SNRMask.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 <array>
 
#include "Navigation/GNSS/Core/Frequency.hpp"
#include "Navigation/Transformations/Units.hpp"
 
namespace NAV
{
 
class SNRMask
{
  public:
    SNRMask();
 
    bool ShowGuiWidgets(const char* label = nullptr);
 
    [[nodiscard]] bool isInactive() const;
 
    [[nodiscard]] bool checkSNRMask(Frequency freq, double elevation, double SNR) const;
 
    void disable()
    {
        for (auto& m : mask)
        {
            for (auto& snr : m.second.first)
            {
                snr = 0.0;
            }
        }
    }
 
  private:
    static constexpr std::array<double, 10> elevations = {
        deg2rad(5.0),
        deg2rad(15.0),
        deg2rad(25.0),
        deg2rad(35.0),
        deg2rad(45.0),
        deg2rad(55.0),
        deg2rad(65.0),
        deg2rad(75.0),
        deg2rad(85.0),
        deg2rad(90.0),
    };
 
    std::pair<std::array<double, elevations.size()>, bool> allOverride = { {}, true };
 
    std::array<std::pair<Frequency, std::pair<std::array<double, elevations.size()>, bool>>, Frequency::GetAll().size()> mask;
 
    friend void to_json(json& j, const SNRMask& obj);
    friend void from_json(const json& j, SNRMask& obj);
};
 
void to_json(json& j, const SNRMask& obj);
void from_json(const json& j, SNRMask& obj);
 
} // namespace NAV