Hi,
On Thu, Mar 27, 2014 at 2:20 PM, Moritz Lennert < [email protected]> wrote: > On 27/03/14 14:08, Newcomb, Doug wrote: > >> >> >> >> 1) to keep r.stream.basins as an add-on, demanding the delineation of >> multiple subbasins from coordinates to a user´s script looping >> r.water.outlet; >> 2) to include r.stream.basins and keep also r.water.outlet; >> 3) to include r.stream.basins in the core and remove r.water.outlet as >> obsolete. >> 4) ? >> >> regards from Vienna >> >> Madi, Helmut >> >> >> If r.stream.basins can replicate the functionality of r.water.outlet, I >> would prefer 3 . Some argument might be made for a conservative >> approach for option 2 for version 7.0 and drop r.water.outlet in version >> 7.1, but 7.0 is in development status. Why not make the change now? >> > > As long as results are identical, +1. If not, this should be explored > further. > > I reproduced the example given in the manual page (NC dataset) of r.water.outlet using r.stream.basin: g.region rast=elev_lid792_1m -p r.watershed elev_lid792_1m thresh=5000 accum=accum_5K drain=draindir_5K basin=basin_5K r.water.outlet input=draindir_5K output=basin_A30 coord=638740.423248,220271.519225 r.stream.basins dirs=draindir_5K@testing coors=638740.423248,220271.519225 basins=basin_rstreambasins r.mapcalc expression="diff=basin_rstreambasins-basin_A30" r.info diff +----------------------------------------------------------------------------+ | Layer: diff Date: Thu Mar 27 14:34:25 2014 | | Mapset: testing Login of Creator: madi | | Location: nc_spm_08 | | DataBase: /home/madi/grassdata | | Title: ( diff ) | | Timestamp: none | |----------------------------------------------------------------------------| | | | Type of Map: raster Number of Categories: 0 | | Data Type: CELL | | Rows: 750 | | Columns: 700 | | Total Cells: 525000 | | Projection: Lambert Conformal Conic | | N: 220750 S: 220000 Res: 1 | | E: 639000 W: 638300 Res: 1 | | Range of data: min = 0 max = 0 | | | | Data Description: | | generated by r.mapcalc | | | | Comments: | | basin_rstreambasins - basin_A30 | | | +----------------------------------------------------------------------------+ Best regards, madi -- Best regards, Dr. Margherita DI LEO Scientific / technical project officer European Commission - DG JRC Institute for Environment and Sustainability (IES) Via Fermi, 2749 I-21027 Ispra (VA) - Italy - TP 261 Tel. +39 0332 78 3600 [email protected] Disclaimer: The views expressed are purely those of the writer and may not in any circumstance be regarded as stating an official position of the European Commission.
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