extends Node3D

@onready var camera = $Camera3D

#func _ready():
	#var sp = get_screen_position($LCB)
	#print("3D物体在屏幕上的位置: ", sp)
#
#func get_screen_position(mesh_instance):
	#var global_position = mesh_instance.global_transform.origin
	#return camera.unproject_position(global_position)