/// <summary>
/// Handles gesture detection results arriving from the sensor for the associated body tracking Id
/// </summary>
/// <param name="sender">object sending the event</param>
/// <param name="e">event arguments</param>
private void Reader_GestureFrameArrived(object sender, VisualGestureBuilderFrameArrivedEventArgs e)
{
_gestureName = null;
using (VisualGestureBuilderFrame frame = _vgbFrameReader.CalculateAndAcquireLatestFrame())
{
if (frame != null)
{
// get the discrete gesture results which arrived with the latest frame
IReadOnlyDictionary <Gesture, DiscreteGestureResult> discreteResults = frame.DiscreteGestureResults;
if (discreteResults != null)
{
foreach (Gesture gesture in _vgbFrameSource.Gestures)
{
DiscreteGestureResult result;
discreteResults.TryGetValue(gesture, out result);
if (result != null)
{
if (gesture.Name.Equals(_pickUp) && gesture.GestureType == GestureType.Discrete && result.Confidence > 0.05)
{
// update the GestureResultView object with new gesture result values
GestureResultView.UpdateGestureResult(true, result.Detected, result.Confidence, gesture.Name);
_gestureName = "PickUp";
}
else if (gesture.Name.Equals(_putDown) && gesture.GestureType == GestureType.Discrete && result.Confidence > 0.05)
{
// update the GestureResultView object with new gesture result values
GestureResultView.UpdateGestureResult(true, result.Detected, result.Confidence, gesture.Name);
_gestureName = "PutDown";
}
else if (gesture.Name.Equals(_openDoor) && gesture.GestureType == GestureType.Discrete && result.Confidence > 0.05)
{
// update the GestureResultView object with new gesture result values
GestureResultView.UpdateGestureResult(true, result.Detected, result.Confidence, gesture.Name);
_gestureName = "OpenDoor";
}
else if (gesture.Name.Equals(_handToMouth) && gesture.GestureType == GestureType.Discrete && result.Confidence > 0.05)
{
// update the GestureResultView object with new gesture result values
GestureResultView.UpdateGestureResult(true, result.Detected, result.Confidence, gesture.Name);
_gestureName = "HandToMouth";
}
else if (gesture.Name.Equals(_pour) && gesture.GestureType == GestureType.Discrete && result.Confidence > 0.05)
{
// update the GestureResultView object with new gesture result values
GestureResultView.UpdateGestureResult(true, result.Detected, result.Confidence, gesture.Name);
_gestureName = "Pour";
}
else
{
_gestureName = "No Gesture";
}
}
}
}
}
}
}
/// <summary>
/// Handles the TrackingIdLost event for the VisualGestureBuilderSource object
/// </summary>
/// <param name="sender">object sending the event</param>
/// <param name="e">event arguments</param>
private void Source_TrackingIdLost(object sender, TrackingIdLostEventArgs e)
{
// update the GestureResultView object to show the 'Not Tracked' image in the UI
GestureResultView.UpdateGestureResult(false, false, 0.0f, null);
}
