stokesflow.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 stokesflow_h
#define stokesflow_h

#include "fluidmodel.h"
#include "sparsemtrxtype.h"
#include "topologydescription.h"
#include "linsystsolvertype.h"
#include "floatmatrix.h"
#include "primaryfield.h"
#include "floatarray.h"


#define _IFT_StokesFlow_Name "stokesflow"
#define _IFT_StokesFlow_deltat "deltat"


namespace oofem {
class SparseNonLinearSystemNM;
class MeshQualityErrorEstimator;

class StokesFlow : public FluidModel
{
protected:
    double deltaT;
    std :: unique_ptr< PrimaryField > velocityPressureField;
    SparseMtrxType sparseMtrxType;
    std :: unique_ptr< SparseNonLinearSystemNM > nMethod;
    LinSystSolverType solverType;
    FloatArray eNorm;

    std :: unique_ptr< MeshQualityErrorEstimator > meshqualityee;
    double maxdef;

    std :: unique_ptr< SparseMtrx > stiffnessMatrix;
    FloatArray solutionVector;
    FloatArray internalForces;

    TopologyState ts;

public:
    StokesFlow(int i, EngngModel * _master = NULL);
    virtual ~StokesFlow();

    virtual void solveYourselfAt(TimeStep *tStep);

    virtual void updateYourself(TimeStep *tStep);

    virtual double giveUnknownComponent(ValueModeType mode, TimeStep *tStep, Domain *domain, Dof *dof);

    virtual double giveReynoldsNumber();

    virtual int forceEquationNumbering(int id);

    virtual IRResultType initializeFrom(InputRecord *ir);

    virtual int checkConsistency();
    virtual void doStepOutput(TimeStep *tStep);
    void updateInternalState(TimeStep *tStep);
    virtual void updateComponent(TimeStep *tStep, NumericalCmpn cmpn, Domain *d);
    virtual NumericalMethod *giveNumericalMethod(MetaStep *mStep);
    virtual TimeStep *giveNextStep();

    virtual const char *giveClassName() const { return "StokesFlow"; }
    virtual const char *giveInputRecordName() const { return _IFT_StokesFlow_Name; }
};
} // end namespace oofem

#endif // stokesflow_h