iphone - Is there a way to set the number of animation steps for CABasicAnimation? -

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i want create animation interpolates property 2 seconds , 20 frames (presentation layers) have generated coreanimation framework. know how provide duration explicit animation property have change in order particular number of frames calculated interpolation process?

thanks in advance.

core animation works using interpolation--calculating intermediate values in between key values specify. if it's keyframe animation, interpolates between number (n) of values in values array. if it's basic animation, interpolates between 2 values--your start , end values. if want change frame rate of animation instance go through how change frame rate of core animation instance?


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