调整了模板

BITKit/Scripts/Extensions/Node.cs

@@ -35,4 +35,11 @@ public static partial class MathNode
             x.QueueFree();
         }
     }
+
+    public static T Create<T>(this Node self) where T : Node,new()
+    {
+        var t = new T();
+        self.AddChild(t);
+        return t;
+    }
 }