smesh/src/SMDS/SMDS_MeshElementIDFactory.cxx

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// Copyright (C) 2007-2016 CEA/DEN, EDF R&D, OPEN CASCADE
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//
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// Copyright (C) 2003-2007 OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
// CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS
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//
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// This library is free software; you can redistribute it and/or
// modify it under the terms of the GNU Lesser General Public
// License as published by the Free Software Foundation; either
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// version 2.1 of the License, or (at your option) any later version.
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//
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// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
// Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public
// License along with this library; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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//
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// See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
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//
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// SMESH SMDS : implementaion of Salome mesh data structure
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// File : SMDS_MeshElementIDFactory.cxx
// Author : Jean-Michel BOULCOURT
// Module : SMESH
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//
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#ifdef _MSC_VER
#pragma warning(disable:4786)
#endif
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#include "SMDS_MeshElementIDFactory.hxx"
#include "SMDS_MeshElement.hxx"
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#include "SMDS_Mesh.hxx"
#include "utilities.h"
#include "SMDS_UnstructuredGrid.hxx"
#include <vtkCellType.h>
#include <climits>
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using namespace std;
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//=======================================================================
//function : SMDS_MeshElementIDFactory
//purpose :
//=======================================================================
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SMDS_MeshElementIDFactory::SMDS_MeshElementIDFactory():
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SMDS_MeshNodeIDFactory()
{
}
int SMDS_MeshElementIDFactory::SetInVtkGrid(SMDS_MeshElement * elem)
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{
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// --- retrieve nodes ID
SMDS_MeshCell *cell = dynamic_cast<SMDS_MeshCell*>(elem);
assert(cell);
vector<vtkIdType> nodeIds;
SMDS_ElemIteratorPtr it = elem->nodesIterator();
while(it->more())
{
int nodeId = (static_cast<const SMDS_MeshNode*>(it->next()))->getVtkId();
MESSAGE(" node in cell " << cell->getVtkId() << " : " << nodeId)
nodeIds.push_back(nodeId);
}
// --- insert cell in vtkUnstructuredGrid
vtkUnstructuredGrid * grid = myMesh->getGrid();
//int locType = elem->GetType();
int typ = VTK_VERTEX;//GetVtkCellType(locType);
int cellId = grid->InsertNextLinkedCell(typ, nodeIds.size(), &nodeIds[0]);
cell->setVtkId(cellId);
//MESSAGE("SMDS_MeshElementIDFactory::SetInVtkGrid " << cellId);
return cellId;
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}
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//=======================================================================
//function : BindID
//purpose :
//=======================================================================
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bool SMDS_MeshElementIDFactory::BindID(int ID, SMDS_MeshElement * elem)
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{
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MESSAGE("SMDS_MeshElementIDFactory::BindID " << ID);
SetInVtkGrid(elem);
return myMesh->registerElement(ID, elem);
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}
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//=======================================================================
//function : MeshElement
//purpose :
//=======================================================================
SMDS_MeshElement* SMDS_MeshElementIDFactory::MeshElement(int ID)
{
if ( ID<1 || ID >= (int) myMesh->myCells.size() )
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return NULL;
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const SMDS_MeshElement* elem = GetMesh()->FindElement(ID);
return (SMDS_MeshElement*)(elem);
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}
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//=======================================================================
//function : GetFreeID
//purpose :
//=======================================================================
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int SMDS_MeshElementIDFactory::GetFreeID()
{
int ID;
do {
ID = SMDS_MeshIDFactory::GetFreeID();
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} while ( MeshElement( ID ));
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return ID;
}
//=======================================================================
//function : ReleaseID
//purpose :
//=======================================================================
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void SMDS_MeshElementIDFactory::ReleaseID(int ID, int vtkId)
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{
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if (ID < 1) // TODO check case ID == O
{
MESSAGE("~~~~~~~~~~~~~~ SMDS_MeshElementIDFactory::ReleaseID ID = " << ID);
return;
}
//MESSAGE("~~~~~~~~~~~~~~ SMDS_MeshElementIDFactory::ReleaseID smdsId vtkId " << ID << " " << vtkId);
if (vtkId >= 0)
{
assert(vtkId < (int)myMesh->myCellIdVtkToSmds.size());
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myMesh->myCellIdVtkToSmds[vtkId] = -1;
myMesh->setMyModified();
}
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SMDS_MeshIDFactory::ReleaseID(ID);
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if (ID == myMax)
myMax = 0;
if (ID == myMin)
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myMax = 0;
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}
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//=======================================================================
//function : updateMinMax
//purpose :
//=======================================================================
void SMDS_MeshElementIDFactory::updateMinMax() const
{
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myMin = INT_MAX;
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myMax = 0;
for (size_t i = 0; i < myMesh->myCells.size(); i++)
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{
if (myMesh->myCells[i])
{
int id = myMesh->myCells[i]->GetID();
if (id > myMax)
myMax = id;
if (id < myMin)
myMin = id;
}
}
if (myMin == INT_MAX)
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myMin = 0;
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}
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//=======================================================================
//function : elementsIterator
//purpose : Return an iterator on elements of the factory
//=======================================================================
SMDS_ElemIteratorPtr SMDS_MeshElementIDFactory::elementsIterator() const
{
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return myMesh->elementsIterator(SMDSAbs_All);
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}
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void SMDS_MeshElementIDFactory::Clear()
{
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//myMesh->myCellIdSmdsToVtk.clear();
myMesh->myCellIdVtkToSmds.clear();
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myMin = myMax = 0;
SMDS_MeshIDFactory::Clear();
}