Re: The DISPLAY variable.

2016-08-11 Thread deloptes
pe...@easthope.ca wrote: > From: deloptes > Date: Wed, 10 Aug 2016 21:12:53 +0200 >> Screen and display are completely different things in different contexts. > > I have one context. A PC with a "Radeon 9600XT 256M V/D/VO" card. > It has one DVI connector and one VGA connector. > it s

Re: The DISPLAY variable.

2016-08-11 Thread Dan Ritter
On Thu, Aug 11, 2016 at 08:14:14AM -0700, pe...@easthope.ca wrote: > > A section in xorg.conf is the only way to create screen 1? Yes. Specifically, you need to set up and allocate monitors for each screen that you want, and you need to turn off Xinerama: Option "Xinerama" "0" in the S

Re: The DISPLAY variable.

2016-08-11 Thread peter
From: Dutch Ingraham Date: Wed, 10 Aug 2016 14:59:59 -0500 > Yes, xrandr is capable, but you need to spend time with xrandr(1). Specifically, "--screen snum This option selects which screen to manipulate." This parameter allows reference to an extant screen. It doesn

Re: The DISPLAY variable.

2016-08-11 Thread peter
From: deloptes Date: Wed, 10 Aug 2016 21:12:53 +0200 > Screen and display are completely different things in different contexts. I have one context. A PC with a "Radeon 9600XT 256M V/D/VO" card. It has one DVI connector and one VGA connector. > If you have 1 graphic card you usually h

Re: The DISPLAY variable.

2016-08-10 Thread Dutch Ingraham
On Wed, Aug 10, 2016 at 11:44:19AM -0700, pe...@easthope.ca wrote: > No luck. The DVI screen is overlaid on the VGA. The display is worse. > I didn't find an error message. Seems that my revised .xsessionrc is > syntactically correct. > > Is xrandr capable of setting the screen numbers as sugg

Re: The DISPLAY variable.

2016-08-10 Thread Dan Ritter
On Wed, Aug 10, 2016 at 11:44:19AM -0700, pe...@easthope.ca wrote: > Thanks Liam and Dan. > > From: Dan Ritter , Wed, 10 Aug 2016 12:12:14 -0400 > > ... if you used XINERAMA or NVidia or AMD's proprietary tools, ... > > Used xrandr commands in .xsessionrc. xrandr controls XINERAMA, Intel, NVidia

Re: The DISPLAY variable.

2016-08-10 Thread peter
Thanks Liam and Dan. From: Dan Ritter , Wed, 10 Aug 2016 12:12:14 -0400 > ... if you used XINERAMA or NVidia or AMD's proprietary tools, ... Used xrandr commands in .xsessionrc. peter@dalton:~$ cat .xsessionrc # dalton:/home/peter/.xsessionrc created 2014-12-10. #xrandr --output VGA-0 --auto x

Re: The DISPLAY variable.

2016-08-10 Thread deloptes
pe...@easthope.ca wrote: > xrandr recognizes only one screen?  Why?  Any ideas to have > the two screens recognized according to the documentation? > > Thanks,             ... Peter E. Screen and display are completely different things in different contexts. If you have 1 graphic card you usual

Re: The DISPLAY variable.

2016-08-10 Thread Dan Ritter
On Wed, Aug 10, 2016 at 07:00:57AM -0700, pe...@easthope.ca wrote: > > Here Debian jessie is running on a machine with two screens > connected to one video card. Therefore try these commands. There are a bunch of ways of doing that. In particular, if you used XINERAMA or NVidia or AMD's proprie

Re: The DISPLAY variable.

2016-08-10 Thread Liam O'Toole
pe...@easthope.ca wrote: > Hi, > > https://wiki.debian.org/EnvironmentVariables has no mention > of the DISPLAY variable. > > https://www.debian.org/doc/manuals/debian-reference/ch07.en.html > mentions DISPLAY only incidentally in the last section. > > https://www.x.org/archive/X11R6.7.0/doc/X