mazarsmodelnl.h

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/*
 *
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 *               ##   ##  ##   ##  ##      ##      ## ### ##
 *              ##   ##  ##   ##  ####    ####    ##  #  ##
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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 mazarsmodelnl_h
#define mazarsmodelnl_h

#include "mazarsmodel.h"
#include "Materials/structuralnonlocalmaterialext.h"


#define _IFT_MazarsNLMaterial_Name "mazarsmodelnl"
#define _IFT_MazarsNLMaterial_r "r"


namespace oofem {
class GaussPoint;

class MazarsNLMaterialStatus : public MazarsMaterialStatus, public StructuralNonlocalMaterialStatusExtensionInterface
{
protected:
    double localEquivalentStrainForAverage;

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

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

    double giveLocalEquivalentStrainForAverage() { return localEquivalentStrainForAverage; }
    void setLocalEquivalentStrainForAverage(double ls) { localEquivalentStrainForAverage = ls; }

    // definition
    virtual const char *giveInputRecordName() const { return _IFT_MazarsNLMaterial_Name; }
    virtual const char *giveClassName() const { return "MazarsNLMaterialStatus"; }

    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);

    virtual Interface *giveInterface(InterfaceType it);
};


class MazarsNLMaterial : public MazarsMaterial, public StructuralNonlocalMaterialExtensionInterface
{
protected:
    double R;

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

    // identification and auxiliary functions
    virtual const char *giveClassName() const { return "MazarsNLMaterial"; }

    virtual IRResultType initializeFrom(InputRecord *ir);
    virtual Interface *giveInterface(InterfaceType it);

    virtual void computeEquivalentStrain(double &kappa, const FloatArray &strain, GaussPoint *gp, TimeStep *tStep);
    void computeLocalEquivalentStrain(double &kappa, const FloatArray &strain, GaussPoint *gp, TimeStep *tStep)
    { MazarsMaterial :: computeEquivalentStrain(kappa, strain, gp, tStep); }

    virtual void updateBeforeNonlocAverage(const FloatArray &strainVector, GaussPoint *gp, TimeStep *tStep);
    virtual double computeWeightFunction(const FloatArray &src, const FloatArray &coord);
    virtual int hasBoundedSupport() { return 1; }
    virtual void giveSupportRadius(double &radius) { radius = this->R; }

    virtual int packUnknowns(DataStream &buff, TimeStep *tStep, GaussPoint *ip);
    virtual int unpackAndUpdateUnknowns(DataStream &buff, TimeStep *tStep, GaussPoint *ip);
    virtual int estimatePackSize(DataStream &buff, GaussPoint *ip);

    virtual MaterialStatus *CreateStatus(GaussPoint *gp) const { return new MazarsNLMaterialStatus(1, MazarsMaterial :: domain, gp); }

protected:
    void initDamaged(double kappa, FloatArray &totalStrainVector, GaussPoint *gp);
};
} // end namespace oofem
#endif // mazarsmodelnl_h