testproject/world/npcs.gd

extends Node2D

const NPC_SCENE = preload("res://npc/npc.tscn")

var npcs: Array[NPC]


func add_npc(pos: Vector2i):
	var npc: NPC = NPC_SCENE.instantiate()
	npc.translate(pos*World.tile_size)
	npcs.append(npc)
	add_child(npc)

# Called when the node enters the scene tree for the first time.
func _ready() -> void:
	randomize()
	add_npc(Vector2i(11, 8))
	add_npc(Vector2i(9, 9))
	add_npc(Vector2i(12, 11))

	
	

func set_npc_target(npc: NPC, target: Vector2i):
	var id_path = $"../TileMap".astar_grid.get_id_path(
		$"../TileMap/ground".local_to_map(npc.global_position+$"../TileMap/ground".global_position),
		target
	).slice(1)
	
	if not id_path.is_empty():
		npc.id_path = id_path

# Called every frame. 'delta' is the elapsed time since the previous frame.
func _physics_process(delta: float) -> void:
	for npc in npcs:
		if not npc.is_walking():
			set_npc_target(npc, Vector2i(randi()%64,randi()%64))
	pass