Share Email Facebook Twitter LinkedIn 3D Curve Editing To edit a curve in 3D: Select the curve. The 3D curve editing options are displayed on the Curve Tools tab. Edit the curve using the following options: Point Add Merge & Spline Delete Point Closed Smooth Append Reverse Renumber Spline Adjust: Tangents Fine Tune G2 Edit Labels Combs Bézier G2 B-spline Repoint Arcs to Curves Arcs to Planar Curves Topics in this section Selecting a point on a curve Adding a point to a curve Merge and spline curve Deleting points on a curve Closing and opening curves Applying smoothing to curve point edits Appending curves to form a single curve Reversing a curve Renumbering a curve Splining curves Editing the tangent angles of curve points Fine Tune Labelling points on curves Curvature combs on curves Editing a curve as a Bézier or B-spline curve Repointing curves Fitting arcs to curves Fitting arcs to planar curves Parent topic: Using the Curve Tools tab