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d4e12648b0
gnss-sdr/src/core/system_parameters/rtcm.cc
Carles Fernandez a249cd7242
Avoid variable length arrays and other minor fixes
2018-08-16 14:16:43 +02:00

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/*!
* \file rtcm.cc
* \brief Implementation of RTCM 3.2 Standard
* \author Carles Fernandez-Prades, 2015. cfernandez(at)cttc.es
*
* -------------------------------------------------------------------------
*
* Copyright (C) 2010-2018 (see AUTHORS file for a list of contributors)
*
* GNSS-SDR is a software defined Global Navigation
* Satellite Systems receiver
*
* This file is part of GNSS-SDR.
*
* GNSS-SDR is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* GNSS-SDR 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 GNSS-SDR. If not, see <https://www.gnu.org/licenses/>.
*
* -------------------------------------------------------------------------
*/
#include "rtcm.h"
#include "Galileo_E1.h"
#include "GPS_L2C.h"
#include <boost/algorithm/string.hpp> // for to_upper_copy
#include <boost/crc.hpp>
#include <boost/date_time/gregorian/gregorian.hpp>
#include <boost/dynamic_bitset.hpp>
#include <glog/logging.h>
#include <algorithm> // for std::reverse
#include <chrono> // std::chrono::seconds
#include <cmath> // for std::fmod
#include <cstdlib> // for strtol
#include <sstream> // for std::stringstream
#include <thread>
using google::LogMessage;
Rtcm::Rtcm(uint16_t port)
{
RTCM_port = port;
preamble = std::bitset<8>("11010011");
reserved_field = std::bitset<6>("000000");
rtcm_message_queue = std::make_shared<concurrent_queue<std::string> >();
boost::asio::ip::tcp::endpoint endpoint(boost::asio::ip::tcp::v4(), RTCM_port);
servers.emplace_back(io_context, endpoint);
server_is_running = false;
}
Rtcm::~Rtcm()
{
if (server_is_running)
{
try
{
stop_server();
}
catch (const boost::exception& e)
{
LOG(WARNING) << "Boost exception: " << boost::diagnostic_information(e);
}
catch (const std::exception& ex)
{
LOG(WARNING) << "STD exception: " << ex.what();
}
}
}
// *****************************************************************************************************
//
// TCP Server helper classes
//
// *****************************************************************************************************
void Rtcm::run_server()
{
std::cout << "Starting a TCP/IP server of RTCM messages on port " << RTCM_port << std::endl;
try
{
std::thread tq([&] { std::make_shared<Queue_Reader>(io_context, rtcm_message_queue, RTCM_port)->do_read_queue(); });
tq.detach();
std::thread t([&] { io_context.run(); });
server_is_running = true;
t.detach();
}
catch (const std::exception& e)
{
std::cerr << "Exception: " << e.what() << "\n";
}
}
void Rtcm::stop_service()
{
io_context.stop();
}
void Rtcm::stop_server()
{
std::cout << "Stopping TCP/IP server on port " << RTCM_port << std::endl;
rtcm_message_queue->push("Goodbye"); // this terminates tq
Rtcm::stop_service();
servers.front().close_server();
std::this_thread::sleep_for(std::chrono::seconds(1));
server_is_running = false;
}
void Rtcm::send_message(const std::string& msg)
{
rtcm_message_queue->push(msg);
}
bool Rtcm::is_server_running() const
{
return server_is_running;
}
// *****************************************************************************************************
//
// TRANSPORT LAYER AS DEFINED AT RTCM STANDARD 10403.2
//
// *****************************************************************************************************
std::string Rtcm::add_CRC(const std::string& message_without_crc) const
{
// ****** Computes Qualcomm CRC-24Q ******
boost::crc_optimal<24, 0x1864CFBu, 0x0, 0x0, false, false> CRC_RTCM;
// 1) Converts the string to a vector of uint8_t:
boost::dynamic_bitset<uint8_t> frame_bits(message_without_crc);
std::vector<uint8_t> bytes;
boost::to_block_range(frame_bits, std::back_inserter(bytes));
std::reverse(bytes.begin(), bytes.end());
// 2) Computes CRC
CRC_RTCM.process_bytes(bytes.data(), bytes.size());
std::bitset<24> crc_frame = std::bitset<24>(CRC_RTCM.checksum());
// 3) Builds the complete message
std::string complete_message = message_without_crc + crc_frame.to_string();
return bin_to_binary_data(complete_message);
}
bool Rtcm::check_CRC(const std::string& message) const
{
boost::crc_optimal<24, 0x1864CFBu, 0x0, 0x0, false, false> CRC_RTCM_CHECK;
// Convert message to binary
std::string message_bin = Rtcm::binary_data_to_bin(message);
// Check CRC
std::string crc = message_bin.substr(message_bin.length() - 24, 24);
std::bitset<24> read_crc = std::bitset<24>(crc);
std::string msg_without_crc = message_bin.substr(0, message_bin.length() - 24);
boost::dynamic_bitset<uint8_t> frame_bits(msg_without_crc);
std::vector<uint8_t> bytes;
boost::to_block_range(frame_bits, std::back_inserter(bytes));
std::reverse(bytes.begin(), bytes.end());
CRC_RTCM_CHECK.process_bytes(bytes.data(), bytes.size());
std::bitset<24> computed_crc = std::bitset<24>(CRC_RTCM_CHECK.checksum());
if (read_crc == computed_crc)
{
return true;
}
else
{
return false;
}
}
std::string Rtcm::bin_to_binary_data(const std::string& s) const
{
std::string s_aux;
int32_t remainder = static_cast<int32_t>(std::fmod(s.length(), 8));
std::vector<uint8_t> c;
c.reserve(s.length());
uint32_t k = 0;
if (remainder != 0)
{
s_aux.assign(s, 0, remainder);
boost::dynamic_bitset<> rembits(s_aux);
uint64_t n = rembits.to_ulong();
c[0] = static_cast<uint8_t>(n);
k++;
}
uint32_t start = std::max(remainder, 0);
for (uint32_t i = start; i < s.length() - 1; i = i + 8)
{
s_aux.assign(s, i, 4);
std::bitset<4> bs(s_aux);
uint32_t n = bs.to_ulong();
s_aux.assign(s, i + 4, 4);
std::bitset<4> bs2(s_aux);
uint32_t n2 = bs2.to_ulong();
c[k] = static_cast<uint8_t>(n * 16) + static_cast<uint8_t>(n2);
k++;
}
std::string ret(c.begin(), c.begin() + k);
return ret;
}
std::string Rtcm::binary_data_to_bin(const std::string& s) const
{
std::string s_aux;
std::stringstream ss;
for (uint32_t i = 0; i < s.length(); i++)
{
uint8_t val = static_cast<uint8_t>(s.at(i));
std::bitset<8> bs(val);
ss << bs;
}
s_aux = ss.str();
return s_aux;
}
std::string Rtcm::bin_to_hex(const std::string& s) const
{
std::string s_aux;
std::stringstream ss;
int32_t remainder = static_cast<int32_t>(std::fmod(s.length(), 4));
if (remainder != 0)
{
s_aux.assign(s, 0, remainder);
boost::dynamic_bitset<> rembits(s_aux);
uint32_t n = rembits.to_ulong();
ss << std::hex << n;
}
uint32_t start = std::max(remainder, 0);
for (uint32_t i = start; i < s.length() - 1; i = i + 4)
{
s_aux.assign(s, i, 4);
std::bitset<4> bs(s_aux);
uint32_t n = bs.to_ulong();
ss << std::hex << n;
}
return boost::to_upper_copy(ss.str());
}
std::string Rtcm::hex_to_bin(const std::string& s) const
{
std::string s_aux;
s_aux.clear();
std::stringstream ss;
ss << s;
std::string s_lower = boost::to_upper_copy(ss.str());
for (uint32_t i = 0; i < s.length(); i++)
{
uint64_t n;
std::istringstream(s_lower.substr(i, 1)) >> std::hex >> n;
std::bitset<4> bs(n);
s_aux += bs.to_string();
}
return s_aux;
}
uint32_t Rtcm::bin_to_uint(const std::string& s) const
{
if (s.length() > 32)
{
LOG(WARNING) << "Cannot convert to a uint32_t";
return 0;
}
uint32_t reading = strtoul(s.c_str(), NULL, 2);
return reading;
}
int32_t Rtcm::bin_to_int(const std::string& s) const
{
if (s.length() > 32)
{
LOG(WARNING) << "Cannot convert to a int32_t";
return 0;
}
int32_t reading;
// Handle negative numbers
if (s.substr(0, 1).compare("0"))
{
// Computing two's complement
boost::dynamic_bitset<> original_bitset(s);
original_bitset.flip();
reading = -(original_bitset.to_ulong() + 1);
}
else
{
reading = strtol(s.c_str(), NULL, 2);
}
return reading;
}
int32_t Rtcm::bin_to_sint(const std::string& s) const
{
if (s.length() > 32)
{
LOG(WARNING) << "Cannot convert to a int32_t";
return 0;
}
int32_t reading;
int32_t sign;
// Check for sign bit as defined RTCM doc
if (s.substr(0, 1).compare("0") == 0)
{
sign = 1;
// Get the magnitude of the value
reading = strtol((s.substr(1)).c_str(), NULL, 2);
}
else
{
sign = -1;
// Get the magnitude of the value
reading = strtol((s.substr(1)).c_str(), NULL, 2);
}
return sign * reading;
}
// Find the sign for glonass data fields (neg = 1, pos = 0)
static inline uint64_t glo_sgn(double val)
{
if (val < 0) return 1; // If value is negative return 1
if (val == 0) return 0; // Positive or equal to zero return 0
return 0;
}
double Rtcm::bin_to_double(const std::string& s) const
{
double reading;
if (s.length() > 64)
{
LOG(WARNING) << "Cannot convert to a double";
return 0;
}
int64_t reading_int;
// Handle negative numbers
if (s.substr(0, 1).compare("0"))
{
// Computing two's complement
boost::dynamic_bitset<> original_bitset(s);
original_bitset.flip();
std::string aux;
to_string(original_bitset, aux);
reading_int = -(strtoll(aux.c_str(), NULL, 2) + 1);
}
else
{
reading_int = strtoll(s.c_str(), NULL, 2);
}
reading = static_cast<double>(reading_int);
return reading;
}
uint64_t Rtcm::hex_to_uint(const std::string& s) const
{
if (s.length() > 32)
{
LOG(WARNING) << "Cannot convert to a uint64_t";
return 0;
}
uint64_t reading = strtoul(s.c_str(), NULL, 16);
return reading;
}
int64_t Rtcm::hex_to_int(const std::string& s) const
{
if (s.length() > 32)
{
LOG(WARNING) << "Cannot convert to a int64_t";
return 0;
}
int64_t reading = strtol(s.c_str(), NULL, 16);
return reading;
}
std::string Rtcm::build_message(const std::string& data) const
{
uint32_t msg_length_bits = data.length();
uint32_t msg_length_bytes = std::ceil(static_cast<float>(msg_length_bits) / 8.0);
std::bitset<10> message_length = std::bitset<10>(msg_length_bytes);
uint32_t zeros_to_fill = 8 * msg_length_bytes - msg_length_bits;
std::string b(zeros_to_fill, '0');
std::string msg_content = data + b;
std::string msg_without_crc = preamble.to_string() +
reserved_field.to_string() +
message_length.to_string() +
msg_content;
return Rtcm::add_CRC(msg_without_crc);
}
// *****************************************************************************************************
//
// MESSAGES AS DEFINED AT RTCM STANDARD 10403.2
//
// *****************************************************************************************************
// ********************************************************
//
// MESSAGE TYPE 1001 (GPS L1 OBSERVATIONS)
//
// ********************************************************
std::bitset<64> Rtcm::get_MT1001_4_header(uint32_t msg_number, double obs_time, const std::map<int32_t, Gnss_Synchro>& observables,
uint32_t ref_id, uint32_t smooth_int, bool sync_flag, bool divergence_free)
{
uint32_t reference_station_id = ref_id; // Max: 4095
const std::map<int32_t, Gnss_Synchro> observables_ = observables;
bool synchronous_GNSS_flag = sync_flag;
bool divergence_free_smoothing_indicator = divergence_free;
uint32_t smoothing_interval = smooth_int;
Rtcm::set_DF002(msg_number);
Rtcm::set_DF003(reference_station_id);
Rtcm::set_DF004(obs_time);
Rtcm::set_DF005(synchronous_GNSS_flag);
Rtcm::set_DF006(observables_);
Rtcm::set_DF007(divergence_free_smoothing_indicator);
Rtcm::set_DF008(smoothing_interval);
std::string header = DF002.to_string() +
DF003.to_string() +
DF004.to_string() +
DF005.to_string() +
DF006.to_string() +
DF007.to_string() +
DF008.to_string();
std::bitset<64> header_msg(header);
return header_msg;
}
std::bitset<58> Rtcm::get_MT1001_sat_content(const Gps_Ephemeris& eph, double obs_time, const Gnss_Synchro& gnss_synchro)
{
bool code_indicator = false; // code indicator 0: C/A code 1: P(Y) code direct
Rtcm::set_DF009(gnss_synchro);
Rtcm::set_DF010(code_indicator); // code indicator 0: C/A code 1: P(Y) code direct
Rtcm::set_DF011(gnss_synchro);
Rtcm::set_DF012(gnss_synchro);
Rtcm::set_DF013(eph, obs_time, gnss_synchro);
std::string content = DF009.to_string() +
DF010.to_string() +
DF011.to_string() +
DF012.to_string() +
DF013.to_string();
std::bitset<58> content_msg(content);
return content_msg;
}
std::string Rtcm::print_MT1001(const Gps_Ephemeris& gps_eph, double obs_time, const std::map<int32_t, Gnss_Synchro>& observables, uint16_t station_id)
{
uint32_t ref_id = static_cast<uint32_t>(station_id);
uint32_t smooth_int = 0;
bool sync_flag = false;
bool divergence_free = false;
//Get a map with GPS L1 only observations
std::map<int32_t, Gnss_Synchro> observablesL1;
std::map<int32_t, Gnss_Synchro>::const_iterator observables_iter;
for (observables_iter = observables.cbegin();
observables_iter != observables.cend();
observables_iter++)
{
std::string system_(&observables_iter->second.System, 1);
std::string sig_(observables_iter->second.Signal);
if ((system_.compare("G") == 0) && (sig_.compare("1C") == 0))
{
observablesL1.insert(std::pair<int32_t, Gnss_Synchro>(observables_iter->first, observables_iter->second));
}
}
std::bitset<64> header = Rtcm::get_MT1001_4_header(1001, obs_time, observablesL1, ref_id, smooth_int, sync_flag, divergence_free);
std::string data = header.to_string();
for (observables_iter = observablesL1.cbegin();
observables_iter != observablesL1.cend();
observables_iter++)
{
std::bitset<58> content = Rtcm::get_MT1001_sat_content(gps_eph, obs_time, observables_iter->second);
data += content.to_string();
}
std::string msg = build_message(data);
if (server_is_running)
{
rtcm_message_queue->push(msg);
}
return msg;
}
// ********************************************************
//
// MESSAGE TYPE 1002 (EXTENDED GPS L1 OBSERVATIONS)
//
// ********************************************************
std::string Rtcm::print_MT1002(const Gps_Ephemeris& gps_eph, double obs_time, const std::map<int32_t, Gnss_Synchro>& observables, uint16_t station_id)
{
uint32_t ref_id = static_cast<uint32_t>(station_id);
uint32_t smooth_int = 0;
bool sync_flag = false;
bool divergence_free = false;
//Get a map with GPS L1 only observations
std::map<int32_t, Gnss_Synchro> observablesL1;
std::map<int32_t, Gnss_Synchro>::const_iterator observables_iter;
for (observables_iter = observables.cbegin();
observables_iter != observables.cend();
observables_iter++)
{
std::string system_(&observables_iter->second.System, 1);
std::string sig_(observables_iter->second.Signal);
if ((system_.compare("G") == 0) && (sig_.compare("1C") == 0))
{
observablesL1.insert(std::pair<int32_t, Gnss_Synchro>(observables_iter->first, observables_iter->second));
}
}
std::bitset<64> header = Rtcm::get_MT1001_4_header(1002, obs_time, observablesL1, ref_id, smooth_int, sync_flag, divergence_free);
std::string data = header.to_string();
for (observables_iter = observablesL1.cbegin();
observables_iter != observablesL1.cend();
observables_iter++)
{
std::bitset<74> content = Rtcm::get_MT1002_sat_content(gps_eph, obs_time, observables_iter->second);
data += content.to_string();
}
std::string msg = build_message(data);
if (server_is_running)
{
rtcm_message_queue->push(msg);
}
return msg;
}
std::bitset<74> Rtcm::get_MT1002_sat_content(const Gps_Ephemeris& eph, double obs_time, const Gnss_Synchro& gnss_synchro)
{
bool code_indicator = false; // code indicator 0: C/A code 1: P(Y) code direct
Rtcm::set_DF009(gnss_synchro);
Rtcm::set_DF010(code_indicator); // code indicator 0: C/A code 1: P(Y) code direct
Rtcm::set_DF011(gnss_synchro);
Rtcm::set_DF012(gnss_synchro);
Rtcm::set_DF013(eph, obs_time, gnss_synchro);
std::string content = DF009.to_string() +
DF010.to_string() +
DF011.to_string() +
DF012.to_string() +
DF013.to_string() +
DF014.to_string() +
DF015.to_string();
std::bitset<74> content_msg(content);
return content_msg;
}
// ********************************************************
//
// MESSAGE TYPE 1003 (GPS L1 & L2 OBSERVATIONS)
//
// ********************************************************
std::string Rtcm::print_MT1003(const Gps_Ephemeris& ephL1, const Gps_CNAV_Ephemeris& ephL2, double obs_time, const std::map<int32_t, Gnss_Synchro>& observables, uint16_t station_id)
{
uint32_t ref_id = static_cast<uint32_t>(station_id);
uint32_t smooth_int = 0;
bool sync_flag = false;
bool divergence_free = false;
//Get maps with GPS L1 and L2 observations
std::map<int32_t, Gnss_Synchro> observablesL1;
std::map<int32_t, Gnss_Synchro> observablesL2;
std::map<int32_t, Gnss_Synchro>::const_iterator observables_iter;
std::map<int32_t, Gnss_Synchro>::const_iterator observables_iter2;
for (observables_iter = observables.cbegin();
observables_iter != observables.cend();
observables_iter++)
{
std::string system_(&observables_iter->second.System, 1);
std::string sig_(observables_iter->second.Signal);
if ((system_.compare("G") == 0) && (sig_.compare("1C") == 0))
{
observablesL1.insert(std::pair<int32_t, Gnss_Synchro>(observables_iter->first, observables_iter->second));
}
if ((system_.compare("G") == 0) && (sig_.compare("2S") == 0))
{
observablesL2.insert(std::pair<int32_t, Gnss_Synchro>(observables_iter->first, observables_iter->second));
}
}
// Get common observables
std::vector<std::pair<Gnss_Synchro, Gnss_Synchro> > common_observables;
std::vector<std::pair<Gnss_Synchro, Gnss_Synchro> >::const_iterator common_observables_iter;
std::map<int32_t, Gnss_Synchro> observablesL1_with_L2;
for (observables_iter = observablesL1.cbegin();
observables_iter != observablesL1.cend();
observables_iter++)
{
uint32_t prn_ = observables_iter->second.PRN;
for (observables_iter2 = observablesL2.cbegin();
observables_iter2 != observablesL2.cend();
observables_iter2++)
{
if (observables_iter2->second.PRN == prn_)
{
std::pair<Gnss_Synchro, Gnss_Synchro> p;
Gnss_Synchro pr1 = observables_iter->second;
Gnss_Synchro pr2 = observables_iter2->second;
p = std::make_pair(pr1, pr2);
common_observables.push_back(p);
observablesL1_with_L2.insert(std::pair<int32_t, Gnss_Synchro>(observables_iter->first, observables_iter->second));
}
}
}
std::bitset<64> header = Rtcm::get_MT1001_4_header(1003, obs_time, observablesL1_with_L2, ref_id, smooth_int, sync_flag, divergence_free);
std::string data = header.to_string();
for (common_observables_iter = common_observables.cbegin();
common_observables_iter != common_observables.cend();
common_observables_iter++)
{
std::bitset<101> content = Rtcm::get_MT1003_sat_content(ephL1, ephL2, obs_time, common_observables_iter->first, common_observables_iter->second);
data += content.to_string();
}
std::string msg = build_message(data);
if (server_is_running)
{
rtcm_message_queue->push(msg);
}
return msg;
}
std::bitset<101> Rtcm::get_MT1003_sat_content(const Gps_Ephemeris& ephL1, const Gps_CNAV_Ephemeris& ephL2, double obs_time, const Gnss_Synchro& gnss_synchroL1, const Gnss_Synchro& gnss_synchroL2)
{
bool code_indicator = false; // code indicator 0: C/A code 1: P(Y) code direct
Rtcm::set_DF009(gnss_synchroL1);
Rtcm::set_DF010(code_indicator); // code indicator 0: C/A code 1: P(Y) code direct
Rtcm::set_DF011(gnss_synchroL1);
Rtcm::set_DF012(gnss_synchroL1);
Rtcm::set_DF013(ephL1, obs_time, gnss_synchroL1);
std::bitset<2> DF016_ = std::bitset<2>(0); // code indicator 0: C/A or L2C code 1: P(Y) code direct 2:P(Y) code cross-correlated 3: Correlated P/Y
Rtcm::set_DF017(gnss_synchroL1, gnss_synchroL2);
Rtcm::set_DF018(gnss_synchroL1, gnss_synchroL2);
Rtcm::set_DF019(ephL2, obs_time, gnss_synchroL2);
std::string content = DF009.to_string() +
DF010.to_string() +
DF011.to_string() +
DF012.to_string() +
DF013.to_string() +
DF016_.to_string() +
DF017.to_string() +
DF018.to_string() +
DF019.to_string();
std::bitset<101> content_msg(content);
return content_msg;
}
// ******************************************************************
//
// MESSAGE TYPE 1004 (EXTENDED GPS L1 & L2 OBSERVATIONS)
//
// ******************************************************************
std::string Rtcm::print_MT1004(const Gps_Ephemeris& ephL1, const Gps_CNAV_Ephemeris& ephL2, double obs_time, const std::map<int32_t, Gnss_Synchro>& observables, uint16_t station_id)
{
uint32_t ref_id = static_cast<uint32_t>(station_id);
uint32_t smooth_int = 0;
bool sync_flag = false;
bool divergence_free = false;
//Get maps with GPS L1 and L2 observations
std::map<int32_t, Gnss_Synchro> observablesL1;
std::map<int32_t, Gnss_Synchro> observablesL2;
std::map<int32_t, Gnss_Synchro>::const_iterator observables_iter;
std::map<int32_t, Gnss_Synchro>::const_iterator observables_iter2;
for (observables_iter = observables.cbegin();
observables_iter != observables.cend();
observables_iter++)
{
std::string system_(&observables_iter->second.System, 1);
std::string sig_(observables_iter->second.Signal);
if ((system_.compare("G") == 0) && (sig_.compare("1C") == 0))
{
observablesL1.insert(std::pair<int32_t, Gnss_Synchro>(observables_iter->first, observables_iter->second));
}
if ((system_.compare("G") == 0) && (sig_.compare("2S") == 0))
{
observablesL2.insert(std::pair<int32_t, Gnss_Synchro>(observables_iter->first, observables_iter->second));
}
}
// Get common observables
std::vector<std::pair<Gnss_Synchro, Gnss_Synchro> > common_observables;
std::vector<std::pair<Gnss_Synchro, Gnss_Synchro> >::const_iterator common_observables_iter;
std::map<int32_t, Gnss_Synchro> observablesL1_with_L2;
for (observables_iter = observablesL1.cbegin();
observables_iter != observablesL1.cend();
observables_iter++)
{
uint32_t prn_ = observables_iter->second.PRN;
for (observables_iter2 = observablesL2.cbegin();
observables_iter2 != observablesL2.cend();
observables_iter2++)
{
if (observables_iter2->second.PRN == prn_)
{
std::pair<Gnss_Synchro, Gnss_Synchro> p;
Gnss_Synchro pr1 = observables_iter->second;
Gnss_Synchro pr2 = observables_iter2->second;
p = std::make_pair(pr1, pr2);
common_observables.push_back(p);
observablesL1_with_L2.insert(std::pair<int32_t, Gnss_Synchro>(observables_iter->first, observables_iter->second));
}
}
}
std::bitset<64> header = Rtcm::get_MT1001_4_header(1004, obs_time, observablesL1_with_L2, ref_id, smooth_int, sync_flag, divergence_free);
std::string data = header.to_string();
for (common_observables_iter = common_observables.cbegin();
common_observables_iter != common_observables.cend();
common_observables_iter++)
{
std::bitset<125> content = Rtcm::get_MT1004_sat_content(ephL1, ephL2, obs_time, common_observables_iter->first, common_observables_iter->second);
data += content.to_string();
}
std::string msg = build_message(data);
if (server_is_running)
{
rtcm_message_queue->push(msg);
}
return msg;
}
std::bitset<125> Rtcm::get_MT1004_sat_content(const Gps_Ephemeris& ephL1, const Gps_CNAV_Ephemeris& ephL2, double obs_time, const Gnss_Synchro& gnss_synchroL1, const Gnss_Synchro& gnss_synchroL2)
{
bool code_indicator = false; // code indicator 0: C/A code 1: P(Y) code direct
Rtcm::set_DF009(gnss_synchroL1);
Rtcm::set_DF010(code_indicator); // code indicator 0: C/A code 1: P(Y) code direct
Rtcm::set_DF011(gnss_synchroL1);
Rtcm::set_DF012(gnss_synchroL1);
Rtcm::set_DF013(ephL1, obs_time, gnss_synchroL1);
Rtcm::set_DF014(gnss_synchroL1);
Rtcm::set_DF015(gnss_synchroL1);
std::bitset<2> DF016_ = std::bitset<2>(0); // code indicator 0: C/A or L2C code 1: P(Y) code direct 2:P(Y) code cross-correlated 3: Correlated P/Y
Rtcm::set_DF017(gnss_synchroL1, gnss_synchroL2);
Rtcm::set_DF018(gnss_synchroL1, gnss_synchroL2);
Rtcm::set_DF019(ephL2, obs_time, gnss_synchroL2);
Rtcm::set_DF020(gnss_synchroL2);
std::string content = DF009.to_string() +
DF010.to_string() +
DF011.to_string() +
DF012.to_string() +
DF013.to_string() +
DF014.to_string() +
DF015.to_string() +
DF016_.to_string() +
DF017.to_string() +
DF018.to_string() +
DF019.to_string() +
DF020.to_string();
std::bitset<125> content_msg(content);
return content_msg;
}
// ********************************************************
//
// MESSAGE TYPE 1005 (STATION DESCRIPTION)
//
// ********************************************************
/* Stationary Antenna Reference Point, No Height Information
* Reference Station Id = 2003
GPS Service supported, but not GLONASS or Galileo
ARP ECEF-X = 1114104.5999 meters
ARP ECEF-Y = -4850729.7108 meters
ARP ECEF-Z = 3975521.4643 meters
Expected output: D3 00 13 3E D7 D3 02 02 98 0E DE EF 34 B4 BD 62
AC 09 41 98 6F 33 36 0B 98
*/
std::bitset<152> Rtcm::get_MT1005_test()
{
uint32_t mt1005 = 1005;
uint32_t reference_station_id = 2003; // Max: 4095
double ECEF_X = 1114104.5999; // units: m
double ECEF_Y = -4850729.7108; // units: m
double ECEF_Z = 3975521.4643; // units: m
std::bitset<1> DF001_;
Rtcm::set_DF002(mt1005);
Rtcm::set_DF003(reference_station_id);
Rtcm::set_DF021();
Rtcm::set_DF022(true); // GPS
Rtcm::set_DF023(false); // Glonass
Rtcm::set_DF024(false); // Galileo
DF141 = std::bitset<1>("0"); // 0: Real, physical reference station
DF001_ = std::bitset<1>("0"); // Reserved, set to 0
Rtcm::set_DF025(ECEF_X);
DF142 = std::bitset<1>("0"); // Single Receiver Oscillator Indicator
Rtcm::set_DF026(ECEF_Y);
DF364 = std::bitset<2>("00"); // Quarter Cycle Indicator
Rtcm::set_DF027(ECEF_Z);
std::string message = DF002.to_string() +
DF003.to_string() +
DF021.to_string() +
DF022.to_string() +
DF023.to_string() +
DF024.to_string() +
DF141.to_string() +
DF025.to_string() +
DF142.to_string() +
DF001_.to_string() +
DF026.to_string() +
DF364.to_string() +
DF027.to_string();
std::bitset<152> test_msg(message);
return test_msg;
}
std::string Rtcm::print_MT1005(uint32_t ref_id, double ecef_x, double ecef_y, double ecef_z, bool gps, bool glonass, bool galileo, bool non_physical, bool single_oscillator, uint32_t quarter_cycle_indicator)
{
uint32_t msg_number = 1005;
std::bitset<1> DF001_;
Rtcm::set_DF002(msg_number);
Rtcm::set_DF003(ref_id);
Rtcm::set_DF021();
Rtcm::set_DF022(gps);
Rtcm::set_DF023(glonass);
Rtcm::set_DF024(galileo);
DF141 = std::bitset<1>(non_physical);
DF001_ = std::bitset<1>("0");
Rtcm::set_DF025(ecef_x);
DF142 = std::bitset<1>(single_oscillator);
Rtcm::set_DF026(ecef_y);
DF364 = std::bitset<2>(quarter_cycle_indicator);
Rtcm::set_DF027(ecef_z);
std::string data = DF002.to_string() +
DF003.to_string() +
DF021.to_string() +
DF022.to_string() +
DF023.to_string() +
DF024.to_string() +
DF141.to_string() +
DF025.to_string() +
DF142.to_string() +
DF001_.to_string() +
DF026.to_string() +
DF364.to_string() +
DF027.to_string();
std::string msg = build_message(data);
if (server_is_running)
{
rtcm_message_queue->push(msg);
}
return msg;
}
int32_t Rtcm::read_MT1005(const std::string& message, uint32_t& ref_id, double& ecef_x, double& ecef_y, double& ecef_z, bool& gps, bool& glonass, bool& galileo)
{
// Convert message to binary
std::string message_bin = Rtcm::binary_data_to_bin(message);
if (!Rtcm::check_CRC(message))
{
LOG(WARNING) << " Bad CRC detected in RTCM message MT1005";
return 1;
}
// Check than the message number is correct
uint32_t preamble_length = 8;
uint32_t reserved_field_length = 6;
uint32_t index = preamble_length + reserved_field_length;
uint32_t read_message_length = static_cast<uint32_t>(Rtcm::bin_to_uint(message_bin.substr(index, 10)));
index += 10;
if (read_message_length != 19)
{
LOG(WARNING) << " Message MT1005 with wrong length (19 bytes expected, " << read_message_length << " received)";
return 1;
}
uint32_t msg_number = 1005;
Rtcm::set_DF002(msg_number);
std::bitset<12> read_msg_number(message_bin.substr(index, 12));
index += 12;
if (DF002 != read_msg_number)
{
LOG(WARNING) << " This is not a MT1005 message";
return 1;
}
ref_id = Rtcm::bin_to_uint(message_bin.substr(index, 12));
index += 12;
index += 6; // ITRF year
gps = static_cast<bool>(Rtcm::bin_to_uint(message_bin.substr(index, 1)));
index += 1;
glonass = static_cast<bool>(Rtcm::bin_to_uint(message_bin.substr(index, 1)));
index += 1;
galileo = static_cast<bool>(Rtcm::bin_to_uint(message_bin.substr(index, 1)));
index += 1;
index += 1; // ref_station_indicator
ecef_x = Rtcm::bin_to_double(message_bin.substr(index, 38)) / 10000.0;
index += 38;
index += 1; // single rx oscillator
index += 1; // reserved
ecef_y = Rtcm::bin_to_double(message_bin.substr(index, 38)) / 10000.0;
index += 38;
index += 2; // quarter cycle indicator
ecef_z = Rtcm::bin_to_double(message_bin.substr(index, 38)) / 10000.0;
return 0;
}
std::string Rtcm::print_MT1005_test()
{
std::bitset<152> mt1005 = get_MT1005_test();
return Rtcm::build_message(mt1005.to_string());
}
// ********************************************************
//
// MESSAGE TYPE 1006 (STATION DESCRIPTION PLUS HEIGHT INFORMATION)
//
// ********************************************************
std::string Rtcm::print_MT1006(uint32_t ref_id, double ecef_x, double ecef_y, double ecef_z, bool gps, bool glonass, bool galileo, bool non_physical, bool single_oscillator, uint32_t quarter_cycle_indicator, double height)
{
uint32_t msg_number = 1006;
std::bitset<1> DF001_;
Rtcm::set_DF002(msg_number);
Rtcm::set_DF003(ref_id);
Rtcm::set_DF021();
Rtcm::set_DF022(gps);
Rtcm::set_DF023(glonass);
Rtcm::set_DF024(galileo);
DF141 = std::bitset<1>(non_physical);
DF001_ = std::bitset<1>("0");
Rtcm::set_DF025(ecef_x);
DF142 = std::bitset<1>(single_oscillator);
Rtcm::set_DF026(ecef_y);
DF364 = std::bitset<2>(quarter_cycle_indicator);
Rtcm::set_DF027(ecef_z);
Rtcm::set_DF028(height);
std::string data = DF002.to_string() +
DF003.to_string() +
DF021.to_string() +
DF022.to_string() +
DF023.to_string() +
DF024.to_string() +
DF141.to_string() +
DF025.to_string() +
DF142.to_string() +
DF001_.to_string() +
DF026.to_string() +
DF364.to_string() +
DF027.to_string() +
DF028.to_string();
std::string msg = build_message(data);
if (server_is_running)
{
rtcm_message_queue->push(msg);
}
return msg;
}
// ********************************************************
//
// MESSAGE TYPE 1008 (ANTENNA DESCRIPTOR & SERIAL NUMBER)
//
// ********************************************************
std::string Rtcm::print_MT1008(uint32_t ref_id, const std::string& antenna_descriptor, uint32_t antenna_setup_id, const std::string& antenna_serial_number)
{
uint32_t msg_number = 1008;
std::bitset<12> DF002_ = std::bitset<12>(msg_number);
Rtcm::set_DF003(ref_id);
std::string ant_descriptor = antenna_descriptor;
uint32_t len = ant_descriptor.length();
if (len > 31)
{
ant_descriptor = ant_descriptor.substr(0, 31);
len = 31;
}
DF029 = std::bitset<8>(len);
std::string DF030_str_;
for (auto it = ant_descriptor.cbegin(); it != ant_descriptor.cend(); it++)
{
char c = *it;
std::bitset<8> character = std::bitset<8>(c);
DF030_str_ += character.to_string();
}
Rtcm::set_DF031(antenna_setup_id);
std::string ant_sn(antenna_serial_number);
uint32_t len2 = ant_sn.length();
if (len2 > 31)
{
ant_sn = ant_sn.substr(0, 31);
len2 = 31;
}
DF032 = std::bitset<8>(len2);
std::string DF033_str_;
for (auto it = ant_sn.cbegin(); it != ant_sn.cend(); it++)
{
char c = *it;
std::bitset<8> character = std::bitset<8>(c);
DF033_str_ += character.to_string();
}
std::string data = DF002_.to_string() +
DF003.to_string() +
DF029.to_string() +
DF030_str_ +
DF031.to_string() +
DF032.to_string() +
DF033_str_;
std::string msg = build_message(data);
if (server_is_running)
{
rtcm_message_queue->push(msg);
}
return msg;
}
// ********************************************************
//
// MESSAGE TYPE 1009 (GLONASS L1 Basic RTK Observables)
//
// ********************************************************
std::bitset<61> Rtcm::get_MT1009_12_header(uint32_t msg_number, double obs_time, const std::map<int32_t, Gnss_Synchro>& observables,
uint32_t ref_id, uint32_t smooth_int, bool sync_flag, bool divergence_free)
{
uint32_t reference_station_id = ref_id; // Max: 4095
const std::map<int32_t, Gnss_Synchro> observables_ = observables;
bool synchronous_GNSS_flag = sync_flag;
bool divergence_free_smoothing_indicator = divergence_free;
uint32_t smoothing_interval = smooth_int;
Rtcm::set_DF002(msg_number);
Rtcm::set_DF003(reference_station_id);
Rtcm::set_DF034(obs_time);
Rtcm::set_DF005(synchronous_GNSS_flag);
Rtcm::set_DF035(observables_);
Rtcm::set_DF036(divergence_free_smoothing_indicator);
Rtcm::set_DF037(smoothing_interval);
std::string header = DF002.to_string() +
DF003.to_string() +
DF034.to_string() +
DF005.to_string() +
DF035.to_string() +
DF036.to_string() +
DF037.to_string();
std::bitset<61> header_msg(header);
return header_msg;
}
std::bitset<64> Rtcm::get_MT1009_sat_content(const Glonass_Gnav_Ephemeris& eph, double obs_time, const Gnss_Synchro& gnss_synchro)
{
bool code_indicator = false; // code indicator 0: C/A code 1: P(Y) code direct
Rtcm::set_DF038(gnss_synchro);
Rtcm::set_DF039(code_indicator);
Rtcm::set_DF040(eph.i_satellite_freq_channel);
Rtcm::set_DF041(gnss_synchro);
Rtcm::set_DF042(gnss_synchro);
Rtcm::set_DF043(eph, obs_time, gnss_synchro);
std::string content = DF038.to_string() +
DF039.to_string() +
DF040.to_string() +
DF041.to_string() +
DF042.to_string() +
DF043.to_string();
std::bitset<64> content_msg(content);
return content_msg;
}
std::string Rtcm::print_MT1009(const Glonass_Gnav_Ephemeris& glonass_gnav_eph, double obs_time, const std::map<int32_t, Gnss_Synchro>& observables, uint16_t station_id)
{
uint32_t ref_id = static_cast<uint32_t>(station_id);
uint32_t smooth_int = 0;
bool sync_flag = false;
bool divergence_free = false;
//Get a map with GLONASS L1 only observations
std::map<int32_t, Gnss_Synchro> observablesL1;
std::map<int32_t, Gnss_Synchro>::const_iterator observables_iter;
for (observables_iter = observables.begin();
observables_iter != observables.end();
observables_iter++)
{
std::string system_(&observables_iter->second.System, 1);
std::string sig_(observables_iter->second.Signal);
if ((system_.compare("R") == 0) && (sig_.compare("1C") == 0))
{
observablesL1.insert(std::pair<int32_t, Gnss_Synchro>(observables_iter->first, observables_iter->second));
}
}
std::bitset<61> header = Rtcm::get_MT1009_12_header(1009, obs_time, observablesL1, ref_id, smooth_int, sync_flag, divergence_free);
std::string data = header.to_string();
for (observables_iter = observablesL1.begin();
observables_iter != observablesL1.end();
observables_iter++)
{
std::bitset<64> content = Rtcm::get_MT1009_sat_content(glonass_gnav_eph, obs_time, observables_iter->second);
data += content.to_string();
}
std::string msg = build_message(data);
if (server_is_running)
{
rtcm_message_queue->push(msg);
}
return msg;
}
// ********************************************************
//
// MESSAGE TYPE 1010 (EXTENDED GLONASS L1 OBSERVATIONS)
//
// ********************************************************
std::string Rtcm::print_MT1010(const Glonass_Gnav_Ephemeris& glonass_gnav_eph, double obs_time, const std::map<int32_t, Gnss_Synchro>& observables, uint16_t station_id)
{
uint32_t ref_id = static_cast<uint32_t>(station_id);
uint32_t smooth_int = 0;
bool sync_flag = false;
bool divergence_free = false;
//Get a map with GPS L1 only observations
std::map<int32_t, Gnss_Synchro> observablesL1;
std::map<int32_t, Gnss_Synchro>::const_iterator observables_iter;
for (observables_iter = observables.begin();
observables_iter != observables.end();
observables_iter++)
{
std::string system_(&observables_iter->second.System, 1);
std::string sig_(observables_iter->second.Signal);
if ((system_.compare("R") == 0) && (sig_.compare("1C") == 0))
{
observablesL1.insert(std::pair<int32_t, Gnss_Synchro>(observables_iter->first, observables_iter->second));
}
}
std::bitset<61> header = Rtcm::get_MT1009_12_header(1010, obs_time, observablesL1, ref_id, smooth_int, sync_flag, divergence_free);
std::string data = header.to_string();
for (observables_iter = observablesL1.begin();
observables_iter != observablesL1.end();
observables_iter++)
{
std::bitset<79> content = Rtcm::get_MT1010_sat_content(glonass_gnav_eph, obs_time, observables_iter->second);
data += content.to_string();
}
std::string msg = build_message(data);
if (server_is_running)
{
rtcm_message_queue->push(msg);
}
return msg;
}
std::bitset<79> Rtcm::get_MT1010_sat_content(const Glonass_Gnav_Ephemeris& eph, double obs_time, const Gnss_Synchro& gnss_synchro)
{
bool code_indicator = false; // code indicator 0: C/A code 1: P(Y) code direct
Rtcm::set_DF038(gnss_synchro);
Rtcm::set_DF039(code_indicator);
Rtcm::set_DF040(eph.i_satellite_freq_channel);
Rtcm::set_DF041(gnss_synchro);
Rtcm::set_DF042(gnss_synchro);
Rtcm::set_DF043(eph, obs_time, gnss_synchro);
Rtcm::set_DF044(gnss_synchro);
Rtcm::set_DF045(gnss_synchro);
std::string content = DF038.to_string() +
DF039.to_string() +
DF040.to_string() +
DF041.to_string() +
DF042.to_string() +
DF043.to_string() +
DF044.to_string() +
DF045.to_string();
std::bitset<79> content_msg(content);
return content_msg;
}
// ********************************************************
//
// MESSAGE TYPE 1011 (GLONASS L1 & L2 OBSERVATIONS)
//
// ********************************************************
std::string Rtcm::print_MT1011(const Glonass_Gnav_Ephemeris& ephL1, const Glonass_Gnav_Ephemeris& ephL2, double obs_time, const std::map<int32_t, Gnss_Synchro>& observables, uint16_t station_id)
{
uint32_t ref_id = static_cast<uint32_t>(station_id);
uint32_t smooth_int = 0;
bool sync_flag = false;
bool divergence_free = false;
//Get maps with GPS L1 and L2 observations
std::map<int32_t, Gnss_Synchro> observablesL1;
std::map<int32_t, Gnss_Synchro> observablesL2;
std::map<int32_t, Gnss_Synchro>::const_iterator observables_iter;
std::map<int32_t, Gnss_Synchro>::const_iterator observables_iter2;
for (observables_iter = observables.begin();
observables_iter != observables.end();
observables_iter++)
{
std::string system_(&observables_iter->second.System, 1);
std::string sig_(observables_iter->second.Signal);
if ((system_.compare("R") == 0) && (sig_.compare("1C") == 0))
{
observablesL1.insert(std::pair<int32_t, Gnss_Synchro>(observables_iter->first, observables_iter->second));
}
if ((system_.compare("R") == 0) && (sig_.compare("2C") == 0))
{
observablesL2.insert(std::pair<int32_t, Gnss_Synchro>(observables_iter->first, observables_iter->second));
}
}
// Get common observables
std::vector<std::pair<Gnss_Synchro, Gnss_Synchro> > common_observables;
std::vector<std::pair<Gnss_Synchro, Gnss_Synchro> >::const_iterator common_observables_iter;
std::map<int32_t, Gnss_Synchro> observablesL1_with_L2;
for (observables_iter = observablesL1.begin();
observables_iter != observablesL1.end();
observables_iter++)
{
uint32_t prn_ = observables_iter->second.PRN;
for (observables_iter2 = observablesL2.begin();
observables_iter2 != observablesL2.end();
observables_iter2++)
{
if (observables_iter2->second.PRN == prn_)
{
std::pair<Gnss_Synchro, Gnss_Synchro> p;
Gnss_Synchro pr1 = observables_iter->second;
Gnss_Synchro pr2 = observables_iter2->second;
p = std::make_pair(pr1, pr2);
common_observables.push_back(p);
observablesL1_with_L2.insert(std::pair<int32_t, Gnss_Synchro>(observables_iter->first, observables_iter->second));
}
}
}
std::bitset<61> header = Rtcm::get_MT1009_12_header(1011, obs_time, observablesL1_with_L2, ref_id, smooth_int, sync_flag, divergence_free);
std::string data = header.to_string();
for (common_observables_iter = common_observables.begin();
common_observables_iter != common_observables.end();
common_observables_iter++)
{
std::bitset<107> content = Rtcm::get_MT1011_sat_content(ephL1, ephL2, obs_time, common_observables_iter->first, common_observables_iter->second);
data += content.to_string();
}
std::string msg = build_message(data);
if (server_is_running)
{
rtcm_message_queue->push(msg);
}
return msg;
}
std::bitset<107> Rtcm::get_MT1011_sat_content(const Glonass_Gnav_Ephemeris& ephL1, const Glonass_Gnav_Ephemeris& ephL2, double obs_time, const Gnss_Synchro& gnss_synchroL1, const Gnss_Synchro& gnss_synchroL2)
{
bool code_indicator = false; // code indicator 0: C/A code 1: P(Y) code direct
Rtcm::set_DF038(gnss_synchroL1);
Rtcm::set_DF039(code_indicator);
Rtcm::set_DF040(ephL1.i_satellite_freq_channel);
Rtcm::set_DF041(gnss_synchroL1);
Rtcm::set_DF042(gnss_synchroL1);
Rtcm::set_DF043(ephL1, obs_time, gnss_synchroL1);
std::bitset<2> DF046_ = std::bitset<2>(0); // code indicator 0: C/A or L2C code 1: P(Y) code direct 2:P(Y) code cross-correlated 3: Correlated P/Y
Rtcm::set_DF047(gnss_synchroL1, gnss_synchroL2);
Rtcm::set_DF048(gnss_synchroL1, gnss_synchroL2);
Rtcm::set_DF049(ephL2, obs_time, gnss_synchroL2);
std::string content = DF038.to_string() +
DF039.to_string() +
DF040.to_string() +
DF041.to_string() +
DF042.to_string() +
DF043.to_string() +
DF046_.to_string() +
DF047.to_string() +
DF048.to_string() +
DF049.to_string();
std::bitset<107> content_msg(content);
return content_msg;
}
// ******************************************************************
//
// MESSAGE TYPE 1004 (EXTENDED GLONASS L1 & L2 OBSERVATIONS)
//
// ******************************************************************
std::string Rtcm::print_MT1012(const Glonass_Gnav_Ephemeris& ephL1, const Glonass_Gnav_Ephemeris& ephL2, double obs_time, const std::map<int32_t, Gnss_Synchro>& observables, uint16_t station_id)
{
uint32_t ref_id = static_cast<uint32_t>(station_id);
uint32_t smooth_int = 0;
bool sync_flag = false;
bool divergence_free = false;
//Get maps with GLONASS L1 and L2 observations
std::map<int32_t, Gnss_Synchro> observablesL1;
std::map<int32_t, Gnss_Synchro> observablesL2;
std::map<int32_t, Gnss_Synchro>::const_iterator observables_iter;
std::map<int32_t, Gnss_Synchro>::const_iterator observables_iter2;
for (observables_iter = observables.begin();
observables_iter != observables.end();
observables_iter++)
{
std::string system_(&observables_iter->second.System, 1);
std::string sig_(observables_iter->second.Signal);
if ((system_.compare("R") == 0) && (sig_.compare("1C") == 0))
{
observablesL1.insert(std::pair<int32_t, Gnss_Synchro>(observables_iter->first, observables_iter->second));
}
if ((system_.compare("R") == 0) && (sig_.compare("2C") == 0))
{
observablesL2.insert(std::pair<int32_t, Gnss_Synchro>(observables_iter->first, observables_iter->second));
}
}
// Get common observables
std::vector<std::pair<Gnss_Synchro, Gnss_Synchro> > common_observables;
std::vector<std::pair<Gnss_Synchro, Gnss_Synchro> >::const_iterator common_observables_iter;
std::map<int32_t, Gnss_Synchro> observablesL1_with_L2;
for (observables_iter = observablesL1.begin();
observables_iter != observablesL1.end();
observables_iter++)
{
uint32_t prn_ = observables_iter->second.PRN;
for (observables_iter2 = observablesL2.begin();
observables_iter2 != observablesL2.end();
observables_iter2++)
{
if (observables_iter2->second.PRN == prn_)
{
std::pair<Gnss_Synchro, Gnss_Synchro> p;
Gnss_Synchro pr1 = observables_iter->second;
Gnss_Synchro pr2 = observables_iter2->second;
p = std::make_pair(pr1, pr2);
common_observables.push_back(p);
observablesL1_with_L2.insert(std::pair<int32_t, Gnss_Synchro>(observables_iter->first, observables_iter->second));
}
}
}
std::bitset<61> header = Rtcm::get_MT1009_12_header(1012, obs_time, observablesL1_with_L2, ref_id, smooth_int, sync_flag, divergence_free);
std::string data = header.to_string();
for (common_observables_iter = common_observables.begin();
common_observables_iter != common_observables.end();
common_observables_iter++)
{
std::bitset<130> content = Rtcm::get_MT1012_sat_content(ephL1, ephL2, obs_time, common_observables_iter->first, common_observables_iter->second);
data += content.to_string();
}
std::string msg = build_message(data);
if (server_is_running)
{
rtcm_message_queue->push(msg);
}
return msg;
}
std::bitset<130> Rtcm::get_MT1012_sat_content(const Glonass_Gnav_Ephemeris& ephL1, const Glonass_Gnav_Ephemeris& ephL2, double obs_time, const Gnss_Synchro& gnss_synchroL1, const Gnss_Synchro& gnss_synchroL2)
{
bool code_indicator = false; // code indicator 0: C/A code 1: P(Y) code direct
Rtcm::set_DF038(gnss_synchroL1);
Rtcm::set_DF039(code_indicator);
Rtcm::set_DF040(ephL1.i_satellite_freq_channel);
Rtcm::set_DF041(gnss_synchroL1);
Rtcm::set_DF042(gnss_synchroL1);
Rtcm::set_DF043(ephL1, obs_time, gnss_synchroL1);
Rtcm::set_DF044(gnss_synchroL1);
Rtcm::set_DF045(gnss_synchroL1);
std::bitset<2> DF046_ = std::bitset<2>(0); // code indicator 0: C/A or L2C code 1: P(Y) code direct 2:P(Y) code cross-correlated 3: Correlated P/Y
Rtcm::set_DF047(gnss_synchroL1, gnss_synchroL2);
Rtcm::set_DF048(gnss_synchroL1, gnss_synchroL2);
Rtcm::set_DF049(ephL2, obs_time, gnss_synchroL2);
Rtcm::set_DF050(gnss_synchroL2);
std::string content = DF038.to_string() +
DF039.to_string() +
DF040.to_string() +
DF041.to_string() +
DF042.to_string() +
DF043.to_string() +
DF044.to_string() +
DF045.to_string() +
DF046_.to_string() +
DF047.to_string() +
DF048.to_string() +
DF049.to_string() +
DF050.to_string();
std::bitset<130> content_msg(content);
return content_msg;
}
// ********************************************************
//
// MESSAGE TYPE 1019 (GPS EPHEMERIS)
//
// ********************************************************
std::string Rtcm::print_MT1019(const Gps_Ephemeris& gps_eph)
{
uint32_t msg_number = 1019;
Rtcm::set_DF002(msg_number);
Rtcm::set_DF009(gps_eph);
Rtcm::set_DF076(gps_eph);
Rtcm::set_DF077(gps_eph);
Rtcm::set_DF078(gps_eph);
Rtcm::set_DF079(gps_eph);
Rtcm::set_DF071(gps_eph);
Rtcm::set_DF081(gps_eph);
Rtcm::set_DF082(gps_eph);
Rtcm::set_DF083(gps_eph);
Rtcm::set_DF084(gps_eph);
Rtcm::set_DF085(gps_eph);
Rtcm::set_DF086(gps_eph);
Rtcm::set_DF087(gps_eph);
Rtcm::set_DF088(gps_eph);
Rtcm::set_DF089(gps_eph);
Rtcm::set_DF090(gps_eph);
Rtcm::set_DF091(gps_eph);
Rtcm::set_DF092(gps_eph);
Rtcm::set_DF093(gps_eph);
Rtcm::set_DF094(gps_eph);
Rtcm::set_DF095(gps_eph);
Rtcm::set_DF096(gps_eph);
Rtcm::set_DF097(gps_eph);
Rtcm::set_DF098(gps_eph);
Rtcm::set_DF099(gps_eph);
Rtcm::set_DF100(gps_eph);
Rtcm::set_DF101(gps_eph);
Rtcm::set_DF102(gps_eph);
Rtcm::set_DF103(gps_eph);
Rtcm::set_DF137(gps_eph);
std::string data;
data.clear();
data = DF002.to_string() +
DF009.to_string() +
DF076.to_string() +
DF077.to_string() +
DF078.to_string() +
DF079.to_string() +
DF071.to_string() +
DF081.to_string() +
DF082.to_string() +
DF083.to_string() +
DF084.to_string() +
DF085.to_string() +
DF086.to_string() +
DF087.to_string() +
DF088.to_string() +
DF089.to_string() +
DF090.to_string() +
DF091.to_string() +
DF092.to_string() +
DF093.to_string() +
DF094.to_string() +
DF095.to_string() +
DF096.to_string() +
DF097.to_string() +
DF098.to_string() +
DF099.to_string() +
DF100.to_string() +
DF101.to_string() +
DF102.to_string() +
DF103.to_string() +
DF137.to_string();
if (data.length() != 488)
{
LOG(WARNING) << "Bad-formatted RTCM MT1019 (488 bits expected, found " << data.length() << ")";
}
std::string msg = build_message(data);
if (server_is_running)
{
rtcm_message_queue->push(msg);
}
return msg;
}
int32_t Rtcm::read_MT1019(const std::string& message, Gps_Ephemeris& gps_eph)
{
// Convert message to binary
std::string message_bin = Rtcm::binary_data_to_bin(message);
if (!Rtcm::check_CRC(message))
{
LOG(WARNING) << " Bad CRC detected in RTCM message MT1019";
return 1;
}
uint32_t preamble_length = 8;
uint32_t reserved_field_length = 6;
uint32_t index = preamble_length + reserved_field_length;
uint32_t read_message_length = static_cast<uint32_t>(Rtcm::bin_to_uint(message_bin.substr(index, 10)));
index += 10;
if (read_message_length != 61)
{
LOG(WARNING) << " Message MT1019 seems too long (61 bytes expected, " << read_message_length << " received)";
return 1;
}
// Check than the message number is correct
uint32_t read_msg_number = Rtcm::bin_to_uint(message_bin.substr(index, 12));
index += 12;
if (1019 != read_msg_number)
{
LOG(WARNING) << " This is not a MT1019 message";
return 1;
}
// Fill Gps Ephemeris with message data content
gps_eph.i_satellite_PRN = static_cast<uint32_t>(Rtcm::bin_to_uint(message_bin.substr(index, 6)));
index += 6;
gps_eph.i_GPS_week = static_cast<int32_t>(Rtcm::bin_to_uint(message_bin.substr(index, 10)));
index += 10;
gps_eph.i_SV_accuracy = static_cast<int32_t>(Rtcm::bin_to_uint(message_bin.substr(index, 4)));
index += 4;
gps_eph.i_code_on_L2 = static_cast<int32_t>(Rtcm::bin_to_uint(message_bin.substr(index, 2)));
index += 2;
gps_eph.d_IDOT = static_cast<double>(Rtcm::bin_to_int(message_bin.substr(index, 14))) * I_DOT_LSB;
index += 14;
gps_eph.d_IODE_SF2 = static_cast<double>(Rtcm::bin_to_uint(message_bin.substr(index, 8)));
gps_eph.d_IODE_SF3 = static_cast<double>(Rtcm::bin_to_uint(message_bin.substr(index, 8)));
index += 8;
gps_eph.d_Toc = static_cast<double>(Rtcm::bin_to_uint(message_bin.substr(index, 16))) * T_OC_LSB;
index += 16;
gps_eph.d_A_f2 = static_cast<double>(Rtcm::bin_to_int(message_bin.substr(index, 8))) * A_F2_LSB;
index += 8;
gps_eph.d_A_f1 = static_cast<double>(Rtcm::bin_to_int(message_bin.substr(index, 16))) * A_F1_LSB;
index += 16;
gps_eph.d_A_f0 = static_cast<double>(Rtcm::bin_to_int(message_bin.substr(index, 22))) * A_F0_LSB;
index += 22;
gps_eph.d_IODC = static_cast<double>(Rtcm::bin_to_uint(message_bin.substr(index, 10)));
index += 10;
gps_eph.d_Crs = static_cast<double>(Rtcm::bin_to_int(message_bin.substr(index, 16))) * C_RS_LSB;
index += 16;
gps_eph.d_Delta_n = static_cast<double>(Rtcm::bin_to_int(message_bin.substr(index, 16))) * DELTA_N_LSB;
index += 16;
gps_eph.d_M_0 = static_cast<double>(Rtcm::bin_to_int(message_bin.substr(index, 32))) * M_0_LSB;
index += 32;
gps_eph.d_Cuc = static_cast<double>(Rtcm::bin_to_int(message_bin.substr(index, 16))) * C_UC_LSB;
index += 16;
gps_eph.d_e_eccentricity = static_cast<double>(Rtcm::bin_to_uint(message_bin.substr(index, 32))) * E_LSB;
index += 32;
gps_eph.d_Cus = static_cast<double>(Rtcm::bin_to_int(message_bin.substr(index, 16))) * C_US_LSB;
index += 16;
gps_eph.d_sqrt_A = static_cast<double>(Rtcm::bin_to_uint(message_bin.substr(index, 32))) * SQRT_A_LSB;
index += 32;
gps_eph.d_Toe = static_cast<double>(Rtcm::bin_to_uint(message_bin.substr(index, 16))) * T_OE_LSB;
index += 16;
gps_eph.d_Cic = static_cast<double>(Rtcm::bin_to_int(message_bin.substr(index, 16))) * C_IC_LSB;
index += 16;
gps_eph.d_OMEGA0 = static_cast<double>(Rtcm::bin_to_int(message_bin.substr(index, 32))) * OMEGA_0_LSB;
index += 32;
gps_eph.d_Cis = static_cast<double>(Rtcm::bin_to_int(message_bin.substr(index, 16))) * C_IS_LSB;
index += 16;
gps_eph.d_i_0 = static_cast<double>(Rtcm::bin_to_int(message_bin.substr(index, 32))) * I_0_LSB;
index += 32;
gps_eph.d_Crc = static_cast<double>(Rtcm::bin_to_int(message_bin.substr(index, 16))) * C_RC_LSB;
index += 16;
gps_eph.d_OMEGA = static_cast<double>(Rtcm::bin_to_int(message_bin.substr(index, 32))) * OMEGA_LSB;
index += 32;
gps_eph.d_OMEGA_DOT = static_cast<double>(Rtcm::bin_to_int(message_bin.substr(index, 24))) * OMEGA_DOT_LSB;
index += 24;
gps_eph.d_TGD = static_cast<double>(Rtcm::bin_to_int(message_bin.substr(index, 8))) * T_GD_LSB;
index += 8;
gps_eph.i_SV_health = static_cast<int32_t>(Rtcm::bin_to_uint(message_bin.substr(index, 6)));
index += 6;
gps_eph.b_L2_P_data_flag = static_cast<bool>(Rtcm::bin_to_uint(message_bin.substr(index, 1)));
index += 1;
gps_eph.b_fit_interval_flag = static_cast<bool>(Rtcm::bin_to_uint(message_bin.substr(index, 1)));
return 0;
}
// ********************************************************
//
// MESSAGE TYPE 1020 (GLONASS EPHEMERIS)
//
// ********************************************************
std::string Rtcm::print_MT1020(const Glonass_Gnav_Ephemeris& glonass_gnav_eph, const Glonass_Gnav_Utc_Model& glonass_gnav_utc_model)
{
uint32_t msg_number = 1020;
uint32_t glonass_gnav_alm_health = 0;
uint32_t glonass_gnav_alm_health_ind = 0;
uint32_t fifth_str_additional_data_ind = 1;
Rtcm::set_DF002(msg_number);
Rtcm::set_DF038(glonass_gnav_eph);
Rtcm::set_DF040(glonass_gnav_eph);
Rtcm::set_DF104(glonass_gnav_alm_health);
Rtcm::set_DF105(glonass_gnav_alm_health_ind);
Rtcm::set_DF106(glonass_gnav_eph);
Rtcm::set_DF107(glonass_gnav_eph);
Rtcm::set_DF108(glonass_gnav_eph);
Rtcm::set_DF109(glonass_gnav_eph);
Rtcm::set_DF110(glonass_gnav_eph);
Rtcm::set_DF111(glonass_gnav_eph);
Rtcm::set_DF112(glonass_gnav_eph);
Rtcm::set_DF113(glonass_gnav_eph);
Rtcm::set_DF114(glonass_gnav_eph);
Rtcm::set_DF115(glonass_gnav_eph);
Rtcm::set_DF116(glonass_gnav_eph);
Rtcm::set_DF117(glonass_gnav_eph);
Rtcm::set_DF118(glonass_gnav_eph);
Rtcm::set_DF119(glonass_gnav_eph);
Rtcm::set_DF120(glonass_gnav_eph);
Rtcm::set_DF121(glonass_gnav_eph);
Rtcm::set_DF122(glonass_gnav_eph);
Rtcm::set_DF123(glonass_gnav_eph);
Rtcm::set_DF124(glonass_gnav_eph);
Rtcm::set_DF125(glonass_gnav_eph);
Rtcm::set_DF126(glonass_gnav_eph);
Rtcm::set_DF127(glonass_gnav_eph);
Rtcm::set_DF128(glonass_gnav_eph);
Rtcm::set_DF129(glonass_gnav_eph);
Rtcm::set_DF130(glonass_gnav_eph);
Rtcm::set_DF131(fifth_str_additional_data_ind);
Rtcm::set_DF132(glonass_gnav_utc_model);
Rtcm::set_DF133(glonass_gnav_utc_model);
Rtcm::set_DF134(glonass_gnav_utc_model);
Rtcm::set_DF135(glonass_gnav_utc_model);
Rtcm::set_DF136(glonass_gnav_eph);
std::string data;
data.clear();
data = DF002.to_string() +
DF038.to_string() +
DF040.to_string() +
DF104.to_string() +
DF105.to_string() +
DF106.to_string() +
DF107.to_string() +
DF108.to_string() +
DF109.to_string() +
DF110.to_string() +
DF111.to_string() +
DF112.to_string() +
DF113.to_string() +
DF114.to_string() +
DF115.to_string() +
DF116.to_string() +
DF117.to_string() +
DF118.to_string() +
DF119.to_string() +
DF120.to_string() +
DF121.to_string() +
DF122.to_string() +
DF123.to_string() +
DF124.to_string() +
DF125.to_string() +
DF126.to_string() +
DF127.to_string() +
DF128.to_string() +
DF129.to_string() +
DF130.to_string() +
DF131.to_string() +
DF132.to_string() +
DF133.to_string() +
DF134.to_string() +
DF135.to_string() +
DF136.to_string() +
std::bitset<7>().to_string(); // Reserved bits
if (data.length() != 360)
{
LOG(WARNING) << "Bad-formatted RTCM MT1020 (360 bits expected, found " << data.length() << ")";
}
std::string msg = build_message(data);
if (server_is_running)
{
rtcm_message_queue->push(msg);
}
return msg;
}
int32_t Rtcm::read_MT1020(const std::string& message, Glonass_Gnav_Ephemeris& glonass_gnav_eph, Glonass_Gnav_Utc_Model& glonass_gnav_utc_model)
{
// Convert message to binary
std::string message_bin = Rtcm::binary_data_to_bin(message);
int32_t glonass_gnav_alm_health = 0;
int32_t glonass_gnav_alm_health_ind = 0;
int32_t fifth_str_additional_data_ind = 0;
if (!Rtcm::check_CRC(message))
{
LOG(WARNING) << " Bad CRC detected in RTCM message MT1020";
return 1;
}
uint32_t preamble_length = 8;
uint32_t reserved_field_length = 6;
uint32_t index = preamble_length + reserved_field_length;
uint32_t read_message_length = static_cast<uint32_t>(Rtcm::bin_to_uint(message_bin.substr(index, 10)));
index += 10;
if (read_message_length != 45) // 360 bits = 45 bytes
{
LOG(WARNING) << " Message MT1020 seems too long (61 bytes expected, " << read_message_length << " received)";
return 1;
}
// Check than the message number is correct
uint32_t read_msg_number = Rtcm::bin_to_uint(message_bin.substr(index, 12));
index += 12;
if (1020 != read_msg_number)
{
LOG(WARNING) << " This is not a MT1020 message";
return 1;
}
// Fill Gps Ephemeris with message data content
glonass_gnav_eph.i_satellite_slot_number = static_cast<uint32_t>(Rtcm::bin_to_uint(message_bin.substr(index, 6)));
index += 6;
glonass_gnav_eph.i_satellite_freq_channel = static_cast<int32_t>(Rtcm::bin_to_uint(message_bin.substr(index, 5)) - 7.0);
index += 5;
glonass_gnav_alm_health = static_cast<int32_t>(Rtcm::bin_to_uint(message_bin.substr(index, 1)));
index += 1;
if (glonass_gnav_alm_health)
{
} //Avoid comiler warning
glonass_gnav_alm_health_ind = static_cast<int32_t>(Rtcm::bin_to_uint(message_bin.substr(index, 1)));
index += 1;
if (glonass_gnav_alm_health_ind)
{
} //Avoid comiler warning
glonass_gnav_eph.d_P_1 = static_cast<double>(Rtcm::bin_to_uint(message_bin.substr(index, 2)));
glonass_gnav_eph.d_P_1 = (glonass_gnav_eph.d_P_1 + 1) * 15;
index += 2;
glonass_gnav_eph.d_t_k += static_cast<double>(Rtcm::bin_to_int(message_bin.substr(index, 5))) * 3600;
index += 5;
glonass_gnav_eph.d_t_k += static_cast<double>(Rtcm::bin_to_int(message_bin.substr(index, 6))) * 60;
index += 6;
glonass_gnav_eph.d_t_k += static_cast<double>(Rtcm::bin_to_int(message_bin.substr(index, 1))) * 30;
index += 1;
glonass_gnav_eph.d_B_n = static_cast<double>(Rtcm::bin_to_uint(message_bin.substr(index, 1)));
index += 1;
glonass_gnav_eph.d_P_2 = static_cast<double>(Rtcm::bin_to_uint(message_bin.substr(index, 1)));
index += 1;
glonass_gnav_eph.d_t_b = static_cast<double>(Rtcm::bin_to_uint(message_bin.substr(index, 7))) * 15 * 60.0;
index += 7;
// TODO Check for type spec for intS24
glonass_gnav_eph.d_VXn = static_cast<double>(Rtcm::bin_to_sint(message_bin.substr(index, 24))) * TWO_N20;
index += 24;
glonass_gnav_eph.d_Xn = static_cast<double>(Rtcm::bin_to_sint(message_bin.substr(index, 27))) * TWO_N11;
index += 27;
glonass_gnav_eph.d_AXn = static_cast<double>(Rtcm::bin_to_sint(message_bin.substr(index, 5))) * TWO_N30;
index += 5;
glonass_gnav_eph.d_VYn = static_cast<double>(Rtcm::bin_to_sint(message_bin.substr(index, 24))) * TWO_N20;
index += 24;
glonass_gnav_eph.d_Yn = static_cast<double>(Rtcm::bin_to_sint(message_bin.substr(index, 27))) * TWO_N11;
index += 27;
glonass_gnav_eph.d_AYn = static_cast<double>(Rtcm::bin_to_sint(message_bin.substr(index, 5))) * TWO_N30;
index += 5;
glonass_gnav_eph.d_VZn = static_cast<double>(Rtcm::bin_to_sint(message_bin.substr(index, 24))) * TWO_N20;
index += 24;
glonass_gnav_eph.d_Zn = static_cast<double>(Rtcm::bin_to_sint(message_bin.substr(index, 27))) * TWO_N11;
index += 27;
glonass_gnav_eph.d_AZn = static_cast<double>(Rtcm::bin_to_sint(message_bin.substr(index, 5))) * TWO_N30;
index += 5;
glonass_gnav_eph.d_P_3 = static_cast<double>(Rtcm::bin_to_uint(message_bin.substr(index, 1)));
index += 1;
glonass_gnav_eph.d_gamma_n = static_cast<double>(Rtcm::bin_to_sint(message_bin.substr(index, 11))) * TWO_N30;
index += 11;
glonass_gnav_eph.d_P = static_cast<double>(Rtcm::bin_to_uint(message_bin.substr(index, 2)));
index += 2;
glonass_gnav_eph.d_l3rd_n = static_cast<double>(Rtcm::bin_to_uint(message_bin.substr(index, 1)));
index += 1;
glonass_gnav_eph.d_tau_n = static_cast<double>(Rtcm::bin_to_sint(message_bin.substr(index, 22))) * TWO_N30;
index += 22;
glonass_gnav_eph.d_Delta_tau_n = static_cast<double>(Rtcm::bin_to_sint(message_bin.substr(index, 5))) * TWO_N30;
index += 5;
glonass_gnav_eph.d_E_n = static_cast<double>(Rtcm::bin_to_uint(message_bin.substr(index, 5)));
index += 5;
glonass_gnav_eph.d_P_4 = static_cast<double>(Rtcm::bin_to_uint(message_bin.substr(index, 1)));
index += 1;
glonass_gnav_eph.d_F_T = static_cast<double>(Rtcm::bin_to_uint(message_bin.substr(index, 4)));
index += 4;
glonass_gnav_eph.d_N_T = static_cast<double>(Rtcm::bin_to_uint(message_bin.substr(index, 11)));
index += 11;
glonass_gnav_eph.d_M = static_cast<double>(Rtcm::bin_to_uint(message_bin.substr(index, 2)));
index += 2;
fifth_str_additional_data_ind = static_cast<double>(Rtcm::bin_to_uint(message_bin.substr(index, 1)));
index += 1;
if (fifth_str_additional_data_ind == true)
{
glonass_gnav_utc_model.d_N_A = static_cast<double>(Rtcm::bin_to_uint(message_bin.substr(index, 11)));
index += 11;
glonass_gnav_utc_model.d_tau_c = static_cast<double>(Rtcm::bin_to_sint(message_bin.substr(index, 32))) * TWO_N31;
index += 32;
glonass_gnav_utc_model.d_N_4 = static_cast<double>(Rtcm::bin_to_uint(message_bin.substr(index, 5)));
index += 5;
glonass_gnav_utc_model.d_tau_gps = static_cast<double>(Rtcm::bin_to_sint(message_bin.substr(index, 22))) * TWO_N30;
index += 22;
glonass_gnav_eph.d_l5th_n = static_cast<int32_t>(Rtcm::bin_to_uint(message_bin.substr(index, 1)));
}
return 0;
}
// ********************************************************
//
// MESSAGE TYPE 1029 (UNICODE TEXT STRING)
//
// ********************************************************
std::string Rtcm::print_MT1029(uint32_t ref_id, const Gps_Ephemeris& gps_eph, double obs_time, const std::string& message)
{
uint32_t msg_number = 1029;
Rtcm::set_DF002(msg_number);
Rtcm::set_DF003(ref_id);
Rtcm::set_DF051(gps_eph, obs_time);
Rtcm::set_DF052(gps_eph, obs_time);
uint32_t i = 0;
bool first = true;
std::string text_binary;
for (auto it = message.cbegin(); it != message.cend(); it++)
{
char c = *it;
if (isgraph(c))
{
i++;
first = true;
}
else if (c == ' ')
{
i++;
first = true;
}
else
{
if (!first)
{
i++;
first = true;
}
else
{
first = false;
}
}
std::bitset<8> character = std::bitset<8>(c);
text_binary += character.to_string();
}
std::bitset<7> DF138_ = std::bitset<7>(i);
std::bitset<8> DF139_ = std::bitset<8>(message.length());
std::string data = DF002.to_string() +
DF003.to_string() +
DF051.to_string() +
DF052.to_string() +
DF138_.to_string() +
DF139_.to_string() +
text_binary;
std::string msg = build_message(data);
if (server_is_running)
{
rtcm_message_queue->push(msg);
}
return msg;
}
// ********************************************************
//
// MESSAGE TYPE 1045 (GALILEO EPHEMERIS)
//
// ********************************************************
std::string Rtcm::print_MT1045(const Galileo_Ephemeris& gal_eph)
{
uint32_t msg_number = 1045;
Rtcm::set_DF002(msg_number);
Rtcm::set_DF252(gal_eph);
Rtcm::set_DF289(gal_eph);
Rtcm::set_DF290(gal_eph);
Rtcm::set_DF291(gal_eph);
Rtcm::set_DF293(gal_eph);
Rtcm::set_DF294(gal_eph);
Rtcm::set_DF295(gal_eph);
Rtcm::set_DF296(gal_eph);
Rtcm::set_DF297(gal_eph);
Rtcm::set_DF298(gal_eph);
Rtcm::set_DF299(gal_eph);
Rtcm::set_DF300(gal_eph);
Rtcm::set_DF301(gal_eph);
Rtcm::set_DF302(gal_eph);
Rtcm::set_DF303(gal_eph);
Rtcm::set_DF304(gal_eph);
Rtcm::set_DF305(gal_eph);
Rtcm::set_DF306(gal_eph);
Rtcm::set_DF307(gal_eph);
Rtcm::set_DF308(gal_eph);
Rtcm::set_DF309(gal_eph);
Rtcm::set_DF310(gal_eph);
Rtcm::set_DF311(gal_eph);
Rtcm::set_DF312(gal_eph);
Rtcm::set_DF314(gal_eph);
Rtcm::set_DF315(gal_eph);
uint32_t seven_zero = 0;
std::bitset<7> DF001_ = std::bitset<7>(seven_zero);
std::string data;
data.clear();
data = DF002.to_string() +
DF252.to_string() +
DF289.to_string() +
DF290.to_string() +
DF291.to_string() +
DF292.to_string() +
DF293.to_string() +
DF294.to_string() +
DF295.to_string() +
DF296.to_string() +
DF297.to_string() +
DF298.to_string() +
DF299.to_string() +
DF300.to_string() +
DF301.to_string() +
DF302.to_string() +
DF303.to_string() +
DF304.to_string() +
DF305.to_string() +
DF306.to_string() +
DF307.to_string() +
DF308.to_string() +
DF309.to_string() +
DF310.to_string() +
DF311.to_string() +
DF312.to_string() +
DF314.to_string() +
DF315.to_string() +
DF001_.to_string();
if (data.length() != 496)
{
LOG(WARNING) << "Bad-formatted RTCM MT1045 (496 bits expected, found " << data.length() << ")";
}
std::string msg = build_message(data);
if (server_is_running)
{
rtcm_message_queue->push(msg);
}
return msg;
}
int32_t Rtcm::read_MT1045(const std::string& message, Galileo_Ephemeris& gal_eph)
{
// Convert message to binary
std::string message_bin = Rtcm::binary_data_to_bin(message);
if (!Rtcm::check_CRC(message))
{
LOG(WARNING) << " Bad CRC detected in RTCM message MT1045";
return 1;
}
uint32_t preamble_length = 8;
uint32_t reserved_field_length = 6;
uint32_t index = preamble_length + reserved_field_length;
uint32_t read_message_length = static_cast<uint32_t>(Rtcm::bin_to_uint(message_bin.substr(index, 10)));
index += 10;
if (read_message_length != 62)
{
LOG(WARNING) << " Message MT1045 seems too long (62 bytes expected, " << read_message_length << " received)";
return 1;
}
// Check than the message number is correct
uint32_t read_msg_number = Rtcm::bin_to_uint(message_bin.substr(index, 12));
index += 12;
if (1045 != read_msg_number)
{
LOG(WARNING) << " This is not a MT1045 message";
return 1;
}
// Fill Galileo Ephemeris with message data content
gal_eph.i_satellite_PRN = static_cast<uint32_t>(Rtcm::bin_to_uint(message_bin.substr(index, 6)));
index += 6;
gal_eph.WN_5 = static_cast<double>(Rtcm::bin_to_uint(message_bin.substr(index, 12)));
index += 12;
gal_eph.IOD_nav_1 = static_cast<int32_t>(Rtcm::bin_to_uint(message_bin.substr(index, 10)));
index += 10;
gal_eph.SISA_3 = static_cast<double>(Rtcm::bin_to_uint(message_bin.substr(index, 8)));
index += 8;
gal_eph.iDot_2 = static_cast<double>(Rtcm::bin_to_int(message_bin.substr(index, 14))) * iDot_2_LSB;
index += 14;
gal_eph.t0c_4 = static_cast<double>(Rtcm::bin_to_uint(message_bin.substr(index, 14))) * t0c_4_LSB;
index += 14;
gal_eph.af2_4 = static_cast<double>(Rtcm::bin_to_int(message_bin.substr(index, 6))) * af2_4_LSB;
index += 6;
gal_eph.af1_4 = static_cast<double>(Rtcm::bin_to_int(message_bin.substr(index, 21))) * af1_4_LSB;
index += 21;
gal_eph.af0_4 = static_cast<double>(Rtcm::bin_to_int(message_bin.substr(index, 31))) * af0_4_LSB;
index += 31;
gal_eph.C_rs_3 = static_cast<double>(Rtcm::bin_to_int(message_bin.substr(index, 16))) * C_rs_3_LSB;
index += 16;
gal_eph.delta_n_3 = static_cast<double>(Rtcm::bin_to_int(message_bin.substr(index, 16))) * delta_n_3_LSB;
index += 16;
gal_eph.M0_1 = static_cast<double>(Rtcm::bin_to_int(message_bin.substr(index, 32))) * M0_1_LSB;
index += 32;
gal_eph.C_uc_3 = static_cast<double>(Rtcm::bin_to_int(message_bin.substr(index, 16))) * C_uc_3_LSB;
index += 16;
gal_eph.e_1 = static_cast<double>(Rtcm::bin_to_uint(message_bin.substr(index, 32))) * e_1_LSB;
index += 32;
gal_eph.C_us_3 = static_cast<double>(Rtcm::bin_to_int(message_bin.substr(index, 16))) * C_us_3_LSB;
index += 16;
gal_eph.A_1 = static_cast<double>(Rtcm::bin_to_uint(message_bin.substr(index, 32))) * A_1_LSB_gal;
index += 32;
gal_eph.t0e_1 = static_cast<double>(Rtcm::bin_to_uint(message_bin.substr(index, 14))) * t0e_1_LSB;
index += 14;
gal_eph.C_ic_4 = static_cast<double>(Rtcm::bin_to_int(message_bin.substr(index, 16))) * C_ic_4_LSB;
index += 16;
gal_eph.OMEGA_0_2 = static_cast<double>(Rtcm::bin_to_int(message_bin.substr(index, 32))) * OMEGA_0_2_LSB;
index += 32;
gal_eph.C_is_4 = static_cast<double>(Rtcm::bin_to_int(message_bin.substr(index, 16))) * C_is_4_LSB;
index += 16;
gal_eph.i_0_2 = static_cast<double>(Rtcm::bin_to_int(message_bin.substr(index, 32))) * i_0_2_LSB;
index += 32;
gal_eph.C_rc_3 = static_cast<double>(Rtcm::bin_to_int(message_bin.substr(index, 16))) * C_rc_3_LSB;
index += 16;
gal_eph.omega_2 = static_cast<double>(Rtcm::bin_to_int(message_bin.substr(index, 32))) * omega_2_LSB;
index += 32;
gal_eph.OMEGA_dot_3 = static_cast<double>(Rtcm::bin_to_int(message_bin.substr(index, 24))) * OMEGA_dot_3_LSB;
index += 24;
gal_eph.BGD_E1E5a_5 = static_cast<double>(Rtcm::bin_to_int(message_bin.substr(index, 10)));
index += 10;
gal_eph.E5a_HS = static_cast<uint32_t>(Rtcm::bin_to_uint(message_bin.substr(index, 2)));
index += 2;
gal_eph.E5a_DVS = static_cast<bool>(Rtcm::bin_to_uint(message_bin.substr(index, 1)));
return 0;
}
// **********************************************************************************************
//
// MESSAGE TYPE MSM1 (COMPACT observables)
//
// **********************************************************************************************
std::string Rtcm::print_MSM_1(const Gps_Ephemeris& gps_eph,
const Gps_CNAV_Ephemeris& gps_cnav_eph,
const Galileo_Ephemeris& gal_eph,
const Glonass_Gnav_Ephemeris& glo_gnav_eph,
double obs_time,
const std::map<int32_t, Gnss_Synchro>& observables,
uint32_t ref_id,
uint32_t clock_steering_indicator,
uint32_t external_clock_indicator,
int32_t smooth_int,
bool divergence_free,
bool more_messages)
{
uint32_t msg_number = 0;
if (gps_eph.i_satellite_PRN != 0) msg_number = 1071;
if (gps_cnav_eph.i_satellite_PRN != 0) msg_number = 1071;
if (glo_gnav_eph.i_satellite_PRN != 0) msg_number = 1081;
if (gal_eph.i_satellite_PRN != 0) msg_number = 1091;
if (((gps_eph.i_satellite_PRN != 0) || (gps_cnav_eph.i_satellite_PRN != 0)) && (gal_eph.i_satellite_PRN != 0) && (glo_gnav_eph.i_satellite_PRN != 0))
{
LOG(WARNING) << "MSM messages for observables from different systems are not defined"; //print two messages?
}
if (msg_number == 0)
{
LOG(WARNING) << "Invalid ephemeris provided";
msg_number = 1071;
}
std::string header = Rtcm::get_MSM_header(msg_number,
obs_time,
observables,
ref_id,
clock_steering_indicator,
external_clock_indicator,
smooth_int,
divergence_free,
more_messages);
std::string sat_data = Rtcm::get_MSM_1_content_sat_data(observables);
std::string signal_data = Rtcm::get_MSM_1_content_signal_data(observables);
std::string message = build_message(header + sat_data + signal_data);
if (server_is_running)
{
rtcm_message_queue->push(message);
}
return message;
}
std::string Rtcm::get_MSM_header(uint32_t msg_number,
double obs_time,
const std::map<int32_t, Gnss_Synchro>& observables,
uint32_t ref_id,
uint32_t clock_steering_indicator,
uint32_t external_clock_indicator,
int32_t smooth_int,
bool divergence_free,
bool more_messages)
{
// Find first element in observables block and define type of message
std::map<int32_t, Gnss_Synchro>::const_iterator observables_iter = observables.begin();
std::string sys(observables_iter->second.System, 1);
Rtcm::set_DF002(msg_number);
Rtcm::set_DF003(ref_id);
Rtcm::set_DF393(more_messages);
Rtcm::set_DF409(0); // Issue of Data Station. 0: not utilized
std::bitset<7> DF001_ = std::bitset<7>("0000000");
Rtcm::set_DF411(clock_steering_indicator);
Rtcm::set_DF412(external_clock_indicator);
Rtcm::set_DF417(divergence_free);
Rtcm::set_DF418(smooth_int);
Rtcm::set_DF394(observables);
Rtcm::set_DF395(observables);
std::string header = DF002.to_string() + DF003.to_string();
// GNSS Epoch Time Specific to each constellation
if ((sys.compare("R") == 0))
{
// GLONASS Epoch Time
Rtcm::set_DF034(obs_time);
header += DF034.to_string();
}
else
{
// GPS, Galileo Epoch Time
Rtcm::set_DF004(obs_time);
header += DF004.to_string();
}
header = header + DF393.to_string() +
DF409.to_string() +
DF001_.to_string() +
DF411.to_string() +
DF417.to_string() +
DF412.to_string() +
DF418.to_string() +
DF394.to_string() +
DF395.to_string() +
Rtcm::set_DF396(observables);
return header;
}
std::string Rtcm::get_MSM_1_content_sat_data(const std::map<int32_t, Gnss_Synchro>& observables)
{
std::string sat_data;
sat_data.clear();
Rtcm::set_DF394(observables);
uint32_t num_satellites = DF394.count();
std::vector<std::pair<int32_t, Gnss_Synchro> > observables_vector;
std::map<int32_t, Gnss_Synchro>::const_iterator gnss_synchro_iter;
std::vector<uint32_t> pos;
std::vector<uint32_t>::iterator it;
for (gnss_synchro_iter = observables.cbegin();
gnss_synchro_iter != observables.cend();
gnss_synchro_iter++)
{
it = std::find(pos.begin(), pos.end(), 65 - gnss_synchro_iter->second.PRN);
if (it == pos.end())
{
pos.push_back(65 - gnss_synchro_iter->second.PRN);
observables_vector.push_back(*gnss_synchro_iter);
}
}
std::vector<std::pair<int32_t, Gnss_Synchro> > ordered_by_PRN_pos = Rtcm::sort_by_PRN_mask(observables_vector);
for (uint32_t nsat = 0; nsat < num_satellites; nsat++)
{
Rtcm::set_DF398(ordered_by_PRN_pos.at(nsat).second);
sat_data += DF398.to_string();
}
return sat_data;
}
std::string Rtcm::get_MSM_1_content_signal_data(const std::map<int32_t, Gnss_Synchro>& observables)
{
std::string signal_data;
signal_data.clear();
uint32_t Ncells = observables.size();
std::vector<std::pair<int32_t, Gnss_Synchro> > observables_vector;
std::map<int32_t, Gnss_Synchro>::const_iterator map_iter;
for (map_iter = observables.cbegin();
map_iter != observables.cend();
map_iter++)
{
observables_vector.push_back(*map_iter);
}
std::vector<std::pair<int32_t, Gnss_Synchro> > ordered_by_signal = Rtcm::sort_by_signal(observables_vector);
std::reverse(ordered_by_signal.begin(), ordered_by_signal.end());
std::vector<std::pair<int32_t, Gnss_Synchro> > ordered_by_PRN_pos = Rtcm::sort_by_PRN_mask(ordered_by_signal);
for (uint32_t cell = 0; cell < Ncells; cell++)
{
Rtcm::set_DF400(ordered_by_PRN_pos.at(cell).second);
signal_data += DF400.to_string();
}
return signal_data;
}
// **********************************************************************************************
//
// MESSAGE TYPE MSM2 (COMPACT PHASERANGES)
//
// **********************************************************************************************
std::string Rtcm::print_MSM_2(const Gps_Ephemeris& gps_eph,
const Gps_CNAV_Ephemeris& gps_cnav_eph,
const Galileo_Ephemeris& gal_eph,
const Glonass_Gnav_Ephemeris& glo_gnav_eph,
double obs_time,
const std::map<int32_t, Gnss_Synchro>& observables,
uint32_t ref_id,
uint32_t clock_steering_indicator,
uint32_t external_clock_indicator,
int32_t smooth_int,
bool divergence_free,
bool more_messages)
{
uint32_t msg_number = 0;
if (gps_eph.i_satellite_PRN != 0) msg_number = 1072;
if (gps_cnav_eph.i_satellite_PRN != 0) msg_number = 1072;
if (glo_gnav_eph.i_satellite_PRN != 0) msg_number = 1082;
if (gal_eph.i_satellite_PRN != 0) msg_number = 1092;
if (((gps_eph.i_satellite_PRN != 0) || (gps_cnav_eph.i_satellite_PRN != 0)) && (gal_eph.i_satellite_PRN != 0) && (glo_gnav_eph.i_satellite_PRN != 0))
{
LOG(WARNING) << "MSM messages for observables from different systems are not defined"; //print two messages?
}
if (msg_number == 0)
{
LOG(WARNING) << "Invalid ephemeris provided";
msg_number = 1072;
}
std::string header = Rtcm::get_MSM_header(msg_number,
obs_time,
observables,
ref_id,
clock_steering_indicator,
external_clock_indicator,
smooth_int,
divergence_free,
more_messages);
std::string sat_data = Rtcm::get_MSM_1_content_sat_data(observables);
std::string signal_data = Rtcm::get_MSM_2_content_signal_data(gps_eph, gps_cnav_eph, gal_eph, glo_gnav_eph, obs_time, observables);
std::string message = build_message(header + sat_data + signal_data);
if (server_is_running)
{
rtcm_message_queue->push(message);
}
return message;
}
std::string Rtcm::get_MSM_2_content_signal_data(const Gps_Ephemeris& ephNAV,
const Gps_CNAV_Ephemeris& ephCNAV,
const Galileo_Ephemeris& ephFNAV,
const Glonass_Gnav_Ephemeris& ephGNAV,
double obs_time,
const std::map<int32_t, Gnss_Synchro>& observables)
{
std::string signal_data;
std::string first_data_type;
std::string second_data_type;
std::string third_data_type;
uint32_t Ncells = observables.size();
std::vector<std::pair<int32_t, Gnss_Synchro> > observables_vector;
std::map<int32_t, Gnss_Synchro>::const_iterator map_iter;
for (map_iter = observables.cbegin();
map_iter != observables.cend();
map_iter++)
{
observables_vector.push_back(*map_iter);
}
std::vector<std::pair<int32_t, Gnss_Synchro> > ordered_by_signal = Rtcm::sort_by_signal(observables_vector);
std::reverse(ordered_by_signal.begin(), ordered_by_signal.end());
std::vector<std::pair<int32_t, Gnss_Synchro> > ordered_by_PRN_pos = Rtcm::sort_by_PRN_mask(ordered_by_signal);
for (uint32_t cell = 0; cell < Ncells; cell++)
{
Rtcm::set_DF401(ordered_by_PRN_pos.at(cell).second);
Rtcm::set_DF402(ephNAV, ephCNAV, ephFNAV, ephGNAV, obs_time, ordered_by_PRN_pos.at(cell).second);
Rtcm::set_DF420(ordered_by_PRN_pos.at(cell).second);
first_data_type += DF401.to_string();
second_data_type += DF402.to_string();
third_data_type += DF420.to_string();
}
signal_data = first_data_type + second_data_type + third_data_type;
return signal_data;
}
// **********************************************************************************************
//
// MESSAGE TYPE MSM3 (COMPACT PSEUDORANGES AND PHASERANGES)
//
// **********************************************************************************************
std::string Rtcm::print_MSM_3(const Gps_Ephemeris& gps_eph,
const Gps_CNAV_Ephemeris& gps_cnav_eph,
const Galileo_Ephemeris& gal_eph,
const Glonass_Gnav_Ephemeris& glo_gnav_eph,
double obs_time,
const std::map<int32_t, Gnss_Synchro>& observables,
uint32_t ref_id,
uint32_t clock_steering_indicator,
uint32_t external_clock_indicator,
int32_t smooth_int,
bool divergence_free,
bool more_messages)
{
uint32_t msg_number = 0;
if (gps_eph.i_satellite_PRN != 0) msg_number = 1073;
if (gps_cnav_eph.i_satellite_PRN != 0) msg_number = 1073;
if (glo_gnav_eph.i_satellite_PRN != 0) msg_number = 1083;
if (gal_eph.i_satellite_PRN != 0) msg_number = 1093;
if (((gps_eph.i_satellite_PRN != 0) || (gps_cnav_eph.i_satellite_PRN != 0)) && (gal_eph.i_satellite_PRN != 0) && (glo_gnav_eph.i_satellite_PRN != 0))
{
LOG(WARNING) << "MSM messages for observables from different systems are not defined"; //print two messages?
}
if (msg_number == 0)
{
LOG(WARNING) << "Invalid ephemeris provided";
msg_number = 1073;
}
std::string header = Rtcm::get_MSM_header(msg_number,
obs_time,
observables,
ref_id,
clock_steering_indicator,
external_clock_indicator,
smooth_int,
divergence_free,
more_messages);
std::string sat_data = Rtcm::get_MSM_1_content_sat_data(observables);
std::string signal_data = Rtcm::get_MSM_3_content_signal_data(gps_eph, gps_cnav_eph, gal_eph, glo_gnav_eph, obs_time, observables);
std::string message = build_message(header + sat_data + signal_data);
if (server_is_running)
{
rtcm_message_queue->push(message);
}
return message;
}
std::string Rtcm::get_MSM_3_content_signal_data(const Gps_Ephemeris& ephNAV,
const Gps_CNAV_Ephemeris& ephCNAV,
const Galileo_Ephemeris& ephFNAV,
const Glonass_Gnav_Ephemeris& ephGNAV,
double obs_time,
const std::map<int32_t, Gnss_Synchro>& observables)
{
std::string signal_data;
std::string first_data_type;
std::string second_data_type;
std::string third_data_type;
std::string fourth_data_type;
uint32_t Ncells = observables.size();
std::vector<std::pair<int32_t, Gnss_Synchro> > observables_vector;
std::map<int32_t, Gnss_Synchro>::const_iterator map_iter;
for (map_iter = observables.cbegin();
map_iter != observables.cend();
map_iter++)
{
observables_vector.push_back(*map_iter);
}
std::vector<std::pair<int32_t, Gnss_Synchro> > ordered_by_signal = Rtcm::sort_by_signal(observables_vector);
std::reverse(ordered_by_signal.begin(), ordered_by_signal.end());
std::vector<std::pair<int32_t, Gnss_Synchro> > ordered_by_PRN_pos = Rtcm::sort_by_PRN_mask(ordered_by_signal);
for (uint32_t cell = 0; cell < Ncells; cell++)
{
Rtcm::set_DF400(ordered_by_PRN_pos.at(cell).second);
Rtcm::set_DF401(ordered_by_PRN_pos.at(cell).second);
Rtcm::set_DF402(ephNAV, ephCNAV, ephFNAV, ephGNAV, obs_time, ordered_by_PRN_pos.at(cell).second);
Rtcm::set_DF420(ordered_by_PRN_pos.at(cell).second);
first_data_type += DF400.to_string();
second_data_type += DF401.to_string();
third_data_type += DF402.to_string();
fourth_data_type += DF420.to_string();
}
signal_data = first_data_type + second_data_type + third_data_type + fourth_data_type;
return signal_data;
}
// **********************************************************************************************
//
// MESSAGE TYPE MSM4 (FULL PSEUDORANGES AND PHASERANGES PLUS CNR)
//
// **********************************************************************************************
std::string Rtcm::print_MSM_4(const Gps_Ephemeris& gps_eph,
const Gps_CNAV_Ephemeris& gps_cnav_eph,
const Galileo_Ephemeris& gal_eph,
const Glonass_Gnav_Ephemeris& glo_gnav_eph,
double obs_time,
const std::map<int32_t, Gnss_Synchro>& observables,
uint32_t ref_id,
uint32_t clock_steering_indicator,
uint32_t external_clock_indicator,
int32_t smooth_int,
bool divergence_free,
bool more_messages)
{
uint32_t msg_number = 0;
if (gps_eph.i_satellite_PRN != 0) msg_number = 1074;
if (gps_cnav_eph.i_satellite_PRN != 0) msg_number = 1074;
if (glo_gnav_eph.i_satellite_PRN != 0) msg_number = 1084;
if (gal_eph.i_satellite_PRN != 0) msg_number = 1094;
if (((gps_eph.i_satellite_PRN != 0) || (gps_cnav_eph.i_satellite_PRN != 0)) && (gal_eph.i_satellite_PRN != 0) && (glo_gnav_eph.i_satellite_PRN != 0))
{
LOG(WARNING) << "MSM messages for observables from different systems are not defined"; //print two messages?
}
if (msg_number == 0)
{
LOG(WARNING) << "Invalid ephemeris provided";
msg_number = 1074;
}
std::string header = Rtcm::get_MSM_header(msg_number,
obs_time,
observables,
ref_id,
clock_steering_indicator,
external_clock_indicator,
smooth_int,
divergence_free,
more_messages);
std::string sat_data = Rtcm::get_MSM_4_content_sat_data(observables);
std::string signal_data = Rtcm::get_MSM_4_content_signal_data(gps_eph, gps_cnav_eph, gal_eph, glo_gnav_eph, obs_time, observables);
std::string message = build_message(header + sat_data + signal_data);
if (server_is_running)
{
rtcm_message_queue->push(message);
}
return message;
}
std::string Rtcm::get_MSM_4_content_sat_data(const std::map<int32_t, Gnss_Synchro>& observables)
{
std::string sat_data;
std::string first_data_type;
std::string second_data_type;
Rtcm::set_DF394(observables);
uint32_t num_satellites = DF394.count();
std::vector<std::pair<int32_t, Gnss_Synchro> > observables_vector;
std::map<int32_t, Gnss_Synchro>::const_iterator gnss_synchro_iter;
std::vector<uint32_t> pos;
std::vector<uint32_t>::iterator it;
for (gnss_synchro_iter = observables.cbegin();
gnss_synchro_iter != observables.cend();
gnss_synchro_iter++)
{
it = std::find(pos.begin(), pos.end(), 65 - gnss_synchro_iter->second.PRN);
if (it == pos.end())
{
pos.push_back(65 - gnss_synchro_iter->second.PRN);
observables_vector.push_back(*gnss_synchro_iter);
}
}
std::vector<std::pair<int32_t, Gnss_Synchro> > ordered_by_PRN_pos = Rtcm::sort_by_PRN_mask(observables_vector);
for (uint32_t nsat = 0; nsat < num_satellites; nsat++)
{
Rtcm::set_DF397(ordered_by_PRN_pos.at(nsat).second);
Rtcm::set_DF398(ordered_by_PRN_pos.at(nsat).second);
first_data_type += DF397.to_string();
second_data_type += DF398.to_string();
}
sat_data = first_data_type + second_data_type;
return sat_data;
}
std::string Rtcm::get_MSM_4_content_signal_data(const Gps_Ephemeris& ephNAV,
const Gps_CNAV_Ephemeris& ephCNAV,
const Galileo_Ephemeris& ephFNAV,
const Glonass_Gnav_Ephemeris& ephGNAV,
double obs_time,
const std::map<int32_t, Gnss_Synchro>& observables)
{
std::string signal_data;
std::string first_data_type;
std::string second_data_type;
std::string third_data_type;
std::string fourth_data_type;
std::string fifth_data_type;
uint32_t Ncells = observables.size();
std::vector<std::pair<int32_t, Gnss_Synchro> > observables_vector;
std::map<int32_t, Gnss_Synchro>::const_iterator map_iter;
for (map_iter = observables.cbegin();
map_iter != observables.cend();
map_iter++)
{
observables_vector.push_back(*map_iter);
}
std::vector<std::pair<int32_t, Gnss_Synchro> > ordered_by_signal = Rtcm::sort_by_signal(observables_vector);
std::reverse(ordered_by_signal.begin(), ordered_by_signal.end());
std::vector<std::pair<int32_t, Gnss_Synchro> > ordered_by_PRN_pos = Rtcm::sort_by_PRN_mask(ordered_by_signal);
for (uint32_t cell = 0; cell < Ncells; cell++)
{
Rtcm::set_DF400(ordered_by_PRN_pos.at(cell).second);
Rtcm::set_DF401(ordered_by_PRN_pos.at(cell).second);
Rtcm::set_DF402(ephNAV, ephCNAV, ephFNAV, ephGNAV, obs_time, ordered_by_PRN_pos.at(cell).second);
Rtcm::set_DF420(ordered_by_PRN_pos.at(cell).second);
Rtcm::set_DF403(ordered_by_PRN_pos.at(cell).second);
first_data_type += DF400.to_string();
second_data_type += DF401.to_string();
third_data_type += DF402.to_string();
fourth_data_type += DF420.to_string();
fifth_data_type += DF403.to_string();
}
signal_data = first_data_type + second_data_type + third_data_type + fourth_data_type + fifth_data_type;
return signal_data;
}
// **********************************************************************************************
//
// MESSAGE TYPE MSM5 (FULL PSEUDORANGES, PHASERANGES, PHASERANGERATE PLUS CNR)
//
// **********************************************************************************************
std::string Rtcm::print_MSM_5(const Gps_Ephemeris& gps_eph,
const Gps_CNAV_Ephemeris& gps_cnav_eph,
const Galileo_Ephemeris& gal_eph,
const Glonass_Gnav_Ephemeris& glo_gnav_eph,
double obs_time,
const std::map<int32_t, Gnss_Synchro>& observables,
uint32_t ref_id,
uint32_t clock_steering_indicator,
uint32_t external_clock_indicator,
int32_t smooth_int,
bool divergence_free,
bool more_messages)
{
uint32_t msg_number = 0;
if (gps_eph.i_satellite_PRN != 0) msg_number = 1075;
if (gps_cnav_eph.i_satellite_PRN != 0) msg_number = 1075;
if (glo_gnav_eph.i_satellite_PRN != 0) msg_number = 1085;
if (gal_eph.i_satellite_PRN != 0) msg_number = 1095;
if (((gps_eph.i_satellite_PRN != 0) || (gps_cnav_eph.i_satellite_PRN != 0)) && (gal_eph.i_satellite_PRN != 0) && (glo_gnav_eph.i_satellite_PRN != 0))
{
LOG(WARNING) << "MSM messages for observables from different systems are not defined"; //print two messages?
}
if (msg_number == 0)
{
LOG(WARNING) << "Invalid ephemeris provided";
msg_number = 1075;
}
std::string header = Rtcm::get_MSM_header(msg_number,
obs_time,
observables,
ref_id,
clock_steering_indicator,
external_clock_indicator,
smooth_int,
divergence_free,
more_messages);
std::string sat_data = Rtcm::get_MSM_5_content_sat_data(observables);
std::string signal_data = Rtcm::get_MSM_5_content_signal_data(gps_eph, gps_cnav_eph, gal_eph, glo_gnav_eph, obs_time, observables);
std::string message = build_message(header + sat_data + signal_data);
if (server_is_running)
{
rtcm_message_queue->push(message);
}
return message;
}
std::string Rtcm::get_MSM_5_content_sat_data(const std::map<int32_t, Gnss_Synchro>& observables)
{
std::string sat_data;
std::string first_data_type;
std::string second_data_type;
std::string third_data_type;
std::string fourth_data_type;
Rtcm::set_DF394(observables);
uint32_t num_satellites = DF394.count();
std::vector<std::pair<int32_t, Gnss_Synchro> > observables_vector;
std::map<int32_t, Gnss_Synchro>::const_iterator gnss_synchro_iter;
std::vector<uint32_t> pos;
std::vector<uint32_t>::iterator it;
for (gnss_synchro_iter = observables.cbegin();
gnss_synchro_iter != observables.cend();
gnss_synchro_iter++)
{
it = std::find(pos.begin(), pos.end(), 65 - gnss_synchro_iter->second.PRN);
if (it == pos.end())
{
pos.push_back(65 - gnss_synchro_iter->second.PRN);
observables_vector.push_back(*gnss_synchro_iter);
}
}
std::vector<std::pair<int32_t, Gnss_Synchro> > ordered_by_PRN_pos = Rtcm::sort_by_PRN_mask(observables_vector);
for (uint32_t nsat = 0; nsat < num_satellites; nsat++)
{
Rtcm::set_DF397(ordered_by_PRN_pos.at(nsat).second);
Rtcm::set_DF398(ordered_by_PRN_pos.at(nsat).second);
Rtcm::set_DF399(ordered_by_PRN_pos.at(nsat).second);
std::bitset<4> reserved = std::bitset<4>("0000");
first_data_type += DF397.to_string();
second_data_type += reserved.to_string();
third_data_type += DF398.to_string();
fourth_data_type += DF399.to_string();
}
sat_data = first_data_type + second_data_type + third_data_type + fourth_data_type;
return sat_data;
}
std::string Rtcm::get_MSM_5_content_signal_data(const Gps_Ephemeris& ephNAV,
const Gps_CNAV_Ephemeris& ephCNAV,
const Galileo_Ephemeris& ephFNAV,
const Glonass_Gnav_Ephemeris& ephGNAV,
double obs_time,
const std::map<int32_t, Gnss_Synchro>& observables)
{
std::string signal_data;
std::string first_data_type;
std::string second_data_type;
std::string third_data_type;
std::string fourth_data_type;
std::string fifth_data_type;
std::string sixth_data_type;
uint32_t Ncells = observables.size();
std::vector<std::pair<int32_t, Gnss_Synchro> > observables_vector;
std::map<int32_t, Gnss_Synchro>::const_iterator map_iter;
for (map_iter = observables.cbegin();
map_iter != observables.cend();
map_iter++)
{
observables_vector.push_back(*map_iter);
}
std::vector<std::pair<int32_t, Gnss_Synchro> > ordered_by_signal = Rtcm::sort_by_signal(observables_vector);
std::reverse(ordered_by_signal.begin(), ordered_by_signal.end());
std::vector<std::pair<int32_t, Gnss_Synchro> > ordered_by_PRN_pos = Rtcm::sort_by_PRN_mask(ordered_by_signal);
for (uint32_t cell = 0; cell < Ncells; cell++)
{
Rtcm::set_DF400(ordered_by_PRN_pos.at(cell).second);
Rtcm::set_DF401(ordered_by_PRN_pos.at(cell).second);
Rtcm::set_DF402(ephNAV, ephCNAV, ephFNAV, ephGNAV, obs_time, ordered_by_PRN_pos.at(cell).second);
Rtcm::set_DF420(ordered_by_PRN_pos.at(cell).second);
Rtcm::set_DF403(ordered_by_PRN_pos.at(cell).second);
Rtcm::set_DF404(ordered_by_PRN_pos.at(cell).second);
first_data_type += DF400.to_string();
second_data_type += DF401.to_string();
third_data_type += DF402.to_string();
fourth_data_type += DF420.to_string();
fifth_data_type += DF403.to_string();
sixth_data_type += DF404.to_string();
}
signal_data = first_data_type + second_data_type + third_data_type + fourth_data_type + fifth_data_type + sixth_data_type;
return signal_data;
}
// **********************************************************************************************
//
// MESSAGE TYPE MSM6 (FULL PSEUDORANGES AND PHASERANGES PLUS CNR, HIGH RESOLUTION)
//
// **********************************************************************************************
std::string Rtcm::print_MSM_6(const Gps_Ephemeris& gps_eph,
const Gps_CNAV_Ephemeris& gps_cnav_eph,
const Galileo_Ephemeris& gal_eph,
const Glonass_Gnav_Ephemeris& glo_gnav_eph,
double obs_time,
const std::map<int32_t, Gnss_Synchro>& observables,
uint32_t ref_id,
uint32_t clock_steering_indicator,
uint32_t external_clock_indicator,
int32_t smooth_int,
bool divergence_free,
bool more_messages)
{
uint32_t msg_number = 0;
if (gps_eph.i_satellite_PRN != 0) msg_number = 1076;
if (gps_cnav_eph.i_satellite_PRN != 0) msg_number = 1076;
if (glo_gnav_eph.i_satellite_PRN != 0) msg_number = 1086;
if (gal_eph.i_satellite_PRN != 0) msg_number = 1096;
if (((gps_eph.i_satellite_PRN != 0) || (gps_cnav_eph.i_satellite_PRN != 0)) && (gal_eph.i_satellite_PRN != 0) && (glo_gnav_eph.i_satellite_PRN != 0))
{
LOG(WARNING) << "MSM messages for observables from different systems are not defined"; //print two messages?
}
if (msg_number == 0)
{
LOG(WARNING) << "Invalid ephemeris provided";
msg_number = 1076;
}
std::string header = Rtcm::get_MSM_header(msg_number,
obs_time,
observables,
ref_id,
clock_steering_indicator,
external_clock_indicator,
smooth_int,
divergence_free,
more_messages);
std::string sat_data = Rtcm::get_MSM_4_content_sat_data(observables);
std::string signal_data = Rtcm::get_MSM_6_content_signal_data(gps_eph, gps_cnav_eph, gal_eph, glo_gnav_eph, obs_time, observables);
std::string message = build_message(header + sat_data + signal_data);
if (server_is_running)
{
rtcm_message_queue->push(message);
}
return message;
}
std::string Rtcm::get_MSM_6_content_signal_data(const Gps_Ephemeris& ephNAV,
const Gps_CNAV_Ephemeris& ephCNAV,
const Galileo_Ephemeris& ephFNAV,
const Glonass_Gnav_Ephemeris& ephGNAV,
double obs_time,
const std::map<int32_t, Gnss_Synchro>& observables)
{
std::string signal_data;
std::string first_data_type;
std::string second_data_type;
std::string third_data_type;
std::string fourth_data_type;
std::string fifth_data_type;
uint32_t Ncells = observables.size();
std::vector<std::pair<int32_t, Gnss_Synchro> > observables_vector;
std::map<int32_t, Gnss_Synchro>::const_iterator map_iter;
for (map_iter = observables.cbegin();
map_iter != observables.cend();
map_iter++)
{
observables_vector.push_back(*map_iter);
}
std::vector<std::pair<int32_t, Gnss_Synchro> > ordered_by_signal = Rtcm::sort_by_signal(observables_vector);
std::reverse(ordered_by_signal.begin(), ordered_by_signal.end());
std::vector<std::pair<int32_t, Gnss_Synchro> > ordered_by_PRN_pos = Rtcm::sort_by_PRN_mask(ordered_by_signal);
for (uint32_t cell = 0; cell < Ncells; cell++)
{
Rtcm::set_DF405(ordered_by_PRN_pos.at(cell).second);
Rtcm::set_DF406(ordered_by_PRN_pos.at(cell).second);
Rtcm::set_DF407(ephNAV, ephCNAV, ephFNAV, ephGNAV, obs_time, ordered_by_PRN_pos.at(cell).second);
Rtcm::set_DF420(ordered_by_PRN_pos.at(cell).second);
Rtcm::set_DF408(ordered_by_PRN_pos.at(cell).second);
first_data_type += DF405.to_string();
second_data_type += DF406.to_string();
third_data_type += DF407.to_string();
fourth_data_type += DF420.to_string();
fifth_data_type += DF408.to_string();
}
signal_data = first_data_type + second_data_type + third_data_type + fourth_data_type + fifth_data_type;
return signal_data;
}
// **********************************************************************************************
//
// MESSAGE TYPE MSM7 (FULL PSEUDORANGES, PHASERANGES, PHASERANGERATE AND CNR, HIGH RESOLUTION)
//
// **********************************************************************************************
std::string Rtcm::print_MSM_7(const Gps_Ephemeris& gps_eph,
const Gps_CNAV_Ephemeris& gps_cnav_eph,
const Galileo_Ephemeris& gal_eph,
const Glonass_Gnav_Ephemeris& glo_gnav_eph,
double obs_time,
const std::map<int32_t, Gnss_Synchro>& observables,
uint32_t ref_id,
uint32_t clock_steering_indicator,
uint32_t external_clock_indicator,
int32_t smooth_int,
bool divergence_free,
bool more_messages)
{
uint32_t msg_number = 0;
if (gps_eph.i_satellite_PRN != 0) msg_number = 1077;
if (gps_cnav_eph.i_satellite_PRN != 0) msg_number = 1077;
if (glo_gnav_eph.i_satellite_PRN != 0) msg_number = 1087;
if (gal_eph.i_satellite_PRN != 0) msg_number = 1097;
if (((gps_eph.i_satellite_PRN != 0) || (gps_cnav_eph.i_satellite_PRN != 0)) && (glo_gnav_eph.i_satellite_PRN != 0) && (gal_eph.i_satellite_PRN != 0))
{
LOG(WARNING) << "MSM messages for observables from different systems are not defined"; //print two messages?
}
if (msg_number == 0)
{
LOG(WARNING) << "Invalid ephemeris provided";
msg_number = 1076;
}
std::string header = Rtcm::get_MSM_header(msg_number,
obs_time,
observables,
ref_id,
clock_steering_indicator,
external_clock_indicator,
smooth_int,
divergence_free,
more_messages);
std::string sat_data = Rtcm::get_MSM_5_content_sat_data(observables);
std::string signal_data = Rtcm::get_MSM_7_content_signal_data(gps_eph, gps_cnav_eph, gal_eph, glo_gnav_eph, obs_time, observables);
std::string message = build_message(header + sat_data + signal_data);
if (server_is_running)
{
rtcm_message_queue->push(message);
}
return message;
}
std::string Rtcm::get_MSM_7_content_signal_data(const Gps_Ephemeris& ephNAV,
const Gps_CNAV_Ephemeris& ephCNAV,
const Galileo_Ephemeris& ephFNAV,
const Glonass_Gnav_Ephemeris& ephGNAV,
double obs_time,
const std::map<int32_t, Gnss_Synchro>& observables)
{
std::string signal_data;
std::string first_data_type;
std::string second_data_type;
std::string third_data_type;
std::string fourth_data_type;
std::string fifth_data_type;
std::string sixth_data_type;
uint32_t Ncells = observables.size();
std::vector<std::pair<int32_t, Gnss_Synchro> > observables_vector;
std::map<int32_t, Gnss_Synchro>::const_iterator map_iter;
for (map_iter = observables.cbegin();
map_iter != observables.cend();
map_iter++)
{
observables_vector.push_back(*map_iter);
}
std::vector<std::pair<int32_t, Gnss_Synchro> > ordered_by_signal = Rtcm::sort_by_signal(observables_vector);
std::reverse(ordered_by_signal.begin(), ordered_by_signal.end());
std::vector<std::pair<int32_t, Gnss_Synchro> > ordered_by_PRN_pos = Rtcm::sort_by_PRN_mask(ordered_by_signal);
for (uint32_t cell = 0; cell < Ncells; cell++)
{
Rtcm::set_DF405(ordered_by_PRN_pos.at(cell).second);
Rtcm::set_DF406(ordered_by_PRN_pos.at(cell).second);
Rtcm::set_DF407(ephNAV, ephCNAV, ephFNAV, ephGNAV, obs_time, ordered_by_PRN_pos.at(cell).second);
Rtcm::set_DF420(ordered_by_PRN_pos.at(cell).second);
Rtcm::set_DF408(ordered_by_PRN_pos.at(cell).second);
Rtcm::set_DF404(ordered_by_PRN_pos.at(cell).second);
first_data_type += DF405.to_string();
second_data_type += DF406.to_string();
third_data_type += DF407.to_string();
fourth_data_type += DF420.to_string();
fifth_data_type += DF408.to_string();
sixth_data_type += DF404.to_string();
}
signal_data = first_data_type + second_data_type + third_data_type + fourth_data_type + fifth_data_type + sixth_data_type;
return signal_data;
}
// *****************************************************************************************************
// Some utilities
// *****************************************************************************************************
std::vector<std::pair<int32_t, Gnss_Synchro> > Rtcm::sort_by_PRN_mask(const std::vector<std::pair<int32_t, Gnss_Synchro> >& synchro_map) const
{
std::vector<std::pair<int32_t, Gnss_Synchro> >::const_iterator synchro_map_iter;
std::vector<std::pair<int32_t, Gnss_Synchro> > my_vec;
struct
{
bool operator()(const std::pair<int32_t, Gnss_Synchro>& a, const std::pair<int32_t, Gnss_Synchro>& b)
{
uint32_t value_a = 64 - a.second.PRN;
uint32_t value_b = 64 - b.second.PRN;
return value_a < value_b;
}
} has_lower_pos;
for (synchro_map_iter = synchro_map.cbegin();
synchro_map_iter != synchro_map.cend();
synchro_map_iter++)
{
std::pair<int32_t, Gnss_Synchro> p(synchro_map_iter->first, synchro_map_iter->second);
my_vec.push_back(p);
}
std::sort(my_vec.begin(), my_vec.end(), has_lower_pos);
std::reverse(my_vec.begin(), my_vec.end());
return my_vec;
}
std::vector<std::pair<int32_t, Gnss_Synchro> > Rtcm::sort_by_signal(const std::vector<std::pair<int32_t, Gnss_Synchro> >& synchro_map) const
{
std::vector<std::pair<int32_t, Gnss_Synchro> >::const_iterator synchro_map_iter;
std::vector<std::pair<int32_t, Gnss_Synchro> > my_vec;
struct
{
bool operator()(const std::pair<int32_t, Gnss_Synchro>& a, const std::pair<int32_t, Gnss_Synchro>& b)
{
uint32_t value_a = 0;
uint32_t value_b = 0;
std::string system_a(&a.second.System, 1);
std::string system_b(&b.second.System, 1);
std::string sig_a_(a.second.Signal);
std::string sig_a = sig_a_.substr(0, 2);
std::string sig_b_(b.second.Signal);
std::string sig_b = sig_b_.substr(0, 2);
if (system_a.compare("G") == 0)
{
value_a = gps_signal_map.at(sig_a);
}
if (system_a.compare("E") == 0)
{
value_a = galileo_signal_map.at(sig_a);
}
if (system_b.compare("G") == 0)
{
value_b = gps_signal_map.at(sig_b);
}
if (system_b.compare("E") == 0)
{
value_b = galileo_signal_map.at(sig_b);
}
return value_a < value_b;
}
} has_lower_signalID;
for (synchro_map_iter = synchro_map.cbegin();
synchro_map_iter != synchro_map.cend();
synchro_map_iter++)
{
std::pair<int32_t, Gnss_Synchro> p(synchro_map_iter->first, synchro_map_iter->second);
my_vec.push_back(p);
}
std::sort(my_vec.begin(), my_vec.end(), has_lower_signalID);
return my_vec;
}
std::map<std::string, int> Rtcm::gps_signal_map = [] {
std::map<std::string, int> gps_signal_map_;
// Table 3.5-91
gps_signal_map_["1C"] = 2;
gps_signal_map_["1P"] = 3;
gps_signal_map_["1W"] = 4;
gps_signal_map_["2C"] = 8;
gps_signal_map_["2P"] = 9;
gps_signal_map_["2W"] = 10;
gps_signal_map_["2S"] = 15;
gps_signal_map_["2L"] = 16;
gps_signal_map_["2X"] = 17;
gps_signal_map_["5I"] = 22;
gps_signal_map_["5Q"] = 23;
gps_signal_map_["5X"] = 24;
return gps_signal_map_;
}();
std::map<std::string, int> Rtcm::galileo_signal_map = [] {
std::map<std::string, int> galileo_signal_map_;
// Table 3.5-100
galileo_signal_map_["1C"] = 2;
galileo_signal_map_["1A"] = 3;
galileo_signal_map_["1B"] = 4;
galileo_signal_map_["1X"] = 5;
galileo_signal_map_["1Z"] = 6;
galileo_signal_map_["6C"] = 8;
galileo_signal_map_["6A"] = 9;
galileo_signal_map_["6B"] = 10;
galileo_signal_map_["6X"] = 11;
galileo_signal_map_["6Z"] = 12;
galileo_signal_map_["7I"] = 14;
galileo_signal_map_["7Q"] = 15;
galileo_signal_map_["7X"] = 16;
galileo_signal_map_["8I"] = 18;
galileo_signal_map_["8Q"] = 19;
galileo_signal_map_["8X"] = 20;
galileo_signal_map_["5I"] = 22;
galileo_signal_map_["5Q"] = 23;
galileo_signal_map_["5X"] = 24;
return galileo_signal_map_;
}();
boost::posix_time::ptime Rtcm::compute_GPS_time(const Gps_Ephemeris& eph, double obs_time) const
{
const double gps_t = obs_time;
boost::posix_time::time_duration t = boost::posix_time::milliseconds(static_cast<long>((gps_t + 604800 * static_cast<double>(eph.i_GPS_week % 1024)) * 1000));
boost::posix_time::ptime p_time(boost::gregorian::date(1999, 8, 22), t);
return p_time;
}
boost::posix_time::ptime Rtcm::compute_GPS_time(const Gps_CNAV_Ephemeris& eph, double obs_time) const
{
const double gps_t = obs_time;
boost::posix_time::time_duration t = boost::posix_time::milliseconds(static_cast<long>((gps_t + 604800 * static_cast<double>(eph.i_GPS_week % 1024)) * 1000));
boost::posix_time::ptime p_time(boost::gregorian::date(1999, 8, 22), t);
return p_time;
}
boost::posix_time::ptime Rtcm::compute_Galileo_time(const Galileo_Ephemeris& eph, double obs_time) const
{
double galileo_t = obs_time;
boost::posix_time::time_duration t = boost::posix_time::milliseconds(static_cast<long>((galileo_t + 604800 * static_cast<double>(eph.WN_5)) * 1000));
boost::posix_time::ptime p_time(boost::gregorian::date(1999, 8, 22), t);
return p_time;
}
boost::posix_time::ptime Rtcm::compute_GLONASS_time(const Glonass_Gnav_Ephemeris& eph, double obs_time) const
{
boost::posix_time::ptime p_time = eph.compute_GLONASS_time(obs_time);
return p_time;
}
uint32_t Rtcm::lock_time(const Gps_Ephemeris& eph, double obs_time, const Gnss_Synchro& gnss_synchro)
{
uint32_t lock_time_in_seconds;
boost::posix_time::ptime current_time = Rtcm::compute_GPS_time(eph, obs_time);
boost::posix_time::ptime last_lock_time = Rtcm::gps_L1_last_lock_time[65 - gnss_synchro.PRN];
if (last_lock_time.is_not_a_date_time()) // || CHECK LLI!!......)
{
Rtcm::gps_L1_last_lock_time[65 - gnss_synchro.PRN] = current_time;
}
boost::posix_time::time_duration lock_duration = current_time - Rtcm::gps_L1_last_lock_time[65 - gnss_synchro.PRN];
lock_time_in_seconds = static_cast<uint32_t>(lock_duration.total_seconds());
// Debug:
// std::cout << "lock time PRN " << gnss_synchro.PRN << ": " << lock_time_in_seconds << " current time: " << current_time << std::endl;
return lock_time_in_seconds;
}
uint32_t Rtcm::lock_time(const Gps_CNAV_Ephemeris& eph, double obs_time, const Gnss_Synchro& gnss_synchro)
{
uint32_t lock_time_in_seconds;
boost::posix_time::ptime current_time = Rtcm::compute_GPS_time(eph, obs_time);
boost::posix_time::ptime last_lock_time = Rtcm::gps_L2_last_lock_time[65 - gnss_synchro.PRN];
if (last_lock_time.is_not_a_date_time()) // || CHECK LLI!!......)
{
Rtcm::gps_L2_last_lock_time[65 - gnss_synchro.PRN] = current_time;
}
boost::posix_time::time_duration lock_duration = current_time - Rtcm::gps_L2_last_lock_time[65 - gnss_synchro.PRN];
lock_time_in_seconds = static_cast<uint32_t>(lock_duration.total_seconds());
return lock_time_in_seconds;
}
uint32_t Rtcm::lock_time(const Galileo_Ephemeris& eph, double obs_time, const Gnss_Synchro& gnss_synchro)
{
uint32_t lock_time_in_seconds;
boost::posix_time::ptime current_time = Rtcm::compute_Galileo_time(eph, obs_time);
boost::posix_time::ptime last_lock_time;
std::string sig_(gnss_synchro.Signal);
if (sig_.compare("1B") == 0)
{
last_lock_time = Rtcm::gal_E1_last_lock_time[65 - gnss_synchro.PRN];
}
if ((sig_.compare("5X") == 0) || (sig_.compare("8X") == 0) || (sig_.compare("7X") == 0))
{
last_lock_time = Rtcm::gal_E5_last_lock_time[65 - gnss_synchro.PRN];
}
if (last_lock_time.is_not_a_date_time()) // || CHECK LLI!!......)
{
if (sig_.compare("1B") == 0)
{
Rtcm::gal_E1_last_lock_time[65 - gnss_synchro.PRN] = current_time;
}
if ((sig_.compare("5X") == 0) || (sig_.compare("8X") == 0) || (sig_.compare("7X") == 0))
{
Rtcm::gal_E5_last_lock_time[65 - gnss_synchro.PRN] = current_time;
}
}
boost::posix_time::time_duration lock_duration = current_time - current_time;
if (sig_.compare("1B") == 0)
{
lock_duration = current_time - Rtcm::gal_E1_last_lock_time[65 - gnss_synchro.PRN];
}
if ((sig_.compare("5X") == 0) || (sig_.compare("8X") == 0) || (sig_.compare("7X") == 0))
{
lock_duration = current_time - Rtcm::gal_E5_last_lock_time[65 - gnss_synchro.PRN];
}
lock_time_in_seconds = static_cast<uint32_t>(lock_duration.total_seconds());
return lock_time_in_seconds;
}
uint32_t Rtcm::lock_time(const Glonass_Gnav_Ephemeris& eph, double obs_time, const Gnss_Synchro& gnss_synchro)
{
uint32_t lock_time_in_seconds;
boost::posix_time::ptime current_time = Rtcm::compute_GLONASS_time(eph, obs_time);
boost::posix_time::ptime last_lock_time;
std::string sig_(gnss_synchro.Signal);
if (sig_.compare("1C") == 0)
{
last_lock_time = Rtcm::glo_L1_last_lock_time[65 - gnss_synchro.PRN];
}
if (sig_.compare("2C") == 0)
{
last_lock_time = Rtcm::glo_L2_last_lock_time[65 - gnss_synchro.PRN];
}
if (last_lock_time.is_not_a_date_time()) // || CHECK LLI!!......)
{
if (sig_.compare("1C") == 0)
{
Rtcm::glo_L1_last_lock_time[65 - gnss_synchro.PRN] = current_time;
}
if (sig_.compare("2C") == 0)
{
Rtcm::glo_L2_last_lock_time[65 - gnss_synchro.PRN] = current_time;
}
}
boost::posix_time::time_duration lock_duration = current_time - current_time;
if (sig_.compare("1C") == 0)
{
lock_duration = current_time - Rtcm::glo_L1_last_lock_time[65 - gnss_synchro.PRN];
}
if (sig_.compare("2C") == 0)
{
lock_duration = current_time - Rtcm::glo_L2_last_lock_time[65 - gnss_synchro.PRN];
}
lock_time_in_seconds = static_cast<uint32_t>(lock_duration.total_seconds());
return lock_time_in_seconds;
}
uint32_t Rtcm::lock_time_indicator(uint32_t lock_time_period_s)
{
// Table 3.4-2
if (lock_time_period_s <= 0) return 0;
if (lock_time_period_s < 24) return lock_time_period_s;
if (lock_time_period_s < 72) return (lock_time_period_s + 24) / 2;
if (lock_time_period_s < 168) return (lock_time_period_s + 120) / 4;
if (lock_time_period_s < 360) return (lock_time_period_s + 408) / 8;
if (lock_time_period_s < 744) return (lock_time_period_s + 1176) / 16;
if (lock_time_period_s < 937) return (lock_time_period_s + 3096) / 32;
return 127;
}
uint32_t Rtcm::msm_lock_time_indicator(uint32_t lock_time_period_s)
{
// Table 3.5-74
if (lock_time_period_s < 32) return 0;
if (lock_time_period_s < 64) return 1;
if (lock_time_period_s < 128) return 2;
if (lock_time_period_s < 256) return 3;
if (lock_time_period_s < 512) return 4;
if (lock_time_period_s < 1024) return 5;
if (lock_time_period_s < 2048) return 6;
if (lock_time_period_s < 4096) return 7;
if (lock_time_period_s < 8192) return 8;
if (lock_time_period_s < 16384) return 9;
if (lock_time_period_s < 32768) return 10;
if (lock_time_period_s < 65536) return 11;
if (lock_time_period_s < 131072) return 12;
if (lock_time_period_s < 262144) return 13;
if (lock_time_period_s < 524288) return 14;
return 15;
}
// clang-format off
uint32_t Rtcm::msm_extended_lock_time_indicator(uint32_t lock_time_period_s)
{
// Table 3.5-75
if( lock_time_period_s < 64 ) return ( lock_time_period_s );
if( 64 <= lock_time_period_s && lock_time_period_s < 128 ) return ( 64 + (lock_time_period_s - 64 ) / 2 );
if( 128 <= lock_time_period_s && lock_time_period_s < 256 ) return ( 96 + (lock_time_period_s - 128 ) / 4 );
if( 256 <= lock_time_period_s && lock_time_period_s < 512 ) return (128 + (lock_time_period_s - 256 ) / 8 );
if( 512 <= lock_time_period_s && lock_time_period_s < 1024 ) return (160 + (lock_time_period_s - 512 ) / 16 );
if( 1024 <= lock_time_period_s && lock_time_period_s < 2048 ) return (192 + (lock_time_period_s - 1024 ) / 32 );
if( 2048 <= lock_time_period_s && lock_time_period_s < 4096 ) return (224 + (lock_time_period_s - 2048 ) / 64 );
if( 4096 <= lock_time_period_s && lock_time_period_s < 8192 ) return (256 + (lock_time_period_s - 4096 ) / 128 );
if( 8192 <= lock_time_period_s && lock_time_period_s < 16384 ) return (288 + (lock_time_period_s - 8192 ) / 256 );
if( 16384 <= lock_time_period_s && lock_time_period_s < 32768 ) return (320 + (lock_time_period_s - 16384 ) / 512 );
if( 32768 <= lock_time_period_s && lock_time_period_s < 65536 ) return (352 + (lock_time_period_s - 32768 ) / 1024 );
if( 65536 <= lock_time_period_s && lock_time_period_s < 131072 ) return (384 + (lock_time_period_s - 65536 ) / 2048 );
if( 131072 <= lock_time_period_s && lock_time_period_s < 262144 ) return (416 + (lock_time_period_s - 131072 ) / 4096 );
if( 262144 <= lock_time_period_s && lock_time_period_s < 524288 ) return (448 + (lock_time_period_s - 262144 ) / 8192 );
if( 524288 <= lock_time_period_s && lock_time_period_s < 1048576 ) return (480 + (lock_time_period_s - 524288 ) / 16384 );
if( 1048576 <= lock_time_period_s && lock_time_period_s < 2097152 ) return (512 + (lock_time_period_s - 1048576 ) / 32768 );
if( 2097152 <= lock_time_period_s && lock_time_period_s < 4194304 ) return (544 + (lock_time_period_s - 2097152 ) / 65536 );
if( 4194304 <= lock_time_period_s && lock_time_period_s < 8388608 ) return (576 + (lock_time_period_s - 4194304 ) / 131072 );
if( 8388608 <= lock_time_period_s && lock_time_period_s < 16777216 ) return (608 + (lock_time_period_s - 8388608 ) / 262144 );
if( 16777216 <= lock_time_period_s && lock_time_period_s < 33554432 ) return (640 + (lock_time_period_s - 16777216) / 524288 );
if( 33554432 <= lock_time_period_s && lock_time_period_s < 67108864 ) return (672 + (lock_time_period_s - 33554432) / 1048576);
if( 67108864 <= lock_time_period_s ) return (704 );
return 1023; // will never happen
}
// clang-format on
// *****************************************************************************************************
//
// DATA FIELDS AS DEFINED AT RTCM STANDARD 10403.2
//
// *****************************************************************************************************
int32_t Rtcm::set_DF002(uint32_t message_number)
{
if (message_number > 4095)
{
LOG(WARNING) << "RTCM message number must be between 0 and 4095, but it has been set to " << message_number;
}
DF002 = std::bitset<12>(message_number);
return 0;
}
int32_t Rtcm::set_DF003(uint32_t ref_station_ID)
{
//uint32_t station_ID = ref_station_ID;
if (ref_station_ID > 4095)
{
LOG(WARNING) << "RTCM reference station ID must be between 0 and 4095, but it has been set to " << ref_station_ID;
}
DF003 = std::bitset<12>(ref_station_ID);
return 0;
}
int32_t Rtcm::set_DF004(double obs_time)
{
// TOW in milliseconds from the beginning of the GPS week, measured in GPS time
uint64_t tow = static_cast<uint64_t>(std::round(obs_time * 1000));
if (tow > 604799999)
{
LOG(WARNING) << "To large TOW! Set to the last millisecond of the week";
tow = 604799999;
}
DF004 = std::bitset<30>(tow);
return 0;
}
int32_t Rtcm::set_DF005(bool sync_flag)
{
// 0 - No further GNSS observables referenced to the same Epoch Time will be transmitted. This enables the receiver to begin processing
// the data immediately after decoding the message.
// 1 - The next message will contain observables of another GNSS source referenced to the same Epoch Time.
DF005 = std::bitset<1>(sync_flag);
return 0;
}
int32_t Rtcm::set_DF006(const std::map<int32_t, Gnss_Synchro>& observables)
{
//Number of satellites observed in current epoch
uint16_t nsats = 0;
std::map<int32_t, Gnss_Synchro>::const_iterator observables_iter;
for (observables_iter = observables.cbegin();
observables_iter != observables.cend();
observables_iter++)
{
nsats++;
}
if (nsats > 31)
{
LOG(WARNING) << "The number of processed GPS satellites must be between 0 and 31, but it seems that you are processing " << nsats;
nsats = 31;
}
DF006 = std::bitset<5>(nsats);
return 0;
}
int32_t Rtcm::set_DF007(bool divergence_free_smoothing_indicator)
{
// 0 - Divergence-free smoothing not used 1 - Divergence-free smoothing used
DF007 = std::bitset<1>(divergence_free_smoothing_indicator);
return 0;
}
int32_t Rtcm::set_DF008(int16_t smoothing_interval)
{
DF008 = std::bitset<3>(smoothing_interval);
return 0;
}
int32_t Rtcm::set_DF009(const Gnss_Synchro& gnss_synchro)
{
uint32_t prn_ = gnss_synchro.PRN;
if (prn_ > 32)
{
LOG(WARNING) << "GPS satellite ID must be between 1 and 32, but PRN " << prn_ << " was found";
}
DF009 = std::bitset<6>(prn_);
return 0;
}
int32_t Rtcm::set_DF009(const Gps_Ephemeris& gps_eph)
{
uint32_t prn_ = gps_eph.i_satellite_PRN;
if (prn_ > 32)
{
LOG(WARNING) << "GPS satellite ID must be between 1 and 32, but PRN " << prn_ << " was found";
}
DF009 = std::bitset<6>(prn_);
return 0;
}
int32_t Rtcm::set_DF010(bool code_indicator)
{
DF010 = std::bitset<1>(code_indicator);
return 0;
}
int32_t Rtcm::set_DF011(const Gnss_Synchro& gnss_synchro)
{
double ambiguity = std::floor(gnss_synchro.Pseudorange_m / 299792.458);
uint64_t gps_L1_pseudorange = static_cast<uint64_t>(std::round((gnss_synchro.Pseudorange_m - ambiguity * 299792.458) / 0.02));
DF011 = std::bitset<24>(gps_L1_pseudorange);
return 0;
}
int32_t Rtcm::set_DF012(const Gnss_Synchro& gnss_synchro)
{
const double lambda = GPS_C_m_s / GPS_L1_FREQ_HZ;
double ambiguity = std::floor(gnss_synchro.Pseudorange_m / 299792.458);
double gps_L1_pseudorange = std::round((gnss_synchro.Pseudorange_m - ambiguity * 299792.458) / 0.02);
double gps_L1_pseudorange_c = gps_L1_pseudorange * 0.02 + ambiguity * 299792.458;
double L1_phaserange_c = gnss_synchro.Carrier_phase_rads / GPS_TWO_PI;
double L1_phaserange_c_r = std::fmod(L1_phaserange_c - gps_L1_pseudorange_c / lambda + 1500.0, 3000.0) - 1500.0;
int64_t gps_L1_phaserange_minus_L1_pseudorange = static_cast<int64_t>(std::round(L1_phaserange_c_r * lambda / 0.0005));
DF012 = std::bitset<20>(gps_L1_phaserange_minus_L1_pseudorange);
return 0;
}
int32_t Rtcm::set_DF013(const Gps_Ephemeris& eph, double obs_time, const Gnss_Synchro& gnss_synchro)
{
uint32_t lock_time_indicator;
uint32_t lock_time_period_s = Rtcm::lock_time(eph, obs_time, gnss_synchro);
lock_time_indicator = Rtcm::lock_time_indicator(lock_time_period_s);
DF013 = std::bitset<7>(lock_time_indicator);
return 0;
}
int32_t Rtcm::set_DF014(const Gnss_Synchro& gnss_synchro)
{
uint32_t gps_L1_pseudorange_ambiguity = static_cast<uint32_t>(std::floor(gnss_synchro.Pseudorange_m / 299792.458));
DF014 = std::bitset<8>(gps_L1_pseudorange_ambiguity);
return 0;
}
int32_t Rtcm::set_DF015(const Gnss_Synchro& gnss_synchro)
{
double CN0_dB_Hz_est = gnss_synchro.CN0_dB_hz;
if (CN0_dB_Hz_est > 63.75)
{
CN0_dB_Hz_est = 63.75;
}
uint32_t CN0_dB_Hz = static_cast<uint32_t>(std::round(CN0_dB_Hz_est / 0.25));
DF015 = std::bitset<8>(CN0_dB_Hz);
return 0;
}
int32_t Rtcm::set_DF017(const Gnss_Synchro& gnss_synchroL1, const Gnss_Synchro& gnss_synchroL2)
{
double ambiguity = std::floor(gnss_synchroL1.Pseudorange_m / 299792.458);
double gps_L1_pseudorange = std::round((gnss_synchroL1.Pseudorange_m - ambiguity * 299792.458) / 0.02);
double gps_L1_pseudorange_c = gps_L1_pseudorange * 0.02 + ambiguity * 299792.458;
double l2_l1_pseudorange = gnss_synchroL2.Pseudorange_m - gps_L1_pseudorange_c;
int32_t pseudorange_difference = 0xFFFFE000; // invalid value;
if (std::fabs(l2_l1_pseudorange) <= 163.82)
{
pseudorange_difference = static_cast<int32_t>(std::round(l2_l1_pseudorange / 0.02));
}
DF017 = std::bitset<14>(pseudorange_difference);
return 0;
}
int32_t Rtcm::set_DF018(const Gnss_Synchro& gnss_synchroL1, const Gnss_Synchro& gnss_synchroL2)
{
const double lambda2 = GPS_C_m_s / GPS_L2_FREQ_HZ;
int32_t l2_phaserange_minus_l1_pseudorange = 0xFFF80000;
double ambiguity = std::floor(gnss_synchroL1.Pseudorange_m / 299792.458);
double gps_L1_pseudorange = std::round((gnss_synchroL1.Pseudorange_m - ambiguity * 299792.458) / 0.02);
double gps_L1_pseudorange_c = gps_L1_pseudorange * 0.02 + ambiguity * 299792.458;
double L2_phaserange_c = gnss_synchroL2.Carrier_phase_rads / GPS_TWO_PI;
double L1_phaserange_c_r = std::fmod(L2_phaserange_c - gps_L1_pseudorange_c / lambda2 + 1500.0, 3000.0) - 1500.0;
if (std::fabs(L1_phaserange_c_r * lambda2) <= 262.1435)
{
l2_phaserange_minus_l1_pseudorange = static_cast<int32_t>(std::round(L1_phaserange_c_r * lambda2 / 0.0005));
}
DF018 = std::bitset<20>(l2_phaserange_minus_l1_pseudorange);
return 0;
}
int32_t Rtcm::set_DF019(const Gps_CNAV_Ephemeris& eph, double obs_time, const Gnss_Synchro& gnss_synchro)
{
uint32_t lock_time_indicator;
uint32_t lock_time_period_s = Rtcm::lock_time(eph, obs_time, gnss_synchro);
lock_time_indicator = Rtcm::lock_time_indicator(lock_time_period_s);
DF019 = std::bitset<7>(lock_time_indicator);
return 0;
}
int32_t Rtcm::set_DF020(const Gnss_Synchro& gnss_synchro)
{
double CN0_dB_Hz_est = gnss_synchro.CN0_dB_hz;
if (CN0_dB_Hz_est > 63.75)
{
CN0_dB_Hz_est = 63.75;
}
uint32_t CN0_dB_Hz = static_cast<uint32_t>(std::round(CN0_dB_Hz_est / 0.25));
DF020 = std::bitset<8>(CN0_dB_Hz);
return 0;
}
int32_t Rtcm::set_DF021()
{
uint16_t itfr_year = 0;
DF021 = std::bitset<6>(itfr_year);
return 0;
}
int32_t Rtcm::set_DF022(bool gps_indicator)
{
DF022 = std::bitset<1>(gps_indicator);
return 0;
}
int32_t Rtcm::set_DF023(bool glonass_indicator)
{
DF023 = std::bitset<1>(glonass_indicator);
return 0;
}
int32_t Rtcm::set_DF024(bool galileo_indicator)
{
DF024 = std::bitset<1>(galileo_indicator);
return 0;
}
int32_t Rtcm::set_DF025(double antenna_ECEF_X_m)
{
int64_t ant_ref_x = static_cast<int64_t>(std::round(antenna_ECEF_X_m * 10000));
DF025 = std::bitset<38>(ant_ref_x);
return 0;
}
int32_t Rtcm::set_DF026(double antenna_ECEF_Y_m)
{
int64_t ant_ref_y = static_cast<int64_t>(std::round(antenna_ECEF_Y_m * 10000));
DF026 = std::bitset<38>(ant_ref_y);
return 0;
}
int32_t Rtcm::set_DF027(double antenna_ECEF_Z_m)
{
int64_t ant_ref_z = static_cast<int64_t>(std::round(antenna_ECEF_Z_m * 10000));
DF027 = std::bitset<38>(ant_ref_z);
return 0;
}
int32_t Rtcm::set_DF028(double height)
{
uint32_t h_ = static_cast<uint32_t>(std::round(height * 10000));
DF028 = std::bitset<16>(h_);
return 0;
}
int32_t Rtcm::set_DF031(uint32_t antenna_setup_id)
{
DF031 = std::bitset<8>(antenna_setup_id);
return 0;
}
int32_t Rtcm::set_DF034(double obs_time)
{
// TOW in milliseconds from the beginning of the GLONASS day, measured in GLONASS time
uint64_t tk = static_cast<uint64_t>(std::round(obs_time * 1000));
if (tk > 86400999)
{
LOG(WARNING) << "To large GLONASS Epoch Time (tk)! Set to the last millisecond of the day";
tk = 86400999;
}
DF034 = std::bitset<27>(tk);
return 0;
}
int32_t Rtcm::set_DF035(const std::map<int32_t, Gnss_Synchro>& observables)
{
//Number of satellites observed in current epoch
uint16_t nsats = 0;
std::map<int32_t, Gnss_Synchro>::const_iterator observables_iter;
for (observables_iter = observables.begin();
observables_iter != observables.end();
observables_iter++)
{
nsats++;
}
if (nsats > 31)
{
LOG(WARNING) << "The number of processed GLONASS satellites must be between 0 and 31, but it seems that you are processing " << nsats;
nsats = 31;
}
DF035 = std::bitset<5>(nsats);
return 0;
}
int32_t Rtcm::set_DF036(bool divergence_free_smoothing_indicator)
{
// 0 - Divergence-free smoothing not used 1 - Divergence-free smoothing used
DF036 = std::bitset<1>(divergence_free_smoothing_indicator);
return 0;
}
int32_t Rtcm::set_DF037(int16_t smoothing_interval)
{
DF037 = std::bitset<3>(smoothing_interval);
return 0;
}
int32_t Rtcm::set_DF038(const Gnss_Synchro& gnss_synchro)
{
uint32_t prn_ = gnss_synchro.PRN;
if (prn_ > 24)
{
LOG(WARNING) << "GLONASS satellite ID (Slot Number) must be between 1 and 24, but PRN " << prn_ << " was found";
}
DF038 = std::bitset<6>(prn_);
return 0;
}
int32_t Rtcm::set_DF038(const Glonass_Gnav_Ephemeris& glonass_gnav_eph)
{
uint32_t prn_ = glonass_gnav_eph.i_satellite_slot_number;
if (prn_ > 24)
{
LOG(WARNING) << "GLONASS satellite ID (Slot Number) must be between 0 and 24, but PRN " << prn_ << " was found";
}
DF038 = std::bitset<6>(prn_);
return 0;
}
int32_t Rtcm::set_DF039(bool code_indicator)
{
DF039 = std::bitset<1>(code_indicator);
return 0;
}
int32_t Rtcm::set_DF040(int32_t frequency_channel_number)
{
uint32_t freq_ = frequency_channel_number + 7;
if (freq_ > 20)
{
LOG(WARNING) << "GLONASS Satellite Frequency Number Conversion Error."
<< "Value must be between 0 and 20, but converted channel"
<< "frequency number " << freq_ << " was found";
}
DF040 = std::bitset<5>(freq_);
return 0;
}
int32_t Rtcm::set_DF040(const Glonass_Gnav_Ephemeris& glonass_gnav_eph)
{
uint32_t freq_ = glonass_gnav_eph.i_satellite_freq_channel + 7;
if (freq_ > 20)
{
LOG(WARNING) << "GLONASS Satellite Frequency Number Conversion Error."
<< "Value must be between 0 and 20, but converted channel"
<< "frequency number " << freq_ << " was found";
}
DF040 = std::bitset<5>(freq_);
return 0;
}
int32_t Rtcm::set_DF041(const Gnss_Synchro& gnss_synchro)
{
double ambiguity = std::floor(gnss_synchro.Pseudorange_m / 599584.92);
uint64_t glonass_L1_pseudorange = static_cast<uint64_t>(std::round((gnss_synchro.Pseudorange_m - ambiguity * 599584.92) / 0.02));
DF041 = std::bitset<25>(glonass_L1_pseudorange);
return 0;
}
int32_t Rtcm::set_DF042(const Gnss_Synchro& gnss_synchro)
{
const double lambda = GLONASS_C_m_s / (GLONASS_L1_CA_FREQ_HZ + (GLONASS_L1_CA_DFREQ_HZ * GLONASS_PRN.at(gnss_synchro.PRN)));
double ambiguity = std::floor(gnss_synchro.Pseudorange_m / 599584.92);
double glonass_L1_pseudorange = std::round((gnss_synchro.Pseudorange_m - ambiguity * 599584.92) / 0.02);
double glonass_L1_pseudorange_c = glonass_L1_pseudorange * 0.02 + ambiguity * 299792.458;
double L1_phaserange_c = gnss_synchro.Carrier_phase_rads / GLONASS_TWO_PI;
double L1_phaserange_c_r = std::fmod(L1_phaserange_c - glonass_L1_pseudorange_c / lambda + 1500.0, 3000.0) - 1500.0;
int64_t glonass_L1_phaserange_minus_L1_pseudorange = static_cast<int64_t>(std::round(L1_phaserange_c_r * lambda / 0.0005));
DF042 = std::bitset<20>(glonass_L1_phaserange_minus_L1_pseudorange);
return 0;
}
int32_t Rtcm::set_DF043(const Glonass_Gnav_Ephemeris& eph, double obs_time, const Gnss_Synchro& gnss_synchro)
{
uint32_t lock_time_indicator;
uint32_t lock_time_period_s = Rtcm::lock_time(eph, obs_time, gnss_synchro);
lock_time_indicator = Rtcm::lock_time_indicator(lock_time_period_s);
DF043 = std::bitset<7>(lock_time_indicator);
return 0;
}
int32_t Rtcm::set_DF044(const Gnss_Synchro& gnss_synchro)
{
uint32_t glonass_L1_pseudorange_ambiguity = static_cast<uint32_t>(std::floor(gnss_synchro.Pseudorange_m / 599584.916));
DF044 = std::bitset<7>(glonass_L1_pseudorange_ambiguity);
return 0;
}
int32_t Rtcm::set_DF045(const Gnss_Synchro& gnss_synchro)
{
double CN0_dB_Hz_est = gnss_synchro.CN0_dB_hz;
if (CN0_dB_Hz_est > 63.75)
{
LOG(WARNING) << "GLONASS L1 CNR must be between 0 and 63.75, but CNR " << CN0_dB_Hz_est << " was found. Setting to 63.75 dB-Hz";
CN0_dB_Hz_est = 63.75;
}
uint32_t CN0_dB_Hz = static_cast<uint32_t>(std::round(CN0_dB_Hz_est / 0.25));
DF045 = std::bitset<8>(CN0_dB_Hz);
return 0;
}
int32_t Rtcm::set_DF047(const Gnss_Synchro& gnss_synchroL1, const Gnss_Synchro& gnss_synchroL2)
{
double ambiguity = std::floor(gnss_synchroL1.Pseudorange_m / 599584.92);
double glonass_L1_pseudorange = std::round((gnss_synchroL1.Pseudorange_m - ambiguity * 599584.92) / 0.02);
double glonass_L1_pseudorange_c = glonass_L1_pseudorange * 0.02 + ambiguity * 599584.92;
double l2_l1_pseudorange = gnss_synchroL2.Pseudorange_m - glonass_L1_pseudorange_c;
int32_t pseudorange_difference = 0xFFFFE000; // invalid value;
if (std::fabs(l2_l1_pseudorange) <= 163.82)
{
pseudorange_difference = static_cast<int32_t>(std::round(l2_l1_pseudorange / 0.02));
}
DF047 = std::bitset<14>(pseudorange_difference);
return 0;
}
//TODO Need to consider frequency channel in this fields
int32_t Rtcm::set_DF048(const Gnss_Synchro& gnss_synchroL1, const Gnss_Synchro& gnss_synchroL2)
{
const double lambda2 = GLONASS_C_m_s / GLONASS_L2_CA_FREQ_HZ;
int32_t l2_phaserange_minus_l1_pseudorange = 0xFFF80000;
double ambiguity = std::floor(gnss_synchroL1.Pseudorange_m / 599584.92);
double glonass_L1_pseudorange = std::round((gnss_synchroL1.Pseudorange_m - ambiguity * 599584.92) / 0.02);
double glonass_L1_pseudorange_c = glonass_L1_pseudorange * 0.02 + ambiguity * 599584.92;
double L2_phaserange_c = gnss_synchroL2.Carrier_phase_rads / GLONASS_TWO_PI;
double L1_phaserange_c_r = std::fmod(L2_phaserange_c - glonass_L1_pseudorange_c / lambda2 + 1500.0, 3000.0) - 1500.0;
if (std::fabs(L1_phaserange_c_r * lambda2) <= 262.1435)
{
l2_phaserange_minus_l1_pseudorange = static_cast<int32_t>(std::round(L1_phaserange_c_r * lambda2 / 0.0005));
}
DF048 = std::bitset<20>(l2_phaserange_minus_l1_pseudorange);
return 0;
}
int32_t Rtcm::set_DF049(const Glonass_Gnav_Ephemeris& eph, double obs_time, const Gnss_Synchro& gnss_synchro)
{
uint32_t lock_time_indicator;
uint32_t lock_time_period_s = Rtcm::lock_time(eph, obs_time, gnss_synchro);
lock_time_indicator = Rtcm::lock_time_indicator(lock_time_period_s);
DF049 = std::bitset<7>(lock_time_indicator);
return 0;
}
int32_t Rtcm::set_DF050(const Gnss_Synchro& gnss_synchro)
{
double CN0_dB_Hz_est = gnss_synchro.CN0_dB_hz;
if (CN0_dB_Hz_est > 63.75)
{
CN0_dB_Hz_est = 63.75;
}
uint32_t CN0_dB_Hz = static_cast<uint32_t>(std::round(CN0_dB_Hz_est / 0.25));
DF050 = std::bitset<8>(CN0_dB_Hz);
return 0;
}
int32_t Rtcm::set_DF051(const Gps_Ephemeris& gps_eph, double obs_time)
{
const double gps_t = obs_time;
boost::posix_time::time_duration t = boost::posix_time::milliseconds(static_cast<int64_t>((gps_t + 604800 * static_cast<double>(gps_eph.i_GPS_week % 1024)) * 1000));
boost::posix_time::ptime p_time(boost::gregorian::date(1999, 8, 22), t);
std::string now_ptime = to_iso_string(p_time);
std::string today_ptime = now_ptime.substr(0, 8);
boost::gregorian::date d(boost::gregorian::from_undelimited_string(today_ptime));
uint32_t mjd = d.modjulian_day();
DF051 = std::bitset<16>(mjd);
return 0;
}
int32_t Rtcm::set_DF052(const Gps_Ephemeris& gps_eph, double obs_time)
{
const double gps_t = obs_time;
boost::posix_time::time_duration t = boost::posix_time::milliseconds(static_cast<int64_t>((gps_t + 604800 * static_cast<double>(gps_eph.i_GPS_week % 1024)) * 1000));
boost::posix_time::ptime p_time(boost::gregorian::date(1999, 8, 22), t);
std::string now_ptime = to_iso_string(p_time);
std::string hours = now_ptime.substr(9, 2);
std::string minutes = now_ptime.substr(11, 2);
std::string seconds = now_ptime.substr(13, 8);
//boost::gregorian::date d(boost::gregorian::from_undelimited_string(today_ptime));
uint32_t seconds_of_day = boost::lexical_cast<uint32_t>(hours) * 60 * 60 + boost::lexical_cast<uint32_t>(minutes) * 60 + boost::lexical_cast<uint32_t>(seconds);
DF052 = std::bitset<17>(seconds_of_day);
return 0;
}
int32_t Rtcm::set_DF071(const Gps_Ephemeris& gps_eph)
{
uint32_t iode = static_cast<uint32_t>(gps_eph.d_IODE_SF2);
DF071 = std::bitset<8>(iode);
return 0;
}
int32_t Rtcm::set_DF076(const Gps_Ephemeris& gps_eph)
{
uint32_t week_number = static_cast<uint32_t>(gps_eph.i_GPS_week);
DF076 = std::bitset<10>(week_number);
return 0;
}
int32_t Rtcm::set_DF077(const Gps_Ephemeris& gps_eph)
{
uint16_t ura = static_cast<uint16_t>(gps_eph.i_SV_accuracy);
DF077 = std::bitset<4>(ura);
return 0;
}
int32_t Rtcm::set_DF078(const Gps_Ephemeris& gps_eph)
{
uint16_t code_on_L2 = static_cast<uint16_t>(gps_eph.i_code_on_L2);
DF078 = std::bitset<2>(code_on_L2);
return 0;
}
int32_t Rtcm::set_DF079(const Gps_Ephemeris& gps_eph)
{
uint32_t idot = static_cast<uint32_t>(std::round(gps_eph.d_IDOT / I_DOT_LSB));
DF079 = std::bitset<14>(idot);
return 0;
}
int32_t Rtcm::set_DF080(const Gps_Ephemeris& gps_eph)
{
uint16_t iode = static_cast<uint16_t>(gps_eph.d_IODE_SF2);
DF080 = std::bitset<8>(iode);
return 0;
}
int32_t Rtcm::set_DF081(const Gps_Ephemeris& gps_eph)
{
uint32_t toc = static_cast<uint32_t>(std::round(gps_eph.d_Toc / T_OC_LSB));
DF081 = std::bitset<16>(toc);
return 0;
}
int32_t Rtcm::set_DF082(const Gps_Ephemeris& gps_eph)
{
int16_t af2 = static_cast<int16_t>(std::round(gps_eph.d_A_f2 / A_F2_LSB));
DF082 = std::bitset<8>(af2);
return 0;
}
int32_t Rtcm::set_DF083(const Gps_Ephemeris& gps_eph)
{
int32_t af1 = static_cast<int32_t>(std::round(gps_eph.d_A_f1 / A_F1_LSB));
DF083 = std::bitset<16>(af1);
return 0;
}
int32_t Rtcm::set_DF084(const Gps_Ephemeris& gps_eph)
{
int64_t af0 = static_cast<int64_t>(std::round(gps_eph.d_A_f0 / A_F0_LSB));
DF084 = std::bitset<22>(af0);
return 0;
}
int32_t Rtcm::set_DF085(const Gps_Ephemeris& gps_eph)
{
uint32_t iodc = static_cast<uint32_t>(gps_eph.d_IODC);
DF085 = std::bitset<10>(iodc);
return 0;
}
int32_t Rtcm::set_DF086(const Gps_Ephemeris& gps_eph)
{
int32_t crs = static_cast<int32_t>(std::round(gps_eph.d_Crs / C_RS_LSB));
DF086 = std::bitset<16>(crs);
return 0;
}
int32_t Rtcm::set_DF087(const Gps_Ephemeris& gps_eph)
{
int32_t delta_n = static_cast<int32_t>(std::round(gps_eph.d_Delta_n / DELTA_N_LSB));
DF087 = std::bitset<16>(delta_n);
return 0;
}
int32_t Rtcm::set_DF088(const Gps_Ephemeris& gps_eph)
{
int64_t m0 = static_cast<int64_t>(std::round(gps_eph.d_M_0 / M_0_LSB));
DF088 = std::bitset<32>(m0);
return 0;
}
int32_t Rtcm::set_DF089(const Gps_Ephemeris& gps_eph)
{
int32_t cuc = static_cast<int32_t>(std::round(gps_eph.d_Cuc / C_UC_LSB));
DF089 = std::bitset<16>(cuc);
return 0;
}
int32_t Rtcm::set_DF090(const Gps_Ephemeris& gps_eph)
{
uint64_t ecc = static_cast<uint64_t>(std::round(gps_eph.d_e_eccentricity / E_LSB));
DF090 = std::bitset<32>(ecc);
return 0;
}
int32_t Rtcm::set_DF091(const Gps_Ephemeris& gps_eph)
{
int32_t cus = static_cast<int32_t>(std::round(gps_eph.d_Cus / C_US_LSB));
DF091 = std::bitset<16>(cus);
return 0;
}
int32_t Rtcm::set_DF092(const Gps_Ephemeris& gps_eph)
{
uint64_t sqr_a = static_cast<uint64_t>(std::round(gps_eph.d_sqrt_A / SQRT_A_LSB));
DF092 = std::bitset<32>(sqr_a);
return 0;
}
int32_t Rtcm::set_DF093(const Gps_Ephemeris& gps_eph)
{
uint32_t toe = static_cast<uint32_t>(std::round(gps_eph.d_Toe / T_OE_LSB));
DF093 = std::bitset<16>(toe);
return 0;
}
int32_t Rtcm::set_DF094(const Gps_Ephemeris& gps_eph)
{
int32_t cic = static_cast<int32_t>(std::round(gps_eph.d_Cic / C_IC_LSB));
DF094 = std::bitset<16>(cic);
return 0;
}
int32_t Rtcm::set_DF095(const Gps_Ephemeris& gps_eph)
{
int64_t Omega0 = static_cast<int64_t>(std::round(gps_eph.d_OMEGA0 / OMEGA_0_LSB));
DF095 = std::bitset<32>(Omega0);
return 0;
}
int32_t Rtcm::set_DF096(const Gps_Ephemeris& gps_eph)
{
int32_t cis = static_cast<int32_t>(std::round(gps_eph.d_Cis / C_IS_LSB));
DF096 = std::bitset<16>(cis);
return 0;
}
int32_t Rtcm::set_DF097(const Gps_Ephemeris& gps_eph)
{
int64_t i0 = static_cast<int64_t>(std::round(gps_eph.d_i_0 / I_0_LSB));
DF097 = std::bitset<32>(i0);
return 0;
}
int32_t Rtcm::set_DF098(const Gps_Ephemeris& gps_eph)
{
int32_t crc = static_cast<int32_t>(std::round(gps_eph.d_Crc / C_RC_LSB));
DF098 = std::bitset<16>(crc);
return 0;
}
int32_t Rtcm::set_DF099(const Gps_Ephemeris& gps_eph)
{
int64_t omega = static_cast<int64_t>(std::round(gps_eph.d_OMEGA / OMEGA_LSB));
DF099 = std::bitset<32>(omega);
return 0;
}
int32_t Rtcm::set_DF100(const Gps_Ephemeris& gps_eph)
{
int64_t omegadot = static_cast<int64_t>(std::round(gps_eph.d_OMEGA_DOT / OMEGA_DOT_LSB));
DF100 = std::bitset<24>(omegadot);
return 0;
}
int32_t Rtcm::set_DF101(const Gps_Ephemeris& gps_eph)
{
int16_t tgd = static_cast<int16_t>(std::round(gps_eph.d_TGD / T_GD_LSB));
DF101 = std::bitset<8>(tgd);
return 0;
}
int32_t Rtcm::set_DF102(const Gps_Ephemeris& gps_eph)
{
uint16_t sv_heath = static_cast<uint16_t>(gps_eph.i_SV_health);
DF102 = std::bitset<6>(sv_heath);
return 0;
}
int32_t Rtcm::set_DF103(const Gps_Ephemeris& gps_eph)
{
DF103 = std::bitset<1>(gps_eph.b_L2_P_data_flag);
return 0;
}
int32_t Rtcm::set_DF104(uint32_t glonass_gnav_alm_health)
{
DF104 = std::bitset<1>(glonass_gnav_alm_health);
return 0;
}
int32_t Rtcm::set_DF105(uint32_t glonass_gnav_alm_health_ind)
{
DF105 = std::bitset<1>(glonass_gnav_alm_health_ind);
return 0;
}
int32_t Rtcm::set_DF106(const Glonass_Gnav_Ephemeris& glonass_gnav_eph)
{
// Convert the value from (15, 30, 45, 60) to (00, 01, 10, 11)
uint32_t P_1 = static_cast<uint32_t>(std::round(glonass_gnav_eph.d_P_1 / 15.0 - 1.0));
DF106 = std::bitset<2>(P_1);
return 0;
}
int32_t Rtcm::set_DF107(const Glonass_Gnav_Ephemeris& glonass_gnav_eph)
{
uint32_t hrs = 0;
uint32_t min = 0;
uint32_t sec = 0;
uint32_t tk = 0;
tk = static_cast<int32_t>(glonass_gnav_eph.d_t_k);
hrs = tk / 3600;
min = (tk - hrs * 3600) / 60;
sec = (tk - hrs * 3600 - min * 60) / 60;
std::string _hrs = std::bitset<5>(hrs).to_string(); // string conversion
std::string _min = std::bitset<6>(min).to_string(); // string conversion
std::string _sec = std::bitset<1>(sec).to_string(); // string conversion
// Set hrs, min, sec in designed bit positions
DF107 = std::bitset<12>(_hrs + _min + _sec);
return 0;
}
int32_t Rtcm::set_DF108(const Glonass_Gnav_Ephemeris& glonass_gnav_eph)
{
DF108 = std::bitset<1>(glonass_gnav_eph.d_B_n);
return 0;
}
int32_t Rtcm::set_DF109(const Glonass_Gnav_Ephemeris& glonass_gnav_eph)
{
DF109 = std::bitset<1>(glonass_gnav_eph.d_P_2);
return 0;
}
int32_t Rtcm::set_DF110(const Glonass_Gnav_Ephemeris& glonass_gnav_eph)
{
uint32_t t_b = static_cast<uint32_t>(std::round(glonass_gnav_eph.d_t_b / (15 * 60)));
DF110 = std::bitset<7>(t_b);
return 0;
}
int32_t Rtcm::set_DF111(const Glonass_Gnav_Ephemeris& glonass_gnav_eph)
{
int32_t VXn_mag = static_cast<int32_t>(std::round(fabs(glonass_gnav_eph.d_VXn / TWO_N20)));
uint32_t VXn_sgn = glo_sgn(glonass_gnav_eph.d_VXn);
DF111 = std::bitset<24>(VXn_mag);
DF111.set(23, VXn_sgn);
return 0;
}
int32_t Rtcm::set_DF112(const Glonass_Gnav_Ephemeris& glonass_gnav_eph)
{
int32_t Xn_mag = static_cast<int32_t>(std::round(fabs(glonass_gnav_eph.d_Xn / TWO_N11)));
uint32_t Xn_sgn = glo_sgn(glonass_gnav_eph.d_Xn);
DF112 = std::bitset<27>(Xn_mag);
DF112.set(26, Xn_sgn);
return 0;
}
int32_t Rtcm::set_DF113(const Glonass_Gnav_Ephemeris& glonass_gnav_eph)
{
int32_t AXn_mag = static_cast<int32_t>(std::round(fabs(glonass_gnav_eph.d_AXn / TWO_N30)));
uint32_t AXn_sgn = glo_sgn(glonass_gnav_eph.d_AXn);
DF113 = std::bitset<5>(AXn_mag);
DF113.set(4, AXn_sgn);
return 0;
}
int32_t Rtcm::set_DF114(const Glonass_Gnav_Ephemeris& glonass_gnav_eph)
{
int32_t VYn_mag = static_cast<int32_t>(std::round(fabs(glonass_gnav_eph.d_VYn / TWO_N20)));
uint32_t VYn_sgn = glo_sgn(glonass_gnav_eph.d_VYn);
DF114 = std::bitset<24>(VYn_mag);
DF114.set(23, VYn_sgn);
return 0;
}
int32_t Rtcm::set_DF115(const Glonass_Gnav_Ephemeris& glonass_gnav_eph)
{
int32_t Yn_mag = static_cast<int32_t>(std::round(fabs(glonass_gnav_eph.d_Yn / TWO_N11)));
uint32_t Yn_sgn = glo_sgn(glonass_gnav_eph.d_Yn);
DF115 = std::bitset<27>(Yn_mag);
DF115.set(26, Yn_sgn);
return 0;
}
int32_t Rtcm::set_DF116(const Glonass_Gnav_Ephemeris& glonass_gnav_eph)
{
int32_t AYn_mag = static_cast<int32_t>(std::round(fabs(glonass_gnav_eph.d_AYn / TWO_N30)));
uint32_t AYn_sgn = glo_sgn(glonass_gnav_eph.d_AYn);
DF116 = std::bitset<5>(AYn_mag);
DF116.set(4, AYn_sgn);
return 0;
}
int32_t Rtcm::set_DF117(const Glonass_Gnav_Ephemeris& glonass_gnav_eph)
{
int32_t VZn_mag = static_cast<int32_t>(std::round(fabs(glonass_gnav_eph.d_VZn / TWO_N20)));
uint32_t VZn_sgn = glo_sgn(glonass_gnav_eph.d_VZn);
DF117 = std::bitset<24>(VZn_mag);
DF117.set(23, VZn_sgn);
return 0;
}
int32_t Rtcm::set_DF118(const Glonass_Gnav_Ephemeris& glonass_gnav_eph)
{
int32_t Zn_mag = static_cast<int32_t>(std::round(fabs(glonass_gnav_eph.d_Zn / TWO_N11)));
uint32_t Zn_sgn = glo_sgn(glonass_gnav_eph.d_Zn);
DF118 = std::bitset<27>(Zn_mag);
DF118.set(26, Zn_sgn);
return 0;
}
int32_t Rtcm::set_DF119(const Glonass_Gnav_Ephemeris& glonass_gnav_eph)
{
int32_t AZn_mag = static_cast<int32_t>(std::round(fabs(glonass_gnav_eph.d_AZn / TWO_N30)));
uint32_t AZn_sgn = glo_sgn(glonass_gnav_eph.d_AZn);
DF119 = std::bitset<5>(AZn_mag);
DF119.set(4, AZn_sgn);
return 0;
}
int32_t Rtcm::set_DF120(const Glonass_Gnav_Ephemeris& glonass_gnav_eph)
{
uint32_t P3 = static_cast<int32_t>(std::round(glonass_gnav_eph.d_P_3));
DF120 = std::bitset<1>(P3);
return 0;
}
int32_t Rtcm::set_DF121(const Glonass_Gnav_Ephemeris& glonass_gnav_eph)
{
int32_t gamma_mag = static_cast<int32_t>(std::round(fabs(glonass_gnav_eph.d_gamma_n / TWO_N40)));
uint32_t gamma_sgn = glo_sgn(glonass_gnav_eph.d_gamma_n);
DF121 = std::bitset<11>(gamma_mag);
DF121.set(10, gamma_sgn);
return 0;
}
int32_t Rtcm::set_DF122(const Glonass_Gnav_Ephemeris& glonass_gnav_eph)
{
uint32_t P = static_cast<uint32_t>(std::round(glonass_gnav_eph.d_P));
DF122 = std::bitset<2>(P);
return 0;
}
int32_t Rtcm::set_DF123(const Glonass_Gnav_Ephemeris& glonass_gnav_eph)
{
uint32_t ln = static_cast<uint32_t>((glonass_gnav_eph.d_l3rd_n));
DF123 = std::bitset<1>(ln);
return 0;
}
int32_t Rtcm::set_DF124(const Glonass_Gnav_Ephemeris& glonass_gnav_eph)
{
int32_t tau_mag = static_cast<int32_t>(std::round(fabs(glonass_gnav_eph.d_tau_n / TWO_N30)));
uint32_t tau_sgn = glo_sgn(glonass_gnav_eph.d_tau_n);
DF124 = std::bitset<22>(tau_mag);
DF124.set(21, tau_sgn);
return 0;
}
int32_t Rtcm::set_DF125(const Glonass_Gnav_Ephemeris& glonass_gnav_eph)
{
int32_t delta_tau_mag = static_cast<int32_t>(std::round(fabs(glonass_gnav_eph.d_Delta_tau_n / TWO_N30)));
uint32_t delta_tau_sgn = glo_sgn(glonass_gnav_eph.d_Delta_tau_n);
DF125 = std::bitset<5>(delta_tau_mag);
DF125.set(4, delta_tau_sgn);
return 0;
}
int32_t Rtcm::set_DF126(const Glonass_Gnav_Ephemeris& glonass_gnav_eph)
{
uint32_t ecc = static_cast<uint32_t>(std::round(glonass_gnav_eph.d_E_n));
DF126 = std::bitset<5>(ecc);
return 0;
}
int32_t Rtcm::set_DF127(const Glonass_Gnav_Ephemeris& glonass_gnav_eph)
{
uint32_t P4 = static_cast<uint32_t>(std::round(glonass_gnav_eph.d_P_4));
DF127 = std::bitset<1>(P4);
return 0;
}
int32_t Rtcm::set_DF128(const Glonass_Gnav_Ephemeris& glonass_gnav_eph)
{
uint32_t F_t = static_cast<uint32_t>(std::round(glonass_gnav_eph.d_F_T));
DF128 = std::bitset<4>(F_t);
return 0;
}
int32_t Rtcm::set_DF129(const Glonass_Gnav_Ephemeris& glonass_gnav_eph)
{
uint32_t N_t = static_cast<uint32_t>(std::round(glonass_gnav_eph.d_N_T));
DF129 = std::bitset<11>(N_t);
return 0;
}
int32_t Rtcm::set_DF130(const Glonass_Gnav_Ephemeris& glonass_gnav_eph)
{
uint32_t M = static_cast<uint32_t>(std::round(glonass_gnav_eph.d_M));
DF130 = std::bitset<2>(M);
return 0;
}
int32_t Rtcm::set_DF131(uint32_t fifth_str_additional_data_ind)
{
uint32_t fith_str_data = static_cast<uint32_t>(fifth_str_additional_data_ind);
DF131 = std::bitset<1>(fith_str_data);
return 0;
}
int32_t Rtcm::set_DF132(const Glonass_Gnav_Utc_Model& glonass_gnav_utc_model)
{
uint32_t N_A = static_cast<uint32_t>(std::round(glonass_gnav_utc_model.d_N_A));
DF132 = std::bitset<11>(N_A);
return 0;
}
int32_t Rtcm::set_DF133(const Glonass_Gnav_Utc_Model& glonass_gnav_utc_model)
{
int32_t tau_c = static_cast<int32_t>(std::round(glonass_gnav_utc_model.d_tau_c / TWO_N31));
DF133 = std::bitset<32>(tau_c);
return 0;
}
int32_t Rtcm::set_DF134(const Glonass_Gnav_Utc_Model& glonass_gnav_utc_model)
{
uint32_t N_4 = static_cast<uint32_t>(std::round(glonass_gnav_utc_model.d_N_4));
DF134 = std::bitset<5>(N_4);
return 0;
}
int32_t Rtcm::set_DF135(const Glonass_Gnav_Utc_Model& glonass_gnav_utc_model)
{
int32_t tau_gps = static_cast<int32_t>(std::round(glonass_gnav_utc_model.d_tau_gps) / TWO_N30);
DF135 = std::bitset<22>(tau_gps);
return 0;
}
int32_t Rtcm::set_DF136(const Glonass_Gnav_Ephemeris& glonass_gnav_eph)
{
uint32_t l_n = static_cast<uint32_t>(std::round(glonass_gnav_eph.d_l5th_n));
DF136 = std::bitset<1>(l_n);
return 0;
}
int32_t Rtcm::set_DF137(const Gps_Ephemeris& gps_eph)
{
DF137 = std::bitset<1>(gps_eph.b_fit_interval_flag);
return 0;
}
int32_t Rtcm::set_DF248(double obs_time)
{
// TOW in milliseconds from the beginning of the Galileo week, measured in Galileo time
uint64_t tow = static_cast<uint64_t>(std::round(obs_time * 1000));
if (tow > 604799999)
{
LOG(WARNING) << "To large TOW! Set to the last millisecond of the week";
tow = 604799999;
}
DF248 = std::bitset<30>(tow);
return 0;
}
int32_t Rtcm::set_DF252(const Galileo_Ephemeris& gal_eph)
{
uint32_t prn_ = gal_eph.i_satellite_PRN;
if (prn_ > 63)
{
LOG(WARNING) << "Galileo satellite ID must be between 0 and 63, but PRN " << prn_ << " was found";
}
DF252 = std::bitset<6>(prn_);
return 0;
}
int32_t Rtcm::set_DF289(const Galileo_Ephemeris& gal_eph)
{
uint32_t galileo_week_number = static_cast<uint32_t>(gal_eph.WN_5);
if (galileo_week_number > 4095)
{
LOG(WARNING) << "Error decoding Galileo week number (it has a 4096 roll-off, but " << galileo_week_number << " was detected)";
}
DF289 = std::bitset<12>(galileo_week_number);
return 0;
}
int32_t Rtcm::set_DF290(const Galileo_Ephemeris& gal_eph)
{
uint32_t iod_nav = static_cast<uint32_t>(gal_eph.IOD_nav_1);
if (iod_nav > 1023)
{
LOG(WARNING) << "Error decoding Galileo IODnav (it has a max of 1023, but " << iod_nav << " was detected)";
}
DF290 = std::bitset<10>(iod_nav);
return 0;
}
int32_t Rtcm::set_DF291(const Galileo_Ephemeris& gal_eph)
{
uint16_t SISA = static_cast<uint16_t>(gal_eph.SISA_3);
//SISA = 0; // SIS Accuracy, data content definition not given in Galileo OS SIS ICD, Issue 1.1, Sept 2010
DF291 = std::bitset<8>(SISA);
return 0;
}
int32_t Rtcm::set_DF292(const Galileo_Ephemeris& gal_eph)
{
int32_t idot = static_cast<int32_t>(std::round(gal_eph.iDot_2 / FNAV_idot_2_LSB));
DF292 = std::bitset<14>(idot);
return 0;
}
int32_t Rtcm::set_DF293(const Galileo_Ephemeris& gal_eph)
{
uint32_t toc = static_cast<uint32_t>(gal_eph.t0c_4);
if (toc > 604740)
{
LOG(WARNING) << "Error decoding Galileo ephemeris time (max of 604740, but " << toc << " was detected)";
}
DF293 = std::bitset<14>(toc);
return 0;
}
int32_t Rtcm::set_DF294(const Galileo_Ephemeris& gal_eph)
{
int16_t af2 = static_cast<int16_t>(std::round(gal_eph.af2_4 / FNAV_af2_1_LSB));
DF294 = std::bitset<6>(af2);
return 0;
}
int32_t Rtcm::set_DF295(const Galileo_Ephemeris& gal_eph)
{
int64_t af1 = static_cast<int64_t>(std::round(gal_eph.af1_4 / FNAV_af1_1_LSB));
DF295 = std::bitset<21>(af1);
return 0;
}
int32_t Rtcm::set_DF296(const Galileo_Ephemeris& gal_eph)
{
int64_t af0 = static_cast<uint32_t>(std::round(gal_eph.af0_4 / FNAV_af0_1_LSB));
DF296 = std::bitset<31>(af0);
return 0;
}
int32_t Rtcm::set_DF297(const Galileo_Ephemeris& gal_eph)
{
int32_t crs = static_cast<int32_t>(std::round(gal_eph.C_rs_3 / FNAV_Crs_3_LSB));
DF297 = std::bitset<16>(crs);
return 0;
}
int32_t Rtcm::set_DF298(const Galileo_Ephemeris& gal_eph)
{
int32_t delta_n = static_cast<int32_t>(std::round(gal_eph.delta_n_3 / FNAV_deltan_3_LSB));
DF298 = std::bitset<16>(delta_n);
return 0;
}
int32_t Rtcm::set_DF299(const Galileo_Ephemeris& gal_eph)
{
int64_t m0 = static_cast<int64_t>(std::round(gal_eph.M0_1 / FNAV_M0_2_LSB));
DF299 = std::bitset<32>(m0);
return 0;
}
int32_t Rtcm::set_DF300(const Galileo_Ephemeris& gal_eph)
{
int32_t cuc = static_cast<uint32_t>(std::round(gal_eph.C_uc_3 / FNAV_Cuc_3_LSB));
DF300 = std::bitset<16>(cuc);
return 0;
}
int32_t Rtcm::set_DF301(const Galileo_Ephemeris& gal_eph)
{
uint64_t ecc = static_cast<uint64_t>(std::round(gal_eph.e_1 / FNAV_e_2_LSB));
DF301 = std::bitset<32>(ecc);
return 0;
}
int32_t Rtcm::set_DF302(const Galileo_Ephemeris& gal_eph)
{
int32_t cus = static_cast<int32_t>(std::round(gal_eph.C_us_3 / FNAV_Cus_3_LSB));
DF302 = std::bitset<16>(cus);
return 0;
}
int32_t Rtcm::set_DF303(const Galileo_Ephemeris& gal_eph)
{
uint64_t sqr_a = static_cast<uint64_t>(std::round(gal_eph.A_1 / FNAV_a12_2_LSB));
DF303 = std::bitset<32>(sqr_a);
return 0;
}
int32_t Rtcm::set_DF304(const Galileo_Ephemeris& gal_eph)
{
uint32_t toe = static_cast<uint32_t>(std::round(gal_eph.t0e_1 / FNAV_t0e_3_LSB));
DF304 = std::bitset<14>(toe);
return 0;
}
int32_t Rtcm::set_DF305(const Galileo_Ephemeris& gal_eph)
{
int32_t cic = static_cast<int32_t>(std::round(gal_eph.C_ic_4 / FNAV_Cic_4_LSB));
DF305 = std::bitset<16>(cic);
return 0;
}
int32_t Rtcm::set_DF306(const Galileo_Ephemeris& gal_eph)
{
int64_t Omega0 = static_cast<int64_t>(std::round(gal_eph.OMEGA_0_2 / FNAV_omega0_2_LSB));
DF306 = std::bitset<32>(Omega0);
return 0;
}
int32_t Rtcm::set_DF307(const Galileo_Ephemeris& gal_eph)
{
int32_t cis = static_cast<int32_t>(std::round(gal_eph.C_is_4 / FNAV_Cis_4_LSB));
DF307 = std::bitset<16>(cis);
return 0;
}
int32_t Rtcm::set_DF308(const Galileo_Ephemeris& gal_eph)
{
int64_t i0 = static_cast<int64_t>(std::round(gal_eph.i_0_2 / FNAV_i0_3_LSB));
DF308 = std::bitset<32>(i0);
return 0;
}
int32_t Rtcm::set_DF309(const Galileo_Ephemeris& gal_eph)
{
int32_t crc = static_cast<uint32_t>(std::round(gal_eph.C_rc_3 / FNAV_Crc_3_LSB));
DF309 = std::bitset<16>(crc);
return 0;
}
int32_t Rtcm::set_DF310(const Galileo_Ephemeris& gal_eph)
{
int32_t omega = static_cast<int32_t>(std::round(gal_eph.omega_2 / FNAV_omega0_2_LSB));
DF310 = std::bitset<32>(omega);
return 0;
}
int32_t Rtcm::set_DF311(const Galileo_Ephemeris& gal_eph)
{
int64_t Omegadot = static_cast<int64_t>(std::round(gal_eph.OMEGA_dot_3 / FNAV_omegadot_2_LSB));
DF311 = std::bitset<24>(Omegadot);
return 0;
}
int32_t Rtcm::set_DF312(const Galileo_Ephemeris& gal_eph)
{
int32_t bdg_E1_E5a = static_cast<int32_t>(std::round(gal_eph.BGD_E1E5a_5 / FNAV_BGD_1_LSB));
DF312 = std::bitset<10>(bdg_E1_E5a);
return 0;
}
int32_t Rtcm::set_DF313(const Galileo_Ephemeris& gal_eph)
{
uint32_t bdg_E5b_E1 = static_cast<uint32_t>(std::round(gal_eph.BGD_E1E5b_5));
//bdg_E5b_E1 = 0; //reserved
DF313 = std::bitset<10>(bdg_E5b_E1);
return 0;
}
int32_t Rtcm::set_DF314(const Galileo_Ephemeris& gal_eph)
{
DF314 = std::bitset<2>(gal_eph.E5a_HS);
return 0;
}
int32_t Rtcm::set_DF315(const Galileo_Ephemeris& gal_eph)
{
DF315 = std::bitset<1>(gal_eph.E5a_DVS);
return 0;
}
int32_t Rtcm::set_DF393(bool more_messages)
{
DF393 = std::bitset<1>(more_messages);
return 0;
}
int32_t Rtcm::set_DF394(const std::map<int32_t, Gnss_Synchro>& gnss_synchro)
{
DF394.reset();
std::map<int32_t, Gnss_Synchro>::const_iterator gnss_synchro_iter;
uint32_t mask_position;
for (gnss_synchro_iter = gnss_synchro.cbegin();
gnss_synchro_iter != gnss_synchro.cend();
gnss_synchro_iter++)
{
mask_position = 64 - gnss_synchro_iter->second.PRN;
DF394.set(mask_position, true);
}
return 0;
}
int32_t Rtcm::set_DF395(const std::map<int32_t, Gnss_Synchro>& gnss_synchro)
{
DF395.reset();
if (gnss_synchro.size() == 0)
{
return 1;
}
std::map<int32_t, Gnss_Synchro>::const_iterator gnss_synchro_iter;
std::string sig;
uint32_t mask_position;
for (gnss_synchro_iter = gnss_synchro.cbegin();
gnss_synchro_iter != gnss_synchro.cend();
gnss_synchro_iter++)
{
std::string sig_(gnss_synchro_iter->second.Signal);
sig = sig_.substr(0, 2);
std::string sys(&gnss_synchro_iter->second.System, 1);
if ((sig.compare("1C") == 0) && (sys.compare("G") == 0))
{
mask_position = 32 - 2;
DF395.set(mask_position, true);
}
if ((sig.compare("2S") == 0) && (sys.compare("G") == 0))
{
mask_position = 32 - 15;
DF395.set(mask_position, true);
}
if ((sig.compare("5X") == 0) && (sys.compare("G") == 0))
{
mask_position = 32 - 24;
DF395.set(mask_position, true);
}
if ((sig.compare("1B") == 0) && (sys.compare("E") == 0))
{
mask_position = 32 - 4;
DF395.set(mask_position, true);
}
if ((sig.compare("5X") == 0) && (sys.compare("E") == 0))
{
mask_position = 32 - 24;
DF395.set(mask_position, true);
}
if ((sig.compare("7X") == 0) && (sys.compare("E") == 0))
{
mask_position = 32 - 16;
DF395.set(mask_position, true);
}
if ((sig.compare("1C") == 0) && (sys.compare("R") == 0))
{
mask_position = 32 - 2;
DF395.set(mask_position, true);
}
if ((sig.compare("2C") == 0) && (sys.compare("R") == 0))
{
mask_position = 32 - 8;
DF395.set(mask_position, true);
}
}
return 0;
}
std::string Rtcm::set_DF396(const std::map<int32_t, Gnss_Synchro>& observables)
{
std::string DF396;
std::map<int32_t, Gnss_Synchro>::const_iterator observables_iter;
Rtcm::set_DF394(observables);
Rtcm::set_DF395(observables);
uint32_t num_signals = DF395.count();
uint32_t num_satellites = DF394.count();
if ((num_signals == 0) || (num_satellites == 0))
{
std::string s("");
return s;
}
std::vector<std::vector<bool> > matrix(num_signals, std::vector<bool>());
std::string sig;
std::vector<uint32_t> list_of_sats;
std::vector<int> list_of_signals;
for (observables_iter = observables.cbegin();
observables_iter != observables.cend();
observables_iter++)
{
list_of_sats.push_back(observables_iter->second.PRN);
std::string sig_(observables_iter->second.Signal);
sig = sig_.substr(0, 2);
std::string sys(&observables_iter->second.System, 1);
if ((sig.compare("1C") == 0) && (sys.compare("G") == 0))
{
list_of_signals.push_back(32 - 2);
}
if ((sig.compare("2S") == 0) && (sys.compare("G") == 0))
{
list_of_signals.push_back(32 - 15);
}
if ((sig.compare("5X") == 0) && (sys.compare("G") == 0))
{
list_of_signals.push_back(32 - 24);
}
if ((sig.compare("1B") == 0) && (sys.compare("E") == 0))
{
list_of_signals.push_back(32 - 4);
}
if ((sig.compare("5X") == 0) && (sys.compare("E") == 0))
{
list_of_signals.push_back(32 - 24);
}
if ((sig.compare("7X") == 0) && (sys.compare("E") == 0))
{
list_of_signals.push_back(32 - 16);
}
}
std::sort(list_of_sats.begin(), list_of_sats.end());
list_of_sats.erase(std::unique(list_of_sats.begin(), list_of_sats.end()), list_of_sats.end());
std::sort(list_of_signals.begin(), list_of_signals.end());
std::reverse(list_of_signals.begin(), list_of_signals.end());
list_of_signals.erase(std::unique(list_of_signals.begin(), list_of_signals.end()), list_of_signals.end());
// fill the matrix
bool value;
for (uint32_t row = 0; row < num_signals; row++)
{
for (uint32_t sat = 0; sat < num_satellites; sat++)
{
value = false;
for (observables_iter = observables.cbegin();
observables_iter != observables.cend();
observables_iter++)
{
std::string sig_(observables_iter->second.Signal);
sig = sig_.substr(0, 2);
std::string sys(&observables_iter->second.System, 1);
if ((sig.compare("1C") == 0) && (sys.compare("G") == 0) && (list_of_signals.at(row) == 32 - 2) && (observables_iter->second.PRN == list_of_sats.at(sat)))
{
value = true;
}
if ((sig.compare("2S") == 0) && (sys.compare("G") == 0) && (list_of_signals.at(row) == 32 - 15) && (observables_iter->second.PRN == list_of_sats.at(sat)))
{
value = true;
}
if ((sig.compare("5X") == 0) && (sys.compare("G") == 0) && (list_of_signals.at(row) == 32 - 24) && (observables_iter->second.PRN == list_of_sats.at(sat)))
{
value = true;
}
if ((sig.compare("1B") == 0) && (sys.compare("E") == 0) && (list_of_signals.at(row) == 32 - 4) && (observables_iter->second.PRN == list_of_sats.at(sat)))
{
value = true;
}
if ((sig.compare("5X") == 0) && (sys.compare("E") == 0) && (list_of_signals.at(row) == 32 - 24) && (observables_iter->second.PRN == list_of_sats.at(sat)))
{
value = true;
}
if ((sig.compare("7X") == 0) && (sys.compare("E") == 0) && (list_of_signals.at(row) == 32 - 16) && (observables_iter->second.PRN == list_of_sats.at(sat)))
{
value = true;
}
}
matrix[row].push_back(value);
}
}
// write the matrix column-wise
DF396.clear();
for (uint32_t col = 0; col < num_satellites; col++)
{
for (uint32_t row = 0; row < num_signals; row++)
{
std::string ss;
if (matrix[row].at(col))
{
ss = "1";
}
else
{
ss = "0";
}
DF396 += ss;
}
}
return DF396;
}
int32_t Rtcm::set_DF397(const Gnss_Synchro& gnss_synchro)
{
double meters_to_miliseconds = GPS_C_m_s * 0.001;
double rough_range_s = std::round(gnss_synchro.Pseudorange_m / meters_to_miliseconds / TWO_N10) * meters_to_miliseconds * TWO_N10;
uint32_t int_ms = 0;
if (rough_range_s == 0.0)
{
int_ms = 255;
}
else if ((rough_range_s < 0.0) || (rough_range_s > meters_to_miliseconds * 255.0))
{
int_ms = 255;
}
else
{
int_ms = static_cast<uint32_t>(std::floor(rough_range_s / meters_to_miliseconds / TWO_N10) + 0.5) >> 10;
}
DF397 = std::bitset<8>(int_ms);
return 0;
}
int32_t Rtcm::set_DF398(const Gnss_Synchro& gnss_synchro)
{
double meters_to_miliseconds = GPS_C_m_s * 0.001;
double rough_range_m = std::round(gnss_synchro.Pseudorange_m / meters_to_miliseconds / TWO_N10) * meters_to_miliseconds * TWO_N10;
uint32_t rr_mod_ms;
if ((rough_range_m <= 0.0) || (rough_range_m > meters_to_miliseconds * 255.0))
{
rr_mod_ms = 0;
}
else
{
rr_mod_ms = static_cast<uint32_t>(std::floor(rough_range_m / meters_to_miliseconds / TWO_N10) + 0.5) & 0x3FFu;
}
DF398 = std::bitset<10>(rr_mod_ms);
return 0;
}
int32_t Rtcm::set_DF399(const Gnss_Synchro& gnss_synchro)
{
double lambda = 0.0;
std::string sig_(gnss_synchro.Signal);
std::string sig = sig_.substr(0, 2);
if (sig.compare("1C") == 0)
{
lambda = GPS_C_m_s / GPS_L1_FREQ_HZ;
}
if (sig.compare("2S") == 0)
{
lambda = GPS_C_m_s / GPS_L2_FREQ_HZ;
}
if (sig.compare("5X") == 0)
{
lambda = GPS_C_m_s / Galileo_E5a_FREQ_HZ;
}
if (sig.compare("1B") == 0)
{
lambda = GPS_C_m_s / Galileo_E1_FREQ_HZ;
}
if (sig.compare("7X") == 0)
{
lambda = GPS_C_m_s / 1.207140e9; // Galileo_E1b_FREQ_HZ;
}
double rough_phase_range_rate_ms = std::round(-gnss_synchro.Carrier_Doppler_hz * lambda);
if (rough_phase_range_rate_ms < -8191) rough_phase_range_rate_ms = -8192;
if (rough_phase_range_rate_ms > 8191) rough_phase_range_rate_ms = -8192;
DF399 = std::bitset<14>(static_cast<int32_t>(rough_phase_range_rate_ms));
return 0;
}
int32_t Rtcm::set_DF400(const Gnss_Synchro& gnss_synchro)
{
double meters_to_miliseconds = GPS_C_m_s * 0.001;
double rough_range_m = std::round(gnss_synchro.Pseudorange_m / meters_to_miliseconds / TWO_N10) * meters_to_miliseconds * TWO_N10;
double psrng_s;
int32_t fine_pseudorange;
psrng_s = gnss_synchro.Pseudorange_m - rough_range_m;
if (psrng_s == 0)
{
fine_pseudorange = -16384;
}
else if (std::fabs(psrng_s) > 292.7)
{
fine_pseudorange = -16384; // 4000h: invalid value
}
else
{
fine_pseudorange = static_cast<int32_t>(std::round(psrng_s / meters_to_miliseconds / TWO_N24));
}
DF400 = std::bitset<15>(fine_pseudorange);
return 0;
}
int32_t Rtcm::set_DF401(const Gnss_Synchro& gnss_synchro)
{
double meters_to_miliseconds = GPS_C_m_s * 0.001;
double rough_range_m = std::round(gnss_synchro.Pseudorange_m / meters_to_miliseconds / TWO_N10) * meters_to_miliseconds * TWO_N10;
double phrng_m;
int64_t fine_phaserange;
double lambda = 0.0;
std::string sig_(gnss_synchro.Signal);
std::string sig = sig_.substr(0, 2);
std::string sys(&gnss_synchro.System, 1);
if ((sig.compare("1C") == 0) && (sys.compare("G") == 0))
{
lambda = GPS_C_m_s / GPS_L1_FREQ_HZ;
}
if ((sig.compare("2S")) == 0 && (sys.compare("G") == 0))
{
lambda = GPS_C_m_s / GPS_L2_FREQ_HZ;
}
if ((sig.compare("5X")) == 0 && (sys.compare("E") == 0))
{
lambda = GPS_C_m_s / Galileo_E5a_FREQ_HZ;
}
if ((sig.compare("1B")) == 0 && (sys.compare("E") == 0))
{
lambda = GPS_C_m_s / Galileo_E1_FREQ_HZ;
}
if ((sig.compare("7X")) == 0 && (sys.compare("E") == 0))
{
lambda = GPS_C_m_s / 1.207140e9; // Galileo_E1b_FREQ_HZ;
}
if ((sig.compare("1C") == 0) && (sys.compare("R") == 0))
{
lambda = GLONASS_C_m_s / ((GLONASS_L1_CA_FREQ_HZ + (GLONASS_L1_CA_DFREQ_HZ * GLONASS_PRN.at(gnss_synchro.PRN))));
}
if ((sig.compare("2C") == 0) && (sys.compare("R") == 0))
{
// TODO Need to add slot number and freq number to gnss_syncro
lambda = GLONASS_C_m_s / (GLONASS_L2_CA_FREQ_HZ);
}
phrng_m = (gnss_synchro.Carrier_phase_rads / GPS_TWO_PI) * lambda - rough_range_m;
/* Subtract phase - pseudorange integer cycle offset */
/* TODO: check LLI! */
double cp = gnss_synchro.Carrier_phase_rads / GPS_TWO_PI; // ?
if (std::fabs(phrng_m - cp) > 1171.0)
{
cp = std::round(phrng_m / lambda) * lambda;
}
phrng_m -= cp;
if (phrng_m == 0.0)
{
fine_phaserange = -2097152;
}
else if (std::fabs(phrng_m) > 1171.0)
{
fine_phaserange = -2097152;
}
else
{
fine_phaserange = static_cast<int64_t>(std::round(phrng_m / meters_to_miliseconds / TWO_N29));
}
DF401 = std::bitset<22>(fine_phaserange);
return 0;
}
int32_t Rtcm::set_DF402(const Gps_Ephemeris& ephNAV, const Gps_CNAV_Ephemeris& ephCNAV, const Galileo_Ephemeris& ephFNAV, const Glonass_Gnav_Ephemeris& ephGNAV, double obs_time, const Gnss_Synchro& gnss_synchro)
{
uint32_t lock_time_period_s = 0;
uint32_t lock_time_indicator;
std::string sig_(gnss_synchro.Signal);
std::string sys(&gnss_synchro.System, 1);
if ((sig_.compare("1C") == 0) && (sys.compare("G") == 0))
{
lock_time_period_s = Rtcm::lock_time(ephNAV, obs_time, gnss_synchro);
}
if ((sig_.compare("2S") == 0) && (sys.compare("G") == 0))
{
lock_time_period_s = Rtcm::lock_time(ephCNAV, obs_time, gnss_synchro);
}
// TODO Should add system for galileo satellites
if (sig_.compare("1B") || sig_.compare("5X") || sig_.compare("7X") || sig_.compare("8X"))
{
lock_time_period_s = Rtcm::lock_time(ephFNAV, obs_time, gnss_synchro);
}
if ((sig_.compare("1C") == 0) && (sys.compare("R") == 0))
{
lock_time_period_s = Rtcm::lock_time(ephGNAV, obs_time, gnss_synchro);
}
if ((sig_.compare("2C") == 0) && (sys.compare("R") == 0))
{
lock_time_period_s = Rtcm::lock_time(ephGNAV, obs_time, gnss_synchro);
}
lock_time_indicator = Rtcm::msm_lock_time_indicator(lock_time_period_s);
DF402 = std::bitset<4>(lock_time_indicator);
return 0;
}
int32_t Rtcm::set_DF403(const Gnss_Synchro& gnss_synchro)
{
uint32_t cnr_dB_Hz;
cnr_dB_Hz = static_cast<uint32_t>(std::round(gnss_synchro.CN0_dB_hz));
DF403 = std::bitset<6>(cnr_dB_Hz);
return 0;
}
int32_t Rtcm::set_DF404(const Gnss_Synchro& gnss_synchro)
{
double lambda = 0.0;
std::string sig_(gnss_synchro.Signal);
std::string sig = sig_.substr(0, 2);
int32_t fine_phaserange_rate;
std::string sys_(&gnss_synchro.System, 1);
if ((sig_.compare("1C") == 0) && (sys_.compare("G") == 0))
{
lambda = GPS_C_m_s / GPS_L1_FREQ_HZ;
}
if ((sig_.compare("2S") == 0) && (sys_.compare("G") == 0))
{
lambda = GPS_C_m_s / GPS_L2_FREQ_HZ;
}
if ((sig_.compare("5X") == 0) && (sys_.compare("E") == 0))
{
lambda = GPS_C_m_s / Galileo_E5a_FREQ_HZ;
}
if ((sig_.compare("1B") == 0) && (sys_.compare("E") == 0))
{
lambda = GPS_C_m_s / Galileo_E1_FREQ_HZ;
}
if ((sig_.compare("7X") == 0) && (sys_.compare("E") == 0))
{
lambda = GPS_C_m_s / 1.207140e9; // Galileo_E1b_FREQ_HZ;
}
if ((sig_.compare("1C") == 0) && (sys_.compare("R") == 0))
{
lambda = GLONASS_C_m_s / (GLONASS_L1_CA_FREQ_HZ + (GLONASS_L1_CA_DFREQ_HZ * GLONASS_PRN.at(gnss_synchro.PRN)));
}
if ((sig_.compare("2C") == 0) && (sys_.compare("R") == 0))
{
//TODO Need to add slot number and freq number to gnss syncro
lambda = GLONASS_C_m_s / (GLONASS_L2_CA_FREQ_HZ);
}
double rough_phase_range_rate = std::round(-gnss_synchro.Carrier_Doppler_hz * lambda);
double phrr = (-gnss_synchro.Carrier_Doppler_hz * lambda - rough_phase_range_rate);
if (phrr == 0.0)
{
fine_phaserange_rate = -16384;
}
else if (std::fabs(phrr) > 1.6384)
{
fine_phaserange_rate = -16384;
}
else
{
fine_phaserange_rate = static_cast<int32_t>(std::round(phrr / 0.0001));
}
DF404 = std::bitset<15>(fine_phaserange_rate);
return 0;
}
int32_t Rtcm::set_DF405(const Gnss_Synchro& gnss_synchro)
{
double meters_to_miliseconds = GPS_C_m_s * 0.001;
double rough_range_m = std::round(gnss_synchro.Pseudorange_m / meters_to_miliseconds / TWO_N10) * meters_to_miliseconds * TWO_N10;
double psrng_s;
int64_t fine_pseudorange;
psrng_s = gnss_synchro.Pseudorange_m - rough_range_m;
if (psrng_s == 0.0)
{
fine_pseudorange = -524288;
}
else if (std::fabs(psrng_s) > 292.7)
{
fine_pseudorange = -524288;
}
else
{
fine_pseudorange = static_cast<int64_t>(std::round(psrng_s / meters_to_miliseconds / TWO_N29));
}
DF405 = std::bitset<20>(fine_pseudorange);
return 0;
}
int32_t Rtcm::set_DF406(const Gnss_Synchro& gnss_synchro)
{
int64_t fine_phaserange_ex;
double meters_to_miliseconds = GPS_C_m_s * 0.001;
double rough_range_m = std::round(gnss_synchro.Pseudorange_m / meters_to_miliseconds / TWO_N10) * meters_to_miliseconds * TWO_N10;
double phrng_m;
double lambda = 0.0;
std::string sig_(gnss_synchro.Signal);
sig_ = sig_.substr(0, 2);
std::string sys_(&gnss_synchro.System, 1);
if ((sig_.compare("1C") == 0) && (sys_.compare("G") == 0))
{
lambda = GPS_C_m_s / GPS_L1_FREQ_HZ;
}
if ((sig_.compare("2S") == 0) && (sys_.compare("G") == 0))
{
lambda = GPS_C_m_s / GPS_L2_FREQ_HZ;
}
if ((sig_.compare("5X") == 0) && (sys_.compare("E") == 0))
{
lambda = GPS_C_m_s / Galileo_E5a_FREQ_HZ;
}
if ((sig_.compare("1B") == 0) && (sys_.compare("E") == 0))
{
lambda = GPS_C_m_s / Galileo_E1_FREQ_HZ;
}
if ((sig_.compare("7X") == 0) && (sys_.compare("E") == 0))
{
lambda = GPS_C_m_s / 1.207140e9; // Galileo_E1b_FREQ_HZ;
}
if ((sig_.compare("1C") == 0) && (sys_.compare("R") == 0))
{
lambda = GLONASS_C_m_s / (GLONASS_L1_CA_FREQ_HZ + (GLONASS_L1_CA_DFREQ_HZ * GLONASS_PRN.at(gnss_synchro.PRN)));
}
if ((sig_.compare("2C") == 0) && (sys_.compare("R") == 0))
{
//TODO Need to add slot number and freq number to gnss syncro
lambda = GLONASS_C_m_s / (GLONASS_L2_CA_FREQ_HZ);
}
phrng_m = (gnss_synchro.Carrier_phase_rads / GPS_TWO_PI) * lambda - rough_range_m;
/* Subtract phase - pseudorange integer cycle offset */
/* TODO: check LLI! */
double cp = gnss_synchro.Carrier_phase_rads / GPS_TWO_PI; // ?
if (std::fabs(phrng_m - cp) > 1171.0)
{
cp = std::round(phrng_m / lambda) * lambda;
}
phrng_m -= cp;
if (phrng_m == 0.0)
{
fine_phaserange_ex = -8388608;
}
else if (std::fabs(phrng_m) > 1171.0)
{
fine_phaserange_ex = -8388608;
}
else
{
fine_phaserange_ex = static_cast<int64_t>(std::round(phrng_m / meters_to_miliseconds / TWO_N31));
}
DF406 = std::bitset<24>(fine_phaserange_ex);
return 0;
}
int32_t Rtcm::set_DF407(const Gps_Ephemeris& ephNAV, const Gps_CNAV_Ephemeris& ephCNAV, const Galileo_Ephemeris& ephFNAV, const Glonass_Gnav_Ephemeris& ephGNAV, double obs_time, const Gnss_Synchro& gnss_synchro)
{
uint32_t lock_time_indicator;
uint32_t lock_time_period_s = 0;
std::string sig_(gnss_synchro.Signal);
std::string sys_(&gnss_synchro.System, 1);
if ((sig_.compare("1C")) && (sys_.compare("G") == 0))
{
lock_time_period_s = Rtcm::lock_time(ephNAV, obs_time, gnss_synchro);
}
if ((sig_.compare("2S")) && (sys_.compare("G") == 0))
{
lock_time_period_s = Rtcm::lock_time(ephCNAV, obs_time, gnss_synchro);
}
if ((sig_.compare("1B") || sig_.compare("5X") || sig_.compare("7X") || sig_.compare("8X")) && (sys_.compare("E") == 0))
{
lock_time_period_s = Rtcm::lock_time(ephFNAV, obs_time, gnss_synchro);
}
if ((sig_.compare("1C") == 0) && (sys_.compare("R") == 0))
{
lock_time_period_s = Rtcm::lock_time(ephGNAV, obs_time, gnss_synchro);
}
if ((sig_.compare("2C") == 0) && (sys_.compare("R") == 0))
{
lock_time_period_s = Rtcm::lock_time(ephGNAV, obs_time, gnss_synchro);
}
lock_time_indicator = Rtcm::msm_extended_lock_time_indicator(lock_time_period_s);
DF407 = std::bitset<10>(lock_time_indicator);
return 0;
}
int32_t Rtcm::set_DF408(const Gnss_Synchro& gnss_synchro)
{
uint32_t cnr_dB_Hz;
cnr_dB_Hz = static_cast<uint32_t>(std::round(gnss_synchro.CN0_dB_hz / 0.0625));
DF408 = std::bitset<10>(cnr_dB_Hz);
return 0;
}
int32_t Rtcm::set_DF409(uint32_t iods)
{
DF409 = std::bitset<3>(iods);
return 0;
}
int32_t Rtcm::set_DF411(uint32_t clock_steering_indicator)
{
DF411 = std::bitset<2>(clock_steering_indicator);
return 0;
}
int32_t Rtcm::set_DF412(uint32_t external_clock_indicator)
{
DF412 = std::bitset<2>(external_clock_indicator);
return 0;
}
int32_t Rtcm::set_DF417(bool using_divergence_free_smoothing)
{
DF417 = std::bitset<1>(using_divergence_free_smoothing);
return 0;
}
int32_t Rtcm::set_DF418(int32_t carrier_smoothing_interval_s)
{
if (carrier_smoothing_interval_s < 0)
{
DF418 = std::bitset<3>("111");
}
else
{
if (carrier_smoothing_interval_s == 0)
{
DF418 = std::bitset<3>("000");
}
else if (carrier_smoothing_interval_s < 30)
{
DF418 = std::bitset<3>("001");
}
else if (carrier_smoothing_interval_s < 60)
{
DF418 = std::bitset<3>("010");
}
else if (carrier_smoothing_interval_s < 120)
{
DF418 = std::bitset<3>("011");
}
else if (carrier_smoothing_interval_s < 240)
{
DF418 = std::bitset<3>("100");
}
else if (carrier_smoothing_interval_s < 480)
{
DF418 = std::bitset<3>("101");
}
else
{
DF418 = std::bitset<3>("110");
}
}
return 0;
}
int32_t Rtcm::set_DF420(const Gnss_Synchro& gnss_synchro __attribute__((unused)))
{
// todo: read the value from gnss_synchro
bool half_cycle_ambiguity_indicator = true;
DF420 = std::bitset<1>(half_cycle_ambiguity_indicator);
return 0;
}
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