first flow field resource draft

Scripts/Resources/flow_node_data.gd

@@ -0,0 +1,13 @@
+class_name FlowNodeData
+extends Resource
+
+enum NodeType {
+	STANDARD = 0,
+	START = 1,
+	GOAL = 2,
+}
+
+@export var position: Vector3
+@export var type: NodeType
+@export var buildable: bool
+@export var connected_nodes: Array[FlowNodeData]