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_VTKCELLITERATOR_HXX_
21 #define _SMDS_VTKCELLITERATOR_HXX_
23 #include "SMDS_ElemIterator.hxx"
24 #include "SMDS_Mesh.hxx"
25 #include "SMDSAbs_ElementType.hxx"
29 typedef std::vector< vtkIdType > TVtkIdList;
31 //--------------------------------------------------------------------------------
33 * \brief Retrieve nodes of a cell
37 _GetVtkNodes( TVtkIdList& nodeIds, SMDS_Mesh* mesh, int vtkCellId, SMDSAbs_EntityType type);
39 struct _GetVtkNodesToUNV
41 _GetVtkNodesToUNV( TVtkIdList& nodeIds, SMDS_Mesh* mesh, int vtkCellId, SMDSAbs_EntityType type);
43 struct _GetVtkNodesPolyh
45 _GetVtkNodesPolyh( TVtkIdList& nodeIds, SMDS_Mesh* mesh, int vtkCellId, SMDSAbs_EntityType type);
48 //--------------------------------------------------------------------------------
50 * \brief Iterator on nodes of a cell
52 template< class SMDS_ITERATOR = SMDS_ElemIterator, class GET_VTK_NODES = _GetVtkNodes >
53 class SMDS_VtkCellIterator: public SMDS_ITERATOR
56 typedef typename SMDS_ITERATOR::value_type result_type;
58 SMDS_VtkCellIterator(SMDS_Mesh* mesh, int vtkCellId, SMDSAbs_EntityType aType)
59 : _mesh(mesh), _index(0)
61 GET_VTK_NODES getNodes( _vtkIdList, mesh, vtkCellId, aType );
63 virtual ~SMDS_VtkCellIterator() {}
64 virtual bool more() { return ( _index < _vtkIdList.size() ); }
65 virtual result_type next() {
66 vtkIdType id = _vtkIdList[ _index++ ];
67 return static_cast<result_type>( _mesh->FindNodeVtk( id ));
72 TVtkIdList _vtkIdList;
75 //--------------------------------------------------------------------------------
76 template< class SMDS_ITERATOR = SMDS_ElemIterator >
77 class SMDS_VtkCellIteratorToUNV: public SMDS_VtkCellIterator< SMDS_ITERATOR, _GetVtkNodesToUNV >
79 typedef SMDS_VtkCellIterator< SMDS_ITERATOR, _GetVtkNodesToUNV > parent_t;
81 SMDS_VtkCellIteratorToUNV(SMDS_Mesh* mesh, int vtkCellId, SMDSAbs_EntityType type):
82 parent_t( mesh, vtkCellId, type ) {}
85 //--------------------------------------------------------------------------------
86 template< class SMDS_ITERATOR = SMDS_ElemIterator >
87 class SMDS_VtkCellIteratorPolyH: public SMDS_VtkCellIterator< SMDS_ITERATOR, _GetVtkNodesPolyh >
89 typedef SMDS_VtkCellIterator< SMDS_ITERATOR, _GetVtkNodesPolyh > parent_t;
91 SMDS_VtkCellIteratorPolyH(SMDS_Mesh* mesh, int vtkCellId, SMDSAbs_EntityType type):
92 parent_t( mesh, vtkCellId, type ) {}