2 dual-head PCIe NVIDIA cards to be one screen

[Christian Parpart]

On Tuesday 02 May 2006 20:09, Jay R. Ashworth wrote:
> On Tue, May 02, 2006 at 07:01:38PM +0200, Christian Parpart wrote:
> > Now, our goal is to have a wide screen for X to spread over those 3 TFT
> > displays using the two PCIe NVIDIA gards (both dual-head, as said).
> >
> > However, we encountered several problems in getting X finding the both
> > cards (Xorg 7.0), so he contacted some users at the #irc channel which
> > couldn't help much, which is - in fact - why I'm writing here.
> >
> > Does anyone of you have any kind of expriences in connecting *more* than
> > two display devices to X11 and let them serve a desktop?
> >
> > Most ideally is, to get then OpenGL running atop of the 3 desktop, in
> > fullscreen resolution (3*1280x1024 = 3840x1024) to play a game within it.
>
> Well, I did this last year on a SuSE 9.0 machine, with what I believe
> was Xfree, and it Just Worked.  The machine took 2 or 3 passes to
> detect all three graphics cards, but all I had to do was turn on
> Xinerama (as I recall it, or whatever it was called in the XF days, and
> the desktop spanned all three cards.
>
> I would tentatively have to assume that if that's stopped working,
> something's Broke.

so is Xinerama also fine with OpenGL - most ideally with NVIDIA cards - too? 
Well, okay, I'gonna push him for given xinerama a trial as soon as we found 
some howtos on getting xinerama working :)

Thanks so far,
Christian Parpart.
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