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 Class 00025 Foam::arcEdge 00026 00027 Description 00028 Defines the arcEdge of a circle in terms of 3 points on its circumference 00029 00030 SourceFiles 00031 arcEdge.C 00032 00033 \*---------------------------------------------------------------------------*/ 00034 00035 #ifndef arcEdge_H 00036 #define arcEdge_H 00037 00038 #include "curvedEdge.H" 00039 #include <meshTools/cylindricalCS.H> 00040 00041 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * // 00042 00043 namespace Foam 00044 { 00045 00046 /*---------------------------------------------------------------------------*\ 00047 Class arcEdge Declaration 00048 \*---------------------------------------------------------------------------*/ 00049 00050 class arcEdge 00051 : 00052 public curvedEdge 00053 { 00054 // Private data 00055 00056 point p1_, p2_, p3_; 00057 cylindricalCS cs_; 00058 scalar angle_; 00059 scalar radius_; 00060 00061 // Private Member Functions 00062 00063 //- Calculate the coordinate system, angle and radius 00064 cylindricalCS calcAngle(); 00065 00066 //- Disallow default bitwise copy construct 00067 arcEdge(const arcEdge&); 00068 00069 //- Disallow default bitwise assignment 00070 void operator=(const arcEdge&); 00071 00072 public: 00073 00074 //- Runtime type information 00075 TypeName("arc"); 00076 00077 00078 // Constructors 00079 00080 //- Construct from components 00081 arcEdge 00082 ( 00083 const pointField& points, 00084 const label start, const label end, 00085 const point& pMid 00086 ); 00087 00088 //- Construct from Istream setting pointsList 00089 arcEdge(const pointField& points, Istream&); 00090 00091 00092 // Destructor 00093 00094 virtual ~arcEdge(){} 00095 00096 00097 // Member Functions 00098 00099 //- Return the point position corresponding to the curve parameter 00100 // 0 <= lambda <= 1 00101 point position(const scalar) const; 00102 00103 //- Return the length of the curve 00104 scalar length() const; 00105 }; 00106 00107 00108 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * // 00109 00110 } // End namespace Foam 00111 00112 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * // 00113 00114 #endif 00115 00116 // ************************ vim: set sw=4 sts=4 et: ************************ //
