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_VTKCELLITERATOR_HXX_
21 #define _SMDS_VTKCELLITERATOR_HXX_
23 #include "SMDS_ElemIterator.hxx"
24 #include "SMDS_Mesh.hxx"
25 #include "SMDSAbs_ElementType.hxx"
28 #include <vtkIdList.h>
30 //--------------------------------------------------------------------------------
32 * \brief Retrieve nodes of a cell
36 _GetVtkNodes( vtkIdList* nodeIds, SMDS_Mesh* mesh, int vtkCellId, SMDSAbs_EntityType type);
38 struct _GetVtkNodesToUNV
40 _GetVtkNodesToUNV( vtkIdList* nodeIds, SMDS_Mesh* mesh, int vtkCellId, SMDSAbs_EntityType type);
42 struct _GetVtkNodesPolyh
44 _GetVtkNodesPolyh( vtkIdList* nodeIds, SMDS_Mesh* mesh, int vtkCellId, SMDSAbs_EntityType type);
47 //--------------------------------------------------------------------------------
49 * \brief Iterator on nodes of a cell
51 template< class SMDS_ITERATOR = SMDS_ElemIterator, class GET_VTK_NODES = _GetVtkNodes >
52 class SMDS_VtkCellIterator: public SMDS_ITERATOR
55 typedef typename SMDS_ITERATOR::value_type result_type;
57 SMDS_VtkCellIterator(SMDS_Mesh* mesh, int vtkCellId, SMDSAbs_EntityType aType)
58 : _mesh(mesh), _index(0), _vtkIdList( vtkIdList::New() )
60 GET_VTK_NODES getNodes( _vtkIdList, mesh, vtkCellId, aType );
62 virtual ~SMDS_VtkCellIterator() { _vtkIdList->Delete(); }
63 virtual bool more() { return ( _index < _vtkIdList->GetNumberOfIds() ); }
64 virtual result_type next() {
65 vtkIdType id = _vtkIdList->GetId( _index++ );
66 return static_cast<result_type>( _mesh->FindNodeVtk( id ));
71 vtkIdList* _vtkIdList;
74 //--------------------------------------------------------------------------------
75 template< class SMDS_ITERATOR = SMDS_ElemIterator >
76 class SMDS_VtkCellIteratorToUNV: public SMDS_VtkCellIterator< SMDS_ITERATOR, _GetVtkNodesToUNV >
78 typedef SMDS_VtkCellIterator< SMDS_ITERATOR, _GetVtkNodesToUNV > parent_t;
80 SMDS_VtkCellIteratorToUNV(SMDS_Mesh* mesh, int vtkCellId, SMDSAbs_EntityType type):
81 parent_t( mesh, vtkCellId, type ) {}
84 //--------------------------------------------------------------------------------
85 template< class SMDS_ITERATOR = SMDS_ElemIterator >
86 class SMDS_VtkCellIteratorPolyH: public SMDS_VtkCellIterator< SMDS_ITERATOR, _GetVtkNodesPolyh >
88 typedef SMDS_VtkCellIterator< SMDS_ITERATOR, _GetVtkNodesPolyh > parent_t;
90 SMDS_VtkCellIteratorPolyH(SMDS_Mesh* mesh, int vtkCellId, SMDSAbs_EntityType type):
91 parent_t( mesh, vtkCellId, type ) {}