http://bugs.winehq.org/show_bug.cgi?id=19773
--- Comment #23 from Henri Verbeet hverbeet@gmail.com 2013-01-24 06:24:03 CST --- (In reply to comment #22)
Note that the VertexShaderMode = none also requires you to set PixelShaderMode = disabled since Henri's patches from a few days ago.
Actually, VertexShaderMode and PixelShaderMode are going away in favor of shader model limits per shader type.