请问这如何解决?
The type ‘cocos2d::extension::CCBone’ must implement the inherited pure virtual method ‘cocos2d::CCRGBAProtocol::updateDisplayedOpacity’
The type ‘cocos2d::extension::CCBone’ must implement the inherited pure virtual method ‘cocos2d::CCRGBAProtocol::setOpacity’
The type ‘cocos2d::extension::CCArmature’ must implement the inherited pure virtual method ‘cocos2d::CCRGBAProtocol::updateDisplayedOpacity’
The type ‘cocos2d::extension::CCArmature’ must implement the inherited pure virtual method ‘cocos2d::CCRGBAProtocol::setOpacity’
cocos2dx版本:Cocos2d-x_v2.1.4b
cocostudio版本:2.4.1