#pragma once
//
// For audio use only none or SDL_SOUND subsystem
#define  SOUND_NONE    0
//#define  SOUND_DIRECT  1
//#define  SOUND_SMART   2
#define  SOUND_WAVE    1

extern DWORD      soundtype;
extern double     g_fClksPerSpkrSample;

// needed for DSPlaySnd callback function
extern short 	* pDSSpkrBuf;	// speaker data buffer (in size of g_dwDSSpkrBufferSize samples?
extern DWORD g_dwDSSpkrBufferSize;	// size of Speakers audio buffer
extern UINT	nDSSpkrWCur;	// write cursor
extern UINT	nDSSpkrRCur;	// read cursor


void    SpkrDestroy ();
void    SpkrInitialize ();
void    SpkrReinitialize ();
void    SpkrReset();
//BOOL    SpkrSetEmulationType (/*HWND,*/DWORD); -2012aD
void    SpkrUpdate (DWORD);
//void    SpkrUpdate_Timer();
DWORD   SpkrGetVolume();
void    SpkrSetVolume(DWORD dwVolume, DWORD dwVolumeMax);
void    Spkr_Mute();
void    Spkr_Demute();
bool    Spkr_IsActive();
bool    Spkr_DSInit();
void    Spkr_DSUninit();
DWORD   SpkrGetSnapshot(SS_IO_Speaker* pSS);
DWORD   SpkrSetSnapshot(SS_IO_Speaker* pSS);

BYTE SpkrToggle (WORD pc, WORD addr, BYTE bWrite, BYTE d, ULONG nCyclesLeft);