trplanstrssxfem.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 TRPLANSTRSSXFEM_H_
#define TRPLANSTRSSXFEM_H_

#include "../sm/Elements/PlaneStress/trplanstrss.h"
#include "../sm/xfem/xfemstructuralelementinterface.h"
#include "vtkxmlexportmodule.h"


#define _IFT_TrPlaneStress2dXFEM_Name "trplanestress2dxfem"

#define _IFT_TrPlaneStress2dXFEM_RegCoeff "reg_coeff"
#define _IFT_TrPlaneStress2dXFEM_RegCoeffTol "reg_coeff_tol"

namespace oofem {
class TrPlaneStress2dXFEM : public TrPlaneStress2d, public XfemStructuralElementInterface, public VTKXMLExportModuleElementInterface
{
protected:
    virtual void updateYourself(TimeStep *tStep);
    virtual void postInitialize();

    double mRegCoeff, mRegCoeffTol;

public:
    TrPlaneStress2dXFEM(int n, Domain * d) : TrPlaneStress2d(n, d), XfemStructuralElementInterface(this), VTKXMLExportModuleElementInterface() { numberOfDofMans = 3; mRegCoeff = 1.0e-6; mRegCoeffTol = 1.0e-6;}

    virtual ~TrPlaneStress2dXFEM();

    virtual int checkConsistency();

    virtual int testElementExtension(ElementExtension ext) { return ( ( ext == Element_EdgeLoadSupport ) ? 1 : 0 ); }

    virtual Interface *giveInterface(InterfaceType it);

    virtual const char *giveInputRecordName() const { return _IFT_TrPlaneStress2dXFEM_Name; }
    virtual const char *giveClassName() const { return "TrPlaneStress2dXFEM"; }

    virtual int computeNumberOfDofs();
    virtual void computeGaussPoints();
    virtual void computeNmatrixAt(const FloatArray &iLocCoord, FloatMatrix &answer);
    virtual void computeBmatrixAt(GaussPoint *gp, FloatMatrix &answer,
                                  int lowerIndx = 1, int upperIndx = ALL_STRAINS);
    virtual void computeBHmatrixAt(GaussPoint *gp, FloatMatrix &answer);
    virtual void giveDofManDofIDMask(int inode, IntArray &answer) const;
    virtual void computeConstitutiveMatrixAt(FloatMatrix &answer, MatResponseMode rMode, GaussPoint *, TimeStep *tStep);
    virtual void computeStressVector(FloatArray &answer, const FloatArray &strain, GaussPoint *gp, TimeStep *tStep);
    virtual void computeStiffnessMatrix(FloatMatrix &answer, MatResponseMode rMode, TimeStep *tStep);

    virtual void computeDeformationGradientVector(FloatArray &answer, GaussPoint *gp, TimeStep *tStep);

    virtual void giveInternalForcesVector(FloatArray &answer, TimeStep *tStep, int useUpdatedGpRecord);

    virtual void computeConsistentMassMatrix(FloatMatrix &answer, TimeStep *tStep, double &mass, const double *ipDensity = NULL) { XfemStructuralElementInterface :: XfemElementInterface_computeConsistentMassMatrix(answer, tStep, mass, ipDensity); }

        virtual Element_Geometry_Type giveGeometryType() const;

#ifdef __OOFEG
    // TODO: Implement OOFEG functions
    virtual void drawRawGeometry(oofegGraphicContext &gc, TimeStep *tStep);
    //void drawDeformedGeometry(oofegGraphicContext &gc, TimeStep *tStep, UnknownType);
    virtual void drawScalar(oofegGraphicContext &gc, TimeStep *tStep);
    //virtual void drawSpecial(oofegGraphicContext &gc, TimeStep *tStep);
#endif

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

    virtual void computeField(ValueModeType mode, TimeStep *tStep, const FloatArray &lcoords, FloatArray &answer);
    virtual void giveElementDofIDMask(IntArray &answer) const;

    virtual void giveCompositeExportData(std::vector< VTKPiece > &vtkPieces, IntArray &primaryVarsToExport, IntArray &internalVarsToExport, IntArray cellVarsToExport, TimeStep *tStep);

};
} /* namespace oofem */
#endif /* TRPLANSTRSSXFEM_H_ */