/// <summary> /// Allows the game to run logic such as updating the world, /// checking for collisions, gathering input, and playing audio. /// </summary> /// <param name="gameTime">Provides a snapshot of timing values.</param> protected override void Update(GameTime gameTime) { // Allows the game to exit if (GamePad.GetState(PlayerIndex.One).Buttons.Back == ButtonState.Pressed) { this.Exit(); } // TODO: Add your update logic here switch (gameState) { case GameStates.TitleScreen: break; case GameStates.Playing: starField.Update(gameTime); break; case GameStates.PlayerDead: break; case GameStates.GameOver: break; } base.Update(gameTime); }