pressureDirectedInletOutletVelocityFvPatchVectorField.C

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#include "pressureDirectedInletOutletVelocityFvPatchVectorField.H"
#include "addToRunTimeSelectionTable.H"
#include "fvPatchFieldMapper.H"
#include "volFields.H"
#include "surfaceFields.H"

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

Foam::pressureDirectedInletOutletVelocityFvPatchVectorField::
pressureDirectedInletOutletVelocityFvPatchVectorField
(
    const fvPatch& p,
    const DimensionedField<vector, volMesh>& iF
)
:
    mixedFvPatchVectorField(p, iF),
    phiName_("phi"),
    rhoName_("rho"),
    inletDir_(p.size())
{
    refValue() = *this;
    refGrad() = Zero;
    valueFraction() = 0.0;
}


Foam::pressureDirectedInletOutletVelocityFvPatchVectorField::
pressureDirectedInletOutletVelocityFvPatchVectorField
(
    const fvPatch& p,
    const DimensionedField<vector, volMesh>& iF,
    const dictionary& dict
)
:
    mixedFvPatchVectorField(p, iF),
    phiName_(dict.lookupOrDefault<word>("phi", "phi")),
    rhoName_(dict.lookupOrDefault<word>("rho", "rho")),
    inletDir_("inletDirection", dict, p.size())
{
    fvPatchVectorField::operator=(vectorField("value", dict, p.size()));
    refValue() = *this;
    refGrad() = Zero;
    valueFraction() = 0.0;
}


Foam::pressureDirectedInletOutletVelocityFvPatchVectorField::
pressureDirectedInletOutletVelocityFvPatchVectorField
(
    const pressureDirectedInletOutletVelocityFvPatchVectorField& ptf,
    const fvPatch& p,
    const DimensionedField<vector, volMesh>& iF,
    const fvPatchFieldMapper& mapper
)
:
    mixedFvPatchVectorField(ptf, p, iF, mapper),
    phiName_(ptf.phiName_),
    rhoName_(ptf.rhoName_),
    inletDir_(mapper(ptf.inletDir_))
{}


Foam::pressureDirectedInletOutletVelocityFvPatchVectorField::
pressureDirectedInletOutletVelocityFvPatchVectorField
(
    const pressureDirectedInletOutletVelocityFvPatchVectorField& pivpvf,
    const DimensionedField<vector, volMesh>& iF
)
:
    mixedFvPatchVectorField(pivpvf, iF),
    phiName_(pivpvf.phiName_),
    rhoName_(pivpvf.rhoName_),
    inletDir_(pivpvf.inletDir_)
{}


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

void Foam::pressureDirectedInletOutletVelocityFvPatchVectorField::autoMap
(
    const fvPatchFieldMapper& m
)
{
    mixedFvPatchVectorField::autoMap(m);
    m(inletDir_, inletDir_);
}


void Foam::pressureDirectedInletOutletVelocityFvPatchVectorField::rmap
(
    const fvPatchVectorField& ptf,
    const labelList& addr
)
{
    mixedFvPatchVectorField::rmap(ptf, addr);

    const pressureDirectedInletOutletVelocityFvPatchVectorField& tiptf =
        refCast<const pressureDirectedInletOutletVelocityFvPatchVectorField>
        (ptf);

    inletDir_.rmap(tiptf.inletDir_, addr);
}


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

    const surfaceScalarField& phi =
        db().lookupObject<surfaceScalarField>(phiName_);

    const fvsPatchField<scalar>& phip =
        patch().patchField<surfaceScalarField, scalar>(phi);

    tmp<vectorField> n = patch().nf();
    tmp<scalarField> ndmagS = (n & inletDir_)*patch().magSf();

    if (phi.dimensions() == dimFlux)
    {
        refValue() = inletDir_*phip/ndmagS;
    }
    else if (phi.dimensions() == dimMassFlux)
    {
        const fvPatchField<scalar>& rhop =
            patch().lookupPatchField<volScalarField, scalar>(rhoName_);

        refValue() = inletDir_*phip/(rhop*ndmagS);
    }
    else
    {
        FatalErrorInFunction
            << "dimensions of phi are not correct"
            << "\n    on patch " << this->patch().name()
            << " of field " << this->internalField().name()
            << " in file " << this->internalField().objectPath()
            << exit(FatalError);
    }

    valueFraction() = 1.0 - pos0(phip);

    mixedFvPatchVectorField::updateCoeffs();
}


void Foam::pressureDirectedInletOutletVelocityFvPatchVectorField::write
(
    Ostream& os
) const
{
    fvPatchVectorField::write(os);
    writeEntryIfDifferent<word>(os, "phi", "phi", phiName_);
    writeEntryIfDifferent<word>(os, "rho", "rho", rhoName_);
    writeEntry(os, "inletDirection", inletDir_);
    writeEntry(os, "value", *this);
}


// * * * * * * * * * * * * * * * Member Operators  * * * * * * * * * * * * * //

void Foam::pressureDirectedInletOutletVelocityFvPatchVectorField::operator=
(
    const fvPatchField<vector>& pvf
)
{
    fvPatchField<vector>::operator=
    (
        valueFraction()*(inletDir_*(inletDir_ & pvf))
      + (1 - valueFraction())*pvf
    );
}


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

namespace Foam
{
    makePatchTypeField
    (
        fvPatchVectorField,
        pressureDirectedInletOutletVelocityFvPatchVectorField
    );
}

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