run Camera Fade
Plays a default full-screen fade (10/20/10 ticks) for player.
Plays a full-screen fade with the given fade-in/stay/fade-out durations (in ticks).
fun runCameraFade(player: Player, fadeIn: Int, stay: Int, fadeOut: Int, fullCameraFadeRunnable: Runnable?)
Plays a full-screen fade and runs fullCameraFadeRunnable at the darkest point (after fadeIn + stay/2 ticks) — handy for teleporting/updating the world while hidden.