alphaContactAngleTwoPhaseFvPatchScalarField.C

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    Copyright (C) 2011-2015 OpenFOAM Foundation
    Copyright (C) 2019 OpenCFD Ltd.
-------------------------------------------------------------------------------
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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    (at your option) any later version.
 
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    FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
    for more details.
 
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#include "alphaContactAngleTwoPhaseFvPatchScalarField.H"
#include "fvPatchFieldMapper.H"
#include "volMesh.H"
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
const Foam::Enum
<
    Foam::alphaContactAngleTwoPhaseFvPatchScalarField::limitControls
>
Foam::alphaContactAngleTwoPhaseFvPatchScalarField::limitControlNames_
({
    { limitControls::lcNone, "none" },
    { limitControls::lcGradient, "gradient" },
    { limitControls::lcZeroGradient, "zeroGradient" },
    { limitControls::lcAlpha, "alpha" },
});
 
 
// * * * * * * * * * * * * * * * * Constructors  * * * * * * * * * * * * * * //
 
Foam::alphaContactAngleTwoPhaseFvPatchScalarField::
alphaContactAngleTwoPhaseFvPatchScalarField
(
    const fvPatch& p,
    const DimensionedField<scalar, volMesh>& iF
)
:
    fixedGradientFvPatchScalarField(p, iF),
    limit_(lcZeroGradient)
{}
 
 
Foam::alphaContactAngleTwoPhaseFvPatchScalarField::
alphaContactAngleTwoPhaseFvPatchScalarField
(
    const fvPatch& p,
    const DimensionedField<scalar, volMesh>& iF,
    const dictionary& dict
)
:
    fixedGradientFvPatchScalarField(p, iF),
    limit_(limitControlNames_.get("limit", dict))
{
    if (dict.found("gradient"))
    {
        gradient() = scalarField("gradient", dict, p.size());
        fixedGradientFvPatchScalarField::updateCoeffs();
        fixedGradientFvPatchScalarField::evaluate();
    }
    else
    {
        fvPatchField<scalar>::operator=(patchInternalField());
        gradient() = 0.0;
    }
}
 
 
Foam::alphaContactAngleTwoPhaseFvPatchScalarField::
alphaContactAngleTwoPhaseFvPatchScalarField
(
    const alphaContactAngleTwoPhaseFvPatchScalarField& acpsf,
    const fvPatch& p,
    const DimensionedField<scalar, volMesh>& iF,
    const fvPatchFieldMapper& mapper
)
:
    fixedGradientFvPatchScalarField(acpsf, p, iF, mapper),
    limit_(acpsf.limit_)
{}
 
 
Foam::alphaContactAngleTwoPhaseFvPatchScalarField::
alphaContactAngleTwoPhaseFvPatchScalarField
(
    const alphaContactAngleTwoPhaseFvPatchScalarField& acpsf
)
:
    fixedGradientFvPatchScalarField(acpsf),
    limit_(acpsf.limit_)
{}
 
 
Foam::alphaContactAngleTwoPhaseFvPatchScalarField::
alphaContactAngleTwoPhaseFvPatchScalarField
(
    const alphaContactAngleTwoPhaseFvPatchScalarField& acpsf,
    const DimensionedField<scalar, volMesh>& iF
)
:
    fixedGradientFvPatchScalarField(acpsf, iF),
    limit_(acpsf.limit_)
{}
 
 
// * * * * * * * * * * * * * * * Member Functions  * * * * * * * * * * * * * //
 
void Foam::alphaContactAngleTwoPhaseFvPatchScalarField::evaluate
(
    const Pstream::commsTypes
)
{
    if (limit_ == lcGradient)
    {
        gradient() =
        patch().deltaCoeffs()
       *(
           max(min
           (
               *this + gradient()/patch().deltaCoeffs(),
               scalar(1)), scalar(0)
           ) - *this
       );
    }
    else if (limit_ == lcZeroGradient)
    {
        gradient() = 0.0;
    }
 
    fixedGradientFvPatchScalarField::evaluate();
 
    if (limit_ == lcAlpha)
    {
        scalarField::operator=(max(min(*this, scalar(1)), scalar(0)));
    }
}
 
 
void Foam::alphaContactAngleTwoPhaseFvPatchScalarField::write
(
    Ostream& os
) const
{
    fixedGradientFvPatchScalarField::write(os);
    os.writeEntry("limit", limitControlNames_[limit_]);
}
 
 
// ************************************************************************* //