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I'm Unsatisfied with Easing Functions

You've probably encountered easing functions before. If you're a creative coder, you've likely heard of them or used them.

They're a set of things to think about as you animate to help bring characters believably to life (or, as rules to break at opportune moments for shock or comedy.) In traditional animation, the principles are just guidelines; you still end up creating new unique motion each time based on what acting the scene calls for. Another paper describes an approach that breaks from easing functions: use the convolution of the original motion with a Laplacian-of-Gaussian filter that adds an anticipation and overshoot.

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