node.h

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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 node_h
#define node_h
 
#include "dofmanager.h"
#include "floatarray.h"
#include "floatmatrix.h"
 
#include <memory>


#define _IFT_Node_Name "node"
#define _IFT_Node_coords "coords"
#define _IFT_Node_lcs "lcs"
 
namespace oofem {
class Dof;
class NodalLoad;
class TimeStep;
class FloatArray;
class IntArray;
class ParamKey;

class OOFEM_EXPORT Node : public DofManager
{
protected:
    std::unique_ptr<FloatMatrix> localCoordinateSystem;
 
    static ParamKey IPK_Node_lcs;
    static ParamKey IPK_Node_coords;
 
public:
    Node(int n, Domain * aDomain);

    void setCoordinates(FloatArray coords) { this->coordinates = std :: move(coords); }
    virtual double giveUpdatedCoordinate(int ic, TimeStep *tStep, double scale = 1.);
    virtual void giveUpdatedCoordinates(FloatArray &answer, TimeStep *tStep, double scale = 1.);
 
    // local coordinate system
    bool hasLocalCS() { return ( localCoordinateSystem != nullptr ); }
    FloatMatrix *giveLocalCoordinateTriplet() { return localCoordinateSystem.get(); }
    bool hasSameLCS(Node *remote);
 
    bool computeL2GTransformation(FloatMatrix &answer, const IntArray &dofIDArry) override;
    bool requiresTransformation() override { return ( this->hasLocalCS() || hasSlaveDofs ); }
    void computeLoadVector(FloatArray &answer, Load *load, CharType type, TimeStep *tStep, ValueModeType mode) override;

    void updateYourself(TimeStep *tStep) override;
 
    // miscellaneous
    const char *giveClassName() const override { return "Node"; }
    const char *giveInputRecordName() const override { return _IFT_Node_Name; }
    void initializeFrom(InputRecord &ir) override { initializeFrom(ir, 1); }
    void initializeFrom(InputRecord &ir, int priority) override;
     void initializeFinish() override;
    void giveInputRecord(DynamicInputRecord &input) override;
    void printYourself() override;
    int checkConsistency() override;
    bool isDofTypeCompatible(dofType type) const override { return ( type == DT_master || type == DT_simpleSlave || type == DT_active ); }
    virtual int giveQcNodeType() { return 0; }
 
    void saveContext(DataStream &stream, ContextMode mode) override;
    void restoreContext(DataStream &stream, ContextMode mode) override;
 
#ifdef __OOFEG
    void drawYourself(oofegGraphicContext &gc, TimeStep *tStep) override;
#endif
};
} // end namespace oofem
#endif // node_h