abs(velocity / distance left to travel) * spring animation duration You’re welcome. That one took me a while.
@21x9 Math. https://github.com/thoughtbot/locus-control/blob/master/app/assets/javascripts/services/frame_control.js.coffee#L75-L79 … https://github.com/thoughtbot/locus-control/blob/master/app/assets/javascripts/services/rotation_control.js.coffee#L19-L25 … https://github.com/thoughtbot/locus-control/blob/master/app/assets/javascripts/services/camera.js.coffee#L26-L37 …