Subject:
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Re: Sticker Generator for LDRAW / MLCAD
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Newsgroups:
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lugnet.cad
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Date:
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Thu, 26 Jul 2007 19:14:31 GMT
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Viewed:
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4275 times
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In lugnet.cad, Scott Wardlaw wrote:
> I have found two different methods for testing if a point is inside a polygon,
> but both have flaws (or my implimentation of them has flaws)
There is C code for a point in polygon implementation here:
http://www.ecse.rpi.edu/Homepages/wrf/Research/Short_Notes/pnpoly.html
It's only 8 lines of code for the whole thing, but it supports arbitrary
polygons, including ones with holes. UNDERSTANDING the algorithm might take a
little work, but the page contains good documentation about the whole thing.
--Travis
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Message is in Reply To:
 | | Re: Sticker Generator for LDRAW / MLCAD
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| Sorry that it has taken me so long. In fact, I am still working on creating quadrilaterals and triangles to fill the largest spaces possible. My main hang-ups are: reducing processing time a working point-in-polygon test I have found two different (...) (17 years ago, 26-Jul-07, to lugnet.cad)
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