Add a new curve on face to the brep

Namespace: Rhino.Geometry.Collections
Assembly: RhinoCommon (in RhinoCommon.dll) Version: Rhino 6.0

C#

public BrepTrim AddCurveOnFace(
	BrepFace face,
	BrepEdge edge,
	bool rev3d,
	int curve2dIndex
)

VB

Public Function AddCurveOnFace ( 
	face As BrepFace,
	edge As BrepEdge,
	rev3d As Boolean,
	curve2dIndex As Integer
) As BrepTrim

face

Type: Rhino.Geometry.BrepFace
face that curve lies on

edge

Type: Rhino.Geometry.BrepEdge
3d edge associated with this curve on surface

rev3d

Type: System.Boolean
true if the 3d edge and the 2d parameter space curve have opposite directions.

curve2dIndex

Type: System.Int32
index of 2d curve in face's parameter space

Type: BrepTrim
new trim that represents the curve on surface

You should set the trim's tolerance and iso values.

Supported in: 6.0.16224.21491, 5D58w

BrepTrimList Class
Rhino.Geometry.Collections Namespace