[PATCH xserver 3/3] present: Call present_restore_screen_pixmap from present_set_abort_flip

[Keith Packard]

Michel Dänzer <michel at daenzer.net> writes:

> From: Michel Dänzer <michel.daenzer at amd.com>
>
> After present_set_abort_flip, the screen pixmap will be used for all
> screen drawing, so we need to restore the current flip pixmap contents
> to the screen pixmap here as well.
>
> Improves flashing / stutter e.g. when something like a popup menu appears
> on top of a flipping fullscreen window or when switching out of
> fullscreen.
>
> Note that this means present_set_abort_flip now relies on screen->root
> being non-NULL, but that's already the case in other present code.
>
> Signed-off-by: Michel Dänzer <michel.daenzer at amd.com>

Reviewed-by: Keith Packard <keithp at keithp.com>

-- 
-keith
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