iphone - How to duplicating perspective zoom home screen feature in iOS? -


as know, ios 8 having perspective zoom feature in home screen zooms depend on angle of device , how moves.

i want duplicate feature inside app. found question find out angle of device here.

how can determine angle of device?

measuring tilt angle cmmotionmanager

i need discuss ideas zoom image depend on angle of device. appreciated.

edit: duplicate of question: ios 7 parallax effect in view controller

thanks help.

that feature called 'parallax effect' , there built-in support in cocoa touch it. don't need re-invent wheel add effect apps. search web information on uiinterpolatingmotioneffect. here, in particular, apple's brief documentation on it.


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