docs: public static float calcDistanceFromPlayerToPosition(EntityPlayerSP player, Pos targetPos)
  	{
  	    double x = player.posX - targetPos.getX().doubleValue();
  	    double y = player.posY - targetPos.getY().doubleValue();
  	    double z = player.posZ - targetPos.getZ().doubleValue();
  	    return (float)Math.sqrt(x*x + y*y + z*z);
  	}