[GRASS-user] quick way to create a mask and region after zooming in?

[Anna Petrášová]

Hi,


On Wed, Jul 2, 2014 at 7:11 PM, Vishal Mehta <vishalm1975 at gmail.com> wrote:

> hi all,
>
> i want to zoom into a region of interest and have that be the extent of a
> mask and a named region.(no single map layer quite covers the region of
> interest)
>
> isn't there a a command or flag with g.region or r.mask to do this? if not
> i'm looking at having to digitize a polygon after zooming in, or manually
> jotting down the corners of the display window and piping it to g.region.
>

In Map Display toolbar, there is tool 'Various zoom options' -> 'Set
computational region interactively'. Is that what you are looking for? It
is relatively new feature, so you have to use at least GRASS 7 beta2, I
think.

Anna


> thanks,
> Vishal
>
> --
> Vishal K. Mehta, PhD
> Scientist
> Stockholm Environment Institute - US
> 133 D St Suite F
> Davis CA 95616
> www.sei-us.org
>
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>
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