termlibrary2.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 termlibrary2_h
#define termlibrary2_h
 
#include "mpm.h"
#include "boundaryload.h"
 
// file containing various term definitions 
 
namespace oofem {

void deltaB(FloatMatrix& answer, const Variable *v, const FEInterpolation* interpol, const Element& cell, const FloatArray& coords, const MaterialMode mmode) ;
void evalB(FloatMatrix& answer, const Variable *v, const FEInterpolation* interpol, const Element& cell, const FloatArray& coords, const MaterialMode mmode) ;

  double evalVolumeFraction(const Variable*vf, MPElement& e, const FloatArray& coords, TimeStep* tstep);
 
 
  
class NTBdivTerm : public Term {
    protected:
    ValueModeType m;
    public:
    NTBdivTerm (const Variable *testField, const Variable* unknownField, ValueModeType m) ;

    void evaluate_lin (FloatMatrix& answer, MPElement& e, GaussPoint* gp, TimeStep* tstep) const override;
    void evaluate (FloatArray&, MPElement& cell, GaussPoint* gp, TimeStep* tstep) const override;
    void getDimensions(Element& cell) const override;
    void initializeCell(Element& cell) const override;
 
    protected:
    
};
 

class deltaBTfiNpTerm : public Term {
    protected:
        const Variable* volumeFraction;
    public:
    deltaBTfiNpTerm (const Variable *testField, const Variable* unknownField, const Variable* volumeFraction) ;

    void evaluate_lin (FloatMatrix& answer, MPElement& e, GaussPoint* gp, TimeStep* tstep) const override;
    void evaluate (FloatArray&, MPElement& cell, GaussPoint* gp, TimeStep* tstep) const override;
    void getDimensions(Element& cell) const override;
    void initializeCell(Element& cell) const override;
 
};
 

class NdTdvfNpTerm : public Term {
    protected:
        const Variable* volumeFraction;
    public:
    NdTdvfNpTerm (const Variable *testField, const Variable* unknownField, const Variable* volumeFraction) ;

    void evaluate_lin (FloatMatrix& answer, MPElement& e, GaussPoint* gp, TimeStep* tstep) const override;
    void evaluate (FloatArray&, MPElement& cell, GaussPoint* gp, TimeStep* tstep) const override;
    void getDimensions(Element& cell) const override;
    void initializeCell(Element& cell) const override;
 
};

class BTmuBTerm : public Term {
    protected:
    public:
    BTmuBTerm (const Variable *testField, const Variable* unknownField) ;

    void evaluate_lin (FloatMatrix& answer, MPElement& e, GaussPoint* gp, TimeStep* tstep) const override;
    void evaluate (FloatArray&, MPElement& cell, GaussPoint* gp, TimeStep* tstep) const override;
    void getDimensions(Element& cell) const override;
    void initializeCell(Element& cell) const override;
 
};

class BTmuVfBTerm : public Term {
    protected:
        const Variable* volumeFraction; 
    public:
    BTmuVfBTerm (const Variable *testField, const Variable* unknownField, const Variable* volumeFraction) ;

    void evaluate_lin (FloatMatrix& answer, MPElement& e, GaussPoint* gp, TimeStep* tstep) const override;
    void evaluate (FloatArray&, MPElement& cell, GaussPoint* gp, TimeStep* tstep) const override;
    void getDimensions(Element& cell) const override;
    void initializeCell(Element& cell) const override;
 
};

class NTmuVfSNTerm : public Term {
    protected:
        const Variable* volumeFraction; 
    public:
    NTmuVfSNTerm (const Variable *testField, const Variable* unknownField, const Variable* volumeFraction) ;

    void evaluate_lin (FloatMatrix& answer, MPElement& e, GaussPoint* gp, TimeStep* tstep) const override;
    void evaluate (FloatArray&, MPElement& cell, GaussPoint* gp, TimeStep* tstep) const override;
    void getDimensions(Element& cell) const override;
    void initializeCell(Element& cell) const override;
 
};

class deltaBTNpTerm : public Term {
    protected:
    public:
    deltaBTNpTerm (const Variable *testField, const Variable* unknownField) ;

    void evaluate_lin (FloatMatrix& answer, MPElement& e, GaussPoint* gp, TimeStep* tstep) const override;
    void evaluate (FloatArray&, MPElement& cell, GaussPoint* gp, TimeStep* tstep) const override;
    void getDimensions(Element& cell) const override;
    void initializeCell(Element& cell) const override;
 
};
 
} // end namespace oofem
#endif // termlibrary_h