Hi Kristian, On Sun, Dec 30, 2007 at 9:44 AM, <[email protected]> wrote: > Dear GRASS developers and users, > > I am using GRASS GIS for some hydrological applications. For some questions > like flood prediction it is useful to estimate the travel time of surface > water in a basin to the outlet. Therefor I've developed a raster program > "r.traveltime" which calculates the travel time for each cell in a basin from > outputs of r.watershed and r.fill.dir. There is much literature about this > procedure available but there's a lag of available software (GRASS and even > ArcGIS do not come with this function). The personal need an the lag of > available programs were the reason for me to develop a new program for GRASS > GIS. I am not a programming expert, so the program is very simple and far > away from being perfect. > I submitted this tool to the GRASS Wiki addon page. > > In November I have already posted r.traveltime to the GRASS weblist mailing > list. Recently I've found some bugs in the program. I hope it works correctly > now. > > r.traveltime is available here: > http://home.arcor.de/jesbergwetter/main_sw.html > > Best regards > > Kristian Förster
Using the version in GRASS 6 Addons, I have made an attempt to port it to GRASS GIS 7 in http://trac.osgeo.org/grass/changeset/56190 I don't see any reasonable result with the provided example, in case you are still listening here, would you be willing to check my changes? (anybody else welcome too!) thanks Markus _______________________________________________ grass-dev mailing list [email protected] http://lists.osgeo.org/mailman/listinfo/grass-dev
