Add support for explicit command stream synchronization

Review Request #120053 - Created Sept. 4, 2014 and submitted

Information
Fredrik Höglund
kwin
master
Reviewers
kwin

Create and import X sync fences into GL and use them to synchronize
the kwin command stream with the X command stream.

This will prevent damaged windows from being composited before the
rendering commands that triggered the damage events have finished
executing.

Requires GL_EXT_x11_sync_object.

Tested-by: Marco Martin <notmart@gmail.com>


  
Fredrik Höglund
Review request changed

Status: Closed (submitted)

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