OptionalcolorHex/rgb/named color string, parsed by parseColor. Falls back to a viewer default.
Stable pick key. Both meshes and items synthesize it as ${sourceComponentId}:${originalIndex}.
Layer path for grouping in the scene manager (e.g. "Structure/Walls").
OptionalmetadataArbitrary key-value pairs from the GH Metadata input.
Human label (e.g. "North wall"). Distinct from id — renaming must not change identity.
OptionalopacityOpacity 0–1. Omitted means fully opaque.
World position in Rhino Z-up; the shared Rhino→Three transform is applied on parse.
A single point, shipped raw (no rhino3dm decode), rendered as one vertex of a
THREE.Points.