[GRASS-dev] r.terraflow on Mac OS X 10.4.9

[Helena Mitasova]

I need to finish some urgent work right now - I will provide a more
detailed answer later - for now : it will be retired but keep it there
for now because it is the only tool that has MFD and runs on large DEMs
that we have for now.

Helena

On Fri, 2007-07-27 at 08:44 -0700, Michael Barton wrote:
> We're experimenting with r.terraflow as an alternative to r.flow for faster
> computation of flow accumulation in a detailed erosion/deposition model
> (based on USPED equations) we've recently posted on the SVN addons site. It
> may give better results than r.flow in this context. But I agree that it has
> been temperamental (though currently working OK under FC6). Helena mentioned
> that a new and much improved version is in the works. So we might not want
> to relegate it to the scrap heap yet.
> 
> Michael
> 
> 
> On 7/27/07 5:18 AM, "Brad Douglas" <rez at touchofmadness.com> wrote:
> 
> > On Thu, 2007-07-26 at 22:29 +0100, Glynn Clements wrote:
> >> [Well, personally I would just remove r.terraflow, having been written
> >> without any consideration for GRASS' build system or coding
> >> conventions, or portability in general. But that's just me.]
> > 
> > I agree with the sentiment, but I don't know how practical that is at
> > the moment. 
> > 
> > r.terraflow breaks often, has been a headache to maintain and the author
> > does not have the time/resources to keep it current.  OTOH, it is a
> > useful module and is portable in the sense that there is a ArcGIS
> > version.
> > 
> > Perhaps relegate it to the SVN addon repository since it does break so
> > many GRASS conventions?  I wish we had some statistics on module
> > frequency to determine how inconvenient such a move would be.
> > Personally, I've only used r.terraflow on occasion, but that type of
> > analysis is not my forte.
> > 
> 
> __________________________________________
> Michael Barton, Professor of Anthropology
> Director of Graduate Studies
> School of Human Evolution & Social Change
> Center for Social Dynamics & Complexity
> Arizona State University
> 
> phone: 480-965-6213
> fax: 480-965-7671
> www: http://www.public.asu.edu/~cmbarton
> 
> 
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