/// <summary>
/// Initializes a new instance of the MainWindow class
/// </summary>
public MainWindow()
{
// initialize the MainWindow
this.InitializeComponent();
// only one sensor is currently supported
this.kinectSensor = KinectSensor.GetDefault();
// open the sensor
this.kinectSensor.Open();
// set the initial status text
this.UpdateKinectStatusText();
// open the reader for the body frames
this.bodyFrameReader = this.kinectSensor.BodyFrameSource.OpenReader();
// initialize the BodyViewer object for displaying tracked bodies in the UI
this.kinectBodyView = new KinectBodyView(this.kinectSensor);
// initialize the SpaceView object
this.spaceView = new SpaceView(this.spaceGrid, this.spaceImage);
// initialize the GestureDetector object
this.gestureResultView = new GestureResultView(false, false, false, false, -1.0f, this.spaceView);
this.gestureDetector = new GestureDetector(this.kinectSensor, this.gestureResultView);
// set data context objects for display in UI
this.DataContext = this;
this.kinectBodyViewbox.DataContext = this.kinectBodyView;
this.gestureResultGrid.DataContext = this.gestureResultView;
this.spaceGrid.DataContext = this.spaceView;
this.collisionResultGrid.DataContext = this.spaceView;
}
/// <summary>
/// Initializes a new instance of the GestureDetector class along with the gesture frame source and reader
/// </summary>
/// <param name="kinectSensor">Active sensor to initialize the VisualGestureBuilderFrameSource object with</param>
/// <param name="gestureResultView">GestureResultView object to store gesture results of a single body to</param>
public GestureDetector(KinectSensor kinectSensor, GestureResultView gestureResultView)
{
if (kinectSensor == null)
{
throw new ArgumentNullException("kinectSensor");
}
if (gestureResultView == null)
{
throw new ArgumentNullException("gestureResultView");
}
this.GestureResultView = gestureResultView;
//this.ClosedHandState = false;
// create the vgb source. The associated body tracking ID will be set when a valid body frame arrives from the sensor.
this.vgbFrameSource = new VisualGestureBuilderFrameSource(kinectSensor, 0);
// open the reader for the vgb frames
this.vgbFrameReader = this.vgbFrameSource.OpenReader();
if (this.vgbFrameReader != null)
{
this.vgbFrameReader.IsPaused = true;
}
// load all gestures from the gesture database
using (var database = new VisualGestureBuilderDatabase(this.gestureDatabase))
{
this.vgbFrameSource.AddGestures(database.AvailableGestures);
}
}
/// <summary>
/// Initializes a new instance of the GestureDetector class along with the gesture frame source and reader
/// </summary>
/// <param name="kinectSensor">Active sensor to initialize the VisualGestureBuilderFrameSource object with</param>
/// <param name="gestureResultView">GestureResultView object to store gesture results of a single body to</param>
public GestureDetector(KinectSensor kinectSensor, GestureResultView gestureResultView)
{
if (kinectSensor == null)
{
throw new ArgumentNullException("kinectSensor");
}
if (gestureResultView == null)
{
throw new ArgumentNullException("gestureResultView");
}
this.GestureResultView = gestureResultView;
this.ClosedHandState = false;
// create the vgb source. The associated body tracking ID will be set when a valid body frame arrives from the sensor.
this.vgbFrameSource = new VisualGestureBuilderFrameSource(kinectSensor, 0);
// open the reader for the vgb frames
this.vgbFrameReader = this.vgbFrameSource.OpenReader();
if (this.vgbFrameReader != null)
{
this.vgbFrameReader.IsPaused = true;
}
// load all gestures from the gesture database
using (var database = new VisualGestureBuilderDatabase(this.gestureDatabase))
{
this.vgbFrameSource.AddGestures(database.AvailableGestures);
}
// disable the set of gestures which determine the 'keep straight' behavior, we will use hand state instead
foreach (var gesture in this.vgbFrameSource.Gestures)
{
if (gesture.Name.Equals(this.steerStraightGestureName) || gesture.Name.Equals(this.returnLeftGestureName) || gesture.Name.Equals(this.returnRightGestureName))
{
this.vgbFrameSource.SetIsEnabled(gesture, false);
}
}
}