cocos2d/cocos2d-x — pull request #6425 by cocosQA (2014-04-28 08:17:39+00:00)
Title: [ci skip]Auto culling support for Label class

I moved the culling test function from Sprite up to the Node class. Label is now using the same test as Sprite to skip Labels that are offscreen. Only complete Labels will be tested and not single characters.