oscillatingDisplacementPointPatchVectorField.C

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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,
    const dictionary& dict
)
:
    fixedValuePointPatchField<vector>(p, iF, dict),
    amplitude_(dict.lookup<vector>("amplitude", dimLength)),
    omega_(dict.lookup<scalar>("omega", unitRadians/dimTime))
{
    if (!dict.found("value"))
    {
        updateCoeffs();
    }
}
 
 
oscillatingDisplacementPointPatchVectorField::
oscillatingDisplacementPointPatchVectorField
(
    const oscillatingDisplacementPointPatchVectorField& ptf,
    const pointPatch& p,
    const DimensionedField<vector, pointMesh>& iF,
    const fieldMapper& 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);
    writeEntry(os, "amplitude", amplitude_);
    writeEntry(os, "omega", omega_);
    writeEntry(os, "value", *this);
}
 
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
makePointPatchTypeField
(
    pointPatchVectorField,
    oscillatingDisplacementPointPatchVectorField
);
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
} // End namespace Foam
 
// ************************************************************************* //