http://bugs.winehq.org/show_bug.cgi?id=21869
--- Comment #5 from Henri Verbeet hverbeet@gmail.com 2010-03-09 08:09:47 --- Created an attachment (id=26707) --> (http://bugs.winehq.org/attachment.cgi?id=26707) patch
Could you give this patch a try? It'll introduce a FIXME about using CTXUSAGE_BLIT with FBO's, but that should be harmless.