I've been experiencing this strange "bug" it seems with my raycast in Unity using my Oculus Rift. So I've scripted a raycast, and used a Debug.DrawRay so I could visualize the ray and trouble shoot etc. I noticed that it would work for a while, and the ray would cast directly out the front of the camera shooting in a forward direction, but after a while ( perhaps, if I leave unity running for an hour or so, working on things on and off) the raycast would suddenly act almost as if it was...
Strange behavior with Raycast and Oculus Rift
Strange behavior with Raycast and Oculus Rift