Trellis

3 components in Gemset › Trellis.

Trellis

Creates a trellis gemset from a GemObject

Nickname: Trellis · Tab: Gemset › Trellis

Inputs

Name	Nickname	Type	Access	Default	Description
Gem	Gem	GemObject	item	—	Gem object to create the trellis for
Prongs Params (optional)	Prongs	Generic	item	—	Prong parameters for the trellis
Upper Rail Params (optional)	Upper Rail	Generic	item	—	Upper rail parameters for the trellis
Ring Curve (optional)	Ring Curve	Curve	item	—	Optional ring curve. If omitted, a default circle is built from the Diameter.
Diameter (optional)	Diameter	Number	item	17.35	Ring (finger) diameter used to build the default ring curve when none is supplied
Curve Vertical Separation (optional)	Curve Vert. Sep.	Number	item	5.60	Vertical gap between the gem girdle and the top of the default ring curve
Rotate 90 (optional)	Rotate 90	Boolean	item	false	Rotate the whole gemset 90 degrees around the gem table normal
Trellis JSON (optional)	JSON	Text	item	—	JSON representation of a TrellisGemset
Computation Mode (optional)	Computation Mode	Text	item	RENDER	Computation mode: RENDER or MANUFACTURING. Defaults to RENDER.
Rail Diameter (optional)	Rail Diameter	Number	item	5.20	Legacy upper rail diameter (moved here from the Upper Rail params)

Outputs

Name	Nickname	Type	Access	Description
Breps	Breps	Brep	list	Brep parts of the trellis
Magnet Top	Magnet Top	Plane	item	Top center of the bounding box
Magnet Bottom	Magnet Bot.	Plane	item	Bottom center of the bounding box
Magnet North	Magnet North	Plane	item	North center of the bounding box
Magnet South	Magnet South	Plane	item	South center of the bounding box
Magnet West	Magnet West	Plane	item	West center of the bounding box
Magnet East	Magnet East	Plane	item	East center of the bounding box
Taxonomy	Taxonomy	Generic	item	Trellis taxonomy dictionary (reader-compatible keys)

Trellis - Prongs Parameters

Define the prong parameters for a trellis gemset

Nickname: Trellis Prongs · Tab: Gemset › Trellis

Inputs

Name	Nickname	Type	Access	Default	Description
Prongs Diameter	Prongs Diameter	Number	item	1.05	Prong tube diameter
Gem Inside	Gem Inside	Number	item	0.0	Radial offset of the prong top from the girdle
Over Girdle	Over Girdle	Number	item	0.0	Prong height over the girdle
Bend Inside	Bend Inside	Number	item	0.30	How far the prong bends inward
Bulge Start 1	Bulge Start 1	Number	item	1.60	First bulge start
Bulge End 1	Bulge End 1	Number	item	2.70	First bulge end
Bulge Start 2	Bulge Start 2	Number	item	1.55	Second bulge start
Bulge End 2	Bulge End 2	Number	item	2.70	Second bulge end
Birth Separation Y	Birth Separation Y	Number	item	-0.05	Y separation at the prong birth
Opening Angle	Opening Angle	Number	item	52.0	Opening angle of the trellis (deg)
Middle Offset 1	Middle Offset 1	Number	item	-0.40	First middle control offset
Middle Offset 2	Middle Offset 2	Number	item	-2.25	Second middle control offset
Top Vertical	Top Vertical	Number	item	0.0	Vertical offset of the prong top
Mode	Mode	Text	item	CIRCLE	Prong mode: CIRCLE or CLAW
Bottom Profile	Bottom Profile	Text	item	CIRCLE	Bottom section profile: CIRCLE or SQUARE
Bottom Width	Bottom Width	Number	item	1.05	Bottom section width (Square profile)
Bottom Height	Bottom Height	Number	item	1.05	Bottom section height (Square profile)
Ring Separation Y	Ring Separation Y	Number	item	0.0	Symmetric Y separation of the prong landing points
Face Tangent	Face Tangent	Boolean	item	false	Prong faces the girdle tangent (ON) or the gem centre (OFF)
Claw Cap Distance	Claw Cap Distance	Number	item	0.0	Claw: apex toward the gem centre
Claw Cap Height	Claw Cap Height	Number	item	0.0	Claw: apex along the gem axis
Claw Tip Width	Claw Tip Width	Number	item	0.0	Claw: apex thickness fraction
Claw Tip Smoothness	Claw Tip Smoothness	Number	item	0.0	Claw: body to cap transition smoothness
Extension For Manufacturing	Extension For Manufacturing	Number	item	0.50	Extra prong material above the gem (Manufacturing only)
Connector (optional)	Connector	Generic	item	—	Dictionary from the Reader Connector output. Individual inputs override.

Outputs

Name	Nickname	Type	Access	Description
Prongs Parameters	Prongs	Generic	item	Prong parameters for a trellis gemset

Trellis - Upper Rail Parameters

Define the upper rail parameters for a trellis gemset

Nickname: Trellis Upper Rail · Tab: Gemset › Trellis

Inputs

Name	Nickname	Type	Access	Default	Description
Enable	Enable	Boolean	item	true	Enable the upper rail
Mode	Mode	Text	item	CIRCLE	Rail mode: CIRCLE or CUSTOM
Width	Width	Number	item	1.50	Rail width
Height	Height	Number	item	1.20	Rail height
Height Under Girdle	Height Under Girdle	Number	item	1.45	Rail height under the girdle
External X	External X	Number	item	7.50	Outer X dimension of the rail (mm)
External Y	External Y	Number	item	0.0	Outer Y dimension (0 = uniform with X)
Offset Y	Offset Y	Number	item	0.0	Shift the rail centerline along Y
Rotation	Rotation	Number	item	0.0	Rail rotation
Chamfer	Chamfer	Boolean	item	false	Apply a chamfer to the rail
Chamfer Offset	Chamfer Offset	Number	item	0.0	Chamfer offset
Connector (optional)	Connector	Generic	item	—	Dictionary from the Reader Connector output. Individual inputs override.

Outputs

Name	Nickname	Type	Access	Description
Upper Rail Parameters	Upper Rail	Generic	item	Upper rail parameters for a trellis gemset