project64/Source/Project64-core/N64System/Mips/SystemTiming.h

72 lines
2.2 KiB
C++

/****************************************************************************
* *
* Project64 - A Nintendo 64 emulator. *
* http://www.pj64-emu.com/ *
* Copyright (C) 2012 Project64. All rights reserved. *
* *
* License: *
* GNU/GPLv2 http://www.gnu.org/licenses/gpl-2.0.html *
* *
****************************************************************************/
#pragma once
#include <Common/LogClass.h>
#include <Project64-core/N64System/N64Types.h>
class CSystemTimer
{
public:
enum TimerType
{
UnknownTimer,
CompareTimer,
SoftResetTimer,
ViTimer,
AiTimerInterrupt,
AiTimerBusy,
AiTimerDMA,
SiTimer,
PiTimer,
RspTimer,
RSPTimerDlist,
MaxTimer
};
struct TIMER_DETAILS
{
bool Active;
__int64 CyclesToTimer;
};
public:
CSystemTimer ( int & NextTimer );
void SetTimer(TimerType Type, uint32_t Cycles, bool bRelative);
uint32_t GetTimer(TimerType Type);
void StopTimer ( TimerType Type );
void UpdateTimers ();
void TimerDone ();
void Reset ();
void UpdateCompareTimer ();
bool SaveAllowed ();
void SaveData ( void * file ) const;
void LoadData ( void * file );
void RecordDifference( CLog &LogFile, const CSystemTimer& rSystemTimer);
TimerType CurrentType() const { return m_Current; }
bool operator == (const CSystemTimer& rSystemTimer) const;
bool operator != (const CSystemTimer& rSystemTimer) const;
private:
TIMER_DETAILS m_TimerDetatils[MaxTimer];
int m_LastUpdate; //Timer at last update
int & m_NextTimer;
TimerType m_Current;
bool m_inFixTimer;
void SetCompareTimer();
void FixTimers();
};