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salome-med  6.5.0
BlockTopology.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 __BLOCKTOPOLOGY_HXX__
00021 #define __BLOCKTOPOLOGY_HXX__
00022 
00023 #include "Topology.hxx"
00024 #include "ProcessorGroup.hxx"
00025 
00026 #include <vector>
00027 
00028 namespace ParaMEDMEM
00029 {
00030   class ComponentTopology;
00031   class MEDCouplingCMesh;
00032 
00033   typedef enum{Block,Cycle} CYCLE_TYPE; 
00034 
00035   class BlockTopology : public Topology
00036   {
00037   public:
00038     BlockTopology() { }
00039     BlockTopology(const ProcessorGroup& group, MEDCouplingCMesh *grid); 
00040     BlockTopology(const BlockTopology& geom_topo, const ComponentTopology& comp_topo);
00041     BlockTopology(const ProcessorGroup& group, int nb_elem);
00042     virtual ~BlockTopology();
00044     int getNbElements()const { return _nb_elems; }
00045     int getNbLocalElements() const;
00046     const ProcessorGroup* getProcGroup()const { return _proc_group; }
00047     std::pair<int,int> globalToLocal (const int) const ;
00048     int localToGlobal (const std::pair<int,int>) const;
00049     std::vector<std::pair<int,int> > getLocalArrayMinMax() const ;
00050     int getDimension() const { return _dimension; }
00051     void serialize(int* & serializer, int& size) const ;
00052     void unserialize(const int* serializer, const CommInterface& comm_interface);
00053   private:
00054     //dimension : 2 or 3
00055     int _dimension;
00056     //proc array
00057     std::vector<int> _nb_procs_per_dim;
00058     //stores the offsets vector  
00059     std::vector<std::vector<int> > _local_array_indices;
00060     //stores the cycle type (block or cyclic)
00061     std::vector<CYCLE_TYPE> _cycle_type;
00062     //Processor group
00063     const ProcessorGroup* _proc_group;
00064     //nb of elements
00065     int _nb_elems;
00066     bool _owns_processor_group;
00067   };
00068 }
00069 
00070 #endif