Optionalpoints: Point3[]OptionalcheckLastWithFirst: booleanOptionaltolerance: numberThe points of the polyline, in order; at least three make a corner.
OptionalcheckWhen true, the polyline is closed and the corners at its first and last points are included.
OptionaltoleranceA segment shorter than this, or an angle within it of straight or folded back, gives a radius of 0.
A polyline's points for
point.maxFilletsHalfLineandpoint.safestPointsMaxFilletHalfLine, and whether it closes back on itself.