/// <summary>
/// Updates the specified drawn skeleton with the new positions
/// </summary>
/// <param name="skeleton">The skeleton source.</param>
/// <param name="drawing">The target drawing.</param>
private void Update(Skeleton skeleton, SkeletonDrawing drawing)
{
}
/// <summary>
/// Handles the SkeletonFrameReady event of the newKinect control.
/// </summary>
/// <param name="sender">The source of the event.</param>
/// <param name="e">The <see cref="Microsoft.Kinect.SkeletonFrameReadyEventArgs"/> instance containing the event data.</param>
void Kinect_SkeletonFrameReady(object sender, SkeletonFrameReadyEventArgs e)
{
// use flag not to track movements, on timer flag will change to true.
if (bFlag == false)
{
return;
}
// Opens the received SkeletonFrame
using (SkeletonFrame skeletonFrame = e.OpenSkeletonFrame())
{
// Skeleton frame might be null if we are too late or if the Kinect has been stopped
if (skeletonFrame == null)
{
return;
}
// Copies the data in a Skeleton array (6 items)
skeletonFrame.CopySkeletonDataTo(skeletonData);
// Retrieves Skeleton objects with Tracked state
var trackedSkeletons = skeletonData.Where(s => s.TrackingState == SkeletonTrackingState.Tracked);
// By default, assume all the drawn skeletons are inactive
foreach (SkeletonDrawing skeleton in drawnSkeletons.Values)
{
skeleton.Status = ActivityState.Inactive;
}
foreach (Skeleton trackedSkeleton in trackedSkeletons)
{
SkeletonDrawing skeletonDrawing;
// Checks if the tracked skeleton is already drawn.
if (!drawnSkeletons.ContainsKey(trackedSkeleton.TrackingId))
{
// If not, create a new drawing on our canvas
skeletonDrawing = new SkeletonDrawing(this.SkeletonCanvas);
drawnSkeletons.Add(trackedSkeleton.TrackingId, skeletonDrawing);
}
else
{
skeletonDrawing = drawnSkeletons[trackedSkeleton.TrackingId];
}
// Update the drawing
foreach (Joint joint in trackedSkeleton.Joints)
{
// Transforms a SkeletonPoint to a ColorImagePoint
//var colorPoint = Kinect.MapSkeletonPointToColor(joint.Position, Kinect.ColorStream.Format);
var colorPoint = Kinect.CoordinateMapper.MapSkeletonPointToColorPoint(joint.Position, Kinect.ColorStream.Format);
// Scale the ColorImagePoint position to the current window size
var point = new Point((int)colorPoint.X / 640.0 * this.ActualWidth, (int)colorPoint.Y / 480.0 * this.ActualHeight);
// update the position of that joint
skeletonDrawing.Update(joint.JointType, point, joint.Position.Z);
JointData data = new JointData(sw.Elapsed, joint.JointType, joint.TrackingState, joint.Position.X, joint.Position.Y, joint.Position.Z);
//CurrentExamData.Data.Add(new JointData(sw.Elapsed, joint));
if (joint.JointType == JointType.ElbowLeft || joint.JointType == JointType.ElbowRight)
{
CurrentExamData.Data.Add(data);
}
}
skeletonDrawing.Status = ActivityState.Active;
}
foreach (SkeletonDrawing skeleton in drawnSkeletons.Values)
{
// Erase all the still inactive drawing. It means they are not tracked anymore.
if (skeleton.Status == ActivityState.Inactive)
{
skeleton.Erase();
}
}
this.InvalidateVisual();
}
}
