https://github.com/lkewis/UnityKinectBoxing/blob/master/Assets/Script/CameraScript.js https://forum.unity.com/threads/vr-cave-projection.76051/ https://gamedev.stackexchange.com/questions/35984/off-center-projection https://forum.unity.com/threads/code-sample-off-center-projection-code-for-vr-cave-or-just-for-fun.142383/ https://forum.unity.com/threads/custom-projection-matrix-need-help-finetuning-my-script-and-light-problem.425328/