Surface index of the 3d surface geometry used by this face or -1

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

C#

public int SurfaceIndex { get; }

VB

Public ReadOnly Property SurfaceIndex As Integer
	Get

Type: Int32

Supported in: 6.0.16224.21491, 5D58w

BrepFace Class
Rhino.Geometry Namespace