/usr/include/freefoam/finiteVolume/CentredFitScheme.H is in libfreefoam-dev 0.1.0+dfsg-1build1.
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========= |
\\ / F ield | OpenFOAM: The Open Source CFD Toolbox
\\ / O peration |
\\ / A nd | Copyright (C) 1991-2010 OpenCFD Ltd.
\\/ 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::CentredFitScheme
Description
Centred fit surface interpolation scheme which applies an explicit
correction to linear.
\*---------------------------------------------------------------------------*/
#ifndef CentredFitScheme_H
#define CentredFitScheme_H
#include "CentredFitData.H"
#include <finiteVolume/linear.H>
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
namespace Foam
{
/*---------------------------------------------------------------------------*\
Class CentredFitScheme Declaration
\*---------------------------------------------------------------------------*/
template<class Type, class Polynomial, class Stencil>
class CentredFitScheme
:
public linear<Type>
{
// Private Data
//- Factor the fit is allowed to deviate from linear.
// This limits the amount of high-order correction and increases
// stability on bad meshes
const scalar linearLimitFactor_;
//- Weights for central stencil
const scalar centralWeight_;
// Private Member Functions
//- Disallow default bitwise copy construct
CentredFitScheme(const CentredFitScheme&);
//- Disallow default bitwise assignment
void operator=(const CentredFitScheme&);
public:
//- Runtime type information
TypeName("CentredFitScheme");
// Constructors
//- Construct from mesh and Istream
CentredFitScheme(const fvMesh& mesh, Istream& is)
:
linear<Type>(mesh),
linearLimitFactor_(readScalar(is)),
centralWeight_(1000)
{}
//- Construct from mesh, faceFlux and Istream
CentredFitScheme
(
const fvMesh& mesh,
const surfaceScalarField& faceFlux,
Istream& is
)
:
linear<Type>(mesh),
linearLimitFactor_(readScalar(is)),
centralWeight_(1000)
{}
// 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>& vf
) const
{
const fvMesh& mesh = this->mesh();
const extendedCentredCellToFaceStencil& stencil = Stencil::New
(
mesh
);
const CentredFitData<Polynomial>& cfd =
CentredFitData<Polynomial>::New
(
mesh,
stencil,
linearLimitFactor_,
centralWeight_
);
const List<scalarList>& f = cfd.coeffs();
return stencil.weightedSum(vf, f);
}
};
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
} // End namespace Foam
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
// Add the patch constructor functions to the hash tables
#define makeCentredFitSurfaceInterpolationTypeScheme(SS, POLYNOMIAL, STENCIL, TYPE) \
\
typedef CentredFitScheme<TYPE, POLYNOMIAL, STENCIL> \
CentredFitScheme##TYPE##POLYNOMIAL##STENCIL##_; \
defineTemplateTypeNameAndDebugWithName \
(CentredFitScheme##TYPE##POLYNOMIAL##STENCIL##_, #SS, 0); \
\
surfaceInterpolationScheme<TYPE>::addMeshConstructorToTable \
<CentredFitScheme<TYPE, POLYNOMIAL, STENCIL> > \
add##SS##STENCIL##TYPE##MeshConstructorToTable_; \
\
surfaceInterpolationScheme<TYPE>::addMeshFluxConstructorToTable \
<CentredFitScheme<TYPE, POLYNOMIAL, STENCIL> > \
add##SS##STENCIL##TYPE##MeshFluxConstructorToTable_;
#define makeCentredFitSurfaceInterpolationScheme(SS, POLYNOMIAL, STENCIL) \
\
makeCentredFitSurfaceInterpolationTypeScheme(SS,POLYNOMIAL,STENCIL,scalar) \
makeCentredFitSurfaceInterpolationTypeScheme(SS,POLYNOMIAL,STENCIL,vector) \
makeCentredFitSurfaceInterpolationTypeScheme(SS,POLYNOMIAL,STENCIL,sphericalTensor) \
makeCentredFitSurfaceInterpolationTypeScheme(SS,POLYNOMIAL,STENCIL,symmTensor)\
makeCentredFitSurfaceInterpolationTypeScheme(SS,POLYNOMIAL,STENCIL,tensor)
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
#endif
// ************************ vim: set sw=4 sts=4 et: ************************ //
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