Applications that use glXSwapBuffers will benefit without modification.  Apps 
that use the Mesa copy sub buffer extension won't benefit though.

compiz is in between; it uses swapbuffers for when the whole screen is 
damaged, but uses sub buffer copies otherwise.  So most of its drawing will 
tear by default.

Jesse

On Thursday, February 26, 2009 1:30:43 pm Zhao, Chunfeng wrote:
> Hi Jesse,
> For the page flipping to work, is there any need to change the old
> application to make it work?
>
> Thanks!
>
> Calvin
>
> -----Original Message-----
> From: Jesse Barnes [mailto:jesse.bar...@intel.com]
> Sent: Thursday, February 26, 2009 1:24 PM
> To: dri-devel@lists.sourceforge.net
> Cc: intel-...@lists.freedesktop.org
> Subject: Another page flipping update
>
> This patchset fixes a number of bugs in the last set I sent out that I
> found after updating the xf86-video-intel code and testing a bit.  Seems
> solid again with my modified compiz, but the fallback handling (when we
> blit instead of flip) is broken; I'm open to suggestions on how to make the
> code in i830_dri.c better.

-- 
Jesse Barnes, Intel Open Source Technology Center

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