Would scaling a traditional SOR be acceptable?

"HenryW" <pov### [at] henrywagnerorg> wrote in message
news:web.3f43c86f4e495bb8aa8c3f990@news.povray.org...
> Hi,
>
> I've been working on a POV model of a football stadium:
>
> http://www.henrywagner.org/povray/images/POPMart2.htm
> http://www.henrywagner.org/povray/images/POPMart3.htm
>
> Currently the model is generated using the POV scripting syntax to
generate
> the stadium out of triangles in the shape of an ellipse. As I add more
> details, the number of triangles is getting out of control. Today it hit
> me, I could just define the points that make up the profile and "sweep"
the
> stadium out with lathe or sor, but I haven't been able to figure out how
to
> create the elliptical shape. One idea is to create a spherical stadium and
> use "scale" to stretch it along one axis, but I don't think that will look
> right. Is there away to sweep an object along an elliptical path? Any
other
> ideas of how to speed this up?
>
>
> Henry
>

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