From f1f29302f5401c4782985cec4d47d069b99036ee Mon Sep 17 00:00:00 2001
From: Matthew Hoops
Date: Fri, 3 Apr 2015 00:18:58 -0400
Subject: AUDIO: Remove the legacy OPL API

---
 engines/cine/sound.cpp | 88 ++++++++++++++++++++++++++------------------------
 1 file changed, 46 insertions(+), 42 deletions(-)

(limited to 'engines/cine/sound.cpp')

diff --git a/engines/cine/sound.cpp b/engines/cine/sound.cpp
index 069a4787ac..8da6dba532 100644
--- a/engines/cine/sound.cpp
+++ b/engines/cine/sound.cpp
@@ -128,7 +128,7 @@ protected:
 	UpdateCallback _upCb;
 	void *_upRef;
 
-	FM_OPL *_opl;
+	OPL::OPL *_opl;
 	int _sampleRate;
 	Audio::Mixer *_mixer;
 	Audio::SoundHandle _soundHandle;
@@ -282,8 +282,12 @@ 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(_sampleRate))
+		error("Failed to create OPL");
+
 	memset(_channelsVolumeTable, 0, sizeof(_channelsVolumeTable));
 	memset(_instrumentsTable, 0, sizeof(_instrumentsTable));
 	initCard();
@@ -292,7 +296,7 @@ AdLibSoundDriver::AdLibSoundDriver(Audio::Mixer *mixer)
 
 AdLibSoundDriver::~AdLibSoundDriver() {
 	_mixer->stopHandle(_soundHandle);
-	OPLDestroy(_opl);
+	delete _opl;
 }
 
 void AdLibSoundDriver::setUpdateCallback(UpdateCallback upCb, void *ref) {
@@ -322,23 +326,23 @@ 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);
+	_opl->writeReg(0xBD, 0);
 }
 
 int AdLibSoundDriver::readBuffer(int16 *buffer, const int numSamples) {
@@ -348,26 +352,26 @@ int AdLibSoundDriver::readBuffer(int16 *buffer, const int numSamples) {
 
 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) {
@@ -379,7 +383,7 @@ void AdLibSoundDriver::update(int16 *buf, int len) {
 		}
 		samplesLeft -= count;
 		len -= count;
-		YM3812UpdateOne(_opl, buf, count);
+		_opl->readBuffer(buf, count);
 		if (samplesLeft == 0) {
 			if (_upCb) {
 				(*_upCb)(_upRef);
@@ -408,32 +412,32 @@ 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 +494,16 @@ 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 +519,16 @@ 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 +566,15 @@ 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 +584,11 @@ 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 +603,15 @@ 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);
 	}
 }
 
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