Subject:
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Re: Status of BFC
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Newsgroups:
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lugnet.cad.dev
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Date:
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Wed, 4 Aug 2004 03:29:15 GMT
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Viewed:
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1335 times
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In lugnet.cad.dev, Wayne Gramlich wrote:
> In lugnet.cad.dev, Chris Dee wrote:
> > In lugnet.cad.dev, Travis Cobbs wrote:
> > > In lugnet.cad.dev, Gunnar Lindholm wrote:
> > > > Hi there.
> > > > I just found this about BFC. As I understand it, it's intended to be used to
> > > > reduce the amount of polygons etc. in the modell that is renderd, in some
> > > > way?
> > > > If I've understood this correctly, is thisthen used in any current tools for
> > > > rendering? Or do tools like Pov-Ray have some kind of this already?
> > >
> > > I'll be supporting it in the next major LDView version (3.0). I really don't
> > > have an estimated completion date for this at the moment, but I at least hope to
> > > have it out before the end of the year. There could be minor LDView updates
> > > before the 3.0 release; they definitely won't have BFC support.
> > >
> > > It's worth mentioning that on my ATI Radeon 9700 Pro, making use of the BFC
> > > information actually slows down rendering. On a GeForce 3, it provides a slight
> > > speedup.
> > >
> > > At this point, a fair number of the parts in the part library are BFC-certified,
> > > but there are a large number aren't. Part of the BFC spec requires
> > > BFC-compliant renderers to only cull back-faces on parts that are actually
> > > compliant, so non-BFC-certified parts will still look fine.
> > >
> > > --Travis Cobbs
> >
> > Some part authors have been making major advances in getting the official
> > library BFC compliant - notably Guy Vivan has been submitting BFCed files almost
> > daily in recent months.
> >
> > These revised parts are in the Parts Tracker waiting for review. More reviewer
> > activity would be most welcome.
> >
> > Chris
>
> Alll:
>
> Could somebody please tell me where the BFC documentation is? I've
> read the specifications at LDraw.Org and I see no mention of it.
>
> -Wayne
It's listed. It's on the Specifications page under the Standards heading with
the title of "LDraw Language Extension for Clipping (BFC)". Here's a direct
link:
http://www.ldraw.org/article/217
-Orion
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Message has 1 Reply:
Message is in Reply To:
 | | Re: Status of BFC
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| (...) Alll: Could somebody please tell me where the BFC documentation is? I've read the specifications at LDraw.Org and I see no mention of it. -Wayne (20 years ago, 4-Aug-04, to lugnet.cad.dev)
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