private void Kinect_OnTrackedBody(object sender, BodyEventArgs e)
{
Body body = e.BodyData;
if (Mode == ControlMode.Disabled)
{
return;
}
for (int i = 1; i >= 0; i--) // Starts looking from right hand.
{
bool isLeft = (i == 0);
if (body.IsHandLiftForward(isLeft))
{
if (usedHandIndex == -1)
{
usedHandIndex = i;
}
else if (usedHandIndex != i)
{
// In two-hand control mode, non-used hand would be used for pressing/releasing mouse button.
if (Mode == ControlMode.MoveGripPressing)
{
DoMouseControlByHandState(i, body.GetHandState(isLeft));
}
continue;
}
if (body.IsHandLiftUpward(isLeft) && body.IsHandLiftUpward(!isLeft))
{
HandDist.Add(body.TwoHandsDistance());
//System.Diagnostics.Trace.WriteLine(HandDist.Count);
if (HandDist.Count == 2)
{
if (HandDist[1] - HandDist[0] >= 0.25)
{
MouseControl.Wheel(120);
//System.Diagnostics.Trace.WriteLine(1);
HandDist[0] = HandDist[1];
HandDist.RemoveAt(1);
}
else if (HandDist[0] - HandDist[1] >= 0.25)
{
MouseControl.Wheel(-120);
//System.Diagnostics.Trace.WriteLine(-1);
HandDist[0] = HandDist[1];
HandDist.RemoveAt(1);
}
else
{
HandDist.RemoveAt(1);
}
}
//System.Diagnostics.Trace.WriteLine(body.TwoHandsDistance());
}
else
{
HandDist.Clear();
kinectJointFilter.UpdateFilter(body);
//MVector2 handPos = body.GetHandRelativePosition(isLeft);
MVector2 handPos = KinectBodyHelper.GetHandSmoothedRelativePosition(kinectJointFilter.GetFilteredJoints(), isLeft);
MVector2 targetPos = cursorMapper.GetSmoothedOutputPosition(handPos);
//System.Diagnostics.Trace.WriteLine(handPos.ToString());
MouseControl.MoveTo(targetPos.X, targetPos.Y);
if (Mode == ControlMode.GripToPress)
{
DoMouseControlByHandState(i, body.GetHandState(isLeft));
}
else if (Mode == ControlMode.HoverToClick)
{
if ((targetPos - lastCursorPos).Length() > HoverRange)
{
ToggleHoverTimer(false);
hoverClicked = false;
}
lastCursorPos = targetPos;
}
}
}
else
{
if (usedHandIndex == i)
{
// Reset to none.
usedHandIndex = NONE_USED;
ReleaseGrip(i);
}
else if (Mode == ControlMode.MoveLiftClicking)
{
DoMouseClickByHandLifting(i, body.GetHandRelativePosition(isLeft));
//System.Diagnostics.Trace.WriteLine(body.GetHandRelativePosition(isLeft).Y);
}
else // Release mouse button when it's not regularly released, such as hand tracking lost.
{
ReleaseGrip(i);
}
}
}
ToggleHoverTimer(Mode == ControlMode.HoverToClick && usedHandIndex != -1);
}