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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 polyTopoChanger 00027 00028 Description 00029 List of mesh modifiers defining the mesh dynamics. 00030 00031 SourceFiles 00032 polyTopoChanger.C 00033 00034 \*---------------------------------------------------------------------------*/ 00035 00036 #ifndef polyTopoChanger_H 00037 #define polyTopoChanger_H 00038 00039 #include "regIOobject.H" 00040 #include "PtrList.H" 00041 #include "polyMeshModifier.H" 00042 00043 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * // 00044 00045 namespace Foam 00046 { 00047 00048 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * // 00049 00050 class polyMesh; 00051 class mapPolyMesh; 00052 class polyBoundaryMesh; 00053 00054 /*---------------------------------------------------------------------------*\ 00055 Class polyTopoChanger Declaration 00056 \*---------------------------------------------------------------------------*/ 00057 00058 class polyTopoChanger 00059 : 00060 public PtrList<polyMeshModifier>, 00061 public regIOobject 00062 { 00063 // Private Member Functions 00064 00065 //- Disallow default bitwise copy construct 00066 polyTopoChanger(const polyTopoChanger&); 00067 00068 //- Disallow default bitwise assignment 00069 void operator=(const polyTopoChanger&); 00070 00071 void readModifiers(); 00072 00073 00074 protected: 00075 00076 // Protected data 00077 00078 //- Reference to mesh 00079 polyMesh& mesh_; 00080 00081 00082 // Protected Member Functions 00083 00084 // Topology changes 00085 00086 //- Rotate a face nShift positions in anticlockwise direction 00087 static face rotateFace(const face& f, const label nShift); 00088 00089 //- Determine ordering of faces in coupled patches. 00090 // Calculate mapping to shuffle faces inside coupled patches and 00091 // rotation to make 0th vertex in faces align. 00092 static bool reorderCoupledPatches 00093 ( 00094 const polyBoundaryMesh& boundary, 00095 const labelList& patchStarts, 00096 const labelList& patchSizes, 00097 const faceList& faces, 00098 const pointField& points, 00099 00100 labelList& faceMap, 00101 labelList& rotation 00102 ); 00103 00104 00105 public: 00106 00107 //- Runtime type information 00108 TypeName("polyTopoChanger"); 00109 00110 00111 // Constructors 00112 00113 //- Read constructor given IOobject and a polyMesh 00114 polyTopoChanger(const IOobject&, polyMesh&); 00115 00116 //- Read constructor for given polyMesh 00117 explicit polyTopoChanger(polyMesh&); 00118 00119 00120 // Destructor 00121 00122 virtual ~polyTopoChanger() 00123 {} 00124 00125 00126 // Member functions 00127 00128 //- Return the mesh reference 00129 const polyMesh& mesh() const 00130 { 00131 return mesh_; 00132 } 00133 00134 //- Return a list of patch types 00135 wordList types() const; 00136 00137 //- Return a list of patch names 00138 wordList names() const; 00139 00140 //- Is topology change required 00141 bool changeTopology() const; 00142 00143 //- Return topology change request 00144 autoPtr<polyTopoChange> topoChangeRequest() const; 00145 00146 //- Modify point motion 00147 void modifyMotionPoints(pointField&) const; 00148 00149 static autoPtr<mapPolyMesh> changeMesh 00150 ( 00151 polyMesh&, 00152 const polyTopoChange& 00153 ); 00154 00155 autoPtr<mapPolyMesh> changeMesh(); 00156 00157 //- Force recalculation of locally stored data on topological change 00158 void update(const mapPolyMesh& m); 00159 00160 //- Add given set of topology modifiers to the topoChanger 00161 void addTopologyModifiers(const List<polyMeshModifier*>& tm); 00162 00163 //- Find modifier given a name 00164 label findModifierID(const word& modName) const; 00165 00166 00167 //- writeData member function required by regIOobject 00168 bool writeData(Ostream&) const; 00169 00170 00171 // Member Operators 00172 00173 bool operator!=(const polyTopoChanger&) const; 00174 bool operator==(const polyTopoChanger&) const; 00175 00176 00177 // Ostream operator 00178 00179 friend Ostream& operator<<(Ostream&, const polyTopoChanger&); 00180 }; 00181 00182 00183 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * // 00184 00185 } // End namespace Foam 00186 00187 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * // 00188 00189 #endif 00190 00191 // ************************************************************************* //