updated prefabs to look at camera when placed, swapped starting state of mesh visualization, changed logic for showing UI

Assets/Meshing/Art/Materials/BaseMeshMat.mat

     - _DetailNormalMapScale: 1
     - _DstBlend: 0
     - _GlossMapScale: 1
-    - _Glossiness: 0.801
+    - _Glossiness: 0
-    - _Metallic: 1
+    - _Metallic: 0
     - _Mode: 0
     - _OcclusionStrength: 1
     - _Parallax: 0.02
     - _UVSec: 0
     - _ZWrite: 1
     m_Colors:
-    - _Color: {r: 1, g: 1, b: 1, a: 1}
+    - _Color: {r: 1, g: 1, b: 1, a: 0}
     - _EmissionColor: {r: 0, g: 0, b: 0, a: 1}

Assets/Meshing/Art/Materials/CeilingMeshMat.mat

     - _UVSec: 0
     - _ZWrite: 0
     m_Colors:
-    - _Color: {r: 1, g: 0, b: 0.009601116, a: 0.33333334}
+    - _Color: {r: 1, g: 0, b: 0.009601116, a: 0}
     - _EmissionColor: {r: 0, g: 0, b: 0, a: 1}

Assets/Meshing/Art/Materials/DoorMeshMat.mat

     - _UVSec: 0
     - _ZWrite: 0
     m_Colors:
-    - _Color: {r: 1, g: 0.49172527, b: 0, a: 0.33333334}
+    - _Color: {r: 1, g: 0.49172527, b: 0, a: 0}
     - _EmissionColor: {r: 0, g: 0, b: 0, a: 1}

Assets/Meshing/Art/Materials/FloorMeshPrefab.mat

     - _UVSec: 0
     - _ZWrite: 0
     m_Colors:
-    - _Color: {r: 1, g: 0.9445122, b: 0, a: 0.33333334}
+    - _Color: {r: 1, g: 0.9445122, b: 0, a: 0}
     - _EmissionColor: {r: 0, g: 0, b: 0, a: 1}

Assets/Meshing/Art/Materials/NoneMeshMat.mat

     - _UVSec: 0
     - _ZWrite: 0
     m_Colors:
-    - _Color: {r: 0.5047746, g: 1, b: 0, a: 0.33333334}
+    - _Color: {r: 0.5047746, g: 1, b: 0, a: 0}
     - _EmissionColor: {r: 0, g: 0, b: 0, a: 1}

Assets/Meshing/Art/Materials/SeatMeshMat.mat

     - _UVSec: 0
     - _ZWrite: 0
     m_Colors:
-    - _Color: {r: 0, g: 0.97431374, b: 1, a: 0.33333334}
+    - _Color: {r: 0, g: 0.9743137, b: 1, a: 0}
     - _EmissionColor: {r: 0, g: 0, b: 0, a: 1}

Assets/Meshing/Art/Materials/TableMeshMat.mat

     - _UVSec: 0
     - _ZWrite: 0
     m_Colors:
-    - _Color: {r: 0, g: 0.18643188, b: 1, a: 0.33333334}
+    - _Color: {r: 0, g: 0.18643185, b: 1, a: 0}
     - _EmissionColor: {r: 0, g: 0, b: 0, a: 1}

Assets/Meshing/Art/Materials/WallMeshMat.mat

     - _UVSec: 0
     - _ZWrite: 0
     m_Colors:
-    - _Color: {r: 0.67299557, g: 0, b: 1, a: 0.33333334}
+    - _Color: {r: 0.6729955, g: 0, b: 1, a: 0}
     - _EmissionColor: {r: 0, g: 0, b: 0, a: 1}

Assets/Meshing/Art/Materials/WindowMeshMat.mat

     - _UVSec: 0
     - _ZWrite: 0
     m_Colors:
-    - _Color: {r: 1, g: 0, b: 0.81269073, a: 0.33333334}
+    - _Color: {r: 1, g: 0, b: 0.81269073, a: 0}
     - _EmissionColor: {r: 0, g: 0, b: 0, a: 1}

Assets/Meshing/Art/Meshes/Chair.fbx.meta

   tangentSpace:
     normalSmoothAngle: 60
     normalImportMode: 0
-    tangentImportMode: 3
+    tangentImportMode: 2
     normalCalculationMode: 4
     legacyComputeAllNormalsFromSmoothingGroupsWhenMeshHasBlendShapes: 0
     blendShapeNormalImportMode: 1

Assets/Meshing/Prefabs/Clock.prefab

   m_PrefabInstance: {fileID: 0}
   m_PrefabAsset: {fileID: 0}
   m_GameObject: {fileID: 184978502022235151}
-  m_LocalRotation: {x: 0.7071068, y: 0, z: 0, w: 0.7071068}
+  m_LocalRotation: {x: 0, y: 0.70710677, z: 0.70710677, w: 0}
-  m_LocalEulerAnglesHint: {x: 90, y: 0, z: 0}
+  m_LocalEulerAnglesHint: {x: 270, y: -90, z: -90}
 --- !u!33 &9161197091413447472
 MeshFilter:
   m_ObjectHideFlags: 0

Assets/Meshing/Prefabs/DeskLamp.prefab

   m_PrefabInstance: {fileID: 0}
   m_PrefabAsset: {fileID: 0}
   m_GameObject: {fileID: 3336791621454200098}
-  m_LocalRotation: {x: 0.000000021855694, y: 0, z: -0, w: 1}
+  m_LocalRotation: {x: 0.000000020107677, y: 0.39187136, z: 0.00000000856462, w: 0.92002}
-  m_LocalEulerAnglesHint: {x: 0, y: 0, z: 0}
+  m_LocalEulerAnglesHint: {x: 0, y: 46.142002, z: 0}
 --- !u!33 &1005124824452606074
 MeshFilter:
   m_ObjectHideFlags: 0

Assets/Meshing/Prefabs/PictureFrame1.prefab

   m_PrefabInstance: {fileID: 0}
   m_PrefabAsset: {fileID: 0}
   m_GameObject: {fileID: 3290968437981493747}
-  m_LocalRotation: {x: 0, y: 0, z: 0, w: 1}
+  m_LocalRotation: {x: 0, y: 0, z: 1, w: 0}
-  m_LocalEulerAnglesHint: {x: 0, y: 0, z: 0}
+  m_LocalEulerAnglesHint: {x: 0, y: 0, z: 180}
 --- !u!33 &9198861803037120479
 MeshFilter:
   m_ObjectHideFlags: 0

Assets/Meshing/Prefabs/PictureFrame2.prefab

   m_PrefabInstance: {fileID: 0}
   m_PrefabAsset: {fileID: 0}
   m_GameObject: {fileID: 4400197571077177786}
-  m_LocalRotation: {x: 0.7071068, y: 0, z: 0, w: 0.7071068}
+  m_LocalRotation: {x: 0, y: 0.70710677, z: 0.70710677, w: 0}
-  m_LocalEulerAnglesHint: {x: 90, y: 0, z: 0}
+  m_LocalEulerAnglesHint: {x: 270, y: -90, z: -90}
 --- !u!33 &8474581158562862015
 MeshFilter:
   m_ObjectHideFlags: 0

Assets/Meshing/Scenes/Meshing.unity

     m_HorizontalOverflow: 0
     m_VerticalOverflow: 0
     m_LineSpacing: 1
-  m_Text: Button
+  m_Text: Apples
 --- !u!222 &39405532
 CanvasRenderer:
   m_ObjectHideFlags: 0
     m_HorizontalOverflow: 0
     m_VerticalOverflow: 0
     m_LineSpacing: 1
-  m_Text: Button
+  m_Text: Frame1
 --- !u!222 &313939704
 CanvasRenderer:
   m_ObjectHideFlags: 0
     m_HorizontalOverflow: 0
     m_VerticalOverflow: 0
     m_LineSpacing: 1
-  m_Text: Button
+  m_Text: Frame2
 --- !u!222 &325662366
 CanvasRenderer:
   m_ObjectHideFlags: 0
     m_HorizontalOverflow: 0
     m_VerticalOverflow: 0
     m_LineSpacing: 1
-  m_Text: Button
+  m_Text: Nightstand
 --- !u!222 &571998969
 CanvasRenderer:
   m_ObjectHideFlags: 0
     m_HorizontalOverflow: 0
     m_VerticalOverflow: 0
     m_LineSpacing: 1
-  m_Text: Button
+  m_Text: Clock
 --- !u!222 &857411396
 CanvasRenderer:
   m_ObjectHideFlags: 0
   m_FloorUI: {fileID: 1600074329}
   m_WallUI: {fileID: 856040692}
   m_TableUI: {fileID: 831576359}
+  m_ARCameraTransform: {fileID: 1823173801}
 --- !u!1 &1175737990
 GameObject:
   m_ObjectHideFlags: 0
     m_HorizontalOverflow: 0
     m_VerticalOverflow: 0
     m_LineSpacing: 1
-  m_Text: Button
+  m_Text: Plant
 --- !u!222 &1227297174
 CanvasRenderer:
   m_ObjectHideFlags: 0
     m_HorizontalOverflow: 0
     m_VerticalOverflow: 0
     m_LineSpacing: 1
-  m_Text: Button
+  m_Text: Chair
 --- !u!222 &1503363257
 CanvasRenderer:
   m_ObjectHideFlags: 0
     m_HorizontalOverflow: 0
     m_VerticalOverflow: 0
     m_LineSpacing: 1
-  m_Text: Button
+  m_Text: Lamp
 --- !u!222 &1821923201
 CanvasRenderer:
   m_ObjectHideFlags: 0
   - component: {fileID: 1823173798}
   m_Layer: 0
   m_Name: AR Camera
-  m_TagString: Untagged
+  m_TagString: MainCamera
   m_Icon: {fileID: 0}
   m_NavMeshLayer: 0
   m_StaticEditorFlags: 0
     m_HorizontalOverflow: 0
     m_VerticalOverflow: 0
     m_LineSpacing: 1
-  m_Text: Button
+  m_Text: Clock
 --- !u!222 &2043939721
 CanvasRenderer:
   m_ObjectHideFlags: 0

Assets/Meshing/Scripts/ClassificationPlacementManager.cs

 using UnityEngine;
 using UnityEngine.EventSystems;
 using UnityEngine.XR.ARKit;
+using UnityEngine.XR.ARSubsystems;
 
 public class ClassificationPlacementManager : MonoBehaviour
 {
     [SerializeField]
     GameObject m_TableUI;
 
+    [SerializeField]
+    Transform m_ARCameraTransform;
+
-        if (Input.touchCount > 0)
+        if (m_ClassificationManager.currentClassification == ARMeshClassification.Table ||
+            m_ClassificationManager.currentClassification == ARMeshClassification.Floor ||
+            m_ClassificationManager.currentClassification == ARMeshClassification.Wall)
-            m_Touch = Input.GetTouch(0);
-            // touched UI, return early
-            if (IsTouchOverUIObject(m_Touch))
+            switch (m_ClassificationManager.currentClassification)
-                return;
-            }
-
-            
-            // valid surfaces for objects
-            if (m_ClassificationManager.currentClassification == ARMeshClassification.Floor)
-            {
+                case ARMeshClassification.Floor:
-                m_ShowingSelectionUI = true;
-            }
-
-            else if (m_ClassificationManager.currentClassification == ARMeshClassification.Wall)
-            {
+                m_WallUI.SetActive(false);
+                m_TableUI.SetActive(false);
+                break;
+                
+                case ARMeshClassification.Wall:
-                m_ShowingSelectionUI = true;
-            }
-            
-            else if(m_ClassificationManager.currentClassification == ARMeshClassification.Table)
-            {
-                m_TableUI.SetActive(true);    
-                m_ShowingSelectionUI = true;
-
-            }
-            else
-            {
-                m_WallUI.SetActive(false);
-                m_ShowingSelectionUI = false;
+                break;
+                
+                case ARMeshClassification.Table: 
+                m_TableUI.SetActive(true);
+                m_FloorUI.SetActive(false);
+                m_WallUI.SetActive(false);
+                break;
+            
+        }
+        else
+        {
+            m_FloorUI.SetActive(false);
+            m_WallUI.SetActive(false);
+            m_TableUI.SetActive(false);
+            
-        Instantiate(m_FloorPrefabs[indexToPlace], m_Reticle.GetReticlePosition().position, m_Reticle.GetReticlePosition().rotation);
-        m_FloorUI.SetActive(false);
-        m_ShowingSelectionUI = false;
+        GameObject m_SpawnedObject = Instantiate(m_FloorPrefabs[indexToPlace], m_Reticle.GetReticlePosition().position, m_Reticle.GetReticlePosition().rotation);
+        // look at device but stay 'flat'
+        m_SpawnedObject.transform.LookAt(m_ARCameraTransform, Vector3.up);
+        m_SpawnedObject.transform.rotation = Quaternion.Euler(0, m_SpawnedObject.transform.eulerAngles.y, 0);
-        m_WallUI.SetActive(false);
-        m_ShowingSelectionUI = false;
-    
+
-        Instantiate(m_TablePrefabs[indexToPlace], m_Reticle.GetReticlePosition().position, m_Reticle.GetReticlePosition().rotation);
-        m_TableUI.SetActive(false);
-        m_ShowingSelectionUI = false;
+        GameObject m_SpawnedObject = Instantiate(m_TablePrefabs[indexToPlace], m_Reticle.GetReticlePosition().position, m_Reticle.GetReticlePosition().rotation);
+        // look at device but stay 'flat'
+        m_SpawnedObject.transform.LookAt(m_ARCameraTransform, Vector3.up);
+        m_SpawnedObject.transform.rotation = Quaternion.Euler(0, m_SpawnedObject.transform.eulerAngles.y, 0);
-
-    bool IsTouchOverUIObject(Touch touch)
-    {   
-        PointerEventData eventDataCurrentPosition = new PointerEventData(EventSystem.current);
-        eventDataCurrentPosition.position = touch.position;
-        m_OverUIResults.Clear();
-        EventSystem.current.RaycastAll(eventDataCurrentPosition, m_OverUIResults);
-        return m_OverUIResults.Count > 0;
-    }
-    
 }

Assets/Meshing/Scripts/MeshClassificationFracking.cs

 
         readonly List<Material> m_SharedPrefabMats = new List<Material>();
 
-        const float k_StartAlpha = 0.3f;
-        bool m_ShowingMeshes = true;
+        const float k_ShowAlpha = 0.3f;
+        bool m_ShowingMeshes = false;
 
         /// <summary>
         /// On awake, set up the mesh filter delegates.
                 }
                 else
                 {
-                    mat.color = new Color(mat.color.r, mat.color.g, mat.color.b, k_StartAlpha);
+                    mat.color = new Color(mat.color.r, mat.color.g, mat.color.b, k_ShowAlpha);
                 }
             }
             m_ShowingMeshes = !m_ShowingMeshes;

Assets/StreamingAssets.meta

+fileFormatVersion: 2
+guid: 5a732e9767686484d9f6d575620b0920
+folderAsset: yes
+DefaultImporter:
+  externalObjects: {}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: