[GRASS-dev] r.shrink??

[Michael Barton]

OK. Thanks. It would still be nice to have an "r.shrink" like r.grow

Michael
____________________
C. Michael Barton
Director, Center for Social Dynamics & Complexity 
Professor of Anthropology, School of Human Evolution & Social Change
Arizona State University

voice: 	480-965-6262 (SHESC), 480-727-9746 (CSDC)
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www: www.public.asu.edu/~cmbarton, http://csdc.asu.edu










On May 26, 2010, at 9:35 PM, Jarek Jasiewicz wrote:

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>>> for that I use following mapcalc expression:
>>> 
>>> echo 'map=if(  isnull(map[-1,-1])||isnull(map[-1,0])|| \
>>> isnull(map[-1,1])||isnull(map[0,-1])|| \
>>> isnull(map[0,1])||isnull(map[1,-1])||isnull(map[1,0])|| \
>>> isnull(map[1,1]), map,null())'| r.mapcalc
>>> 
>>> this work for me
>>> Jarek
>>> 
>>> 
>>> 
> not only:
> ...map[-1,1]==0... or any other background
> 
> J.