摘要： 描述：用CoreMontion加速计控制小球的运动，通过屏幕触摸，暂停和恢复。步骤1. 添加MontionManager和CADisplayLink- (void)viewDidLoad{ [super viewDidLoad]; // 添加小球 UIImage *image = [UIImage imageNamed:@"black"]; _ball = [[UIImageView alloc] initWithImage:image]; _ball.center = self.view.center; [self.view addSubview:... 阅读全文