Update documentation, minor cleanup

Author: r-veenstra

Assets/CesiumForUnitySamples/Scenes/08_CesiumArchitecturalDesign.unity

@@ -209,13 +209,15 @@ PrefabInstance:
     - target: {fileID: 7752603225714643755, guid: d1f6fb4b452d026489986bf620a2d8bc,
         type: 3}
       propertyPath: m_text
-      value: "In this scene, explore the buildings of New York City by viewing per-building
-        metadata. \r\n\r\nClick the play button to test out the scene. Use your mouse
-        to aim the crosshair at a building, then left click to view its metadata.
-        If you need to free the cursor, press the Escape key to unlock it from the
-        scene view.\n\r\nCheck out the \"Cesium Samples Metadata Picking\" script
-        for an example of how to access this metadata via the Cesium For Unity API.\r\n\r\nPress
-        \"1\" in the editor to return to this view.\r\n"
+      value: "In this scene, explore the features of the Snowdon Architectural tileset,
+        which includes 3D Tiles 1.1 features and metadata extensions, both supported
+        by Cesium for Unity.\r\n\r\nClick the play button to test the scene. Use
+        your mouse to click on any part of the building to display that feature's
+        metadata in the on-screen widget. You can also use the Layer Toggle widget
+        to turn on and off different layers.\r\n\r\nCheck out the \"Cesium Samples
+        Toggle Layer\" and \"Cesium Samples Metadata Picking AEC\" scripts to find
+        out how layer toggling and metadata picking is implemented. \n\r\nPress \"1\"
+        in the editor to return to this view.\r\n"
       objectReference: {fileID: 0}
     - target: {fileID: 7752603225896829094, guid: d1f6fb4b452d026489986bf620a2d8bc,
         type: 3}
@@ -360,7 +362,7 @@ PrefabInstance:
     - target: {fileID: 7752603227654311266, guid: d1f6fb4b452d026489986bf620a2d8bc,
         type: 3}
       propertyPath: m_SizeDelta.y
-      value: 145
+      value: 165
       objectReference: {fileID: 0}
     m_RemovedComponents: []
     m_RemovedGameObjects: []
@@ -2940,7 +2942,7 @@ Transform:
   m_PrefabAsset: {fileID: 0}
   m_GameObject: {fileID: 1566737972}
   serializedVersion: 2
-  m_LocalRotation: {x: 0, y: 6.1953623e-18, z: -9.228018e-18, w: 1}
+  m_LocalRotation: {x: 0, y: 6.6628166e-18, z: -1.9472976e-17, w: 1}
   m_LocalPosition: {x: 0, y: 0, z: 0}
   m_LocalScale: {x: 1, y: 1, z: 1}
   m_ConstrainProportionsScale: 0
@@ -2976,16 +2978,16 @@ MonoBehaviour:
   _localToGlobeFixedMatrix:
     c0:
       x: 0.9844621699588111
-      y: 0.1755967992874269
-      z: -0.00000000000000001423837244229721
+      y: 0.17559679928742694
+      z: -0.000000000000000034802128342998265
       w: 0
     c1:
-      x: 0.13447099995402617
+      x: 0.1344709999540262
       y: -0.7538953611254723
       z: 0.6430857910456876
       w: 0
     c2:
-      x: -0.11292380657484577
+      x: -0.11292380657484576
       y: 0.6330936333225162
       z: 0.7657941403243707
       w: 0

Assets/CesiumForUnitySamples/Scripts/CesiumToggleLayer.cs renamed to Assets/CesiumForUnitySamples/Scripts/CesiumSamplesToggleLayer.cs

@@ -2,7 +2,7 @@
 using UnityEngine.UI;
 
 [RequireComponent(typeof(Toggle))]
-public class CesiumToggleLayer : MonoBehaviour
+public class CesiumSamplesToggleLayer : MonoBehaviour
 {
     [SerializeField] private GameObject target;
     private Toggle toggle;
@@ -17,7 +17,7 @@ private void Awake()
         }
         else
         {
-            Debug.LogError("CesiumToggleLayer requires a Toggle component on the same GameObject.");
+            Debug.LogError("CesiumSamplesToggleLayer requires a Toggle component on the same GameObject.");
         }
     }
 

Assets/CesiumForUnitySamples/Scripts/CesiumToggleLayer.cs.meta renamed to Assets/CesiumForUnitySamples/Scripts/CesiumSamplesToggleLayer.cs.meta

@@ -72,6 +72,14 @@ projects in the [Photorealistic 3D Tiles from Google Maps Platform tutorial](htt
 
 *<p align="center">The Googleplex in Mountain View, California visualized with Photorealistic 3D Tiles in Cesium for Unity.<br>Open <b>07_CesiumGoogleMapsTiles</b> in the Cesium for Unity Samples to explore the world as Photorealistic 3D Tiles.</p>*
 
+### :eight: Level 8 - Architectural Design
+
+This level showcases an architectural design model streamed into Unity using 3D Tiles. It demonstrates the ability to toggle the visibility of different design layers and click on individual building features to display associated metadata.
+
+![The Googleplex in Mountain View, California visualized with Photorealistic 3D Tiles in Cesium for Unity.](Images~/architectural_design.jpg)
+
+*<p align="center">Snowdon Sample Model from Autodesk Revit, streamed with 3D Tiles and visualized using Cesium for Unity.<br>Open <b>08_CesiumArchitecturalDesign</b> in the Cesium for Unity Samples to learn more about streaming architectural designs using 3D Tiles.</p>*
+
 ### :goggles: :one: VR Level 1 - Denver Photogrammetry
 
 Cesium for Unity supports virtual reality platforms. This level is set up for users with VR headsets to get started quickly. In this scene, explore high-resolution photogrammetry data of Denver, Colorado with VR controller support. To build this for the Oculus Quest 2, open **VR01_CesiumDenver** in the Unity Editor and follow the instructions to build an `APK` file for the headset. These instructions also appear in the UI of the scene itself.