isointerfacedamage01.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 isointerfacedamage01_h
#define isointerfacedamage01_h

#include "../structuralinterfacematerial.h"
#include "../structuralinterfacematerialstatus.h"


#define _IFT_IsoInterfaceDamageMaterial_Name "isointrfdm01"
#define _IFT_IsoInterfaceDamageMaterial_kn "kn"
#define _IFT_IsoInterfaceDamageMaterial_ks "ks"
#define _IFT_IsoInterfaceDamageMaterial_ft "ft"
#define _IFT_IsoInterfaceDamageMaterial_gf "gf"
#define _IFT_IsoInterfaceDamageMaterial_maxOmega "maxomega"
#define _IFT_IsoInterfaceDamageMaterial_beta "beta"


namespace oofem {

class IsoInterfaceDamageMaterialStatus : public StructuralInterfaceMaterialStatus
{
protected:
    double kappa;
    double tempKappa;
    double damage;
    double tempDamage;

public:
    IsoInterfaceDamageMaterialStatus(int n, Domain * d, GaussPoint * g);
    virtual ~IsoInterfaceDamageMaterialStatus();

    virtual void printOutputAt(FILE *file, TimeStep *tStep);

    double giveKappa() { return kappa; }
    double giveTempKappa() { return tempKappa; }
    void setTempKappa(double newKappa) { tempKappa = newKappa; }
    double giveDamage() { return damage; }
    double giveTempDamage() { return tempDamage; }
    void setTempDamage(double newDamage) { tempDamage = newDamage; }

    // definition
    virtual const char *giveClassName() const { return "IsoInterfaceDamageMaterialStatus"; }

    virtual void initTempStatus();
    virtual void updateYourself(TimeStep *tStep);

    virtual contextIOResultType saveContext(DataStream &stream, ContextMode mode, void *obj = NULL);
    virtual contextIOResultType restoreContext(DataStream &stream, ContextMode mode, void *obj = NULL);
};


class IsoInterfaceDamageMaterial : public StructuralInterfaceMaterial
{
protected:
    double tempDillatCoeff;
    double kn;
    double ks;
    double ft;
    double gf;
    double e0;
    double maxOmega;
    double beta;

public:
    IsoInterfaceDamageMaterial(int n, Domain * d);
    virtual ~IsoInterfaceDamageMaterial();

    virtual int hasNonLinearBehaviour() { return 1; }
    virtual bool hasAnalyticalTangentStiffness() const { return true; }

    virtual const char *giveInputRecordName() const { return _IFT_IsoInterfaceDamageMaterial_Name; }
    virtual const char *giveClassName() const { return "IsoInterfaceDamageMaterial"; }

    virtual void giveEngTraction_3d(FloatArray &answer, GaussPoint *gp, const FloatArray &jump, TimeStep *tStep);
    virtual void give3dStiffnessMatrix_Eng(FloatMatrix &answer, MatResponseMode rMode, GaussPoint *gp, TimeStep *tStep);

    virtual int giveIPValue(FloatArray &answer, GaussPoint *gp, InternalStateType type, TimeStep *tStep);

    void computeEquivalentStrain(double &kappa, const FloatArray &jump, GaussPoint *gp, TimeStep *tStep);

    virtual void computeDamageParam(double &omega, double kappa, const FloatArray &strain, GaussPoint *gp);

    virtual IRResultType initializeFrom(InputRecord *ir);
    virtual void giveInputRecord(DynamicInputRecord &input);

    virtual MaterialStatus *CreateStatus(GaussPoint *gp) const { return new IsoInterfaceDamageMaterialStatus(1, domain, gp); }
};
} // end namespace oofem
#endif // isointerfacedamage01_h