Comment 5 for bug 1321886
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| Alberto Aguirre (albaguirre) wrote Re: [regression] stale frame on seen on greeter when screen is unblanked | #5 |
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1b1ed1a
(Get the code!)
This is a combination of the 1Hz rate during display off and the unity8 lifecycle kicking in at 3s - only 2-3 frames which is not enough to draw the greeter.
We need a solution that roughly allows:
- At a display on/compositor start event - optionally allow clients to queue up the content they want - flushing any ready buffers
- Mir should flush out the driver queue possibly by drawing blank frames (though this could probably be done by unity-system-
Maybe a flush method in the compositor interface? Then server implementations like USC or unity-mir can make use of it and they can synchronize with their clients however they'd like...