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interpolationCellPatchConstrained.C

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00001 /*---------------------------------------------------------------------------*\
00002   =========                 |
00003   \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
00004    \\    /   O peration     |
00005     \\  /    A nd           | Copyright (C) 2011-2011 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 "interpolationCellPatchConstrained.H"
00027 #include <finiteVolume/volFields.H>
00028 
00029 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
00030 
00031 namespace Foam
00032 {
00033 
00034 // * * * * * * * * * * * * * * * * Constructor * * * * * * * * * * * * * * * //
00035 
00036 template<class Type>
00037 interpolationCellPatchConstrained<Type>::interpolationCellPatchConstrained
00038 (
00039     const GeometricField<Type, fvPatchField, volMesh>& psi
00040 )
00041 :
00042     interpolation<Type>(psi)
00043 {}
00044 
00045 
00046 // * * * * * * * * * * * * * * * Member Functions  * * * * * * * * * * * * * //
00047 
00048 template<class Type>
00049 Type interpolationCellPatchConstrained<Type>::interpolate
00050 (
00051     const vector& pt,
00052     const label cellI,
00053     const label faceI
00054 ) const
00055 {
00056     if (faceI >= 0 && faceI >= this->psi_.mesh().nInternalFaces())
00057     {
00058         // Use boundary value
00059         const polyBoundaryMesh& pbm = this->psi_.mesh().boundaryMesh();
00060         label patchI = pbm.whichPatch(faceI);
00061         label patchFaceI = pbm[patchI].whichFace(faceI);
00062 
00063         return this->psi_.boundaryField()[patchI][patchFaceI];
00064     }
00065     else
00066     {
00067         return this->psi_[cellI];
00068     }
00069 }
00070 
00071 
00072 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
00073 
00074 } // End namespace Foam
00075 
00076 // ************************ vim: set sw=4 sts=4 et: ************************ //
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