Use Virtual Desktop or SteamVR to project that SBS image as a curved, 3D screen wrapping around your field of view. While it lacks true 360-degree head tracking, it provides excellent depth perception. Optimizing the Experience: Settings and Performance
To understand why DiRT 4 missed out on virtual reality, it helps to look at the timeline and technical architecture of Codemasters’ EGO engine at the time. dirt 4 vr