latticeneumanncouplingnode.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 program is free software; you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation; either version 2 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 General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with this program; if not, write to the Free Software
 *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 */
 
#ifndef latticeneumanncouplingnode_h
#define latticeneumanncouplingnode_h
 
#include "node.h"
#include "domain.h"
#include "floatarray.h"
 


#define _IFT_LatticeNeumannCouplingNode_Name "latticeneumanncouplingnode"
#define _IFT_LatticeNeumannCouplingNode_direction "direction"
#define _IFT_LatticeNeumannCouplingNode_couplingnodes "couplingnodes"
 
namespace oofem {
class Node;
class Dof;
class NodalLoad;
class TimeStep;
class IntArray;
class ParamKey;
 
class LatticeNeumannCouplingNode : public Node
{
protected:
    FloatArray directionVector;
    IntArray couplingNodes;
 
    static ParamKey IPK_LatticeNeumannCouplingNode_direction;
    static ParamKey IPK_LatticeNeumannCouplingNode_couplingnodes;
 
public:
 
    LatticeNeumannCouplingNode(int n, Domain *aDomain);                       // constructor
 
    ~LatticeNeumannCouplingNode();                                            // destructor
 
    virtual void  computeLoadVectorAt(FloatArray &answer, TimeStep *stepN, ValueModeType mode);
 
    const char *giveClassName() const override { return "LatticeNeumannCouplingNode"; }
    void initializeFrom(InputRecord &ir, int priority) override;
    void postInitialize() override;
 
    IntArray *giveCouplingNodes();
 
    void computeLoadCouplingContribution(FloatArray &answer, TimeStep *stepN);
 
    void printYourself() override;
};
} // end namespace oofem
 
#endif // latticecouplingnode_h