Ionosphere.hpp

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// This file is part of INSTINCT, the INS Toolkit for Integrated
// Navigation Concepts and Training by the Institute of Navigation of
// the University of Stuttgart, Germany.
//
// This Source Code Form is subject to the terms of the Mozilla Public
// License, v. 2.0. If a copy of the MPL was not distributed with this
// file, You can obtain one at https://mozilla.org/MPL/2.0/.
 
 
#pragma once
 
#include <cstdint>
#include <vector>
#include <fmt/format.h>
#include <Eigen/Core>
#include "Navigation/GNSS/Core/Frequency.hpp"
#include "IonosphericCorrections.hpp"
 
namespace NAV
{
 
enum class IonosphereModel : uint8_t
{
    None,      
    Klobuchar, 
    COUNT,     
};
 
const char* to_string(IonosphereModel ionosphereModel);
 
bool ComboIonosphereModel(const char* label, IonosphereModel& ionosphereModel);
 
double calcIonosphericDelay(double tow, Frequency freq, int8_t freqNum,
                            const Eigen::Vector3d& lla_pos,
                            double elevation, double azimuth,
                            IonosphereModel ionosphereModel = IonosphereModel::None,
                            const IonosphericCorrections* corrections = nullptr);
 
double ionoErrorVar(double dpsr_I, Frequency freq, int8_t num);
 
} // namespace NAV
 
#ifndef DOXYGEN_IGNORE
 
template<>
struct fmt::formatter<NAV::IonosphereModel> : fmt::formatter<std::string>
{
    template<typename FormatContext>
    auto format(const NAV::IonosphereModel& data, FormatContext& ctx) const
    {
        return fmt::formatter<std::string>::format(NAV::to_string(data), ctx);
    }
};
 
#endif