added icons to signal a 3d object being loaded in the DetailsPanel

Assets/RothenburgAR/Scripts/PointOfInterest/PoiData.cs

@@ -41,27 +41,16 @@ namespace RothenburgAR.PointOfInterest
 
             var loader = new OBJLoader(ModelDescription.ModelPath);
 
-            //TODO do this in new thread
             ThreadStart start = new ThreadStart(loader.ParseObjFile);
             Thread t = new Thread(start);
             t.Start();
-
             while (t.ThreadState != ThreadState.Stopped)
             {
-                Debug.Log("loading model from subthread");
-                yield return null;
+                yield return new WaitForSecondsRealtime(.1f);
             }
-            Debug.Log("loaded model from subthread");
 
-            //TODO wait for thread finish with yield return null
             var model = loader.BuildUnityObjects();
 
-            if (!model)
-            {
-                Debug.LogError("Failed to load Model!");
-            }
-
-
             model.SetActive(false);
             _modelPrefab = model;
         }

Assets/RothenburgAR/Scripts/UI/DetailsPanelBehaviour.cs

@@ -15,6 +15,8 @@ namespace RothenburgAR.UI
         public TextMeshProUGUI DetailsText;
         public ScrollRect DetailsTextScrollRect;
         public DetailsModelBehaviour DetailsModel;
+        public GameObject IconLoading;
+        public GameObject Icon3D;
 
         private void Start()
         {
@@ -55,17 +57,19 @@ namespace RothenburgAR.UI
 
             if (!data.IsModelLoaded)
             {
-                Debug.Log("Model not loaded, starting thread...");
                 StartCoroutine(data.LoadModel());
 
+                DetailsModel.gameObject.SetActive(true);
+                Icon3D.SetActive(true);
+                IconLoading.SetActive(true);
+
                 while (!data.IsModelLoaded)
                 {
                     // display loading icon or sth idk
-                    Debug.Log("waiting for data to be loaded..");
-                    yield return null;
-                }
+                    IconLoading.transform.Rotate(new Vector3(0, 0, 1), -3f);
 
-                Debug.Log("exited while loop");
+                    yield return new WaitForSecondsRealtime(.01f);
+                }
             }
 
             try
@@ -90,6 +94,8 @@ namespace RothenburgAR.UI
             DetailsModel.CurrentModel = _currentDisplayedModelGo;
 
             DetailsModel.gameObject.SetActive(true);
+            Icon3D.SetActive(false);
+            IconLoading.SetActive(false);
         }
 
         public void RemoveModel()
@@ -101,6 +107,8 @@ namespace RothenburgAR.UI
             {
                 Destroy(_currentDisplayedModelGo);
                 _currentDisplayedModelGo = null;
+                Icon3D.SetActive(false);
+                IconLoading.SetActive(false);
             }
         }
 

Assets/RothenburgAR/Sprites/Icons/baseline-3d_rotation-512px.png.meta

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Assets/RothenburgAR/Sprites/Icons/baseline-refresh-512px.png.meta

@@ -0,0 +1,98 @@
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