[GRASS5] warning when wrong region settings
neteler at geog.uni-hannover.de
Tue Mar 6 05:20:13 EST 2001
On Mon, Mar 05, 2001 at 09:15:44PM -0800, Eric G. Miller wrote:
> On Mon, Mar 05, 2001 at 10:51:55AM +0100, mlennert at club.worldonline.be wrote:
> > Hello,
> > I ran the cell driver and forgot to set the region back to default after that.
> > When trying to display a vector map d.vect just runs without any error
> > message, but nothing is displayed. I finally realized the problem when trying
> > to display a raster map and receiving error messages. Shouldn't there be the
> > same kind of error message for vector and site maps ?
> Mostly there's the idea that an entire GRASS location would be in one
> projection, so routines often don't check that the projection in the
> region setting matches the projection defined for the spatial layer. In
> the case of sites, it's not really possible with the current format.
> There's a possible heuristic for lat/lon vs. other projections based on
> the way lat/lon is stored. But other than that... Seems like it would
> be nicer if we didn't have to change the region settings to convert
> D_cell to some regular graphics file format. Perhaps the PNGdriver does
> this, I haven't tested it...
>From the man page
it seems that it directly exports the file.
As I don't get the required "gd lib" compiled, I can't test it...
If you want to unsubscribe from GRASS Development Team mailing list write to:
minordomo at geog.uni-hannover.de with
subject 'unsubscribe grass5'
More information about the grass-dev