RigidbodyExtensions.cs

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// Copyright (c) Microsoft Corporation. All rights reserved.
// Licensed under the MIT License. See LICENSE in the project root for license information.

#if UNITY_WSA && UNITY_2017_2_OR_NEWER
using UnityEngine;
using UnityEngine.XR.WSA.Input;

namespace HoloToolkit.Unity.InputModule.Examples.Grabbables
{
    public static class RigidbodyExtensions
    {
        public static ControllerReleaseData GetThrowReleasedVelocityAndAngularVelocity(this Rigidbody _rigidbody, Vector3 centerOfMassOfRigidbody, InteractionSourcePose poseInfo)
        {
            Vector3 setVel = default(Vector3);
            Vector3 angVel = default(Vector3);
            Vector3 controllerPos = default(Vector3);
            Vector3 controllerVelocity = default(Vector3);
            Vector3 controllerAngularVelocity = default(Vector3);
            poseInfo.TryGetPosition(out controllerPos);
            poseInfo.TryGetVelocity(out controllerVelocity);
            poseInfo.TryGetAngularVelocity(out controllerAngularVelocity);
            float dist = Vector3.Distance(centerOfMassOfRigidbody, controllerPos);

            //vel = velocityOfController + angularVelOfController * distBetween grabbable center of mass and controllerPos;
            //setVel = controllerVelocity + controllerAngularVelocity + (controllerAngularVelocity *-1) * dist;
            setVel = controllerVelocity;
            Debug.Log(" SetVal = ControllerVelocity ( " + controllerVelocity + ") controllerAngVel ((" + controllerAngularVelocity + ") * -1 )" + "  * dist (" + dist + ")");

            return new ControllerReleaseData(setVel, angVel);
        }
    }
}
#endif