// check thumb finger up/down
protected bool isThumbDirection(Hand hand, Vector3 dir)
{
List <Finger> listOfFingers = hand.Fingers;
for (int f = 0; f < listOfFingers.Count; f++)
{
Finger finger = listOfFingers [f];
if (finger.Type == Finger.FingerType.TYPE_THUMB)
{
float angleThumbFinger = angle2LeapVectors(finger.Direction,
UnityVectorExtension.ToVector(dir));
float angleThumbFinger2 = angle2LeapVectors(
finger.TipPosition - hand.PalmPosition, UnityVectorExtension.ToVector(dir));
//Debug.Log (angleThumbFinger + " " + angleThumbFinger2);
if (angleThumbFinger < deltaAngleThumb ||
angleThumbFinger2 < deltaAngleThumb)
{
return(true);
}
else
{
return(false);
}
}
}
return(false);
}
//Jason <PillarOfEden>
public bool isFingerDirection(Hand hand, Finger.FingerType finterType, Vector3 dir, float deltaAngle)
{
List <Finger> listOfFingers = hand.Fingers;
for (int f = 0; f < listOfFingers.Count; f++)
{
Finger finger = listOfFingers[f];
if (finger.Type == finterType)
{
float angleFinger = angle2LeapVectors(finger.Direction,
UnityVectorExtension.ToVector(dir));
float angleFinger2 = angle2LeapVectors(
finger.StabilizedTipPosition - hand.PalmPosition, UnityVectorExtension.ToVector(dir));
//Debug.Log (angleThumbFinger + " " + angleThumbFinger2);
if (angleFinger < deltaAngle ||
angleFinger2 < deltaAngle)
{
return(true);
}
else
{
return(false);
}
}
}
return(false);
}
protected bool checkPalmNormalInXZPlane(Hand hand)
{
float anglePalmNormal = angle2LeapVectors(hand.PalmNormal, UnityVectorExtension.ToVector(Vector3.up));
return(anglePalmNormal > 70 && anglePalmNormal < 110);
}
protected bool isPalmNormalSameDirectionWith(Hand hand, Vector3 dir)
{
return(isSameDirection(hand.PalmNormal, UnityVectorExtension.ToVector(dir)));
}
public bool isPalmNormalSameDirectionWith(Hand hand, Vector3 dir, float handForwardDegree)
{
return(isSameDirection(hand.PalmNormal, UnityVectorExtension.ToVector(dir), handForwardDegree));
}