This was actually fixed a few days after reporting. The issue was a
missing workaround distro patch for fglrx compiz detection. ATI promised
to fix this in the driver soon, so that the workaround won't be
necessary anymore - for now, the fix works and everything is fine.
** Changed in: compiz (Ubu
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may have been fixed
There has been a special hack in the fglrx driver for compiz to work with
proper OpenGL acceleration. AMD told us they will remove it but it looks like
they haven't done so yet. In anticipation, a fix was removed from Compiz and
this is what is causing the problem. The fix will be restore and we
I just tried the same packages on the open radeon X drivers and the
artifacts do not appear at all, Unity seems to run well. So it's
typically just a bug with fglrx and the new compiz (still seeing #928232
though).
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