AIGLX mess in FC5-6

[Benjy Grogan]

On 8/25/06, Rahul <sundaram at fedoraproject.org> wrote:
> Adam Pribyl wrote:
> > First I'd like to say, there is still lot of confusion about AIGXL and
> > composition managers in Fedora. From time the FC5 was released there is
> > not clear statement, wherether the AIGLX is really in Xorg that is
> > distributed with FC as it seems from Release notes
> > http://fedora.redhat.com/docs/release-notes/fc5/release-notes-ISO/#id3148356
> >
> > or it has to be installed separately as described here:
> > http://fedoraproject.org/wiki/RenderingProject/AiglxOnFedora
> >
>
> The latter.
>
> > According to my experience AIGLX is not included in basic FC instalation
> > and you have to extend the repository to aiglx and update your
> > instalation. Without this you only get flickering screen and loose your
> > window decoration when triing to enable the metacity composition with
> > gconftool-2.
>
> Yes the metacity compositing window manager requires either AIGLX or XGL
> or something similar.
>
> If you try to install AIGLX and use compiz from aiglx
> > repository at the moment, you get unresolved dependencies for libwnck >=
> > 2.15.4, in FC5 there is now latest 2.14.3.
> > In the case you want to revert AIGLX updates there is no describtion how
> > to do that.
>
> It is a experimental repository in FC5.
>
> >
> > In FC5 gdm configuration, man can choose to use "aiglx" server (Xair).
> > There si no such thing like Xair anymore from official sources.
> > Switching this results in unusable X and hand edits to gdm configuration.
> >
> > There is nowhere clearly stated what graphics card the AIGLX is
> > confirmed working or was tested on. On the page
> > http://fedoraproject.org/wiki/RenderingProject/aiglx
> > it says all Radeon 7000-9250 is known to work, however, from my personal
> > experience, on Radeon 9200 it is not working as it should (got blue
> > screen with shadows switching with screen with menus and apps - unusable).
> > It does not state wherether I have to use for ATI Radeon cards "radeon"
> > driver or "ati" driver or this does not mather.
>
> If you find issues, file bug reports.
>
> >
> > I am also curious, wherether AIGLX could work without DRI or not, and I
> > am not alone. There are several people, that report glxinfo says No to
> > render, however AIGLX says enabled (I did not saw it personaly.).
>
> AIGLX can work with DRI enabled.
>
> >
> > Even there is no big interest in Fedora Project AIGLX working with
> > proprietary fglrx and nvidia drivers, it would be nice to make sure the
> > statement that is on aiglx page
> > http://fedoraproject.org/wiki/RenderingProject/aiglx?highlight=%28aiglx%29#head-df1959e565dbcf41eba56dc070062e7af60e8a63
> >
> > is still true or not.
>
> For Nvidia, It is still true though the subsequent release is expected
> to fix this.
>
>
> >
> > Also, browsing the internet discussion and e.g. ubuntu/gentoo pages, I
> > found lot of issues that may arise with AIGXL - e.g. slow firefox
> > scrolling etc. Definitely, the Xorg with AIGLX causes some people to not
> > be able to set some resolution. There are none of those mentioned on
> > fedoraproject AIGLX pages.
>
> We need specific bug reports and bug reports are tracked in bugzilla.
> Not wiki pages.
>
>
> >
> > As those pages are main source people get when asking goolge etc. about
> > aiglx, it would be nice if anybody WHO KNOWS (I am not the one) what the
> > status really is, updates those pages.
> >
> > Similar applies for FC6t.. there is too big mist around this feature
> > that is so interesting for desktop users. And I think it's pity.
> >
>
> What is the mist? AIGLX is part of upstream Xorg 7.1 and is already in
> the development tree. Compiz is also included and you can switch between
> the default metacity window manager and compiz easily using
> System-->Preferences-->More Preferences-->Desktop Effects.

Is Compiz as good as metacity?  Can it be used with AIGLX without any
loss of features?  Does Xgl have the upperhand when using Compiz, and
can Xgl similarly use metacity?

Benjy

>
> Rahul
>
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