ITrellisGemset

Returned by TrellisGemsetApi — the trellis setting: crossing prongs (the trellis “X”) descending from the gem girdle to the ring curve. Read-only — no setters. Adds to IGemSetting:

Member	Meaning
ProngsDiameter	Diameter of the crossing prongs, mm
OpeningAngle	Opening angle of the trellis “X”, degrees
CurveVerticalSeparation	Vertical gap between the gem girdle plane and the top of the auto-generated default ring curve — only meaningful when no ring curve was selected
UpperRailEnabled	Whether the upper rail wrapping the gem under the girdle is present
RingCurveId	Rhino id of the ring curve the trellis was built on, or Guid.Empty when the auto-generated default curve under the gem was used