examples/create_nmea_from_ais.cpp

   1 #include <iostream>
   2 #include <marnav/ais/message_01.hpp>
   3 #include <marnav/ais/ais.hpp>
   4 #include <marnav/nmea/vdm.hpp>
   5
   6 int main(int, char **)
   7 {
   8         using namespace marnav;
   9
  10         // prepare AIS data
  11         ais::message_01 pos_report;
  12         pos_report.set_sog(82);
  13         // ... most data not shown here
  14
  15         // create payload
  16         auto payload = ais::encode_message(pos_report);
  17
  18         // create NMEA sentences
  19         for (uint32_t fragment = 0; fragment < payload.size(); ++fragment) {
  20                 nmea::vdm vdm;
  21                 vdm.set_n_fragments(payload.size());
  22                 vdm.set_fragment(fragment + 1);
  23                 vdm.set_radio_channel(nmea::ais_channel::B);
  24                 vdm.set_payload(payload[fragment]);
  25
  26                 // collect, send or do something with the sentence...
  27                 std::string s = nmea::to_string(vdm);
  28                 std::cout << s << "\n";
  29         }
  30 }