SpacePing/godot/PINGS.gd

extends VBoxContainer


# Declare member variables here. Examples:
# var a = 2
# var b = "text"
onready var MAIN = find_parent("MAIN")
onready var SHIP = find_parent("SHIP")

var pings_max = 3
var labels = []

var ping_per_dist = 1 #ms

# Called when the node enters the scene tree for the first time.
func _ready():
	for i in range(pings_max):
		var lab = Label.new()
		add_child(lab)
		labels.append(lab)

func _process(delta):
	var planetlist = MAIN.planets.duplicate()
	planetlist.sort_custom(self, "ping_sort")
	update_pings(planetlist)

func update_pings(planetlist):
	var i = 0
	for l in labels:
		var planet = planetlist[i]
		l.text = str(int(get_ping(planet)))+" ms"
		l.modulate = planet.color
		i += 1
		
func get_ping(planet):
	var ping = (planet.global_position - SHIP.global_position).length() - planet.radius 
	ping *= ping_per_dist
	return ping

func ping_sort(planet_a, planet_b):
	return get_ping(planet_a) < get_ping(planet_b)

# Called every frame. 'delta' is the elapsed time since the previous frame.
#func _process(delta):
#	pass