[Bug 27194] The Witcher 2: White/coloured screen with UseGLSL=enabled

http://bugs.winehq.org/show_bug.cgi?id=27194

--- Comment #15 from Henri Verbeet  2011-07-04 17:30:06 CDT ---
(In reply to comment #14)
> Finally I did a test with the open source radeon driver and noticed something
> peculiar. The same shader (object #8) fails to compile even with the hack. The
> error message it generates are the following
>
> error: no matching function for call to `texture2DLod(sampler2D, vec2, float)'
>
> The generated shader is compiled as a fragment shader and as such according to
> the specification can't use any of the Lod functions.

Yes, but ARB_shader_texture_lod lifts that restriction. Which driver is that
exactly? Current versions of r300g and r600g should support this.