zeroGradientFvPatchField.C

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    Copyright (C) 2023 OpenCFD Ltd.
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    This file is part of OpenFOAM.

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#include "zeroGradientFvPatchField.H"
#include "fvPatchFieldMapper.H"

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

template<class Type>
Foam::zeroGradientFvPatchField<Type>::zeroGradientFvPatchField
(
    const fvPatch& p,
    const DimensionedField<Type, volMesh>& iF
)
:
    fvPatchField<Type>(p, iF)
{}


template<class Type>
Foam::zeroGradientFvPatchField<Type>::zeroGradientFvPatchField
(
    const fvPatch& p,
    const DimensionedField<Type, volMesh>& iF,
    const dictionary& dict
)
:
    fvPatchField<Type>(p, iF, dict, IOobjectOption::NO_READ)
{
    fvPatchField<Type>::extrapolateInternal();  // Zero-gradient patch values
}


template<class Type>
Foam::zeroGradientFvPatchField<Type>::zeroGradientFvPatchField
(
    const zeroGradientFvPatchField<Type>& ptf,
    const fvPatch& p,
    const DimensionedField<Type, volMesh>& iF,
    const fvPatchFieldMapper& mapper
)
:
    fvPatchField<Type>(ptf, p, iF, mapper)
{}


template<class Type>
Foam::zeroGradientFvPatchField<Type>::zeroGradientFvPatchField
(
    const zeroGradientFvPatchField& zgpf
)
:
    fvPatchField<Type>(zgpf)
{}


template<class Type>
Foam::zeroGradientFvPatchField<Type>::zeroGradientFvPatchField
(
    const zeroGradientFvPatchField& zgpf,
    const DimensionedField<Type, volMesh>& iF
)
:
    fvPatchField<Type>(zgpf, iF)
{}


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

template<class Type>
void Foam::zeroGradientFvPatchField<Type>::evaluate(const Pstream::commsTypes)
{
    if (!this->updated())
    {
        this->updateCoeffs();
    }

    fvPatchField<Type>::extrapolateInternal();  // Zero-gradient patch values
    fvPatchField<Type>::evaluate();
}


template<class Type>
Foam::tmp<Foam::Field<Type>>
Foam::zeroGradientFvPatchField<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::zeroGradientFvPatchField<Type>::valueBoundaryCoeffs
(
    const tmp<scalarField>&
) const
{
    return tmp<Field<Type>>
    (
        new Field<Type>(this->size(), Zero)
    );
}


template<class Type>
Foam::tmp<Foam::Field<Type>>
Foam::zeroGradientFvPatchField<Type>::gradientInternalCoeffs() const
{
    return tmp<Field<Type>>
    (
        new Field<Type>(this->size(), Zero)
    );
}


template<class Type>
Foam::tmp<Foam::Field<Type>>
Foam::zeroGradientFvPatchField<Type>::gradientBoundaryCoeffs() const
{
    return tmp<Field<Type>>
    (
        new Field<Type>(this->size(), Zero)
    );
}


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