1 files changed, 24 insertions, 25 deletions

diff --git a/scene/main/scene_tree.h b/scene/main/scene_tree.h
index 3e5802ce2e..9cf129d959 100644
--- a/scene/main/scene_tree.h
+++ b/scene/main/scene_tree.h
@@ -80,37 +80,36 @@ public:
 private:
 	struct Group {
 		Vector<Node *> nodes;
-		//uint64_t last_tree_version;
 		bool changed;
 		Group() { changed = false; };
 	};
 
-	Window *root;
+	Window *root = nullptr;
 
-	uint64_t tree_version;
-	float physics_process_time;
-	float idle_process_time;
-	bool accept_quit;
-	bool quit_on_go_back;
+	uint64_t tree_version = 1;
+	float physics_process_time = 1.0;
+	float idle_process_time = 1.0;
+	bool accept_quit = true;
+	bool quit_on_go_back = true;
 
 #ifdef DEBUG_ENABLED
-	bool debug_collisions_hint;
-	bool debug_navigation_hint;
+	bool debug_collisions_hint = false;
+	bool debug_navigation_hint = false;
 #endif
-	bool pause;
-	int root_lock;
+	bool pause = false;
+	int root_lock = 0;
 
 	Map<StringName, Group> group_map;
-	bool _quit;
-	bool initialized;
+	bool _quit = false;
+	bool initialized = false;
 
-	StringName tree_changed_name;
-	StringName node_added_name;
-	StringName node_removed_name;
-	StringName node_renamed_name;
+	StringName tree_changed_name = "tree_changed";
+	StringName node_added_name = "node_added";
+	StringName node_removed_name = "node_removed";
+	StringName node_renamed_name = "node_renamed";
 
-	int64_t current_frame;
-	int node_count;
+	int64_t current_frame = 0;
+	int node_count = 0;
 
 #ifdef TOOLS_ENABLED
 	Node *edited_scene_root;
@@ -122,14 +121,14 @@ private:
 		bool operator<(const UGCall &p_with) const { return group == p_with.group ? call < p_with.call : group < p_with.group; }
 	};
 
-	//safety for when a node is deleted while a group is being called
-	int call_lock;
-	Set<Node *> call_skip; //skip erased nodes
+	// Safety for when a node is deleted while a group is being called.
+	int call_lock = 0;
+	Set<Node *> call_skip; // Skip erased nodes.
 
 	List<ObjectID> delete_queue;
 
 	Map<UGCall, Vector<Variant>> unique_group_calls;
-	bool ugc_locked;
+	bool ugc_locked = false;
 	void _flush_ugc();
 
 	_FORCE_INLINE_ void _update_group_order(Group &g, bool p_use_priority = false);
@@ -157,7 +156,7 @@ private:
 	///network///
 
 	Ref<MultiplayerAPI> multiplayer;
-	bool multiplayer_poll;
+	bool multiplayer_poll = true;
 
 	void _network_peer_connected(int p_id);
 	void _network_peer_disconnected(int p_id);
@@ -183,7 +182,7 @@ private:
 	Variant _call_group(const Variant **p_args, int p_argcount, Callable::CallError &r_error);
 
 	void _flush_delete_queue();
-	//optimization
+	// Optimization.
 	friend class CanvasItem;
 	friend class Node3D;
 	friend class Viewport;