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3 Commits

Author SHA1 Message Date
Keith Packard 0822a23e04 present: Change debug output a bit to help diagnose missing vblank signals 
Signed-off-by: Keith Packard <keithp@keithp.com>
Reviewed-by: Adam Jackson <ajax@redhat.com>
 2013-11-11 15:16:38 -08:00
Keith Packard 20bb49ae9b Present: Check for window/fence destroyed when idling pixmaps 
A client destroying objects in the middle of an unflip can end up
having the screen flip window or fence set to NULL in the unflip
notify path. Check for these and don't try to use those objects.

Signed-off-by: Keith Packard <keithp@keithp.com>
Reviewed-by: Adam Jackson <ajax@redhat.com>
 2013-11-11 15:16:15 -08:00
Keith Packard 5c5c1b7798 present: Add Present extension 
Provides both a software implementation using timers and driver hooks
to base everything on vblank intervals.

Signed-off-by: Keith Packard <keithp@keithp.com>
Reviewed-by: Adam Jackson <ajax@redhat.com>
 2013-10-31 16:59:18 -07:00