cocos2d-x中 怎样获得CCSPrite某一像素的颜色？

Cocos2d-x
#1

cocos2d-x中 怎样获得CCSPrite某一像素的颜色？或者判断某一像素是否透明？ 请大神帮忙解答一下

#2

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ckvir 发表于 2013-4-12 01:13 url

http://stackoverflow.com/questions/11685517/how-to-get-rgba-color-of-a-specific-pixel-in-ccsprite

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thank you!!!

#3

http://stackoverflow.com/questions/11685517/how-to-get-rgba-color-of-a-specific-pixel-in-ccsprite