/usr/include/freefoam/finiteVolume/quadraticLinearFitPolynomial.H is in libfreefoam-dev 0.1.0+dfsg-1build1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 | /*---------------------------------------------------------------------------*\
========= |
\\ / 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::quadraticLinearFitPolynomial
Description
Quadratic/linear polynomial for interpolation fitting:
quadratic normal to the face,
linear in the plane of the face for consistency with 2nd-order Gauss.
Can be used with the CentredFit scheme to create a quadratic surface
interpolation scheme
\*---------------------------------------------------------------------------*/
#ifndef quadraticLinearFitPolynomial_H
#define quadraticLinearFitPolynomial_H
#include <OpenFOAM/vector.H>
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
namespace Foam
{
/*---------------------------------------------------------------------------*\
Class quadraticLinearFitPolynomial Declaration
\*---------------------------------------------------------------------------*/
class quadraticLinearFitPolynomial
{
public:
// Member functions
static label nTerms(const direction dim)
{
return
(
dim == 1 ? 3 :
dim == 2 ? 5 :
dim == 3 ? 7 : 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();
coeffs[curIdx++] = weight*sqr(d.x());
if (dim >= 2)
{
coeffs[curIdx++] = weight*d.y();
coeffs[curIdx++] = weight*d.x()*d.y();
}
if (dim == 3)
{
coeffs[curIdx++] = weight*d.z();
coeffs[curIdx++] = weight*d.x()*d.z();
}
}
};
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
} // End namespace Foam
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
#endif
// ************************ vim: set sw=4 sts=4 et: ************************ //
|