receiver.h

Go to the documentation of this file.

/***************************************************************************
                          receiver.h  -  description
                             -------------------
    begin                : Mit Mai 22 2002
    copyright            : (C) 2002 by Peter Haase
    email                : mail@p-haase.de
 ***************************************************************************/

/***************************************************************************
 *                                                                         *
 *   This library is free software; you can redistribute it and/or         *
 *   modify it under the terms of the GNU Lesser General Public            *
 *   License as published by the Free Software Foundation; either          *
 *   version 2.1 of the License, or (at your option) any later version.    *
 *                                                                         *
 *   This library 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     *
 *   Lesser General Public License for more details.                       *
 *                                                                         *
 *   You should have received a copy of the GNU Lesser General Public      *
 *   License along with this library; if not, write to the Free Software   *
 *   Foundation, Inc., 59 Temple Place, Suite 330, Boston,                 *
 *   MA  02111-1307  USA                                                   *
 *                                                                         *
 ***************************************************************************/

#ifndef RECEIVER_HEADER
#define RECEIVER_HEADER

#include <fstream>
#include <string>
#include <exception>

#include "signals.h"
#include "fft.h"
#include "channel.h"
#include "misc.h"

#include "basicdevice.h"
#include "interfaces.h"
#include "modulator.h"


namespace simthlib
{

typedef simth::SymSeq SignalSamples;

class Receiver;


std::ostream& operator<<(std::ostream &os, const Receiver &rcv);


class Receiver : public simth::Device
{
  private:


  protected:

    virtual int numTimeSamples(int numModSymbols) const = 0;

    virtual int numModSymbols(int numTimeSamples) const = 0;


  public:

    Receiver(int deviceID, simth::DeviceSystemIntf* system,
         const simth::PropertyList& pl);

    virtual ~Receiver(){};

    virtual void process();

    virtual void updateInputLengths();
    virtual void updateOutputLengths();


    virtual void receiveSignal(const simth::TimeSignal& SignalSamples_ptr,
                               simth::ModSeq* modSeq,
                               double* noise = NULL,
                               simth::ModSeq* trans = NULL) = 0;

    virtual void print(std::ostream &os) const;

    virtual void startOfSimulation();

    static void init(const std::string fileName,
                     simth::Device** dev,
                     simth::DeviceSystemIntf* sysPtr,
                     int ID,
                     const std::string& regionQualifier = "");

    static simth::Device *findChannel(simth::DeviceSystemIntf* sys);

};

}

#endif

---