"Ryan Bennitt" <rya### [at] lycoscouk> wrote in
news:3fa3a5db@news.povray.org: 

> The main question is this. Is a raytracer simply too complicated to
> compile/run on a GPU?

No, and in fact it has been already done even if we are currently at a
research stage with no practical application. In my opinion hardware
ray-tracing will not overcome standard software ray-tracing, it will
complement it instead. Anyway see:
http://graphics.stanford.edu/~tpurcell/
for current research status.

Alessandro

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