1 // Copyright (C) 2010-2016 CEA/DEN, EDF R&D, OPEN CASCADE
3 // This library is free software; you can redistribute it and/or
4 // modify it under the terms of the GNU Lesser General Public
5 // License as published by the Free Software Foundation; either
6 // version 2.1 of the License, or (at your option) any later version.
8 // This library is distributed in the hope that it will be useful,
9 // but WITHOUT ANY WARRANTY; without even the implied warranty of
10 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
11 // Lesser General Public License for more details.
13 // You should have received a copy of the GNU Lesser General Public
14 // License along with this library; if not, write to the Free Software
15 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
17 // See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
20 #ifndef _SMDS_MESHCELL_HXX_
21 #define _SMDS_MESHCELL_HXX_
23 #include "SMDS_MeshElement.hxx"
26 * \brief Base class for all cells
29 class SMDS_EXPORT SMDS_MeshCell: public SMDS_MeshElement
33 void init( SMDSAbs_EntityType entityType, int nbNodes, ... );
35 void init( SMDSAbs_EntityType entityType, const std::vector<const SMDS_MeshNode*>& nodes );
37 void init( SMDSAbs_EntityType entityType, const std::vector<vtkIdType>& vtkNodeIds );
39 friend class SMDS_Mesh;
43 virtual int NbEdges() const;
44 virtual int NbFaces() const;
45 virtual int NbNodes() const;
46 virtual int NbCornerNodes() const;
47 virtual bool ChangeNodes(const SMDS_MeshNode* nodes[], const int nbNodes);
48 virtual int GetNodeIndex( const SMDS_MeshNode* node ) const;
49 virtual const SMDS_MeshNode* GetNode(const int ind) const;
51 virtual SMDSAbs_ElementType GetType() const;
52 virtual SMDSAbs_EntityType GetEntityType() const;
53 virtual SMDSAbs_GeometryType GetGeomType() const;
54 virtual VTKCellType GetVtkType() const;
56 virtual bool IsPoly() const;
57 virtual bool IsQuadratic() const;
59 virtual SMDS_ElemIteratorPtr nodesIterator() const;
60 virtual SMDS_NodeIteratorPtr nodeIterator() const;
61 virtual SMDS_NodeIteratorPtr interlacedNodesIterator() const;
62 virtual SMDS_NodeIteratorPtr nodesIteratorToUNV() const;
65 static void InitStaticMembers();
66 static VTKCellType toVtkType ( SMDSAbs_EntityType entityType );
67 static SMDSAbs_EntityType toSmdsType ( VTKCellType vtkType );
68 static SMDSAbs_ElementType ElemType ( SMDSAbs_GeometryType geomType );
69 static SMDSAbs_ElementType ElemType ( SMDSAbs_EntityType entityType );
70 static SMDSAbs_GeometryType GeomType ( SMDSAbs_EntityType entityType );
71 static bool IsPoly ( SMDSAbs_EntityType entityType );
72 static bool IsQuadratic ( SMDSAbs_EntityType entityType );
73 static int NbCornerNodes( SMDSAbs_EntityType entityType );
74 static int NbNodes ( SMDSAbs_EntityType entityType );
75 static int NbEdges ( SMDSAbs_EntityType entityType );
76 static int NbFaces ( SMDSAbs_EntityType entityType );
78 static const std::vector<int>& toVtkOrder(VTKCellType vtkType);
79 static const std::vector<int>& toVtkOrder(SMDSAbs_EntityType smdsType);
80 static const std::vector<int>& fromVtkOrder(VTKCellType vtkType);
81 static const std::vector<int>& fromVtkOrder(SMDSAbs_EntityType smdsType);
83 static const std::vector<int>& reverseSmdsOrder(SMDSAbs_EntityType smdsType,
84 const size_t nbNodes=0);
85 static const std::vector<int>& interlacedSmdsOrder(SMDSAbs_EntityType smdsType,
86 const size_t nbNodes=0);
89 template< class VECT > // interlacedIDs[i] = smdsIDs[ indices[ i ]]
90 static void applyInterlace( const std::vector<int>& interlace, VECT & data)
92 if ( interlace.size() < data.size() ) return;
93 VECT tmpData( data.size() );
94 for ( size_t i = 0; i < data.size(); ++i )
95 tmpData[i] = data[ interlace[i] ];
98 template< class VECT > // interlacedIDs[ indices[ i ]] = smdsIDs[i]
99 static void applyInterlaceRev( const std::vector<int>& interlace, VECT & data)
101 if ( interlace.size() < data.size() ) return;
102 VECT tmpData( data.size() );
103 for ( size_t i = 0; i < data.size(); ++i )
104 tmpData[ interlace[i] ] = data[i];
105 data.swap( tmpData );