uw-woss-channel.h

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/* WOSS - World Ocean Simulation System -
 * 
 * Copyright (C) 2009 2025 Federico Guerra
 * and regents of the SIGNET lab, University of Padova
 *
 * Author: Federico Guerra - WOSS@guerra-tlc.com
 *
 * 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
 */ 
 
 
#ifndef UW_WOSS_CHANNEL_H
#define UW_WOSS_CHANNEL_H
 
 
#include <channel-module.h>
#include <underwater.h>
#include <woss-manager.h>
 
 
class ChannelEstimator;
 
 
class  WossChannelModule : public ChannelModule {
 
  public:
 
  WossChannelModule();
  
  virtual ~WossChannelModule() override = default;
 
  virtual int command(int argc, const char*const* argv) override;
 
  virtual void recv(Packet* p, ChSAP* chsap) override;
 
  protected:
 
  using ChSAPVector = std::vector< ChSAP* >;
 
  double getPropDelay( const woss::CoordZ& s, const woss::CoordZ& d);
 
  woss::CoordZPairVect computeCoordZPairVect( ChSAP* dest );
  
  woss::SimFreq computeSimFreq( Packet* p );
  
  woss::TimeArrVector computeTimeArrVector( const woss::CoordZPairVect& coords, const woss::SimFreq& sim_freq );
  
  void checkTimeArrVector( const woss::CoordZPairVect& coords, woss::TimeArrVector& channels );
 
  void schedulePacketCopies( const woss::CoordZPairVect& coords, const woss::TimeArrVector& channels, const woss::SimFreq& sim_freq, Packet* p );
 
  void deleteChannels( woss::TimeArrVector& channels );
 
  
  double channel_eq_snr_threshold_db;
 
  double channel_symbol_resolution;
 
  double channel_eq_time;
 
  double channel_eq_attenuation_db;
 
  double channel_max_distance; // [m]
 
  woss::WossManager* woss_manager;
  
  ChannelEstimator* channel_estimator;
 
  Underwater uw;
 
  ChSAPVector chsap_vector;
 
};
 
#endif /* UW_WOSS_CHANNEL_H */