// https://dataswamp.org/~incal/bad-el/src/glsl/bad-glsl.h #pragma once #include int main (int, char**); GLuint compile_shader (GLenum, const char*); void sdl_opengl_init (); void sdl_opengl_init_triangle (); void sdl_opengl_quit (); void sdl_opengl_clear (); void sdl_opengl_draw ();