start MapNodes

scripts/Logic/MapNode.gd

@@ -0,0 +1,14 @@
+extends Node
+class_name MapNode
+
+const LENGTH = 10
+const PICKUP = 0
+var previous : MapNode
+
+var current_trains = []
+
+func _on_train_entered(train):
+	current_trains.append(train)
+	
+func _on_train_exit(train):
+	current_trains.erase(train)