Regions

Region Membership

Exact 0/1 membership of the final XYZ region selection, queried by Region Output query keys.

density.region_membership

Region MembershipRegion keys

Inputs and outputs

NameTypeDefaultWhat it changes
Settings
Region keysText""
Output
OutputDensity

Good to know

Query keys

Set queryKey on Region Output, then enter one or more comma-separated regionKeys here. Repeated keys intentionally form a union, including reused group instances. Keys are case-sensitive letters, digits, underscore, dash, dot, colon or slash (maximum 128 characters). Names and folders never bind queries. Unknown or empty targets are errors.

Downstream field

Returns 1 inside the selected union and 0 outside, including air and vertical layers. Use for terrain, material, appearance or placement masks. It must not drive Choose Region itself: querying the classifier from its own inputs is circular. Coordinate transforms query at the transformed XYZ; use world coordinates for ownership masks.

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