![]() |
|
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 DiagTensor 00027 00028 Description 00029 Templated 3D DiagTensor derived from VectorSpace adding construction from 00030 3 components, element access using xx(), yy() and zz() member functions and 00031 the inner-product (dot-product) and outer-product operators. 00032 00033 SourceFiles 00034 DiagTensorI.H 00035 00036 \*---------------------------------------------------------------------------*/ 00037 00038 #ifndef DiagTensor_H 00039 #define DiagTensor_H 00040 00041 #include "Tensor.H" 00042 00043 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * // 00044 00045 namespace Foam 00046 { 00047 00048 /*---------------------------------------------------------------------------*\ 00049 Class DiagTensor Declaration 00050 \*---------------------------------------------------------------------------*/ 00051 00052 template <class Cmpt> 00053 class DiagTensor 00054 : 00055 public VectorSpace<DiagTensor<Cmpt>, Cmpt, 3> 00056 { 00057 00058 public: 00059 00060 // Member constants 00061 00062 enum 00063 { 00064 rank = 2 // Rank of DiagTensor is 2 00065 }; 00066 00067 00068 // Static data members 00069 00070 static const char* const typeName; 00071 static const char* componentNames[]; 00072 static const DiagTensor zero; 00073 static const DiagTensor one; 00074 static const DiagTensor I; 00075 00076 00077 //- Component labeling enumeration 00078 enum components { XX, YY, ZZ }; 00079 00080 00081 // Constructors 00082 00083 //- Construct null 00084 inline DiagTensor(); 00085 00086 //- Construct given VectorSpace 00087 inline DiagTensor(const VectorSpace<DiagTensor<Cmpt>, Cmpt, 3>&); 00088 00089 //- Construct given three components 00090 inline DiagTensor(const Cmpt& txx, const Cmpt& tyy, const Cmpt& tzz); 00091 00092 //- Construct from Istream 00093 inline DiagTensor(Istream&); 00094 00095 00096 // Member Functions 00097 00098 // Access 00099 00100 inline const Cmpt& xx() const; 00101 inline const Cmpt& yy() const; 00102 inline const Cmpt& zz() const; 00103 00104 inline Cmpt& xx(); 00105 inline Cmpt& yy(); 00106 inline Cmpt& zz(); 00107 }; 00108 00109 00110 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * // 00111 00112 } // End namespace Foam 00113 00114 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * // 00115 00116 // Include inline implementations 00117 #include "DiagTensorI.H" 00118 00119 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * // 00120 00121 #endif 00122 00123 // ************************************************************************* //