http://bugs.winehq.org/show_bug.cgi?id=22570
--- Comment #5 from evanh evanh@clear.net.nz 2010-05-04 11:15:26 --- I guess the bug could be in Wine or Eve. What I do know is that, when using the ATI fglx driver, it occurs when rendering to FBO but doesn't when rendering to backbuffer.