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[Bug 755841]

To: compiz@xxxxxxxxxxxxxxxxxxx
From: antistress <755841@xxxxxxxxxxxxxxxxxx>
Date: Mon, 06 Aug 2012 10:07:13 -0000
Reply-to: Bug 755841 <755841@xxxxxxxxxxxxxxxxxx>
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(In reply to comment #94)
> By other OS, I presume you mean the ones that *only* support pageflipping
> compositors? Which for the reasons highlighted above work just fine.
> 
> IVB in theory supports vsync'ed writes to the scanout, give or take a few
> hundred microseconds in signal latency between the display engine and the
> render pipeline. When I get my hands on an IVB, I'll hook up the required
> kernel/xf86-video-intel infrastructure and see if the claimed retrofit of vsync
> works...
> 
> In the meantime, the only answer is take a leaf out of the other OSes playbook
> and only use pageflipping.

Sorry i'm about to buy an IVB to replace my GMA950.
I've read that since v2.6.38 Linux handles page flipping and it also seems that DRI2 can handle it : am i wrong ? Therefore could it be solved using current stack ? Or is a new compositor like Wayland needed ? Thanks

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https://bugs.launchpad.net/bugs/755841

Title:
  [sandybridge] Graphics tearing when playing video

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