Panda3D
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00001 // Filename: eggMesherEdge.h 00002 // Created by: drose (13Mar05) 00003 // 00004 //////////////////////////////////////////////////////////////////// 00005 // 00006 // PANDA 3D SOFTWARE 00007 // Copyright (c) Carnegie Mellon University. All rights reserved. 00008 // 00009 // All use of this software is subject to the terms of the revised BSD 00010 // license. You should have received a copy of this license along 00011 // with this source code in a file named "LICENSE." 00012 // 00013 //////////////////////////////////////////////////////////////////// 00014 00015 #ifndef EGGMESHEREDGE_H 00016 #define EGGMESHEREDGE_H 00017 00018 #include "pandabase.h" 00019 #include "eggVertexPool.h" 00020 #include "eggVertex.h" 00021 #include "plist.h" 00022 00023 class EggMesherStrip; 00024 00025 //////////////////////////////////////////////////////////////////// 00026 // Class : EggMesherEdge 00027 // Description : Represents one edge of a triangle, as used by the 00028 // EggMesher to discover connected triangles. The edge 00029 // is actually represented as a pair of vertex indices 00030 // into the same vertex pool. 00031 //////////////////////////////////////////////////////////////////// 00032 class EggMesherEdge { 00033 public: 00034 INLINE EggMesherEdge(int vi_a, int vi_b); 00035 INLINE EggMesherEdge(const EggMesherEdge ©); 00036 00037 void remove(EggMesherStrip *strip); 00038 void change_strip(EggMesherStrip *from, EggMesherStrip *to); 00039 00040 INLINE bool contains_vertex(int vi) const; 00041 00042 INLINE bool matches(const EggMesherEdge &other) const; 00043 00044 INLINE EggMesherEdge *common_ptr(); 00045 00046 INLINE bool operator == (const EggMesherEdge &other) const; 00047 INLINE bool operator != (const EggMesherEdge &other) const; 00048 INLINE bool operator < (const EggMesherEdge &other) const; 00049 00050 INLINE double compute_length(const EggVertexPool *vertex_pool) const; 00051 INLINE LVecBase3d compute_box(const EggVertexPool *vertex_pool) const; 00052 00053 void output(ostream &out) const; 00054 00055 int _vi_a, _vi_b; 00056 00057 typedef plist<EggMesherStrip *> Strips; 00058 Strips _strips; 00059 EggMesherEdge *_opposite; 00060 }; 00061 00062 INLINE ostream & 00063 operator << (ostream &out, const EggMesherEdge &edge) { 00064 edge.output(out); 00065 return out; 00066 } 00067 00068 #include "eggMesherEdge.I" 00069 00070 #endif