[compiz] Dual-screen compiz mostly working

[Travis Watkins]

On 8/3/07, Mick Semb Wever <mick at wever.org> wrote:
> On Wed, 01 Aug 2007 12:03:30 +0200, Michel Dänzer wrote:
>
> >>  - my second screen doesn't render properly. Compiz events cause it to
> >> redraw but application events do not cause a redraw! This is a
> >> showstopper for me so i'm still using metacity when in dual- screen
> >> setup.
> >
> > That sounds weird, can you create screenshots or something to illustrate
> > the problem?
>
> I've got some video captures of the problem:
> http://wever.org/compiz-dualscreen-horizontal-3000x1200.ogg
> http://wever.org/compiz-dualscreen-vertical-1600x2250.ogg
> http://wever.org/compiz-dualscreen-vertical-1400x1818.ogg
>
> For horizontal-3000x1200, you can see the both compiz and applications
> events are accurately redrawn on the first monitor, but only compiz
> events are redrawn on the second monitor.
>
> For vertical-1600x2250, which also exceeds the 2048x2048 texture
> limitation, the same is true although a part of the second monitor
> redraws both ok.
>
> For vertical-1400x1818, which should be within the texture limitation, a
> similar result to vertical-1600x2250 occurs where only a part of the
> second monitor is redrawn.
>
> Some extra oddities:
>  - this texture buffer, or atleast the rectangle covering both screens
> that redraws correctly, seems to change depending on the screen
> resolutions, ie it isn't fixed to 2048x2048,
>  - never in dual-screen is my nautilus background rendered, except
> through the application-transparency of the gterm window,
>  - even in single-screen sometimes the desktop background (infact
> everything but the current window) flashes black, i've seen this happen
> when an icon in gnome's system tray is blinking,
>  - even in single-screen sometimes windows (more often maximised windows)
> just appear black or with the full desktop's background rendered within
> the window. When the background is rendered in the window instead of the
> application's contents the background is live regarding any changes to
> the real desktop background.
>
> ~mck
>
>

Increase the memory for the video chip in your BIOS.

-- 
Travis Watkins
http://www.realistanew.com