extern void (*gfx_cull_face)(Gfx_cull_face cf);
extern void (*gfx_reshape)(int width, int height);
extern void (*gfx_wireframe)(bool enable);
extern void (*gfx_cull_face)(Gfx_cull_face cf);
extern void (*gfx_reshape)(int width, int height);
extern void (*gfx_wireframe)(bool enable);
Texture *gfx_create_texture();
ShaderProgram *gfx_create_shader_program();
Shader *gfx_create_shader();
Texture *gfx_create_texture();
ShaderProgram *gfx_create_shader_program();
Shader *gfx_create_shader();