/usr/include/freefoam/finiteVolume/linearFitPolynomial.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::linearFitPolynomial
Description
Linear polynomial for interpolation fitting.
Can be used with the CentredFit scheme to create a linear surface
interpolation scheme
\*---------------------------------------------------------------------------*/
#ifndef linearFitPolynomial_H
#define linearFitPolynomial_H
#include <OpenFOAM/vector.H>
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
namespace Foam
{
/*---------------------------------------------------------------------------*\
Class linearFitPolynomial Declaration
\*---------------------------------------------------------------------------*/
class linearFitPolynomial
{
public:
// Member functions
static label nTerms(const direction dim)
{
return
(
dim == 1 ? 2 :
dim == 2 ? 3 :
dim == 3 ? 4 : 0
);
}
static void addCoeffs
(
scalar* coeffs,
const vector& d,
const scalar weight,
const direction dim
)
{
register label curIdx = 0;
coeffs[curIdx++] = weight;
coeffs[curIdx++] = weight*d.x();
if (dim >= 2)
{
coeffs[curIdx++] = weight*d.y();
}
if (dim == 3)
{
coeffs[curIdx++] = weight*d.z();
}
}
};
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
} // End namespace Foam
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
#endif
// ************************ vim: set sw=4 sts=4 et: ************************ //
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