In article <3A61148C.66317755@online.no>, Tor Olav Kristensen 
<tor### [at] onlineno> wrote:

> If N is the normal at the point P, then how about trying this ?
> 
> #declare dN = vnormalize(Deform(P + 0.01*vnormalize(N)) - Deform(P));

That is exactly the same as what I suggested (and which won't work), 
though it is slightly reworded and I assumed the normal was already 
normalized.

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

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