Added FinalIK

Assets/Plugins/RootMotion/FinalIK/_DEMOS/FBBIK/Scripts/HoldingHands.cs

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+using UnityEngine;
+using System.Collections;
+using RootMotion.FinalIK;
+
+namespace RootMotion.Demos {
+
+	/// <summary>
+	/// Holding hands rig.
+	/// </summary>
+	public class HoldingHands : MonoBehaviour {
+
+		public FullBodyBipedIK rightHandChar, leftHandChar; // The characters
+
+		public Transform rightHandTarget, leftHandTarget; // IK targets for the hands
+		public float crossFade; // Which character is dominating?
+		public float speed = 10f; // Speed of smoothly lerping the hands target
+
+		private Quaternion rightHandRotation, leftHandRotation;
+
+		void Start() {
+			// Find the rotations of the hands target (this gameobject) in the rotation spaces of the hand bones
+			rightHandRotation = Quaternion.Inverse(rightHandChar.solver.rightHandEffector.bone.rotation) * transform.rotation;
+			leftHandRotation = Quaternion.Inverse(leftHandChar.solver.leftHandEffector.bone.rotation) * transform.rotation;
+		}
+
+		void LateUpdate () {
+			// Positioning the hands target
+			Vector3 targetPosition = Vector3.Lerp(rightHandChar.solver.rightHandEffector.bone.position, leftHandChar.solver.leftHandEffector.bone.position, crossFade);
+			transform.position = Vector3.Lerp(transform.position, targetPosition, Time.deltaTime * speed);
+
+			// Rotating the hands target
+			transform.rotation = Quaternion.Slerp(rightHandChar.solver.rightHandEffector.bone.rotation * rightHandRotation, leftHandChar.solver.leftHandEffector.bone.rotation * leftHandRotation, crossFade);
+
+			// Set effector positions and rotations
+			rightHandChar.solver.rightHandEffector.position = rightHandTarget.position;
+			rightHandChar.solver.rightHandEffector.rotation = rightHandTarget.rotation;
+			
+			leftHandChar.solver.leftHandEffector.position = leftHandTarget.position;
+			leftHandChar.solver.leftHandEffector.rotation = leftHandTarget.rotation;
+		}
+	}
+}