private void ProcessNewFrame()
{
Vector3[,] fingerPosition;
Vector3[] gripPosition;
FingerShape[,] fingerShape;
HandShape[] handShape;
Vector3[] handVelocity;
Vector3[] handAcceleration;
_GetHandVelocityAndAceleration(out handVelocity, out handAcceleration);
ComputeFingertipLocalPosition(out fingerPosition, out gripPosition);
ComputeFingerShape(fingerPosition, out fingerShape);
ComputeHandShape(fingerShape, out handShape);
PoseDataFrame oldFrame = cachedPoseData.LatestFrame();
cachedPoseData.Add(new PoseDataFrame(fingerPosition, gripPosition, fingerShape, handShape, handVelocity, handAcceleration));
if (oldFrame.HandShape[0] != handShape[0] ||
oldFrame.HandShape[1] != handShape[1])
{
lastHandPoseChangeTime = DateTime.Now;
_OnHandShapeChange(oldFrame);
}
}
private static void _OnHandShapeChange(PoseDataFrame oldData)
{
var curData = cachedPoseData.LatestFrame();
var oldShape = oldData.HandShape;
var newShape = curData.HandShape;
OnHandShapeChange?.Invoke();
int r = (int)HandType.Right, l = (int)HandType.Left;
// Right hand OFF signals
if (FlagTurnedOff(oldShape[r], newShape[r], HandShape.Pinch))
{
OnRightHandStopPinch?.Invoke();
}
else if (FlagTurnedOff(oldShape[r], newShape[r], HandShape.Fist))
{
OnRightHandStopGrab?.Invoke();
}
else if (FlagTurnedOff(oldShape[r], newShape[r], HandShape.Pointing))
{
OnRightHandStopPoint?.Invoke();
}
else if (FlagTurnedOff(oldShape[r], newShape[r], HandShape.AlmostPointing))
{
OnRightHandStopAlmostPoint?.Invoke();
}
//Right hand ON signals
if (FlagTurnedOn(oldShape[r], newShape[r], HandShape.Pinch))
{
OnRightHandStartPinch?.Invoke();
}
else if (FlagTurnedOn(oldShape[r], newShape[r], HandShape.Fist))
{
OnRightHandStartGrab?.Invoke();
}
else if (FlagTurnedOn(oldShape[r], newShape[r], HandShape.Pointing))
{
OnRightHandStartPoint?.Invoke();
}
else if (FlagTurnedOn(oldShape[r], newShape[r], HandShape.AlmostPointing))
{
OnRightHandStartAlmostPoint?.Invoke();
}
// Left hand OFF signals
if (FlagTurnedOff(oldShape[l], newShape[l], HandShape.Pinch))
{
OnLeftHandStopPinch?.Invoke();
}
else if (FlagTurnedOff(oldShape[l], newShape[l], HandShape.Fist))
{
OnLeftHandStopGrab?.Invoke();
}
else if (FlagTurnedOff(oldShape[l], newShape[l], HandShape.Pointing))
{
OnLeftHandStopPoint?.Invoke();
}
else if (FlagTurnedOff(oldShape[l], newShape[l], HandShape.AlmostPointing))
{
OnLeftHandStopAlmostPoint?.Invoke();
}
//Left hand ON signals
if (FlagTurnedOn(oldShape[l], newShape[l], HandShape.Pinch))
{
OnLeftHandStartPinch?.Invoke();
}
else if (FlagTurnedOn(oldShape[l], newShape[l], HandShape.Fist))
{
OnLeftHandStartGrab?.Invoke();
}
else if (FlagTurnedOn(oldShape[l], newShape[l], HandShape.Pointing))
{
OnLeftHandStartPoint?.Invoke();
}
else if (FlagTurnedOn(oldShape[l], newShape[l], HandShape.AlmostPointing))
{
OnLeftHandStartAlmostPoint?.Invoke();
}
}
