EpetraSuiteSparse.hpp

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/*
 * ------------------------------------------------------------------------------------------------------------
 * SPDX-License-Identifier: LGPL-2.1-only
 *
 * Copyright (c) 2018-2020 Lawrence Livermore National Security LLC
 * Copyright (c) 2018-2020 The Board of Trustees of the Leland Stanford Junior University
 * Copyright (c) 2018-2020 Total, S.A
 * Copyright (c) 2019-     GEOSX Contributors
 * All rights reserved
 *
 * See top level LICENSE, COPYRIGHT, CONTRIBUTORS, NOTICE, and ACKNOWLEDGEMENTS files for details.
 * ------------------------------------------------------------------------------------------------------------
 */

#ifndef GEOSX_LINEARALGEBRA_INTERFACES_EPETRASUITESPARSE_HPP_
#define GEOSX_LINEARALGEBRA_INTERFACES_EPETRASUITESPARSE_HPP_

#include "common/DataTypes.hpp"
#include "linearAlgebra/interfaces/trilinos/EpetraMatrix.hpp"
#include "linearAlgebra/interfaces/direct/SuiteSparse.hpp"

#include <Epetra_FECrsGraph.h>

namespace geosx
{

void ConvertEpetraToSuiteSparseMatrix( EpetraMatrix const & matrix,
                                       SuiteSparse & SSData,
                                       Epetra_Map * & serialMap,
                                       Epetra_Import * & importToSerial );

int SuiteSparseSolve( SuiteSparse & SSData,
                      Epetra_Map const * serialMap,
                      Epetra_Import const * importToSerial,
                      EpetraVector const & b,
                      EpetraVector & x,
                      bool transpose = false );

real64 EpetraSuiteSparseCond( EpetraMatrix const & matrix,
                              Epetra_Map const * serialMap,
                              Epetra_Import const * importToSerial,
                              SuiteSparse & SSData );

}

#endif /*GEOSX_LINEARALGEBRA_INTERFACES_EPETRASUITESPARSE_HPP_*/