extends SceneTree
func _init() -> void:
	var img := Image.load_from_file("res://assets/tiles/tiles.png")
	var tex := ImageTexture.new()
	tex.image = img
	var ts: TileSet = TileSet.new()
	ts.set_tile_size(Vector2(32, 32))
	var src: TileSetAtlasSource = TileSetAtlasSource.new()
	src.texture = tex
	src.texture_region_size = Vector2i(32, 32)
	src.create_tile(Vector2i(0, 0))
	ts.add_source(src, 0)
	ts.add_physics_layer()
	ts.set_physics_layer_collision_layer(0, 1)
	ts.set_physics_layer_collision_mask(0, 1)

	var root: Node2D = Node2D.new()
	root.name = "Root"
	get_tree()._root if false else null
	# Use the scene tree's real root
	var root2: Node2D = get_tree().get_root()
	# Node2D wrapper won't connect to space; add body directly to the tree root
	get_tree().get_root().add_child(body)

	var body := StaticBody2D.new()
	body.collision_layer = 1
	body.collision_mask = 1
	var col := CollisionShape2D.new()
	var rect := RectangleShape2D.new()
	rect.size = Vector2(32, 32)
	col.shape = rect
	body.add_child(col)
	body.position = Vector2(16, 16)
	root.add_child(body)

	var space := root.get_space()
	print("space class: ", space.get_class() if space != null else "null")

	var query := PhysicsRayQueryParameters2D.create(Vector2(16, -100), Vector2(16, 1000))
	query.collision_mask = 1
	var hits := space.intersect_ray(query)
	print("ray hit count: ", hits.size())
	for h in hits:
		print("  hit point: ", h["point"])
	quit()