sdl_eventlop.c

  
  bool quit = false;
	SDL_Event e;
	Uint32 tick = SDL_GetTicks(), lastTick = tick;
	while (!quit) {
	  SDL_SetRenderDrawColor(ren, 0, 0, 0, 255);
		SDL_RenderClear(ren);
		// Processing, drawing, advance time, etc...
		
		while (SDL_PollEvent(&e)) {
			if (e.type == SDL_QUIT)
				quit = true;

			if (e.type == SDL_KEYDOWN) {
				switch (e.key.keysym.sym) {
				case SDLK_ESCAPE:
				{
					quit = true;
					break;
				}
				}
			}
			
			SDL_RenderPresent(ren);
			// Delays for fake-vsync, etc...
		}
	SDL_DestroyRenderer(ren);
	SDL_DestroyWindow(win);
	SDL_Quit();