void gr_gestureRecognized(Gesture g)
{
Console.WriteLine(g.gestureName);
}
/// <summary>
/// Called whenever a new skeleton frame is ready.
/// </summary>
/// <param name="e">The skeleton frame event that holds any frame information</param>
/// <param name="Skeletons">Dictionary w/ player skeletons; each skeleton consists of a map of Joints and actual joint data</param>
public void SkeletonFrame(SkeletonFrameReadyEventArgs e, Dictionary<int, Dictionary<JointType, Joint>> Skeletons)
{
//Console.WriteLine("SkeletonFrame.");
try
{
// 1. For every skeleton...
foreach (var s in Skeletons)
{
// (get the skeleton data dictionary)
Dictionary<JointType, Joint> dict = s.Value;
// 2. ... and every gesture that is supposed to be recognized...
foreach (Gesture g in this.recognizableGestures)
{
// 3. ...test if gesture is recognized and the start conditions are conform
if (g==currentGesture && g.startRecognition(dict))
{
// set variable true, so that only this gesture is proofed and all others ignored
isGestureRecording = true;
// 4. ...set the start date of the gesture
if (positions.Count == 0)
{
startdate = DateTime.Now;
}
// 5. ...tests if time is under maximal gestureDuration and smaller minimal gestureMove lenght
if ((DateTime.Now - startdate).TotalMilliseconds < g.gestureDuration && g.getActualMoveLength() <= g.minimalLength)
{
if (g.saveObservation(dict))
{
positions.Add(dict);
}
}
else
{
if (g.isGesture(positions))
{
//. ... and if this is the case, fire the appropriate event.
GestureRecognized(g);
Log("Gesture " + g.gestureName + " recognized ( Player " + s.Key + " )");
isGestureRecording = false;
currentGesture = null;
}
else
{
Log("couldn't recognize "+g.gestureName + " (Player "+ s.Key + " )");
isGestureRecording = false;
currentGesture = null;
}
}
}
else
{
//...if given Skeleton is start posture not registred yet and no gesture is recording
if (g.isStartPosture(dict) && g!=currentGesture && !isGestureRecording)
{
if (currentGesture == null)
{
currentGesture = g;
} // otherwise, currentGesture is set to a previously registered (as in start posture recognized) gesture
Log("start posture of Player " + s.Key + " for gesture: " + g.gestureName + " recognized. Previously registered "+ currentGesture.gestureName + " is recording: " + currentGesture.startRecognition(dict) + ", positions recorded = " + positions.Count);
//only current gesture which start posture is recognized is saved
// maybe this should be changed: it will override the previous gesture even if it is already recording. this should check if a previously registered gesture could be recording.
currentGesture = g;
positions.Clear();
}
}
}
}
}
catch (KeyNotFoundException)
{
Log("No skeleton found.");
}
}
