TestPointerHit.cs
using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using VRTK;

public class TestPointerHit : VRTK_Pointer    //继承VRTK_Pointer
{
    public override void PointerEnter(RaycastHit givenHit)
    {//重写PointerEnter
        base.PointerEnter(givenHit);  //VRTK_Pointer里的内容，建议保留

        Debug.Log(givenHit.collider.gameObject);
    }
}