Adds points to the list of osnap points.
Namespace: Rhino.Input.Custom
Assembly: RhinoCommon (in RhinoCommon.dll)
**Since:**5.0
public int AddSnapPoints( Point3d[] points)
points
Type:. Rhino.Geometry.Point3d. An array of points to snap onto.
Type:Int32 Total number of snap points.
When point osnap is enabled, GetPoint will snap to points in the Rhino model. If you want the user to be able to snap to additional points, then use GetPoint::AddSnapPoints to specify the locations of these additional points.