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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_Zoltan_Repartition_hpp_ 00041 #define _Isorropia_Zoltan_Repartition_hpp_ 00042 00043 #include <Isorropia_ConfigDefs.hpp> 00044 00045 #ifdef HAVE_ISORROPIA_ZOLTAN 00046 00047 #include <Teuchos_RefCountPtr.hpp> 00048 #include <Teuchos_ParameterList.hpp> 00049 00050 #include <vector> 00051 #include <map> 00052 00053 #ifdef HAVE_MPI 00054 #include <mpi.h> 00055 #endif 00056 00057 #ifdef HAVE_EPETRA 00058 class Epetra_CrsGraph; 00059 class Epetra_RowMatrix; 00060 #endif 00061 00062 #include <QueryObject.hpp> 00063 00064 // class Isorropia::Epetra::CostDescriber; 00065 00066 namespace Isorropia{ 00067 00068 namespace Epetra { 00069 00075 namespace ZoltanLib{ 00076 00077 #ifdef HAVE_EPETRA 00078 00093 int 00094 repartition(Teuchos::RefCountPtr<const Epetra_CrsGraph> input_graph, 00095 Teuchos::RefCountPtr<const Isorropia::Epetra::CostDescriber> costs, 00096 Teuchos::ParameterList& paramlist, 00097 std::vector<int>& myNewElements, 00098 std::map<int,int>& exports, 00099 std::map<int,int>& imports); 00100 00101 00116 int 00117 repartition(Teuchos::RefCountPtr<const Epetra_RowMatrix> input_matrix, 00118 Teuchos::RefCountPtr<const Isorropia::Epetra::CostDescriber> costs, 00119 Teuchos::ParameterList& paramlist, 00120 std::vector<int>& myNewElements, 00121 std::map<int,int>& exports, 00122 std::map<int,int>& imports); 00123 00124 #ifdef HAVE_MPI 00125 00140 int 00141 load_balance(MPI_Comm &comm, 00142 Teuchos::ParameterList& paramlist, 00143 QueryObject & queryObject, 00144 std::vector<int>& myNewElements, 00145 std::map<int,int>& exports, 00146 std::map<int,int>& imports); 00147 #endif 00148 00149 #endif //HAVE_EPETRA 00150 00151 }//namespace ZoltanLib 00152 00153 }//namespace Epetra 00154 00155 }//namespace Isorropia 00156 00157 //the following endif closes the '#ifdef HAVE_ISORROPIA_ZOLTAN' block. 00158 #endif 00159 00160 #endif 00161