table-based-error-rate-model.h

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/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
/*
 * Copyright (c) 2020 University of Washington
 *
 * 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
 *
 * Authors: Rohan Patidar <rpatidar@uw.edu>
 *          Sébastien Deronne <sebastien.deronne@gmail.com>
 */
 
#ifndef TABLE_BASED_ERROR_RATE_MODEL_H
#define TABLE_BASED_ERROR_RATE_MODEL_H
 
#include "ns3/error-rate-tables.h"
#include "error-rate-model.h"
#include "wifi-mode.h"
 
namespace ns3 {
 
class WifiTxVector;
 
/*
 * \ingroup wifi
 * \brief the interface for the table-driven OFDM error model
 *
 */
class TableBasedErrorRateModel : public ErrorRateModel
{
public:
  static TypeId GetTypeId (void);
 
  TableBasedErrorRateModel ();
  ~TableBasedErrorRateModel ();
 
  static uint8_t GetMcsForMode (WifiMode mode);
 
 
private:
  double DoGetChunkSuccessRate (WifiMode mode, const WifiTxVector& txVector, double snr, uint64_t nbits,
                                uint8_t numRxAntennas, WifiPpduField field, uint16_t staId) const override;
 
  double RoundSnr (double snr, double precision) const;
 
  double FetchFsr (WifiMode mode, const WifiTxVector& txVector, double snr, uint64_t nbits) const;
 
  Ptr<ErrorRateModel> m_fallbackErrorModel; 
 
  uint64_t m_threshold; 
};
 
} //namespace ns3
 
#endif /* TABLE_BASED_ERROR_RATE_MODEL_H */