RANDR 1.2 vs libxinerama?

Keith Packard keithp at keithp.com
Mon Apr 16 04:16:32 PDT 2007

On Mon, 2007-04-16 at 11:48 +0200, Matthias Hopf wrote:

> But behavior obviously changed with RandR 1.2, because both KDE and
> Gnome used libXinerama for multiscreen detection before.

Not intentionally, except for merge fb mode where RandR 1.2 now
correctly reports the separate monitors as separate Xinerama 'screens'.

If you've got a case where it's reporting the wrong information, let me
know and I'll fix it.

> And in that particular case, only a single monitor was connected, so the
> "screen"s in libXinerama now represent CRTCs and not active CRTCs.

No, the RandR 1.2 Xinerama should only report active CRTCs; inactive
ones have size 0x0. What driver is this with?

keith.packard at intel.com
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