Options that can be used to overwrite default options when calling TweenSignal.setOptions, WritableTweenSignal.set, or WritableTweenSignal.update.
Optional
A delay before starting.
If not provided then a default of 400 is used.
An easing function that distorts progress.
A function used to determine the intermediate value
Options that can be used to overwrite default options when calling TweenSignal.setOptions, WritableTweenSignal.set, or WritableTweenSignal.update.