[Bug 27298] The Witcher 2 Slow Performance on any setting.

http://bugs.winehq.org/show_bug.cgi?id=27298

--- Comment #31 from TestSubject  2012-11-12 21:56:52 CST ---
> Still get a black screen without native d3dx9_36. Tried with fresh prefix and
> that DLL set to native, and no discernible performance increase.

Also, you may find that you have to change some of the game configuration
settings too. I believe that depth of field and cinematic depth of field are
some settings you should try disabling. Just have a play around.