[PATCH 18/37] dix: Add 'paintable' bit to the window state

[Keith Packard]

Adam Jackson <ajax at redhat.com> writes:

> A paintable window is a window whose pixels are (potentially) modifiable
> by rendering commands.  Right now this is effectively a shadow of the
> viewable bit, but set by DDX instead of DIX.  Later in this series it
> will also indicate a window with allocated backing store.

This should be tracked in DIX; it will be trivial to validate this patch
if every assignment to viewable was paired with a matching assignment to
paintable.

-- 
keith.packard at intel.com
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