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Assets/BITKit/Unity/Scripts/Physics/PhysicsBasedAnimation.cs

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+using System;
+using System.Collections;
+using System.Collections.Generic;
+using UnityEngine;
+
+namespace BITKit.Physics
+{
+	[Serializable]
+	public class JointConfigure
+	{
+		public Transform animate;
+		public ConfigurableJoint joint;
+		public Quaternion InitialRotation { get; set; }
+	}
+	public class PhysicsBasedAnimation : MonoBehaviour
+	{
+		[Range(0, 1)] public float Blend;
+		[SerializeField] private JointConfigure[] jointConfigures;
+		[SerializeField] private float positionSpring;
+		[SerializeField] private float positionDamper;
+		[SerializeField] private float maximumForce;
+
+		private void Start()
+		{
+			foreach (var x in jointConfigures)
+			{
+				x.InitialRotation=x.animate.localRotation;
+			}
+		}
+		private void FixedUpdate()
+		{
+			//var spring = Mathf.Lerp(Blend,0,angularSprint);
+			var drive = new JointDrive
+			{
+				positionDamper = positionDamper,
+				positionSpring = positionSpring,
+				maximumForce = maximumForce,
+			};
+			foreach (var jointConfigure in jointConfigures)
+			{
+				jointConfigure.joint.angularXDrive = drive;
+				jointConfigure.joint.angularYZDrive = drive;
+				 jointConfigure.joint.targetRotation = Quaternion.Inverse(jointConfigure.animate.localRotation) *
+				                                       jointConfigure.InitialRotation;
+			}
+		}
+	}
+
+}