prototype

enemy_spawner.gd

@@ -0,0 +1,25 @@
+extends Path3D
+
+var clock := 0.
+
+func _get_spawn_pos() -> Vector3:
+	return curve.samplef(randf_range(0, curve.point_count))
+
+func _spawn_police_car(p: Vector3) -> void:
+	var car: Node3D = preload("police_car.tscn").instantiate()
+	car.position = p + Vector3.UP * 0.1
+	add_sibling(car)
+
+func _process(delta: float) -> void:
+	clock -= delta
+	if clock <= 0:
+		clock = 5.
+		var ps: Array[Vector3]
+		while ps.size() < 5:
+			var p := _get_spawn_pos()
+			if ps.any(func(_p): return _p.distance_to(p) < 3.):
+				break
+			ps.push_back(p)
+
+		for p in ps:
+			_spawn_police_car(p)