Panda3D
|
00001 // Filename: eggPolysetMaker.h 00002 // Created by: drose (19Jun01) 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 EGGPOLYSETMAKER_H 00016 #define EGGPOLYSETMAKER_H 00017 00018 #include "pandabase.h" 00019 00020 #include "eggBinMaker.h" 00021 00022 #include "dcast.h" 00023 00024 //////////////////////////////////////////////////////////////////// 00025 // Class : EggPolysetMaker 00026 // Description : A specialization on EggBinMaker for making polysets 00027 // that share the same basic rendering characteristic. 00028 // This really just defines the example functions 00029 // described in the leading comment to EggBinMaker. 00030 // 00031 // It makes some common assumptions about how polysets 00032 // should be grouped; if these are not sufficient, you 00033 // can always rederive your own further specialization 00034 // of this class. 00035 //////////////////////////////////////////////////////////////////// 00036 class EXPCL_PANDAEGG EggPolysetMaker : public EggBinMaker { 00037 PUBLISHED: 00038 // The BinNumber serves to identify why a particular EggBin was 00039 // created. 00040 enum BinNumber { 00041 BN_none = 0, 00042 BN_polyset, 00043 }; 00044 00045 enum Properties { 00046 P_has_texture = 0x001, 00047 P_texture = 0x002, 00048 P_has_material = 0x004, 00049 P_material = 0x008, 00050 P_has_poly_color = 0x010, 00051 P_poly_color = 0x020, 00052 P_has_poly_normal = 0x040, 00053 P_has_vertex_normal = 0x080, 00054 P_has_vertex_color = 0x100, 00055 P_bface = 0x200, 00056 }; 00057 00058 EggPolysetMaker(); 00059 void set_properties(int properties); 00060 00061 public: 00062 virtual int 00063 get_bin_number(const EggNode *node); 00064 00065 virtual bool 00066 sorts_less(int bin_number, const EggNode *a, const EggNode *b); 00067 00068 private: 00069 int _properties; 00070 00071 public: 00072 static TypeHandle get_class_type() { 00073 return _type_handle; 00074 } 00075 static void init_type() { 00076 EggBinMaker::init_type(); 00077 register_type(_type_handle, "EggPolysetMaker", 00078 EggBinMaker::get_class_type()); 00079 } 00080 virtual TypeHandle get_type() const { 00081 return get_class_type(); 00082 } 00083 virtual TypeHandle force_init_type() {init_type(); return get_class_type();} 00084 00085 private: 00086 static TypeHandle _type_handle; 00087 }; 00088 00089 00090 #endif