fill
fun fillBiome(level: Level, start: BlockPos, end: BlockPos, biome: Identifier, biomePredicate: (Holder<Biome>) -> Boolean)
Fill a region's biome using a predicate on biome holder.
Parameters
level
server-level to modify
start
start position
end
end position
biome
biome identifier to apply
biome
predicate to further filter biome application