Gail Shaw wrote:
> That's beautiful. How is it done, refractive wings?

ior of i think 2.0...caustics of 1.0 or 0.5...the colour of
the wings is achieved with iridescence and emitting media

-- 
--Tim Cook
http://empyrean.scifi-fantasy.com

-----BEGIN GEEK CODE BLOCK-----
Version: 3.12
GFA dpu- s: a?-- C++(++++) U P? L E--- W++(+++)>$
N++ o? K- w(+) O? M-(--) V? PS+(+++) PE(--) Y(--)
PGP-(--) t* 5++>+++++ X+ R* tv+ b++(+++) DI
D++(---) G(++) e*>++ h+ !r--- !y--
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