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Isorropia: Partitioning, Load Balancing and more
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00001 //@HEADER 00002 //************************************************************************ 00003 // 00004 // Isorropia: Partitioning and Load Balancing Package 00005 // Copyright (2006) Sandia Corporation 00006 // 00007 //Under terms of Contract DE-AC04-94AL85000, there is a non-exclusive 00008 //license for use of this work by or on behalf of the U.S. Government. 00009 // 00010 // Redistribution and use in source and binary forms, with or without 00011 // modification, are permitted provided that the following conditions are 00012 // met: 00013 // 00014 // 1. Redistributions of source code must retain the above copyright 00015 // notice, this list of conditions and the following disclaimer. 00016 // 00017 // 2. Redistributions in binary form must reproduce the above copyright 00018 // notice, this list of conditions and the following disclaimer in the 00019 // documentation and/or other materials provided with the distribution. 00020 // 00021 // 3. Neither the name of the Corporation nor the names of the 00022 // contributors may be used to endorse or promote products derived from 00023 // this software without specific prior written permission. 00024 // 00025 // THIS SOFTWARE IS PROVIDED BY SANDIA CORPORATION "AS IS" AND ANY 00026 // EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 00027 // IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 00028 // PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL SANDIA CORPORATION OR THE 00029 // CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 00030 // EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 00031 // PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR 00032 // PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF 00033 // LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING 00034 // NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS 00035 // SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 00036 // 00037 //************************************************************************ 00038 //@HEADER 00039 00040 #ifndef _Isorropia_Partitioner_hpp_ 00041 #define _Isorropia_Partitioner_hpp_ 00042 00043 #include <Isorropia_ConfigDefs.hpp> 00044 #include <Teuchos_ParameterList.hpp> 00045 00046 namespace Isorropia { 00047 00059 class Partitioner : virtual public Operator { 00060 public: 00061 00063 virtual ~Partitioner() {} 00064 00081 virtual void partition(bool forceRepartitioning=false) = 0; 00082 00083 00094 virtual int numElemsInPart(int part) const = 0; 00095 00096 00111 virtual void elemsInPart(int part, 00112 int* elementList, 00113 int len) const = 0; 00114 00115 00129 virtual int extractPartsView(int& size, 00130 const int*& array) const { 00131 return extractPropertiesView(size, array); 00132 } 00133 00134 00149 virtual int extractPartsCopy(int len, 00150 int& size, 00151 int* array) const { 00152 return extractPropertiesCopy(len, size, array); 00153 } 00154 00155 };//class Partitioner 00156 00157 }//namespace Isorropia 00158 00159 #endif 00160