On Tue, 8 Oct 2002, Russell wrote:
> Mark Vojkovich wrote:
> >
> > On Mon, 7 Oct 2002, Russell wrote:
> >
> > > Hi all,
> > >
> > > I'm trying to get an identical display on two monitors
> > > using separate video cards. If i set up XF86Config-4 to
> > > have the RightOf or LeftOf screen option, then i get the
> > > usual xinerama effect and can move the mouse between the
> > > two monitors.
> > >
> > > If i specify absolute 0 0 position for both screens,
> > > i get an identical fvwm desktop, but the mouse cursor
> > > is invisible on the second monitor.
> >
> > Due to the way Xinerama is implemented (on top of a normal
> > multihead server), there will only ever be one cursor. This
> > is the expected behavior and not likely to change.
>
> You'd think that with the "clonedisplay" option that xfree86
> would be smart enough to know everything should just be replicated.
> Without the mouse cursor, clonedisplay shouldn't even be implemented.
It's not "clonedisplay" - it's Xinerama. Replicating the cursor
is an architectural issue not a configuration issue. X11 doesn't
support more than one cursor, hence there is no infrastructure in
the server to support that. This is a deep-seated assumption that
makes cloning the cursor non-trivial.
Mark.
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