1

BITKit/Scripts/ECS/Core/Entity.cs

@@ -28,6 +28,12 @@ public partial class Entity : Node,IEntity
 	/// 所有EntityComponent
 	/// </summary>
 	IEntityComponent[] IEntity.Components => Components.OfType<IEntityComponent>().ToArray();
+
+	public void WaitForInitializationComplete()
+	{
+		throw new NotImplementedException();
+	}
+
 	/// <summary>
 	/// IEntity.Id实现
 	/// </summary>

BITKit/Scripts/ECS/Core/GodotEntitiesService.cs

@@ -48,6 +48,22 @@ public partial class GodotEntitiesService : Node,IEntitiesService
         throw new NotImplementedException();
     }
 
+    public bool TryGetEntity(ulong id, out IEntity entity)
+    {
+        return _entities.TryGetValue(id, out entity);
+    }
+
+    public IEntity GetOrAdd(ulong id, Func<ulong, IEntity> factory)
+    {
+        if (_entities.TryGetValue(id, out var entity))
+        {
+            return entity;
+        }
+        entity = factory(id);
+        Register(entity);
+        return entity;
+    }
+
     public IEntity[] Query<T>()
     {
         return _entities.Values.Where(x => x.TryGetComponent<T>(out _)).ToArray();