1 // Copyright (C) 2007-2008 CEA/DEN, EDF R&D, OPEN CASCADE
3 // Copyright (C) 2003-2007 OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
4 // CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS
6 // This library is free software; you can redistribute it and/or
7 // modify it under the terms of the GNU Lesser General Public
8 // License as published by the Free Software Foundation; either
9 // version 2.1 of the License.
11 // This library is distributed in the hope that it will be useful,
12 // but WITHOUT ANY WARRANTY; without even the implied warranty of
13 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 // Lesser General Public License for more details.
16 // You should have received a copy of the GNU Lesser General Public
17 // License along with this library; if not, write to the Free Software
18 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
20 // See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
22 // SMESH SMESH : implementaion of SMESH idl descriptions
23 // File : StdMeshers_QuadToTriaAdaptor.hxx
26 #ifndef _SMESH_QuadToTriaAdaptor_HXX_
27 #define _SMESH_QuadToTriaAdaptor_HXX_
29 #include "SMESH_StdMeshers.hxx"
30 #include "SMDS_FaceOfNodes.hxx"
33 class SMDS_MeshElement;
35 class Handle(TColgp_HArray1OfPnt);
36 class Handle(TColgp_HArray1OfVec);
46 class STDMESHERS_EXPORT StdMeshers_QuadToTriaAdaptor
50 ~StdMeshers_QuadToTriaAdaptor();
52 bool Compute(SMESH_Mesh& aMesh, const TopoDS_Shape& aShape);
54 bool Compute(SMESH_Mesh& aMesh);
56 const std::list<const SMDS_FaceOfNodes*>* GetTriangles(const SMDS_MeshElement* aFace);
60 //bool CheckDegenerate(const SMDS_MeshElement* aFace);
62 int Preparation(const SMDS_MeshElement* face,
63 Handle(TColgp_HArray1OfPnt)& PN,
64 Handle(TColgp_HArray1OfVec)& VN,
65 std::vector<const SMDS_MeshNode*>& FNodes,
66 gp_Pnt& PC, gp_Vec& VNorm,
67 const SMDS_MeshElement** volumes=0);
69 bool CheckIntersection(const gp_Pnt& P, const gp_Pnt& PC,
70 gp_Pnt& Pint, SMESH_Mesh& aMesh,
71 const TopoDS_Shape& aShape,
72 const TopoDS_Shape& NotCheckedFace);
74 bool Compute2ndPart(SMESH_Mesh& aMesh);
76 typedef std::list<const SMDS_FaceOfNodes* > TTriaList;
77 typedef std::multimap<const SMDS_MeshElement*, TTriaList > TQuad2Trias;
78 typedef std::map<const SMDS_MeshElement*, TTriaList *, TIDCompare> TPyram2Trias;
81 TPyram2Trias myPyram2Trias;
83 std::list< const SMDS_MeshNode* > myDegNodes;