GHZMRNavigator/Assets/Scripts/ARCore/MultiImageTracking.cs

using System.Collections.Generic;
using UnityEngine;
using UnityEngine.XR.ARFoundation;

/// <summary>多图跟踪</summary>
public class MultiImageTracking : MonoBehaviour
{
    private ARTrackedImageManager ImgTrackedManager;
    private List<GameObject> mPrefabs = new List<GameObject>();

    private void Awake()
    {
        ImgTrackedManager = GetComponent<ARTrackedImageManager>();
    }

    private void Start()
    {
        //mPrefabs.Add(Resources.Load("Prefabs/Rafflesia") as GameObject);
        //mPrefabs.Add(Resources.Load("Prefabs/Logo") as GameObject);
        //mPrefabs.Add(Resources.Load("Prefabs/QRCode") as GameObject);
        //mPrefabs.Add(Resources.Load("Prefabs/One") as GameObject);
        //mPrefabs.Add(Resources.Load("Prefabs/Two") as GameObject);
    }

    private void OnEnable()
    {
        ImgTrackedManager.trackedImagesChanged += OnTrackedImagesChanged;
    }

    private void OnDisable()
    {
        ImgTrackedManager.trackedImagesChanged -= OnTrackedImagesChanged;
    }

    private void OnTrackedImagesChanged(ARTrackedImagesChangedEventArgs eventArgs)
    {
        foreach (var trackedImage in eventArgs.added)
        {
            OnImagesChanged(trackedImage);
        }
    }

    private void OnImagesChanged(ARTrackedImage referenceImage)
    {
        Debug.Log("Image name:" + referenceImage.referenceImage.name);

        switch (referenceImage.referenceImage.name)
        {
            case "Rafflesia":

                Instantiate(mPrefabs[0], referenceImage.transform);
                break;

            case "Logo":
                
                Instantiate(mPrefabs[1], referenceImage.transform);
                break;

            case "QRCode":

                Instantiate(mPrefabs[2], referenceImage.transform);
                break;

            case "One":

                Instantiate(mPrefabs[3], referenceImage.transform);
                break;

            case "Two":

                Instantiate(mPrefabs[4], referenceImage.transform);
                break;
        }
    }

}