[PATCH] xfixes: Forbid manipulating clip for source-only pictures (#28968)

Keith Packard keithp at keithp.com
Tue Apr 22 11:02:48 PDT 2014

Adam Jackson <ajax at redhat.com> writes:

> I'm debating whether it's worth forcing clips to be regions in the DIX
> code in the next merge window.  Probably?  There are some pathological
> regions where expanding them to a8 masks could be less data and/or less
> iteration, but I'm not sure it'd be worth the extra complexity in the
> renderer to accelerate them.

I was thinking about the same change; I don't think any driver currently
uses them directly as bitmaps, although at least glamor would make that
pretty easy to do, for both source and dest.

keith.packard at intel.com
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