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reflectionVectors.C

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00001 /*---------------------------------------------------------------------------*\
00002   =========                 |
00003   \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
00004    \\    /   O peration     |
00005     \\  /    A nd           | Copyright (C) 1991-2010 OpenCFD Ltd.
00006      \\/     M anipulation  |
00007 -------------------------------------------------------------------------------
00008 License
00009     This file is part of OpenFOAM.
00010 
00011     OpenFOAM is free software: you can redistribute it and/or modify it
00012     under the terms of the GNU General Public License as published by
00013     the Free Software Foundation, either version 3 of the License, or
00014     (at your option) any later version.
00015 
00016     OpenFOAM is distributed in the hope that it will be useful, but WITHOUT
00017     ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
00018     FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
00019     for more details.
00020 
00021     You should have received a copy of the GNU General Public License
00022     along with OpenFOAM.  If not, see <http://www.gnu.org/licenses/>.
00023 
00024 \*---------------------------------------------------------------------------*/
00025 
00026 #include "reflectionVectors.H"
00027 #include <finiteVolume/wallFvPatch.H>
00028 #include <finiteVolume/surfaceFields.H>
00029 
00030 // * * * * * * * * * * * * * * * * Constructors  * * * * * * * * * * * * * * //
00031 
00032 // Construct from components
00033 Foam::reflectionVectors::reflectionVectors(const Foam::fvMesh& mesh)
00034 :
00035     n_
00036     (
00037         IOobject
00038         (
00039             "reflectionVectors",
00040             mesh.time().timeName(),
00041             mesh
00042         ),
00043         mesh,
00044         dimensionedVector("n", dimless, vector::zero)
00045     )
00046 {
00047     correct();
00048 }
00049 
00050 
00051 // * * * * * * * * * * * * * * * Member Functions  * * * * * * * * * * * * * //
00052 
00053 
00054 void Foam::reflectionVectors::correct()
00055 {
00056     const fvMesh& mesh = n_.mesh();
00057     const fvPatchList& patches = mesh.boundary();
00058 
00059     forAll(patches, patchi)
00060     {
00061         // find the nearest face for every cell
00062         if (isA<wallFvPatch>(patches[patchi]))
00063         {
00064             n_.boundaryField()[patchi] =
00065                 mesh.Sf().boundaryField()[patchi]
00066                /mesh.magSf().boundaryField()[patchi];
00067         }
00068     }
00069 }
00070 
00071 
00072 // ************************ vim: set sw=4 sts=4 et: ************************ //
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