Subject:
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Re: Some Words To BFC
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Newsgroups:
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lugnet.cad.dev
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Date:
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Wed, 5 Apr 2000 20:38:52 GMT
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Viewed:
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2179 times
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Chuck Sommerville <chucks@he.net> wrote in message
news:FsK824.2vK@lugnet.com...
> In lugnet.cad.dev, John VanZwieten writes:
> > Plus I think the fact that rendering
> > engines end up drawing lots of unseen faces just ticks people off :)
>
> BFC wont help ray tracers. Just because a surface isn't visible from the
> _current_ camera position, doesn't mean it doesnt cast a shadow or a
> reflection. Ray tracers need those backsides.
I was talking about rendering engines like LDLite, MLCad, L3Lab, etc. You
are correct that BFC won't help ray tracing. The big thing that would help
ray tracing is eliminating completely enclosed faces/studs. But that's
another thread :-)
-John Van
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Message is in Reply To:
 | | Re: Some Words To BFC
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| (...) BFC wont help ray tracers. Just because a surface isn't visible from the _current_ camera position, doesn't mean it doesnt cast a shadow or a reflection. Ray tracers need those backsides. -Chuck (25 years ago, 5-Apr-00, to lugnet.cad.dev)
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