misesmatnl.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 misesmatnl_h
 
#include "sm/Materials/misesmat.h"
#include "sm/Materials/structuralnonlocalmaterialext.h"
#include "nonlocmatstiffinterface.h"
#include "cltypes.h"


#define _IFT_MisesMatNl_Name "misesmatnl"
#define _IFT_MisesMatNl_averagingtype "averagingtype"
#define _IFT_MisesMatNl_exp "exp"
#define _IFT_MisesMatNl_rf "rf"
 
namespace oofem {
class MisesMatNlStatus : public MisesMatStatus, public StructuralNonlocalMaterialStatusExtensionInterface
{
protected:
    // STATE VARIABLE DECLARATION
    // Equivalent strain for avaraging
    double localCumPlasticStrainForAverage = 0.;
 
public:
    MisesMatNlStatus(GaussPoint * g);
 
    void printOutputAt(FILE *file, TimeStep *tStep) const override;
 
    // STATE VARIABLE
    // declare state variable access and modification methods
    double giveLocalCumPlasticStrainForAverage() { return localCumPlasticStrainForAverage; }
    void setLocalCumPlasticStrainForAverage(double ls) { localCumPlasticStrainForAverage = ls; }
 
    const char *giveClassName() const override { return "MisesMatNlStatus"; }
 
    void initTempStatus() override;
 
    void updateYourself(TimeStep *tStep) override;
    void saveContext(DataStream &stream, ContextMode mode) override;
    void restoreContext(DataStream &stream, ContextMode mode) override;
 
    Interface *giveInterface(InterfaceType) override;
};
 

class MisesMatNl : public MisesMat, public StructuralNonlocalMaterialExtensionInterface,
public NonlocalMaterialStiffnessInterface
{
protected:
    double Rf = 0.;
    double exponent = 1.;
    int averType = 0;
 
public:
    MisesMatNl(int n, Domain * d);
 
    const char *giveClassName() const override { return "MisesMatNl"; }
    const char *giveInputRecordName() const override { return _IFT_MisesMatNl_Name; }
 
    void initializeFrom(InputRecord &ir) override;
    void giveInputRecord(DynamicInputRecord &input) override;
 
    Interface *giveInterface(InterfaceType) override;

    virtual double computeCumPlasticStrain(GaussPoint *gp, TimeStep *tStep) const;
    double computeDamage(GaussPoint *gp, TimeStep *tStep) const;
    void modifyNonlocalWeightFunctionAround(GaussPoint *gp) const;
    double computeDistanceModifier(double damage) const;
    double computeLocalCumPlasticStrain(GaussPoint *gp, TimeStep *tStep) const
    {
        return MisesMat :: computeCumPlastStrain(gp, tStep);
    }
 
    FloatMatrixF<1,1> give1dStressStiffMtrx(MatResponseMode mmode, GaussPoint *gp, TimeStep *tStep) const override;
    //void givePlaneStrainStiffMtrx(FloatMatrix& answer, MatResponseMode, GaussPoint *gp,TimeStep *tStep) override;
    //void give3dMaterialStiffnessMatrix(FloatMatrix& answer, MatResponseMode, GaussPoint *gp, TimeStep *tStep) override;
 
    void NonlocalMaterialStiffnessInterface_addIPContribution(SparseMtrx &dest, const UnknownNumberingScheme &s,
                                                              GaussPoint *gp, TimeStep *tStep) override;
 
    std :: vector< localIntegrationRecord > *NonlocalMaterialStiffnessInterface_giveIntegrationDomainList(GaussPoint *gp) override;

    int giveLocalNonlocalStiffnessContribution(GaussPoint *gp, IntArray &loc, const UnknownNumberingScheme &s,
                                               FloatArray &lcontrib, TimeStep *tStep);

    void giveRemoteNonlocalStiffnessContribution(GaussPoint *gp, IntArray &rloc, const UnknownNumberingScheme &s,
                                                 FloatArray &rcontrib, TimeStep *tStep);
 
    FloatArrayF<6> giveRealStressVector_3d(const FloatArrayF<6> &strain, GaussPoint *gp, TimeStep *tStep) const override;
    FloatArrayF<1> giveRealStressVector_1d(const FloatArrayF<1> &strainVector, GaussPoint *gp, TimeStep *tStep) const override;
 
    void updateBeforeNonlocAverage(const FloatArray &strainVector, GaussPoint *gp, TimeStep *tStep) const override;
 
    int hasBoundedSupport() const override { return 1; }
 
    int packUnknowns(DataStream &buff, TimeStep *tStep, GaussPoint *ip) override;
    int unpackAndUpdateUnknowns(DataStream &buff, TimeStep *tStep, GaussPoint *ip) override;
    int estimatePackSize(DataStream &buff, GaussPoint *ip) override;
 
protected:
    std::unique_ptr<MaterialStatus> CreateStatus(GaussPoint *gp) const override { return std::make_unique<MisesMatNlStatus>(gp); }
};
} // end namespace oofem
#define misesmatnl_h
#endif