/// <summary>
/// Uninitialize and clean up AR Foundation components.
/// </summary>
private void UninitializeARFoundation()
{
if (!isInitialized)
{
return;
}
if (!preExistingArSessionOriginObject &&
(arSessionOriginObject != null))
{
UnityObjectExtensions.DestroyObject(trackedPoseDriver);
trackedPoseDriver = null;
UnityObjectExtensions.DestroyObject(arCameraBackground);
arCameraBackground = null;
UnityObjectExtensions.DestroyObject(arCameraManager);
arCameraManager = null;
UnityObjectExtensions.DestroyObject(arSessionOrigin);
arSessionOrigin = null;
}
if (!preExistingArSessionObject &&
(arSessionObject != null))
{
UnityObjectExtensions.DestroyObject(arInputManager);
arInputManager = null;
UnityObjectExtensions.DestroyObject(arSession);
arSession = null;
UnityObjectExtensions.DestroyObject(arSessionObject);
arSessionObject = null;
}
isInitialized = false;
}
/// <summary>
/// Initialize AR Foundation components.
/// </summary>
/// <remarks>
/// This method ensures AR Foundation required components (ex: AR Session, Tracked Pose Driver, etc) are
/// exist or are added to the appropriate scene objects. These components are used by AR Foundation to
/// communicate with the underlying AR platform (ex: AR Core), track the device and perform other necessary tasks.
/// </remarks>
private void InitializeARFoundation()
{
if (!isSupportedArConfiguration)
{
return;
}
if (isInitialized)
{
return;
}
FindARFoundationComponents();
if (arSessionObject == null)
{
arSessionObject = new GameObject("AR Session");
arSessionObject.transform.parent = null;
}
arSession = arSessionObject.EnsureComponent <ARSession>();
arInputManager = arSessionObject.EnsureComponent <ARInputManager>();
if (arSessionOriginObject == null)
{
arSessionOriginObject = MixedRealityPlayspace.Transform.gameObject;
}
CameraCache.Main.transform.parent = arSessionOriginObject.transform;
arSessionOrigin = arSessionOriginObject.EnsureComponent <ARSessionOrigin>();
arSessionOrigin.camera = CameraCache.Main;
GameObject cameraObject = arSessionOrigin.camera.gameObject;
arCameraManager = cameraObject.EnsureComponent <ARCameraManager>();
arCameraBackground = cameraObject.EnsureComponent <ARCameraBackground>();
trackedPoseDriver = cameraObject.EnsureComponent <TrackedPoseDriver>();
trackedPoseDriver.SetPoseSource(
TrackedPoseDriver.DeviceType.GenericXRDevice,
ArEnumConversion.ToUnityTrackedPose(poseSource));
trackedPoseDriver.trackingType = ArEnumConversion.ToUnityTrackingType(trackingType);
trackedPoseDriver.updateType = ArEnumConversion.ToUnityUpdateType(updateType);
trackedPoseDriver.UseRelativeTransform = false;
isInitialized = true;
}
