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surfaceInterpolation.H

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00001 /*---------------------------------------------------------------------------*\
00002   =========                 |
00003   \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
00004    \\    /   O peration     |
00005     \\  /    A nd           | Copyright (C) 1991-2005 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 the
00013     Free Software Foundation; either version 2 of the License, or (at your
00014     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, write to the Free Software Foundation,
00023     Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
00024 
00025 Class
00026     surfaceInterpolation
00027 
00028 Description
00029     Cell to surface interpolation scheme. Included in fvMesh.
00030 
00031 SourceFiles
00032     surfaceInterpolation.C
00033 
00034 \*---------------------------------------------------------------------------*/
00035 
00036 #ifndef surfaceInterpolation_H
00037 #define surfaceInterpolation_H
00038 
00039 #include "tmp.H"
00040 #include "scalar.H"
00041 #include "fvSchemes.H"
00042 #include "fvSolution.H"
00043 #include "volFieldsFwd.H"
00044 #include "surfaceFieldsFwd.H"
00045 #include "className.H"
00046 
00047 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
00048 
00049 namespace Foam
00050 {
00051 
00052 /*---------------------------------------------------------------------------*\
00053                      Class surfaceInterpolation Declaration
00054 \*---------------------------------------------------------------------------*/
00055 
00056 class surfaceInterpolation
00057 :
00058     public fvSchemes,
00059     public fvSolution
00060 {
00061     // Private data
00062 
00063         // Reference to fvMesh
00064         const fvMesh& mesh_;
00065 
00066         // Demand-driven data
00067 
00068             //- Central-differencing weighting factors
00069             mutable surfaceScalarField* weightingFactors_;
00070 
00071             //- Face-gradient difference factors
00072             mutable surfaceScalarField* differenceFactors_;
00073 
00074             //- Is mesh orthogonal
00075             mutable bool orthogonal_;
00076 
00077             //- Non-orthogonality correction vectors
00078             mutable surfaceVectorField* correctionVectors_;
00079 
00080 
00081     // Private member functions
00082 
00083         //- Construct central-differencing weighting factors
00084         void makeWeights() const;
00085 
00086         //- Construct face-gradient difference factors
00087         void makeDeltaCoeffs() const;
00088 
00089         //- Construct non-orthogonality correction vectors
00090         void makeCorrectionVectors() const;
00091 
00092 
00093 protected:
00094 
00095     // Protected member functions
00096 
00097         // Storage management
00098 
00099             //- Clear all geometry and addressing
00100             void clearOut();
00101 
00102 
00103 public:
00104 
00105     // Declare name of the class and it's debug switch
00106     ClassName("surfaceInterpolation");
00107 
00108 
00109     // Constructors
00110 
00111         //- Construct given an fvMesh
00112         explicit surfaceInterpolation(const fvMesh&);
00113 
00114 
00115     // Destructor
00116 
00117         ~surfaceInterpolation();
00118 
00119 
00120     // Member functions
00121 
00122         //- Return reference to weighting factors array
00123         const surfaceScalarField& weights() const;
00124 
00125         //- Return reference to difference factors array
00126         const surfaceScalarField& deltaCoeffs() const;
00127 
00128         //- Return whether mesh is orthogonal or not
00129         bool orthogonal() const;
00130 
00131         //- Return reference to non-orthogonality correction vectors array
00132         const surfaceVectorField& correctionVectors() const;
00133 
00134         //- Do what is neccessary if the mesh has moved
00135         bool movePoints();
00136 };
00137 
00138 
00139 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
00140 
00141 } // End namespace Foam
00142 
00143 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
00144 
00145 #endif
00146 
00147 // ************************************************************************* //
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