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SPDX standardizes how source code conveys its copyright and licensing information. See https://spdx.github.io/spdx-spec/1-rationale/ . SPDX tags are adopted in many large projects, including things like the Linux kernel.
54 lines
1.3 KiB
C++
54 lines
1.3 KiB
C++
// Copyright 2008 Dolphin Emulator Project
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// SPDX-License-Identifier: GPL-2.0-or-later
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#pragma once
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#include <string>
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#include "Common/CommonTypes.h"
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namespace Common
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{
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class Timer
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{
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public:
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Timer();
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void Start();
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void Stop();
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void Update();
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// The time difference is always returned in milliseconds, regardless of alternative internal
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// representation
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u64 GetTimeDifference();
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void AddTimeDifference();
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bool IsRunning() const { return m_Running; }
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static void IncreaseResolution();
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static void RestoreResolution();
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static u64 GetTimeSinceJan1970();
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static u64 GetLocalTimeSinceJan1970();
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// Returns a timestamp with decimals for precise time comparisons
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static double GetDoubleTime();
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static std::string GetTimeFormatted();
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// Formats a timestamp from GetDoubleTime() into a date and time string
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static std::string GetDateTimeFormatted(double time);
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std::string GetTimeElapsedFormatted() const;
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u64 GetTimeElapsed();
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static u32 GetTimeMs();
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static u64 GetTimeUs();
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// Arbitrarily chosen value (38 years) that is subtracted in GetDoubleTime()
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// to increase sub-second precision of the resulting double timestamp
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static constexpr int DOUBLE_TIME_OFFSET = (38 * 365 * 24 * 60 * 60);
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private:
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u64 m_LastTime;
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u64 m_StartTime;
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bool m_Running;
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};
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} // Namespace Common
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