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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 anisotropicFilter 00027 00028 Description 00029 Kernel as filter as Test filter with ratio 2 00030 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ 00031 Box filter: g = delta2/24 -> g = delta2/6 00032 Spherical box filter: g = delta2/64 -> g = delta2/16 00033 Gaussian filter: g = delta2/24 -> g = delta2/6 00034 00035 SourceFiles 00036 anisotropicFilter.C 00037 00038 \*---------------------------------------------------------------------------*/ 00039 00040 #ifndef anisotropicFilter_H 00041 #define anisotropicFilter_H 00042 00043 #include "LESfilter.H" 00044 00045 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * // 00046 00047 namespace Foam 00048 { 00049 00050 /*---------------------------------------------------------------------------*\ 00051 Class anisotropicFilter Declaration 00052 \*---------------------------------------------------------------------------*/ 00053 00054 class anisotropicFilter 00055 : 00056 public LESfilter 00057 { 00058 // Private data 00059 00060 scalar widthCoeff_; 00061 volVectorField coeff_; 00062 00063 00064 // Private Member Functions 00065 00066 // Disallow default bitwise copy construct and assignment 00067 anisotropicFilter(const anisotropicFilter&); 00068 void operator=(const anisotropicFilter&); 00069 00070 00071 public: 00072 00073 //- Runtime type information 00074 TypeName("anisotropic"); 00075 00076 // Constructors 00077 00078 //- from components 00079 anisotropicFilter(const fvMesh& mesh, scalar widthCoeff); 00080 00081 //- from IOdictionary 00082 anisotropicFilter(const fvMesh& mesh, const dictionary&); 00083 00084 00085 // Destructor 00086 00087 ~anisotropicFilter() 00088 {} 00089 00090 00091 // Member Functions 00092 00093 //- Read the LESfilter dictionary 00094 void read(const dictionary&); 00095 00096 00097 // Member Operators 00098 00099 tmp<volScalarField> operator()(const tmp<volScalarField>&) const; 00100 tmp<volVectorField> operator()(const tmp<volVectorField>&) const; 00101 tmp<volTensorField> operator()(const tmp<volTensorField>&) const; 00102 }; 00103 00104 00105 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * // 00106 00107 } // End namespace Foam 00108 00109 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * // 00110 00111 #endif 00112 00113 // ************************************************************************* //