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txaLine.h
00001 // Filename: txaLine.h
00002 // Created by:  drose (30Nov00)
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 TXALINE_H
00016 #define TXALINE_H
00017 
00018 #include "pandatoolbase.h"
00019 
00020 #include "paletteGroups.h"
00021 
00022 #include "globPattern.h"
00023 #include "eggTexture.h"
00024 #include "eggRenderMode.h"
00025 
00026 #include "pvector.h"
00027 
00028 class PNMFileType;
00029 class EggFile;
00030 class TextureImage;
00031 
00032 ////////////////////////////////////////////////////////////////////
00033 //       Class : TxaLine
00034 // Description : This is a single matching line in the .txa file.  It
00035 //               consists of a list of names (texture names or egg
00036 //               file names), followed by a colon and an optional size
00037 //               and a set of keywords.
00038 ////////////////////////////////////////////////////////////////////
00039 class TxaLine {
00040 public:
00041   TxaLine();
00042 
00043   bool parse(const string &line);
00044 
00045   bool match_egg(EggFile *egg_file) const;
00046   bool match_texture(TextureImage *texture) const;
00047 
00048   void output(ostream &out) const;
00049 
00050 private:
00051   typedef pvector<GlobPattern> Patterns;
00052   Patterns _texture_patterns;
00053   Patterns _egg_patterns;
00054 
00055   enum SizeType {
00056     ST_none,
00057     ST_scale,
00058     ST_explicit_2,
00059     ST_explicit_3
00060   };
00061 
00062   SizeType _size_type;
00063   PN_stdfloat _scale;
00064   int _x_size;
00065   int _y_size;
00066   int _num_channels;
00067   EggTexture::Format _format;
00068   bool _force_format;
00069   bool _generic_format;
00070   bool _keep_format;
00071   EggRenderMode::AlphaMode _alpha_mode;
00072   EggTexture::WrapMode _wrap_u, _wrap_v;
00073   EggTexture::QualityLevel _quality_level;
00074 
00075   int _aniso_degree;
00076   bool _got_margin;
00077   int _margin;
00078   bool _got_coverage_threshold;
00079   double _coverage_threshold;
00080 
00081   enum Keyword {
00082     KW_omit,
00083     KW_nearest,
00084     KW_linear,
00085     KW_mipmap,
00086     KW_cont,
00087     KW_anisotropic
00088   };
00089 
00090   typedef pvector<Keyword> Keywords;
00091   Keywords _keywords;
00092 
00093   PaletteGroups _palette_groups;
00094 
00095   PNMFileType *_color_type;
00096   PNMFileType *_alpha_type;
00097 };
00098 
00099 INLINE ostream &operator << (ostream &out, const TxaLine &line) {
00100   line.output(out);
00101   return out;
00102 }
00103 
00104 #endif
00105 
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