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| binjiang... |
 Posted: Thu Oct 29, 2009 7:04 am |
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Guest
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HI, I am looking for algorithms or source code for efficiently doing
polygon clip in GIS software. It is a very basic function of GIS
related to query or selection or overlay. I appreciate your advice and
comments. |
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| Edwin van den Oetelaar... |
| Posted: Thu Oct 29, 2009 12:56 pm |
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Guest
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binjiang wrote:
Quote: HI, I am looking for algorithms or source code for efficiently doing
polygon clip in GIS software. It is a very basic function of GIS
related to query or selection or overlay. I appreciate your advice and
comments.
Sutherland-Hodgman
Laing-Barsky
Weiler algorithm
read
Computer Graphics, Principles and Practice, 2nd Edition, by James D. Foley, Andries van Dam, Steven
K. Feiner, and John F. Hughes |
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