public void OnTriggerEnter2D(Collider2D collision)
{
DudeController dude = collision.gameObject.GetComponent <DudeController>();
if (dude != null && gold > 0)
{
dude.EarnCoins(gold);
gold = 0;
spriteRenderer.sprite = chestSprites[1];
emptyTimerCountDown = emptyTimer;
}
}