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

84 lines
2.7 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>
#include <Project64-core/3rdParty/zip.h>
class CSystemTimer
{
public:
enum TimerType
{
UnknownTimer,
CompareTimer,
SoftResetTimer,
ViTimer,
AiTimerInterrupt,
AiTimerBusy,
AiTimerDMA,
SiTimer,
PiTimer,
RspTimer,
RSPTimerDlist,
DDPiTimer,
MaxTimer
};
struct TIMER_DETAILS
{
union
{
int64_t reserved;
bool Active;
};
int64_t CyclesToTimer;
};
public:
CSystemTimer(int32_t & 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(zipFile & file) const;
void SaveData(CFile & file) const;
void LoadData(zipFile & file);
void LoadData(CFile & 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:
CSystemTimer(void); // Disable default constructor
CSystemTimer(const CSystemTimer&); // Disable copy constructor
CSystemTimer& operator=(const CSystemTimer&); // Disable assignment
TIMER_DETAILS m_TimerDetatils[MaxTimer];
int32_t m_LastUpdate; //Timer at last update
int32_t & m_NextTimer;
TimerType m_Current;
bool m_inFixTimer;
void SetCompareTimer();
void FixTimers();
};