latticecrosssection.h

Go to the documentation of this file.

/*
 *
 *                 #####    #####   ######  ######  ###   ###
 *               ##   ##  ##   ##  ##      ##      ## ### ##
 *              ##   ##  ##   ##  ####    ####    ##  #  ##
 *             ##   ##  ##   ##  ##      ##      ##     ##
 *            ##   ##  ##   ##  ##      ##      ##     ##
 *            #####    #####   ##      ######  ##     ##
 *
 *
 *             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 latticecrosssection_h
#define latticecrosssection_h
 
#include "sm/Materials/LatticeMaterials/latticestructuralmaterial.h"
#include "crosssection.h"
#include "classfactory.h"


#define _IFT_LatticeCrossSection_Name "latticecs"
#define _IFT_LatticeCrossSection_Material "material"
#define _IFT_LatticeCrossSection_thickness "thickness"
 
namespace oofem {
class GaussPoint;
class Element;
class FloatArray;
class FloatMatrix;
typedef GaussPoint IntegrationPoint;

class LatticeCrossSection : public CrossSection
{
public:
    LatticeCrossSection(int n, Domain *d) : CrossSection(n, d)
    {
        materialNum = 0;
        crossSectionType = CS_LatticeStructuralCapability;
    }

    virtual ~LatticeCrossSection() { }
 
    void initializeFrom(InputRecord &ir) override;
 
    int testCrossSectionExtension(CrossSectExtension ext) override { return this->crossSectionType; }

    // Pass all calls to the material
 
    double giveLatticeStress1d(double strain, GaussPoint *gp, TimeStep *tStep) const;
 
    FloatArrayF< 3 >giveLatticeStress2d(const FloatArrayF< 3 > &strain, GaussPoint *gp, TimeStep *tStep) const;
 
    FloatArrayF< 6 >giveLatticeStress3d(const FloatArrayF< 6 > &strain, GaussPoint *gp, TimeStep *tStep) const;
 
    FloatMatrixF< 1, 1 >give1dStiffnessMatrix(MatResponseMode rMode, GaussPoint *gp, TimeStep *tStep) const;
 
    FloatMatrixF< 3, 3 >give2dStiffnessMatrix(MatResponseMode rMode, GaussPoint *gp, TimeStep *tStep) const;
 
    FloatMatrixF< 6, 6 >give3dStiffnessMatrix(MatResponseMode rMode, GaussPoint *gp, TimeStep *tStep) const;
 
    LatticeStructuralMaterial *giveLatticeMaterial() const;
 
    int checkConsistency() override;
 
    int giveIPValue(FloatArray &answer, GaussPoint *ip, InternalStateType type, TimeStep *tStep) override;
 
    Material *giveMaterial(IntegrationPoint *ip) const override;
    int giveMaterialNumber() const { return this->materialNum; }
    void setMaterialNumber(int matNum) { this->materialNum = matNum; }
 
    int packUnknowns(DataStream &buff, TimeStep *tStep, GaussPoint *gp) override;
    int unpackAndUpdateUnknowns(DataStream &buff, TimeStep *tStep, GaussPoint *gp) override;
    int estimatePackSize(DataStream &buff, GaussPoint *gp) override;
 
    // identification and auxiliary functions
    const char *giveClassName() const override { return "LatticeCrossSection"; }
    const char *giveInputRecordName() const override { return _IFT_LatticeCrossSection_Name; }
 
    virtual double give(int aProperty, GaussPoint *gp) const override;
    
    //    void giveCharMaterialStiffnessMatrix(FloatMatrix &answer, MatResponseMode rMode, GaussPoint *gp, TimeStep *tStep);
 
 
    CrossSectExtension crossSectionType;
private:
    int materialNum;
};
} // end namespace oofem
#endif // structuralcrosssection_h