[ltp] T4x: Xinerama with different resolutions

[Alex Deucher]

On 3/11/06, Aaron Mulder <ammulder@alumni.princeton.edu> wrote:
> So it looks like if you use the open source ATI driver it's pretty
> easy to set up two displays using MergedFB.  However, if the two
> screens have different resolutions, the total space is as large as
> twice the larger screen and the smaller screen pans.
>
> Is there any way to have each screen run at its native resolution with
> no panning?

yes.  if you are using xorg 6.9 or newer just set
Option "MergedNonRectangular" "True"

>
> I tried "normal dual-head plus Xinerama" where I had two device
> sections one saying "Screen 1" and the other "Screen 0", but when I
> did that it never detected both the laptop LCD and the external VGA --
> I only got one or the other.  I tried various settings of
> MonitorLayout for the two device sections, but that didn't help
> (either I got only one screen, or both "screens" were driving the same
> monitor, which was pretty unfortunate).  Is there some way to use
> Screen 0 and Screen 1 and force one to be the laptop screen and the
> other to be the VGA monitor?

yes.  that should work.  please post your log and config if you'd like
to try and debug it.

Alex

>
> Thanks,
>     Aaron