spectrum-interference.h

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/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
/*
 * Copyright (c) 2009 CTTC
 *
 * 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: Nicola Baldo <nbaldo@cttc.es>
 */


#ifndef SPECTRUM_INTERFERENCE_H
#define SPECTRUM_INTERFERENCE_H

#include <ns3/object.h>
#include <ns3/packet.h>
#include <ns3/nstime.h>
#include <ns3/spectrum-value.h>

namespace ns3 {




class SpectrumErrorModel;



class SpectrumInterference : public Object
{
public:
  SpectrumInterference ();
  virtual ~SpectrumInterference ();

  static TypeId GetTypeId (void);
  
  void SetErrorModel (Ptr<SpectrumErrorModel> e);

  void StartRx (Ptr<const Packet> p, Ptr<const SpectrumValue> rxPsd);

  void AbortRx ();

  bool EndRx ();


  void AddSignal (Ptr<const SpectrumValue> spd, const Time duration);

  void SetNoisePowerSpectralDensity (Ptr<const SpectrumValue> noisePsd);


protected:
  void DoDispose ();

private:

  void ConditionallyEvaluateChunk ();
  void DoAddSignal  (Ptr<const SpectrumValue> spd);
  void DoSubtractSignal  (Ptr<const SpectrumValue> spd);

  bool m_receiving; 

  Ptr<const SpectrumValue> m_rxSignal;

  Ptr<SpectrumValue> m_allSignals;

  Ptr<const SpectrumValue> m_noise; 

  Time m_lastChangeTime;     

  Ptr<SpectrumErrorModel> m_errorModel; 



};



} // namespace ns3





#endif /* SPECTRUM_INTERFERENCE_H */