On Apr 1, 2009, at 12:47 PM, <[email protected]> wrote:
From: Paolo Cavallini <[email protected]>
Date: April 1, 2009 10:31:04 AM GMT-07:00
To: Colin Nielsen <[email protected]>
Cc: grass-user <[email protected]>
Subject: Re: [GRASS-user] v.dissolve and r.cost problems
Reply-To: [email protected]
Colin Nielsen ha scritto:
However, if you're getting into the hours, I would think it's more
likely that your region settings changed. Check "g.region -p" to be
sure.
Even if I bring resolution down to a ridiculous amount, it still takes
forever:
GRASS > g.region -p
projection: 99 (Transverse Mercator)
zone: 0
datum: rome40
ellipsoid: international
north: 4833555.85595178
south: 4804093.9108328
west: 1651001.9360271
east: 1688830.00910873
nsres: 1015.92914203
ewres: 995.47560741
rows: 29
cols: 38
cells: 1102
I tested it on a fractal surface, as you suggested.
Is r.cost working for somebody?
All the best, and thanks.
--
Paolo Cavallini: http://faunalia.it/pc
Do you have a lot of null cells in your region?
Michael
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