Re: [PATCH 4/5] wined3d: Don't use the depth range clipping hack when we have ARB_depth_clamp.

[Henri Verbeet]

2010/1/20 Stefan Dösinger <stefandoesinger(a)gmx.at>:
> Feel free to kill it - I can try to get it back in place once I can reproduce the POP3D behavior in tests, or we just tell people to get a driver with either ARB_depth_clamp or NV_depth_clamp(read: lobby Mesa to support this extension)

IIRC at least the Intel drivers support ARB_depth_clamp, not sure about others.