Congratulations Martin! Buffering 41 complex aircraft features took 83 seconds with your old algorithm, and only 2 seconds using your new one. I could find no anomalies.
regards, Larry Becker On Wed, Oct 8, 2008 at 4:23 PM, Martin Davis <[EMAIL PROTECTED]>wrote: > JTS'ers, > > As you may have experienced, buffering in JTS currently has some > performance challenges in situations involving large buffer distances. I'm > excited to say that I've implemented some code enhancements which > *dramatically* improve buffer performance in these cases (as well as > providing an overall improvement). > > I've tested this code as extensively as I can, and am pretty confident that > it is robust and accurate. But it's always good to have other people beat > on it as well! > > So, is anyone out there ready, able and willing to test out the new > buffering code? Ideally this would be someone who has a application which > uses buffering in a significant way, and which allows determining the > performance and correctness characteristics effectively. I'm looking for > feedback to either confirm that this really is an improvement, or some test > cases which reveal issues if there are any. > > If you're able to help out, you can either download and build the codebase > from CVS, or I've built an alpha release of JTS 1.10 which is available > here: > > http://tsusiatsoftware.net/jts/files/jts-1.10-alpha.zip > > Thanks - Martin > > -- > Martin Davis > Senior Technical Architect > Refractions Research, Inc. > (250) 383-3022 > > _______________________________________________ > jts-devel mailing list > [email protected] > http://lists.refractions.net/mailman/listinfo/jts-devel > -- http://amusingprogrammer.blogspot.com/
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