47 lines
1.6 KiB
C++
47 lines
1.6 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 <Project64-core/Settings/GameSettings.h>
|
|
|
|
#include <Common/HighResTimeStamp.h>
|
|
|
|
class CSpeedLimiter :
|
|
private CGameSettings
|
|
{
|
|
public:
|
|
enum ESpeedChange { INCREASE_SPEED, DECREASE_SPEED };
|
|
|
|
CSpeedLimiter();
|
|
~CSpeedLimiter();
|
|
|
|
void SetHertz(const uint32_t Hertz);
|
|
bool Timer_Process(uint32_t* const FrameRate);
|
|
|
|
void AlterSpeed(const ESpeedChange SpeedChange);
|
|
|
|
void SetSpeed(int Speed);
|
|
int GetSpeed(void) const;
|
|
int GetBaseSpeed(void) const;
|
|
|
|
private:
|
|
CSpeedLimiter(const CSpeedLimiter&); // Disable copy constructor
|
|
CSpeedLimiter& operator=(const CSpeedLimiter&); // Disable assignment
|
|
|
|
void FixSpeedRatio();
|
|
|
|
HighResTimeStamp m_LastTime;
|
|
|
|
uint32_t m_Speed, m_BaseSpeed, m_Frames, m_MicroSecondsPerFrame;
|
|
|
|
static const uint32_t m_DefaultSpeed;
|
|
};
|