public void Tick() { Network.NetworkTick(); if (_isPlaying) { _RenderSystem.Tick(Time._DeltaTime); _GamePlayManager.Tick(); if (Input.GetKeyDown(Key.F11)) { if (Window.Instance.WindowState == WindowState.Fullscreen) { Window.Instance.WindowState = WindowState.Normal; } else { Window.Instance.WindowState = WindowState.Fullscreen; } } } else//Menu Update { _MainMenu.Tick(); } }