// InitCameraControllerVariables
// Made public so that it can be called by classes that require information about the
// camera to be present when initing variables in 'Start'
public void InitCameraControllerVariables()
{
// Get the IPD value (distance between eyes in meters)
OVRDeviceImposter.GetIPD(ref IPD);
// Get the values for both IPD and lens distortion correction shift. We don't normally
// need to set the PhysicalLensOffset once it's been set here.
OVRDeviceImposter.CalculatePhysicalLensOffsets(ref LensOffsetLeft, ref LensOffsetRight);
// Using the calculated FOV, based on distortion parameters, yeilds the best results.
// However, public functions will allow to override the FOV if desired
VerticalFOV = OVRDeviceImposter.VerticalFOV();
// Store aspect ratio as well
AspectRatio = OVRDeviceImposter.CalculateAspectRatio();
OVRDeviceImposter.GetDistortionCorrectionCoefficients(ref DistK0, ref DistK1, ref DistK2, ref DistK3);
// Get our initial world orientation of the cameras from the scene (we can grab it from
// the set FollowOrientation object or this OVRCameraController gameObject)
if (FollowOrientation != null)
{
OrientationOffset = FollowOrientation.rotation;
}
else
{
OrientationOffset = transform.rotation;
}
}