CryEngine 3, 3D support.
r_StereoDevice
Sets stereo device (only possible before app start)
Usage: r_StereoDevice [0/1/2/3/4]
0: No stereo support (default)
1: Frame compatible formats (side-by-side, interlaced, anaglyph)
2: HDMI 1.4 (PS3 only)
3: Stereo driver (PC only, NVidia or AMD)
4: Dualhead (PC only, two projectors or iZ3D screen)
100: Auto-detect device for platform
r_StereoMode
1: Dual rendering
2: Post Stereo