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Chapter 9. Animation with Motion Tweening > Rotating and Spinning Graphics

Rotating and Spinning Graphics

You cannot create tweens of rotating and spinning graphics quite as simply as you create the types of tweens presented in the preceding exercises, because you can’t describe rotation accurately with just two keyframes.

Imagine, for example, trying to rotate the pointer of a compass 180 degrees so that it turns from pointing north to pointing south. The initial keyframe contains the pointer pointing up; the ending keyframe contains the pointer pointing down. But how should the pointer move to reach that position?


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