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salome-med  6.5.0
MEDSPLITTER_Graph.hxx
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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 #ifndef GRAPH_HXX_
00021 #define GRAPH_HXX_
00022 
00023 #include "MEDSPLITTER.hxx"
00024 
00025 #include "MEDMEM_SkyLineArray.hxx"
00026 
00027 namespace MEDSPLITTER {
00028         
00029 class ParaDomainSelector;
00030 
00031 class MEDSPLITTER_EXPORT Graph
00032 {
00033   public:
00034     typedef enum {METIS,SCOTCH} splitter_type;
00035 
00036     Graph(){}
00037 
00038     //creates a graph from a SKYLINEARRAY
00039     Graph(MEDMEM::MEDSKYLINEARRAY* graph, int* edgeweight=0);
00040 
00041     virtual ~Graph();
00042 
00043     void setEdgesWeights(int* edgeweight){m_edgeweight=edgeweight;}
00044     void setVerticesWeights(int* cellweight){m_cellweight=cellweight;}
00045 
00046     //computes partitioning of the graph
00047     virtual void partGraph(int ndomain, const string&, ParaDomainSelector* sel=0)=0;
00048 
00050     const int* getPart() const {return m_partition->getValue();}
00051 
00053     int nbVertices() const {return m_graph->getNumberOf();}
00054 
00055     const MEDMEM::MEDSKYLINEARRAY* getGraph() const {return m_graph;}
00056 
00057   protected:
00058 
00059     MEDMEM::MEDSKYLINEARRAY* m_graph;
00060 
00061     MEDMEM::MEDSKYLINEARRAY* m_partition;
00062 
00063     int* m_edgeweight;  
00064 
00065     int* m_cellweight;
00066   };
00067 
00068 }
00069 #endif /*GRAPH_HXX_*/