2 Commits

Author	SHA1	Message	Date
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