sparselinsystemnm.h

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/*
 *
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 *
 *
 *             OOFEM : Object Oriented Finite Element Code
 *
 *               Copyright (C) 1993 - 2013   Borek Patzak
 *
 *
 *
 *       Czech Technical University, Faculty of Civil Engineering,
 *   Department of Structural Mechanics, 166 29 Prague, Czech Republic
 *
 *  This library is free software; you can redistribute it and/or
 *  modify it under the terms of the GNU Lesser General Public
 *  License as published by the Free Software Foundation; either
 *  version 2.1 of the License, or (at your option) any later version.
 *
 *  This program is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 *  Lesser General Public License for more details.
 *
 *  You should have received a copy of the GNU Lesser General Public
 *  License along with this library; if not, write to the Free Software
 *  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
 */

#ifndef sparselinsystemnm_h
#define sparselinsystemnm_h

#include "nummet.h"
#include "nmstatus.h"
#include "linsystsolvertype.h"
#include "sparsemtrxtype.h"

namespace oofem {
class EngngModel;
class SparseMtrx;
class FloatArray;

class OOFEM_EXPORT SparseLinearSystemNM : public NumericalMethod
{
public:
    SparseLinearSystemNM(Domain * d, EngngModel * m);
    virtual ~SparseLinearSystemNM();

    virtual const char *giveClassName() const = 0;
    std :: string errorInfo(const char *func) { return std :: string(this->giveClassName()) + func; }

    virtual LinSystSolverType giveLinSystSolverType() const = 0;

    virtual NM_Status solve(SparseMtrx &A, FloatArray &b, FloatArray &x) = 0;

    virtual NM_Status solve(SparseMtrx &A, FloatMatrix &B, FloatMatrix &X);
    virtual SparseMtrxType giveRecommendedMatrix(bool symmetric) const = 0;
};
} // end namespace oofem
#endif // sparselinsystemnm_h