five-on-it / packages/catalogue/src/city/lines / snap

Function: snap()

snap(points, target, reach?): Pt[] | undefined

Defined in: packages/catalogue/src/city/lines.ts:395

A polyline whose last point lies on target: cut where it first crosses it walking back from its end, else its last segment stretched (up to reach metres) until it meets it. Nothing when it neither crosses nor reaches.

Parameters

points

readonly Pt[]

target

readonly Pt[]

reach?

number = REACH

Returns

Pt[] | undefined