source/renderpass.h

   1 #ifndef MSP_GL_RENDERPASS_H_
   2 #define MSP_GL_RENDERPASS_H_
   3
   4 #include <msp/core/refptr.h>
   5 #include <msp/datafile/objectloader.h>
   6 #include "bindable.h"
   7
   8 namespace Msp {
   9 namespace GL {
  10
  11 class Material;
  12 class Program;
  13 class ProgramData;
  14 class TexEnv;
  15 class Texture;
  16 class Texturing;
  17
  18 /**
  19 Encapsulates the data that determines the appearance of a rendered surface.
  20 This includes shader and data for it, material and texturing.
  21
  22 XXX Does not delete inline texture from datafiles properly
  23 */
  24 class RenderPass
  25 {
  26 public:
  27         class Loader: public DataFile::CollectionObjectLoader<RenderPass>
  28         {
  29         public:
  30                 Loader(RenderPass &);
  31                 Loader(RenderPass &, Collection &);
  32
  33         private:
  34                 void init();
  35                 void material_inline();
  36                 void material(const std::string &);
  37                 void texunit(unsigned);
  38                 void texunit_named(unsigned, const std::string &);
  39                 void uniforms();
  40         };
  41
  42 private:
  43         struct TextureLoader: public DataFile::CollectionObjectLoader<Texturing>
  44         {
  45         private:
  46                 unsigned index;
  47                 RefPtr<Texture> tex;
  48                 RefPtr<TexEnv> env;
  49
  50         public:
  51                 TextureLoader(Texturing &, unsigned, Collection *);
  52         private:
  53                 virtual void finish();
  54
  55                 void texenv();
  56                 void texture(const std::string &);
  57                 void texture2d();
  58         };
  59
  60         Program *shprog;
  61         ProgramData *shdata;
  62         RefPtr<const Material> material;
  63         Texturing *texturing;
  64         std::map<std::string, unsigned> tex_names;
  65
  66         RenderPass &operator=(const RenderPass &);
  67 public:
  68         RenderPass();
  69         RenderPass(const RenderPass &);
  70         ~RenderPass();
  71
  72         const Program *get_shader_program() const { return shprog; }
  73         const ProgramData *get_shader_data() const { return shdata; }
  74         void set_material(const Material *);
  75         const Material *get_material() const { return material.get(); }
  76         void set_texture(unsigned, const Texture *);
  77         const Texturing *get_texturing() const { return texturing; }
  78         int get_texture_index(const std::string &) const;
  79 };
  80
  81 } // namespace GL
  82 } // namespace Msp
  83
  84 #endif