OptionalcolorColor applied at the edges (default [0, 0, 0]).
OptionalintensityDarkening intensity (0 = off, default 0).
OptionalradiusInner radius of the vignette in UV coordinates (default 0.72).
OptionalsoftnessFeather/softness of the vignette edge (default 0.35).
Configures vignette (screen-edge darkening).