correctedSnGrad.C

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    Copyright (C) 2011-2016 OpenFOAM Foundation
    Copyright (C) 2021 OpenCFD Ltd.
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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
    the Free Software Foundation, either version 3 of the License, or
    (at your option) any later version.
 
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    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
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#include "correctedSnGrad.H"
#include "volFields.H"
#include "surfaceFields.H"
#include "linear.H"
#include "fvcGrad.H"
#include "gaussGrad.H"
 
// * * * * * * * * * * * * * * * Member Functions  * * * * * * * * * * * * * //
 
template<class Type>
Foam::tmp<Foam::GeometricField<Type, Foam::fvsPatchField, Foam::surfaceMesh>>
Foam::fv::correctedSnGrad<Type>::fullGradCorrection
(
    const GeometricField<Type, fvPatchField, volMesh>& vf
) const
{
    const fvMesh& mesh = this->mesh();
 
    // construct GeometricField<Type, fvsPatchField, surfaceMesh>
    tmp<GeometricField<Type, fvsPatchField, surfaceMesh>> tssf =
        linear<typename outerProduct<vector, Type>::type>(mesh).dotInterpolate
        (
            mesh.nonOrthCorrectionVectors(),
            gradScheme<Type>::New
            (
                mesh,
                mesh.gradScheme("grad(" + vf.name() + ')')
            )().grad(vf, "grad(" + vf.name() + ')')
        );
    tssf.ref().rename("snGradCorr(" + vf.name() + ')');
 
    return tssf;
}
 
 
template<class Type>
Foam::tmp<Foam::GeometricField<Type, Foam::fvsPatchField, Foam::surfaceMesh>>
Foam::fv::correctedSnGrad<Type>::correction
(
    const GeometricField<Type, fvPatchField, volMesh>& vf
) const
{
    const fvMesh& mesh = this->mesh();
 
    // construct GeometricField<Type, fvsPatchField, surfaceMesh>
    tmp<GeometricField<Type, fvsPatchField, surfaceMesh>> tssf
    (
        new GeometricField<Type, fvsPatchField, surfaceMesh>
        (
            IOobject
            (
                "snGradCorr("+vf.name()+')',
                vf.instance(),
                mesh,
                IOobject::NO_READ,
                IOobject::NO_WRITE
            ),
            mesh,
            vf.dimensions()*mesh.nonOrthDeltaCoeffs().dimensions()
        )
    );
    GeometricField<Type, fvsPatchField, surfaceMesh>& ssf = tssf.ref();
    ssf.setOriented();
 
    for (direction cmpt = 0; cmpt < pTraits<Type>::nComponents; ++cmpt)
    {
        ssf.replace
        (
            cmpt,
            correctedSnGrad<typename pTraits<Type>::cmptType>(mesh)
           .fullGradCorrection(vf.component(cmpt))
        );
    }
 
    return tssf;
}
 
 
// ************************************************************************* //