A dual head problem

[Ed Greshko]

On Feb 12, 2016 7:57 PM, "François Patte" <
francois.patte at mi.parisdescartes.fr> wrote:
>
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> Bonjour,
>
> I have two monitors and an nvidia graphic card. I uses the nvidia
> proprietary driver from rpmfusion and have configured the system to
> use the twinview option.
>
> I need to load an icc profile for each screen (they are not exactly
> the same) and this seems to be impossible under this configuration....
> Am I right?

Yes, you are right. In twinview the system has a single Display so only one
color profile can be used.

I don't have an answer to the question below.

>
> So I changed my config: separate screens + xinerama
> With this config, I can load one icc profile for each screen *but*
> when I have to use a Qt window (Emacs, skype, rxvt....) the X server
> crashes.....
>
> I don't know what is reponsible: nvidia driver or Qt, but I do need to
> use Emacs and some other application using Qt.
>
> Is there a solution to my problem: load an icc profile for each screen?
>
> I am under fedora 21 and uses xfce as window manager.
>
> Thank you.
> - --
> François Patte
> UFR de mathématiques et informatique
> Laboratoire CNRS MAP5, UMR 8145
> Université Paris Descartes
> 45, rue des Saints Pères
> F-75270 Paris Cedex 06
> Tél. +33 (0)1 8394 5849
> http://www.math-info.univ-paris5.fr/~patte
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