http://bugs.winehq.org/show_bug.cgi?id=17080
ricardo filipe ricardo_barbano@hotmail.com changed:
What |Removed |Added ---------------------------------------------------------------------------- CC| |ricardo_barbano@hotmail.com
--- Comment #2 from ricardo filipe ricardo_barbano@hotmail.com 2009-01-22 19:49:55 --- that is a problem on ATI cards. it's easily solved by disabling GLSL.
http://wiki.winehq.org/UsefulRegistryKeys
although it doesn't happen on Nvidia cards so leave this bug open for the d3d developers.