GetRefinement();
+
+  // Refinement * ref;
   MeshOptimize2d * opt = NULL;
 
+  /*
   if (geometry2d)
     ref = new Refinement2d(*geometry2d);
   else if (stlgeometry)
@@ -1151,20 +1063,22 @@ void Ng_Refine (NG_REFINEMENT_TYPE reftype)
     {
       ref = new Refinement();
     }
+  */
 
-
+  ref.Bisect (*mesh, biopt);
-  ref -> Bisect (*mesh, biopt);
 
   mesh -> UpdateTopology();
   mesh -> GetCurvedElements().SetIsHighOrder (false);
 
   // mesh -> GetCurvedElements().BuildCurvedElements (ref, mparam.elementorder);
-  delete ref;
+  // delete ref;
   delete opt;
 }
 
 void Ng_SecondOrder ()
 {
+  const_cast<Refinement&> (ng_geometry->GetRefinement()).MakeSecondOrder(*mesh);
+  /*
   if (stlgeometry)
     {
       RefinementSTLGeometry ref (*stlgeometry);
@@ -1190,7 +1104,7 @@ void Ng_SecondOrder ()
       Refinement ref;
       ref.MakeSecondOrder (*mesh);
     }
-
+  */
   mesh -> UpdateTopology();
 }
 
@@ -1229,6 +1143,9 @@ void Ng_HPRefinement (int levels, double parameter)
 void Ng_HPRefinement (int levels, double parameter, bool setorders,
                       bool ref_level)
 {
+  Refinement & ref = const_cast<Refinement&> (ng_geometry -> GetRefinement());
+  HPRefinement (*mesh, &ref, levels);
+  /*
   Refinement * ref;
 
   if (stlgeometry)
@@ -1238,15 +1155,15 @@ void Ng_HPRefinement (int levels, double parameter, bool setorders,
   else
     ref = new RefinementSurfaces (*geometry);
 
-
   HPRefinement (*mesh, ref, levels, parameter, setorders, ref_level);
+  */
 }
 
 
 void Ng_HighOrder (int order, bool rational)
 {
   NgLock meshlock (mesh->MajorMutex(), true);
-
+  /*
   Refinement * ref;
 
   if (stlgeometry)
@@ -1267,11 +1184,12 @@ void Ng_HighOrder (int order, bool rational)
     {
        ref = new RefinementSurfaces (*geometry);
     }
- 
+  */
   // cout << "parameter 1: " << argv[1] << " (conversion to int = " << atoi(argv[1]) << ")" << endl;
  
 
-  mesh -> GetCurvedElements().BuildCurvedElements (ref, order, rational);
+  mesh -> GetCurvedElements().BuildCurvedElements (&const_cast<Refinement&> (ng_geometry -> GetRefinement()),
+						   order, rational);
   mesh -> SetNextMajorTimeStamp();
 
   /*
@@ -1279,7 +1197,7 @@ void Ng_HighOrder (int order, bool rational)
     mesh -> GetCurvedElements().BuildCurvedElements (ref, order, rational);
   */
 
-  delete ref;
+  // delete ref;
 }
 
 
@@ -2289,8 +2207,9 @@ int Ng_Bisect_WithInfo ( const char * refinementfile, double ** qualityloss, int
   biopt.femcode = "fepp";
   biopt.refinementfilename = refinementfile;
   
-  Refinement * ref;
+  Refinement * ref = const_cast<Refinement*> (&ng_geometry -> GetRefinement());
   MeshOptimize2d * opt = NULL;
+  /*
   if (stlgeometry)
     ref = new RefinementSTLGeometry(*stlgeometry);
 #ifdef OCCGEOMETRY
@@ -2311,6 +2230,25 @@ int Ng_Bisect_WithInfo ( const char * refinementfile, double ** qualityloss, int
       opt = new MeshOptimize2dSurfaces(*geometry);
       ref->Set2dOptimizer(opt);
     }
+  */
+#ifdef ACIS
+  if (acisgeometry)
+    {
+      // ref = new ACISRefinementSurfaces(*acisgeometry);
+      opt = new ACISMeshOptimize2dSurfaces(*acisgeometry);
+      ref->Set2dOptimizer(opt);
+    }
+  else
+#endif
+    {
+      // ref = new RefinementSurfaces(*geometry);
+      CSGeometry * geometry = dynamic_cast<CSGeometry*> (ng_geometry);
+      if (geometry)
+	{
+	  opt = new MeshOptimize2dSurfaces(*geometry);
+	  ref->Set2dOptimizer(opt);
+	}
+    }
 
   if(!mesh->LocalHFunctionGenerated())
     mesh->CalcLocalH();