GRASS X monitors

John Cartwright johncc at
Tue Jan 10 22:46:07 EST 1995


we ran into a similar problem and came up with a fix that seemed to solve our
problem but reportedly did not work in all cases.

If you look in $GISBASE/src/display/devices/XDRIVER/XDRIVER/Graph_Set.c you
should see a comment on about line 80 describing the one-line fix that we used.



John Cartwright				GIS Analyst
johncc at		USDA-SCS/MACA
> > A problem was recently brought to my attention regarding the use of multiple
> > X display monitors in GRASS.  When using two or more X display monitors,
> > the monitors started after the first one appear normal until an image is
> > displayed, at which time the monitor(s) fade to a dull grey and by default
> > erases to a dull grey.  Images subsequently displayed also appear to have a highly muted colortable.  This even happens when the colormode is set to float.
> > Has anyone encoutered this problem and/or developed a solution?  Any help
> > would be appreciated.
> > 
> > Mark Gibb
> > 
> Yes, I and many others have had this problem and reported it to the grassu
> and grassp lists. I have never seen any reply that offered a solution (at
> least not in the past 3 years). I'm sure many Grass users would appreciate
> you working on a solution...
> Martijn van Leusen

More information about the grass-user mailing list