[GRASS-dev] Re: [GRASS GIS] #106: wxgrass: zoom to computational
region does not respect resolution set with g.region
GRASS GIS
trac at osgeo.org
Mon Mar 31 10:12:46 EDT 2008
#106: wxgrass: zoom to computational region does not respect resolution set with
g.region
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Reporter: mlennert | Owner: martinl
Type: enhancement | Status: assigned
Priority: major | Milestone: 6.4.0
Component: Python | Version: svn-trunk
Resolution: | Keywords: wxgrass resolution zoom
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Comment (by mlennert):
Michael:
> But there is no point in making the display itself have the same
> resolution (xy pixels) as the map.
Either we are not speaking about the same thing, or I disagree. I do think
that it can be very useful to display the map at more or less the same
resolution as the computation region.
As images sometimes make things clearer, please look at http://geog-
pc40.ulb.ac.be/grass/misc/wxgrass_resolution.png.
As you can see, the computational region's resolution is set to 300. The
xmon-display makes it immediately obvious at which resolution we are
working, whereas the wxgrass-display remains at a resolution of 30, even
after zooming to the computational region.
I think that seeing the resolution used can be very helpful in many
applications, so I still maintain that having a second viewing mode, just
as in gis.m which totally respects the region settings, including
resolution, would be very useful.
Moritz
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Ticket URL: <http://trac.osgeo.org/grass/ticket/106#comment:11>
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