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AxibugEmuOnline/References/VirtuaNESex_src_191105/NES/Nes.h

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readme + references
2024-08-05 17:58:53 +08:00
//////////////////////////////////////////////////////////////////////////
// //
// NES Emulation core //
// Norix //
// written 2001/02/22 //
// last modify ----/--/-- //
//////////////////////////////////////////////////////////////////////////
#ifndef __NES_INCLUDED__
#define __NES_INCLUDED__
#define WIN32_LEAN_AND_MEAN
#include <windows.h>
#include <stdio.h>
#include <stdlib.h>
#include "typedef.h"
#include "macro.h"
#include "state.h"
#include "cheat.h"
#include "VsUnisystem.h"
#include <vector>
using namespace std;
// <20>R<EFBFBD><52><EFBFBD>t<EFBFBD>B<EFBFBD>O
#define FETCH_CYCLES 8
typedef struct tagNESCONFIG {
FLOAT BaseClock; // NTSC:21477270.0 PAL:21281364.0
FLOAT CpuClock; // NTSC: 1789772.5 PAL: 1773447.0
INT TotalScanlines; // NTSC: 262 PAL: 312
INT VBlankLine; // NTSC: 241 PAL: 290
INT ScanlineCycles; // NTSC:1364 PAL:1362
INT HDrawCycles; // NTSC:1024 PAL:1024
INT HBlankCycles; // NTSC: 340 PAL: 338
INT ScanlineEndCycles; // NTSC: 4 PAL: 2
INT FrameCycles; // NTSC:29829.52 PAL:35468.94
INT FrameIrqCycles; // NTSC:29829.52 PAL:35468.94
INT FrameRate; // NTSC:60(59.94) PAL:50
FLOAT FramePeriod; // NTSC:16.683 PAL:20.0
} NESCONFIG, *LPNESCONFIG;
extern NESCONFIG NESCONFIG_NTSC;
extern NESCONFIG NESCONFIG_PAL;
// class prototypes
class CPU;
class PPU;
class APU;
class ROM;
class PAD;
class Mapper;
//
// NES <20>N<EFBFBD><4E><EFBFBD>X
//
class NES
{
public:
// <20><><EFBFBD><EFBFBD><EFBFBD>o<EFBFBD>ϐ<EFBFBD>
CPU* cpu;
PPU* ppu;
APU* apu;
ROM* rom;
PAD* pad;
Mapper* mapper;
NESCONFIG* nescfg;
public:
NES( const char* fname );
virtual ~NES();
int want_hsync;
int NES_scanline;
// <20><><EFBFBD><EFBFBD><EFBFBD>o<EFBFBD>֐<EFBFBD>
// <20>G<EFBFBD>~<7E><><EFBFBD><EFBFBD><EFBFBD>[<5B>V<EFBFBD><56><EFBFBD><EFBFBD>
void Reset();
void SoftReset();
void Clock( INT cycles );
BYTE Read ( WORD addr );
void Write( WORD addr, BYTE data );
void EmulationCPU( INT basecycles );
void EmulationCPU_BeforeNMI( INT cycles );
void EmulateFrame( BOOL bDraw );
// For NSF
void EmulateNSF();
void SetNsfPlay( INT songno, INT songmode );
void SetNsfStop();
BOOL IsNsfPlaying() { return m_bNsfPlaying; };
// IRQ type contorol
enum IRQMETHOD {
IRQ_HSYNC = 0,
IRQ_CLOCK = 1
};
void SetIrqType( INT nType ) { nIRQtype = nType; };
INT GetIrqType() { return (INT)nIRQtype; };
// Frame-IRQ control (for Paris-Dakar Rally Special)
void SetFrameIRQmode( BOOL bMode ) { bFrameIRQ = bMode; }
BOOL GetFrameIRQmode() { return bFrameIRQ; }
// NTSC/PAL
void SetVideoMode( BOOL bMode );
BOOL GetVideoMode() { return bVideoMode; }
//
INT GetDiskNo();
void SoundSetup();
INT GetScanline() { return NES_scanline; }
BOOL GetZapperHit() { return bZapper; }
void GetZapperPos( LONG&x, LONG&y ) { x = ZapperX; y = ZapperY; }
void SetZapperPos( LONG x, LONG y ) { ZapperX = x; ZapperY = y; }
// <20>X<EFBFBD>e<EFBFBD>[<5B>g<EFBFBD>t<EFBFBD>@<40>C<EFBFBD><43>
// 0:ERROR 1:CRC OK -1:CRC ERR
static INT IsStateFile( const char* fname, ROM* rom );
BOOL LoadState( const char* fname );
BOOL SaveState( const char* fname );
INT GetSAVERAM_SIZE() { return SAVERAM_SIZE; }
void SetSAVERAM_SIZE( INT size ) { SAVERAM_SIZE = size; }
// VS-Unisystem
BYTE GetVSDipSwitch() { return m_VSDipValue; }
void SetVSDipSwitch( BYTE v ) { m_VSDipValue = v; }
VSDIPSWITCH* GetVSDipSwitchTable() { return m_VSDipTable; }
// <20>X<EFBFBD>i<EFBFBD>b<EFBFBD>v<EFBFBD>V<EFBFBD><56><EFBFBD>b<EFBFBD>g
BOOL Snapshot();
// For Movie
// 0:ERROR 1:CRC OK -1:CRC ERR
static INT IsMovieFile( const char* fname, ROM* rom );
BOOL IsMoviePlay() { return m_bMoviePlay; }
BOOL IsMovieRec() { return m_bMovieRec; }
BOOL MoviePlay( const char* fname );
BOOL MovieRec( const char* fname );
BOOL MovieRecAppend( const char* fname );
BOOL MovieStop();
// <20><><EFBFBD>̑<EFBFBD><CC91>R<EFBFBD><52><EFBFBD>g<EFBFBD><67><EFBFBD>[<5B><>
BOOL IsDiskThrottle() { return m_bDiskThrottle; }
// BOOL IsBraking() { return m_bBrake; } // Debugger
// <20>`<60><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
enum RENDERMETHOD {
POST_ALL_RENDER = 0, // <20>X<EFBFBD>L<EFBFBD><4C><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>C<EFBFBD><43><EFBFBD><EFBFBD><EFBFBD>̖<EFBFBD><CC96>ߎ<EFBFBD><DF8E>s<EFBFBD><73><EFBFBD>C<EFBFBD><43><EFBFBD><EFBFBD><EFBFBD>_<EFBFBD><5F><EFBFBD><EFBFBD><EFBFBD>O
PRE_ALL_RENDER = 1, // <20><><EFBFBD><EFBFBD><EFBFBD>_<EFBFBD><5F><EFBFBD><EFBFBD><EFBFBD>O<EFBFBD>̎<EFBFBD><CC8E>s<EFBFBD><73><EFBFBD>C<EFBFBD>X<EFBFBD>L<EFBFBD><4C><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>C<EFBFBD><43><EFBFBD><EFBFBD><EFBFBD>̖<EFBFBD><CC96>ߎ<EFBFBD><DF8E>s
POST_RENDER = 2, // <20>\<5C><><EFBFBD><EFBFBD><EFBFBD>ԕ<EFBFBD><D495>̖<EFBFBD><CC96>ߎ<EFBFBD><DF8E>s<EFBFBD><73><EFBFBD>C<EFBFBD><43><EFBFBD><EFBFBD><EFBFBD>_<EFBFBD><5F><EFBFBD><EFBFBD><EFBFBD>O
PRE_RENDER = 3, // <20><><EFBFBD><EFBFBD><EFBFBD>_<EFBFBD><5F><EFBFBD><EFBFBD><EFBFBD>O<EFBFBD><4F><EFBFBD>s<EFBFBD><73><EFBFBD>C<EFBFBD>\<5C><><EFBFBD><EFBFBD><EFBFBD>ԕ<EFBFBD><D495>̖<EFBFBD><CC96>ߎ<EFBFBD><DF8E>s
TILE_RENDER = 4 // <20>^<5E>C<EFBFBD><43><EFBFBD>x<EFBFBD>[<5B>X<EFBFBD><58><EFBFBD><EFBFBD><EFBFBD>_<EFBFBD><5F><EFBFBD><EFBFBD><EFBFBD>O
};
void SetRenderMethod( RENDERMETHOD type ) { RenderMethod = type; }
RENDERMETHOD GetRenderMethod() { return RenderMethod; }
// <20>R<EFBFBD>}<7D><><EFBFBD>h
enum NESCOMMAND {
NESCMD_NONE = 0,
NESCMD_HWRESET,
NESCMD_SWRESET,
NESCMD_EXCONTROLLER, // Commandparam
NESCMD_DISK_THROTTLE_ON,
NESCMD_DISK_THROTTLE_OFF,
NESCMD_DISK_EJECT,
NESCMD_DISK_0A,
NESCMD_DISK_0B,
NESCMD_DISK_1A,
NESCMD_DISK_1B,
NESCMD_SOUND_MUTE, // CommandParam
};
void Command( NESCOMMAND cmd );
BOOL CommandParam( NESCOMMAND cmd, INT param );
// For Movie
void Movie();
void GetMovieInfo( WORD& wRecVersion, WORD& wVersion, DWORD& dwRecordFrames, DWORD& dwRecordTimes );
// For Cheat
void CheatInitial();
BOOL IsCheatCodeAdd();
INT GetCheatCodeNum();
BOOL GetCheatCode( INT no, CHEATCODE& code );
void SetCheatCodeFlag( INT no, BOOL bEnable );
void SetCheatCodeAllFlag( BOOL bEnable, BOOL bKey );
void ReplaceCheatCode( INT no, CHEATCODE code );
void AddCheatCode( CHEATCODE code );
void DelCheatCode( INT no );
DWORD CheatRead( INT length, WORD addr );
void CheatWrite( INT length, WORD addr, DWORD data );
void CheatCodeProcess();
// For Genie
void GenieInitial();
void GenieLoad( char* fname );
void GenieCodeProcess();
// TapeDevice
BOOL IsTapePlay() { return m_bTapePlay; }
BOOL IsTapeRec() { return m_bTapeRec; }
BOOL TapePlay( const char* fname );
BOOL TapeRec( const char* fname );
void TapeStop();
void Tape( INT cycles );
// Barcode battler(Bandai)
void SetBarcodeData( LPBYTE code, INT len );
void Barcode( INT cycles );
BOOL IsBarcodeEnable() { return m_bBarcode; };
BYTE GetBarcodeStatus() { return m_BarcodeOut; };
// Barcode world(Sunsoft/EPOCH)
void SetBarcode2Data( LPBYTE code, INT len );
BYTE Barcode2( void );
BOOL IsBarcode2Enable() { return m_bBarcode2; };
// TurboFile
void SetTurboFileBank( INT bank ) { m_TurboFileBank = bank; }
INT GetTurboFileBank() { return m_TurboFileBank; }
// TEST
DWORD GetFrameTotalCycles() {
return m_dwTotalCycle;
}
DWORD GetProfileTotalCycles() {
return m_dwProfileTotalCycle;
}
DWORD GetProfileTotalCount() {
return m_dwProfileTotalCount;
}
DWORD GetProfileCycles() {
return m_dwProfileCycle;
}
void Dump_CPULMEM();
void Dump_CPUHMEM();
void Dump_RAM0();
void Dump_VRAM();
void Dump_CRAM();
void Dump_YCRAM();
void Dump_YWRAM();
void Dump_YSRAM();
void Dump_BDRAM();
void Dump_JDRAM();
void Dump_ERAM();
protected:
// <20><><EFBFBD><EFBFBD><EFBFBD>o<EFBFBD>֐<EFBFBD>
// <20>G<EFBFBD>~<7E><><EFBFBD><EFBFBD><EFBFBD>[<5B>V<EFBFBD><56><EFBFBD><EFBFBD>
BYTE ReadReg ( WORD addr );
void WriteReg( WORD addr, BYTE data );
// <20>X<EFBFBD>e<EFBFBD>[<5B>g<EFBFBD>T<EFBFBD>u
BOOL ReadState( FILE* fp );
void WriteState( FILE* fp );
void LoadSRAM();
void SaveSRAM();
void LoadDISK();
void SaveDISK();
void LoadTurboFile();
void SaveTurboFile();
protected:
// <20><><EFBFBD><EFBFBD><EFBFBD>o<EFBFBD>ϐ<EFBFBD>
INT nIRQtype;
BOOL bVideoMode;
BOOL bFrameIRQ;
BOOL bZapper;
LONG ZapperX, ZapperY;
BOOL m_bPadStrobe;
RENDERMETHOD RenderMethod;
BOOL m_bDiskThrottle;
SQWORD base_cycles;
SQWORD emul_cycles;
INT SAVERAM_SIZE;
// For VS-Unisystem
BYTE m_VSDipValue;
VSDIPSWITCH* m_VSDipTable;
// Snapshot number
INT m_nSnapNo;
// For NSF
BOOL m_bNsfPlaying;
BOOL m_bNsfInit;
INT m_nNsfSongNo;
INT m_nNsfSongMode;
// For Movie
BOOL m_bMoviePlay;
BOOL m_bMovieRec;
WORD m_MovieVersion;
FILE* m_fpMovie;
MOVIEFILEHDR m_hedMovie;
DWORD m_MovieControl;
LONG m_MovieStepTotal;
LONG m_MovieStep;
INT m_CommandRequest;
// For Tape
BOOL m_bTapePlay;
BOOL m_bTapeRec;
FILE* m_fpTape;
double m_TapeCycles;
BYTE m_TapeIn;
BYTE m_TapeOut;
// For Barcode
BOOL m_bBarcode;
BYTE m_BarcodeOut;
BYTE m_BarcodePtr;
INT m_BarcodeCycles;
BYTE m_BarcodeData[256];
// For Barcode
BOOL m_bBarcode2;
INT m_Barcode2seq;
INT m_Barcode2ptr;
INT m_Barcode2cnt;
BYTE m_Barcode2bit;
BYTE m_Barcode2data[32];
// For TurboFile
INT m_TurboFileBank;
// gameoption backup
INT m_saveRenderMethod;
INT m_saveIrqType;
BOOL m_saveFrameIRQ;
BOOL m_saveVideoMode;
// For Cheat
BOOL m_bCheatCodeAdd;
vector<CHEATCODE> m_CheatCode;
// For Genie
vector<GENIECODE> m_GenieCode;
// For Movie pad display
void DrawPad();
void DrawBitmap( INT x, INT y, LPBYTE lpBitmap );
static BYTE m_PadImg[];
static BYTE m_KeyImg0[];
static BYTE m_KeyImg1[];
static BYTE m_KeyImg2[];
// TEST
DWORD m_dwTotalCycle;
DWORD m_dwTotalTempCycle;
DWORD m_dwProfileTotalCycle;
DWORD m_dwProfileTotalCount;
DWORD m_dwProfileCycle;
DWORD m_dwProfileTempCycle;
private:
};
#endif // !__NES_INCLUDED__
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