input events are now still pumped during frame downtime

src/engine.c

@@ -88,6 +88,7 @@ int _engine_run() {
 		do {
 			timespec_get(&next_time, TIME_UTC);
 			_delta_time = timespec_to_sec(next_time) - timespec_to_sec(start_last_frame);
+			SDL_PumpEvents();
 		} while(_delta_time < _min_frame_interval);
 	}
 	return 0;