// Update is called once per frame
void Update()
{
if (!mPersistActivated)
{
ObjectTracker tracker = TrackerManager.Instance.GetTracker <ObjectTracker>();
tracker.PersistExtendedTracking(true);
mPersistActivated = true;
}
}
/// <summary>
/// Takes a new trackable source and adds it to the dataset
/// This gets called automatically as soon as you 'BuildNewTarget with UserDefinedTargetBuildingBehaviour
/// </summary>
public void OnNewTrackableSource(TrackableSource trackableSource)
{
mTargetCounter++;
// deactivates the dataset first
mObjectTracker.DeactivateDataSet(mBuiltDataSet);
// Destroy the oldest target if the dataset is full
if (mBuiltDataSet.HasReachedTrackableLimit())
{
IEnumerable <Trackable> trackables = mBuiltDataSet.GetTrackables();
Trackable oldest = null;
foreach (Trackable trackable in trackables)
{
if (oldest == null || trackable.ID < oldest.ID)
{
oldest = trackable;
}
}
if (oldest != null)
{
Debug.Log("Destroying oldest trackable in UDT dataset: " + oldest.Name);
mBuiltDataSet.Destroy(oldest, true);
}
}
// get predefined trackable and instantiate it
ImageTargetBehaviour imageTargetCopy = (ImageTargetBehaviour)Instantiate(ImageTargetTemplate);
imageTargetCopy.gameObject.name = "UserDefinedTarget-" + mTargetCounter;
textMesh = imageTargetCopy.gameObject.GetComponentInChildren <TextMesh>();
textMesh.text = "Target #" + mTargetCounter;
// add the duplicated trackable to the data set and activate it
mBuiltDataSet.CreateTrackable(trackableSource, imageTargetCopy.gameObject);
// activate the dataset again
mObjectTracker.ActivateDataSet(mBuiltDataSet);
//Extended Tracking with user defined targets only works with the most recently defined target.
//If tracking is enabled on previous target, it will not work on newly defined target.
//Don't need to call this if you don't care about extended tracking.
//StopExtendedTracking();
bool persist = mObjectTracker.PersistExtendedTracking(true);
if (persist)
{
mObjectTracker.Stop();
mObjectTracker.ResetExtendedTracking();
mObjectTracker.Start();
}
}
public override void OnEnter()
{
ObjectTracker tracker = TrackerManager.Instance.GetTracker <ObjectTracker>();
if (tracker != null)
{
tracker.PersistExtendedTracking(persistExtendedTracking.Value);
}
Finish();
}
