Destroy game assets when the game is shut down. We can still inspect assets in-editor by using the Pause function.

Assets/Scripts/Game/GameAssets.cs

@@ -66,21 +66,21 @@ public class GameAssets
         
         foreach (var brushModel in brushModels)
         {
-            // brushModel.Dispose();    // TODO: reactivate when done testing in editor
+            brushModel.Dispose();
         }
         
         brushModels.Clear();
 
         foreach (var aliasModel in aliasModels)
         {
-            // aliasModel.Dispose();    // TODO: reactivate when done testing in editor
+            aliasModel.Dispose();
         }
         
         aliasModels.Clear();
 
         foreach (var texture in textures.Values)
         {
-            // Object.Destroy(texture); // TODO: reactivate when done testing in editor
+            Object.Destroy(texture);
         }
         
         textures.Clear();

Assets/Scripts/UniQuake.cs

@@ -157,7 +157,9 @@ public partial class UniQuake: MonoBehaviour
     }
 
     private void OnDestroy()
-    {   
+    {
+        GameAssets.Destroy();
+    
         renderModule.Destroy();
         systemModule.Destroy();