project64/Source/Project64-core/N64System/FramePerSecondClass.h

/****************************************************************************
*                                                                           *
* 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

class CFramePerSecond 
{
public:
         CFramePerSecond ( void );
        ~CFramePerSecond ( void );

	void Reset           ( bool ClearDisplay );

	void UpdateDlCounter  ( void );
	void UpdateViCounter  ( void );
    void DisplayDlCounter ( uint32_t FrameRate );
    void DisplayViCounter ( uint32_t FrameRate );

private:
	static void FrameRateTypeChanged(CFramePerSecond * _this);
	static void ScreenHertzChanged(CFramePerSecond * _this);

	int  m_iFrameRateType, m_ScreenHertz;

	enum { NoOfFrames = 7 };

	__int64 m_Frequency, m_Frames[NoOfFrames], m_LastFrame;
	int m_CurrentFrame;
};