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========= |
\\ / F ield | OpenFOAM: The Open Source CFD Toolbox
\\ / O peration | Website: https://openfoam.org
\\ / A nd | Copyright (C) 2011-2026 OpenFOAM Foundation
\\/ M anipulation |
-------------------------------------------------------------------------------
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
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
OpenFOAM is distributed in the hope that it will be useful, but WITHOUT
ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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
along with OpenFOAM. If not, see <http://www.gnu.org/licenses/>.
\*---------------------------------------------------------------------------*/
#include "fixedGradientFvPatchField.H"
#include "dictionary.H"
// * * * * * * * * * * * * * * * * Constructors * * * * * * * * * * * * * * //
template<class Type>
Foam::fixedGradientFvPatchField<Type>::fixedGradientFvPatchField
(
const fvPatch& p,
const DimensionedField<Type, fvMesh>& iF
)
:
fvPatchField<Type>(p, iF),
gradient_(p.size())
{}
template<class Type>
Foam::fixedGradientFvPatchField<Type>::fixedGradientFvPatchField
(
const fvPatch& p,
const DimensionedField<Type, fvMesh>& iF,
const dictionary& dict,
const bool gradientRequired
)
:
fvPatchField<Type>(p, iF, dict, false),
gradient_(p.size())
{
if (gradientRequired)
{
if (dict.found("gradient"))
{
gradient_ =
Field<Type>
(
"gradient",
iF.dimensions()/dimensions::length,
dict,
p.size()
);
evaluate();
}
else
{
FatalIOErrorInFunction(dict)
<< "Essential entry 'gradient' missing"
<< exit(FatalIOError);
}
}
}
template<class Type>
Foam::fixedGradientFvPatchField<Type>::fixedGradientFvPatchField
(
const fixedGradientFvPatchField<Type>& ptf,
const fvPatch& p,
const DimensionedField<Type, fvMesh>& iF,
const fieldMapper& mapper,
const bool mappingRequired
)
:
fvPatchField<Type>(ptf, p, iF, mapper, mappingRequired),
gradient_(p.size())
{
if (mappingRequired)
{
mapper(gradient_, ptf.gradient_);
}
}
template<class Type>
Foam::fixedGradientFvPatchField<Type>::fixedGradientFvPatchField
(
const fixedGradientFvPatchField<Type>& ptf,
const DimensionedField<Type, fvMesh>& iF
)
:
fvPatchField<Type>(ptf, iF),
gradient_(ptf.gradient_)
{}
// * * * * * * * * * * * * * * * Member Functions * * * * * * * * * * * * * //
template<class Type>
void Foam::fixedGradientFvPatchField<Type>::map
(
const fvPatchField<Type>& ptf,
const fieldMapper& mapper
)
{
fvPatchField<Type>::map(ptf, mapper);
const fixedGradientFvPatchField<Type>& fgptf =
refCast<const fixedGradientFvPatchField<Type>>(ptf);
mapper(gradient_, fgptf.gradient_);
}
template<class Type>
void Foam::fixedGradientFvPatchField<Type>::reset
(
const fvPatchField<Type>& ptf
)
{
fvPatchField<Type>::reset(ptf);
const fixedGradientFvPatchField<Type>& fgptf =
refCast<const fixedGradientFvPatchField<Type>>(ptf);
gradient_.reset(fgptf.gradient_);
}
template<class Type>
void Foam::fixedGradientFvPatchField<Type>::evaluate(const Pstream::commsTypes)
{
if (!this->updated())
{
this->updateCoeffs();
}
Field<Type>::operator=
(
patchInternalField() + gradient_/patch().deltaCoeffs()
);
fvPatchField<Type>::evaluate();
}
template<class Type>
Foam::tmp<Foam::Field<Type>>
Foam::fixedGradientFvPatchField<Type>::valueInternalCoeffs
(
const tmp<scalarField>&
) const
{
return tmp<Field<Type>>(new Field<Type>(this->size(), pTraits<Type>::one));
}
template<class Type>
Foam::tmp<Foam::Field<Type>>
Foam::fixedGradientFvPatchField<Type>::valueBoundaryCoeffs
(
const tmp<scalarField>&
) const
{
return gradient()/patch().deltaCoeffs();
}
template<class Type>
Foam::tmp<Foam::Field<Type>>
Foam::fixedGradientFvPatchField<Type>::gradientInternalCoeffs() const
{
return tmp<Field<Type>>
(
new Field<Type>(this->size(), Zero)
);
}
template<class Type>
Foam::tmp<Foam::Field<Type>>
Foam::fixedGradientFvPatchField<Type>::gradientBoundaryCoeffs() const
{
return gradient();
}
template<class Type>
void Foam::fixedGradientFvPatchField<Type>::write(Ostream& os) const
{
fvPatchField<Type>::write(os);
writeEntry(os, "gradient", gradient_);
}
// ************************************************************************* //
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