VRTK简要说明

 1.导入VRTK开发包 ，下方三个为基础控件，用于识别硬件设备以及相关配置

 2.移动功能简介 

 3.ui交互事件，将VRTK_UICanvas 组件添加到Canvas下可用ui所有事件

1.问题容易出现ui穿透，所以在做的时候要防止穿透，最好不存在遮挡，将不需要用的ui缩小为0

2.问题动态ui添加事件容易出问题（例如滚动ui的button点击事件会出现ui绑定事件错乱，原因为ui层级发生变动，所以应该提前添加事件）

4.物体抓取、碰撞反馈：重写VRTK_InteractableObject，例如碰到该物体执行事件或者将物体丢出执行事件

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

public enum Test_demo_chong_xie
{
    黑板擦,
    桌子

}
/// <summary>
/// 切记 此脚本重写VRTK_InteractableObject ，所以被抓取对象不应再挂载 VRTK_InteractableObject
/// </summary>
public class Hei_ban_ca_zhuozi : VRTK_InteractableObject
{
    public Test_demo_chong_xie demo;
   
    /// <summary>
    /// 抓住物体 回调
    /// </summary>
    /// <param name="currentGrabbingObject"></param>
    public override void Grabbed(VRTK_InteractGrab currentGrabbingObject = null)
    {
        base.Grabbed(currentGrabbingObject);

        print("拿起东西");
       
        if (demo == Test_demo_chong_xie.黑板擦)
        {
            transform.GetChild(0).gameObject.SetActive(false);

           
        }
    }
    /// <summary>
    /// 丢掉物体 回调
    /// </summary>
    /// <param name="previousGrabbingObject"></param>
    public override void Ungrabbed(VRTK_InteractGrab previousGrabbingObject = null)
    {
        base.Ungrabbed(previousGrabbingObject);
        print("丢掉东西");
       
        if (demo == Test_demo_chong_xie.黑板擦)
        {
            transform.GetChild(0).gameObject.SetActive(true);
            switch (UIEvent.instance.di_or_gao_number)
            {
                //di
                case 1:
                    transform.GetComponent<Ray_VR_3d_di_ji_bie_event>().Diu_hei_ban();
                    break;
                //gao
                case 2:
                    transform.GetComponent<Ray_VR_3d_gao_ji_bie_event>().Diu_hei_ban_ca();
                    break;
                default:
                    break;
            }
        }
    }
    /// <summary>
    /// 接触物体 回调
    /// </summary>
    /// <param name="currentTouchingObject"></param>
    public override void StartTouching(VRTK_InteractTouch currentTouchingObject = null)
    {
        base.StartTouching(currentTouchingObject);

        print("正在被敲打");
        if(demo== Test_demo_chong_xie.桌子)
        {
            switch (UIEvent.instance.di_or_gao_number)
            {
                //di
                case 1:
                    transform.GetComponent<Ray_VR_3d_di_ji_bie_event>().Pai_zhuo_zi();
                    break;
                 //gao
                case 2:
                    transform.GetComponent<Ray_VR_3d_gao_ji_bie_event>().Pai_zhuo_zi();
                    break;
                default:
                    break;
            }

        }
    }
}