Filip, Yes; look at the GRASS raster commands: r.terraflow, r.watershed
Tom On Thu, Nov 19, 2015 at 5:02 PM, wcd <[email protected]> wrote: > Hello all, > Does GRASS have a tool equivalent to what ArcGIS calls Flow Accumulation > <http://resources.arcgis.com/EN/HELP/MAIN/10.2/index.html#/Flow_Accumulation/009z00000051000000/>? > Input is a flow direction raster and output is a cumulative catchment area > raster. As an optional argument you can specify a weight raster, which is > really important for what I am trying to do - count cells of woodland > upstream from each cell in the flow direction grid. > > All GRASS tools I thought could do this require DTM as input, not flow > direction raster, and they also don't allow to specify the weight raster. > As far as I can see. > > Do you know about any other OSGeo tools that could do this? Ideally Python > friendly? > Best regards, > Filip Kral. > > _______________________________________________ > grass-user mailing list > [email protected] > http://lists.osgeo.org/mailman/listinfo/grass-user > -- Thomas E Adams, III 2330 Jack Warner PKWY, #334 Tuscaloosa, AL 35401 1 (513) 739-9512 (cell)
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