On Mon, 21 Jan 2002 22:16:22 GMT, Patrick Elliott wrote:
> 
> That may be true, but using media requires a number of things. Like a clear 'inside'
and
> 'outside' for object. 

This is a commonly held, though erroneous, belief.


-- 
#macro R(L P)sphere{L F}cylinder{L P F}#end#macro P(V)merge{R(z+a z)R(-z a-z)R(a
-z-z-z a+z)torus{1F clipped_by{plane{a 0}}}translate V}#end#macro Z(a F T)merge{
P(z+a)P(z-a)R(-z-z-x a)pigment{rgbf 1}hollow interior{media{emission 3-T}}}#end 
Z(-x-x.2x)camera{location z*-10rotate x*90normal{bumps.02scale.05}}

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