Issue 0020904: [CEA 411] export VTK in GEOM

configure.ac

@@ -423,6 +423,7 @@ AC_OUTPUT([ \
   src/NMTDS/Makefile \
   src/NMTTools/Makefile \
   src/OBJECT/Makefile \
+  src/OCC2VTK/Makefile \
   src/OperationGUI/Makefile \
   src/PrimitiveGUI/Makefile \
   src/RepairGUI/Makefile \
@@ -432,6 +433,7 @@ AC_OUTPUT([ \
   src/STLExport/Makefile \
   src/ShHealOper/Makefile \
   src/TransformationGUI/Makefile \
+  src/VTKExport/Makefile \
   resources/Makefile \
   resources/GEOMCatalog.xml \
   idl/Makefile \

src/Makefile.am

@@ -21,10 +21,10 @@
 # Author  : Alexander BORODIN, Open CASCADE S.A.S. (alexander.borodin@opencascade.com)
 # Package : src (source files directory)
 #
-SUBDIRS = ARCHIMEDE NMTDS NMTTools GEOMAlgo SKETCHER GEOM BREPExport	\
+SUBDIRS = ARCHIMEDE NMTDS NMTTools GEOMAlgo SKETCHER OCC2VTK GEOM	\
-          BREPImport IGESExport IGESImport STEPExport STEPImport	\
+          BREPExport BREPImport IGESExport IGESImport STEPExport	\
-          STLExport ShHealOper GEOMImpl GEOM_I GEOMClient GEOM_I_Superv	\
+          STEPImport STLExport VTKExport ShHealOper GEOMImpl GEOM_I	\
-          GEOM_SWIG
+          GEOMClient GEOM_I_Superv GEOM_SWIG
 
 if GEOM_ENABLE_GUI
   SUBDIRS += OBJECT DlgRef GEOMFiltersSelection GEOMGUI GEOMBase GEOMToolsGUI	\
@@ -35,8 +35,9 @@ endif
 
 DIST_SUBDIRS = ARCHIMEDE NMTDS NMTTools GEOMAlgo SKETCHER GEOM BREPExport	\
                BREPImport IGESExport IGESImport STEPExport STEPImport STLExport \
-               ShHealOper GEOMImpl GEOM_I GEOMClient GEOM_I_Superv GEOM_SWIG	\
+               VTKExport ShHealOper GEOMImpl GEOM_I GEOMClient GEOM_I_Superv	\
-               OBJECT DlgRef GEOMFiltersSelection GEOMGUI GEOMBase GEOMToolsGUI	\
+               GEOM_SWIG OBJECT DlgRef GEOMFiltersSelection GEOMGUI GEOMBase	\
-               DisplayGUI BasicGUI PrimitiveGUI GenerationGUI EntityGUI		\
+               GEOMToolsGUI DisplayGUI BasicGUI PrimitiveGUI GenerationGUI	\
-               BuildGUI BooleanGUI TransformationGUI OperationGUI RepairGUI	\
+               EntityGUI BuildGUI BooleanGUI TransformationGUI OperationGUI	\
-               MeasureGUI GroupGUI BlocksGUI AdvancedGUI GEOM_SWIG_WITHIHM
+               RepairGUI MeasureGUI GroupGUI BlocksGUI AdvancedGUI 		\
+               GEOM_SWIG_WITHIHM

src/OBJECT/GEOM_Actor.cxx

@@ -39,6 +39,8 @@
 #include "GEOM_ShadingFace.h"
 #include "SVTK_Actor.h"
 
+#include <OCC2VTK_Tools.h>
+
 #include <vtkObjectFactory.h> 
 #include <vtkRenderer.h> 
 #include <vtkProperty.h> 
@@ -47,14 +49,8 @@
  
 #include <TopAbs_ShapeEnum.hxx>
 #include <TopExp_Explorer.hxx>
-#include <Poly_Triangulation.hxx>
-#include <BRepMesh_IncrementalMesh.hxx>
-#include <Bnd_Box.hxx>
 #include <TopoDS.hxx>
 #include <BRep_Tool.hxx>
-#include <BRepBndLib.hxx>
-#include <TopTools_ListOfShape.hxx>
-#include <TopoDS_Iterator.hxx>
 #include <TopExp.hxx>
  
 #include <vtkPolyDataWriter.h> 
@@ -354,35 +350,6 @@ GEOM_Actor
   return myVectorMode;
 }
 
-static 
-void 
-MeshShape(const TopoDS_Shape& theShape,
-          float& theDeflection, 
-          bool theIsRelative)
-{ 
-  static Standard_Real RELATIVE_DEFLECTION = 0.0001; 
-  Standard_Real aDeflection = theDeflection; 
-
-  if(theDeflection <= 0) { // Compute default theDeflection
-    Bnd_Box B;
-    BRepBndLib::Add(theShape, B);
-    Standard_Real aXmin, aYmin, aZmin, aXmax, aYmax, aZmax;
-    B.Get(aXmin, aYmin, aZmin, aXmax, aYmax, aZmax);
-    Standard_Real aDiagonal = (aXmax-aXmin)*(aXmax-aXmin) +
-                              (aYmax-aYmin)*(aYmax-aYmin) +
-                              (aZmax-aZmin)*(aZmax-aZmin);
-    aDiagonal = sqrt(aDiagonal); 
-    aDeflection = aDiagonal*RELATIVE_DEFLECTION; 
- 
-    if(theIsRelative) 
-      theDeflection = RELATIVE_DEFLECTION; 
-    else 
-      theDeflection = aDeflection; 
-  }
-  
-  BRepMesh_IncrementalMesh aMesh(theShape,aDeflection);
-}
-
 void  
 GEOM_Actor:: 
 SetDeflection(float theDeflection, bool theIsRelative) 
@@ -390,7 +357,7 @@ SetDeflection(float theDeflection, bool theIsRelative)
   myDeflection = theDeflection; 
   myIsRelative = theIsRelative; 
  
-  MeshShape(myShape,myDeflection,myIsRelative); 
+  GEOM::MeshShape2(myShape,myDeflection,myIsRelative); 
  
   SetModified(); 
 } 
@@ -421,7 +388,12 @@ void GEOM_Actor::SetShape (const TopoDS_Shape& theShape,
   TopTools_IndexedDataMapOfShapeListOfShape anEdgeMap;
   TopExp::MapShapesAndAncestors(theShape,TopAbs_EDGE,TopAbs_FACE,anEdgeMap);
   
-  SetShape(theShape,anEdgeMap,theIsVector);
+  GEOM::SetShape(theShape,anEdgeMap,theIsVector,
+                 myIsolatedEdgeSource.Get(),
+                 myOneFaceEdgeSource.Get(),
+                 mySharedEdgeSource.Get(),
+                 myWireframeFaceSource.Get(),
+                 myShadingFaceSource.Get());
   isOnlyVertex =  
     myIsolatedEdgeSource->IsEmpty() &&
     myOneFaceEdgeSource->IsEmpty() &&
@@ -436,65 +408,6 @@ void GEOM_Actor::SetShape (const TopoDS_Shape& theShape,
   }
 }
 
-void GEOM_Actor::SetShape (const TopoDS_Shape& theShape,
-                           const TopTools_IndexedDataMapOfShapeListOfShape& theEdgeMap,
-                           bool theIsVector)
-{
-  if (theShape.ShapeType() == TopAbs_COMPOUND) {
-    TopoDS_Iterator anItr(theShape);
-    for (; anItr.More(); anItr.Next()) {
-      SetShape(anItr.Value(),theEdgeMap,theIsVector);
-    }
-  }
-
-  switch (theShape.ShapeType()) {
-    case TopAbs_WIRE: {
-      TopExp_Explorer anEdgeExp(theShape,TopAbs_EDGE);
-      for (; anEdgeExp.More(); anEdgeExp.Next()){
-        const TopoDS_Edge& anEdge = TopoDS::Edge(anEdgeExp.Current());
-        if (!BRep_Tool::Degenerated(anEdge))
-          myIsolatedEdgeSource->AddEdge(anEdge,theIsVector);
-      }
-      break;
-    }
-    case TopAbs_EDGE: {
-      const TopoDS_Edge& anEdge = TopoDS::Edge(theShape);
-      if (!BRep_Tool::Degenerated(anEdge))
-        myIsolatedEdgeSource->AddEdge(anEdge,theIsVector);
-      break;
-    }
-    case TopAbs_VERTEX: {
-      break;
-    }
-    default: {
-      TopExp_Explorer aFaceExp (theShape,TopAbs_FACE);
-      for(; aFaceExp.More(); aFaceExp.Next()) {
-        const TopoDS_Face& aFace = TopoDS::Face(aFaceExp.Current());
-        myWireframeFaceSource->AddFace(aFace);
-        myShadingFaceSource->AddFace(aFace);
-        TopExp_Explorer anEdgeExp(aFaceExp.Current(), TopAbs_EDGE);
-        for(; anEdgeExp.More(); anEdgeExp.Next()) {
-          const TopoDS_Edge& anEdge = TopoDS::Edge(anEdgeExp.Current());
-          if(!BRep_Tool::Degenerated(anEdge)){
-            // compute the number of faces
-            int aNbOfFaces = theEdgeMap.FindFromKey(anEdge).Extent();
-            switch(aNbOfFaces){
-            case 0:  // isolated edge
-              myIsolatedEdgeSource->AddEdge(anEdge,theIsVector);
-              break;
-            case 1:  // edge in only one face
-              myOneFaceEdgeSource->AddEdge(anEdge,theIsVector);
-              break;
-            default: // edge shared by at least two faces
-              mySharedEdgeSource->AddEdge(anEdge,theIsVector);
-            }
-          }
-        }
-      }
-    }
-  }
-}
-
 // OLD METHODS
 void GEOM_Actor::setDeflection(double adef) {
 #ifdef MYDEBUG

src/OBJECT/GEOM_Actor.h

@@ -51,7 +51,6 @@ typedef GEOM_SmartPtr<GEOM_WireframeFace> PWFaceSource;
 class GEOM_ShadingFace;
 typedef GEOM_SmartPtr<GEOM_ShadingFace> PSFaceSource;
 
-#include <TopTools_IndexedDataMapOfShapeListOfShape.hxx>
 class vtkRenderer;
 
 class vtkAppendPolyData;
@@ -174,10 +173,6 @@ public:
   GetVectorMode();
 
 protected:
-  void SetShape(const TopoDS_Shape& theShape,
-                const TopTools_IndexedDataMapOfShapeListOfShape& theEdgeMap,
-                bool theIsVector = false);
-
   void SetModified();
 
   void GetMatrix(vtkCamera* theCam, vtkMatrix4x4 *result);

src/OBJECT/GEOM_AssemblyBuilder.cxx

@@ -34,6 +34,8 @@
 #include "GEOM_AssemblyBuilder.h"
 #include "GEOM_Actor.h"
 
+#include <OCC2VTK_Tools.h>
+
 #include <SUIT_Session.h>
 #include <SUIT_ResourceMgr.h>
 
@@ -43,14 +45,9 @@
 
 // Open CASCADE Includes
 #include <TopExp_Explorer.hxx>
-#include <Bnd_Box.hxx>
-#include <BRepMesh_IncrementalMesh.hxx>
-#include <Poly_Triangulation.hxx>
-#include <BRepBndLib.hxx>
 #include <BRep_Tool.hxx>
 #include <TopTools_IndexedDataMapOfShapeListOfShape.hxx>
 #include <TopExp.hxx>
-#include <TopTools_ListOfShape.hxx>
 #include <TopoDS_Iterator.hxx>
 
 // Qt includes
@@ -58,15 +55,6 @@
 
 #include "utilities.h"
 
-// SALOME
-
-#define MAX2(X, Y)      (  Abs(X) > Abs(Y)? Abs(X) : Abs(Y) )
-#define MAX3(X, Y, Z)   ( MAX2 ( MAX2(X,Y) , Z) )
-
-
-
-
-
 void GEOM_AssemblyBuilder::InitProperties(vtkProperty* IsoProp,
                                           vtkProperty* FaceProp,
                                           vtkProperty* EdgeFProp,
@@ -159,37 +147,6 @@ void GEOM_AssemblyBuilder::InitProperties(vtkProperty* IsoProp,
 }
 
 
-void GEOM_AssemblyBuilder::MeshShape(const TopoDS_Shape myShape,
-                                         Standard_Real deflection,
-                                         Standard_Boolean forced)
-{
-  // Mesh the shape if necessary
-  Standard_Boolean alreadymesh = Standard_True;
-  TopExp_Explorer ex;
-  TopLoc_Location aLoc;
-
-  for (ex.Init(myShape, TopAbs_FACE); ex.More(); ex.Next()) {
-    const TopoDS_Face& aFace = TopoDS::Face(ex.Current());
-    Handle(Poly_Triangulation) aPoly = BRep_Tool::Triangulation(aFace,aLoc);
-    if(aPoly.IsNull()) { alreadymesh = Standard_False; break; }
-  }
-
-  if(!alreadymesh || forced) {
-    if(deflection<=0) {
-      // Compute default deflection
-      Bnd_Box B;
-      BRepBndLib::Add(myShape, B);
-      if ( B.IsVoid() ) return; // NPAL15983 (Bug when displaying empty groups) 
-      Standard_Real aXmin, aYmin, aZmin, aXmax, aYmax, aZmax;
-      B.Get(aXmin, aYmin, aZmin, aXmax, aYmax, aZmax);
-      deflection = MAX3( aXmax-aXmin , aYmax-aYmin , aZmax-aZmin) * 0.001 *4;
-    }
-    BRepMesh_IncrementalMesh MESH(myShape,deflection);
-  }
-}
-
-
-
 vtkActorCollection* GEOM_AssemblyBuilder::BuildActors(const TopoDS_Shape& myShape,
                                                       Standard_Real    deflection,
                                                       Standard_Integer mode,
@@ -210,7 +167,7 @@ vtkActorCollection* GEOM_AssemblyBuilder::BuildActors(const TopoDS_Shape& myShap
   */
 
   vtkActorCollection* AISActors = vtkActorCollection::New();
-  MeshShape(myShape,deflection,forced);
+  GEOM::MeshShape(myShape,deflection,forced);
   GEOM_Actor* aGeomActor = GEOM_Actor::New();
   aGeomActor->SetShape(myShape,(float)deflection,false,isVector);
   AISActors->AddItem(aGeomActor);

src/OBJECT/GEOM_AssemblyBuilder.h

@@ -50,11 +50,6 @@ class GEOM_OBJECT_EXPORT GEOM_AssemblyBuilder {
                              vtkProperty* EdgePVProp,
                              vtkProperty* VertePVProp);
 
-  static void MeshShape(const TopoDS_Shape myShape,
-                        Standard_Real deflection,
-                        Standard_Boolean forced);
-
-
  public:
 
 

src/OBJECT/Makefile.am

@@ -43,12 +43,7 @@ salomeinclude_HEADERS =				\
 	GEOM_OBJECT_defs.hxx			\
 	GEOM_OCCReader.h			\
 	GEOM_SmartPtr.h				\
-	GEOM_DeviceActor.h			\
+	GEOM_DeviceActor.h
-	GEOM_EdgeSource.h			\
-	GEOM_FaceSource.h			\
-	GEOM_ShadingFace.h			\
-	GEOM_VertexSource.h			\
-	GEOM_WireframeFace.h
 
 # Libraries targets
 lib_LTLIBRARIES = libGEOMObject.la
@@ -62,12 +57,7 @@ dist_libGEOMObject_la_SOURCES =		\
 	GEOM_AISTrihedron.cxx		\
 	GEOM_VTKTrihedron.cxx		\
 	GEOM_AISVector.cxx		\
-	GEOM_DeviceActor.cxx		\
+	GEOM_DeviceActor.cxx
-	GEOM_EdgeSource.cxx		\
-	GEOM_FaceSource.cxx		\
-	GEOM_ShadingFace.cxx		\
-	GEOM_VertexSource.cxx		\
-	GEOM_WireframeFace.cxx
 
 
 libGEOMObject_la_CPPFLAGS =	\
@@ -78,9 +68,11 @@ libGEOMObject_la_CPPFLAGS =	\
 	$(CAS_CPPFLAGS)		\
 	$(VTK_INCLUDES)		\
 	$(KERNEL_CXXFLAGS)	\
-	$(GUI_CXXFLAGS) 
+	$(GUI_CXXFLAGS) 	\
-	
+	-I$(srcdir)/../OCC2VTK
+
 libGEOMObject_la_LDFLAGS  =			\
+	../OCC2VTK/libOCC2VTK.la		\
 	$(QT_MT_LIBS) \
 	$(CAS_KERNEL) -lTKBRep -lTKG2d -lTKG3d -lTKV3d -lTKMesh -lTKGeomBase -lTKGeomAlgo -lTKTopAlgo -lTKService \
 	$(VTK_LIBS) \

src/OCC2VTK/GEOM_EdgeSource.h

@@ -20,17 +20,17 @@
 #ifndef GEOM_EDGESOURCE_H 
 #define GEOM_EDGESOURCE_H 
  
-#include "GEOM_DeviceActor.h" 
+#include "OCC2VTK.h" 
  
 #include <TopoDS_Edge.hxx> 
 #include <NCollection_Set.hxx> 
  
 typedef NCollection_Set<TopoDS_Edge> TEdgeSet; 
  
+#include <vtkPoints.h> 
 #include <vtkPolyDataSource.h> 
- 
+
- 
+class OCC2VTK_EXPORT GEOM_EdgeSource: public vtkPolyDataSource 
-class VTK_EXPORT GEOM_EdgeSource: public vtkPolyDataSource 
 { 
 public: 
   vtkTypeMacro(GEOM_EdgeSource,vtkPolyDataSource); 

src/OCC2VTK/GEOM_FaceSource.h

@@ -20,21 +20,18 @@
 #ifndef GEOM_FACESOURCE_H 
 #define GEOM_FACESOURCE_H 
  
-#include "GEOM_DeviceActor.h" 
+#include "OCC2VTK.h" 
- 
+
 #include <gp_Pnt.hxx>
 #include <TopoDS_Face.hxx> 
 #include <NCollection_Set.hxx> 
  
 typedef NCollection_Set<TopoDS_Face> TFaceSet; 
  
+#include <vtkPoints.h> 
 #include <vtkPolyDataSource.h> 
- 
+
-class GEOM_FaceSource; 
+class OCC2VTK_EXPORT GEOM_FaceSource: public vtkPolyDataSource 
-typedef GEOM_SmartPtr<GEOM_FaceSource> PFaceSource; 
- 
- 
-class VTK_EXPORT GEOM_FaceSource: public vtkPolyDataSource 
 { 
 public: 
   vtkTypeMacro(GEOM_FaceSource,vtkPolyDataSource); 

src/OCC2VTK/GEOM_ShadingFace.h

@@ -20,10 +20,10 @@
 #ifndef GEOM_SHADINGFACE_H 
 #define GEOM_SHADINGFACE_H 
  
+#include "OCC2VTK.h" 
 #include "GEOM_FaceSource.h" 
- 
+
- 
+class OCC2VTK_EXPORT GEOM_ShadingFace: public GEOM_FaceSource 
-class VTK_EXPORT GEOM_ShadingFace: public GEOM_FaceSource 
 { 
 public: 
   vtkTypeMacro(GEOM_ShadingFace,GEOM_FaceSource); 

src/OCC2VTK/GEOM_VertexSource.h

@@ -20,17 +20,17 @@
 #ifndef GEOM_VERTEXSOURCE_H 
 #define GEOM_VERTEXSOURCE_H 
  
-#include "GEOM_DeviceActor.h" 
+#include "OCC2VTK.h" 
  
 #include <TopoDS_Vertex.hxx> 
 #include <NCollection_Set.hxx> 
  
 typedef NCollection_Set<TopoDS_Vertex> TVertexSet; 
  
+#include <vtkPoints.h> 
 #include <vtkPolyDataSource.h> 
- 
+
- 
+class OCC2VTK_EXPORT GEOM_VertexSource: public vtkPolyDataSource 
-class VTK_EXPORT GEOM_VertexSource: public vtkPolyDataSource 
 { 
 public: 
   vtkTypeMacro(GEOM_VertexSource,vtkPolyDataSource); 

src/OCC2VTK/GEOM_WireframeFace.h

@@ -20,15 +20,15 @@
 #ifndef GEOM_WIREFRAME_FACE_H 
 #define GEOM_WIREFRAME_FACE_H 
  
+#include "OCC2VTK.h" 
 #include "GEOM_FaceSource.h" 
 
 #include <GeomAbs_IsoType.hxx>
 #include <BRepAdaptor_Surface.hxx>
  
 #include <vtkPolyDataSource.h> 
- 
+
- 
+class OCC2VTK_EXPORT GEOM_WireframeFace: public GEOM_FaceSource 
-class VTK_EXPORT GEOM_WireframeFace: public GEOM_FaceSource 
 { 
 public: 
   vtkTypeMacro(GEOM_WireframeFace,GEOM_FaceSource); 

src/OCC2VTK/Makefile.am

@@ -0,0 +1,53 @@
+#  Copyright (C) 2007-2010  CEA/DEN, EDF R&D, OPEN CASCADE
+#
+#  This library is free software; you can redistribute it and/or
+#  modify it under the terms of the GNU Lesser General Public
+#  License as published by the Free Software Foundation; either
+#  version 2.1 of the License.
+#
+#  This library is distributed in the hope that it will be useful,
+#  but WITHOUT ANY WARRANTY; without even the implied warranty of
+#  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+#  Lesser General Public License for more details.
+#
+#  You should have received a copy of the GNU Lesser General Public
+#  License along with this library; if not, write to the Free Software
+#  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
+#
+#  See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
+#
+
+include $(top_srcdir)/adm_local/unix/make_common_starter.am
+
+# header files 
+salomeinclude_HEADERS =		\
+	OCC2VTK.h		\
+	OCC2VTK_Tools.h		\
+	GEOM_EdgeSource.h	\
+	GEOM_FaceSource.h	\
+	GEOM_ShadingFace.h	\
+	GEOM_VertexSource.h	\
+	GEOM_WireframeFace.h
+
+# Libraries targets
+lib_LTLIBRARIES = libOCC2VTK.la
+
+dist_libOCC2VTK_la_SOURCES =	\
+	OCC2VTK_Tools.cxx	\
+	GEOM_EdgeSource.cxx	\
+	GEOM_FaceSource.cxx	\
+	GEOM_ShadingFace.cxx	\
+	GEOM_VertexSource.cxx	\
+	GEOM_WireframeFace.cxx
+
+libOCC2VTK_la_CPPFLAGS =	\
+	$(QT_INCLUDES)		\
+	$(CAS_CPPFLAGS)		\
+	$(VTK_INCLUDES)		\
+	$(KERNEL_CXXFLAGS)
+
+libOCC2VTK_la_LDFLAGS  =	\
+	$(QT_MT_LIBS) \
+	$(CAS_KERNEL) -lTKBRep -lTKG2d -lTKG3d -lTKV3d -lTKMesh -lTKGeomBase -lTKGeomAlgo -lTKTopAlgo -lTKService \
+	$(VTK_LIBS) \
+	$(KERNEL_LDFLAGS)  -lSALOMELocalTrace

src/OCC2VTK/OCC2VTK.h

@@ -0,0 +1,36 @@
+//  Copyright (C) 2007-2010  CEA/DEN, EDF R&D, OPEN CASCADE
+//
+//  Copyright (C) 2003-2007  OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
+//  CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS
+//
+//  This library is free software; you can redistribute it and/or
+//  modify it under the terms of the GNU Lesser General Public
+//  License as published by the Free Software Foundation; either
+//  version 2.1 of the License.
+//
+//  This library is distributed in the hope that it will be useful,
+//  but WITHOUT ANY WARRANTY; without even the implied warranty of
+//  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+//  Lesser General Public License for more details.
+//
+//  You should have received a copy of the GNU Lesser General Public
+//  License along with this library; if not, write to the Free Software
+//  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
+//
+//  See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
+//
+
+#ifndef OCC2VTK_H
+#define OCC2VTK_H
+
+#if defined WIN32
+#  if defined OCC2VTK_EXPORTS
+#    define OCC2VTK_EXPORT __declspec( dllexport )
+#  else
+#    define OCC2VTK_EXPORT __declspec( dllimport )
+#  endif
+#else
+#  define OCC2VTK_EXPORT
+#endif
+
+#endif // OCC2VTK_H

src/OCC2VTK/OCC2VTK_Tools.cxx

@@ -0,0 +1,165 @@
+//  Copyright (C) 2007-2010  CEA/DEN, EDF R&D, OPEN CASCADE
+//
+//  This library is free software; you can redistribute it and/or
+//  modify it under the terms of the GNU Lesser General Public
+//  License as published by the Free Software Foundation; either
+//  version 2.1 of the License.
+//
+//  This library is distributed in the hope that it will be useful,
+//  but WITHOUT ANY WARRANTY; without even the implied warranty of
+//  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+//  Lesser General Public License for more details.
+//
+//  You should have received a copy of the GNU Lesser General Public
+//  License along with this library; if not, write to the Free Software
+//  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
+//
+//  See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
+//
+
+#include "OCC2VTK_Tools.h" 
+
+#include "GEOM_VertexSource.h" 
+#include "GEOM_EdgeSource.h" 
+#include "GEOM_WireframeFace.h" 
+#include "GEOM_ShadingFace.h"
+
+#include <Bnd_Box.hxx>
+#include <BRep_Tool.hxx>
+#include <BRepBndLib.hxx>
+#include <BRepMesh_IncrementalMesh.hxx>
+#include <Poly_Triangulation.hxx>
+#include <TopExp_Explorer.hxx>
+#include <TopoDS.hxx>
+#include <TopTools_ListOfShape.hxx>
+
+#define MAX2(X, Y)    (Abs(X) > Abs(Y) ? Abs(X) : Abs(Y))
+#define MAX3(X, Y, Z) (MAX2(MAX2(X,Y), Z))
+
+namespace GEOM
+{
+  void MeshShape(const TopoDS_Shape theShape,
+                 Standard_Real theDeflection,
+                 Standard_Boolean theForced)
+  {
+    // Mesh the shape if necessary
+    Standard_Boolean alreadymesh = Standard_True;
+    TopExp_Explorer ex;
+    TopLoc_Location aLoc;
+
+    for (ex.Init(theShape, TopAbs_FACE); ex.More(); ex.Next()) {
+      const TopoDS_Face& aFace = TopoDS::Face(ex.Current());
+      Handle(Poly_Triangulation) aPoly = BRep_Tool::Triangulation(aFace,aLoc);
+      if(aPoly.IsNull()) { alreadymesh = Standard_False; break; }
+    }
+
+    if(!alreadymesh || theForced) {
+      if(theDeflection<=0) {
+        // Compute default deflection
+        Bnd_Box B;
+        BRepBndLib::Add(theShape, B);
+        if ( B.IsVoid() ) return; // NPAL15983 (Bug when displaying empty groups) 
+        Standard_Real aXmin, aYmin, aZmin, aXmax, aYmax, aZmax;
+        B.Get(aXmin, aYmin, aZmin, aXmax, aYmax, aZmax);
+        theDeflection = MAX3(aXmax-aXmin, aYmax-aYmin, aZmax-aZmin) * 0.001 * 4;
+      }
+      BRepMesh_IncrementalMesh MESH(theShape,theDeflection);
+    }
+  }
+
+  void MeshShape2(const TopoDS_Shape& theShape,
+                  float& theDeflection, 
+                  bool theIsRelative)
+  {
+    static Standard_Real RELATIVE_DEFLECTION = 0.0001;
+    Standard_Real aDeflection = theDeflection;
+
+    if(theDeflection <= 0) { // Compute default theDeflection
+      Bnd_Box B;
+      BRepBndLib::Add(theShape, B);
+      Standard_Real aXmin, aYmin, aZmin, aXmax, aYmax, aZmax;
+      B.Get(aXmin, aYmin, aZmin, aXmax, aYmax, aZmax);
+      Standard_Real aDiagonal = (aXmax-aXmin)*(aXmax-aXmin) +
+                                (aYmax-aYmin)*(aYmax-aYmin) +
+                                (aZmax-aZmin)*(aZmax-aZmin);
+      aDiagonal = sqrt(aDiagonal);
+      aDeflection = aDiagonal*RELATIVE_DEFLECTION;
+
+      if(theIsRelative)
+        theDeflection = RELATIVE_DEFLECTION;
+      else
+        theDeflection = aDeflection;
+    }
+ 
+    BRepMesh_IncrementalMesh aMesh(theShape,aDeflection);
+  }
+
+  void SetShape(const TopoDS_Shape& theShape,
+                const TopTools_IndexedDataMapOfShapeListOfShape& theEdgeMap,
+                bool theIsVector,
+                GEOM_EdgeSource* theIsolatedEdgeSource,
+                GEOM_EdgeSource* theOneFaceEdgeSource,
+                GEOM_EdgeSource* theSharedEdgeSource,
+                GEOM_WireframeFace* theWireframeFaceSource,
+                GEOM_ShadingFace* theShadingFaceSource)
+  {
+    if (theShape.ShapeType() == TopAbs_COMPOUND) {
+      TopoDS_Iterator anItr(theShape);
+      for (; anItr.More(); anItr.Next()) {
+        SetShape(anItr.Value(),theEdgeMap,theIsVector,
+                 theIsolatedEdgeSource,
+                 theOneFaceEdgeSource,
+                 theSharedEdgeSource,
+                 theWireframeFaceSource,
+                 theShadingFaceSource);
+      }
+    }
+
+    switch (theShape.ShapeType()) {
+      case TopAbs_WIRE: {
+        TopExp_Explorer anEdgeExp(theShape,TopAbs_EDGE);
+        for (; anEdgeExp.More(); anEdgeExp.Next()){
+          const TopoDS_Edge& anEdge = TopoDS::Edge(anEdgeExp.Current());
+          if (!BRep_Tool::Degenerated(anEdge))
+            theIsolatedEdgeSource->AddEdge(anEdge,theIsVector);
+        }
+        break;
+      }
+      case TopAbs_EDGE: {
+        const TopoDS_Edge& anEdge = TopoDS::Edge(theShape);
+        if (!BRep_Tool::Degenerated(anEdge))
+          theIsolatedEdgeSource->AddEdge(anEdge,theIsVector);
+        break;
+      }
+      case TopAbs_VERTEX: {
+        break;
+      }
+      default: {
+        TopExp_Explorer aFaceExp (theShape,TopAbs_FACE);
+        for(; aFaceExp.More(); aFaceExp.Next()) {
+          const TopoDS_Face& aFace = TopoDS::Face(aFaceExp.Current());
+          theWireframeFaceSource->AddFace(aFace);
+          theShadingFaceSource->AddFace(aFace);
+          TopExp_Explorer anEdgeExp(aFaceExp.Current(), TopAbs_EDGE);
+          for(; anEdgeExp.More(); anEdgeExp.Next()) {
+            const TopoDS_Edge& anEdge = TopoDS::Edge(anEdgeExp.Current());
+            if(!BRep_Tool::Degenerated(anEdge)){
+              // compute the number of faces
+              int aNbOfFaces = theEdgeMap.FindFromKey(anEdge).Extent();
+              switch(aNbOfFaces){
+              case 0:  // isolated edge
+                theIsolatedEdgeSource->AddEdge(anEdge,theIsVector);
+                break;
+              case 1:  // edge in only one face
+                theOneFaceEdgeSource->AddEdge(anEdge,theIsVector);
+                break;
+              default: // edge shared by at least two faces
+                theSharedEdgeSource->AddEdge(anEdge,theIsVector);
+              }
+            }
+          }
+        }
+      }
+    }
+  }
+}

src/OCC2VTK/OCC2VTK_Tools.h

@@ -0,0 +1,55 @@
+//  Copyright (C) 2007-2010  CEA/DEN, EDF R&D, OPEN CASCADE
+//
+//  This library is free software; you can redistribute it and/or
+//  modify it under the terms of the GNU Lesser General Public
+//  License as published by the Free Software Foundation; either
+//  version 2.1 of the License.
+//
+//  This library is distributed in the hope that it will be useful,
+//  but WITHOUT ANY WARRANTY; without even the implied warranty of
+//  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+//  Lesser General Public License for more details.
+//
+//  You should have received a copy of the GNU Lesser General Public
+//  License along with this library; if not, write to the Free Software
+//  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
+//
+//  See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
+//
+
+#ifndef OCC2VTK_TOOLS_H
+#define OCC2VTK_TOOLS_H
+
+#include "OCC2VTK.h" 
+
+#include <TopoDS_Shape.hxx>
+#include <TopTools_IndexedDataMapOfShapeListOfShape.hxx>
+
+class GEOM_EdgeSource;
+class GEOM_WireframeFace;
+class GEOM_ShadingFace;
+
+namespace GEOM
+{
+  // moved from GEOM_AssemblyBuilder
+  OCC2VTK_EXPORT void MeshShape(const TopoDS_Shape theShape,
+                                Standard_Real theDeflection,
+                                Standard_Boolean theForced);
+
+  // moved from GEOM_Actor
+  OCC2VTK_EXPORT void MeshShape2(const TopoDS_Shape& theShape,
+                                 float& theDeflection, 
+                                 bool theIsRelative);
+
+  // moved from GEOM_Actor
+  OCC2VTK_EXPORT void SetShape(const TopoDS_Shape& theShape,
+                               const TopTools_IndexedDataMapOfShapeListOfShape& theEdgeMap,
+                               bool theIsVector,
+                               GEOM_EdgeSource* theIsolatedEdgeSource,
+                               GEOM_EdgeSource* theOneFaceEdgeSource,
+                               GEOM_EdgeSource* theSharedEdgeSource,
+                               GEOM_WireframeFace* theWireframeFaceSource,
+                               GEOM_ShadingFace* theShadingFaceSource);
+}
+
+#endif // OCC2VTK_TOOLS_H

src/VTKExport/Makefile.am

@@ -0,0 +1,45 @@
+#  Copyright (C) 2007-2010  CEA/DEN, EDF R&D, OPEN CASCADE
+#
+#  This library is free software; you can redistribute it and/or
+#  modify it under the terms of the GNU Lesser General Public
+#  License as published by the Free Software Foundation; either
+#  version 2.1 of the License.
+#
+#  This library is distributed in the hope that it will be useful,
+#  but WITHOUT ANY WARRANTY; without even the implied warranty of
+#  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+#  Lesser General Public License for more details.
+#
+#  You should have received a copy of the GNU Lesser General Public
+#  License along with this library; if not, write to the Free Software
+#  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
+#
+#  See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
+#
+
+#  $Header$
+#
+include $(top_srcdir)/adm_local/unix/make_common_starter.am
+
+# header files 
+salomeinclude_HEADERS =
+
+# Libraries targets
+lib_LTLIBRARIES = libVTKExport.la
+
+dist_libVTKExport_la_SOURCES =	\
+	VTKExport.cxx
+
+# additional information to compile and link file
+
+libVTKExport_la_CPPFLAGS =	\
+	$(CAS_CPPFLAGS)		\
+	$(VTK_INCLUDES)		\
+	$(KERNEL_CXXFLAGS) 	\
+	-I$(srcdir)/../OCC2VTK
+
+libVTKExport_la_LDFLAGS  =			\
+	../OCC2VTK/libOCC2VTK.la		\
+	$(KERNEL_LDFLAGS) -lSALOMELocalTrace	\
+	$(STDLIB)				\
+	$(CAS_LDPATH)

src/VTKExport/VTKExport.cxx

@@ -0,0 +1,144 @@
+//  Copyright (C) 2007-2010  CEA/DEN, EDF R&D, OPEN CASCADE
+//
+//  Copyright (C) 2003-2007  OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
+//  CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS
+//
+//  This library is free software; you can redistribute it and/or
+//  modify it under the terms of the GNU Lesser General Public
+//  License as published by the Free Software Foundation; either
+//  version 2.1 of the License.
+//
+//  This library is distributed in the hope that it will be useful,
+//  but WITHOUT ANY WARRANTY; without even the implied warranty of
+//  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+//  Lesser General Public License for more details.
+//
+//  You should have received a copy of the GNU Lesser General Public
+//  License along with this library; if not, write to the Free Software
+//  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
+//
+//  See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
+//
+
+// File:        VTKExport.cxx
+// Author:      Oleg UVAROV
+//
+#include "utilities.h"
+
+#include <Basics_Utils.hxx>
+
+#include <OCC2VTK_Tools.h>
+
+#include <GEOM_VertexSource.h>
+#include <GEOM_EdgeSource.h>
+#include <GEOM_WireframeFace.h>
+#include <GEOM_ShadingFace.h>
+
+#include <vtkAppendPolyData.h>  
+#include <vtkPolyDataWriter.h>  
+
+#include <TCollection_AsciiString.hxx>
+#include <TopExp.hxx>
+#include <TopExp_Explorer.hxx>
+#include <TopoDS.hxx>
+#include <TopoDS_Shape.hxx>
+
+#ifdef WIN32
+# if defined VTKEXPORT_EXPORTS || defined VTKExport_EXPORTS
+#  define VTKEXPORT_EXPORT __declspec( dllexport )
+# else
+#  define VTKEXPORT_EXPORT __declspec( dllimport )
+# endif
+#else
+# define VTKEXPORT_EXPORT
+#endif
+
+//=============================================================================
+/*!
+ *
+ */
+//=============================================================================
+
+extern "C"
+{
+  VTKEXPORT_EXPORT
+  int Export(const TopoDS_Shape& theShape,
+             const TCollection_AsciiString& theFileName,
+             const TCollection_AsciiString& theFormatName)
+  {
+    MESSAGE("Export VTK into file " << theFileName.ToCString());
+
+    try
+    {
+      GEOM_VertexSource* myVertexSource = GEOM_VertexSource::New();
+      GEOM_EdgeSource* myIsolatedEdgeSource = GEOM_EdgeSource::New();
+      GEOM_EdgeSource* myOneFaceEdgeSource = GEOM_EdgeSource::New();
+      GEOM_EdgeSource* mySharedEdgeSource = GEOM_EdgeSource::New();
+      GEOM_WireframeFace* myWireframeFaceSource = GEOM_WireframeFace::New();
+      GEOM_ShadingFace* myShadingFaceSource = GEOM_ShadingFace::New();
+
+      vtkAppendPolyData* myAppendFilter = vtkAppendPolyData::New();
+      myAppendFilter->AddInput( myVertexSource->GetOutput() );
+      myAppendFilter->AddInput( myIsolatedEdgeSource->GetOutput() );
+      myAppendFilter->AddInput( myOneFaceEdgeSource->GetOutput() );
+      myAppendFilter->AddInput( mySharedEdgeSource->GetOutput() );
+      //myAppendFilter->AddInput( myWireframeFaceSource->GetOutput() ); // iso-lines are unnecessary
+      myAppendFilter->AddInput( myShadingFaceSource->GetOutput() );
+
+      float aDeflection = 1.0;
+      bool anIsForced = true;
+      bool anIsRelative = false;
+      bool anIsVector = false;
+
+      GEOM::MeshShape( theShape, aDeflection, anIsForced );
+
+      TopExp_Explorer aVertexExp( theShape, TopAbs_VERTEX );
+      for( ; aVertexExp.More(); aVertexExp.Next() )
+      {
+        const TopoDS_Vertex& aVertex = TopoDS::Vertex( aVertexExp.Current() );
+        myVertexSource->AddVertex( aVertex );
+      }
+
+      GEOM::MeshShape2( theShape, aDeflection, anIsRelative );
+
+      TopTools_IndexedDataMapOfShapeListOfShape anEdgeMap;
+      TopExp::MapShapesAndAncestors( theShape, TopAbs_EDGE, TopAbs_FACE, anEdgeMap );
+  
+      GEOM::SetShape( theShape,
+                      anEdgeMap,
+                      anIsVector,
+                      myIsolatedEdgeSource,
+                      myOneFaceEdgeSource,
+                      mySharedEdgeSource,
+                      myWireframeFaceSource,
+                      myShadingFaceSource );
+
+      myAppendFilter->Update();
+
+      // Set "C" numeric locale to save numbers correctly
+      Kernel_Utils::Localizer loc;
+
+      vtkPolyDataWriter* aWriter = vtkPolyDataWriter::New(); 
+      aWriter->SetInput( myAppendFilter->GetOutput() );
+      aWriter->SetFileName( theFileName.ToCString() );
+      aWriter->Write();
+      aWriter->Delete();
+
+      myVertexSource->Delete();
+      myIsolatedEdgeSource->Delete();
+      myOneFaceEdgeSource->Delete();
+      mySharedEdgeSource->Delete();
+      myWireframeFaceSource->Delete();
+      myShadingFaceSource->Delete();
+
+      myAppendFilter->Delete();
+
+      return 1;
+    }
+    catch(Standard_Failure)
+    {
+      //THROW_SALOME_CORBA_EXCEPTION("Exception catched in VTKExport", SALOME::BAD_PARAM);
+    }
+    return 0;
+  }
+}

src/VTKExport/VTKExport.pro

@@ -0,0 +1,47 @@
+#  Copyright (C) 2007-2010  CEA/DEN, EDF R&D, OPEN CASCADE
+#
+#  This library is free software; you can redistribute it and/or
+#  modify it under the terms of the GNU Lesser General Public
+#  License as published by the Free Software Foundation; either
+#  version 2.1 of the License.
+#
+#  This library is distributed in the hope that it will be useful,
+#  but WITHOUT ANY WARRANTY; without even the implied warranty of
+#  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+#  Lesser General Public License for more details.
+#
+#  You should have received a copy of the GNU Lesser General Public
+#  License along with this library; if not, write to the Free Software
+#  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
+#
+#  See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
+#
+
+TEMPLATE = lib
+TARGET = VTKExport
+DESTDIR = ../../lib
+MOC_DIR = ../../moc
+OBJECTS_DIR = ../../obj/$$TARGET
+
+CASROOT = $$(CASROOT)
+CAS_CPPFLAGS = $${CASROOT}/inc
+
+KERNEL_CXXFLAGS = $$(KERNEL_ROOT_DIR)/include/salome
+
+KERNEL_LDFLAGS = -L$$(KERNEL_ROOT_DIR)/lib/salome
+
+STDLIB = -lstdc++
+
+CAS_LDPATH = -L$$(CASROOT)/Linux/lib
+
+INCLUDEPATH += $${CAS_CPPFLAGS} $${KERNEL_CXXFLAGS}
+
+LIBS += $${STDLIB} $${CAS_LDPATH} $${KERNEL_LDFLAGS} -lSALOMELocalTrace 
+
+CONFIG -= debug release debug_and_release
+CONFIG += qt thread debug dll shared
+
+win32:DEFINES += WIN32 
+DEFINES += OCC_VERSION_MAJOR=6 OCC_VERSION_MINOR=1 OCC_VERSION_MAINTENANCE=1 LIN LINTEL CSFDB No_exception HAVE_CONFIG_H HAVE_LIMITS_H HAVE_WOK_CONFIG_H OCC_CONVERT_SIGNALS
+
+SOURCES  = VTKExport.cxx