CavePrefabValue

SeedIndex

The preserved index used to replay the legacy cave-prefab seed. Keep converted values unique and nonnegative.

Type information: (Nullable) Integer

Prefab

The prefab references available to this entry.

Type information: (Nullable) Array of String

Weight

The selection weights corresponding by index to Prefab entries. The default weight is 1.

Type information: (Nullable) Array of Number

Config

The placement configuration for this cave-prefab entry.

Type information:

(Nullable)

CavePrefabConfigValue with the following properties:

Key Type Description

Rotations

(Nullable) Array of String

The allowed prefab rotations. If absent, all rotations are allowed.

Placement

(Nullable) String

The cave surface used for prefab placement. The default is the cave placement default.

BiomeMask

(Nullable) Array of String

The optional biome rules allowed for cave-prefab placement.

Mask

(Nullable) Either String or BlockMask

Reference to a BlockMask asset

The optional Replacement block mask key or inline asset used for placement.

MaskCacheKey

(Nullable) String

The optional cache key shared by equivalent placement masks.

Iterations

(Nullable) Type 0

The random number of placement attempts. The default is 5.

Displacement

(Nullable) Type 0

The random coordinate displacement in blocks. The default is zero.

NoiseMask

(Nullable)

NoiseConditionValue

NoiseConditionValue with the following properties:

Key	Type	Description
Noise	(Nullable) Either `String` or NoiseAsset Reference to a NoiseAsset asset	The noise evaluated by this condition.
Threshold	(Nullable) Type 1	The accepted noise value or ranges.

The optional noise condition for placement.

HeightThreshold

(Nullable) Either

BasicHeightThresholdValue

BasicHeightThresholdValue with the following properties:

Key	Type	Description
Type	Constant value: `Basic`	This field controls the type, it must be set to the constant value "Basic" to function as this type.
Positions	(Nullable) Array of `Integer`	The ordered world Y coordinates for height interpolation. The array must match Values in length.
Values	(Nullable) Array of `Number`	The condition values at corresponding Positions entries. The array must match Positions in length.

NoiseHeightThresholdValue

NoiseHeightThresholdValue with the following properties:

Key	Type	Description
Type	Constant value: `Noise`	This field controls the type, it must be set to the constant value "Noise" to function as this type.
Noise	(Nullable) Either `String` or NoiseAsset Reference to a NoiseAsset asset	The noise that selects a nested height threshold.
Keys	(Nullable) Array of `Number`	The ordered noise values mapped to Thresholds entries. The array must match Thresholds in length.
Thresholds	(Nullable) Array of the type: IndexedHeightThresholdValue	The height thresholds corresponding by index to Keys entries.

The optional world-height condition for placement.

Notes:

Types referenced by this type

Type 0

Any of these:

Type

Number

Array of Number

Map of the following:

Map

Key	Type
any `String`	`anything`

Type 1

Any of these:

Type
`Number`
Array of `Number`
Type 2

Type 2

Any of these:

Type
`Number`
Array of `Number`
Array of Array of `Number`

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