[Bug 37728] Elevated: Misplaced mountains because of changes in shader generator

https://bugs.winehq.org/show_bug.cgi?id=37728

--- Comment #4 from Stefan Dösinger  ---
Created attachment 50323
  --> https://bugs.winehq.org/attachment.cgi?id=50323
Affected shader

I have isolated the misbehaving shader and attached the GLSL code produced by
Wine. The constant that triggers the bad behavior is vs_lc3.

I suspect the Nvidia driver is over-optimizing something based on vs_lc3.w =
1.0, but I haven't looked close enough at the shader code yet.