Once work on them has finished, and vegetation is established, their shape can be modified.
The shape was always the same and was only modified slightly over the long period of its production.
In addition, the shape of the vessel was occasionally modified, taking on a more square appearance.
The resulting shape could then be modified and manipulated similarly to any other geometric primitive in the program.
The other shapes can be modified as well:
If that is not enough, a shape can be modified until it yields the exact effect the creator envisioned.
The original bulbous shape had been modified with interior moldings, modern windows, and decorations.
Thus the shape of the lion was modified.
The shape can be modified at the base to smooth out this discontinuity.
The shape of the star was modified slightly in 1955.