/*---------------------------------------------------------------------------*\
========= |
\\ / F ield | OpenFOAM: The Open Source CFD Toolbox
\\ / O peration |
\\ / A nd | Copyright (C) 2011 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.
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along with OpenFOAM. If not, see .
Class
Foam::vanAlbadaLimiter
Description
Class with limiter function which returns the limiter for the
vanAlbada differencing scheme based on r obtained from the LimiterFunc
class.
Used in conjunction with the template class LimitedScheme.
SourceFiles
vanAlbada.C
\*---------------------------------------------------------------------------*/
#ifndef vanAlbada_H
#define vanAlbada_H
#include "vector.H"
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
namespace Foam
{
/*---------------------------------------------------------------------------*\
Class vanAlbadaLimiter Declaration
\*---------------------------------------------------------------------------*/
template
class vanAlbadaLimiter
:
public LimiterFunc
{
public:
vanAlbadaLimiter(Istream&)
{}
scalar limiter
(
const scalar cdWeight,
const scalar faceFlux,
const typename LimiterFunc::phiType& phiP,
const typename LimiterFunc::phiType& phiN,
const typename LimiterFunc::gradPhiType& gradcP,
const typename LimiterFunc::gradPhiType& gradcN,
const vector& d
) const
{
scalar r = max
(
0,
LimiterFunc::r
(
faceFlux, phiP, phiN, gradcP, gradcN, d
)
);
return r*(r + 1)/(sqr(r) + 1);
}
};
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
} // End namespace Foam
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
#endif
// ************************************************************************* //