beam3d.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 beam3d_h
#define beam3d_h

#include "../sm/Elements/Beams/beambaseelement.h"
#include "../sm/CrossSections/fiberedcs.h"
#include "../sm/Materials/winklermodel.h"
#include "dofmanager.h"
#include "vtkxmlexportmodule.h"


#define _IFT_Beam3d_Name "beam3d"
#define _IFT_Beam3d_dofstocondense "dofstocondense"
#define _IFT_Beam3d_refnode "refnode"
#define _IFT_Beam3d_refangle "refangle"
#define _IFT_Beam3d_zaxis "zaxis"
#define _IFT_Beam3d_subsoilmat "subsoilmat"


#define Beam3d_nSubBeams 10

namespace oofem {

class FEI3dLineLin;

 class Beam3d : public BeamBaseElement, public FiberedCrossSectionInterface, public Beam3dSubsoilMaterialInterface,  public VTKXMLExportModuleElementInterface
{
protected:
    static FEI3dLineLin interp;

    double kappay, kappaz, length;
    int referenceNode;
    FloatArray zaxis;
    double referenceAngle = 0;
    //IntArray *dofsToCondense;
    /*
     * Ghost nodes are used to introduce additional DOFs at element.
     * These are needed as we actually do not want to condense selected DOFs, but rather
     * allocate an extra equation to these. This allows to get cooresponding DOFs directly from
     * the global system, avoiding the need to postprocess local displacements at element.
     */
    DofManager *ghostNodes [ 2 ];
    int numberOfCondensedDofs;

    int subsoilMat;
    
public:
    Beam3d(int n, Domain *d);
    virtual ~Beam3d();

    virtual FEInterpolation *giveInterpolation() const;

    virtual void computeConsistentMassMatrix(FloatMatrix &answer, TimeStep *tStep, double &mass, const double *ipDensity = NULL);
    virtual void computeInitialStressMatrix(FloatMatrix &answer, TimeStep *tStep);
    virtual void computeStiffnessMatrix(FloatMatrix &answer, MatResponseMode rMode, TimeStep *tStep);
    virtual int giveLocalCoordinateSystem(FloatMatrix &answer);
    virtual void giveInternalForcesVector(FloatArray &answer, TimeStep *, int useUpdatedGpRecord = 0);
    void giveEndForcesVector(FloatArray &answer, TimeStep *tStep);

    virtual int computeGlobalCoordinates(FloatArray &answer, const FloatArray &lcoords);


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

    virtual int computeNumberOfDofs() { return 12; }
    virtual int computeNumberOfGlobalDofs() { return 12 + this->numberOfCondensedDofs; }
    virtual void giveDofManDofIDMask(int inode, IntArray &) const;
    virtual int giveNumberOfInternalDofManagers() const { return ( ghostNodes [ 0 ] != NULL ) + ( ghostNodes [ 1 ] != NULL ); }
    virtual DofManager *giveInternalDofManager(int i) const {
        if ( i == 1 ) {
            if ( ghostNodes [ 0 ] ) { return ghostNodes [ 0 ]; } else { return ghostNodes [ 1 ]; }
        } else if ( i == 2 ) { // i==2
            return ghostNodes [ 1 ];
        } else {
            OOFEM_ERROR("No such DOF available on Element %d", number);
            return NULL;
        }
    }
    virtual void giveInternalDofManDofIDMask(int i, IntArray &answer) const {
        if ( i == 1 ) {
            if ( ghostNodes [ 0 ] ) {
                ghostNodes [ 0 ]->giveCompleteMasterDofIDArray(answer);
            } else {
                ghostNodes [ 1 ]->giveCompleteMasterDofIDArray(answer);
            }
        } else if ( i == 2 ) { // i==2
            ghostNodes [ 1 ]->giveCompleteMasterDofIDArray(answer);
        } else {
            OOFEM_ERROR("No such DOF available on Element %d", number);
        }
    }
    virtual void giveBoundaryLocationArray(IntArray &locationArray, const IntArray &bNodes, const UnknownNumberingScheme &s, IntArray *dofIds = NULL) {
      giveLocationArray (locationArray, s, dofIds);
    }
     
    virtual void giveBoundaryLocationArray(IntArray &locationArray, const IntArray &bNodes, const IntArray &dofIDMask, const UnknownNumberingScheme &s, IntArray *dofIds = NULL) {
      giveLocationArray (locationArray, dofIDMask, s, dofIds);
    }

    virtual double computeVolumeAround(GaussPoint *gp);

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

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

    //
    // fibered cross section support functions
    //
    virtual void FiberedCrossSectionInterface_computeStrainVectorInFiber(FloatArray &answer, const FloatArray &masterGpStrain,
                                                                         GaussPoint *slaveGp, TimeStep *tStep);

    virtual Interface *giveInterface(InterfaceType it);

    // definition & identification
    virtual const char *giveClassName() const { return "Beam3d"; }
    virtual const char *giveInputRecordName() const { return _IFT_Beam3d_Name; }
    virtual IRResultType initializeFrom(InputRecord *ir);
    virtual integrationDomain giveIntegrationDomain() const { return _Line; }
    //virtual Element_Geometry_Type giveGeometryType() const { return EGT_line_1; }
    virtual Element_Geometry_Type giveGeometryType() const { return EGT_Composite; }
    virtual void updateLocalNumbering(EntityRenumberingFunctor &f);

    /*

    virtual void B3SSI_getNMatrix (FloatMatrix &answer, GaussPoint *gp) {
      this->computeNmatrixAt(gp->giveNaturalCoordinates(), answer);
    }
    virtual void B3SSI_getGtoLRotationMatrix (FloatMatrix &answer) {
      this->computeGtoLRotationMatrix(answer);
    }
    virtual double B3SSI_computeVolumeAround (GaussPoint* gp) {
      return this->computeVolumeAround(gp);
    }
    */
    virtual void B3SSMI_getUnknownsGtoLRotationMatrix(FloatMatrix& answer);

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

    
#ifdef __OOFEG
    virtual void drawRawGeometry(oofegGraphicContext &gc, TimeStep *tStep);
    virtual void drawDeformedGeometry(oofegGraphicContext & gc, TimeStep * tStep, UnknownType);
#endif

protected:
    virtual void computeBoundaryEdgeLoadVector(FloatArray &answer, BoundaryLoad *load, int edge, CharType type, ValueModeType mode, TimeStep *tStep, bool global=true);
    virtual int computeLoadGToLRotationMtrx(FloatMatrix &answer);
    virtual void computeBmatrixAt(GaussPoint *, FloatMatrix &, int = 1, int = ALL_STRAINS);
    virtual void computeNmatrixAt(const FloatArray &iLocCoord, FloatMatrix &);
    virtual bool computeGtoLRotationMatrix(FloatMatrix &answer);
    virtual void computeBodyLoadVectorAt(FloatArray &answer, Load *load, TimeStep *tStep, ValueModeType mode);

    double giveKappayCoeff(TimeStep *tStep);
    double giveKappazCoeff(TimeStep *tStep);
    void computeKappaCoeffs(TimeStep *tStep);
    virtual double computeLength();
    virtual void computeGaussPoints();
    virtual void computeConstitutiveMatrixAt(FloatMatrix &answer, MatResponseMode rMode, GaussPoint *gp, TimeStep *tStep);
    virtual void computeStressVector(FloatArray &answer, const FloatArray &strain, GaussPoint *gp, TimeStep *tStep);

    virtual MaterialMode giveMaterialMode() { return _3dBeam; }
    virtual int giveNumberOfIPForMassMtrxIntegration() { return 4; }

    bool hasDofs2Condense() { return ( ghostNodes [ 0 ] || ghostNodes [ 1 ] ); }


    void computeSubSoilNMatrixAt(GaussPoint *gp, FloatMatrix &answer);
    void computeSubSoilStiffnessMatrix(FloatMatrix &answer,
               MatResponseMode rMode, TimeStep *tStep);

    void giveInternalForcesVectorAtPoint(FloatArray &answer, TimeStep *tStep, FloatArray &coords);
    void computeInternalForcesFromBoundaryEdgeLoadVectorAtPoint(FloatArray &answer, BoundaryLoad *load, int edge, CharType type, ValueModeType mode,
                                                                TimeStep *tStep, FloatArray &pointCoords, double ds, bool global);
    void computeInternalForcesFromBodyLoadVectorAtPoint(FloatArray &answer, Load *forLoad, TimeStep *tStep, ValueModeType mode, FloatArray &pointCoords, double ds);
    virtual int computeGlobalCoordinates(FloatArray &answer, const FloatArray &lcoords, const FloatArray &point);

};
} // end namespace oofem
#endif // beam3d_h