AR Core 이미지타겟 생성이 아니라 뷰포리아처럼 ON OFF로 구현하기

각각 AR Core 패키지에 포함된 동명의 스크립트를 수정한것.

AugmentedImageExampleController.cs

namespace GoogleARCore.Examples.AugmentedImage
{
    using System.Collections.Generic;
    using GoogleARCore;
    using UnityEngine;
 
    public class AugmentedImageExampleController : MonoBehaviour
    {
        public GameObject FitToScanOverlay;
 
        public TrackedImage[] picturePrefab;
        private Anchor[] anchorArray;
 
        private Dictionary<int, AugmentedImageVisualizer> m_Visualizers
            = new Dictionary<int, AugmentedImageVisualizer>();
 
        private List<AugmentedImage> m_TempAugmentedImages = new List<AugmentedImage>();
 
        private void Start()
        {
            anchorArray = new Anchor[picturePrefab.Length];
        }
 
        public void Update()
        {
            if (Input.GetKey(KeyCode.Escape))
            {
                Application.Quit();
            }
 
            Session.GetTrackables<AugmentedImage>(
                m_TempAugmentedImages, TrackableQueryFilter.Updated);
 
            foreach (var image in m_TempAugmentedImages)
            {
                if (image.TrackingState == TrackingState.Tracking)
                {
                    //if (image.TrackingMethod == AugmentedImageTrackingMethod.LastKnownPose) // 트레킹되고있지만 그건 마지막으로 알려진 위치로 실행중이었다.
 
                    if (anchorArray[image.DatabaseIndex] == null)
                    {
                        Anchor anchor = image.CreateAnchor(image.CenterPose);
                        anchorArray[image.DatabaseIndex] = anchor;
 
                        picturePrefab[image.DatabaseIndex].Image = image;
                        picturePrefab[image.DatabaseIndex].gameObject.SetActive(true);
                        picturePrefab[image.DatabaseIndex].transform.SetParent(anchor.transform);
                        picturePrefab[image.DatabaseIndex].transform.localPosition = Vector3.zero;
                        picturePrefab[image.DatabaseIndex].transform.localRotation = Quaternion.identity;
                        picturePrefab[image.DatabaseIndex].transform.localScale = new Vector3(image.ExtentX, image.ExtentX, image.ExtentX);
                    }
                }
                else if (image.TrackingState == TrackingState.Stopped)
                {
                    anchorArray[image.DatabaseIndex] = null;
                    picturePrefab[image.DatabaseIndex].gameObject.SetActive(false);
                }
            }
 
            foreach (var visualizer in m_Visualizers.Values)
            {
                if (visualizer.Image.TrackingState == TrackingState.Tracking)
                {
                    FitToScanOverlay.SetActive(false);
                    return;
                }
            }
        }
    }
}

AugmentedImageVisualizer.cs

namespace GoogleARCore.Examples.AugmentedImage
{
    using GoogleARCore;
    using UnityEngine;
 
    public class AugmentedImageVisualizer : MonoBehaviour
    {
        public AugmentedImage Image;
        public GameObject AllObj;
 
        public void Update()
        {
            if (Image == null || Image.TrackingState != TrackingState.Tracking)
            {
                AllObj.SetActive(false);
                return;
            }
            
            AllObj.transform.localScale = new Vector3(Image.ExtentX, Image.ExtentX, Image.ExtentX);
            
            AllObj.SetActive(true);
        }
    }
}