#include "measurement.hh"

void Measurement::addSsValue(int ssv)
{
  float ss_mwatts = pow(10, (float) ssv / 10.0) + (ss_list.size() * pow(10, average_ss / 10.0));
	
  ss_list.push_back(ssv);
  average_ss = 10 * log10(ss_mwatts / ss_list.size());
}

float Measurement::getSsSquareDistance(float ss)const
{
  return ((ss - average_ss) * (ss - average_ss));
}

ostream &operator<<(ostream &os, Measurement &m)
{
  unsigned int i;
	
  os << m.mac_addr << "->";
  if (m.ss_list.size() == 0)
    os << "No values";
  else
    for (i = 0 ; i < m.ss_list.size() ; i++)
      {
	os << m.ss_list[i];
	if(i < m.ss_list.size() - 1)
	  os << ";";
      }
  os << " [AVG=" << m.average_ss << "]";
	
  return os;
}