cocos2d-x 定制显示区域

指定在sprite所存在的区域显示

超出范围隐藏

class TempNode : public cocos2d::CCNode
{
public:
TempNode(CCSprite* sprite)
: sprite_(sprite)
{

}

void visit()
{
if (!isVisible())
{
return;
}

glEnable(GL_SCISSOR_TEST);

float factor = CCDirector::sharedDirector()->getContentScaleFactor();

CCRect rect = sprite_->boundingBox();

glScissor((GLint)(rect.origin.x * factor), (GLint)(rect.origin.y * factor), (GLsizei)(rect.size.width * factor), (GLsizei)(rect.size.height * factor));

CCNode::visit();

glDisable(GL_SCISSOR_TEST);
}

CCSprite* sprite_;
};

转载于:https://www.cnblogs.com/beichenbaiyi/archive/2012/11/24/cocos2d-x%e5%ae%9a%e5%88%b6%e6%98%be%e7%a4%ba%e5%8c%ba%e5%9f%9f.html