correctedSnGrad.H

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/*---------------------------------------------------------------------------*\
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    \\  /    A nd           | Copyright (C) 2011-2022 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/>.
 
Class
    Foam::fv::correctedSnGrad
 
Description
    Simple central-difference snGrad scheme with non-orthogonal correction.
 
SourceFiles
    correctedSnGrad.C
 
\*---------------------------------------------------------------------------*/
 
#ifndef correctedSnGrad_H
#define correctedSnGrad_H
 
#include "snGradScheme.H"
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
namespace Foam
{
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
namespace fv
{
 
/*---------------------------------------------------------------------------*\
                       Class correctedSnGrad Declaration
\*---------------------------------------------------------------------------*/
 
template<class Type>
class correctedSnGrad
:
    public snGradScheme<Type>
{
    // Private Member Functions
 
        //- Disallow default bitwise assignment
        void operator=(const correctedSnGrad&) = delete;
 
 
public:
 
    //- Runtime type information
    TypeName("corrected");
 
 
    // Constructors
 
        //- Construct from mesh
        correctedSnGrad(const fvMesh& mesh)
        :
            snGradScheme<Type>(mesh)
        {}
 
 
        //- Construct from mesh and data stream
        correctedSnGrad(const fvMesh& mesh, Istream&)
        :
            snGradScheme<Type>(mesh)
        {}
 
 
    //- Destructor
    virtual ~correctedSnGrad();
 
 
    // Member Functions
 
        //- Return the interpolation weighting factors for the given field
        virtual tmp<surfaceScalarField> deltaCoeffs
        (
            const VolField<Type>&
        ) const
        {
            return this->mesh().nonOrthDeltaCoeffs();
        }
 
        //- Return true if this scheme uses an explicit correction
        virtual bool corrected() const
        {
            return true;
        }
 
        //- Return the explicit correction to the correctedSnGrad
        //  for the given field using the gradient of the field
        tmp<SurfaceField<Type>>
        fullGradCorrection
        (
            const VolField<Type>&
        ) const;
 
        //- Return the explicit correction to the correctedSnGrad
        //  for the given field using the gradients of the field components
        virtual tmp<SurfaceField<Type>>
        correction(const VolField<Type>&) const;
};
 
 
// * * * * * * * * Template Member Function Specialisations  * * * * * * * * //
 
template<>
tmp<surfaceScalarField> correctedSnGrad<scalar>::correction
(
    const volScalarField& vsf
) const;
 
 
template<>
tmp<surfaceVectorField> correctedSnGrad<vector>::correction
(
    const volVectorField& vvf
) const;
 
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
} // End namespace fv
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
} // End namespace Foam
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
#ifdef NoRepository
    #include "correctedSnGrad.C"
#endif
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
#endif
 
// ************************************************************************* //