x11drv: proper visible region handling for cached dces

[Alexandre Julliard]

Frank Richter <frank.richter at gmail.com> writes:

> Frank Richter <frank.richter at gmail.com>
> Fix issue where it could happen that, when a cached dce was reused, the
> visible region was not updated although the window region had changed
> since the last dce use. Now, track is kept of window region changes and
> the visible region for a cached dce is updated if the window region
> changed in the mean time.

You should use invalidate_dce() instead.

-- 
Alexandre Julliard
julliard at winehq.org