ClusterSpot

Where one clump goes, usually from spotsAlong on a twig.

Properties

Property	Type	Description	Defined in
`dir`	`Vec3`	Direction to push the clump along, usually the twig's heading.	cluster.ts:18
`p`	`Vec3`	Centre of the clump, before the outward push.	cluster.ts:16
`radius`	`number`	-	cluster.ts:19

ClusterResult

What placeClusters wrote.

FacetOptions

Where facet cuts: the mass's extents, how many planes, and how deep each one bites.