1 #if !defined(PGOPENGL_H)
4 /** This header includes definitions of Opengl functions as pointer types for
5 ** use with the SDL function SDL_GL_GetProcAddress.
9 #define GL_APIENTRY __stdcall
14 typedef void (GL_APIENTRY *GL_glReadPixels_Func)(int, int, int, int, unsigned int, unsigned int, void*);
16 typedef void (GL_APIENTRY *GL_glViewport_Func)(int, int, unsigned int, unsigned int);