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Diffstat (limited to 'engines/cine/sound.cpp')
-rw-r--r--engines/cine/sound.cpp127
1 files changed, 51 insertions, 76 deletions
diff --git a/engines/cine/sound.cpp b/engines/cine/sound.cpp
index 069a4787ac..0c788b816c 100644
--- a/engines/cine/sound.cpp
+++ b/engines/cine/sound.cpp
@@ -101,7 +101,7 @@ struct AdLibSoundInstrument {
byte amDepth;
};
-class AdLibSoundDriver : public PCSoundDriver, Audio::AudioStream {
+class AdLibSoundDriver : public PCSoundDriver {
public:
AdLibSoundDriver(Audio::Mixer *mixer);
virtual ~AdLibSoundDriver();
@@ -112,14 +112,8 @@ public:
virtual void stopChannel(int channel);
virtual void stopAll();
- // AudioStream interface
- virtual int readBuffer(int16 *buffer, const int numSamples);
- virtual bool isStereo() const { return false; }
- virtual bool endOfData() const { return false; }
- virtual int getRate() const { return _sampleRate; }
-
void initCard();
- void update(int16 *buf, int len);
+ void onTimer();
void setupInstrument(const byte *data, int channel);
void loadRegisterInstrument(const byte *data, AdLibRegisterSoundInstrument *reg);
virtual void loadInstrument(const byte *data, AdLibSoundInstrument *asi) = 0;
@@ -128,10 +122,8 @@ protected:
UpdateCallback _upCb;
void *_upRef;
- FM_OPL *_opl;
- int _sampleRate;
+ OPL::OPL *_opl;
Audio::Mixer *_mixer;
- Audio::SoundHandle _soundHandle;
byte _vibrato;
int _channelsVolumeTable[4];
@@ -282,17 +274,19 @@ void PCSoundDriver::resetChannel(int channel) {
AdLibSoundDriver::AdLibSoundDriver(Audio::Mixer *mixer)
: _upCb(0), _upRef(0), _mixer(mixer) {
- _sampleRate = _mixer->getOutputRate();
- _opl = makeAdLibOPL(_sampleRate);
+
+ _opl = OPL::Config::create();
+ if (!_opl || !_opl->init())
+ error("Failed to create OPL");
+
memset(_channelsVolumeTable, 0, sizeof(_channelsVolumeTable));
memset(_instrumentsTable, 0, sizeof(_instrumentsTable));
initCard();
- _mixer->playStream(Audio::Mixer::kPlainSoundType, &_soundHandle, this, -1, Audio::Mixer::kMaxChannelVolume, 0, DisposeAfterUse::NO, true);
+ _opl->start(new Common::Functor0Mem<void, AdLibSoundDriver>(this, &AdLibSoundDriver::onTimer), 50);
}
AdLibSoundDriver::~AdLibSoundDriver() {
- _mixer->stopHandle(_soundHandle);
- OPLDestroy(_opl);
+ delete _opl;
}
void AdLibSoundDriver::setUpdateCallback(UpdateCallback upCb, void *ref) {
@@ -322,71 +316,52 @@ void AdLibSoundDriver::stopChannel(int channel) {
channel = 6;
}
if (ins->mode == 0 || channel == 6) {
- OPLWriteReg(_opl, 0xB0 | channel, 0);
+ _opl->writeReg(0xB0 | channel, 0);
}
if (ins->mode != 0) {
_vibrato &= ~(1 << (10 - ins->channel));
- OPLWriteReg(_opl, 0xBD, _vibrato);
+ _opl->writeReg(0xBD, _vibrato);
}
}
void AdLibSoundDriver::stopAll() {
int i;
for (i = 0; i < 18; ++i) {
- OPLWriteReg(_opl, 0x40 | _operatorsTable[i], 63);
+ _opl->writeReg(0x40 | _operatorsTable[i], 63);
}
for (i = 0; i < 9; ++i) {
- OPLWriteReg(_opl, 0xB0 | i, 0);
+ _opl->writeReg(0xB0 | i, 0);
}
- OPLWriteReg(_opl, 0xBD, 0);
-}
-
-int AdLibSoundDriver::readBuffer(int16 *buffer, const int numSamples) {
- update(buffer, numSamples);
- return numSamples;
+ _opl->writeReg(0xBD, 0);
}
void AdLibSoundDriver::initCard() {
_vibrato = 0x20;
- OPLWriteReg(_opl, 0xBD, _vibrato);
- OPLWriteReg(_opl, 0x08, 0x40);
+ _opl->writeReg(0xBD, _vibrato);
+ _opl->writeReg(0x08, 0x40);
static const int oplRegs[] = { 0x40, 0x60, 0x80, 0x20, 0xE0 };
for (int i = 0; i < 9; ++i) {
- OPLWriteReg(_opl, 0xB0 | i, 0);
+ _opl->writeReg(0xB0 | i, 0);
}
for (int i = 0; i < 9; ++i) {
- OPLWriteReg(_opl, 0xC0 | i, 0);
+ _opl->writeReg(0xC0 | i, 0);
}
for (int j = 0; j < 5; j++) {
for (int i = 0; i < 18; ++i) {
- OPLWriteReg(_opl, oplRegs[j] | _operatorsTable[i], 0);
+ _opl->writeReg(oplRegs[j] | _operatorsTable[i], 0);
}
}
- OPLWriteReg(_opl, 1, 0x20);
- OPLWriteReg(_opl, 1, 0);
+ _opl->writeReg(1, 0x20);
+ _opl->writeReg(1, 0);
}
-void AdLibSoundDriver::update(int16 *buf, int len) {
- static int samplesLeft = 0;
- while (len != 0) {
- int count = samplesLeft;
- if (count > len) {
- count = len;
- }
- samplesLeft -= count;
- len -= count;
- YM3812UpdateOne(_opl, buf, count);
- if (samplesLeft == 0) {
- if (_upCb) {
- (*_upCb)(_upRef);
- }
- samplesLeft = _sampleRate / 50;
- }
- buf += count;
+void AdLibSoundDriver::onTimer() {
+ if (_upCb) {
+ (*_upCb)(_upRef);
}
}
@@ -408,32 +383,32 @@ void AdLibSoundDriver::setupInstrument(const byte *data, int channel) {
if (ins->mode == 0 || ins->channel == 6) {
reg = &ins->regMod;
- OPLWriteReg(_opl, 0x20 | mod, reg->vibrato);
+ _opl->writeReg(0x20 | mod, reg->vibrato);
if (reg->freqMod) {
tmp = reg->outputLevel & 0x3F;
} else {
tmp = (63 - (reg->outputLevel & 0x3F)) * _channelsVolumeTable[channel];
tmp = 63 - (2 * tmp + 127) / (2 * 127);
}
- OPLWriteReg(_opl, 0x40 | mod, tmp | (reg->keyScaling << 6));
- OPLWriteReg(_opl, 0x60 | mod, reg->attackDecay);
- OPLWriteReg(_opl, 0x80 | mod, reg->sustainRelease);
+ _opl->writeReg(0x40 | mod, tmp | (reg->keyScaling << 6));
+ _opl->writeReg(0x60 | mod, reg->attackDecay);
+ _opl->writeReg(0x80 | mod, reg->sustainRelease);
if (ins->mode != 0) {
- OPLWriteReg(_opl, 0xC0 | ins->channel, reg->feedbackStrength);
+ _opl->writeReg(0xC0 | ins->channel, reg->feedbackStrength);
} else {
- OPLWriteReg(_opl, 0xC0 | channel, reg->feedbackStrength);
+ _opl->writeReg(0xC0 | channel, reg->feedbackStrength);
}
- OPLWriteReg(_opl, 0xE0 | mod, ins->waveSelectMod);
+ _opl->writeReg(0xE0 | mod, ins->waveSelectMod);
}
reg = &ins->regCar;
- OPLWriteReg(_opl, 0x20 | car, reg->vibrato);
+ _opl->writeReg(0x20 | car, reg->vibrato);
tmp = (63 - (reg->outputLevel & 0x3F)) * _channelsVolumeTable[channel];
tmp = 63 - (2 * tmp + 127) / (2 * 127);
- OPLWriteReg(_opl, 0x40 | car, tmp | (reg->keyScaling << 6));
- OPLWriteReg(_opl, 0x60 | car, reg->attackDecay);
- OPLWriteReg(_opl, 0x80 | car, reg->sustainRelease);
- OPLWriteReg(_opl, 0xE0 | car, ins->waveSelectCar);
+ _opl->writeReg(0x40 | car, tmp | (reg->keyScaling << 6));
+ _opl->writeReg(0x60 | car, reg->attackDecay);
+ _opl->writeReg(0x80 | car, reg->sustainRelease);
+ _opl->writeReg(0xE0 | car, ins->waveSelectCar);
}
void AdLibSoundDriver::loadRegisterInstrument(const byte *data, AdLibRegisterSoundInstrument *reg) {
@@ -490,16 +465,16 @@ void AdLibSoundDriverINS::setChannelFrequency(int channel, int frequency) {
if (channel == 6)
oct = 0;
freq = _freqTable[note % 12];
- OPLWriteReg(_opl, 0xA0 | channel, freq);
+ _opl->writeReg(0xA0 | channel, freq);
freq = (oct << 2) | ((freq & 0x300) >> 8);
if (ins->mode == 0) {
freq |= 0x20;
}
- OPLWriteReg(_opl, 0xB0 | channel, freq);
+ _opl->writeReg(0xB0 | channel, freq);
}
if (ins->mode != 0) {
_vibrato |= 1 << (10 - ins->channel);
- OPLWriteReg(_opl, 0xBD, _vibrato);
+ _opl->writeReg(0xBD, _vibrato);
}
}
@@ -515,16 +490,16 @@ void AdLibSoundDriverINS::playSample(const byte *data, int size, int channel, in
if (ins->mode == 0 || channel == 6) {
uint16 note = 12;
int freq = _freqTable[note % 12];
- OPLWriteReg(_opl, 0xA0 | channel, freq);
+ _opl->writeReg(0xA0 | channel, freq);
freq = ((note / 12) << 2) | ((freq & 0x300) >> 8);
if (ins->mode == 0) {
freq |= 0x20;
}
- OPLWriteReg(_opl, 0xB0 | channel, freq);
+ _opl->writeReg(0xB0 | channel, freq);
}
if (ins->mode != 0) {
_vibrato |= 1 << (10 - ins->channel);
- OPLWriteReg(_opl, 0xBD, _vibrato);
+ _opl->writeReg(0xBD, _vibrato);
}
}
@@ -562,15 +537,15 @@ void AdLibSoundDriverADL::setChannelFrequency(int channel, int frequency) {
}
freq = _freqTable[note % 12];
- OPLWriteReg(_opl, 0xA0 | channel, freq);
+ _opl->writeReg(0xA0 | channel, freq);
freq = (oct << 2) | ((freq & 0x300) >> 8);
if (ins->mode == 0) {
freq |= 0x20;
}
- OPLWriteReg(_opl, 0xB0 | channel, freq);
+ _opl->writeReg(0xB0 | channel, freq);
if (ins->mode != 0) {
_vibrato |= 1 << (10 - channel);
- OPLWriteReg(_opl, 0xBD, _vibrato);
+ _opl->writeReg(0xBD, _vibrato);
}
}
@@ -580,11 +555,11 @@ void AdLibSoundDriverADL::playSample(const byte *data, int size, int channel, in
setupInstrument(data, channel);
AdLibSoundInstrument *ins = &_instrumentsTable[channel];
if (ins->mode != 0 && ins->channel == 6) {
- OPLWriteReg(_opl, 0xB0 | channel, 0);
+ _opl->writeReg(0xB0 | channel, 0);
}
if (ins->mode != 0) {
_vibrato &= ~(1 << (10 - ins->channel));
- OPLWriteReg(_opl, 0xBD, _vibrato);
+ _opl->writeReg(0xBD, _vibrato);
}
if (ins->mode != 0) {
channel = ins->channel;
@@ -599,15 +574,15 @@ void AdLibSoundDriverADL::playSample(const byte *data, int size, int channel, in
note = ins->amDepth;
}
int freq = _freqTable[note % 12];
- OPLWriteReg(_opl, 0xA0 | channel, freq);
+ _opl->writeReg(0xA0 | channel, freq);
freq = ((note / 12) << 2) | ((freq & 0x300) >> 8);
if (ins->mode == 0) {
freq |= 0x20;
}
- OPLWriteReg(_opl, 0xB0 | channel, freq);
+ _opl->writeReg(0xB0 | channel, freq);
if (ins->mode != 0) {
_vibrato |= 1 << (10 - channel);
- OPLWriteReg(_opl, 0xBD, _vibrato);
+ _opl->writeReg(0xBD, _vibrato);
}
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-15 13:15:46 +0000