INSTINCT Code Coverage Report

Directory: src/
File: Navigation/Atmosphere/Temperature/Temperature.hpp
Date: 2025-11-25 23:34:18
Exec Total Coverage
Lines: 6 7 85.7%
Functions: 3 3 100.0%
Branches: 3 4 75.0%
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1 // This file is part of INSTINCT, the INS Toolkit for Integrated
2 // Navigation Concepts and Training by the Institute of Navigation of
3 // the University of Stuttgart, Germany.
4 //
5 // This Source Code Form is subject to the terms of the Mozilla Public
6 // License, v. 2.0. If a copy of the MPL was not distributed with this
7 // file, You can obtain one at https://mozilla.org/MPL/2.0/.
8
9 /// @file Temperature.hpp
10 /// @brief Temperature calculation formulas
11 /// @author T. Topp (topp@ins.uni-stuttgart.de)
12 /// @date 2023-01-31
13
14 #pragma once
15
16 #include <cstdint>
17 #include <fmt/format.h>
18 #include <nlohmann/json.hpp>
19 using json = nlohmann::json; ///< json namespace
20
21 namespace NAV
22 {
23
24 /// Temperature Model parameters
25 class TemperatureModel
26 {
27 public:
28 /// Available temperature Models
29 enum Model : uint8_t
30 {
31 None, ///< No temperature model
32 Const, ///< Constant value
33 ISA, ///< ICAO Standard Atmosphere
34 GPT2, ///< GPT2
35 GPT3, ///< GPT3
36 COUNT, ///< Amount of items in the enum
37 };
38
39 /// @brief Constructor
40 /// @param model Model to use
41 1451 TemperatureModel(Model model) : _model(model) {} // NOLINT(google-explicit-constructor,hicpp-explicit-conversions)
42
43 /// @brief Calculates the absolute temperature
44 /// @param[in] altitudeMSL Geodetic height above MSL (mean sea level) [m]
45 /// @return The absolute temperature in [K]
46 [[nodiscard]] double calcAbsoluteTemperature(double altitudeMSL) const;
47
48 /// @brief Shows a ComboBox to select the temperature model
49 /// @param[in] label Label to show beside the combo box. This has to be a unique id for ImGui.
50 /// @param[in] temperatureModel Reference to the temperature model to select
51 friend bool ComboTemperatureModel(const char* label, TemperatureModel& temperatureModel);
52
53 private:
54 /// Selected model
55 Model _model = Model::ISA;
56
57 /// Temperature for the constant temperature model [K]
58 double _constantTemperature = 290.0;
59
60 friend constexpr bool operator==(const TemperatureModel& lhs, const TemperatureModel& rhs);
61 friend constexpr bool operator==(const TemperatureModel& lhs, const TemperatureModel::Model& rhs);
62 friend constexpr bool operator==(const TemperatureModel::Model& lhs, const TemperatureModel& rhs);
63 friend bool ComboTemperatureModel(const char* label, TemperatureModel& temperatureModel);
64 friend const char* to_string(const TemperatureModel& temperatureModel);
65 friend void to_json(json& j, const TemperatureModel& obj);
66 friend void from_json(const json& j, TemperatureModel& obj);
67 };
68
69 /// @brief Equal compares Pin::Kind values
70 /// @param[in] lhs Left-hand side of the operator
71 /// @param[in] rhs Right-hand side of the operator
72 /// @return Whether the comparison was successful
73 421068 constexpr bool operator==(const TemperatureModel& lhs, const TemperatureModel& rhs)
74 {
75
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 421068 if (lhs._model == rhs._model)
76 {
77
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 421077 if (lhs._model == TemperatureModel::Const) { return lhs._constantTemperature == rhs._constantTemperature; }
78 234390 return true;
79 }
80 ✗ return false;
81 }
82
83 /// @brief Equal compares Pin::Kind values
84 /// @param[in] lhs Left-hand side of the operator
85 /// @param[in] rhs Right-hand side of the operator
86 /// @return Whether the comparison was successful
87 1403547 constexpr bool operator==(const TemperatureModel& lhs, const TemperatureModel::Model& rhs) { return lhs._model == rhs; }
88 /// @brief Equal compares Pin::Kind values
89 /// @param[in] lhs Left-hand side of the operator
90 /// @param[in] rhs Right-hand side of the operator
91 /// @return Whether the comparison was successful
92 constexpr bool operator==(const TemperatureModel::Model& lhs, const TemperatureModel& rhs) { return lhs == rhs._model; }
93
94 /// @brief Shows a ComboBox to select the temperature model
95 /// @param[in] label Label to show beside the combo box. This has to be a unique id for ImGui.
96 /// @param[in] temperatureModel Reference to the temperature model to select
97 bool ComboTemperatureModel(const char* label, TemperatureModel& temperatureModel);
98
99 /// @brief Converts the enum to a string
100 /// @param[in] temperatureModel Enum value to convert into text
101 /// @return String representation of the enum
102 const char* to_string(const TemperatureModel& temperatureModel);
103 /// @brief Converts the enum to a string
104 /// @param[in] temperatureModel Enum value to convert into text
105 /// @return String representation of the enum
106 const char* to_string(TemperatureModel::Model temperatureModel);
107
108 /// @brief Converts the provided object into json
109 /// @param[out] j Json object which gets filled with the info
110 /// @param[in] obj Object to convert into json
111 void to_json(json& j, const TemperatureModel& obj);
112 /// @brief Converts the provided json object into a node object
113 /// @param[in] j Json object with the needed values
114 /// @param[out] obj Object to fill from the json
115 void from_json(const json& j, TemperatureModel& obj);
116
117 } // namespace NAV
118
119 #ifndef DOXYGEN_IGNORE
120
121 /// @brief Formatter
122 template<>
123 struct fmt::formatter<NAV::TemperatureModel> : fmt::formatter<std::string>
124 {
125 /// @brief Defines how to format structs
126 /// @param[in] data Struct to format
127 /// @param[in, out] ctx Format context
128 /// @return Output iterator
129 template<typename FormatContext>
130 auto format(const NAV::TemperatureModel& data, FormatContext& ctx) const
131 {
132 return fmt::formatter<std::string>::format(NAV::to_string(data), ctx);
133 }
134 };
135
136 #endif
137