traxisym1_ht.C

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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
 */
 
#include "tm/Elements/traxisym1_ht.h"
#include "fei2dtrlin.h"
#include "gausspoint.h"
#include "floatarray.h"
#include "mathfem.h"
#include "classfactory.h"
 
#ifdef __OOFEG
 #include "oofeggraphiccontext.h"
 #include "connectivitytable.h"
#endif
 
namespace oofem {
REGISTER_Element(TrAxisym1_ht);
REGISTER_Element(TrAxisym1_hmt);
REGISTER_Element(TrAxisym1_mt);
 
TrAxisym1_ht :: TrAxisym1_ht(int n, Domain *aDomain) : Tr1_ht(n, aDomain)
{ }
 
TrAxisym1_hmt :: TrAxisym1_hmt(int n, Domain *aDomain) : TrAxisym1_ht(n, aDomain)
{
    this->emode = HeatMass1TransferEM; // This could be done in a better way.
}
 
TrAxisym1_mt :: TrAxisym1_mt(int n, Domain *aDomain) : TrAxisym1_ht(n, aDomain)
{
    this->emode = Mass1TransferEM;
}  
 
  
 
double
TrAxisym1_ht :: computeVolumeAround(GaussPoint *gp)
{
    double determinant = fabs( this->interp.giveTransformationJacobian( gp->giveNaturalCoordinates(), FEIElementGeometryWrapper(this) ) );
    double weight = gp->giveWeight();
    return determinant *weight *this->computeRadiusAt(gp); 
}
 
double
TrAxisym1_ht :: giveThicknessAt(const FloatArray &gcoords)
{
    return gcoords.at(1);
}
 
double
TrAxisym1_ht :: computeEdgeVolumeAround(GaussPoint *gp, int iEdge)
{
    FloatArray gcoords;
    double determinant = fabs( this->interp.edgeGiveTransformationJacobian( iEdge, gp->giveNaturalCoordinates(), FEIElementGeometryWrapper(this) ) );
    this->interp.edgeLocal2global( gcoords, iEdge, gp->giveNaturalCoordinates(), FEIElementGeometryWrapper(this) );
    double radius = gcoords.at(1);
    return determinant *radius *gp->giveWeight();
}
 
double
TrAxisym1_ht :: computeRadiusAt(GaussPoint *gp)
{
    FloatArray gcoords;
    this->computeGlobalCoordinates( gcoords, gp->giveNaturalCoordinates() );
    return gcoords.at(1);
}
} // end namespace oofem