D19867: [X11] Force glXSwapBuffers to block with NVIDIA driver

fredrik added a comment.


  In D19867#462617 <https://phabricator.kde.org/D19867#462617>, @davidedmundson wrote:
  
  > That'd be a nice easy fix at least.
  >
  > Here's a patch: https://phabricator.kde.org/P385
  >
  > I think it might tear because we have the threaded render loop so it's got no reason to be in sync with kwin/anything - but it looks to me to work fine.
  
  
  It won't tear because the result of the buffer swap won't be visible until kwin renders the window on the screen - and the rendering kwin does is still synced to vblank.
  It can potentially make any animations in those windows less smooth however.

REPOSITORY
  R108 KWin

REVISION DETAIL
  https://phabricator.kde.org/D19867

To: ekurzinger, #kwin, zzag, davidedmundson
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