gausspoint.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 - 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
 */
 
/*
 * The original idea for this class comes from
 * Dubois-Pelerin, Y.: "Object-Oriented  Finite Elements: Programming concepts and Implementation",
 * PhD Thesis, EPFL, Lausanne, 1992.
 */
 
#ifndef gausspoint_h
#define gausspoint_h
 
#include "oofemenv.h"
#include "integrationrule.h"
#include "integrationpointstatus.h"
#include "element.h"
#include "floatarray.h"
#include "materialmode.h"
#include <map>
 
namespace oofem {
class Material;
class LayeredCrossSection;
class MicroplaneMaterial;
class FiberedCrossSection;
class CrossSection;
class IntegrationRule;

class OOFEM_EXPORT GaussPoint
{
private:
    int number;
    IntegrationRule *irule;
    FloatArray naturalCoordinates;
    std::unique_ptr<FloatArray> subPatchCoordinates;
    std::unique_ptr<FloatArray> globalCoordinates;
    double weight;
    MaterialMode materialMode;
 
protected:
    // layer and fibered material support
    std::vector< GaussPoint * > gaussPoints;
    std::map<int, std::unique_ptr<IntegrationPointStatus>> materialStatuses;
 
public:
    GaussPoint(IntegrationRule *ir, int n, FloatArray iNaturalCoord, double w, MaterialMode mode);
 
    GaussPoint(IntegrationRule *ir, int n, double w, MaterialMode mode);
 
    ~GaussPoint();

    double giveNaturalCoordinate(int i) const { return naturalCoordinates.at(i); }
    const FloatArray &giveNaturalCoordinates() const { return naturalCoordinates; }
    void setNaturalCoordinates(const FloatArray &c) { naturalCoordinates = c; }

    const FloatArray &giveSubPatchCoordinates() const
    {
        if ( subPatchCoordinates ) {
            return *subPatchCoordinates;
        } else {
            return naturalCoordinates;
        }
    }
    void setSubPatchCoordinates(const FloatArray &c)
    {
        if ( subPatchCoordinates ) {
            * subPatchCoordinates = c;
        } else {
            subPatchCoordinates = std::make_unique<FloatArray>(c);
        }
    }
 
    inline const FloatArray &giveGlobalCoordinates()
    {
        if ( globalCoordinates ) {
            return *globalCoordinates;
        } else {
            globalCoordinates = std::make_unique<FloatArray>();
            this->giveElement()->computeGlobalCoordinates(*globalCoordinates, naturalCoordinates);
            return *globalCoordinates;
        }
    }
 
    void setGlobalCoordinates(const FloatArray &iCoord)
    {
        if ( globalCoordinates ) {
            *globalCoordinates = iCoord;
        } else {
            globalCoordinates = std::make_unique<FloatArray>(iCoord);
        }
    }

    double giveWeight() { return weight; }
    void setWeight(double w) { weight = w; }
    int giveNumber() { return number; }
    IntegrationRule *giveIntegrationRule() { return irule; }
    Element *giveElement() { return irule->giveElement(); }

    MaterialMode giveMaterialMode() { return this->materialMode; }
    void setMaterialMode(MaterialMode newMode) { this->materialMode = newMode; }

    Material *giveMaterial() { return giveElement()->giveMaterial(); }

    CrossSection *giveCrossSection() { return giveElement()->giveCrossSection(); }

    IntegrationPointStatus *giveMaterialStatus(IntegrationPointStatusIDType key=IPSID_Default) { return this->materialStatuses.at(key).get(); }
    const IntegrationPointStatus *giveMaterialStatus(IntegrationPointStatusIDType key=IPSID_Default) const { return this->materialStatuses.at(key).get(); }
    bool hasMaterialStatus(IntegrationPointStatusIDType key=IPSID_Default) const { return this->materialStatuses.find(key) != this->materialStatuses.end(); }
    
    IntegrationPointStatus *setMaterialStatus(std::unique_ptr<IntegrationPointStatus> ptr, IntegrationPointStatusIDType key=IPSID_Default)
    {
        if ( this->materialStatuses.find(key) != this->materialStatuses.end() ) {
            OOFEM_ERROR("status already exist");
        }
        this->materialStatuses[key]=std::move(ptr);
        return this->materialStatuses[key].get();
    }

    GaussPoint *giveSlaveGaussPoint(int index);
    std::vector< GaussPoint * > &giveSlaveGaussPoints() {return this->gaussPoints;}

    bool hasSlaveGaussPoint();
    size_t findFirstIndexOfSlaveGaussPoint(GaussPoint *gp);
    void printOutputAt(FILE *file, TimeStep *tStep, const char* indent="");
    void updateYourself(TimeStep *tStep);

    const char *giveClassName() const { return "GaussPoint"; }

    IntegrationPointStatus *__setMaterialStatus(IntegrationPointStatus* ptr, IntegrationPointStatusIDType key=IPSID_Default)
    {
        if ( this->materialStatuses.find(key) != this->materialStatuses.end() ) {
            OOFEM_ERROR("status already exist");
        }
        this->materialStatuses[key]=std::unique_ptr<IntegrationPointStatus>(ptr);
        return this->materialStatuses[key].get();
    }
 
    friend class LayeredCrossSection;
    friend class FiberedCrossSection;
};
 
typedef GaussPoint IntegrationPoint;
} // end namespace oofem
#endif // gausspoint_h