diff options
Diffstat (limited to 'sound/softsynth/opl/mame.h')
| -rw-r--r-- | sound/softsynth/opl/mame.h | 34 |
1 files changed, 31 insertions, 3 deletions
diff --git a/sound/softsynth/opl/mame.h b/sound/softsynth/opl/mame.h index 47f21c9956..a9835f3b97 100644 --- a/sound/softsynth/opl/mame.h +++ b/sound/softsynth/opl/mame.h @@ -26,12 +26,17 @@ */ -#ifndef SOUND_FMOPL_H -#define SOUND_FMOPL_H +#ifndef SOUND_SOFTSYNTH_OPL_MAME_H +#define SOUND_SOFTSYNTH_OPL_MAME_H #include "common/scummsys.h" #include "common/util.h" +#include "sound/fmopl.h" + +namespace OPL { +namespace MAME { + enum { FMOPL_ENV_BITS_HQ = 16, FMOPL_ENV_BITS_MQ = 8, @@ -165,9 +170,32 @@ int OPLWrite(FM_OPL *OPL, int a, int v); unsigned char OPLRead(FM_OPL *OPL, int a); int OPLTimerOver(FM_OPL *OPL, int c); void OPLWriteReg(FM_OPL *OPL, int r, int v); -void YM3812UpdateOne(FM_OPL *OPL, int16 *buffer, int length, int interleave = 0); +void YM3812UpdateOne(FM_OPL *OPL, int16 *buffer, int length); // Factory method FM_OPL *makeAdlibOPL(int rate); +// OPL API implementation +class OPL_MAME : public OPL { +private: + FM_OPL *_opl; +public: + OPL_MAME() : _opl(0) {} + ~OPL_MAME(); + + bool init(int rate); + void reset(); + + void write(int a, int v); + byte read(int a); + + void writeReg(int r, int v); + + void readBuffer(int16 *buffer, int length); + bool isStereo() const { return false; } +}; + +} // end of namespace MAME +} // end of namespace OPL + #endif |