Returns the starting velocity to use for any final animations.
- iOS 10.0+
- Mac Catalyst 13.0+
- tvOS 10.0+
The completion velocity for the view controller transition. A value of
1 corresponds to an animation that would complete in the duration returned by the
transition method. Higher values cause the animations to move faster by the corresponding factor and lower values cause it to move slower. The value of this property is always greater than
The completion velocity provides the starting speed to use at the end of an interactive animation. Setting the initial speed of your animations ensures that views do not change velocity abruptly. This value is usually obtained from the
completion property of the interactive animator object.