csgeom/trimeshlod.h
00001 /* 00002 Copyright (C) 1998,2001 by Jorrit Tyberghein 00003 00004 This library is free software; you can redistribute it and/or 00005 modify it under the terms of the GNU Library General Public 00006 License as published by the Free Software Foundation; either 00007 version 2 of the License, or (at your option) any later version. 00008 00009 This library is distributed in the hope that it will be useful, 00010 but WITHOUT ANY WARRANTY; without even the implied warranty of 00011 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 00012 Library General Public License for more details. 00013 00014 You should have received a copy of the GNU Library General Public 00015 License along with this library; if not, write to the Free 00016 Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 00017 */ 00018 00019 #ifndef __CS_TRIMESHLOD_H__ 00020 #define __CS_TRIMESHLOD_H__ 00021 00022 #include "csgeom/math3d.h" 00023 #include "csgeom/trimesh.h" 00024 00025 class csTriangleVerticesCost; 00026 00032 class csTriangleVertexCost : public csTriangleVertex 00033 { 00034 public: 00036 bool deleted; 00037 00039 float cost; 00041 int to_vertex; 00042 00044 csTriangleVertexCost () : deleted (false) { } 00046 ~csTriangleVertexCost () { } 00048 bool DelVertex (int idx); 00050 void ReplaceVertex (int old, int replace); 00051 00056 void CalculateCost (csTriangleVerticesCost* vertices); 00057 }; 00058 00065 class csTriangleVerticesCost 00066 { 00067 private: 00068 csTriangleVertexCost* vertices; 00069 int num_vertices; 00070 00071 public: 00073 csTriangleVerticesCost (csTriangleMesh* mesh, csVector3* verts, 00074 int num_verts); 00076 ~csTriangleVerticesCost (); 00081 void UpdateVertices (csVector3* verts); 00082 00084 int GetVertexCount () { return num_vertices; } 00086 csTriangleVertexCost& GetVertex (int idx) { return vertices[idx]; } 00087 00089 void CalculateCost (); 00090 00092 int GetMinimalCostVertex (); 00093 00095 void Dump (); 00096 }; 00097 00102 class csTriangleMeshLOD 00103 { 00104 public: 00120 static void CalculateLOD (csTriangleMesh* mesh, csTriangleVerticesCost* verts, 00121 int* translate, int* emerge_from); 00122 }; 00123 00124 00125 #endif // __CS_TRIMESHLOD_H__ 00126
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