🔧 Bugfixes

Author: dolejska-daniel

Scripts/Items/GameObjectItemBase.cs

@@ -112,9 +112,10 @@ protected virtual void Init()
 
             if (Root == null)
             {
-                var parentQuadtreeRoot = (IQuadtreeRoot<TItem, TNode>)GetComponentInParent<QuadtreeMonoRoot<GameObjectItem>>();
-                if ((bool)parentQuadtreeRoot?.Initialized)
-                    Root = parentQuadtreeRoot;
+                if (TryGetComponent(out GameObjectRootNode quadtreeRoot) && quadtreeRoot.Initialized)
+                {
+                    Root = (IQuadtreeRoot<TItem, TNode>)quadtreeRoot;
+                }
             }
 
             if (Root != null)

Scripts/NodeBase.cs

@@ -410,7 +410,7 @@ public void DrawBounds(bool displayNumberOfItems = false)
 
             Gizmos.DrawWireCube(Bounds.center, Bounds.size);
             foreach (var subNode in SubNodes)
-                subNode.DrawBounds();
+                subNode.DrawBounds(displayNumberOfItems);
         }
     }
 }

Scripts/QuadtreeMonoRoot.cs

@@ -36,9 +36,9 @@ protected void OnDrawGizmos()
         /// <summary>
         /// Root node containing all items and sub-nodes.
         /// </summary>
-        protected QuadtreeRoot<TItem, Node<TItem>> TreeRoot;
+        protected QuadtreeRoot<TItem, Node<TItem>> TreeRoot = null;
 
-        public bool Initialized => (bool)TreeRoot?.Initialized;
+        public bool Initialized => TreeRoot != null && TreeRoot.Initialized;
 
         public Node<TItem> CurrentRootNode => TreeRoot.CurrentRootNode;
 
@@ -75,17 +75,17 @@ protected void Init()
             }
 
             // send a message to children that the tree root has been initialized
-            BroadcastMessage("QuadTree_Root_Initialized", this);
+            BroadcastMessage("QuadTree_Root_Initialized", this, SendMessageOptions.DontRequireReceiver);
         }
 
         /// <summary>
         /// Displays Quadtree node boundaries.
         /// </summary>
         /// 
         /// <seealso cref="INode{TItem, TNode}.DrawBounds(bool)"/>
-        protected void DrawBounds(bool displayNumberOfItems = false)
+        protected void DrawBounds()
         {
-            TreeRoot?.CurrentRootNode.DrawBounds(displayNumberOfItems);
+            TreeRoot?.CurrentRootNode.DrawBounds(DisplayNumberOfItemsInGizmos);
         }
 
         public void Insert(TItem item) => TreeRoot.Insert(item);