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SpecificEnergy.hpp
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SpecificEnergy.hpp
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// Copyright © 2020-2024 Alexandre Coderre-Chabot
//
// This file is part of Physical Quantities (PhQ), a C++ library of physical quantities, physical
// models, and units of measure for scientific computing.
//
// Physical Quantities is hosted at:
// https://github.com/acodcha/phq
//
// Physical Quantities is licensed under the MIT License:
// https://mit-license.org
//
// Permission is hereby granted, free of charge, to any person obtaining a copy of this software and
// associated documentation files (the "Software"), to deal in the Software without restriction,
// including without limitation the rights to use, copy, modify, merge, publish, distribute,
// sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
// - The above copyright notice and this permission notice shall be included in all copies or
// substantial portions of the Software.
// - THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING
// BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
#ifndef PHQ_UNIT_SPECIFIC_ENERGY_HPP
#define PHQ_UNIT_SPECIFIC_ENERGY_HPP
#include <cstddef>
#include <cstdint>
#include <functional>
#include <map>
#include <ostream>
#include <string_view>
#include <unordered_map>
#include "../Base.hpp"
#include "../Dimension/ElectricCurrent.hpp"
#include "../Dimension/Length.hpp"
#include "../Dimension/LuminousIntensity.hpp"
#include "../Dimension/Mass.hpp"
#include "../Dimension/SubstanceAmount.hpp"
#include "../Dimension/Temperature.hpp"
#include "../Dimension/Time.hpp"
#include "../Dimensions.hpp"
#include "../Unit.hpp"
#include "../UnitSystem.hpp"
namespace PhQ {
namespace Unit {
/// \brief Mass-specific energy units.
enum class SpecificEnergy : int8_t {
/// \brief Joule per kilogram (J/kg) specific energy unit.
JoulePerKilogram,
/// \brief Nanojoule per gram (nJ/g) specific energy unit.
NanojoulePerGram,
/// \brief Foot-pound per slug (ft·lbf/slug) specific energy unit.
FootPoundPerSlug,
/// \brief Inch-pound per slinch (in·lbf/slinch) specific energy unit.
InchPoundPerSlinch,
};
} // namespace Unit
/// \brief Standard mass-specific energy unit: joule per kilogram (J/kg).
template <>
inline constexpr const Unit::SpecificEnergy Standard<Unit::SpecificEnergy>{
Unit::SpecificEnergy::JoulePerKilogram};
/// \brief Physical dimension set of mass-specific energy units.
template <>
inline constexpr const Dimensions RelatedDimensions<Unit::SpecificEnergy>{
Dimensions{Dimension::Time{-2}, Dimension::Length{2}, Dimension::Mass{0},
Dimension::ElectricCurrent{0}, Dimension::Temperature{0},
Dimension::SubstanceAmount{0}, Dimension::LuminousIntensity{0}}
};
inline std::ostream& operator<<(std::ostream& stream, const Unit::SpecificEnergy unit) {
stream << Abbreviation(unit);
return stream;
}
namespace Internal {
template <>
inline const std::map<UnitSystem, Unit::SpecificEnergy> ConsistentUnits<Unit::SpecificEnergy>{
{UnitSystem::MetreKilogramSecondKelvin, Unit::SpecificEnergy::JoulePerKilogram },
{UnitSystem::MillimetreGramSecondKelvin, Unit::SpecificEnergy::NanojoulePerGram },
{UnitSystem::FootPoundSecondRankine, Unit::SpecificEnergy::FootPoundPerSlug },
{UnitSystem::InchPoundSecondRankine, Unit::SpecificEnergy::InchPoundPerSlinch},
};
template <>
inline const std::map<Unit::SpecificEnergy, UnitSystem> RelatedUnitSystems<Unit::SpecificEnergy>{
{Unit::SpecificEnergy::JoulePerKilogram, UnitSystem::MetreKilogramSecondKelvin },
{Unit::SpecificEnergy::NanojoulePerGram, UnitSystem::MillimetreGramSecondKelvin},
{Unit::SpecificEnergy::FootPoundPerSlug, UnitSystem::FootPoundSecondRankine },
{Unit::SpecificEnergy::InchPoundPerSlinch, UnitSystem::InchPoundSecondRankine },
};
// clang-format off
template <>
inline const std::map<Unit::SpecificEnergy, std::string_view> Abbreviations<Unit::SpecificEnergy>{
{Unit::SpecificEnergy::JoulePerKilogram, "J/kg" },
{Unit::SpecificEnergy::NanojoulePerGram, "nJ/g" },
{Unit::SpecificEnergy::FootPoundPerSlug, "ft·lbf/slug" },
{Unit::SpecificEnergy::InchPoundPerSlinch, "in·lbf/slinch"},
};
template <>
inline const std::unordered_map<std::string_view, Unit::SpecificEnergy> Spellings<
Unit::SpecificEnergy>{
{"J/kg", Unit::SpecificEnergy::JoulePerKilogram },
{"N·m/kg", Unit::SpecificEnergy::JoulePerKilogram },
{"N*m/kg", Unit::SpecificEnergy::JoulePerKilogram },
{"m·N/kg", Unit::SpecificEnergy::JoulePerKilogram },
{"m*N/kg", Unit::SpecificEnergy::JoulePerKilogram },
{"m^2/s^2", Unit::SpecificEnergy::JoulePerKilogram },
{"m2/s2", Unit::SpecificEnergy::JoulePerKilogram },
{"nJ/g", Unit::SpecificEnergy::NanojoulePerGram },
{"μN·mm/g", Unit::SpecificEnergy::NanojoulePerGram },
{"μN*mm/g", Unit::SpecificEnergy::NanojoulePerGram },
{"uN·mm/g", Unit::SpecificEnergy::NanojoulePerGram },
{"uN*mm/g", Unit::SpecificEnergy::NanojoulePerGram },
{"mm·μN/g", Unit::SpecificEnergy::NanojoulePerGram },
{"mm*μN/g", Unit::SpecificEnergy::NanojoulePerGram },
{"mm·uN/g", Unit::SpecificEnergy::NanojoulePerGram },
{"mm*uN/g", Unit::SpecificEnergy::NanojoulePerGram },
{"mm^2/s^2", Unit::SpecificEnergy::NanojoulePerGram },
{"mm2/s2", Unit::SpecificEnergy::NanojoulePerGram },
{"ft·lbf/slug", Unit::SpecificEnergy::FootPoundPerSlug },
{"ft*lbf/slug", Unit::SpecificEnergy::FootPoundPerSlug },
{"lbf·ft/slug", Unit::SpecificEnergy::FootPoundPerSlug },
{"lbf*ft/slug", Unit::SpecificEnergy::FootPoundPerSlug },
{"ft·lb/slug", Unit::SpecificEnergy::FootPoundPerSlug },
{"ft*lb/slug", Unit::SpecificEnergy::FootPoundPerSlug },
{"lb·ft/slug", Unit::SpecificEnergy::FootPoundPerSlug },
{"lb*ft/slug", Unit::SpecificEnergy::FootPoundPerSlug },
{"ft^2/s^2", Unit::SpecificEnergy::FootPoundPerSlug },
{"ft2/s2", Unit::SpecificEnergy::FootPoundPerSlug },
{"in·lbf/slinch", Unit::SpecificEnergy::InchPoundPerSlinch},
{"in*lbf/slinch", Unit::SpecificEnergy::InchPoundPerSlinch},
{"lbf·in/slinch", Unit::SpecificEnergy::InchPoundPerSlinch},
{"lbf*in/slinch", Unit::SpecificEnergy::InchPoundPerSlinch},
{"in·lb/slinch", Unit::SpecificEnergy::InchPoundPerSlinch},
{"in*lb/slinch", Unit::SpecificEnergy::InchPoundPerSlinch},
{"lb·in/slinch", Unit::SpecificEnergy::InchPoundPerSlinch},
{"lb*in/slinch", Unit::SpecificEnergy::InchPoundPerSlinch},
{"in^2/s^2", Unit::SpecificEnergy::InchPoundPerSlinch},
{"in2/s2", Unit::SpecificEnergy::InchPoundPerSlinch},
};
// clang-format on
template <>
template <typename NumericType>
inline constexpr void
Conversion<Unit::SpecificEnergy, Unit::SpecificEnergy::JoulePerKilogram>::FromStandard(
NumericType& /*value*/) noexcept {}
template <>
template <typename NumericType>
inline constexpr void
Conversion<Unit::SpecificEnergy, Unit::SpecificEnergy::JoulePerKilogram>::ToStandard(
NumericType& /*value*/) noexcept {}
template <>
template <typename NumericType>
inline constexpr void
Conversion<Unit::SpecificEnergy, Unit::SpecificEnergy::NanojoulePerGram>::FromStandard(
NumericType& value) noexcept {
value *= static_cast<NumericType>(1000000.0L);
}
template <>
template <typename NumericType>
inline constexpr void
Conversion<Unit::SpecificEnergy, Unit::SpecificEnergy::NanojoulePerGram>::ToStandard(
NumericType& value) noexcept {
value *= static_cast<NumericType>(0.000001L);
}
template <>
template <typename NumericType>
inline constexpr void
Conversion<Unit::SpecificEnergy, Unit::SpecificEnergy::FootPoundPerSlug>::FromStandard(
NumericType& value) noexcept {
value /= static_cast<NumericType>(0.3048L) * static_cast<NumericType>(0.3048L);
}
template <>
template <typename NumericType>
inline constexpr void
Conversion<Unit::SpecificEnergy, Unit::SpecificEnergy::FootPoundPerSlug>::ToStandard(
NumericType& value) noexcept {
value *= static_cast<NumericType>(0.3048L) * static_cast<NumericType>(0.3048L);
}
template <>
template <typename NumericType>
inline constexpr void
Conversion<Unit::SpecificEnergy, Unit::SpecificEnergy::InchPoundPerSlinch>::FromStandard(
NumericType& value) noexcept {
value /= static_cast<NumericType>(0.0254L) * static_cast<NumericType>(0.0254L);
}
template <>
template <typename NumericType>
inline constexpr void
Conversion<Unit::SpecificEnergy, Unit::SpecificEnergy::InchPoundPerSlinch>::ToStandard(
NumericType& value) noexcept {
value *= static_cast<NumericType>(0.0254L) * static_cast<NumericType>(0.0254L);
}
template <typename NumericType>
inline const std::map<Unit::SpecificEnergy,
std::function<void(NumericType* values, const std::size_t size)>>
MapOfConversionsFromStandard<Unit::SpecificEnergy, NumericType>{
{Unit::SpecificEnergy::JoulePerKilogram,
Conversions<Unit::SpecificEnergy,
Unit::SpecificEnergy::JoulePerKilogram>::FromStandard<NumericType> },
{Unit::SpecificEnergy::NanojoulePerGram,
Conversions<Unit::SpecificEnergy,
Unit::SpecificEnergy::NanojoulePerGram>::FromStandard<NumericType> },
{Unit::SpecificEnergy::FootPoundPerSlug,
Conversions<Unit::SpecificEnergy,
Unit::SpecificEnergy::FootPoundPerSlug>::FromStandard<NumericType> },
{Unit::SpecificEnergy::InchPoundPerSlinch,
Conversions<Unit::SpecificEnergy,
Unit::SpecificEnergy::InchPoundPerSlinch>::FromStandard<NumericType>},
};
template <typename NumericType>
inline const std::map<Unit::SpecificEnergy,
std::function<void(NumericType* const values, const std::size_t size)>>
MapOfConversionsToStandard<Unit::SpecificEnergy, NumericType>{
{Unit::SpecificEnergy::JoulePerKilogram,
Conversions<Unit::SpecificEnergy,
Unit::SpecificEnergy::JoulePerKilogram>::ToStandard<NumericType> },
{Unit::SpecificEnergy::NanojoulePerGram,
Conversions<Unit::SpecificEnergy,
Unit::SpecificEnergy::NanojoulePerGram>::ToStandard<NumericType> },
{Unit::SpecificEnergy::FootPoundPerSlug,
Conversions<Unit::SpecificEnergy,
Unit::SpecificEnergy::FootPoundPerSlug>::ToStandard<NumericType> },
{Unit::SpecificEnergy::InchPoundPerSlinch,
Conversions<Unit::SpecificEnergy,
Unit::SpecificEnergy::InchPoundPerSlinch>::ToStandard<NumericType>},
};
} // namespace Internal
} // namespace PhQ
#endif // PHQ_UNIT_SPECIFIC_ENERGY_HPP