oscillatingDisplacementPointPatchVectorField.C

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/*---------------------------------------------------------------------------*\
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    Copyright (C) 2011-2016 OpenFOAM Foundation
-------------------------------------------------------------------------------
License
    This file is part of OpenFOAM.
 
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    FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
    for more details.
 
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#include "oscillatingDisplacementPointPatchVectorField.H"
#include "pointPatchFields.H"
#include "addToRunTimeSelectionTable.H"
#include "Time.H"
#include "polyMesh.H"
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
namespace Foam
{
 
// * * * * * * * * * * * * * * * * Constructors  * * * * * * * * * * * * * * //
 
oscillatingDisplacementPointPatchVectorField::
oscillatingDisplacementPointPatchVectorField
(
    const pointPatch& p,
    const DimensionedField<vector, pointMesh>& iF
)
:
    fixedValuePointPatchField<vector>(p, iF),
    amplitude_(Zero),
    omega_(0.0)
{}
 
 
oscillatingDisplacementPointPatchVectorField::
oscillatingDisplacementPointPatchVectorField
(
    const pointPatch& p,
    const DimensionedField<vector, pointMesh>& iF,
    const dictionary& dict
)
:
    fixedValuePointPatchField<vector>(p, iF, dict),
    amplitude_(dict.lookup("amplitude")),
    omega_(dict.get<scalar>("omega"))
{
    if (!dict.found("value"))
    {
        updateCoeffs();
    }
}
 
 
oscillatingDisplacementPointPatchVectorField::
oscillatingDisplacementPointPatchVectorField
(
    const oscillatingDisplacementPointPatchVectorField& ptf,
    const pointPatch& p,
    const DimensionedField<vector, pointMesh>& iF,
    const pointPatchFieldMapper& mapper
)
:
    fixedValuePointPatchField<vector>(ptf, p, iF, mapper),
    amplitude_(ptf.amplitude_),
    omega_(ptf.omega_)
{}
 
 
oscillatingDisplacementPointPatchVectorField::
oscillatingDisplacementPointPatchVectorField
(
    const oscillatingDisplacementPointPatchVectorField& ptf,
    const DimensionedField<vector, pointMesh>& iF
)
:
    fixedValuePointPatchField<vector>(ptf, iF),
    amplitude_(ptf.amplitude_),
    omega_(ptf.omega_)
{}
 
 
// * * * * * * * * * * * * * * * Member Functions  * * * * * * * * * * * * * //
 
void oscillatingDisplacementPointPatchVectorField::updateCoeffs()
{
    if (this->updated())
    {
        return;
    }
 
    const polyMesh& mesh = this->internalField().mesh()();
    const Time& t = mesh.time();
 
    Field<vector>::operator=(amplitude_*sin(omega_*t.value()));
 
    fixedValuePointPatchField<vector>::updateCoeffs();
}
 
 
void oscillatingDisplacementPointPatchVectorField::write(Ostream& os) const
{
    pointPatchField<vector>::write(os);
    os.writeEntry("amplitude", amplitude_);
    os.writeEntry("omega", omega_);
    this->writeValueEntry(os);
}
 
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
makePointPatchTypeField
(
    pointPatchVectorField,
    oscillatingDisplacementPointPatchVectorField
);
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
} // End namespace Foam
 
// ************************************************************************* //