To Add a Point to a Spline
1. Click Wireframe on the LEGACY PRT menu. The LEGACYWIRE menu appears.
2. ClickMod Entity. The LEGACY MOD menu appears.
3. Click Spline. The SPLINEPNTS menu appears.
4. Click Add. The PNT LOCATION menu appears. It displays the following:
◦ Select Spline—Specifies a spline to modify.
◦ On Spline—Adds interpolation points to a spline by selecting locations with the mouse.
◦ In Plane—Moves spline interpolation points or endpoints in a specified plane.
◦ Dtm Pnt/Vrtx—Uses a specified datum point or vertex as a location to which to add or move endpoints.
◦ 2nd Crv/Edge—Uses a specified curve or edge as a reference on which to add or move endpoints.
5. Click Select Spline.
6. Pick the spline. The spline highlights in red and its points highlight in white.
7. Click On Spline.
8. Click to pick the interior of the spline. A new point is added at the pick point and is highlighted in white. Repeat as many times as is required.
9. Click Done Sel on the GET SELECT menu. The points are added.