Deleting Points
You can delete interpolation points and control points.
Interpolation points
To delete an interpolation point on a spline:
1. Make sure the interpolation points are visible; press SHOW POINTS
2. Pick DEL I PNT.
3. Identify the spline you want to delete points from.
4. Pick the interpolation point you want to delete.
When you delete an interpolation point, the shape of the spline changes accordingly.
Control Points
To delete a control point from a control polygon:
1. Pick DEL C PNT.
2. Identify the spline you want to delete points from.
3. Pick the control point you want to delete.
When you delete a control point, the shape of the spline changes accordingly.