/// <summary>
/// Returns the euler rotation in degrees for the right hand or Vector3.zero if it is unavailable
/// </summary>
public Vector3 GetRightHandNormal()
{
SDK_BaseGestureLibrary currentLibrary = VRTK.VRTK_SDK_Bridge.GetHandSDK().GetGestureLibrary();
if (currentLibrary == null)
{
Debug.LogWarning("Unable to find gesture library for current Hand SDK");
return(Vector3.zero);
}
else
{
return(currentLibrary.GetHandNormal(SDK_BaseGestureLibrary.Hand.Right));
}
}
public virtual bool GetBoolValue(BasicGesture givenGesture, SDK_BaseGestureLibrary.Hand handIndex)
{
SDK_BaseGestureLibrary currentLibrary = VRTK.VRTK_SDK_Bridge.GetHandSDK().GetGestureLibrary();
if (currentLibrary == null)
{
// preventing a null exception, but this really should use some error handling
// since currently it doesn't differentiate between a gesture not happening and a hand not existing
// does not print a warning because it would flood the log
return(false);
}
switch (givenGesture)
{
case BasicGesture.IsThumbBent:
return(currentLibrary.IsFingerBent(handIndex, SDK_BaseGestureLibrary.Finger.Thumb));
case BasicGesture.IsIndexFingerBent:
return(currentLibrary.IsFingerBent(handIndex, SDK_BaseGestureLibrary.Finger.Index));
case BasicGesture.IsMiddleFingerBent:
return(currentLibrary.IsFingerBent(handIndex, SDK_BaseGestureLibrary.Finger.Middle));
case BasicGesture.IsRingFingerBent:
return(currentLibrary.IsFingerBent(handIndex, SDK_BaseGestureLibrary.Finger.Ring));
case BasicGesture.IsPinkyFingerBent:
return(currentLibrary.IsFingerBent(handIndex, SDK_BaseGestureLibrary.Finger.Pinky));
case BasicGesture.IsHandOpen:
return(currentLibrary.IsHandOpen(handIndex));
case BasicGesture.IsHandClosed:
return(currentLibrary.IsHandClosed(handIndex));
case BasicGesture.IsHandPinching:
return(currentLibrary.IsHandPinched(handIndex));
default:
return(false);
}
}
public override bool IsConditionOccuring(SDK_BaseGestureLibrary.Hand specificHand, AdvancedGesture advancedGestureInfo)
{
SDK_BaseGestureLibrary currentLibrary = VRTK.VRTK_SDK_Bridge.GetHandSDK().GetGestureLibrary();
if (currentLibrary == null)
{
Debug.LogWarning("No gesture library detected for the current Hand SDK");
return(false);
}
Vector3 palmNormal = currentLibrary.GetHandNormal(specificHand);
if (palmNormal == Vector3.zero)
{
// hand tracking lost
return(false);
}
// otherVec is a normal vector that will be compared to the palm vector
Vector3 otherVec;
Quaternion rotationToUse = Quaternion.Euler(eulerRotationFromOtherVector);
if (otherVectorToUse == OtherVector.World)
{
switch (otherVectorDirection)
{
case VectorType.Forward:
{
otherVec = rotationToUse * Vector3.forward;
break;
}
case VectorType.Up:
{
otherVec = rotationToUse * Vector3.up;
break;
}
default:
{
otherVec = rotationToUse * Vector3.up;
break;
}
}
}
else if (otherVectorToUse == OtherVector.Hmd)
{
Transform hmd = VRTK_SDK_Bridge.GetHeadset();
switch (otherVectorDirection)
{
case VectorType.Forward:
{
otherVec = hmd.TransformDirection(rotationToUse * Vector3.forward);
break;
}
case VectorType.Up:
{
otherVec = hmd.TransformDirection(rotationToUse * Vector3.up);
break;
}
default:
{
otherVec = hmd.TransformDirection(rotationToUse * Vector3.up);
break;
}
}
}
else
{
// for whatever reason, otherVec is undefined. return false
return(false);
}
float dotProduct = Vector3.Dot(otherVec, palmNormal);
// close to 1 -> similar direction
if (dotProduct >= 1 - tolerance)
{
return(true);
}
else
{
return(false);
}
}
