105 lines
3.4 KiB
C++
105 lines
3.4 KiB
C++
// Copyright (C) 2024 Jérôme "SirLynix" Leclercq (lynix680@gmail.com)
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// This file is part of the "Nazara Engine - Core module"
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// For conditions of distribution and use, see copyright notice in Config.hpp
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#pragma once
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#ifndef NAZARA_CORE_TIME_HPP
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#define NAZARA_CORE_TIME_HPP
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#include <NazaraUtils/Prerequisites.hpp>
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#include <Nazara/Core/Algorithm.hpp>
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#include <Nazara/Core/Config.hpp>
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#include <chrono>
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#include <iosfwd>
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#include <type_traits>
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namespace Nz
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{
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struct SerializationContext;
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class Time
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{
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public:
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Time() = default;
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Time(const Time&) = default;
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Time(Time&&) = default;
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~Time() = default;
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template<typename T> constexpr T AsDuration() const;
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template<typename T = float> constexpr T AsSeconds() const;
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constexpr Int64 AsMicroseconds() const;
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constexpr Int64 AsMilliseconds() const;
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constexpr Int64 AsNanoseconds() const;
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Time& operator=(const Time&) = default;
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Time& operator=(Time&&) = default;
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constexpr Time& operator+=(Time time);
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constexpr Time& operator-=(Time time);
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constexpr Time& operator*=(Time time);
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constexpr Time& operator/=(Time time);
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constexpr Time& operator%=(Time time);
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constexpr explicit operator Int64() const;
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template<class Rep, class Period> static constexpr Time FromDuration(const std::chrono::duration<Rep, Period>& d);
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static constexpr Time Microsecond();
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static constexpr Time Microseconds(Int64 microseconds);
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static constexpr Time Millisecond();
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static constexpr Time Milliseconds(Int64 milliseconds);
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static constexpr Time Nanosecond();
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static constexpr Time Nanoseconds(Int64 nanoseconds);
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static constexpr Time Second();
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template<typename T> static constexpr Time Seconds(T seconds);
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static constexpr Time TickDuration(Int64 tickRate);
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static constexpr Time Zero();
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// External part
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friend constexpr Time operator+(Time time);
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friend constexpr Time operator-(Time time);
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friend constexpr Time operator+(Time lhs, Time rhs);
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friend constexpr Time operator-(Time lhs, Time rhs);
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friend constexpr Time operator*(Time lhs, Time rhs);
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friend constexpr Time operator/(Time lhs, Time rhs);
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friend constexpr Time operator%(Time lhs, Time rhs);
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friend constexpr bool operator==(Time lhs, Time rhs);
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friend constexpr bool operator!=(Time lhs, Time rhs);
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friend constexpr bool operator<(Time lhs, Time rhs);
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friend constexpr bool operator<=(Time lhs, Time rhs);
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friend constexpr bool operator>(Time lhs, Time rhs);
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friend constexpr bool operator>=(Time lhs, Time rhs);
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friend NAZARA_CORE_API std::ostream& operator<<(std::ostream& out, Time time);
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friend inline bool Serialize(SerializationContext& context, Time time, TypeTag<Time>);
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friend inline bool Unserialize(SerializationContext& context, Time* time, TypeTag<Time>);
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private:
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constexpr explicit Time(Int64 nanoseconds);
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Int64 m_nanoseconds;
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};
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namespace Literals
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{
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constexpr Time operator ""_ms(unsigned long long milliseconds);
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constexpr Time operator ""_ns(unsigned long long nanoseconds);
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constexpr Time operator ""_us(unsigned long long microseconds);
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constexpr Time operator ""_s(long double seconds);
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constexpr Time operator ""_s(unsigned long long seconds);
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}
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using GetElapsedTimeFunction = Time(*)();
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extern NAZARA_CORE_API GetElapsedTimeFunction GetElapsedMilliseconds;
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extern NAZARA_CORE_API GetElapsedTimeFunction GetElapsedNanoseconds;
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}
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#include <Nazara/Core/Time.inl>
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#endif // NAZARA_CORE_TIME_HPP
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