William Tracy wrote:

> One idea I've had is using arbitrary-precision numbers for geometry
> (java.lang.BigDecimal comes to mind--I haven't yet looked into
> equivalent C/C++ libraries). The performance hit would make this stupid
> for Povray, but it opens up interesting ideas for massive scenes (Bill
> Pragnell's renderings of Ringworld gave me the original idea).

Hmm. What kind of "interesting ideas" you mean? Do you have any links to
sample images?

But anyway, go for it! You can't beat the feeling (ok, at least with
pants on...) you get from seeing your first rendering. It is so cool to
create worlds.

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