Gradually change Alpha of Canvas Group.
|Update Method||Execute callback type.
|Curve||Change curve of applicability with respect to time|
|Use Realtime||Flag to progress in real time without the influence of Time.timeScale.|
|Repeat Until Transition||Number of repetitions until the transition (Loop, PingPong only)|
|Target||CanvasGroup of interest.|
|Tween Move Type||Whether the relative change from the start state.
|Next State||Transition destination after time.
(In the case of Loop and Pingpong, to transition from repeated as many times as specified in the Repeat Until Transition)
Transition Method : Update, FixedUpdate