CLASS ckp net/minecraft/world/chunk/light/SkyLightStorage CLASS ckp$a Data FIELD b defaultHeight I FIELD c heightMap Lit/unimi/dsi/fastutil/longs/Long2IntOpenHashMap; FIELD k DIRECTIONS_SKYLIGHT [Lfa; FIELD p hasSkyLightUpdates Z METHOD (Lbxh;)V ARG 1 chunkProvider METHOD a isAboveMinimumHeight (I)Z ARG 1 blockY METHOD e checkForUpdates ()V METHOD i (J)V ARG 1 blockPos