Mark Wagner wrote:

> The density of the flame at any given point is well-defined.  I think that
> the overall process for tracing the ray would be to solve the appropriate
> initial-value differential equation -- not the world's easiest process.

Oh, that all? Should be easy. (j/k) ;)

--
David Fontaine  <dav### [at] faricynet>  ICQ 55354965
My raytracing gallery:  http://davidf.faricy.net/

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