block
is the ItemsAdder block to spawn as decoration.bottom_blocks
property is used to decide the block types on which the decoration can spawn.biomes
property is used to decide the valid biomes in which the decoration can spawn.worlds
property decides the worlds in which the decoration can spawn.chance
is the change of a decoration to spawn in each chunk of the world.max_height
is the max world height where the decoration can spawn.min_height
is the min world height where the decoration can spawn.amount
is the amount of blocks to spawn in the decorations group, for example you can set 5 to make a group of 5 decorations spawn one attached to the other.position
is a property used to specify if the block must be on the cave SURFACE
or CEILING
.REAL_NOTE
, REAL_WIRE
REAL_TRANSPARENT
and REAL
blocks, depends on your needs.