RhinoCommon API
BrepFaceSurfaceIndex Property |
Surface index of the 3d surface geometry used by this face or -1
Namespace: Rhino.Geometry
Assembly: RhinoCommon (in RhinoCommon.dll)

Property Value
Type: Int32
Rhino for Mac
Supported in: 5.4Rhino for Windows
Supported in: 6.14