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