ConcentricRings makes minecraft:concentric_rings ConcentricRings(salt, distance, spread, count, preferred_biomes, frequency_reduction_method?, frequency?, exclusion_zone?, locate_offset?)
salt int 0.. distance int 0..1023 spread int 0..1023 count int 1..4095 preferred_biomes biome id | #biome tag | list of biome ids frequency_reduction_methodoptional FrequencyReductionMethod frequencyoptional number 0..1 exclusion_zoneoptional ExclusionZone locate_offsetoptional list of int -16..16 (exactly 3)
RandomSpread makes minecraft:random_spread RandomSpread(salt, spacing, separation, frequency_reduction_method?, frequency?, exclusion_zone?, locate_offset?, spread_type?)
salt int 0.. spacing int 0..4096 Average distance in chunks between two structures of this type.
separation int 0..4096 Minimum distance in chunks between two structures of this type.
frequency_reduction_methodoptional FrequencyReductionMethod frequencyoptional number 0..1 exclusion_zoneoptional ExclusionZone locate_offsetoptional list of int -16..16 (exactly 3) spread_typeoptional SpreadType