Subject:
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Re: Parts as volumes (instead of surfaces)
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Newsgroups:
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lugnet.cad.dev
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Date:
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Sun, 7 Apr 2002 15:29:51 GMT
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Viewed:
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1646 times
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In lugnet.cad.dev, Jacob Sparre Andersen writes:
> [ XFUT lugnet.cad.dev ]
>
> Damien Guichard wrote:
>
> > It has been said that, with ldraw parts, we have the geometry of TLG bricks.
> > This is rather optimistic. Because geometry would be CSG descriptions that
> > allow much more (although slower) than quads and triangles. CSG descriptions
> > allow part collision detection.
>
> What's "CSG descriptions"?
Constructive Solid Geometry? (the notion of modeling solids as constructions
of simpler solids, using union and intersection as operator)
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