Very nice and very convincing!  Of course we have plenty of those geodes
aorund where I live but they usually have a nice green beryl instead.

:)

Patrick Dugan


"Samuel T. Benge" <stb### [at] hotmailcom> wrote in message
news:405### [at] hotmailcom...
> Hi everyone. A couple weeks back I made a fairly convincing granite
> texture with approximated pigment and finish values for its three main
> constituents (quartz, feldspar, mica). I didn't have a proper scene for
> it until today :)
>
> The scene depicts a granite sphere broken in two by a heightfield. In
> the center there lies something you usually don't find smack-dab in the
> middle of common granite: a blood-red corundum; a ruby.
>
> The scene took one hour, twenty-six minutes to render on my resurrected
> P4 1.6ghz computer. There are two 2x2 area_lights which would normally
> be very grainy, but since I added focal blur also, the grainyness almost
> completely disappeared.
>
> Questions, comments?
>
> -Samuel Benge
>


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