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_MaxElementVolume.cxx
24 // Moved here from SMESH_MaxElementVolume.cxx
25 // Author : Paul RASCLE, EDF
28 #include "StdMeshers_MaxElementVolume.hxx"
30 #include "SMDS_MeshElement.hxx"
31 #include "SMESHDS_SubMesh.hxx"
32 #include "SMESH_ControlsDef.hxx"
33 #include "SMESH_Mesh.hxx"
35 #include "utilities.h"
38 #include <TopExp_Explorer.hxx>
39 #include <TopTools_IndexedMapOfShape.hxx>
43 //=============================================================================
47 //=============================================================================
49 StdMeshers_MaxElementVolume::StdMeshers_MaxElementVolume(int hypId, int studyId, SMESH_Gen* gen)
50 : SMESH_Hypothesis(hypId, studyId, gen)
53 _name = "MaxElementVolume";
57 //=============================================================================
61 //=============================================================================
63 StdMeshers_MaxElementVolume::~StdMeshers_MaxElementVolume()
65 MESSAGE("StdMeshers_MaxElementVolume::~StdMeshers_MaxElementVolume");
68 //=============================================================================
72 //=============================================================================
74 void StdMeshers_MaxElementVolume::SetMaxVolume(double maxVolume)
75 throw (SALOME_Exception)
77 double oldVolume = _maxVolume;
79 throw SALOME_Exception(LOCALIZED("maxVolume must be positive"));
80 _maxVolume = maxVolume;
81 if (_maxVolume != oldVolume)
82 NotifySubMeshesHypothesisModification();
85 //=============================================================================
89 //=============================================================================
91 double StdMeshers_MaxElementVolume::GetMaxVolume() const
96 //=============================================================================
100 //=============================================================================
102 ostream & StdMeshers_MaxElementVolume::SaveTo(ostream & save)
104 save << this->_maxVolume;
108 //=============================================================================
112 //=============================================================================
114 istream & StdMeshers_MaxElementVolume::LoadFrom(istream & load)
120 this->_maxVolume = a;
122 load.clear(ios::badbit | load.rdstate());
126 //=============================================================================
130 //=============================================================================
132 ostream & operator << (ostream & save, StdMeshers_MaxElementVolume & hyp)
134 return hyp.SaveTo( save );
137 //=============================================================================
141 //=============================================================================
143 istream & operator >> (istream & load, StdMeshers_MaxElementVolume & hyp)
145 return hyp.LoadFrom( load );
149 //================================================================================
151 * \brief Initialize maximal area by the mesh built on the geometry
152 * \param theMesh - the built mesh
153 * \param theShape - the geometry of interest
154 * \retval bool - true if parameter values have been successfully defined
156 //================================================================================
158 bool StdMeshers_MaxElementVolume::SetParametersByMesh(const SMESH_Mesh* theMesh,
159 const TopoDS_Shape& theShape)
161 if ( !theMesh || theShape.IsNull() )
166 SMESH::Controls::Volume volumeControl;
168 TopTools_IndexedMapOfShape volMap;
169 TopExp::MapShapes( theShape, TopAbs_SOLID, volMap );
170 if ( volMap.IsEmpty() )
171 TopExp::MapShapes( theShape, TopAbs_SHELL, volMap );
172 if ( volMap.IsEmpty() )
175 SMESHDS_Mesh* aMeshDS = const_cast< SMESH_Mesh* >( theMesh )->GetMeshDS();
177 for ( int iV = 1; iV <= volMap.Extent(); ++iV )
179 const TopoDS_Shape& S = volMap( iV );
180 SMESHDS_SubMesh * subMesh = aMeshDS->MeshElements( S );
181 if ( !subMesh && S.ShapeType() == TopAbs_SOLID ) {
182 TopExp_Explorer shellExp( S, TopAbs_SHELL );
183 if ( shellExp.More() )
184 subMesh = aMeshDS->MeshElements( shellExp.Current() );
188 SMDS_ElemIteratorPtr vIt = subMesh->GetElements();
189 while ( vIt->more() )
191 const SMDS_MeshElement* elem = vIt->next();
192 if ( elem->GetType() == SMDSAbs_Volume ) {
193 _maxVolume = max( _maxVolume, volumeControl.GetValue( elem->GetID() ));
197 return _maxVolume > 0;
199 //================================================================================
201 * \brief Initialize my parameter values by linear size of mesh element.
202 * \retval bool - true if parameter values have been successfully defined
204 //================================================================================
206 bool StdMeshers_MaxElementVolume::SetParametersByElementSize(double elemLenght,
207 const SMESH_Mesh* /*theMesh*/)
209 return bool( _maxVolume = elemLenght*elemLenght*elemLenght );