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salome-med  6.5.0
RENUMBER_METISRenumbering.cxx
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00001 // Copyright (C) 2007-2012  CEA/DEN, EDF R&D
00002 //
00003 // This library is free software; you can redistribute it and/or
00004 // modify it under the terms of the GNU Lesser General Public
00005 // License as published by the Free Software Foundation; either
00006 // version 2.1 of the License.
00007 //
00008 // This library is distributed in the hope that it will be useful,
00009 // but WITHOUT ANY WARRANTY; without even the implied warranty of
00010 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00011 // Lesser General Public License for more details.
00012 //
00013 // You should have received a copy of the GNU Lesser General Public
00014 // License along with this library; if not, write to the Free Software
00015 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
00016 //
00017 // See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
00018 //
00019 
00020 #ifdef MED_ENABLE_PARMETIS
00021 // include parmetis.h even if it is not needed here
00022 // to avoid inclusion of c++ definitions within extern "C"
00023 // from metis.h from parmetis.h from mpi.h(openmpi) from mpicxx.h
00024 #include <parmetis.h>
00025 #endif
00026 extern "C"
00027 {
00028 #include "metis.h"
00029 }
00030 
00031 #include "RENUMBER_METISRenumbering.hxx"
00032 
00033 void METISRenumbering::renumber(const int* graph,const int* index_graph,int nb_cell,std::vector<int>& iperm,std::vector<int>& perm)
00034 {
00035   iperm.resize(nb_cell,0);
00036   perm.resize(nb_cell,0);
00037   int num_flag=1;
00038   int options=0;
00039   METIS_NodeND(&nb_cell,(int*)index_graph,(int*)graph,&num_flag,&options,&iperm[0],&perm[0]);
00040 }