dolphin/Source/Core/Common/Timer.h

// Copyright 2013 Dolphin Emulator Project
// Licensed under GPLv2+
// Refer to the license.txt file included.

#pragma once

#include <string>
#include "Common/CommonTypes.h"

namespace Common
{
class Timer
{
public:
	Timer();

	void Start();
	void Stop();
	void Update();

	// The time difference is always returned in milliseconds, regardless of alternative internal representation
	u64 GetTimeDifference();
	void AddTimeDifference();

	static void IncreaseResolution();
	static void RestoreResolution();
	static u64 GetTimeSinceJan1970();
	static u64 GetLocalTimeSinceJan1970();
	static double GetDoubleTime();

	static std::string GetTimeFormatted();
	std::string GetTimeElapsedFormatted() const;
	u64 GetTimeElapsed();

	static u32 GetTimeMs();
	static u64 GetTimeUs();

private:
	u64 m_LastTime;
	u64 m_StartTime;
	bool m_Running;
};

} // Namespace Common