Started working on figuring out how to properly support full screen and

high DPI

src/Renderer.c

@@ -32,6 +32,10 @@ bool init_renderer(Renderer *renderer, SDL_Window *window) {
   return renderer->SDL_base_renderer ? true : false;
 }
 
+void get_drawable_size(Renderer *renderer, int32_t *w, int32_t *h) {
+  SDL_GetRendererOutputSize(renderer->SDL_base_renderer, w, h);
+}
+
 void render_clear(const Renderer *renderer, SDL_Color color) {
   if (!renderer || !(renderer->SDL_base_renderer)) {
     return;