public void ActivateDataSet(string datasetName)
{
// ObjectTracker tracks ImageTargets contained in a DataSet and provides methods for creating and (de)activating datasets.
ObjectTracker objectTracker = TrackerManager.Instance.GetTracker <ObjectTracker>();
IEnumerable <DataSet> datasets = objectTracker.GetDataSets();
IEnumerable <DataSet> activeDataSets = objectTracker.GetActiveDataSets();
List <DataSet> activeDataSetsToBeRemoved = activeDataSets.ToList();
// 1. Loop through all the active datasets and deactivate them.
foreach (DataSet ads in activeDataSetsToBeRemoved)
{
objectTracker.DeactivateDataSet(ads);
}
// Swapping of the datasets should NOT be done while the ObjectTracker is running.
// 2. So, Stop the tracker first.
objectTracker.Stop();
// 3. Then, look up the new dataset and if one exists, activate it.
foreach (DataSet ds in datasets)
{
if (ds.Path.Contains(datasetName))
{
objectTracker.ActivateDataSet(ds);
}
}
// 4. Finally, restart the object tracker and reset the device tracker.
objectTracker.Start();
if (m_PositionalDeviceTracker != null)
{
m_PositionalDeviceTracker.Reset();
}
else
{
Debug.LogError("Failed to reset device tracker");
}
}
private void countDatasets()
{
ObjectTracker otr = TrackerManager.Instance.GetTracker <ObjectTracker>();
IEnumerable <DataSet> ads = otr.GetActiveDataSets();
foreach (DataSet d in ads)
{
Debug.Log("CountDatasets: Active dataset. " + d.ToString());
IEnumerable <Trackable> ts = d.GetTrackables();
foreach (Trackable t in ts)
{
Debug.Log("CountDatasets: Trackable: name: " + t.Name + " - id: " + t.ID);
}
}
IEnumerable <DataSet> ds = otr.GetDataSets();
foreach (DataSet d in ds)
{
Debug.Log("CountDatasets: all dataset. " + d.ToString());
}
}
// Load and activate a data set at the given path.
private bool LoadDataSet(string dataSetPath, VuforiaUnity.StorageType storageType)
{
// Request an ImageTracker instance from the TrackerManager.
ObjectTracker objectTracker = TrackerManager.Instance.GetTracker <ObjectTracker>();
objectTracker.Stop();
IEnumerable <DataSet> dataSetList = objectTracker.GetActiveDataSets();
foreach (DataSet set in dataSetList.ToList())
{
objectTracker.DeactivateDataSet(set);
}
// Check if the data set exists at the given path.
if (!DataSet.Exists(dataSetPath, storageType))
{
Debug.LogError("Data set " + dataSetPath + " does not exist.");
return(false);
}
// Create a new empty data set.
DataSet dataSet = objectTracker.CreateDataSet();
// Load the data set from the given path.
if (!dataSet.Load(dataSetPath, storageType))
{
Debug.LogError("Failed to load data set " + dataSetPath + ".");
return(false);
}
// (Optional) Activate the data set.
objectTracker.ActivateDataSet(dataSet);
objectTracker.Start();
AttachContentToTrackables(dataSet);
return(true);
}
