Frank Binns <[email protected]> writes: > If a 2D application is started on top of a fullscreen 3D application, which > is flipping, then we need to stop flipping and restore the root window, and > possibly the flip window, to using the screen pixmap. Normally this would > be done as part of an unflip. However, in the case that there is a pending > flip there is no mechanism to abort so the unflip is deferred until the > pending flip completes. This provides a window of opportunity for the 2D > application to draw to the wrong pixmap. > > Restore the screen pixmap at the point a pending flip is marked as aborted, > thus avoiding this issue. > > Reviewed-by: Keith Packard <[email protected]> > Signed-off-by: Frank Binns <[email protected]>
merged. e27a839..334faab master -> master -- [email protected]
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