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Energy.hpp
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Energy.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_ENERGY_HPP
#define PHQ_ENERGY_HPP
#include <cstddef>
#include <functional>
#include <ostream>
#include "DimensionalScalar.hpp"
#include "Unit/Energy.hpp"
namespace PhQ {
// Forward declaration for class PhQ::Energy.
template <typename NumericType>
class Frequency;
// Forward declaration for class PhQ::Energy.
template <typename NumericType>
class Length;
// Forward declaration for class PhQ::Energy.
template <typename NumericType>
class Mass;
// Forward declaration for class PhQ::Energy.
template <typename NumericType>
class Power;
// Forward declaration for class PhQ::Energy.
template <typename NumericType>
class SpecificEnergy;
// Forward declaration for class PhQ::Energy.
template <typename NumericType>
class SpecificPower;
// Forward declaration for class PhQ::Energy.
template <typename NumericType>
class Time;
// Forward declaration for class PhQ::Energy.
template <typename NumericType>
class TransportEnergyConsumption;
/// \brief Energy physical quantity. Can represent any kind of energy, such as kinetic energy,
/// potential energy, internal energy, and so on. The time rate of change of energy is power; see
/// PhQ::Power, PhQ::Time, and PhQ::Frequency.
template <typename NumericType = double>
class Energy : public DimensionalScalar<Unit::Energy, NumericType> {
public:
/// \brief Default constructor. Constructs an energy quantity with an uninitialized value.
Energy() = default;
/// \brief Constructor. Constructs an energy quantity with a given value expressed in a given
/// energy unit.
Energy(const NumericType value, const Unit::Energy unit)
: DimensionalScalar<Unit::Energy, NumericType>(value, unit) {}
/// \brief Constructor. Constructs an energy quantity from a given power and time using the
/// definition of power.
constexpr Energy(const Power<NumericType>& power, const Time<NumericType>& time);
/// \brief Constructor. Constructs an energy quantity from a given power and frequency using the
/// definition of power.
constexpr Energy(const Power<NumericType>& power, const Frequency<NumericType>& frequency);
/// \brief Constructor. Constructs an energy quantity from a given specific energy quantity and
/// mass using the definition of specific energy.
constexpr Energy(
const SpecificEnergy<NumericType>& specific_energy, const Mass<NumericType>& mass);
/// \brief Constructor. Constructs an energy quantity from a given transport energy consumption
/// and length using the definition of transport energy consumption.
constexpr Energy(const TransportEnergyConsumption<NumericType>& transport_energy_consumption,
const Length<NumericType>& length);
/// \brief Destructor. Destroys this energy quantity.
~Energy() noexcept = default;
/// \brief Copy constructor. Constructs an energy quantity by copying another one.
constexpr Energy(const Energy<NumericType>& other) = default;
/// \brief Copy constructor. Constructs an energy quantity by copying another one.
template <typename OtherNumericType>
explicit constexpr Energy(const Energy<OtherNumericType>& other)
: Energy(static_cast<NumericType>(other.Value())) {}
/// \brief Move constructor. Constructs an energy quantity by moving another one.
constexpr Energy(Energy<NumericType>&& other) noexcept = default;
/// \brief Copy assignment operator. Assigns this energy quantity by copying another one.
constexpr Energy<NumericType>& operator=(const Energy<NumericType>& other) = default;
/// \brief Copy assignment operator. Assigns this energy quantity by copying another one.
template <typename OtherNumericType>
constexpr Energy<NumericType>& operator=(const Energy<OtherNumericType>& other) {
this->value = static_cast<NumericType>(other.Value());
return *this;
}
/// \brief Move assignment operator. Assigns this energy quantity by moving another one.
constexpr Energy<NumericType>& operator=(Energy<NumericType>&& other) noexcept = default;
/// \brief Statically creates an energy quantity of zero.
[[nodiscard]] static constexpr Energy<NumericType> Zero() {
return Energy<NumericType>{static_cast<NumericType>(0)};
}
/// \brief Statically creates an energy quantity with a given value expressed in a given energy
/// unit.
template <Unit::Energy Unit>
[[nodiscard]] static constexpr Energy<NumericType> Create(const NumericType value) {
return Energy<NumericType>{
ConvertStatically<Unit::Energy, Unit, Standard<Unit::Energy>>(value)};
}
constexpr Energy<NumericType> operator+(const Energy<NumericType>& energy) const {
return Energy<NumericType>{this->value + energy.value};
}
constexpr Energy<NumericType> operator-(const Energy<NumericType>& energy) const {
return Energy<NumericType>{this->value - energy.value};
}
constexpr Energy<NumericType> operator*(const NumericType number) const {
return Energy<NumericType>{this->value * number};
}
constexpr Power<NumericType> operator*(const Frequency<NumericType>& frequency) const;
constexpr Energy<NumericType> operator/(const NumericType number) const {
return Energy<NumericType>{this->value / number};
}
constexpr Power<NumericType> operator/(const Time<NumericType>& time) const;
constexpr Time<NumericType> operator/(const Power<NumericType>& power) const;
constexpr SpecificEnergy<NumericType> operator/(const Mass<NumericType>& mass) const;
constexpr Mass<NumericType> operator/(const SpecificEnergy<NumericType>& specific_energy) const;
constexpr TransportEnergyConsumption<NumericType> operator/(
const Length<NumericType>& length) const;
constexpr Length<NumericType> operator/(
const TransportEnergyConsumption<NumericType>& transport_energy_consumption) const;
constexpr NumericType operator/(const Energy<NumericType>& energy) const noexcept {
return this->value / energy.value;
}
constexpr void operator+=(const Energy<NumericType>& energy) noexcept {
this->value += energy.value;
}
constexpr void operator-=(const Energy<NumericType>& energy) noexcept {
this->value -= energy.value;
}
constexpr void operator*=(const NumericType number) noexcept {
this->value *= number;
}
constexpr void operator/=(const NumericType number) noexcept {
this->value /= number;
}
private:
/// \brief Constructor. Constructs an energy quantity with a given value expressed in the standard
/// energy unit.
explicit constexpr Energy(const NumericType value)
: DimensionalScalar<Unit::Energy, NumericType>(value) {}
};
template <typename NumericType>
inline constexpr bool operator==(
const Energy<NumericType>& left, const Energy<NumericType>& right) noexcept {
return left.Value() == right.Value();
}
template <typename NumericType>
inline constexpr bool operator!=(
const Energy<NumericType>& left, const Energy<NumericType>& right) noexcept {
return left.Value() != right.Value();
}
template <typename NumericType>
inline constexpr bool operator<(
const Energy<NumericType>& left, const Energy<NumericType>& right) noexcept {
return left.Value() < right.Value();
}
template <typename NumericType>
inline constexpr bool operator>(
const Energy<NumericType>& left, const Energy<NumericType>& right) noexcept {
return left.Value() > right.Value();
}
template <typename NumericType>
inline constexpr bool operator<=(
const Energy<NumericType>& left, const Energy<NumericType>& right) noexcept {
return left.Value() <= right.Value();
}
template <typename NumericType>
inline constexpr bool operator>=(
const Energy<NumericType>& left, const Energy<NumericType>& right) noexcept {
return left.Value() >= right.Value();
}
template <typename NumericType>
inline std::ostream& operator<<(std::ostream& stream, const Energy<NumericType>& energy) {
stream << energy.Print();
return stream;
}
template <typename NumericType>
inline constexpr Energy<NumericType> operator*(
const NumericType number, const Energy<NumericType>& energy) {
return energy * number;
}
} // namespace PhQ
namespace std {
template <typename NumericType>
struct hash<PhQ::Energy<NumericType>> {
inline size_t operator()(const PhQ::Energy<NumericType>& energy) const {
return hash<NumericType>()(energy.Value());
}
};
} // namespace std
#endif // PHQ_ENERGY_HPP