CCClippingNode裁剪功能
裁剪功能

//裁剪的区域形状CCSprite *area = CCSprite::create("/res/helloworld.png");//被裁剪的区域CCSprite *area1 = CCSprite::create("/res/helloworld.png");this->addChild(area);CCClipingNode *node = CCClipingNode::create(area);node->addChild(area1);node->setAlphaThreshold(0);//裁剪反转node->setInverted(true);addChild(node);