Isorropia_Partitioner.hpp

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00001 //@HEADER
00002 /*
00003 ************************************************************************
00004 
00005               Isorropia: Partitioning and Load Balancing Package
00006                 Copyright (2006) Sandia Corporation
00007 
00008 Under terms of Contract DE-AC04-94AL85000, there is a non-exclusive
00009 license for use of this work by or on behalf of the U.S. Government.
00010 
00011 This library is free software; you can redistribute it and/or modify
00012 it under the terms of the GNU Lesser General Public License as
00013 published by the Free Software Foundation; either version 2.1 of the
00014 License, or (at your option) any later version.
00015 
00016 This library is distributed in the hope that it will be useful, but
00017 WITHOUT ANY WARRANTY; without even the implied warranty of
00018 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00019 Lesser General Public License for more details.
00020 
00021 You should have received a copy of the GNU Lesser General Public
00022 License along with this library; if not, write to the Free Software
00023 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
00024 USA
00025 
00026 ************************************************************************
00027 */
00028 //@HEADER
00029 
00030 #ifndef _Isorropia_Partitioner_hpp_
00031 #define _Isorropia_Partitioner_hpp_
00032 
00033 #include <Isorropia_ConfigDefs.hpp>
00034 #include <Teuchos_ParameterList.hpp>
00035 
00036 namespace Isorropia {
00037 
00049 class Partitioner : virtual public Operator {
00050 public:
00051 
00053   virtual ~Partitioner() {}
00054 
00071   virtual void partition(bool forceRepartitioning=false) = 0;
00072 
00073 
00084   virtual  int numElemsInPart(int part) const = 0;
00085 
00086 
00101   virtual  void elemsInPart(int part,
00102           int* elementList,
00103           int len) const = 0;
00104 
00105 
00119   virtual int extractPartsView(int& size,
00120              const int*& array) const {
00121     return extractPropertiesView(size, array);
00122   }
00123 
00124 
00139   virtual int extractPartsCopy(int len,
00140              int& size,
00141              int* array) const {
00142     return extractPropertiesCopy(len, size, array);
00143   }
00144 
00145 };//class Partitioner
00146 
00147 }//namespace Isorropia
00148 
00149 #endif
00150