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Replaces a specified portion of one or more Minecraft biomes.
Biome Replace Biomes Properties
| Name | Default Value | Type | Description |
|---|---|---|---|
| replacements | not set | Array of Replacements items | List of biome replacement configurations. |
replacements
List of biome replacement configurations. Retroactively adding a new replacement to the front of this list will cause the world generation to change. Please add any new replacements to the end of the list. Check that there is at least one value in the array, that there are no duplicates, and that the dimension is either minecraft:overworld or minecraft:nether.
Biome Replacement
Represents the replacement information used to determine the placement of the overriding biome.
Note
Custom partial biome replacement is available without experimental toggle in 1.21.110.
Note
This item requires a format version of at least 1.21.110.
Biome Replacement Properties
JSON path: replacements
| Name | Default Value | Type | Description |
|---|---|---|---|
| amount | not set | Decimal number | Noise value used to determine whether or not the replacement is attempted, similar to a percentage. Must be in the range (0.0, 1.0]. Value must be <= 1. Value must be > 0. |
| dimension | not set | String | Dimension in which this replacement can happen. Can be either 'minecraft:overworld' or 'minecraft:nether'. |
| noise_frequency_scale | not set | Decimal number | Scaling value used to alter the frequency of replacement attempts. |
| targets | not set | Array of strings | Biomes that are going to be replaced by the overriding biome. Target biomes must not contain namespaces. Value must have at least 1 items. |
noise_frequency_scale
Scaling value used to alter the frequency of replacement attempts. A lower frequency will mean a bigger contiguous biome area that occurs less often. A higher frequency will mean smaller contiguous biome areas that occur more often. Must be in the range (0.0, 100.0]. Value must be <= 100. Value must be > 0.