Excellent! Those are fantastic. Thanks for the contribution. We are working on some stream assessments, and I hope to be able to get time to try these modules. I will be sure to provide feedback.
Great stuff! Mark 2009/8/27 Jarek Jasiewicz <jar...@amu.edu.pl> > Dear grass users! > > I present next version of tools for hortonian analysis. Source code and > tutorial are available here: > > http://heretic.livenet.pl/heretic/ > > Currently following modules are available: > - r.stream.order: to calculate Strahler, Horton, Shreve and main stream > (Hack) ordering. That module is almost ready to use > - r.stream.basins: calculate basins according users input. Read more on web > page > - r.stream.distance: calculate downslope distance path and elevation above > to streams/outlets. That module is in early development stage, but works, > and results seems good. But it may will change in the feature. > -r.streams.stats: calculate hortonian statistics is not avilable: maybe in > next few days. > > All three modules works fine on small dems (up to 20 millions cells). Only > on powerful machines with at least 2-4GB RAM they handle avarage dems (up to > 120 M cells). I have no information about largers dems (over 100M cells > because I haven't so). > > Till I finish my work modules are available only from my web page. After I > will absolutely sure that everything is OK, add vector capabilities and > solve problems with massive dems (for LIDAR puropse) I will try to add them > to GRASS add-ons. > > best regards > Jarek Jasiewicz > _______________________________________________ > grass-user mailing list > grass-user@lists.osgeo.org > http://lists.osgeo.org/mailman/listinfo/grass-user >
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