[GRASS-user] r.grow.distance units

[Markus Neteler]

On Fri, Jul 12, 2013 at 9:00 PM, Sonja Jankowfsky
<sonja_jankowfsky at gmx.de> wrote:
> Hi,
> I'm using Grass 6.4.1 on Linux. I calculated the distance to the coastline
> using the r.grow.distance function. However, the -m parameter to get the
> results in meters didn't work. I have now the distance map, but the maximum
> is 0.945 map units. If I look at g.proj -p the meters parameter is 1.0.

This was a non-feature in GRASS 6.4.1 which has already been fixed in
GRASS GIS 6.4.3RC1:

http://trac.osgeo.org/grass/wiki/Release/6.4.3RC1-News#Majormodulechanges

You may either update to the current
http://trac.osgeo.org/grass/wiki/Release/6.4.3RC4-News

or wait for the final 6.4.3 release or patch locally:
http://trac.osgeo.org/grass/changeset/53054/grass/branches/releasebranch_6_4/raster/r.grow.distance

Best
Markus