CLASS bgr net/minecraft/world/ExtendedBlockView
	METHOD a getLightLevel (Lbhs;Lev;)I
		ARG 1 type
	METHOD b getLightmapIndex (Lev;I)I
		ARG 1 pos
	METHOD c getBiome (Lev;)Lbig;
	METHOD f isSkyVisible (Lev;)Z
