initial work on tracking reasons added to UX scene

5 年前 · b4ee6635
--- a/Assets/Common/Fonts/Roboto-Medium
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--- a/Assets/UX/Scenes/UXManagerScene.unity
+++ b/Assets/UX/Scenes/UXManagerScene.unity
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--- a/Assets/UX/Scripts/ARUXReasonsManager.cs
+++ b/Assets/UX/Scripts/ARUXReasonsManager.cs
+using System;
+using TMPro;
+using UnityEngine;
+using UnityEngine.XR.ARFoundation;
+using UnityEngine.XR.ARSubsystems;
+
+public class ARUXReasonsManager : MonoBehaviour
+{
+    [SerializeField]
+    TMP_Text m_ReasonDisplayText;
+
+    public TMP_Text reasonDisplayText
+    {
+        get => m_ReasonDisplayText;
+        set => m_ReasonDisplayText = value;
+    }
+    
+    NotTrackingReason m_CurrentReason;
+    bool m_SessionTracking;
+
+    const string k_InitRelocalText = "Session Initializing";
+    const string k_MotionText = "Move the device slower";
+    const string k_LightText = "Move to a brighter area";
+    const string k_Features = "Not enough features";
+    const string k_Unsupported = "AR is not supported on this device";
+    const string k_None = "Error, not tracking";
+    
+    void OnEnable()
+    {
+        ARSession.stateChanged += ARSessionOnstateChanged;
+    }
+
+    void Update()
+    {
+        if (!m_SessionTracking)
+        {
+            m_CurrentReason = ARSession.notTrackingReason;
+            ShowReason();
+        }
+        else
+        {
+            if (m_ReasonDisplayText.gameObject.activeSelf)
+            {
+                m_ReasonDisplayText.gameObject.SetActive(false);
+            }
+        }
+    }
+
+    void ARSessionOnstateChanged(ARSessionStateChangedEventArgs obj)
+    {
+        m_SessionTracking = obj.state == ARSessionState.SessionTracking ? true : false;
+    }
+
+    void ShowReason()
+    {
+        m_ReasonDisplayText.gameObject.SetActive(true);
+        m_ReasonDisplayText.text = ReasonString();
+    }
+
+    string ReasonString()
+    {
+        string retVal = String.Empty;
+
+        switch (m_CurrentReason)
+        {
+            case NotTrackingReason.Initializing:
+            case NotTrackingReason.Relocalizing:
+                retVal = k_InitRelocalText; 
+                break;
+            case NotTrackingReason.ExcessiveMotion:
+                retVal = k_MotionText;
+                break;
+            case NotTrackingReason.InsufficientLight:
+                retVal = k_LightText;
+                break;
+            case NotTrackingReason.InsufficientFeatures:
+                retVal = k_Features;
+                break;
+            case NotTrackingReason.Unsupported:
+                retVal = k_Unsupported;
+                break;
+            case NotTrackingReason.None:
+                retVal = k_None;
+                break;
+        }
+
+        return retVal;
+    }
+    
+    
+}
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