Panda3D
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00001 // Filename: eggFile.h 00002 // Created by: drose (28Nov00) 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 EGGFILE_H 00016 #define EGGFILE_H 00017 00018 #include "pandatoolbase.h" 00019 00020 #include "paletteGroups.h" 00021 #include "textureReference.h" 00022 #include "eggData.h" 00023 #include "filename.h" 00024 #include "namable.h" 00025 #include "typedWritable.h" 00026 #include "pointerTo.h" 00027 #include "pset.h" 00028 00029 class TextureImage; 00030 00031 //////////////////////////////////////////////////////////////////// 00032 // Class : EggFile 00033 // Description : This represents a single egg file known to the 00034 // palettizer. It may reference a number of textures, 00035 // and may also be assigned to a number of groups. All 00036 // of its textures will try to assign themselves to one 00037 // of its groups. 00038 //////////////////////////////////////////////////////////////////// 00039 class EggFile : public TypedWritable, public Namable { 00040 public: 00041 EggFile(); 00042 00043 bool from_command_line(EggData *data, 00044 const Filename &source_filename, 00045 const Filename &dest_filename, 00046 const string &egg_comment); 00047 00048 const Filename &get_source_filename() const; 00049 00050 void scan_textures(); 00051 void get_textures(pset<TextureImage *> &result) const; 00052 00053 void pre_txa_file(); 00054 void match_txa_groups(const PaletteGroups &groups); 00055 void post_txa_file(); 00056 00057 const PaletteGroups &get_explicit_groups() const; 00058 PaletteGroup *get_default_group() const; 00059 const PaletteGroups &get_complete_groups() const; 00060 void clear_surprise(); 00061 bool is_surprise() const; 00062 00063 void mark_stale(); 00064 bool is_stale() const; 00065 00066 void build_cross_links(); 00067 void apply_properties_to_source(); 00068 void choose_placements(); 00069 00070 bool has_data() const; 00071 bool had_data() const; 00072 00073 void update_egg(); 00074 void remove_egg(); 00075 bool read_egg(bool noabs); 00076 void release_egg_data(); 00077 bool write_egg(); 00078 00079 void write_description(ostream &out, int indent_level = 0) const; 00080 void write_texture_refs(ostream &out, int indent_level = 0) const; 00081 00082 private: 00083 void remove_backstage(EggGroupNode *node); 00084 void rescan_textures(); 00085 00086 private: 00087 PT(EggData) _data; 00088 Filename _current_directory; 00089 Filename _source_filename; 00090 Filename _dest_filename; 00091 string _egg_comment; 00092 00093 typedef pvector<TextureReference *> Textures; 00094 Textures _textures; 00095 00096 bool _noabs; 00097 bool _first_txa_match; 00098 PaletteGroups _explicitly_assigned_groups; 00099 PaletteGroup *_default_group; 00100 PaletteGroups _complete_groups; 00101 bool _is_surprise; 00102 bool _is_stale; 00103 bool _had_data; 00104 00105 00106 // The TypedWritable interface follows. 00107 public: 00108 static void register_with_read_factory(); 00109 virtual void write_datagram(BamWriter *writer, Datagram &datagram); 00110 virtual int complete_pointers(TypedWritable **p_list, 00111 BamReader *manager); 00112 00113 protected: 00114 static TypedWritable *make_EggFile(const FactoryParams ¶ms); 00115 void fillin(DatagramIterator &scan, BamReader *manager); 00116 00117 private: 00118 // This value is only filled in while reading from the bam file; 00119 // don't use it otherwise. 00120 int _num_textures; 00121 00122 public: 00123 static TypeHandle get_class_type() { 00124 return _type_handle; 00125 } 00126 static void init_type() { 00127 TypedWritable::init_type(); 00128 Namable::init_type(); 00129 register_type(_type_handle, "EggFile", 00130 TypedWritable::get_class_type(), 00131 Namable::get_class_type()); 00132 } 00133 virtual TypeHandle get_type() const { 00134 return get_class_type(); 00135 } 00136 00137 private: 00138 static TypeHandle _type_handle; 00139 }; 00140 00141 #endif 00142