1 // Copyright (C) 2010-2019 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"
28 * \brief Base class for all cells
31 class SMDS_EXPORT SMDS_MeshCell: public SMDS_MeshElement
35 void init( SMDSAbs_EntityType entityType, int nbNodes, ... );
37 void init( SMDSAbs_EntityType entityType, const std::vector<const SMDS_MeshNode*>& nodes );
39 void init( SMDSAbs_EntityType entityType, const std::vector<vtkIdType>& vtkNodeIds );
41 friend class SMDS_Mesh;
45 virtual int NbEdges() const;
46 virtual int NbFaces() const;
47 virtual int NbNodes() const;
48 virtual int NbCornerNodes() const;
49 virtual bool ChangeNodes(const SMDS_MeshNode* nodes[], const int nbNodes);
50 virtual int GetNodeIndex( const SMDS_MeshNode* node ) const;
51 virtual const SMDS_MeshNode* GetNode(const int ind) const;
53 virtual SMDSAbs_ElementType GetType() const;
54 virtual SMDSAbs_EntityType GetEntityType() const;
55 virtual SMDSAbs_GeometryType GetGeomType() const;
56 virtual VTKCellType GetVtkType() const;
58 virtual bool IsPoly() const;
59 virtual bool IsQuadratic() const;
61 virtual SMDS_ElemIteratorPtr nodesIterator() const;
62 virtual SMDS_NodeIteratorPtr nodeIterator() const;
63 virtual SMDS_NodeIteratorPtr interlacedNodesIterator() const;
64 virtual SMDS_NodeIteratorPtr nodesIteratorToUNV() const;
67 static void InitStaticMembers();
68 static VTKCellType toVtkType ( SMDSAbs_EntityType entityType );
69 static SMDSAbs_EntityType toSmdsType ( VTKCellType vtkType );
70 static SMDSAbs_ElementType ElemType ( SMDSAbs_GeometryType geomType );
71 static SMDSAbs_ElementType ElemType ( SMDSAbs_EntityType entityType );
72 static SMDSAbs_GeometryType GeomType ( SMDSAbs_EntityType entityType );
73 static bool IsPoly ( SMDSAbs_EntityType entityType );
74 static bool IsQuadratic ( SMDSAbs_EntityType entityType );
75 static int NbCornerNodes( SMDSAbs_EntityType entityType );
76 static int NbNodes ( SMDSAbs_EntityType entityType );
77 static int NbEdges ( SMDSAbs_EntityType entityType );
78 static int NbFaces ( SMDSAbs_EntityType entityType );
80 static const std::vector<int>& toVtkOrder(VTKCellType vtkType);
81 static const std::vector<int>& toVtkOrder(SMDSAbs_EntityType smdsType);
82 static const std::vector<int>& fromVtkOrder(VTKCellType vtkType);
83 static const std::vector<int>& fromVtkOrder(SMDSAbs_EntityType smdsType);
85 static const std::vector<int>& reverseSmdsOrder(SMDSAbs_EntityType smdsType,
86 const size_t nbNodes=0);
87 static const std::vector<int>& interlacedSmdsOrder(SMDSAbs_EntityType smdsType,
88 const size_t nbNodes=0);
91 template< class VECT > // interlacedIDs[i] = smdsIDs[ indices[ i ]]
92 static void applyInterlace( const std::vector<int>& interlace, VECT & data)
94 if ( interlace.size() < data.size() ) return;
95 VECT tmpData( data.size() );
96 for ( size_t i = 0; i < data.size(); ++i )
97 tmpData[i] = data[ interlace[i] ];
100 template< class VECT > // interlacedIDs[ indices[ i ]] = smdsIDs[i]
101 static void applyInterlaceRev( const std::vector<int>& interlace, VECT & data)
103 if ( interlace.size() < data.size() ) return;
104 VECT tmpData( data.size() );
105 for ( size_t i = 0; i < data.size(); ++i )
106 tmpData[ interlace[i] ] = data[i];
107 data.swap( tmpData );