Required exactly when the document declares extras.madi.hierarchy.
"geometry-only" is the declaration a caller makes when it decodes
geometry and never reads the assembly tree -- the Worker that decodes
ranges, for instance. The tree then comes back empty rather than holding
the retained nodes, because a partial tree presented as a whole one is the
failure this option exists to keep visible.
Required exactly when the document declares
extras.madi.hierarchy."geometry-only"is the declaration a caller makes when it decodes geometry and never reads the assembly tree -- the Worker that decodes ranges, for instance. The tree then comes back empty rather than holding the retained nodes, because a partial tree presented as a whole one is the failure this option exists to keep visible.