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trimesh.h
00001 /* 00002 Copyright (C) 2002 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_TRIMESH_H__ 00020 #define __CS_TRIMESH_H__ 00021 00022 #include "csextern.h" 00023 00024 #include "csgeom/tri.h" 00025 #include "csgeom/vector3.h" 00026 00027 #include "csutil/array.h" 00028 #include "csutil/dirtyaccessarray.h" 00029 00035 class CS_CRYSTALSPACE_EXPORT csTriangleMesh 00036 { 00037 protected: 00039 csDirtyAccessArray<csTriangle> triangles; 00040 00041 public: 00043 csTriangleMesh () { } 00045 csTriangleMesh (const csTriangleMesh& mesh); 00047 ~csTriangleMesh (); 00048 00050 void AddTriangle (int a, int b, int c); 00052 csTriangle* GetTriangles () { return triangles.GetArray (); } 00054 const csTriangle* GetTriangles () const { return triangles.GetArray (); } 00056 csTriangle& GetTriangle (int i) { return triangles[i]; } 00058 size_t GetTriangleCount () const { return triangles.Length (); } 00059 00061 void Clear (); 00063 void SetSize (int count); 00065 void SetTriangles (csTriangle const* trigs, int count); 00066 }; 00067 00073 class CS_CRYSTALSPACE_EXPORT csTriangleVertex 00074 { 00075 public: 00077 csVector3 pos; 00079 int idx; 00080 00082 csArray<size_t> con_triangles; 00083 00085 csArray<int> con_vertices; 00086 00088 csTriangleVertex () { } 00090 ~csTriangleVertex () { } 00092 void AddTriangle (size_t idx); 00094 void AddVertex (int idx); 00095 }; 00096 00101 class CS_CRYSTALSPACE_EXPORT csTriangleVertices 00102 { 00103 protected: 00104 csTriangleVertex* vertices; 00105 int num_vertices; 00106 00107 public: 00109 csTriangleVertices (csTriangleMesh* mesh, csVector3* verts, int num_verts); 00111 ~csTriangleVertices (); 00116 void UpdateVertices (csVector3* verts); 00117 00119 int GetVertexCount () const { return num_vertices; } 00121 csTriangleVertex& GetVertex (int idx) { return vertices[idx]; } 00122 }; 00123 00124 #endif // __CS_TRIMESH_H__ 00125
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