Using the General Curve FunctionKeyCreator \ Create \ Surface \ General-Curve-Interpolation \ Using-the-General-Curve-Function
Follow the steps below when using the Surfaces>General Curve function. Note that to use General Curve Surface, a previously defined set of cross sectional curves must exist. These curves can consist of lines, arcs, circles, conics, or 3D splines. There may be only one curve per cross section. Use the Chain Select option to allow chains of curves to be used as one curve.
Using the Function: