freestreamPressureFvPatchScalarField.C

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/*---------------------------------------------------------------------------*\
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  \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
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    \\  /    A nd           | Copyright (C) 2011-2015 OpenFOAM Foundation
     \\/     M anipulation  |
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License
    This file is part of OpenFOAM.
 
    OpenFOAM is free software: you can redistribute it and/or modify it
    under the terms of the GNU General Public License as published by
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    FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
    for more details.
 
    You should have received a copy of the GNU General Public License
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#include "freestreamPressureFvPatchScalarField.H"
#include "freestreamFvPatchFields.H"
#include "fvPatchFieldMapper.H"
#include "volFields.H"
#include "surfaceFields.H"
#include "addToRunTimeSelectionTable.H"
 
// * * * * * * * * * * * * * * * * Constructors  * * * * * * * * * * * * * * //
 
Foam::freestreamPressureFvPatchScalarField::
freestreamPressureFvPatchScalarField
(
    const fvPatch& p,
    const DimensionedField<scalar, volMesh>& iF
)
:
    zeroGradientFvPatchScalarField(p, iF),
    UName_("U"),
    phiName_("phi"),
    rhoName_("none")
{}
 
 
Foam::freestreamPressureFvPatchScalarField::
freestreamPressureFvPatchScalarField
(
    const fvPatch& p,
    const DimensionedField<scalar, volMesh>& iF,
    const dictionary& dict
)
:
    zeroGradientFvPatchScalarField(p, iF, dict),
    UName_(dict.lookupOrDefault<word>("U", "U")),
    phiName_(dict.lookupOrDefault<word>("phi", "phi")),
    rhoName_(dict.lookupOrDefault<word>("rho", "none"))
{}
 
 
Foam::freestreamPressureFvPatchScalarField::
freestreamPressureFvPatchScalarField
(
    const freestreamPressureFvPatchScalarField& ptf,
    const fvPatch& p,
    const DimensionedField<scalar, volMesh>& iF,
    const fvPatchFieldMapper& mapper
)
:
    zeroGradientFvPatchScalarField(ptf, p, iF, mapper),
    UName_(ptf.UName_),
    phiName_(ptf.phiName_),
    rhoName_(ptf.rhoName_)
{}
 
 
Foam::freestreamPressureFvPatchScalarField::
freestreamPressureFvPatchScalarField
(
    const freestreamPressureFvPatchScalarField& wbppsf
)
:
    zeroGradientFvPatchScalarField(wbppsf),
    UName_(wbppsf.UName_),
    phiName_(wbppsf.phiName_),
    rhoName_(wbppsf.rhoName_)
{}
 
 
Foam::freestreamPressureFvPatchScalarField::
freestreamPressureFvPatchScalarField
(
    const freestreamPressureFvPatchScalarField& wbppsf,
    const DimensionedField<scalar, volMesh>& iF
)
:
    zeroGradientFvPatchScalarField(wbppsf, iF),
    UName_(wbppsf.UName_),
    phiName_(wbppsf.phiName_),
    rhoName_(wbppsf.rhoName_)
{}
 
 
// * * * * * * * * * * * * * * * Member Functions  * * * * * * * * * * * * * //
 
void Foam::freestreamPressureFvPatchScalarField::updateCoeffs()
{
    if (updated())
    {
        return;
    }
 
    const freestreamFvPatchVectorField& Up =
        refCast<const freestreamFvPatchVectorField>
        (
            patch().lookupPatchField<volVectorField, vector>(UName_)
        );
 
    const surfaceScalarField& phi =
        db().lookupObject<surfaceScalarField>(phiName_);
 
    fvsPatchField<scalar>& phip =
        const_cast<fvsPatchField<scalar>&>
        (
            patch().patchField<surfaceScalarField, scalar>(phi)
        );
 
    if (phi.dimensions() == dimVelocity*dimArea)
    {
        phip = patch().Sf() & Up.freestreamValue();
    }
    else if (phi.dimensions() == dimDensity*dimVelocity*dimArea)
    {
        const fvPatchField<scalar>& rhop =
            patch().lookupPatchField<volScalarField, scalar>(rhoName_);
 
        phip = rhop*(patch().Sf() & Up.freestreamValue());
    }
    else
    {
        FatalErrorInFunction
            << "dimensions of phi are not correct"
            << "\n    on patch " << this->patch().name()
            << " of field " << this->dimensionedInternalField().name()
            << " in file " << this->dimensionedInternalField().objectPath()
            << exit(FatalError);
    }
 
    zeroGradientFvPatchScalarField::updateCoeffs();
}
 
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
namespace Foam
{
    makePatchTypeField
    (
        fvPatchScalarField,
        freestreamPressureFvPatchScalarField
    );
}
 
// ************************************************************************* //