Enhancements for Render composite request
keithp at keithp.com
Fri Sep 4 09:44:54 PDT 2009
On Fri, 2009-09-04 at 14:23 +0100, Barry Scott wrote:
> Then you need to ensure that when the compositor does its
> tear free write other OpenGL and X11 apps do not stale until
> the tear free write completes.
The trouble is that the 'easy' way to do tear-free rendering is to stick
a 'stall' into the command queue just before the blt, which leaves the
entire rendering engine idle. We have theories about how we can avoid
this, but nothing has come of them.
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