qquad1_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/qquad1_ht.h"
#include "fei2dquadquad.h"
#include "crosssection.h"
#include "gausspoint.h"
#include "gaussintegrationrule.h"
#include "floatmatrix.h"
#include "floatarray.h"
#include "intarray.h"
#include "mathfem.h"
#include "classfactory.h"
 
 
namespace oofem {
REGISTER_Element(QQuad1_ht);
REGISTER_Element(QQuad1_hmt);
REGISTER_Element(QQuad1_mt);
 
FEI2dQuadQuad QQuad1_ht :: interpolation(1, 2);
 
QQuad1_ht :: QQuad1_ht(int n, Domain *aDomain) : TransportElement(n, aDomain, HeatTransferEM), SpatialLocalizerInterface(this), ZZNodalRecoveryModelInterface(this), SPRNodalRecoveryModelInterface()
{
    numberOfDofMans  = 8;
    numberOfGaussPoints = 4;
}
 
QQuad1_hmt :: QQuad1_hmt(int n, Domain *aDomain) : QQuad1_ht(n, aDomain)
{
    emode = HeatMass1TransferEM;
}
 
QQuad1_mt :: QQuad1_mt(int n, Domain *aDomain) : QQuad1_ht(n, aDomain)
{
    emode = Mass1TransferEM;
}
 
 
FEInterpolation *
QQuad1_ht :: giveInterpolation() const { return & interpolation; }
 
void
QQuad1_ht :: computeGaussPoints()
{
    if ( integrationRulesArray.size() == 0 ) {
        integrationRulesArray.resize( 1 );
        integrationRulesArray [ 0 ] = std::make_unique<GaussIntegrationRule>(1, this, 1, 3);
        this->giveCrossSection()->setupIntegrationPoints(* integrationRulesArray [ 0 ], numberOfGaussPoints, this);
    }
}
 
 
void
QQuad1_ht :: initializeFrom(InputRecord &ir, int priority)
{
    TransportElement :: initializeFrom(ir, priority);
}
 
 
double
QQuad1_ht :: computeVolumeAround(GaussPoint *gp)
{
    double determinant = fabs( this->interpolation.giveTransformationJacobian( gp->giveNaturalCoordinates(),
                                                                       FEIElementGeometryWrapper(this) ) );
    double thickness = this->giveCrossSection()->give(CS_Thickness, gp); // 't'
    return determinant * gp->giveWeight() * thickness;
}
 
 
double
QQuad1_ht :: giveThicknessAt(const FloatArray &gcoords)
{
    return this->giveCrossSection()->give(CS_Thickness, gcoords, this, false);
}
 
 
double
QQuad1_ht :: computeEdgeVolumeAround(GaussPoint *gp, int iEdge)
{
    double result = this->interpolation.edgeGiveTransformationJacobian( iEdge, gp->giveNaturalCoordinates(),
                                                                       FEIElementGeometryWrapper(this) );
    FloatArray gc;
    this->interpolation.edgeLocal2global( gc, iEdge, gp->giveNaturalCoordinates(),
                                         FEIElementGeometryWrapper(this) );
    // temporary gauss point on element (not edge) to evaluate thickness
    GaussPoint _gp( NULL, 1, gc, 1.0, gp->giveMaterialMode() );
    double thick = this->giveCrossSection()->give(CS_Thickness, & _gp); // 't'
    return result *thick *gp->giveWeight();
}
 
Interface *
QQuad1_ht :: giveInterface(InterfaceType interface)
{
    if ( interface == SpatialLocalizerInterfaceType ) {
        return static_cast< SpatialLocalizerInterface * >(this);
    } else if ( interface == EIPrimaryFieldInterfaceType ) {
        return static_cast< EIPrimaryFieldInterface * >(this);
    } else if ( interface == ZZNodalRecoveryModelInterfaceType ) {
        return static_cast< ZZNodalRecoveryModelInterface * >(this);
    } else if ( interface == SPRNodalRecoveryModelInterfaceType ) {
        return static_cast< SPRNodalRecoveryModelInterface * >(this);
    }
 
    return nullptr;
}
 
void
QQuad1_ht :: SPRNodalRecoveryMI_giveSPRAssemblyPoints(IntArray &pap)
{
    pap.resize(8);
    for ( int i = 1; i <= 8; i++ ) {
        pap.at(i) = this->giveNode(i)->giveNumber();
    }
}
 
void
QQuad1_ht :: SPRNodalRecoveryMI_giveDofMansDeterminedByPatch(IntArray &answer, int pap)
{
    int found = 0;
    answer.resize(1);
 
    for ( int i = 1; i <= 8; i++ ) {
        if ( this->giveNode(i)->giveNumber() == pap ) {
            found = 1;
        }
    }
 
    if ( found ) {
        answer.at(1) = pap;
    } else {
        OOFEM_ERROR("unknown node number %d", pap);
    }
}
 
int
QQuad1_ht :: SPRNodalRecoveryMI_giveNumberOfIP()
{
    return numberOfGaussPoints;
}
 
 
SPRPatchType
QQuad1_ht :: SPRNodalRecoveryMI_givePatchType()
{
    return SPRPatchType_2dquadratic;
}
 
 
void
QQuad1_ht :: NodalAveragingRecoveryMI_computeNodalValue(FloatArray &answer, int node, InternalStateType type, TimeStep *tStep)
{
    answer.clear();
    OOFEM_WARNING("IP values will not be transferred to nodes. Use ZZNodalRecovery instead (parameter stype 1)");
}
 
 
 
 
} // end namespace oofem