Subject:
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Re: Overlapping lines (type 2)
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Newsgroups:
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lugnet.cad
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Date:
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Tue, 2 Dec 2003 12:55:54 GMT
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Viewed:
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927 times
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In lugnet.cad, Steve Bliss wrote:
> In lugnet.cad, Niels Karsdorp wrote:
>
> > A question for the more experienced part authors:
> >
> > Is it permitted to have lines (linetype 2) overlap, caused by
> > adjecent primitives (e.g. two rect or rect and box primitives)?
>
> This isn't 'forbidden' or anything.
>
> But, because of the way renderers calculate lines & edges, this type of arrangement
> might lead to 'edge noise' -- occasional doubling of sections of the line.
>
> For the few number of lines involved, I'd look into just using direct lines &
> polygons, rather than rect primitives.
>
> Steve
Another example is the motor cutout of several old train baseplates. These have
12 sides and 36 edges, but can also be created with 3 box3u2p primitives and
having overlapping 4 edges. Or should I create another box3 primitive with two
more edges missing? And what would be the name of that primitive?
Niels
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Message is in Reply To:
 | | Re: Overlapping lines (type 2)
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| (...) This isn't 'forbidden' or anything. But, because of the way renderers calculate lines & edges, this type of arrangement might lead to 'edge noise' -- occasional doubling of sections of the line. For the few number of lines involved, I'd look (...) (21 years ago, 2-Dec-03, to lugnet.cad)
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