src/video/texture_manager.hpp

   1 #ifndef __IMAGE_TEXTURE_MANAGER_HPP__
   2 #define __IMAGE_TEXTURE_MANAGER_HPP__
   3
   4 #include <GL/gl.h>
   5 #include <string>
   6 #include <vector>
   7 #include <map>
   8 #include <set>
   9
  10 class Texture;
  11 class ImageTexture;
  12
  13 class TextureManager
  14 {
  15 public:
  16   TextureManager();
  17   ~TextureManager();
  18
  19   ImageTexture* get(const std::string& filename);
  20
  21   void register_texture(Texture* texture);
  22   void remove_texture(Texture* texture);
  23
  24   void save_textures();
  25   void reload_textures();
  26
  27 private:
  28   friend class ImageTexture;
  29   void release(ImageTexture* texture);
  30
  31   typedef std::map<std::string, ImageTexture*> ImageTextures;
  32   ImageTextures image_textures;
  33
  34   ImageTexture* create_image_texture(const std::string& filename);
  35
  36   typedef std::set<Texture*> Textures;
  37   Textures textures;
  38
  39   struct SavedTexture
  40   {
  41     Texture* texture;
  42     int width;
  43     int height;
  44     char* pixels;
  45     int border;
  46
  47     int min_filter;
  48     int mag_filter;
  49     int wrap_s;
  50     int wrap_t;
  51   };
  52   std::vector<SavedTexture> saved_textures;
  53
  54   void save_texture(Texture* texture);
  55 };
  56
  57 extern TextureManager* texture_manager;
  58
  59 #endif
  60