uniformDensityHydrostaticPressureFvPatchScalarField.C

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    Copyright (C) 2018 OpenCFD Ltd.
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#include "uniformDensityHydrostaticPressureFvPatchScalarField.H"
#include "addToRunTimeSelectionTable.H"
#include "fvPatchFieldMapper.H"
#include "volFields.H"
#include "gravityMeshObject.H"
 
// * * * * * * * * * * * * * * * * Constructors  * * * * * * * * * * * * * * //
 
Foam::uniformDensityHydrostaticPressureFvPatchScalarField::
uniformDensityHydrostaticPressureFvPatchScalarField
(
    const fvPatch& p,
    const DimensionedField<scalar, volMesh>& iF
)
:
    fixedValueFvPatchScalarField(p, iF),
    rho_(0.0),
    pRefValue_(0.0),
    pRefPoint_(Zero)
{}
 
 
Foam::uniformDensityHydrostaticPressureFvPatchScalarField::
uniformDensityHydrostaticPressureFvPatchScalarField
(
    const fvPatch& p,
    const DimensionedField<scalar, volMesh>& iF,
    const dictionary& dict
)
:
    fixedValueFvPatchScalarField(p, iF, dict, false),
    rho_(dict.get<scalar>("rho")),
    pRefValue_(dict.get<scalar>("pRefValue")),
    pRefPoint_(dict.lookup("pRefPoint"))
{
    if (dict.found("value"))
    {
        fvPatchField<scalar>::operator=
        (
            scalarField("value", dict, p.size())
        );
    }
    else
    {
        evaluate();
    }
}
 
 
Foam::uniformDensityHydrostaticPressureFvPatchScalarField::
uniformDensityHydrostaticPressureFvPatchScalarField
(
    const uniformDensityHydrostaticPressureFvPatchScalarField& ptf,
    const fvPatch& p,
    const DimensionedField<scalar, volMesh>& iF,
    const fvPatchFieldMapper& mapper
)
:
    fixedValueFvPatchScalarField(ptf, p, iF, mapper),
    rho_(ptf.rho_),
    pRefValue_(ptf.pRefValue_),
    pRefPoint_(ptf.pRefPoint_)
{}
 
 
Foam::uniformDensityHydrostaticPressureFvPatchScalarField::
uniformDensityHydrostaticPressureFvPatchScalarField
(
    const uniformDensityHydrostaticPressureFvPatchScalarField& ptf
)
:
    fixedValueFvPatchScalarField(ptf),
    rho_(ptf.rho_),
    pRefValue_(ptf.pRefValue_),
    pRefPoint_(ptf.pRefPoint_)
{}
 
 
Foam::uniformDensityHydrostaticPressureFvPatchScalarField::
uniformDensityHydrostaticPressureFvPatchScalarField
(
    const uniformDensityHydrostaticPressureFvPatchScalarField& ptf,
    const DimensionedField<scalar, volMesh>& iF
)
:
    fixedValueFvPatchScalarField(ptf, iF),
    rho_(ptf.rho_),
    pRefValue_(ptf.pRefValue_),
    pRefPoint_(ptf.pRefPoint_)
{}
 
 
// * * * * * * * * * * * * * * * Member Functions  * * * * * * * * * * * * * //
 
void Foam::uniformDensityHydrostaticPressureFvPatchScalarField::updateCoeffs()
{
    if (updated())
    {
        return;
    }
 
    const uniformDimensionedVectorField& g =
        meshObjects::gravity::New(db().time());
 
    operator==
    (
        pRefValue_
      + rho_*((g.value() & patch().Cf()) - (g.value() & pRefPoint_))
    );
 
    fixedValueFvPatchScalarField::updateCoeffs();
}
 
 
void Foam::uniformDensityHydrostaticPressureFvPatchScalarField::write
(
    Ostream& os
) const
{
    fvPatchScalarField::write(os);
    os.writeEntry("rho", rho_);
    os.writeEntry("pRefValue", pRefValue_);
    os.writeEntry("pRefPoint", pRefPoint_);
    writeEntry("value", os);
}
 
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
namespace Foam
{
    makePatchTypeField
    (
        fvPatchScalarField,
        uniformDensityHydrostaticPressureFvPatchScalarField
    );
}
 
// ************************************************************************* //