.. _program_listing_file_devices_space_comms.h:

Program Listing for File space_comms.h
======================================

|exhale_lsh| :ref:`Return to documentation for file <file_devices_space_comms.h>` (``devices/space_comms.h``)

.. |exhale_lsh| unicode:: U+021B0 .. UPWARDS ARROW WITH TIP LEFTWARDS

.. code-block:: cpp

   #pragma once
   
   #include "lupnt/devices/comms.h"
   #include "lupnt/measurements/antenna.h"
   
   namespace lupnt {
   
     enum class GnssConst {
       GPS,      // Global Positioning System
       GLONASS,  // Global Navigation Satellite System
       GALILEO,  // European Global Navigation Satellite System
       BEIDOU,   // Chinese Global Navigation Satellite System
       QZSS,     // Quasi-Zenith Satellite System
     };
   
     enum class GnssFreq { L1, L2, L5, E1, E6, E5, E5a, E5b };
   
     extern const std::map<GnssFreq, Real> GNSS_FREQ_MAP;
     extern const std::map<GnssFreq, Real> GNSS_RC_MAP;
   
     class GnssTransmitter : public Transmitter {
     public:
       GnssTransmitter(GnssConst gnss_const, int prn);
   
       GnssTransmitter(Config& config);
   
       std::map<GnssFreq, Real> GetTransmitPower() { return P_tx_; }
       std::map<GnssFreq, Real> GetChipRate() { return R_c_; }
       std::map<GnssFreq, Antenna> GetAntennas() { return antennas_; }
       std::vector<GnssFreq> GetFreqList() { return freq_list_; }
   
     protected:
       GnssConst gnss_const_;                  // [-] Type of the GNSS system
       int prn_;                               // [-] PRN of the transmitter satellite
       std::vector<GnssFreq> freq_list_;       // [-] List of frequencies (by signal names)
       std::map<GnssFreq, Antenna> antennas_;  // [-] List of antennas
       std::map<GnssFreq, Real> P_tx_;         // [dB-W] Transmitter power
       std::map<GnssFreq, Real> R_c_;          // [m] Chip rate
   
       void InitGps();
   
       void InitGlonass();
   
       void InitGalileo();
   
       void InitBeidou();
   
       void InitQzss();
     };
   
     class GnssReceiver : public Receiver {
     public:
       GnssReceiver() = default;
       GnssReceiver(Config& config);
     };
   
   }  // namespace lupnt