Re: [boost] [geometry] [impl] polygon relations [was: area area, length, centroid, behavior]

Subject: Re: [boost] [geometry] [impl] polygon relations [was: area area, length, centroid, behavior]
From: Barend Gehrels (barend_at_[hidden])
Date: 2009-03-13 11:15:58

>> Vatti, B.R. "A Generic Solution to Polygon Clipping"; Communications
>> of 
>> the ACM, 35(7), July 1992, pp.56-63.
>> As far as I know it is not directly/freely available.
>>     
>
> It looks like my algorithm is most closely related to Vatti, but I have improved on it in several ways.  So far I can only find references to people who are improving on the graph based algorithm and performing all-pairs brute force line intersection.  Do you know of any work that improves directly on Vatti rather than merely comparing yet-another-graph-travering algorithm to Vatti?  
>   
Thought I already mentioned that, GPC: 
http://www.cs.man.ac.uk/~toby/alan/software/ 
<http://www.cs.man.ac.uk/%7Etoby/alan/software/>

Barend