On Fri, 16 Jun 2000 15:29:27 -0500, Bob Hughes wrote:
>The major consensus about the type of thing you are doing seems to be to have
>the separate parts intermingle their surfaces for the best results, since this
>can prevent an "air" layer from occurring at each ray intersection.  

The consensus is wrong.  Neither way works correctly; we really need to fix
the coincident surfaces problem to do it right.  I posted an article to cgrr
a few weeks ago detailing my observations.

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

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