Aster flower editor. Use your fingers or mouse to control model.
Use mouse wheel to zoom it.
In the right window use mouse wheel to animate flower
(change its "age"). Drag slpine control points to control
flower shape. The third (bold) basis petal (r-curve)
is active. See Lathe flowers for
comments. Animated asters.
Lathe flowersupdated 3 Jan 2016