CLASS cew net/minecraft/world/gen/chunk/FlatChunkGeneratorLayer FIELD a blockState Lbuw; FIELD b thickness I FIELD c startY I METHOD (ILbly;)V ARG 1 thickness ARG 2 block METHOD a getThickness ()I METHOD a setStartY (I)V ARG 1 startY METHOD b getBlockState ()Lbuw; METHOD c getStartY ()I