uncorrectedLnGrad.H

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/*---------------------------------------------------------------------------*\
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  \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
   \\    /   O peration     |
    \\  /    A nd           | www.openfoam.com
     \\/     M anipulation  |
-------------------------------------------------------------------------------
    Copyright (C) 2022 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
    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::fa::uncorrectedLnGrad
 
Description
    Simple central-difference lnGrad scheme with no non-orthogonal correction.
 
SourceFiles
    uncorrectedLnGrad.C
 
\*---------------------------------------------------------------------------*/
 
#ifndef Foam_fa_uncorrectedLnGrad_H
#define Foam_fa_uncorrectedLnGrad_H
 
#include "lnGradScheme.H"
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
namespace Foam
{
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
namespace fa
{
 
/*---------------------------------------------------------------------------*\
                       Class uncorrectedLnGrad Declaration
\*---------------------------------------------------------------------------*/
 
template<class Type>
class uncorrectedLnGrad
:
    public lnGradScheme<Type>
{
public:
 
    //- Runtime type information
    TypeName("uncorrected");
 
 
    // Generated Methods
 
        //- No copy construct
        uncorrectedLnGrad(const uncorrectedLnGrad&) = delete;
 
        //- No copy assignment
        void operator=(const uncorrectedLnGrad&) = delete;
 
 
    // Constructors
 
        //- Construct from mesh
        uncorrectedLnGrad(const faMesh& mesh)
        :
            lnGradScheme<Type>(mesh)
        {}
 
        //- Construct from mesh and data stream
        uncorrectedLnGrad(const faMesh& mesh, Istream&)
        :
            lnGradScheme<Type>(mesh)
        {}
 
 
    //- Destructor
    virtual ~uncorrectedLnGrad() = default;
 
 
    // Member Functions
 
        //- Return the interpolation weighting factors for the given field
        virtual tmp<edgeScalarField> deltaCoeffs
        (
            const GeometricField<Type, faPatchField, areaMesh>&
        ) const
        {
            return this->mesh().deltaCoeffs();
        }
 
        //- Return true if this scheme uses an explicit correction
        virtual bool corrected() const { return false; }
 
        //- Return the explicit correction to the uncorrectedLnGrad
        //- for the given field
        virtual tmp<GeometricField<Type, faePatchField, edgeMesh>>
        correction(const GeometricField<Type, faPatchField, areaMesh>&) const;
};
 
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
} // End namespace fa
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
} // End namespace Foam
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
#ifdef NoRepository
    #include "uncorrectedLnGrad.C"
#endif
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
#endif
 
// ************************************************************************* //