http://bugs.winehq.org/show_bug.cgi?id=8345
--- Comment #14 from Daniel Skorka daniel.skorka@stud.uni-karlsruhe.de 2008-03-14 06:21:07 --- joaopa,
I suspect you are right. I have an Intel 900 GMA, and both versions 1.7.2 and 2.0.0 of the video driver show this behaviour; the kernel is 2.6.23. If I disable hardware acceleration (thus falling back to the MESA software renderer), all the artifacts are gone and the game works perfectly.