extends Sprite3D

export var anim_col = 0

onready var anim_player = $AnimationPlayer
onready var camera = get_tree().get_root().get_camera()


func _process(delta):
	if camera == null:
		return

	var p_fwd = -camera.global_transform.basis.z
	var fwd = global_transform.basis.z
	var left = global_transform.basis.x

	var l_dot = left.dot(p_fwd)
	var f_dot = fwd.dot(p_fwd)


	if f_dot < -0.85:
		anim_player.play("walk_forward") # front sprite
	elif f_dot > 0.85:
		anim_player.play("walk_backward") # back sprite
	else:
		if abs(f_dot) < 0.3:
			anim_player.play("walk_left") # left sprite
		elif l_dot > 0:
			anim_player.play("walk_right") # forward left sprite