void rotateShoulderUp(Transform shoulderSide, ArmTransforms arm, Transform targetHand,
Vector3 initialShoulderLocalPos, float angleSign)
{
Vector3 initialShoulderPos = shoulder.transform.TransformPoint(initialShoulderLocalPos);
Vector3 handShoulderOffset = targetHand.position - initialShoulderPos;
float armLength = arm.armLength;
Vector3 targetAngle = Vector3.zero;
float forwardDistanceRatio = Vector3.Dot(handShoulderOffset, shoulder.transform.forward) / armLength;
float upwardDistanceRatio = Vector3.Dot(handShoulderOffset, shoulder.transform.up) / armLength;
if (forwardDistanceRatio > 0f)
{
targetAngle.y = Mathf.Clamp((forwardDistanceRatio - 0.5f) * distinctShoulderRotationMultiplier, 0f,
distinctShoulderRotationLimitForward);
}
else
{
targetAngle.y = Mathf.Clamp(-(forwardDistanceRatio + 0.08f) * distinctShoulderRotationMultiplier * 10f,
-distinctShoulderRotationLimitBackward, 0f);
}
targetAngle.z = Mathf.Clamp(-(upwardDistanceRatio - 0.5f) * distinctShoulderRotationMultiplier,
-distinctShoulderRotationLimitUpward, 0f);
shoulderSide.localEulerAngles = targetAngle * angleSign;
}
void Awake()
{
if (leftArm == null)
{
leftArm = Instantiate(leftArmDummy, leftShoulderAnchor.position, leftShoulderAnchor.rotation, leftShoulderAnchor);
var armIk = leftArm.GetComponentInChildren <VRArmIK>();
armIk.shoulder = this;
armIk.shoulderPoser = GetComponent <ShoulderPoser>();
armIk.target = armIk.shoulderPoser.avatarTrackingReferences.leftHand.transform;
}
if (rightArm == null)
{
rightArm = Instantiate(rightArmDummy, leftShoulderAnchor.position, rightShoulderAnchor.rotation, rightShoulderAnchor);
var armIk = rightArm.GetComponentInChildren <VRArmIK>();
armIk.shoulder = this;
armIk.shoulderPoser = GetComponent <ShoulderPoser>();
armIk.target = armIk.shoulderPoser.avatarTrackingReferences.rightHand.transform;
}
}