Initial RandR set-up

[Robert Noland]

On Mon, 2009-02-09 at 12:22 -0700, Warren Block wrote:
> On Mon, 9 Feb 2009, Kevin Oberman wrote:
> 
> > In these days of xrandr, is there a good, standard way to do the initial
> > set-up of the display? I currently have a script to do "xrandr --output
> > VGA2 --right-of VGA1" and, in one case, set the resolution of the second
> > display. I'd like to know the best way to kick this off as early as
> > possible in the startup of X.

This works well, if you have a static setup.  It's not so convenient if
your setup changes with different display configurations.

robert.

> IMO it's better to set positions and resolutions in xorg.conf directly. 
> That way it's all in one place.  Here's an example:
> 
> Section "Monitor"
>          Identifier   "Monitor0"
>          VendorName   "HWP"
>          ModelName    "2615"
>          Option       "PreferredMode" "1920x1200"
>          Option       "Position" "1024 0"
> EndSection
> 
> Section "Monitor"
>          Identifier   "Monitor1"
>          VendorName   "PHL"
>          ModelName    "Philips 150B3"
>          Option       "PreferredMode" "1024x768"
>          Option       "Position" "0 0"
> EndSection
> 
> The Position option determines where the monitor is positioned on the 
> virtual screen.  I also manually assign the monitors to outputs on the 
> video card:
> 
> Section "Device"
>          Driver      "radeon"
>          VendorName  "ATI Technologies Inc"
>          BoardName   "Radeon X1650 Pro"
>          BusID       "PCI:1:0:0"
>          Option      "AccelMethod" "EXA"
>          # WB: prevent flickering pointer
>          Option      "SWcursor" "True"
>          Option      "Monitor-DVI-0" "Monitor0"
>          Option      "Monitor-DVI-1" "Monitor1"
> EndSection
> 
> xrandr shows the correct names of the outputs for those last two lines.
> 
> The Screen section is simple:
> 
> Section "Screen"
>          Identifier "Screen0"
>          Device     "Card0"
>          Monitor    "Monitor0"
>          SubSection "Display"
>                  Virtual 2944 1200
>          EndSubSection
> EndSection
> 
> Since my monitors are side by side, the Virtual size is just the sum of 
> the monitor widths, and the height is the larger of the two.
> 
> -Warren Block * Rapid City, South Dakota USA
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-- 
Robert Noland <rnoland at FreeBSD.org>
FreeBSD
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