69 lines
1.4 KiB
C++
69 lines
1.4 KiB
C++
//////////////////////////////////////////////////////////////////////////
|
|
// //
|
|
// Namcot N106 //
|
|
// Norix //
|
|
// written 2001/09/18 //
|
|
// last modify ----/--/-- //
|
|
//////////////////////////////////////////////////////////////////////////
|
|
#ifndef __APU_N106_INCLUDED__
|
|
#define __APU_N106_INCLUDED__
|
|
|
|
#define WIN32_LEAN_AND_MEAN
|
|
#include "windows.h"
|
|
|
|
#include "typedef.h"
|
|
#include "macro.h"
|
|
|
|
#include "APU_INTERFACE.h"
|
|
|
|
class APU_N106 : public APU_INTERFACE
|
|
{
|
|
public:
|
|
APU_N106();
|
|
~APU_N106();
|
|
|
|
void Reset( FLOAT fClock, INT nRate );
|
|
void Setup( FLOAT fClock, INT nRate );
|
|
void Write( WORD addr, BYTE data );
|
|
BYTE Read( WORD addr );
|
|
INT Process( INT channel );
|
|
|
|
INT GetFreq( INT channel );
|
|
|
|
INT GetStateSize();
|
|
void SaveState( LPBYTE p );
|
|
void LoadState( LPBYTE p );
|
|
protected:
|
|
typedef struct {
|
|
INT phaseacc;
|
|
|
|
DWORD freq;
|
|
DWORD phase;
|
|
DWORD tonelen;
|
|
|
|
INT output;
|
|
|
|
BYTE toneadr;
|
|
BYTE volupdate;
|
|
|
|
BYTE vol;
|
|
BYTE databuf;
|
|
} CHANNEL;
|
|
|
|
CHANNEL op[8];
|
|
|
|
FLOAT cpu_clock;
|
|
DWORD cycle_rate;
|
|
|
|
BYTE addrinc;
|
|
BYTE address;
|
|
BYTE channel_use;
|
|
|
|
BYTE tone[0x100];
|
|
|
|
INT ChannelRender( CHANNEL& ch );
|
|
private:
|
|
};
|
|
|
|
#endif // !__APU_N106_INCLUDED__
|