yans-error-rate-model.h

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/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
/*
 * Copyright (c) 2005,2006 INRIA
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 as
 * published by the Free Software Foundation;
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 *
 * Author: Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
 */

#ifndef YANS_ERROR_RATE_MODEL_H
#define YANS_ERROR_RATE_MODEL_H

#include <stdint.h>
#include "wifi-mode.h"
#include "error-rate-model.h"
#include "dsss-error-rate-model.h"

namespace ns3 {

class YansErrorRateModel : public ErrorRateModel
{
public:
  static TypeId GetTypeId (void);

  YansErrorRateModel ();

  virtual double GetChunkSuccessRate (WifiMode mode, WifiTxVector txVector, double snr, uint32_t nbits) const;


private:
  double Log2 (double val) const;
  double GetBpskBer (double snr, uint32_t signalSpread, uint32_t phyRate) const;
  double GetQamBer (double snr, unsigned int m, uint32_t signalSpread, uint32_t phyRate) const;
  uint32_t Factorial (uint32_t k) const;
  double Binomial (uint32_t k, double p, uint32_t n) const;
  double CalculatePdOdd (double ber, unsigned int d) const;
  double CalculatePdEven (double ber, unsigned int d) const;
  double CalculatePd (double ber, unsigned int d) const;
  double GetFecBpskBer (double snr, double nbits,
                        uint32_t signalSpread, uint32_t phyRate,
                        uint32_t dFree, uint32_t adFree) const;
  double GetFecQamBer (double snr, uint32_t nbits,
                       uint32_t signalSpread,
                       uint32_t phyRate,
                       uint32_t m, uint32_t dfree,
                       uint32_t adFree, uint32_t adFreePlusOne) const;
};

} //namespace ns3

#endif /* YANS_ERROR_RATE_MODEL_H */