Subject:
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Re: Conditional lines on sloped wedge parts 43720 and 43721
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Newsgroups:
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lugnet.cad.dat.parts
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Date:
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Mon, 25 Apr 2005 00:37:58 GMT
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Viewed:
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4423 times
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In lugnet.cad.dat.parts, Steve Bliss wrote:
> I'm pretty sure that's going to be the problem with *any* partition of this
> surface into polygons. Having a mathematical description of the surface would
> be good, because then we could potentially create a primitive for the surface,
> and rendering programs could substitute a smooth-curve construct for the
> primitive.
I have made a 43720.inc for the test of the coming L3PPARTS.
The mathematical description of the surface is:
80x + 40y + yz = 0
and I have used the POV primitive quadric:
quadric {
<0,0,0>, <0,0,1>, <80,40,0>, 0
clipped_by { box { <-20,0,-40>, <0,20,40> } }
}
/Lars
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