[Community Project] WIP Weather & Water Shader

0 = 0 || 360 0.25 == 90d 0.5 == 180d 0.75 == 270d.

Think how much of a complete 360d rotation are you doing. Or in other words. Map range 0-360 to 0-1

Think of a UMG slider. 0-1 = 0-100%