Как написать код чтобы руки и голова появлялись на определённом расстоянии от тела в Godot 4

 extends CharacterBody2D  
 
var body_parts = {   
	"head": preload("res://head.tscn"),   
	"body": preload("res://telo.tscn"),   
	"left_arm": preload("res://levaja ruka.tscn"),   
	"right_arm": preload("res://pravaja ruka.tscn")   
}  
 
var stat_sprite = {"verun": preload("res://stat sprite.tscn")} 
 
@onready var stat_sprite_container = $StatSpriteContainer 
var stat_sprite_instances = [] 
@onready var body_parts_container = $BodyPartsContainer  
var body_parts_instances = [] 
 
func _ready():  
	# Создаем и добавляем части тела в контейнер  
	for part in body_parts:  
		var instance = body_parts[part].instantiate()  
		body_parts_container.add_child(instance)  
		instance.hide()  
		body_parts_instances.append(instance)  
	for part in stat_sprite: 
		var instance = stat_sprite[part].instantiate() 
		stat_sprite_container.add_child(instance) 
		instance.show() 
		stat_sprite_instances.append(instance) 
 
func _input(event):  
	if event is InputEventMouseButton:  
		if event.pressed: 
			hide_stat_sprite()  
			show_body_parts()  
	elif event is InputEventMouseMotion:  
		hide_body_parts() 
		show_stat_sprite()   
 
func show_body_parts():  
	for part in body_parts_instances:  
		part.show()  
 
func hide_body_parts():  
	for part in body_parts_instances:  
		part.hide() 
 
func hide_stat_sprite(): 
	for part in stat_sprite_instances: 
		part.hide()   
 
func show_stat_sprite(): 
	for part in stat_sprite_instances: 
		part.show() 
 
const SPEED = 300.0  
const JUMP_VELOCITY = -800.0 
 
var gravity = ProjectSettings.get_setting("physics/2d/default_gravity")  
 
func _physics_process(delta):  
	if not is_on_floor():  
		velocity.y += gravity * delta  
 
	if Input.is_action_just_pressed("ui_up") and is_on_floor():  
		velocity.y = JUMP_VELOCITY  
	 
	var direction = Input.get_axis("ui_left", "ui_right")  
	if direction:  
		velocity.x = direction * SPEED  
	else:  
		velocity.x = move_toward(velocity.x, 0, SPEED)  
		 
	move_and_slide()