bool HitTestWithResultType(ARPoint point, ARHitTestResultType resultTypes)
    {
        List <ARHitTestResult> hitResults = UnityARSessionNativeInterface.GetARSessionNativeInterface().HitTest(point, resultTypes);

        if (hitResults.Count > 0)
        {
            foreach (var hitResult in hitResults)
            {
                hitPoint = UnityARMatrixOps.GetPosition(hitResult.worldTransform);
                foundSquare.transform.position = hitPoint;
                foundSquare.transform.rotation = UnityARMatrixOps.GetRotation(hitResult.worldTransform);
                return(true);
            }
        }
        return(false);
    }
Exemple #2
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    bool HitTestWithResultType(ARPoint point, ARHitTestResultType resultTypes)
    {
        List <ARHitTestResult> hitResults = UnityARSessionNativeInterface.GetARSessionNativeInterface().HitTest(point, resultTypes);

        if (hitResults.Count > 0)
        {
            foreach (var hitResult in hitResults)
            {
                Vector3    hitPosition = UnityARMatrixOps.GetPosition(hitResult.worldTransform);
                Quaternion rotation    = UnityARMatrixOps.GetRotation(hitResult.worldTransform);
                spawnedObjects.Add(Instantiate(hitPrefab, hitPosition, rotation));
                return(true);
            }
        }
        return(false);
    }
Exemple #3
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    // Use this for initialization
    void Start()
    {
#if !UNITY_EDITOR
        Application.targetFrameRate = 60;
        m_session = UnityARSessionNativeInterface.GetARSessionNativeInterface();
        ARKitSessionConfiguration config = new ARKitSessionConfiguration();
        config.alignment             = UnityARAlignment.UnityARAlignmentGravity;
        config.getPointCloudData     = true;
        config.enableLightEstimation = true;
        m_session.RunWithConfig(config);
        if (m_camera == null)
        {
            m_camera = Camera.main;
        }
#endif
    }
Exemple #4
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    // Use this for initialization
    void Start()
    {
        Input.location.Start();

        mMapListPanel.SetActive(false);

        mSession = UnityARSessionNativeInterface.GetARSessionNativeInterface();
        UnityARSessionNativeInterface.ARFrameUpdatedEvent += ARFrameUpdated;
        StartARKit();
        FeaturesVisualizer.EnablePointcloud();
        LibPlacenote.Instance.RegisterListener(this);

        GameObject pmgo = GameObject.FindWithTag("PaintManager");

        paintManager = pmgo.GetComponent <PaintManager>();
    }
Exemple #5
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    public void UpdateMesh(ARPlaneAnchor arPlaneAnchor)
    {
        if (UnityARSessionNativeInterface.IsARKit_1_5_Supported()) //otherwise we cannot access planeGeometry
        {
            planeMesh.vertices  = arPlaneAnchor.planeGeometry.vertices;
            planeMesh.uv        = arPlaneAnchor.planeGeometry.textureCoordinates;
            planeMesh.triangles = arPlaneAnchor.planeGeometry.triangleIndices;

            lineRenderer.positionCount = arPlaneAnchor.planeGeometry.boundaryVertexCount;
            lineRenderer.SetPositions(arPlaneAnchor.planeGeometry.boundaryVertices);

            // Assign the mesh object and update it.
            planeMesh.RecalculateBounds();
            planeMesh.RecalculateNormals();
        }
    }
Exemple #6
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    bool HitTestWithResultType(ARPoint point, ARHitTestResultType resultTypes)
    {
        List <ARHitTestResult> hitResults = UnityARSessionNativeInterface.GetARSessionNativeInterface().HitTest(point, resultTypes);

        if (hitResults.Count > 0)
        {
            foreach (var hitResult in hitResults)
            {
                Debug.Log("Got hit!");
                //note we have not converted to Unity coord system yet - since we are going to pass this back to ARKit
                CreateEnvironmentProbe(hitResult.worldTransform);
                return(true);
            }
        }
        return(false);
    }
Exemple #7
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    bool HitTestWithResultType(ARPoint point, ARHitTestResultType resultTypes)
    {
        List <ARHitTestResult> hitResults = UnityARSessionNativeInterface.GetARSessionNativeInterface().HitTest(point, resultTypes);

        if (hitResults.Count > 0)
        {
            foreach (var hitResult in hitResults)
            {
                selectedModel.transform.position = UnityARMatrixOps.GetPosition(hitResult.worldTransform);
                Debug.Log("Hit position: " + selectedModel.transform.position);
                selectedModel.transform.rotation = Quaternion.identity;
                return(true);
            }
        }
        return(false);
    }
    bool HitTestWithResultType(ARPoint point, ARHitTestResultType resultTypes)
    {
        List <ARHitTestResult> hitResults = UnityARSessionNativeInterface.GetARSessionNativeInterface().HitTest(point, resultTypes);

        if (hitResults.Count == 1)
        {
            foreach (var hitResult in hitResults)
            {
                Vector3 pos = UnityARMatrixOps.GetPosition(hitResult.worldTransform);
                m_HitTransform.position = pos * m_ContentScale;
                m_HitTransform.rotation = UnityARMatrixOps.GetRotation(hitResult.worldTransform);
                return(true);
            }
        }
        return(false);
    }
Exemple #9
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    /// <summary>
    /// Resets ARKit or ARCore tracking to position (0,0,0) and rotation (0,0,0).
    /// </summary>
    public void ResetTracking()
    {
        // Apple iOS (ARKit)
        if (TeleportalPlatformInfo.IsMobileApple)
        {
            ARKitWorldTrackingSessionConfiguration sessionConfig = new ARKitWorldTrackingSessionConfiguration(UnityARAlignment.UnityARAlignmentGravity, UnityARPlaneDetection.Horizontal);
            UnityARSessionNativeInterface.GetARSessionNativeInterface().RunWithConfigAndOptions(sessionConfig, UnityARSessionRunOption.ARSessionRunOptionRemoveExistingAnchors | UnityARSessionRunOption.ARSessionRunOptionResetTracking);
        }

        // Google Android (ARCore)
        else if (TeleportalPlatformInfo.IsMobileGoogle)
        {
            LifecycleManager.Instance.DestroySession();
            LifecycleManager.Instance.EnableSession();
        }
    }
Exemple #10
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    bool HitTestWithResultType(ARPoint point, ARHitTestResultType resultTypes)
    {
        List <ARHitTestResult> hitResults = UnityARSessionNativeInterface.GetARSessionNativeInterface().HitTest(point, resultTypes);

        if (hitResults.Count > 0)
        {
            foreach (var hitResult in hitResults)
            {
                foundSquare.transform.position = UnityARMatrixOps.GetPosition(hitResult.worldTransform);
                foundSquare.transform.rotation = UnityARMatrixOps.GetRotation(hitResult.worldTransform);
//				Debug.Log (string.Format ("x:{0:0.######} y:{1:0.######} z:{2:0.######}", foundSquare.transform.position.x, foundSquare.transform.position.y, foundSquare.transform.position.z));
                return(true);
            }
        }
        return(false);
    }
Exemple #11
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    void RestartARSessionWith(ARWorldMap worldMap)
    {
        if (worldMap != null)
        {
            Debug.LogFormat("Map loaded. Center: {0} Extent: {1}", worldMap.center, worldMap.extent);

            UnityARSessionNativeInterface.ARSessionShouldAttemptRelocalization = true;

            var config = arCameraManager.sessionConfiguration;
            config.worldMap = worldMap;
            UnityARSessionRunOption runOption = UnityARSessionRunOption.ARSessionRunOptionRemoveExistingAnchors | UnityARSessionRunOption.ARSessionRunOptionResetTracking;

            Debug.Log("Restarting session with worldMap");
            UnityARSessionNativeInterface.GetARSessionNativeInterface().RunWithConfigAndOptions(config, runOption);
        }
    }
    // Update is called once per frame
    void Update()
    {
        if (trackedCamera != null && sessionStarted)
        {
            Matrix4x4 cameraPose = UnityARSessionNativeInterface.GetARSessionNativeInterface().GetCameraPose();
            trackedCamera.transform.localPosition = UnityARMatrixOps.GetPosition(cameraPose);
            trackedCamera.transform.localRotation = UnityARMatrixOps.GetRotation(cameraPose);

            //Debug.Log ("device cam rotation: " + trackedCamera.transform.localRotation + " device cam position: " + trackedCamera.transform.localPosition);
            //if (camManager.EyeCamUsed) {
            //	trackedCamera.transform.localRotation = new Quaternion (0, 0, 0, -1); // don't use device rotation (landscape, portrait etc)
            //}

            trackedCamera.projectionMatrix = UnityARSessionNativeInterface.GetARSessionNativeInterface().GetCameraProjection();
        }
    }
Exemple #13
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        public override void UpdateCamera(Camera camera)
        {
            camera.projectionMatrix = nativeInterface.GetCameraProjection();

            if (!m_BackgroundRendering)
            {
                return;
            }

            ARTextureHandles handles = UnityARSessionNativeInterface.GetARSessionNativeInterface().GetARVideoTextureHandles();

            if (handles.textureY == System.IntPtr.Zero || handles.textureCbCr == System.IntPtr.Zero)
            {
                m_CanRenderBackground = false;
                return;
            }

            m_CanRenderBackground = true;
            BackgroundRendering   = m_BackgroundRendering;

            Resolution currentResolution = Screen.currentResolution;

            // Texture Y
            if (_videoTextureY == null)
            {
                _videoTextureY = Texture2D.CreateExternalTexture(currentResolution.width, currentResolution.height,
                                                                 TextureFormat.R8, false, false, (System.IntPtr)handles.textureY);
                _videoTextureY.filterMode = FilterMode.Bilinear;
                _videoTextureY.wrapMode   = TextureWrapMode.Repeat;
                m_ClearMaterial.SetTexture("_textureY", _videoTextureY);
            }

            // Texture CbCr
            if (_videoTextureCbCr == null)
            {
                _videoTextureCbCr = Texture2D.CreateExternalTexture(currentResolution.width, currentResolution.height,
                                                                    TextureFormat.RG16, false, false, (System.IntPtr)handles.textureCbCr);
                _videoTextureCbCr.filterMode = FilterMode.Bilinear;
                _videoTextureCbCr.wrapMode   = TextureWrapMode.Repeat;
                m_ClearMaterial.SetTexture("_textureCbCr", _videoTextureCbCr);
            }

            _videoTextureY.UpdateExternalTexture(handles.textureY);
            _videoTextureCbCr.UpdateExternalTexture(handles.textureCbCr);

            m_ClearMaterial.SetMatrix("_DisplayTransform", m_DisplayTransform);
        }
Exemple #14
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    public void PlaceOnCamera(Camera camera)
    {
        Vector3 viewPortPos = Vector3.zero;

        switch (_component)
        {
        case ARKitOriginComponent.Origin:
            viewPortPos = Camera.main.ScreenToViewportPoint(Vector3.forward);
            break;

        case ARKitOriginComponent.Right:
            viewPortPos = Camera.main.ScreenToViewportPoint(new Vector3(0.5f, 0.0f, 1.0f));
            break;

        case ARKitOriginComponent.Forward:
            viewPortPos = Camera.main.ScreenToViewportPoint(new Vector3(0.0f, 0.5f, 1.0f));
            break;
        }
        Vector3 screenPosition = Camera.main.ScreenToViewportPoint(viewPortPos);
        ARPoint point          = new ARPoint
        {
            x = screenPosition.x,
            y = screenPosition.y
        };

        // prioritize reults types
        ARHitTestResultType[] resultTypes =
        {
            ARHitTestResultType.ARHitTestResultTypeExistingPlaneUsingExtent,
            ARHitTestResultType.ARHitTestResultTypeHorizontalPlane,
            ARHitTestResultType.ARHitTestResultTypeFeaturePoint
        };
        foreach (ARHitTestResultType resultType in resultTypes)
        {
            UnityARSessionNativeInterface session    = UnityARSessionNativeInterface.GetARSessionNativeInterface();
            List <ARHitTestResult>        hitResults = session.HitTest(point, resultType);
            if (hitResults.Count > 0)
            {
                foreach (var hitResult in hitResults)
                {
                    m_HitTransform.position = UnityARMatrixOps.GetPosition(hitResult.worldTransform);
                    m_HitTransform.rotation = UnityARMatrixOps.GetRotation(hitResult.worldTransform);
                }
            }
        }
    }
Exemple #15
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        bool HitTestWithResultType(ARPoint point, ARHitTestResultType resultTypes)
        {
            List <ARHitTestResult> hitResults = UnityARSessionNativeInterface.GetARSessionNativeInterface().HitTest(point, resultTypes);

            if (hitResults.Count > 0)
            {
                foreach (var hitResult in hitResults)
                {
                    Debug.Log("Unity: Got hit!");
                    controller.transform.position = UnityARMatrixOps.GetPosition(hitResult.worldTransform);
                    //controller.transform.rotation = UnityARMatrixOps.GetRotation(hitResult.worldTransform);
                    Debug.Log("Unity: " + controller.transform.position + " ; " + controller.transform.eulerAngles);
                    return(true);
                }
            }
            return(false);
        }
Exemple #16
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    public void ExampletButtonPressed(UnityARVideoFormat videoFormat)
    {
        UnityARSessionNativeInterface session = UnityARSessionNativeInterface.GetARSessionNativeInterface();

        var config = new ARKitFaceTrackingConfiguration();

        if (config.IsSupported)
        {
            config.alignment             = UnityARAlignment.UnityARAlignmentGravity;
            config.enableLightEstimation = true;
            config.videoFormat           = videoFormat.videoFormatPtr;
            Application.targetFrameRate  = videoFormat.framesPerSecond;

            UnityARSessionRunOption runOption = UnityARSessionRunOption.ARSessionRunOptionRemoveExistingAnchors | UnityARSessionRunOption.ARSessionRunOptionResetTracking;
            session.RunWithConfigAndOptions(config, runOption);
        }
    }
Exemple #17
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    bool HitTestWithResultType(ARPoint point, ARHitTestResultType resultTypes)
    {
        List <ARHitTestResult> hitResults = UnityARSessionNativeInterface.GetARSessionNativeInterface().HitTest(point, resultTypes);

        if (hitResults.Count > 0)
        {
            foreach (var hitResult in hitResults)
            {
                Debug.Log("Got hit!");
                ResetRotateAnim();
                rb.position = UnityARMatrixOps.GetPosition(hitResult.worldTransform);
                rb.rotation = Quaternion.LookRotation(GetLookVector());
                return(true);
            }
        }
        return(false);
    }
Exemple #18
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    bool HitTestWithResultType(ARPoint point, ARHitTestResultType resultTypes)
    {
        List <ARHitTestResult> hitResults = UnityARSessionNativeInterface.GetARSessionNativeInterface().HitTest(point, resultTypes);

        if (hitResults.Count > 0)
        {
            foreach (var hitResult in hitResults)
            {
                hitTransform.position = UnityARMatrixOps.GetPosition(hitResult.worldTransform);
                hitTransform.rotation = UnityARMatrixOps.GetRotation(hitResult.worldTransform);
                catControl.MoveTo(hitTransform.position, -0.15f);
                Show();
                return(true);
            }
        }
        return(false);
    }
Exemple #19
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    // Use this for initialization
    protected override void Start()
    {
        base.Start();

        m_session = UnityARSessionNativeInterface.GetARSessionNativeInterface();

        Application.targetFrameRate = 60;

#if IS_SLAM_APP
        StartArSession();
#else
#endif
        if (m_camera == null)
        {
            m_camera = Camera.main;
        }
    }
    public void startbtn()
    {
        shapeManager = GetComponent <ShapeManager>();

        Input.location.Start();
        // Start ARKit using the Unity ARKit Plugin
        mSession = UnityARSessionNativeInterface.GetARSessionNativeInterface();
        UnityARSessionNativeInterface.ARFrameUpdatedEvent += ARFrameUpdated;
        //        Debug.Log("bool true"+ mFrameUpdated);
        StartARKit();

        FeaturesVisualizer.EnablePointcloud();        // Optional - to see the point features

        LibPlacenote.Instance.RegisterListener(this); // Register listener for onStatusChange and OnPose
        notifications.text = "location" + Input.location.lastData.latitude.ToString() + Input.location.lastData.longitude.ToString();
        Debug.Log("btn click start");
    }
    bool HitTestWithResultType(ARPoint point, ARHitTestResultType resultTypes)
    {
        List <ARHitTestResult> hitResults = UnityARSessionNativeInterface.GetARSessionNativeInterface().HitTest(point, resultTypes);

        if (hitResults.Count > 0)
        {
            foreach (var hitResult in hitResults)
            {
                Debug.Log("Got hit!");
                GameObject newFood = GameObject.Instantiate(foodTemplate);
                newFood.transform.position = UnityARMatrixOps.GetPosition(hitResult.worldTransform);
                foods.Add(newFood);
                return(true);
            }
        }
        return(false);
    }
Exemple #22
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    public void ResetSceneConfig()
    {
        ARKitWorldTrackingSessionConfiguration config = new ARKitWorldTrackingSessionConfiguration();

        config.planeDetection        = MAR.planeDetection;
        config.alignment             = MAR.startAlignment;
        config.getPointCloudData     = MAR.getPointCloud;
        config.enableLightEstimation = MAR.enableLightEstimation;
        config.enableAutoFocus       = MAR.enableAutoFocus;
        if (MAR.detectionImages != null)
        {
            config.arResourceGroupName = MAR.detectionImages.resourceGroupName;
        }

        //m_session.RunWithConfig (config);
        UnityARSessionNativeInterface.GetARSessionNativeInterface().RunWithConfigAndOptions(config, UnityARSessionRunOption.ARSessionRunOptionRemoveExistingAnchors | UnityARSessionRunOption.ARSessionRunOptionResetTracking);
    }
Exemple #23
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        private void Start()
        {
#if UNITY_IOS
            // Ensure that ARkit reset the tracking when the scene gets restarted
            UnityARCameraManager    arkitCameraManager = FindObjectOfType <UnityARCameraManager>();
            UnityARSessionRunOption options            = new UnityARSessionRunOption();
            options = UnityARSessionRunOption.ARSessionRunOptionRemoveExistingAnchors | UnityARSessionRunOption.ARSessionRunOptionResetTracking;
            UnityARSessionNativeInterface nativeInterface = UnityARSessionNativeInterface.GetARSessionNativeInterface();

            ARKitWorldTrackingSessionConfiguration config = new ARKitWorldTrackingSessionConfiguration();
            config.planeDetection        = arkitCameraManager.planeDetection;
            config.alignment             = arkitCameraManager.startAlignment;
            config.getPointCloudData     = arkitCameraManager.getPointCloud;
            config.enableLightEstimation = arkitCameraManager.enableLightEstimation;
            nativeInterface.RunWithConfigAndOptions(config, options);
#endif
        }
Exemple #24
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    bool HitTestWithResultType1(ARPoint point, ARHitTestResultType resultTypes)
    {
        List <ARHitTestResult> hitResults = UnityARSessionNativeInterface.GetARSessionNativeInterface().HitTest(point, resultTypes);

        if (hitResults.Count > 0)
        {
            foreach (var hitResult in hitResults)
            {
                //TODO: get the position and rotations to spawn the hat. Done:
                Vector3    pos      = UnityARMatrixOps.GetPosition(hitResult.worldTransform);
                Quaternion rotation = UnityARMatrixOps.GetRotation(hitResult.worldTransform);
                spawnedObjects.Add(Instantiate(Terrain, pos, rotation));                    // in order to use for shuffling
                return(true);
            }
        }
        return(false);
    }
Exemple #25
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        private void Start()
        {
            m_session = UnityARSessionNativeInterface.GetARSessionNativeInterface();

            Application.targetFrameRate = 60;
            ARKitFaceTrackingConfiguration config = new ARKitFaceTrackingConfiguration();

            // ARではなくてAvatarシステムとかだと非Gravityが楽
            config.alignment             = UnityARAlignment.UnityARAlignmentCamera;
            config.enableLightEstimation = true;

            if (config.IsSupported)
            {
                m_session.RunWithConfig(config);
                UnityARSessionNativeInterface.ARFaceAnchorUpdatedEvent += FaceUpdated;
            }
        }
Exemple #26
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        private void Update()
        {
            // We only classify a new image if no other vision requests are in progress
            if (_vision.InProgress)
            {
                return;
            }

            // Use the Y plane of the YCbCr texture to render the current camera frame.
            ARTextureHandles handles = UnityARSessionNativeInterface.GetARSessionNativeInterface().GetARVideoTextureHandles();

            if (handles.textureY != System.IntPtr.Zero)
            {
                // This is the call where we pass in the handle to the metal texture to be analysed
                _vision.EvaluateBuffer(handles.textureY, ImageDataType.MetalTexture);
            }
        }
Exemple #27
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    // Update is called once per frame
    void Update()
    {
                #if UNITY_EDITOR   //we will only use this script on the editor side, though there is nothing that would prevent it from working on device
        if (Input.GetMouseButtonDown(0))
        {
            Ray        ray = Camera.main.ScreenPointToRay(Input.mousePosition);
            RaycastHit hit;

            //we'll try to hit one of the plane collider gameobjects that were generated by the plugin
            //effectively similar to calling HitTest with ARHitTestResultType.ARHitTestResultTypeExistingPlaneUsingExtent
            if (Physics.Raycast(ray, out hit, maxRayDistance, collisionLayer))
            {
                CreateBall(new Vector3(hit.point.x, hit.point.y + createHeight, hit.point.z));

                //we're going to get the position from the contact point
                Debug.Log(string.Format("x:{0:0.######} y:{1:0.######} z:{2:0.######}", hit.point.x, hit.point.y, hit.point.z));
            }
        }
                #else
        if (Input.touchCount > 0)
        {
            var touch = Input.GetTouch(0);
            if (touch.phase == TouchPhase.Began)
            {
                var     screenPosition = Camera.main.ScreenToViewportPoint(touch.position);
                ARPoint point          = new ARPoint {
                    x = screenPosition.x,
                    y = screenPosition.y
                };

                List <ARHitTestResult> hitResults = UnityARSessionNativeInterface.GetARSessionNativeInterface().HitTest(point,
                                                                                                                        ARHitTestResultType.ARHitTestResultTypeExistingPlaneUsingExtent);
                if (hitResults.Count > 0)
                {
                    foreach (var hitResult in hitResults)
                    {
                        Vector3 position = UnityARMatrixOps.GetPosition(hitResult.worldTransform);
                        CreateBall(new Vector3(position.x, position.y + createHeight, position.z));
                        break;
                    }
                }
            }
        }
                #endif
    }
        /// <summary>
        /// Performs a Raycast against a plane.
        /// </summary>
        /// <param name="camera">The AR camera being used.</param>
        /// <param name="x">The x screen position.</param>
        /// <param name="y">The y screen position.</param>
        /// <param name="hitPose">The resulting hit pose if the method returns <c>true</c>.</param>
        /// <returns><c>true</c> if a plane was hit. Otherwise <c>false</c>.</returns>
        public bool RaycastPlane(Camera camera, float x, float y, out Pose hitPose)
        {
            hitPose = new Pose();
#if ARCORE_IOS_SUPPORT
            var session = UnityARSessionNativeInterface.GetARSessionNativeInterface();

            var     viewportPoint = camera.ScreenToViewportPoint(new Vector2(x, y));
            ARPoint arPoint       = new ARPoint
            {
                x = viewportPoint.x,
                y = viewportPoint.y
            };

            m_HitResultList = session.HitTest(arPoint, ARHitTestResultType.ARHitTestResultTypeExistingPlaneUsingExtent);
            if (m_HitResultList.Count > 0)
            {
                int minDistanceIndex = 0;
                for (int i = 1; i < m_HitResultList.Count; i++)
                {
                    if (m_HitResultList[i].distance < m_HitResultList[minDistanceIndex].distance)
                    {
                        minDistanceIndex = i;
                    }
                }

                hitPose.position = UnityARMatrixOps.GetPosition(m_HitResultList[minDistanceIndex].worldTransform);

                // Original ARKit hit pose is the plane rotation.
                Quaternion planeRotation = UnityARMatrixOps.GetRotation(
                    m_HitResultList[minDistanceIndex].worldTransform);

                // Try to match the hit rotation to the one ARCore uses.
                Vector3 planeNormal     = planeRotation * Vector3.up;
                Vector3 rayDir          = camera.ViewportPointToRay(viewportPoint).direction;
                Vector3 planeProjection = Vector3.ProjectOnPlane(rayDir, planeNormal);
                Vector3 forwardDir      = -planeProjection.normalized;

                Quaternion hitRotation = Quaternion.LookRotation(forwardDir, planeNormal);
                hitPose.rotation = hitRotation;

                return(true);
            }
#endif
            return(false);
        }
    void Update()
    {
        List <ARHitTestResult> hitResults;
        ARPoint point;

        //float scale;


        if (Input.touchCount > 0 && anchor != null)
        {
            var touch = Input.GetTouch(0);
            if (touch.phase == TouchPhase.Began)
            {
                Vector2 center         = new Vector2(Screen.width / 2, Screen.height / 2);
                Vector3 screenPosition = Camera.main.ScreenToViewportPoint(center);
                point.x = screenPosition.x;
                point.y = screenPosition.y;
                //Vector2 edge = new Vector2 (Screen.width, Screen.height / 2);
                //Vector3 screenEdge = Camera.main.ScreenToViewportPoint (edge);
                //scale = screenPosition.x - screenEdge.x;

                hitResults = UnityARSessionNativeInterface.GetARSessionNativeInterface().HitTest(point,
                                                                                                 ARHitTestResultType.ARHitTestResultTypeExistingPlaneUsingExtent);
                if (hitResults.Count == 0)
                {
                    hitResults = UnityARSessionNativeInterface.GetARSessionNativeInterface().HitTest(point,
                                                                                                     ARHitTestResultType.ARHitTestResultTypeHorizontalPlane);
                }
                if (hitResults.Count == 0)
                {
                    hitResults = UnityARSessionNativeInterface.GetARSessionNativeInterface().HitTest(point,
                                                                                                     ARHitTestResultType.ARHitTestResultTypeFeaturePoint);
                }

                if (hitResults.Count > 0)
                {
                    anchor.position = UnityARMatrixOps.GetPosition(hitResults [0].worldTransform);
                    anchor.rotation = UnityARMatrixOps.GetRotation(hitResults [0].worldTransform);
                    //Debug.Log("ARHitHandler scale: " + scale);
                    //anchor.localScale = new Vector3(scale, scale, scale);
                    controller.ToggleAnchor();
                }
            }
        }
    }
        protected override void Update()
        {
            base.Update();

            LinkedList <ARPlaneAnchorGameObject> arpags = unityARAnchorManager.GetCurrentPlaneAnchors();
            Touch touch;

            if (Input.touchCount < 1 || (touch = Input.GetTouch(0)).phase != TouchPhase.Began)
            {
                return;
            }

            Vector3 screenPosition = mainCamera.ScreenToViewportPoint(touch.position);
            ARPoint point          = new ARPoint
            {
                x = screenPosition.x,
                y = screenPosition.y
            };

            // prioritize reults types
            ARHitTestResultType[] resultTypes =
            {
                ARHitTestResultType.ARHitTestResultTypeExistingPlaneUsingExtent,
                // if you want to use infinite planes use this:
                //ARHitTestResultType.ARHitTestResultTypeExistingPlane,
                ARHitTestResultType.ARHitTestResultTypeEstimatedHorizontalPlane,
                ARHitTestResultType.ARHitTestResultTypeEstimatedVerticalPlane,
                ARHitTestResultType.ARHitTestResultTypeFeaturePoint
                //ARHitTestResultType.ARHitTestResultTypeFeaturePoint
            };

            for (int i = 0; i < resultTypes.Length; ++i)
            {
                List <ARHitTestResult> hitResults = UnityARSessionNativeInterface.GetARSessionNativeInterface().HitTest(point, resultTypes[i]);
                if (hitResults.Count > 0)
                {
                    Matrix4x4 matrix        = hitResults[0].worldTransform;
                    var       touchedObject = Instantiate(AppearTouchPrefab, UnityARMatrixOps.GetPosition(matrix), UnityARMatrixOps.GetRotation(matrix));
                    touchedObject.transform.LookAt(mainCamera.transform);
                    touchedObject.transform.rotation = Quaternion.Euler(0.0f, touchedObject.transform.rotation.eulerAngles.y, touchedObject.transform.rotation.z);
                    touchedObject.transform.parent   = fieldObjectAnchorRoot.transform;
                    break;
                }
            }
        }