ShadowFB + Composite + RandR + ?

Keith Packard keithp at
Tue Sep 27 17:46:05 PDT 2005

On Tue, 2005-09-27 at 22:00 +0200, Thomas Winischhofer wrote:
> Hash: SHA1
> Sorry for this monologue:
> Thomas Winischhofer wrote:
> > PaintWindow and CopyArea and others (noticed especially PolyFillRect)
> > are called even in case the composite manager has redirected a window.
> This assumtion was correct: My wrapped functions were called even for
> off-screen drawables. I have added a check if the drawable is the
> frontbuffer now and this works like a charm. No illegal boxes any more.

So do you believe there is a bug in the composite code, a misfeature of
that code which drivers should work around, or a bug in your driver?


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