It allows the user to create a curve which is composed of several user-defined points. At that time, in order to smooth the curve, the interpolation method is applied to the curve from the user-defined points.
It is possible to:
•Modify the created data from the Spline property page.
•Import and export the point data to a file.
Figure 1 Spline icon of the Curve group in the Geometry tab [Body Edit Mode]