X-Git-Url: http://git.salome-platform.org/gitweb/?p=modules%2Fsmesh.git;a=blobdiff_plain;f=src%2FSMESHUtils%2FSMESH_Delaunay.cxx;h=bc5576797f0ba94bb15c793d9bc249a7c8fa88dc;hp=2a2809cc98e75f5845c7fd26a295e56f039bf2eb;hb=a274ade365bd0f0e19d56c577acc4a13aa1972a7;hpb=bd7477efc255f965c479d88d1be1ee3dbf4aa760

diff --git a/src/SMESHUtils/SMESH_Delaunay.cxx b/src/SMESHUtils/SMESH_Delaunay.cxx
index 2a2809cc9..bc5576797 100644
--- a/src/SMESHUtils/SMESH_Delaunay.cxx
+++ b/src/SMESHUtils/SMESH_Delaunay.cxx
@@ -1,4 +1,4 @@
-// Copyright (C) 2007-2016  CEA/DEN, EDF R&D, OPEN CASCADE
+// Copyright (C) 2007-2021  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
@@ -32,13 +32,14 @@
 #include <BRepAdaptor_Surface.hxx>
 #include <BRepMesh_Delaun.hxx>
 
+#include <Basics_OCCTVersion.hxx>
+
 //================================================================================
 /*!
  * \brief Construct a Delaunay triangulation of given boundary nodes
  *  \param [in] boundaryNodes - vector of nodes of a wire
  *  \param [in] face - the face
  *  \param [in] faceID - the face ID
- *  \param [in] nbNodesToVisit - nb of non-marked nodes on the face
  */
 //================================================================================
 
@@ -54,6 +55,8 @@ SMESH_Delaunay::SMESH_Delaunay(const std::vector< const UVPtStructVec* > & bound
     const int nbDiv = 100;
     const double uRange = surf.LastUParameter() - surf.FirstUParameter();
     const double vRange = surf.LastVParameter() - surf.FirstVParameter();
+    const double uFixed = surf.FirstUParameter() + 0.5 * uRange;
+    const double vFixed = surf.FirstVParameter() + 0.5 * vRange;
     const double dU = uRange / nbDiv;
     const double dV = vRange / nbDiv;
     double u = surf.FirstUParameter(), v = surf.FirstVParameter();
@@ -61,10 +64,10 @@ SMESH_Delaunay::SMESH_Delaunay(const std::vector< const UVPtStructVec* > & bound
     double lenU = 0, lenV = 0;
     for ( ; u < surf.LastUParameter(); u += dU, v += dV )
     {
-      gp_Pnt p1U = surf.Value( u, surf.FirstVParameter() );
+      gp_Pnt p1U = surf.Value( u, vFixed );
       lenU += p1U.Distance( p0U );
       p0U = p1U;
-      gp_Pnt p1V = surf.Value( surf.FirstUParameter(), v );
+      gp_Pnt p1V = surf.Value( uFixed, v );
       lenV += p1V.Distance( p0V );
       p0V = p1V;
     }
@@ -82,7 +85,11 @@ SMESH_Delaunay::SMESH_Delaunay(const std::vector< const UVPtStructVec* > & bound
   _bndNodes.resize( nbP );
 
   // fill boundary points
+#if OCC_VERSION_LARGE <= 0x07030000
   BRepMesh::Array1OfVertexOfDelaun bndVert( 1, 1 + nbP );
+#else
+  IMeshData::Array1OfVertexOfDelaun bndVert( 1, 1 + nbP );
+#endif
   BRepMesh_Vertex v( 0, 0, BRepMesh_Frontier );
   for ( size_t iW = 0; iW < boundaryNodes.size(); ++iW )
   {
@@ -218,7 +225,8 @@ const BRepMesh_Triangle* SMESH_Delaunay::FindTriangle( const gp_XY&
     gp_XY seg = uv - gc;
 
     tria->Edges( linkIDs, ori );
-    int triaID = _triaDS->IndexOf( *tria );
+
+    const BRepMesh_Triangle* prevTria = tria;
     tria = 0;
 
     for ( int i = 0; i < 3; ++i )
@@ -241,7 +249,9 @@ const BRepMesh_Triangle* SMESH_Delaunay::FindTriangle( const gp_XY&
       double uSeg = ( uv1 - gc ) ^ lin / crossSegLin;
       if ( 0. <= uSeg && uSeg <= 1. )
       {
-        tria = & _triaDS->GetElement( triIDs.Index( 1 + ( triIDs.Index(1) == triaID )));
+        tria = & _triaDS->GetElement( triIDs.Index( 1 ));
+        if ( tria == prevTria )
+          tria = & _triaDS->GetElement( triIDs.Index( 2 ));
         if ( tria->Movability() != BRepMesh_Deleted )
           break;
       }
@@ -260,10 +270,17 @@ const BRepMesh_Triangle* SMESH_Delaunay::FindTriangle( const gp_XY&
 
 const BRepMesh_Triangle* SMESH_Delaunay::GetTriangleNear( int iBndNode )
 {
+  if ( iBndNode >= _triaDS->NbNodes() )
+    return 0;
   int nodeIDs[3];
   int nbNbNodes = _bndNodes.size();
-  const BRepMesh::ListOfInteger & linkIds = _triaDS->LinksConnectedTo( iBndNode + 1 );
-  BRepMesh::ListOfInteger::const_iterator iLink = linkIds.cbegin();
+#if OCC_VERSION_LARGE <= 0x07030000
+  typedef BRepMesh::ListOfInteger TLinkList;
+#else
+  typedef IMeshData::ListOfInteger TLinkList;
+#endif
+  const TLinkList &       linkIds = _triaDS->LinksConnectedTo( iBndNode + 1 );
+  TLinkList::const_iterator iLink = linkIds.cbegin();
   for ( ; iLink != linkIds.cend(); ++iLink )
   {
     const BRepMesh_PairOfIndex & triaIds = _triaDS->ElementsConnectedTo( *iLink );
@@ -345,7 +362,7 @@ void SMESH_Delaunay::ToPython() const
   text << "import salome, SMESH\n";
   text << "salome.salome_init()\n";
   text << "from salome.smesh import smeshBuilder\n";
-  text << "smesh = smeshBuilder.New(salome.myStudy)\n";
+  text << "smesh = smeshBuilder.New()\n";
   text << "mesh=smesh.Mesh()\n";
   const char* endl = "\n";
 
@@ -370,5 +387,5 @@ void SMESH_Delaunay::ToPython() const
   file.remove();
   file.openForWriting();
   file.write( text.c_str(), text.size() );
-  cout << "execfile( '" << fileName << "')" << endl;
+  std::cout << "exec(open('" << fileName << "', 'rb').read())";
 }