Every material in a set, in render order — the canonical iteration order for per-frame uniform pushes (time, light tint, cloud shadows) and disposal. Sets built by hand may leave layers out, so entries can be undefined.
Every material in a set, in render order — the canonical iteration order for per-frame uniform pushes (time, light tint, cloud shadows) and disposal. Sets built by hand may leave layers out, so entries can be undefined.