structengngmodel.h

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/*
 *
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 *               ##   ##  ##   ##  ##      ##      ## ### ##
 *              ##   ##  ##   ##  ####    ####    ##  #  ##
 *             ##   ##  ##   ##  ##      ##      ##     ##
 *            ##   ##  ##   ##  ##      ##      ##     ##
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 *
 *
 *             OOFEM : Object Oriented Finite Element Code
 *
 *               Copyright (C) 1993 - 2025   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 structengngmodel_h
#define structengngmodel_h
 
#include "engngm.h"
#include "statecountertype.h"
#include "floatarray.h"
 
namespace oofem {
class StructuralElement;

class LastEquilibratedInternalForceAssembler : public InternalForceAssembler
{
    void vectorFromElement(FloatArray &vec, Element &element, TimeStep *tStep, ValueModeType mode) const override;
};

class LinearizedDilationForceAssembler : public VectorAssembler
{
public:
    void vectorFromElement(FloatArray &vec, Element &element, TimeStep *tStep, ValueModeType mode) const override;
};

class InitialStressMatrixAssembler : public MatrixAssembler
{
public:
    void matrixFromElement(FloatMatrix &mat, Element &element, TimeStep *tStep) const override;
};

class LumpedInitialStressMatrixAssembler : public MatrixAssembler
{
public:
    void matrixFromElement(FloatMatrix &mat, Element &element, TimeStep *tStep) const override;
};

class StructuralEngngModel : public EngngModel
{
protected:
    StateCounterType internalVarUpdateStamp;

    FloatArray internalForcesEBENorm;
    void printReactionForces(TimeStep *tStep, int id, FILE *out);

    virtual void computeExternalLoadReactionContribution(FloatArray &reactions, TimeStep *tStep, int di);

    void updateInternalState(TimeStep *tStep);
 
    void printOutputAt(FILE *file, TimeStep *tStep) override;
 
public:
    StructuralEngngModel(int i, EngngModel *master = nullptr);
    virtual ~StructuralEngngModel();
 
    void updateYourself(TimeStep *tStep) override;
 
    int checkConsistency() override;

    void computeReaction(FloatArray &answer, TimeStep *tStep, int di);
 
    void terminate(TimeStep *tStep) override;

    void buildReactionTable(IntArray &restrDofMans, IntArray &restrDofs, IntArray &eqn, TimeStep *tStep, int di);
 
    void updateInternalRHS(FloatArray &answer, TimeStep *tStep, Domain *d, FloatArray *eNorm) override;
 
#ifdef __OOFEG
    void showSparseMtrxStructure(int type, oofegGraphicContext &gc, TimeStep *tStep) override;
#endif
};
} // end namespace oofem
#endif // structengngmodel_h