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Re: point inside polygon
- Subject: Re: point inside polygon
- From: davidf(at)dfanning.com (David Fanning)
- Date: Mon, 6 Mar 2000 08:14:19 -0700
- Newsgroups: comp.lang.idl-pvwave
- Organization: Fanning Software Consulting
- References: <8a0ghp$fov$1@news.tuwien.ac.at>
- Xref: news.doit.wisc.edu comp.lang.idl-pvwave:18799
Klaus Scipal (kscipal@ipf.tuwien.ac.at) writes:
> does anyone know of an algorithm which determines if a point lies in a
> polygon or not
Here is an article that describes one method. If this
doesn't work for you, let me know. People have sent me
other algorithms that I have around here someplace. :-(
http://www.dfanning.com/tips/point_in_polygon.html
Cheers,
David
--
David Fanning, Ph.D.
Fanning Software Consulting
Phone: 970-221-0438 E-Mail: davidf@dfanning.com
Coyote's Guide to IDL Programming: http://www.dfanning.com/
Toll-Free IDL Book Orders: 1-888-461-0155