GHZMRSupport/Assets/SDK/Modules/Module_TrackableDetect/Examples/Scripts/TrackablePlaneGenerator.cs

using SC.XR.Unity;
using System.Collections;
using System.Collections.Generic;
using TMPro;
using UnityEngine;
using UnityEngine.UI;
using System.Linq;

public class TrackablePlaneGenerator : MonoBehaviour
{
    public GameObject trackablePlanePrefab;

    private List<PlaneTrackable> newPlanes = new List<PlaneTrackable>();
    private List<PlaneTrackable> allPlanes = new List<PlaneTrackable>();

    public Text text;

    private List<TrackablePlaneMono> trackableCache = new List<TrackablePlaneMono>();

#if UNITY_EDITOR
    public static bool twoPlane = false;

#endif

    public void Update()
    {
#if UNITY_EDITOR
        if (Input.GetKeyDown(KeyCode.O))
        {
            twoPlane = false;
        }

        if (Input.GetKeyDown(KeyCode.T))
        {
            twoPlane = true;
        }

#endif

        //if (!GSXRManager.Instance.Initialized)
        //{
        //    return;
        //}

        text.text = API_GSXR_Slam.GSXR_Get_PanelNum().ToString();

        TrackableManager.Instance.GetTrackables<PlaneTrackable>(newPlanes, TrackableQueryFilter.New);
        for (int i = 0; i < newPlanes.Count; i++)
        {
            GameObject trackablePlaneGameObject = Instantiate(trackablePlanePrefab);
            trackablePlaneGameObject.GetComponent<TrackablePlaneMono>().Init(newPlanes[i]);
            trackableCache.Add(trackablePlaneGameObject.GetComponent<TrackablePlaneMono>());
        }

        TrackableManager.Instance.GetTrackables<PlaneTrackable>(allPlanes, TrackableQueryFilter.All);
        List<TrackablePlaneMono> tobeRemovePlane = trackableCache.Where((item) =>
        {

            PlaneTrackable plane = allPlanes.Where((planeItem) =>
            {
                return planeItem.trackableId == item.GetPlaneId();
            }).FirstOrDefault();
            return plane == null;
        }).ToList();


        for (int i = 0; i < tobeRemovePlane.Count; i++)
        {
            trackableCache.Remove(tobeRemovePlane[i]);
            GameObject.Destroy(tobeRemovePlane[i].gameObject);

        }
    }
}