http://bugs.winehq.org/show_bug.cgi?id=29545
--- Comment #2 from Stefan Dösinger stefan@codeweavers.com 2012-01-22 02:41:32 CST --- Created attachment 38489 --> http://bugs.winehq.org/attachment.cgi?id=38489 Proposed fix
Can you give this patch a try? It fixes the demo for me.
Before I send it to wine-patches I want to check if there's a way to test this behavior and make the bitmap creation nicer.