Returns the mid point of an arc curve object.
rhinoscriptsyntax.ArcMidPoint (curve_id, segment_index=-1)
rhinoscript.curve.ArcMidPoint (curve_id, segment_index=-1)
curve_id |
Required. String or Guid representing the identifier for the curve |
segment_index |
Optional. Number. If curve_id identifies a polycurve object, then segment_index identifies the curve segment of the polycurve to query. |
Point3d |
The 3-D mid point of the arc if successful. |
None |
If not successful, or on error. |
import rhinoscriptsyntax as rs
id = rs.GetObject("Select arc")
if rs.IsArc(id):
point = rs.ArcMidPoint(id)
rs.AddPoint(point)