prghTotalHydrostaticPressureFvPatchScalarField.C

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    Copyright (C) 2020 OpenCFD Ltd.
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#include "prghTotalHydrostaticPressureFvPatchScalarField.H"
#include "addToRunTimeSelectionTable.H"
#include "fvPatchFieldMapper.H"
#include "volFields.H"
#include "surfaceFields.H"
#include "uniformDimensionedFields.H"

// * * * * * * * * * * * * * * * * Constructors  * * * * * * * * * * * * * * //

Foam::prghTotalHydrostaticPressureFvPatchScalarField::
prghTotalHydrostaticPressureFvPatchScalarField
(
    const fvPatch& p,
    const DimensionedField<scalar, volMesh>& iF
)
:
    fixedValueFvPatchScalarField(p, iF),
    UName_("U"),
    phiName_("phi"),
    rhoName_("rho"),
    ph_rghName_("ph_rgh")
{}


Foam::prghTotalHydrostaticPressureFvPatchScalarField::
prghTotalHydrostaticPressureFvPatchScalarField
(
    const fvPatch& p,
    const DimensionedField<scalar, volMesh>& iF,
    const dictionary& dict
)
:
    fixedValueFvPatchScalarField(p, iF, dict),
    UName_(dict.getOrDefault<word>("U", "U")),
    phiName_(dict.getOrDefault<word>("phi", "phi")),
    rhoName_(dict.getOrDefault<word>("rho", "rho")),
    ph_rghName_(dict.getOrDefault<word>("ph_rgh", "ph_rgh"))
{}


Foam::prghTotalHydrostaticPressureFvPatchScalarField::
prghTotalHydrostaticPressureFvPatchScalarField
(
    const prghTotalHydrostaticPressureFvPatchScalarField& ptf,
    const fvPatch& p,
    const DimensionedField<scalar, volMesh>& iF,
    const fvPatchFieldMapper& mapper
)
:
    fixedValueFvPatchScalarField(ptf, p, iF, mapper),
    UName_(ptf.UName_),
    phiName_(ptf.phiName_),
    rhoName_(ptf.rhoName_),
    ph_rghName_(ptf.ph_rghName_)
{}


Foam::prghTotalHydrostaticPressureFvPatchScalarField::
prghTotalHydrostaticPressureFvPatchScalarField
(
    const prghTotalHydrostaticPressureFvPatchScalarField& ptf
)
:
    fixedValueFvPatchScalarField(ptf),
    UName_(ptf.UName_),
    phiName_(ptf.phiName_),
    rhoName_(ptf.rhoName_),
    ph_rghName_(ptf.ph_rghName_)
{}


Foam::prghTotalHydrostaticPressureFvPatchScalarField::
prghTotalHydrostaticPressureFvPatchScalarField
(
    const prghTotalHydrostaticPressureFvPatchScalarField& ptf,
    const DimensionedField<scalar, volMesh>& iF
)
:
    fixedValueFvPatchScalarField(ptf, iF),
    UName_(ptf.UName_),
    phiName_(ptf.phiName_),
    rhoName_(ptf.rhoName_),
    ph_rghName_(ptf.ph_rghName_)
{}


// * * * * * * * * * * * * * * * Member Functions  * * * * * * * * * * * * * //

void Foam::prghTotalHydrostaticPressureFvPatchScalarField::updateCoeffs()
{
    if (updated())
    {
        return;
    }

    const scalarField& rhop =
        patch().lookupPatchField<volScalarField>(rhoName_);

    const scalarField& ph_rghp =
        patch().lookupPatchField<volScalarField>(ph_rghName_);

    const scalarField& phip =
        patch().lookupPatchField<surfaceScalarField>(phiName_);

    const vectorField& Up =
        patch().lookupPatchField<volVectorField>(UName_);

    operator==
    (
        ph_rghp
      - 0.5*rhop*(neg(phip))*magSqr(Up)
    );

    fixedValueFvPatchScalarField::updateCoeffs();
}


void Foam::prghTotalHydrostaticPressureFvPatchScalarField::write
(
    Ostream& os
) const
{
    fvPatchField<scalar>::write(os);
    os.writeEntryIfDifferent<word>("U", "U", UName_);
    os.writeEntryIfDifferent<word>("phi", "phi", phiName_);
    os.writeEntryIfDifferent<word>("rho", "rho", rhoName_);
    os.writeEntryIfDifferent<word>("ph_rgh", "ph_rgh", ph_rghName_);
    fvPatchField<scalar>::writeValueEntry(os);
}


// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //

namespace Foam
{
    makePatchTypeField
    (
        fvPatchScalarField,
        prghTotalHydrostaticPressureFvPatchScalarField
    );
}

// ************************************************************************* //