private void TrackGesture(Skeleton skeleton, ref GestureTracker tracker, long timeStamp)
{
Joint leftHand = skeleton.Joints[JointType.HandLeft];
Joint rightHand = skeleton.Joints[JointType.HandRight];
if (leftHand.TrackingState != JointTrackingState.NotTracked && rightHand.TrackingState != JointTrackingState.NotTracked)
{
if (tracker.State == GestureState.InProcess && tracker.TimeStamp + _TIMEOUT <= timeStamp)
//响应超时
tracker.UpdateState(GestureState.Failure, timeStamp);
else
{
if (tracker.State == GestureState.InProcess)
{
if (Math.Abs(leftHand.Position.X - rightHand.Position.X) >= UPPER_THRESHOLD || Math.Abs(leftHand.Position.Y - rightHand.Position.Y) >= UPPER_THRESHOLD)
{
tracker.UpdateState(GestureState.Success, timeStamp);
if (GestureDetected != null)
GestureDetected(this, new EventArgs());
}
}
else
{
if (Math.Abs(leftHand.Position.Y - rightHand.Position.Y) < LOWER_THRESHOLD && Math.Abs(leftHand.Position.X - rightHand.Position.X) <= LOWER_THRESHOLD)
tracker.UpdatePosition(timeStamp);
else
tracker.Reset();
}
}
}
else
tracker.Reset();
}
private void TrackGesture(Skeleton skeleton, ref GestureTracker tracker, long timeStamp)
{
Joint hand = skeleton.Joints[JointType.HandLeft];
Joint head = skeleton.Joints[JointType.Head];
if (hand.TrackingState != JointTrackingState.NotTracked && head.TrackingState != JointTrackingState.NotTracked)
{
if (tracker.State == GestureState.Success)
{
if (head.Position.Y - hand.Position.Y < 0.5f)
tracker.Reset();
}
else
{
if (tracker.State == GestureState.InProcess && tracker.TimeStamp + _TIMEOUT <= timeStamp)
//响应超时
tracker.UpdateState(GestureState.Failure, timeStamp);
else
{
if (tracker.State == GestureState.InProcess)
{
if (tracker.StartX - hand.Position.X > SIDE_THRESHOLD && tracker.StartY - hand.Position.Y > SIDE_THRESHOLD)
{
tracker.UpdateState(GestureState.Success, timeStamp);
if (GestureDetected != null)
GestureDetected(this, new EventArgs());
}
}
else
{
if (hand.Position.Y - head.Position.Y >= ABOVE_THRESHOLD)
tracker.UpdatePosition(hand.Position.X, hand.Position.Y, timeStamp);
else
tracker.Reset();
}
}
}
}
else
tracker.Reset();
}
private void TrackGesture(Skeleton skeleton,bool isLeft, ref GestureTracker tracker, long timeStamp)
{
JointType handJointId = (isLeft) ? JointType.HandLeft : JointType.HandRight;
JointType elbowJointId = (isLeft) ? JointType.ElbowLeft : JointType.ElbowRight;
Joint hand = skeleton.Joints[handJointId];
Joint elbow = skeleton.Joints[elbowJointId];
if (hand.TrackingState != JointTrackingState.NotTracked && elbow.TrackingState != JointTrackingState.NotTracked)
{
if (tracker.State == GestureState.InProcess && tracker.TimeStamp + _TIMEOUT <= timeStamp)
//响应超时
tracker.UpdateState(GestureState.Failure, timeStamp);
else
{
if (tracker.State == GestureState.InProcess)
{
if (hand.Position.X - tracker.StartX >= UPPER_THRESHOLD && Math.Abs(hand.Position.Y - tracker.StartY) <= LOWER_THRESHOLD)
{
tracker.UpdateState(GestureState.Success, timeStamp);
if (GestureDetected != null)
GestureDetected(this, new EventArgs());
}
}
else
{
if (Math.Abs(hand.Position.Y - elbow.Position.Y) <= LOWER_THRESHOLD && Math.Abs(hand.Position.Z - elbow.Position.Z) >= ZINDEX_THRESHOLD)
tracker.UpdatePosition(hand.Position.X,hand.Position.Y, timeStamp);
else
tracker.Reset();
}
}
}
else
tracker.Reset();
}
private void TrackGesture(Skeleton skeleton, bool isLeft, ref GestureTracker tracker, long timeStamp)
{
JointType handJointId = (isLeft) ? JointType.HandLeft : JointType.HandRight;
JointType elbowJointId = (isLeft) ? JointType.ElbowLeft : JointType.ElbowRight;
Joint hand = skeleton.Joints[handJointId];
Joint elbow = skeleton.Joints[elbowJointId];
if (hand.TrackingState != JointTrackingState.NotTracked && elbow.TrackingState != JointTrackingState.NotTracked)
{
if (tracker.State == GestureState.InProcess && tracker.TimeStamp + WAVE_MOVEMENT_TIMEOUT < timeStamp)
{
//超时失效
tracker.UpdateState(GestureState.Failure, timeStamp);
}
else if (hand.Position.Y > elbow.Position.Y+0.15f)
{
if (hand.Position.X <= elbow.Position.X - WAVE_THRESHOLD)
tracker.UpdatePosition(WavePosition.Left, timeStamp);
else if (hand.Position.X >= elbow.Position.X + WAVE_THRESHOLD)
tracker.UpdatePosition(WavePosition.Right, timeStamp);
else
tracker.UpdatePosition(WavePosition.Neutral, timeStamp);
if (tracker.State != GestureState.Success && tracker.IterationCount == REQUIRED_ITERATIONS)
{
//手势识别成功
tracker.UpdateState(GestureState.Success, timeStamp);
if (GestureDetected != null)
GestureDetected(this, new EventArgs());
}
}
else
{
if (tracker.State == GestureState.InProcess)
tracker.UpdateState(GestureState.Failure, timeStamp);
else
tracker.Reset();
}
}
else
tracker.Reset();
}