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linearRadial.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 "linearRadial.H"
00027 #include <OpenFOAM/addToRunTimeSelectionTable.H>
00028 
00029 namespace Foam
00030 {
00031 namespace extrudeModels
00032 {
00033 
00034 // * * * * * * * * * * * * * * Static Data Members * * * * * * * * * * * * * //
00035 
00036 defineTypeNameAndDebug(linearRadial, 0);
00037 
00038 addToRunTimeSelectionTable(extrudeModel, linearRadial, dictionary);
00039 
00040 
00041 // * * * * * * * * * * * * * * * * Constructors  * * * * * * * * * * * * * * //
00042 
00043 linearRadial::linearRadial(const dictionary& dict)
00044 :
00045     extrudeModel(typeName, dict),
00046     R_(readScalar(coeffDict_.lookup("R")))
00047 {}
00048 
00049 
00050 // * * * * * * * * * * * * * * * * Destructor  * * * * * * * * * * * * * * * //
00051 
00052 linearRadial::~linearRadial()
00053 {}
00054 
00055 
00056 // * * * * * * * * * * * * * * * * Operators * * * * * * * * * * * * * * * * //
00057 
00058 point linearRadial::operator()
00059 (
00060     const point& surfacePoint,
00061     const vector& surfaceNormal,
00062     const label layer
00063 ) const
00064 {
00065     // radius of the surface
00066     scalar rs = mag(surfacePoint);
00067     vector rsHat = surfacePoint/rs;
00068 
00069     scalar delta = (R_ - rs)/nLayers_;
00070     scalar r = rs + layer*delta;
00071     return r*rsHat;
00072 }
00073 
00074 
00075 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
00076 
00077 } // End namespace extrudeModels
00078 } // End namespace Foam
00079 
00080 // ************************ vim: set sw=4 sts=4 et: ************************ //
00081 
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