| /*---------------------------------------------------------------------------*\ | |
| ========= | | |
| \\ / F ield | OpenFOAM: The Open Source CFD Toolbox | |
| \\ / O peration | Website: https://openfoam.org | |
| \\ / A nd | Copyright (C) 2011-2018 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. | |
| You should have received a copy of the GNU General Public License | |
| along with OpenFOAM. If not, see <http://www.gnu.org/licenses/>. | |
| \*---------------------------------------------------------------------------*/ | |
| // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * // | |
| void Foam::SIBS::polyExtrapolate | |
| ( | |
| const label iest, | |
| const scalar xest, | |
| const scalarField& yest, | |
| scalarField& yz, | |
| scalarField& dy, | |
| scalarField& x, | |
| scalarRectangularMatrix& d | |
| ) const | |
| { | |
| label n = yz.size(); | |
| x[iest] = xest; | |
| for (label j=0; j<n; j++) | |
| { | |
| dy[j] = yz[j] = yest[j]; | |
| } | |
| if (iest == 0) | |
| { | |
| for (label j=0; j<n; j++) | |
| { | |
| d(j, 0) = yest[j]; | |
| } | |
| } | |
| else | |
| { | |
| scalarField c(yest); | |
| for (label k1=0; k1<iest; k1++) | |
| { | |
| scalar delta = 1.0/(x[iest - k1 - 1] - xest); | |
| scalar f1 = xest*delta; | |
| scalar f2 = x[iest - k1 - 1]*delta; | |
| for (label j=0; j<n; j++) | |
| { | |
| scalar q = d[j][k1]; | |
| d[j][k1] = dy[j]; | |
| delta = c[j] - q; | |
| dy[j] = f1*delta; | |
| c[j] = f2*delta; | |
| yz[j] += dy[j]; | |
| } | |
| } | |
| for (label j=0; j<n; j++) | |
| { | |
| d[j][iest] = dy[j]; | |
| } | |
| } | |
| } | |
| // ************************************************************************* // | |