// Called when right hand coordinates change.
private void OnRightHandCoordinatesChanged(HandStateEventArgs e)
{
if (RightHandCoordinatesChanged != null)
{
RightHandCoordinatesChanged(this, e);
}
}
// Called when state of left hand changes.
private void OnLeftHandStateChanged(HandStateEventArgs e)
{
if (e.HandLeftState == HandState.Closed)
{
mouseInput.SendMouseInput((int)0, (int)0, 0, MouseFlags.MOUSEEVENTF_LEFTDOWN);
mouseInput.SendMouseInput((int)0, (int)0, 0, MouseFlags.MOUSEEVENTF_LEFTUP);
}
if (LeftHandStateChanged != null)
{
LeftHandStateChanged(this, e);
}
}
// Called when state of right hand changes.
private void OnRightHandStateChanged(HandStateEventArgs e)
{
// Set mouse input flags depending on new hand state.
if (e.HandRightState == HandState.Closed)
{
mouseInput.SendMouseInput((int)0, (int)0, 0, MouseFlags.MOUSEEVENTF_LEFTDOWN);
}
else if (e.HandRightState == HandState.Lasso)
{
referenceZ = e.Z;
}
else
{
mouseInput.SendMouseInput((int)0, (int)0, 0, MouseFlags.MOUSEEVENTF_LEFTUP);
}
if (RightHandStateChanged != null)
{
RightHandStateChanged(this, e);
}
}
void kinectHandler_RightHandStateChanged(object sender, HandStateEventArgs e)
{
rightHandState.Text = e.HandRightState.ToString();
}
void kinectHandler_RightHandCoordinatesChanged(object sender, HandStateEventArgs e)
{
xValue.Text = e.X.ToString();
yValue.Text = e.Y.ToString();
zValue.Text = e.Z.ToString();
}
// Runs whenever a new frame arrives from the Kinect sensor.
void BodyFrameReader_FrameArrived(object sender, BodyFrameArrivedEventArgs e)
{
bool dataReceived = false;
using (BodyFrame bodyFrame = e.FrameReference.AcquireFrame())
{
if (bodyFrame != null)
{
if (this.bodies == null)
{
this.bodies = new Body[bodyFrame.BodyCount];
}
bodyFrame.GetAndRefreshBodyData(this.bodies);
dataReceived = true;
}
}
if (dataReceived)
{
foreach (Body body in this.bodies)
{
if (body.IsTracked)
{
// Run currently active filter on coordinate input.
switch (pointFilters.CurrentlyActiveFilter)
{
case 0:
filtered = body.Joints[JointType.HandRight].Position; // No Filter.
break;
case 1:
filtered = pointFilters.SimpleAverageFilter(body.Joints[JointType.HandRight].Position, 5);
break;
case 2:
filtered = pointFilters.DoubleMovingAverage(body.Joints[JointType.HandRight].Position, 5);
break;
case 3:
filtered = pointFilters.ModifiedDoubleMovingAverage(body.Joints[JointType.HandRight].Position, 5);
break;
case 4:
filtered = pointFilters.ExponentialSmoothing(body.Joints[JointType.HandRight].Position, 0.5f);
break;
case 5:
filtered = pointFilters.DoubleExponentialSmoothing(body.Joints[JointType.HandRight].Position, 0.4f, 0.5f);
break;
}
// Extract coordinates.
float x = filtered.X;
float y = filtered.Y;
float z = filtered.Z;
// Inform eventhandler.
HandStateEventArgs coordArgs = new HandStateEventArgs();
coordArgs.X = x;
coordArgs.Y = y;
coordArgs.Z = z;
OnRightHandCoordinatesChanged(coordArgs);
// Compare current HandRightState with previous HandRightState.
if (body.HandRightState != previousHandRightState)
{
HandStateEventArgs args = new HandStateEventArgs();
args.HandRightState = body.HandRightState;
args.Z = z;
OnRightHandStateChanged(args);
}
if (body.HandLeftState != previousHandLeftState)
{
HandStateEventArgs args = new HandStateEventArgs();
args.HandLeftState = body.HandLeftState;
args.Z = z;
OnLeftHandStateChanged(args);
}
// Set current HandRightState to PreviousHandRightState for next iteration.
previousHandRightState = body.HandRightState;
previousHandLeftState = body.HandLeftState;
// Handle lasso handstate input.
if (body.HandRightState == HandState.Lasso)
{
if (referenceZ - z >= moveThresholdZ)
{
mouseInput.SendMouseInput(0, 0, 120, MouseFlags.MOUSEEVENTF_WHEEL);
}
else if (referenceZ - z <= -moveThresholdZ)
{
mouseInput.SendMouseInput(0, 0, -120, MouseFlags.MOUSEEVENTF_WHEEL);
}
}
/*
* if (body.Joints[JointType.HandLeft].Position.Y > body.Joints[JointType.HipLeft].Position.Y
|| body.Joints[JointType.HandLeft].Position.Y > body.Joints[JointType.HipLeft].Position.Y)
|| {
|| if (body.HandRightState == HandState.Open)
|| {
|| if (body.HandLeftState == HandState.Open)
|| {
|| LeftHandReferenceZ = body.Joints[JointType.HandLeft].Position.Z;
|| }
|| }
|| }
*/
// Set mouse position.
int dx = (int)(65535 / 2 + (x * 3) * 65535);
int dy = (int)(65535 / 2 - (y * 3) * 65535);
mouseInput.SendMouseInput(dx, dy, 0, MouseFlags.MOUSEEVENTF_MOVE | MouseFlags.MOUSEEVENTF_ABSOLUTE);
}
}
}
}
