On Mon, Aug 03, 2009 at 16:58:54 +0200, Michał Kazior wrote: > Hello, > > Since the inclusion of a GEM throttling commit [1] to the 2.6.31 > release candidate I started to have serious issues using 3D > acceleration. > > 3D Applications which are rather simple tend to render themselves in > bursts (i.e. shows a dozen of frames and then freezes for a split of a > second; repeat). I've filed a bug at kernel bug [2], but now I'm > starting to think it might be (also) xserver issue. > > Recently I noticed a detail which led me here. Stepmania [3] is one of > those suffering applications. The interesting part I noticed is that > it can render perfectly fine when the game window does not have > keyboard focus. If it regains the focus/input - it starts to render in > those bursts again. Quake3-demo and glxgears on the other hand render > in bursts regardless of the input/focus. It doesn't seem to be WM > related too.
I also see such bursts (or rather stuttering movements) with glxgears and neverball, but not with google earth and tuxracer. Regards, Tino _______________________________________________ xorg mailing list [email protected] http://lists.freedesktop.org/mailman/listinfo/xorg
