/// <summary>
/// Updates the devices.
/// </summary>
private void UpdateDevices()
{
// Cache HMD
CVRSystem hmd = Hmd;
// Get indexes of left and right controllers
LeftControllerIndex = -1;
RightControllerIndex = -1;
int lhIndex = (int)hmd.GetTrackedDeviceIndexForControllerRole(ETrackedControllerRole.LeftHand);
int rhIndex = (int)hmd.GetTrackedDeviceIndexForControllerRole(ETrackedControllerRole.RightHand);
controllers.Clear();
// Update all tracked devices
for (uint i = 0; i < OpenVR.k_unMaxTrackedDeviceCount; i++)
{
TrackedDevicePose_t pose = renderPoses[i];
// We are interested in valid and connected devices only
if (pose.bDeviceIsConnected && pose.bPoseIsValid)
{
pose.ToVRPose(out poses[i]);
ETrackedDeviceClass c = hmd.GetTrackedDeviceClass(i);
// Update controller
if (c == ETrackedDeviceClass.Controller)
{
VRControllerState_t state_t = default(VRControllerState_t);
if (hmd.GetControllerState(i, ref state_t, (uint)Marshal.SizeOf(state_t)))
{
VRControllerRole role;
if (i == lhIndex)
{
role = VRControllerRole.LeftHand;
LeftControllerIndex = controllers.Count;
}
else if (i == rhIndex)
{
role = VRControllerRole.RightHand;
RightControllerIndex = controllers.Count;
}
else
{
role = VRControllerRole.Undefined;
}
VRControllerState state = new VRControllerState();
state.Update(role, ref state_t, ref poses[i]);
controllers.Add(state);
}
}
// Update generic reference (base station etc...)
else if (c == ETrackedDeviceClass.TrackingReference)
{
VRTrackingReference reference = new VRTrackingReference();
reference.Update(poses[i]);
trackingReferences.Add(reference);
}
}
}
// Convert to array
trackingReferencesArray = trackingReferences.ToArray();
controllersArray = controllers.ToArray();
}
