[GRASS-dev] Re: georectifier fixes for Debian

[Markus Neteler]

Michael, all,

I have backported the today's changes to gis.m in 6.2-cvs.
Also re-done the CVS snapshot for easy testing:

http://grass.itc.it/grass62/source/snapshot/

Markus

On Thu, Nov 02, 2006 at 03:40:02PM -0700, Michael Barton wrote:
> Otto and Hamish,
> 
> I got a student here with Debian Ubuntu (Mepis) to try the --ui switch for
> the i.group command in georectify.tcl. It seems to solve the problem of
> i.group flashing on and off.
> 
> Thanks very much Hamish for suggesting it. It's in the cvs now. I'm copying
> Markus so that he can backport it to 6.2.1
> 
> Michael
> __________________________________________
> Michael Barton, Professor of Anthropology
> School of Human Evolution & Social Change
> Center for Social Dynamics and Complexity
> Arizona State University
> 
> phone: 480-965-6213
> fax: 480-965-7671
> www: http://www.public.asu.edu/~cmbarton
> 
> 
> > From: Otto Dassau <otto.dassau at gmx.de>
> > Date: Thu, 2 Nov 2006 19:40:48 +0100
> > To: Michael Barton <michael.barton at asu.edu>
> > Cc: Hamish <hamish_nospam at yahoo.com>, <grass-dev at grass.itc.it>
> > Subject: Re: georectifier fixes
> > 
> > On Thu, 02 Nov 2006 06:22:56 -0700
> > Michael Barton <michael.barton at asu.edu> wrote:
> > 
> >> I'm a bit confused. Could clarify the following.
> > 
> > Hi, 
> > 
> >> 1. Did the new georect.tcl work -- the one in the 6.3 head? This one
> >> *should* switch to the source mapset, run i.group, and wait until you're
> >> done before switching back to the target mapset.
> > 
> > yes, it works in the 6.3 head here. I rectified a map this morning using the
> > georectifier in 6.3 head.
> > 
> >> 2. If it did not work, did you get the following error with the newest
> >> georect.tcl?
> >> Error: Parameter <group> not set:
> >> This is an i.group error that suggests this grass command failed for some
> >> reason
> >> 
> >> 3. If the newest version (i.e., in the 6.3 head) works with adding the --ui
> >> switch, that's fantastic. But I need to know if that actually fixes it for
> >> you guys or if it was already fixed without this.
> > 
> > the i.group window opens, but when I close the "error" message below appears,
> > but I can still go on rectiifying.
> > 
> > child process exited abnormally
> > child process exited abnormally
> >      while executing
> >  "exec -- $cmd --ui"
> >      (procedure "GRMap::group" line 17)
> >      invoked from within
> >  "GRMap::group"
> >      ("uplevel" body line 1)
> >      invoked from within
> >  "uplevel \#0 $cmd"
> >      (procedure "Button::_release" line 18)
> >      invoked from within
> >  "Button::_release .grstart.mf.frame.group.a"
> >      (command bound to event)
> >  and set GCPs
> > 
> > is it clearer now?
> > 
> > regards,
> >  Otto
> > 
> > PS: currently I am only online from time to time - sorry.
> > 
> >>> works:
> > 
> >> MIchael
> >> __________________________________________
> >> Michael Barton, Professor of Anthropology
> >> School of Human Evolution & Social Change
> >> Center for Social Dynamics & Complexity
> >> Arizona State University
> >> 
> >> phone: 480-965-6213
> >> fax: 480-965-7671
> >> www: http://www.public.asu.edu/~cmbarton
> >> 
> >> 
> >> 
> >>> From: Otto Dassau <otto.dassau at gmx.de>
> >>> Date: Thu, 2 Nov 2006 10:11:33 +0100
> >>> To: Hamish <hamish_nospam at yahoo.com>
> >>> Cc: <michael.barton at asu.edu>, <grass-dev at grass.itc.it>
> >>> Subject: Re: georectifier fixes
> >>> 
> >>> On Thu, 2 Nov 2006 21:11:25 +1300
> >>> Hamish <hamish_nospam at yahoo.com> wrote:
> >>> 
> >>>> Otto Dassau wrote:
> >>>>> 
> >>>>> changing line 347 as proposed by Michael in
> >>>>> $GISBASE/etc/gm/georect.tcl
> >>>>> 
> >>>>> #    catch {exec -- $cmd}
> >>>>> exec -- $cmd
> >>>>> 
> >>>>> sais sth. like:
> >>>>> 
> >>>>> Error: Parameter <group> not set:
> >>>>> 
> >>>>> maybe this helps: In GRASS 6.2.0RC3 it worked.
> >>>> 
> >>>> 
> >>>> try 
> >>>> 
> >>>> exec -- $cmd --ui
> >>>> 
> >>>> to force GUI mode.
> >>> 
> >>> now it works. Clicking on the edit/create button opens the i.group window.
> >>> 
> >>>> but is that running in current mapset (wrong) or switched to target
> >>>> mapset (correct)?
> >>> 
> >>> what do you mean here, it is running in current mapset. I list my procedure,
> >>> maybe I missunderstand:
> >>> 
> >>> - I start GRASS in spearfish/PERMANENT
> >>> - I Import a not geocoded map (topographic map)
> >>> - I start georectifier
> >>> - I choose mapset PERMANENT
> >>> - I choose a new group and the map I want to rectify
> >>> - When I close the i.group window following message appears, but it still
> >>> works:
> >>> 
> >>> child process exited abnormally
> >>> child process exited abnormally
> >>>     while executing
> >>> "exec -- $cmd --ui"
> >>>     (procedure "GRMap::group" line 17)
> >>>     invoked from within
> >>> "GRMap::group"
> >>>     ("uplevel" body line 1)
> >>>     invoked from within
> >>> "uplevel \#0 $cmd"
> >>>     (procedure "Button::_release" line 18)
> >>>     invoked from within
> >>> "Button::_release .grstart.mf.frame.group.a"
> >>>     (command bound to event)
> >>> and set GCPs
> >>> 
> >>> - Then I select the group a just created
> >>> - I select the map to rectify
> >>> - I start to set my GCPs and rectify.
> >>> - The result is ok and in stored the current mapset PERMANENT.
> >>> 
> >>> 
> >>> BTW: Is it intended that there are two ways to use the module?
> >>> 
> >>> a) I set GCPs and fill in the appropriate coordinates in the 2nd column
> >>> manually. 
> >>> b) I set GCPs and fill in the appropriate coordinates interactively opening
> > a
> >>> second monitor with a reference map where I click in the map to find
> >>> the right coordinates. The coordinates are inserted in the rectifier then...
> >>> 
> >>> regards,
> >>>  Otto
> >>> 
> >>>> Hamish
> >>>> 
> >>> 
> >> 
> > 
> > 
> > -- 
> > 
> 

-- 
Markus Neteler  <neteler itc it>  http://mpa.itc.it/markus/
ITC-irst -  Centro per la Ricerca Scientifica e Tecnologica
MPBA - Predictive Models for Biol. & Environ. Data Analysis
Via Sommarive, 18        -       38050 Povo (Trento), Italy