一、效果
二、首先创建图片集合
三、添加设置识别图片
四、
制作预制体
五、代码
using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using UnityEngine.XR.ARFoundation;
using UnityEngine.XR.ARSubsystems;
public class MultiTargetsManager : MonoBehaviour
{
[SerializeField]
private ARTrackedImageManager m_ARTrackedImageManager;
[SerializeField]
private GameObject[] aRmodelsToPlace;
private Dictionary<string, GameObject> aRModels=new Dictionary<string, GameObject>();
private Dictionary<string, bool> modelState = new Dictionary<string, bool>();
void Start()
{
foreach (var item in aRmodelsToPlace)
{
GameObject newARModel = Instantiate(item, Vector3.zero, Quaternion.identity);
newARModel.name = item.name;
Debug.Log(newARModel.name);
aRModels.Add(newARModel.name, newARModel);
newARModel.SetActive(false);
modelState.Add(newARModel.name, false);
}
}
private void OnEnable()
{
m_ARTrackedImageManager.trackedImagesChanged += M_ARTrackedImageManager_trackedImagesChanged;
}
private void OnDisable()
{
m_ARTrackedImageManager.trackedImagesChanged -= M_ARTrackedImageManager_trackedImagesChanged;
}
private void M_ARTrackedImageManager_trackedImagesChanged(ARTrackedImagesChangedEventArgs obj)
{
foreach (var trackedImage in obj.added)
{
ShowARModel(trackedImage);
}
foreach (var trackedImage in obj.updated)
{
if(trackedImage.trackingState==TrackingState.Tracking)
{
ShowARModel(trackedImage);
}else if(trackedImage.trackingState==TrackingState.Limited)
{
HideARModel(trackedImage);
}
}
}
private void ShowARModel(ARTrackedImage aRTrackedImage)
{
bool isModelActivated = modelState[aRTrackedImage.referenceImage.name];
if(!isModelActivated)
{
GameObject aRModel = aRModels[aRTrackedImage.referenceImage.name];
aRModel.transform.position = aRTrackedImage.transform.position;
aRModel.SetActive(true);
modelState[aRTrackedImage.referenceImage.name] = true;
}else
{
GameObject aRModel = aRModels[aRTrackedImage.referenceImage.name];
aRModel.transform.position = aRTrackedImage.transform.position;
}
}
private void HideARModel(ARTrackedImage aRTrackedImage)
{
bool isModelActivated = modelState[aRTrackedImage.referenceImage.name];
if (isModelActivated)
{
GameObject aRModel = aRModels[aRTrackedImage.referenceImage.name];
aRModel.SetActive(false);
modelState[aRTrackedImage.referenceImage.name] = false;
}
}
}
六、脚本设置
END
