VRTK_CusorMouse.cs

using System.Collections;
using System.Collections.Generic;
using UnityEngine;

public class VRTK_CursorMouse : VRTK.VRTK_StraightPointerRenderer {

    public Camera camera;
    public Transform hand;

    protected override Transform GetOrigin(bool smoothed = true) {
        return camera.transform;
    }

    protected override float CastRayForward()
    {
        RaycastHit hit;
        Ray pointerRaycast = camera.ScreenPointToRay(Input.mousePosition);

        Transform origin = GetOrigin();
        RaycastHit pointerCollidedWith;
        bool rayHit = VRTK.VRTK_CustomRaycast.Raycast(customRaycast, pointerRaycast, out pointerCollidedWith, defaultIgnoreLayer, maximumLength);

        if (pointerCollidedWith.collider)
        {
            hand.LookAt(pointerCollidedWith.point);
        }
        else
        {
            hand.localRotation = Quaternion.identity;
        }



        CheckRayMiss(rayHit, pointerCollidedWith);
        CheckRayHit(rayHit, pointerCollidedWith);

        float actualLength = maximumLength;
        if (rayHit && pointerCollidedWith.distance < maximumLength)
        {
            actualLength = pointerCollidedWith.distance;
        }

        return OverrideBeamLength(actualLength);
    }

	
}