On Mon, May 11, 2015 at 11:48 PM, Anna Petrášová <[email protected]> wrote:
> > > On Mon, May 11, 2015 at 5:01 PM, Paulo van Breugel <[email protected] > > wrote: > >> >> >> On Mon, May 11, 2015 at 5:58 PM, Anna Petrášová <[email protected]> >> wrote: >> >>> Hi, >>> >>> I just realized how g.region zoom actually works and I am wondering if >>> it is supposed to be obvious. I always thought it will set the region to >>> the raster map minimum bounding box, but it takes current region and only >>> shrinks it. The behavior is written in the manual (I eventually realized), >>> but it doesn't strike me as particularly useful. >>> >> >> What for example if you want to restrict calculations to the region >> defined by the non-null values of a particular map that has a different >> resolution than the maps you are using in your calculations? >> > > I am not concerned with resolution but extent. I was mostly confused from > the case when I have region smaller than the extent of the raster (from > previous computation) and then I expected g.region zoom to set the region > on the whole raster extent, but instead it shrinks even more if there are > nulls or it stays the same. So the result of the g.region zoom depends on > you previous region settings which was unexpected for me. > Ah, never got that situation, but that would be unexpected to me too. > >> >>> At least I would suggest to change the g.region zoom behavior in the GUI >>> -> right click on layer -> Set computational region from selected map >>> (ignore NULLS) to: >>> >>> g.region raster=map zoom=map >>> >> >> That does indeed seems the more obvious / intuitive behaviour to me >> >>> >>> > I will do that, thanks! > > >> instead of >>> >>> g.region zoom=map >>> >>> Any thoughts on that? >>> >>> Thanks, >>> >>> Anna >>> >>> >>> _______________________________________________ >>> grass-dev mailing list >>> [email protected] >>> http://lists.osgeo.org/mailman/listinfo/grass-dev >>> >> >> >
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