On Thu, 11 Jan 2001 16:42:22 -0500, Chris Huff wrote:
>Also, I always use "filter", never "transmit" for transparence. When I'm 
>going for a realistic transparent material, I use a filter value of 1 
>and use absorbing media or fade_color (using the "realistic attenuation" 
>function) to tint the glass to the right color. This makes thick areas 
>dark and very thin areas almost invisible, which is how things work in 
>reality.

Transmit has a different purpose.  Transmit is supposed to be used for
things like gauze or nylon fabric or tracing paper or other things that 
are transparent because they have a bunch of tiny subpixel holes in them 
rather than because they are made of a semitransparent material.

-- 
Ron Parker   http://www2.fwi.com/~parkerr/traces.html
My opinions.  Mine.  Not anyone else's.

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