X-Git-Url: http://git.salome-platform.org/gitweb/?a=blobdiff_plain;ds=sidebyside;f=src%2FSMESH%2FSMESH_Mesh.cxx;h=eb0f0392df127cf163d191336af218de0d2e3ea9;hb=455afe36e4542c56ad944b1c01b4c63c4316d1e9;hp=0c05113cf685d51b73c737d8a702e69d9d58edda;hpb=ed456586bfb1411c5bff73b221658766689a6253;p=modules%2Fsmesh.git

diff --git a/src/SMESH/SMESH_Mesh.cxx b/src/SMESH/SMESH_Mesh.cxx
index 0c05113cf..eb0f0392d 100644
--- a/src/SMESH/SMESH_Mesh.cxx
+++ b/src/SMESH/SMESH_Mesh.cxx
@@ -33,6 +33,7 @@
 #include "SMESH_Group.hxx"
 #include "SMESHDS_Group.hxx"
 #include "SMESHDS_Script.hxx"
+#include "SMESHDS_GroupOnGeom.hxx"
 #include "SMDS_MeshVolume.hxx"
 
 #include "utilities.h"
@@ -110,15 +111,39 @@ SMESH_Mesh::~SMESH_Mesh()
  */
 //=============================================================================
 
-void SMESH_Mesh::ShapeToMesh(const TopoDS_Shape & aShape){
+void SMESH_Mesh::ShapeToMesh(const TopoDS_Shape & aShape)
+{
   if(MYDEBUG) MESSAGE("SMESH_Mesh::ShapeToMesh");
-  if (_isShapeToMesh)
-    throw
-      SALOME_Exception(LOCALIZED
-		       ("a shape to mesh as already been defined"));
+
+  if ( !_myMeshDS->ShapeToMesh().IsNull() && aShape.IsNull() )
+  {
+    // removal of a shape to mesh, delete objects referring to sub-shapes:
+    // - sub-meshes
+    map <int, SMESH_subMesh *>::iterator i_sm = _mapSubMesh.begin();
+    for ( ; i_sm != _mapSubMesh.end(); ++i_sm )
+      delete i_sm->second;
+    _mapSubMesh.clear();
+    //  - groups on geometry
+    map <int, SMESH_Group *>::iterator i_gr = _mapGroup.begin();
+    while ( i_gr != _mapGroup.end() ) {
+      if ( dynamic_cast<SMESHDS_GroupOnGeom*>( i_gr->second->GetGroupDS() )) {
+        _myMeshDS->RemoveGroup( i_gr->second->GetGroupDS() );
+        delete i_gr->second;
+        _mapGroup.erase( i_gr++ );
+      }
+      else
+        i_gr++;
+    }
+    _mapAncestors.Clear();
+    _mapPropagationChains.Clear();
+  }
+  else
+  {
+    if (_isShapeToMesh)
+      throw SALOME_Exception(LOCALIZED ("a shape to mesh has already been defined"));
+  }
   _isShapeToMesh = true;
   _myMeshDS->ShapeToMesh(aShape);
-  
   // NRI : 24/02/03
   //EAP: 1/9/04 TopExp::MapShapes(aShape, _subShapes); USE the same map of _myMeshDS
 }
@@ -132,7 +157,7 @@ int SMESH_Mesh::UNVToMesh(const char* theFileName)
 {
   if(MYDEBUG) MESSAGE("UNVToMesh - theFileName = "<<theFileName);
   if(_isShapeToMesh)
-    throw SALOME_Exception(LOCALIZED("a shape to mesh as already been defined"));
+    throw SALOME_Exception(LOCALIZED("a shape to mesh has already been defined"));
   _isShapeToMesh = true;
   DriverUNV_R_SMDS_Mesh myReader;
   myReader.SetMesh(_myMeshDS);
@@ -157,7 +182,7 @@ int SMESH_Mesh::MEDToMesh(const char* theFileName, const char* theMeshName)
 {
   if(MYDEBUG) MESSAGE("MEDToMesh - theFileName = "<<theFileName<<", mesh name = "<<theMeshName);
   if(_isShapeToMesh)
-    throw SALOME_Exception(LOCALIZED("a shape to mesh as already been defined"));
+    throw SALOME_Exception(LOCALIZED("a shape to mesh has already been defined"));
   _isShapeToMesh = true;
   DriverMED_R_SMESHDS_Mesh myReader;
   myReader.SetMesh(_myMeshDS);
@@ -199,7 +224,7 @@ int SMESH_Mesh::STLToMesh(const char* theFileName)
 {
   if(MYDEBUG) MESSAGE("UNVToMesh - theFileName = "<<theFileName);
   if(_isShapeToMesh)
-    throw SALOME_Exception(LOCALIZED("a shape to mesh as already been defined"));
+    throw SALOME_Exception(LOCALIZED("a shape to mesh has already been defined"));
   _isShapeToMesh = true;
   DriverSTL_R_SMDS_Mesh myReader;
   myReader.SetMesh(_myMeshDS);
@@ -631,11 +656,15 @@ throw(SALOME_Exception)
  */
 //=============================================================================
 
-void SMESH_Mesh::ExportMED(const char *file, const char* theMeshName, bool theAutoGroups) throw(SALOME_Exception)
+void SMESH_Mesh::ExportMED(const char *file, 
+			   const char* theMeshName, 
+			   bool theAutoGroups,
+			   int theVersion) 
+  throw(SALOME_Exception)
 {
   Unexpect aCatch(SalomeException);
   DriverMED_W_SMESHDS_Mesh myWriter;
-  myWriter.SetFile    ( file        );
+  myWriter.SetFile    ( file, MED::EVersion(theVersion) );
   myWriter.SetMesh    ( _myMeshDS   );
   if ( !theMeshName ) 
     myWriter.SetMeshId  ( _idDoc      );
@@ -960,6 +989,26 @@ bool SMESH_Mesh::IsPropagatedHypothesis (const TopoDS_Shape& theEdge,
 
   return false;
 }
+//=============================================================================
+/*!
+ *  IsReversedInChain
+ */
+//=============================================================================
+
+bool SMESH_Mesh::IsReversedInChain (const TopoDS_Shape& theEdge,
+                                    const TopoDS_Shape& theMainEdge)
+{
+  if ( !theMainEdge.IsNull() && !theEdge.IsNull() &&
+      _mapPropagationChains.Contains( theMainEdge ))
+  {
+    const TopTools_IndexedMapOfShape& aChain =
+      _mapPropagationChains.FindFromKey( theMainEdge );
+    int index = aChain.FindIndex( theEdge );
+    if ( index )
+      return aChain(index).Orientation() == TopAbs_REVERSED;
+  }
+  return false;
+}
 
 //=============================================================================
 /*!
@@ -1071,7 +1120,7 @@ bool SMESH_Mesh::BuildPropagationChain (const TopoDS_Shape& theMainEdge)
 
   // List of edges, added to chain on the previous cycle pass
   TopTools_ListOfShape listPrevEdges;
-  listPrevEdges.Append(theMainEdge);
+  listPrevEdges.Append(theMainEdge.Oriented( TopAbs_FORWARD ));
 
 //   5____4____3____4____5____6
 //   |    |    |    |    |    |
@@ -1118,9 +1167,6 @@ bool SMESH_Mesh::BuildPropagationChain (const TopoDS_Shape& theMainEdge)
             if (!_mapAncestors.Contains(anEdges(nb))) {
               MESSAGE("WIRE EXPLORER HAVE GIVEN AN INVALID EDGE !!!");
               break;
-            } else {
-              int ind = _mapAncestors.FindIndex(anEdges(nb));
-              anEdges(nb) = _mapAncestors.FindKey(ind);
             }
             if (anEdges(nb).IsSame(anE)) found = nb;
           }
@@ -1141,7 +1187,12 @@ bool SMESH_Mesh::BuildPropagationChain (const TopoDS_Shape& theMainEdge)
                   aChain.Clear();
                   return false;
                 } else {
-                  // Add found edge to the chain
+                  // Add found edge to the chain oriented so that to
+                  // have it in aChain co-directed with theMainEdge
+                  TopAbs_Orientation ori = anE.Orientation();
+                  if ( anEdges(opp).Orientation() == anEdges(found).Orientation() )
+                    ori = TopAbs::Reverse( ori );
+                  anOppE.Orientation( ori );
                   aChain.Add(anOppE);
                   listCurEdges.Append(anOppE);
                 }