CLASS btd net/minecraft/world/level/storage/AlphaChunkDataArray
	FIELD a data [B
	FIELD b zOffset I
	FIELD c xOffset I
	METHOD <init> ([BI)V
		ARG 1 data
		ARG 2 yCoordinateBits
	METHOD a get (III)I
		ARG 1 x
		ARG 2 y
		ARG 3 z
