linearUpwindV.H

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/*---------------------------------------------------------------------------*\
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    Copyright (C) 2011-2016 OpenFOAM Foundation
-------------------------------------------------------------------------------
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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    You should have received a copy of the GNU General Public License
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Class
    Foam::linearUpwindV
 
Description
    linearUpwindV interpolation scheme class derived from upwind and returns
    upwind weighting factors but also applies an explicit correction.
 
SourceFiles
    linearUpwindV.C
 
\*---------------------------------------------------------------------------*/
 
#ifndef linearUpwindV_H
#define linearUpwindV_H
 
#include "upwind.H"
#include "gaussGrad.H"
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
namespace Foam
{
 
/*---------------------------------------------------------------------------*\
                           Class linearUpwindV Declaration
\*---------------------------------------------------------------------------*/
 
template<class Type>
class linearUpwindV
:
    public upwind<Type>
{
    // Private Data
 
        word gradSchemeName_;
        tmp<fv::gradScheme<Type>> gradScheme_;
 
 
    // Private Member Functions
 
        //- No copy construct
        linearUpwindV(const linearUpwindV&) = delete;
 
        //- No copy assignment
        void operator=(const linearUpwindV&) = delete;
 
 
public:
 
    //- Runtime type information
    TypeName("linearUpwindV");
 
 
    // Constructors
 
        //- Construct from faceFlux
        linearUpwindV
        (
            const fvMesh& mesh,
            const surfaceScalarField& faceFlux
        )
        :
            upwind<Type>(mesh, faceFlux),
            gradSchemeName_("grad"),
            gradScheme_
            (
                new fv::gaussGrad<Type>(mesh)
            )
        {}
 
        //- Construct from Istream.
        //  The name of the flux field is read from the Istream and looked-up
        //  from the mesh objectRegistry
        linearUpwindV
        (
            const fvMesh& mesh,
            Istream& schemeData
        )
        :
            upwind<Type>(mesh, schemeData),
            gradSchemeName_(schemeData),
            gradScheme_
            (
                fv::gradScheme<Type>::New
                (
                    mesh,
                    mesh.gradScheme(gradSchemeName_)
                )
            )
        {}
 
        //- Construct from faceFlux and Istream
        linearUpwindV
        (
            const fvMesh& mesh,
            const surfaceScalarField& faceFlux,
            Istream& schemeData
        )
        :
            upwind<Type>(mesh, faceFlux, schemeData),
            gradSchemeName_(schemeData),
            gradScheme_
            (
                fv::gradScheme<Type>::New
                (
                    mesh,
                    mesh.gradScheme(gradSchemeName_)
                )
            )
        {}
 
 
    // Member Functions
 
        //- Return true if this scheme uses an explicit correction
        virtual bool corrected() const
        {
            return true;
        }
 
        //- Return the explicit correction to the face-interpolate
        virtual tmp<GeometricField<Type, fvsPatchField, surfaceMesh>>
        correction
        (
            const GeometricField<Type, fvPatchField, volMesh>&
        ) const;
 
};
 
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
} // End namespace Foam
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
#endif
 
// ************************************************************************* //