misesmat.h

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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 misesmat_h
#define misesmat_h
 
#include "sm/Materials/structuralmaterial.h"
#include "sm/Materials/structuralms.h"
#include "sm/Materials/isolinearelasticmaterial.h"
#include "dictionary.h"
#include "floatarray.h"
#include "floatmatrix.h"
#include "scalarfunction.h"


#define _IFT_MisesMat_Name "misesmat"
#define _IFT_MisesMat_sig0 "sig0"
#define _IFT_MisesMat_h "h"
#define _IFT_MisesMat_htype "htype"
#define _IFT_MisesMat_h_eps "h_eps"
#define _IFT_MisesMat_h_function_eps "h(eps)"
#define _IFT_MisesMat_omega_crit "omega_crit"
#define _IFT_MisesMat_a "a"
#define _IFT_MisesMat_yieldTol "yieldtol"
 
namespace oofem {
class GaussPoint;
class Domain;

class MisesMat : public StructuralMaterial
{
protected:
    IsotropicLinearElasticMaterial linearElasticMaterial;

    double G = 0.;

    double K = 0.;

    double H = 0.;

    ScalarFunction sig0;

    int hType;

    FloatArray h_eps, h_function_eps;

    double omega_crit = 0.;
    double a = 0.;

    double yieldTol = 0.;
 
public:
    MisesMat(int n, Domain *d);
 
    void performPlasticityReturn(const FloatArray &totalStrain, GaussPoint *gp, TimeStep *tStep) const;
    void performPlasticityReturn_PlaneStress(const FloatArrayF< 3 > &totalStrain, GaussPoint *gp, TimeStep *tStep) const;
 
    double checkYieldStress(double &dKappa, double kappa, GaussPoint *gp, TimeStep *tStep) const;
    double computeYieldStress(double kappa, GaussPoint *gp, TimeStep *tStep) const;
    double computeYieldStressPrime(double kappa) const;
 
    double computeDamage(GaussPoint *gp, TimeStep *tStep) const;
    double computeDamageParam(double tempKappa) const;
    double computeDamageParamPrime(double tempKappa) const;
    virtual double computeCumPlastStrain(GaussPoint *gp, TimeStep *tStep) const;
 
    void initializeFrom(InputRecord &ir) override;
 
    bool isCharacteristicMtrxSymmetric(MatResponseMode rMode) const override { return false; }
 
    const char *giveInputRecordName() const override { return _IFT_MisesMat_Name; }
    const char *giveClassName() const override { return "MisesMat"; }
 
    std::unique_ptr<MaterialStatus> CreateStatus(GaussPoint *gp) const override;
 
    FloatMatrixF< 6, 6 >give3dMaterialStiffnessMatrix(MatResponseMode mode, GaussPoint *gp, TimeStep *tStep) const override;
 
    FloatMatrixF< 3, 3 >givePlaneStressStiffMtrx(MatResponseMode mmode, GaussPoint *gp, TimeStep *tStep) const override;
 
    FloatMatrixF< 1, 1 >give1dStressStiffMtrx(MatResponseMode mode, GaussPoint *gp, TimeStep *tStep) const override;
 
    FloatArrayF< 6 >giveRealStressVector_3d(const FloatArrayF< 6 > &strain, GaussPoint *gp, TimeStep *tStep) const override;
 
    FloatArrayF< 3 >giveRealStressVector_PlaneStress(const FloatArrayF< 3 > &totalStrain, GaussPoint *gp, TimeStep *tStep) const override;
 
    FloatArrayF< 1 >giveRealStressVector_1d(const FloatArrayF< 1 > &reducedE, GaussPoint *gp, TimeStep *tStep) const override;
 
    double giveS(GaussPoint *gp, TimeStep *tStep) const;
    double giveTemperature(GaussPoint *gp, TimeStep *tStep) const;
 
protected:
    void computeGLPlasticStrain(const FloatMatrix &F, FloatMatrix &Ep, FloatMatrix b, double J);
 
 
    int giveIPValue(FloatArray &answer, GaussPoint *gp, InternalStateType type, TimeStep *tStep) override;
};
 
//=============================================================================
 
 
class MisesMatStatus : public StructuralMaterialStatus
{
protected:
    FloatArray plasticStrain;

    FloatArray tempPlasticStrain;

    FloatArray trialStressD;

    double trialStressV = 0.;
 
    FloatArray effStress;
    FloatArray tempEffStress;

    double kappa = 0.;

    double tempKappa = 0.;

    double damage = 0.;

    double tempDamage = 0.;
 
 
public:
    MisesMatStatus(GaussPoint *g);
 
    const FloatArray &givePlasticStrain() const { return plasticStrain; }
 
    const FloatArray &giveTrialStressDev() const { return trialStressD; }
 
    double giveTrialStressVol() const { return trialStressV; }
 
    double giveDamage() const { return damage; }
    double giveTempDamage() const { return tempDamage; }
 
    double giveCumulativePlasticStrain() const { return kappa; }
    double giveTempCumulativePlasticStrain() const { return tempKappa; }
 
    const FloatArray &giveTempEffectiveStress() const { return tempEffStress; }
    const FloatArray &giveEffectiveStress() const { return effStress; }
 
    void letTempPlasticStrainBe(const FloatArray &values) { tempPlasticStrain = values; }
    const FloatArray &getTempPlasticStrain() const { return tempPlasticStrain; }
 
    void letTrialStressDevBe(const FloatArray &values) { trialStressD = values; }
 
    void letEffectiveStressBe(const FloatArray &values) { effStress = values; }
 
    void letTempEffectiveStressBe(const FloatArray &values) { tempEffStress = values; }
 
 
    void setTrialStressVol(double value) { trialStressV = value; }
 
 
 
 
    void setTempCumulativePlasticStrain(double value) { tempKappa = value; }
 
    void setTempDamage(double value) { tempDamage = value; }
 
    const FloatArray &givePlasDef() { return plasticStrain; }
 
    void printOutputAt(FILE *file, TimeStep *tStep) const override;
 
    void initTempStatus() override;
 
    void updateYourself(TimeStep *tStep) override;
 
    void saveContext(DataStream &stream, ContextMode mode) override;
    void restoreContext(DataStream &stream, ContextMode mode) override;
 
    const char *giveClassName() const override { return "MisesMatStatus"; }
};
} // end namespace oofem
#endif // misesmat_h