[GRASS-user] problem with r.proj

Hamish hamish_nospam at yahoo.com
Thu Jul 20 19:58:03 EDT 2006


Ana Soares wrote:

> I use r.proj to import a raster from a XY projection location to a LL
> projection location (90N, 90S, 180E, 180W) but when i use
> d.rast to display the reprojected raster, i get a blank scree, even
> doing g.region rast=<reprojected_raster>. What am
> I doing wrong ?


try r.info and r.univar to see if there is any data in the output map.

You might need to set you region to the expected map extent *before*
running r.proj.  try "r.proj -n"

another way is to use v.in.region in the source location and use v.proj
to get the raster's output extent.


?

Hamish





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