public void UpdateFingers(Hand h, Transform parent, Vector3 offset)
{
for (int i = 0; i < m_fingers.Length; ++i)
{
LeapFinger finger = m_fingers[i].GetComponent <LeapFinger>();
GameObject [] joints = finger.GetJoints();
GameObject [] langes = finger.GetLanges();
for (int j = 0; j < joints.Length; ++j)
{
Vector3 pos = parent.TransformPoint(offset + h.Fingers[i].JointPosition((Finger.FingerJoint)j).ToUnityScaled());
Vector3 nextPos = parent.TransformPoint(offset + h.Fingers[i].JointPosition((Finger.FingerJoint)j + 1).ToUnityScaled());
joints[j].transform.position = pos;
joints[j].rigidbody.velocity = parent.TransformDirection(h.Fingers[i].TipVelocity.ToUnityScaled());
Vector3 langePos = (pos + nextPos) * 0.5f;
langes[j].transform.position = langePos;
langes[j].transform.up = (nextPos - pos);
Vector3 newScale = langes[j].transform.localScale;
newScale.y = Mathf.Max(0.0f, (nextPos - pos).magnitude - 0.003f);
langes[j].transform.localScale = newScale;
}
Vector3 tipPos = parent.TransformPoint(offset + h.Fingers[i].JointPosition(Finger.FingerJoint.JOINTTIP).ToUnityScaled());
finger.GetFingerTip().transform.position = tipPos;
finger.GetFingerTip().rigidbody.velocity = parent.TransformDirection(h.Fingers[i].TipVelocity.ToUnityScaled());
finger.m_fingerID = h.Fingers[i].Id;
}
}
//Destroy Unity components of the finger
public void DestroyFingerComponents(LeapFinger leapFinger)
{
Destroy(leapFinger.getFingerObject());
Destroy(leapFinger.getMetacarpal().getBoneObject());
Destroy(leapFinger.getMetacarpal().getPreJointObject());
Destroy(leapFinger.getProximal().getBoneObject());
Destroy(leapFinger.getProximal().getPreJointObject());
Destroy(leapFinger.getIntermediate().getBoneObject());
Destroy(leapFinger.getIntermediate().getPreJointObject());
Destroy(leapFinger.getDistal().getBoneObject());
Destroy(leapFinger.getDistal().getPreJointObject());
}
private void DataReady(object sender, FrameEventArgs e)
{
if (OnSerializationReady == null)
{
return;
}
Frame frame = e.frame;
if (frame == null)
{
//OnSerializationReady.Invoke(this, new SerializationEventArgs(LeapSerialization.DataIndex));
return;
}
LeapFrame newFrame = new LeapFrame()
{
Id = frame.Id
};
List <Hand> hands = frame.Hands;
int handCount = limitedHandCount == -1 ? hands.Count : Math.Min(limitedHandCount, hands.Count);
for (int handIndex = 0; handIndex < handCount; handIndex++)
{
Hand hand = hands[handIndex];
List <Finger> fingers = hand.Fingers;
List <LeapFinger> leapFingers = new List <LeapFinger>();
for (int fingerIndex = 0; fingerIndex < FingerCount; fingerIndex++)
{
Finger finger = fingers[fingerIndex];
LeapFinger leapFinger = new LeapFinger()
{
Id = finger.Id,
IsExtended = fingers[fingerIndex].IsExtended,
TimeVisible = fingers[fingerIndex].TimeVisible,
Width = fingers[fingerIndex].Width,
Length = fingers[fingerIndex].Length,
TipPosition = fingers[fingerIndex].TipPosition.ToSerialiableVector(),
Direction = fingers[fingerIndex].Direction.ToSerialiableVector(),
TipVelocity = fingers[fingerIndex].TipVelocity.ToSerialiableVector()
//StabilizedTipVelocity = fingers[fingerIndex].ToSerialiableVector()
};
if (readBones)
{
Bone[] bones = fingers[fingerIndex].bones;
LeapBone[] leapBones = new LeapBone[BoneCount];
for (int boneIndex = 0; boneIndex < BoneCount; boneIndex++)
{
leapBones[boneIndex] = new LeapBone()
{
Length = bones[boneIndex].Length,
Width = bones[boneIndex].Width,
Center = bones[boneIndex].Center.ToSerialiableVector(),
Direction = bones[boneIndex].Direction.ToSerialiableVector(),
Rotation = bones[boneIndex].Rotation.ToSerialiableQuaternion()
};
}
leapFinger.bones = leapBones;
}
leapFingers.Add(leapFinger);
}
LeapHand leapHand = new LeapHand()
{
Id = hand.Id,
IsLeft = hand.IsLeft,
Confidence = hand.Confidence,
TimeVisible = hand.TimeVisible,
GrabStrength = hand.GrabStrength,
GrabAngle = hand.GrabAngle,
PinchStrength = hand.PinchStrength,
PinchDistance = hand.PinchDistance,
PalmWidth = hand.PalmWidth,
PalmPosition = hand.PalmPosition.ToSerialiableVector(),
PalmVelocity = hand.PalmVelocity.ToSerialiableVector(),
Direction = hand.Direction.ToSerialiableVector(),
PalmNormal = hand.PalmNormal.ToSerialiableVector(),
Rotation = hand.Rotation.ToSerialiableQuaternion(),
WristPosition = hand.WristPosition.ToSerialiableVector(),
//StabilizedPalmPosition = hand.StabilizedPalmPosition.ToSerialiableVector(),
Fingers = leapFingers,
};
if (readArm)
{
Arm arm = hand.Arm;
LeapArm leapArm = new LeapArm()
{
Length = arm.Length,
Width = arm.Width,
Elbow = arm.ElbowPosition.ToSerialiableVector(),
Wrist = arm.WristPosition.ToSerialiableVector(),
Center = hand.Arm.Center.ToSerialiableVector(),
Direction = hand.Arm.Direction.ToSerialiableVector(),
Rotation = hand.Arm.Rotation.ToSerialiableQuaternion()
};
leapHand.Arm = leapArm;
}
newFrame.Hands.Add(leapHand);
}
data.frame = newFrame;
if (hands.Count > 0)
{
OnSerializationReady.Invoke(this, new SerializationEventArgs(LeapData.DataIndex, SerializationUtil.Serialize(data), true));
sentNoHandTimes = 0;
}
else if (SendNoHandMaxCount == -1 || ++sentNoHandTimes <= SendNoHandMaxCount)
{
OnSerializationReady.Invoke(this, new SerializationEventArgs(LeapData.DataIndex, SerializationUtil.Serialize(data), true));
}
}