Problems with the newest wayland git
Bill Spitzak
spitzak at gmail.com
Mon Nov 19 11:32:31 PST 2012
Can somebody explain why compiling weston with the switch
"--with-cairo-glesv2" would perhaps fix the weston clients (I am not at
my machine to try this so I don't know if it does). Doesn't that switch
*make* it use EGL rather than having cairo write to the image buffer?
Bill Spitzak wrote:
> Scott Moreau wrote:
>
>> I believe all open drivers should work with drm at this point. There
>> was a nouveau kernel module bug that was recently fixed. The report
>> can be found here https://bugs.freedesktop.org/show_bug.cgi?id=54576
>
> Nouveau has a bug that makes x11-compositor very very slow (event-ready
> returns false after each event is read for Wayland). This has remained
> true through 4 versions of Ubuntu and every window manager I can think
> of. I posted several emails here about it trying to get hints as to how
> to fix this (I assume there is something x11-compositor can do, as I do
> not see equivalent bugs in other programs).
>
> Despite the obvious slowness, software rendering on the Nvidia driver
> made x11-compositor actually usable by avoiding this bug. Since I am
> interested in trying to design parts of the client/server api of Wayland
> I do not think I should be running it on a system with obvious
> synchronization error as that could hide errors in the design.
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