In article <39A3D52D.DB29E3FD@my-dejanews.com>, 
gre### [at] my-dejanewscom wrote:

> Maybe part of my problem was the lacking of this "amount number".  Is 
> "1" good enough for all cases?

It is just the "depth" of the normal, I think "bump_size" does the exact 
same thing. I think 1 is the default value, adjust it to whatever depth 
you want.

-- 
Christopher James Huff
Personal: chr### [at] maccom, http://homepage.mac.com/chrishuff/
TAG: chr### [at] tagpovrayorg, http://tag.povray.org/

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