func update_sprite():
	var aux = ((velocity.x * 3) + velocity.y) +15000
	var directions = {15000: "right", 20000: "right", 1: "nothing"}
	var facing = directions[aux]
	#match aux:
	#	15000:
	#		facing = "right"
	#	2,-1:
	#		facing = "up"
	#	-4,-3:
	#		facing = "left"
	#	-2,1:
	#		facing = "down"

	var state = "idle_"
	if velocity.x !=0 || velocity.y !=0:
		 state = "walk_"

	#emit_signal(state + directions[aux])