Added FinalIK

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

@@ -0,0 +1,43 @@
+using UnityEngine;
+using System.Collections;
+using RootMotion.FinalIK;
+
+namespace RootMotion.Demos {
+	
+	/// <summary>
+	/// Contols animation for a third person person controller.
+	/// </summary>
+	public class CharacterAnimationThirdPersonIK: CharacterAnimationThirdPerson {
+		
+		private FullBodyBipedIK ik;
+
+		protected override void Start() {
+			base.Start();
+			
+			ik = GetComponent<FullBodyBipedIK>();
+		}
+
+		protected override void LateUpdate() {
+			base.LateUpdate();
+			
+			// Rotate the upper body a little bit to world up vector if the character is rotated (for wall-running)
+			if (Vector3.Angle(transform.up, Vector3.up) <= 0.01f) return;
+			
+			Quaternion r = Quaternion.FromToRotation(transform.up, Vector3.up);
+			
+			RotateEffector(ik.solver.bodyEffector, r, 0.1f);
+			RotateEffector(ik.solver.leftShoulderEffector, r, 0.2f);
+			RotateEffector(ik.solver.rightShoulderEffector, r, 0.2f);
+			RotateEffector(ik.solver.leftHandEffector, r, 0.1f);
+			RotateEffector(ik.solver.rightHandEffector, r, 0.1f);
+		}
+		
+		// Rotate an effector from the root of the character
+		private void RotateEffector(IKEffector effector, Quaternion rotation, float mlp) {
+			Vector3 d1 = effector.bone.position - transform.position;
+			Vector3 d2 = rotation * d1;
+			Vector3 offset = d2 - d1;
+			effector.positionOffset += offset * mlp;
+		}
+	}
+}