extends Node2D


# Declare member variables here. Examples:
# var a = 2
# var b = "text"


# Called when the node enters the scene tree for the first time.
var target: = Vector3()
var rect: = Rect2()
func _ready():
	pass


# Called every frame. 'delta' is the elapsed time since the previous frame.
func _process(delta):
	var pos = get_viewport().get_camera().unproject_position(target)
	rect = get_viewport_rect()
	rect = rect.grow(-8.0)
	if get_viewport().get_camera().is_position_behind(target):
		if visible:
			hide()
	else:
		if rect.has_point(pos):
			if !visible:
				show()
		else:
			pos.x = clamp(pos.x, rect.position.x, rect.position.x + rect.size.x)
			pos.y = clamp(pos.y, rect.position.y, rect.position.y + rect.size.y)
	if position.distance_squared_to(pos) < 480.0:
		position = position.linear_interpolate(pos, delta)
	else:
		position = pos