Initial commit
This commit is contained in:
879
engines/cruise/sound.cpp
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879
engines/cruise/sound.cpp
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/* ScummVM - Graphic Adventure Engine
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*
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* ScummVM is the legal property of its developers, whose names
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* are too numerous to list here. Please refer to the COPYRIGHT
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* file distributed with this source distribution.
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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#include "common/endian.h"
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#include "common/system.h"
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#include "common/textconsole.h"
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#include "cruise/cruise.h"
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#include "cruise/cruise_main.h"
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#include "cruise/sound.h"
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#include "cruise/volume.h"
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#include "audio/fmopl.h"
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namespace Audio {
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class Mixer;
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}
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namespace Cruise {
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class PCSoundDriver {
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public:
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typedef void (*UpdateCallback)(void *);
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PCSoundDriver() :
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_upCb(nullptr),
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_upRef(nullptr),
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_musicVolume(0),
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_sfxVolume(0) {}
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virtual ~PCSoundDriver() {}
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virtual void setupChannel(int channel, const byte *data, int instrument, int volume) = 0;
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virtual void setChannelFrequency(int channel, int frequency) = 0;
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virtual void stopChannel(int channel) = 0;
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virtual void playSample(const byte *data, int size, int channel, int volume) = 0;
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virtual void stopAll() = 0;
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virtual const char *getInstrumentExtension() const { return ""; }
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virtual void syncSounds();
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void setUpdateCallback(UpdateCallback upCb, void *ref);
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void resetChannel(int channel);
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void findNote(int freq, int *note, int *oct) const;
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protected:
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UpdateCallback _upCb;
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void *_upRef;
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uint8 _musicVolume;
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uint8 _sfxVolume;
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static const int _noteTable[];
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static const int _noteTableCount;
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};
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const int PCSoundDriver::_noteTable[] = {
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0xEEE, 0xE17, 0xD4D, 0xC8C, 0xBD9, 0xB2F, 0xA8E, 0x9F7,
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0x967, 0x8E0, 0x861, 0x7E8, 0x777, 0x70B, 0x6A6, 0x647,
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0x5EC, 0x597, 0x547, 0x4FB, 0x4B3, 0x470, 0x430, 0x3F4,
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0x3BB, 0x385, 0x353, 0x323, 0x2F6, 0x2CB, 0x2A3, 0x27D,
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0x259, 0x238, 0x218, 0x1FA, 0x1DD, 0x1C2, 0x1A9, 0x191,
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0x17B, 0x165, 0x151, 0x13E, 0x12C, 0x11C, 0x10C, 0x0FD,
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0x0EE, 0x0E1, 0x0D4, 0x0C8, 0x0BD, 0x0B2, 0x0A8, 0x09F,
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0x096, 0x08E, 0x086, 0x07E, 0x077, 0x070, 0x06A, 0x064,
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0x05E, 0x059, 0x054, 0x04F, 0x04B, 0x047, 0x043, 0x03F,
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0x03B, 0x038, 0x035, 0x032, 0x02F, 0x02C, 0x02A, 0x027,
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0x025, 0x023, 0x021, 0x01F, 0x01D, 0x01C, 0x01A, 0x019,
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0x017, 0x016, 0x015, 0x013, 0x012, 0x011, 0x010, 0x00F
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};
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const int PCSoundDriver::_noteTableCount = ARRAYSIZE(_noteTable);
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struct AdLibRegisterSoundInstrument {
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uint8 vibrato;
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uint8 attackDecay;
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uint8 sustainRelease;
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uint8 feedbackStrength;
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uint8 keyScaling;
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uint8 outputLevel;
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uint8 freqMod;
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};
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struct AdLibSoundInstrument {
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byte mode;
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byte channel;
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AdLibRegisterSoundInstrument regMod;
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AdLibRegisterSoundInstrument regCar;
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byte waveSelectMod;
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byte waveSelectCar;
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byte amDepth;
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};
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struct VolumeEntry {
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int original;
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int adjusted;
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};
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class AdLibSoundDriver : public PCSoundDriver {
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public:
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AdLibSoundDriver(Audio::Mixer *mixer);
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~AdLibSoundDriver() override;
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// PCSoundDriver interface
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void setupChannel(int channel, const byte *data, int instrument, int volume) override;
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void stopChannel(int channel) override;
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void stopAll() override;
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void initCard();
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void onTimer();
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void setupInstrument(const byte *data, int channel);
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void setupInstrument(const AdLibSoundInstrument *ins, int channel);
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void loadRegisterInstrument(const byte *data, AdLibRegisterSoundInstrument *reg);
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virtual void loadInstrument(const byte *data, AdLibSoundInstrument *asi) = 0;
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void syncSounds() override;
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void adjustVolume(int channel, int volume);
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protected:
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OPL::OPL *_opl;
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Audio::Mixer *_mixer;
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byte _vibrato;
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VolumeEntry _channelsVolumeTable[5];
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AdLibSoundInstrument _instrumentsTable[5];
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static const int _freqTable[];
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static const int _freqTableCount;
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static const int _operatorsTable[];
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static const int _operatorsTableCount;
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static const int _voiceOperatorsTable[];
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static const int _voiceOperatorsTableCount;
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};
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const int AdLibSoundDriver::_freqTable[] = {
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0x157, 0x16C, 0x181, 0x198, 0x1B1, 0x1CB,
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0x1E6, 0x203, 0x222, 0x243, 0x266, 0x28A
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};
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const int AdLibSoundDriver::_freqTableCount = ARRAYSIZE(_freqTable);
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const int AdLibSoundDriver::_operatorsTable[] = {
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0, 1, 2, 3, 4, 5, 8, 9, 10, 11, 12, 13, 16, 17, 18, 19, 20, 21
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};
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const int AdLibSoundDriver::_operatorsTableCount = ARRAYSIZE(_operatorsTable);
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const int AdLibSoundDriver::_voiceOperatorsTable[] = {
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0, 3, 1, 4, 2, 5, 6, 9, 7, 10, 8, 11, 12, 15, 16, 16, 14, 14, 17, 17, 13, 13
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};
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const int AdLibSoundDriver::_voiceOperatorsTableCount = ARRAYSIZE(_voiceOperatorsTable);
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class AdLibSoundDriverADL : public AdLibSoundDriver {
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public:
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AdLibSoundDriverADL(Audio::Mixer *mixer) : AdLibSoundDriver(mixer) {}
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const char *getInstrumentExtension() const override { return ".ADL"; }
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void loadInstrument(const byte *data, AdLibSoundInstrument *asi) override;
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void setChannelFrequency(int channel, int frequency) override;
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void playSample(const byte *data, int size, int channel, int volume) override;
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};
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class PCSoundFxPlayer {
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private:
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enum {
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NUM_INSTRUMENTS = 15,
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NUM_CHANNELS = 4
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};
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void update();
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void handleEvents();
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void handlePattern(int channel, const byte *patternData);
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char _musicName[33];
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bool _playing;
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bool _songPlayed;
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int _currentPos;
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int _currentOrder;
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int _numOrders;
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int _eventsDelay;
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bool _looping;
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int _fadeOutCounter;
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int _updateTicksCounter;
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int _instrumentsChannelTable[NUM_CHANNELS];
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byte *_sfxData;
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byte *_instrumentsData[NUM_INSTRUMENTS];
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PCSoundDriver *_driver;
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public:
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PCSoundFxPlayer(PCSoundDriver *driver);
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~PCSoundFxPlayer();
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bool load(const char *song);
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void play();
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void stop();
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void unload();
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void fadeOut();
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void doSync(Common::Serializer &s);
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static void updateCallback(void *ref);
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bool songLoaded() const { return _sfxData != nullptr; }
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bool songPlayed() const { return _songPlayed; }
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bool playing() const { return _playing; }
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uint8 numOrders() const { assert(_sfxData); return _sfxData[470]; }
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void setNumOrders(uint8 v) { assert(_sfxData); _sfxData[470] = v; }
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void setPattern(int offset, uint8 value) { assert(_sfxData); _sfxData[472 + offset] = value; }
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const char *musicName() { return _musicName; }
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// Note: Original game never actually uses looping variable. Songs are hardcoded to loop
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bool looping() const { return _looping; }
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void setLooping(bool v) { _looping = v; }
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};
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byte *readBundleSoundFile(const char *name) {
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// Load the correct file
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int fileIdx = findFileInDisks(name);
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if (fileIdx < 0) return nullptr;
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int unpackedSize = volumePtrToFileDescriptor[fileIdx].extSize + 2;
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byte *data = (byte *)MemAlloc(unpackedSize);
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assert(data);
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if (volumePtrToFileDescriptor[fileIdx].size + 2 != unpackedSize) {
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uint8 *packedBuffer = (uint8 *)mallocAndZero(volumePtrToFileDescriptor[fileIdx].size + 2);
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loadPackedFileToMem(fileIdx, packedBuffer);
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//uint32 realUnpackedSize = READ_BE_UINT32(packedBuffer + volumePtrToFileDescriptor[fileIdx].size - 4);
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delphineUnpack(data, packedBuffer, volumePtrToFileDescriptor[fileIdx].size);
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MemFree(packedBuffer);
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} else {
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loadPackedFileToMem(fileIdx, data);
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}
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return data;
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}
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void PCSoundDriver::setUpdateCallback(UpdateCallback upCb, void *ref) {
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_upCb = upCb;
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_upRef = ref;
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}
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void PCSoundDriver::findNote(int freq, int *note, int *oct) const {
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*note = _noteTableCount - 1;
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for (int i = 0; i < _noteTableCount; ++i) {
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if (_noteTable[i] <= freq) {
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*note = i;
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break;
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}
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}
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*oct = *note / 12;
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*note %= 12;
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}
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void PCSoundDriver::resetChannel(int channel) {
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stopChannel(channel);
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stopAll();
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}
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void PCSoundDriver::syncSounds() {
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bool mute = false;
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if (ConfMan.hasKey("mute"))
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mute = ConfMan.getBool("mute");
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bool music_mute = mute;
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bool sfx_mute = mute;
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if (!mute) {
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music_mute = ConfMan.getBool("music_mute");
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sfx_mute = ConfMan.getBool("sfx_mute");
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}
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// Get the new music and sfx volumes
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_musicVolume = music_mute ? 0 : MIN(255, ConfMan.getInt("music_volume"));
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_sfxVolume = sfx_mute ? 0 : MIN(255, ConfMan.getInt("sfx_volume"));
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}
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AdLibSoundDriver::AdLibSoundDriver(Audio::Mixer *mixer)
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: _mixer(mixer) {
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_opl = OPL::Config::create();
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if (!_opl || !_opl->init())
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error("Failed to create OPL");
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for (int i = 0; i < 5; ++i) {
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_channelsVolumeTable[i].original = 0;
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_channelsVolumeTable[i].adjusted = 0;
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}
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memset(_instrumentsTable, 0, sizeof(_instrumentsTable));
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initCard();
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_musicVolume = ConfMan.getBool("music_mute") ? 0 : MIN(255, ConfMan.getInt("music_volume"));
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_sfxVolume = ConfMan.getBool("sfx_mute") ? 0 : MIN(255, ConfMan.getInt("sfx_volume"));
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_opl->start(new Common::Functor0Mem<void, AdLibSoundDriver>(this, &AdLibSoundDriver::onTimer), 50);
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}
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AdLibSoundDriver::~AdLibSoundDriver() {
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delete _opl;
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}
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void AdLibSoundDriver::syncSounds() {
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PCSoundDriver::syncSounds();
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// Force all instruments to reload on the next playing point
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for (int i = 0; i < 5; ++i) {
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adjustVolume(i, _channelsVolumeTable[i].original);
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AdLibSoundInstrument *ins = &_instrumentsTable[i];
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setupInstrument(ins, i);
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}
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}
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void AdLibSoundDriver::adjustVolume(int channel, int volume) {
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_channelsVolumeTable[channel].original = volume;
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volume = CLIP(volume, 0, 80);
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volume += volume / 4;
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// The higher possible value for volume is 100
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int volAdjust = (channel == 4) ? _sfxVolume : _musicVolume;
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volume = (volume * volAdjust) / 128;
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if (volume > 127)
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volume = 127;
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_channelsVolumeTable[channel].adjusted = volume;
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}
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void AdLibSoundDriver::setupChannel(int channel, const byte *data, int instrument, int volume) {
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assert(channel < 5);
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if (data) {
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adjustVolume(channel, volume);
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setupInstrument(data, channel);
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}
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}
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void AdLibSoundDriver::stopChannel(int channel) {
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assert(channel < 5);
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AdLibSoundInstrument *ins = &_instrumentsTable[channel];
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if (ins->mode != 0 && ins->channel == 6) {
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channel = 6;
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}
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if (ins->mode == 0 || channel == 6) {
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_opl->writeReg(0xB0 | channel, 0);
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}
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if (ins->mode != 0) {
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_vibrato &= ~(1 << (10 - ins->channel));
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_opl->writeReg(0xBD, _vibrato);
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}
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}
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void AdLibSoundDriver::stopAll() {
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for (int i = 0; i < 18; ++i)
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_opl->writeReg(0x40 | _operatorsTable[i], 63);
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for (int i = 0; i < 9; ++i)
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_opl->writeReg(0xB0 | i, 0);
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_opl->writeReg(0xBD, 0);
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}
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void AdLibSoundDriver::initCard() {
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_vibrato = 0x20;
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_opl->writeReg(0xBD, _vibrato);
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_opl->writeReg(0x08, 0x40);
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static const int oplRegs[] = { 0x40, 0x60, 0x80, 0x20, 0xE0 };
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for (int i = 0; i < 9; ++i) {
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_opl->writeReg(0xB0 | i, 0);
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}
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for (int i = 0; i < 9; ++i) {
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_opl->writeReg(0xC0 | i, 0);
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}
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for (int j = 0; j < 5; j++) {
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for (int i = 0; i < 18; ++i) {
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_opl->writeReg(oplRegs[j] | _operatorsTable[i], 0);
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}
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}
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_opl->writeReg(1, 0x20);
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_opl->writeReg(1, 0);
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}
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void AdLibSoundDriver::onTimer() {
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if (_upCb) {
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(*_upCb)(_upRef);
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}
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}
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void AdLibSoundDriver::setupInstrument(const byte *data, int channel) {
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assert(channel < 5);
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AdLibSoundInstrument *ins = &_instrumentsTable[channel];
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loadInstrument(data, ins);
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setupInstrument(ins, channel);
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}
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void AdLibSoundDriver::setupInstrument(const AdLibSoundInstrument *ins, int channel) {
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int mod, car, tmp;
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const AdLibRegisterSoundInstrument *reg;
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if (ins->mode != 0) {
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mod = _operatorsTable[_voiceOperatorsTable[2 * ins->channel + 0]];
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car = _operatorsTable[_voiceOperatorsTable[2 * ins->channel + 1]];
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} else {
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mod = _operatorsTable[_voiceOperatorsTable[2 * channel + 0]];
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car = _operatorsTable[_voiceOperatorsTable[2 * channel + 1]];
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}
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if (ins->mode == 0 || ins->channel == 6) {
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reg = &ins->regMod;
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_opl->writeReg(0x20 | mod, reg->vibrato);
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if (reg->freqMod) {
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tmp = reg->outputLevel & 0x3F;
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} else {
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tmp = (63 - (reg->outputLevel & 0x3F)) * _channelsVolumeTable[channel].adjusted;
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tmp = 63 - (2 * tmp + 127) / (2 * 127);
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}
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_opl->writeReg(0x40 | mod, tmp | (reg->keyScaling << 6));
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_opl->writeReg(0x60 | mod, reg->attackDecay);
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_opl->writeReg(0x80 | mod, reg->sustainRelease);
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if (ins->mode != 0) {
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_opl->writeReg(0xC0 | ins->channel, reg->feedbackStrength);
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} else {
|
||||
_opl->writeReg(0xC0 | channel, reg->feedbackStrength);
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}
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_opl->writeReg(0xE0 | mod, ins->waveSelectMod);
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}
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||||
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reg = &ins->regCar;
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_opl->writeReg(0x20 | car, reg->vibrato);
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tmp = (63 - (reg->outputLevel & 0x3F)) * _channelsVolumeTable[channel].adjusted;
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||||
tmp = 63 - (2 * tmp + 127) / (2 * 127);
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||||
_opl->writeReg(0x40 | car, tmp | (reg->keyScaling << 6));
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||||
_opl->writeReg(0x60 | car, reg->attackDecay);
|
||||
_opl->writeReg(0x80 | car, reg->sustainRelease);
|
||||
_opl->writeReg(0xE0 | car, ins->waveSelectCar);
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||||
}
|
||||
|
||||
void AdLibSoundDriver::loadRegisterInstrument(const byte *data, AdLibRegisterSoundInstrument *reg) {
|
||||
reg->vibrato = 0;
|
||||
if (READ_LE_UINT16(data + 18)) { // amplitude vibrato
|
||||
reg->vibrato |= 0x80;
|
||||
}
|
||||
if (READ_LE_UINT16(data + 20)) { // frequency vibrato
|
||||
reg->vibrato |= 0x40;
|
||||
}
|
||||
if (READ_LE_UINT16(data + 10)) { // sustaining sound
|
||||
reg->vibrato |= 0x20;
|
||||
}
|
||||
if (READ_LE_UINT16(data + 22)) { // envelope scaling
|
||||
reg->vibrato |= 0x10;
|
||||
}
|
||||
reg->vibrato |= READ_LE_UINT16(data + 2) & 0xF; // frequency multiplier
|
||||
|
||||
reg->attackDecay = READ_LE_UINT16(data + 6) << 4; // attack rate
|
||||
reg->attackDecay |= READ_LE_UINT16(data + 12) & 0xF; // decay rate
|
||||
|
||||
reg->sustainRelease = READ_LE_UINT16(data + 8) << 4; // sustain level
|
||||
reg->sustainRelease |= READ_LE_UINT16(data + 14) & 0xF; // release rate
|
||||
|
||||
reg->feedbackStrength = READ_LE_UINT16(data + 4) << 1; // feedback
|
||||
if (READ_LE_UINT16(data + 24) == 0) { // frequency modulation
|
||||
reg->feedbackStrength |= 1;
|
||||
}
|
||||
|
||||
reg->keyScaling = READ_LE_UINT16(data);
|
||||
reg->outputLevel = READ_LE_UINT16(data + 16);
|
||||
reg->freqMod = READ_LE_UINT16(data + 24);
|
||||
}
|
||||
|
||||
void AdLibSoundDriverADL::loadInstrument(const byte *data, AdLibSoundInstrument *asi) {
|
||||
asi->mode = *data++;
|
||||
asi->channel = *data++;
|
||||
asi->waveSelectMod = *data++ & 3;
|
||||
asi->waveSelectCar = *data++ & 3;
|
||||
asi->amDepth = *data++;
|
||||
++data;
|
||||
loadRegisterInstrument(data, &asi->regMod); data += 26;
|
||||
loadRegisterInstrument(data, &asi->regCar); data += 26;
|
||||
}
|
||||
|
||||
void AdLibSoundDriverADL::setChannelFrequency(int channel, int frequency) {
|
||||
assert(channel < 5);
|
||||
AdLibSoundInstrument *ins = &_instrumentsTable[channel];
|
||||
if (ins->mode != 0) {
|
||||
channel = ins->channel;
|
||||
if (channel == 9) {
|
||||
channel = 8;
|
||||
} else if (channel == 10) {
|
||||
channel = 7;
|
||||
}
|
||||
}
|
||||
int freq, note, oct;
|
||||
findNote(frequency, ¬e, &oct);
|
||||
|
||||
note += oct * 12;
|
||||
if (ins->amDepth) {
|
||||
note = ins->amDepth;
|
||||
}
|
||||
if (note < 0) {
|
||||
note = 0;
|
||||
}
|
||||
|
||||
freq = _freqTable[note % 12];
|
||||
_opl->writeReg(0xA0 | channel, freq);
|
||||
freq = ((note / 12) << 2) | ((freq & 0x300) >> 8);
|
||||
if (ins->mode == 0) {
|
||||
freq |= 0x20;
|
||||
}
|
||||
_opl->writeReg(0xB0 | channel, freq);
|
||||
if (ins->mode != 0) {
|
||||
_vibrato |= 1 << (10 - channel);
|
||||
_opl->writeReg(0xBD, _vibrato);
|
||||
}
|
||||
}
|
||||
|
||||
void AdLibSoundDriverADL::playSample(const byte *data, int size, int channel, int volume) {
|
||||
assert(channel < 5);
|
||||
adjustVolume(channel, 127);
|
||||
|
||||
setupInstrument(data, channel);
|
||||
AdLibSoundInstrument *ins = &_instrumentsTable[channel];
|
||||
if (ins->mode != 0 && ins->channel == 6) {
|
||||
_opl->writeReg(0xB0 | channel, 0);
|
||||
}
|
||||
if (ins->mode != 0) {
|
||||
_vibrato &= ~(1 << (10 - ins->channel));
|
||||
_opl->writeReg(0xBD, _vibrato);
|
||||
}
|
||||
if (ins->mode != 0) {
|
||||
channel = ins->channel;
|
||||
if (channel == 9) {
|
||||
channel = 8;
|
||||
} else if (channel == 10) {
|
||||
channel = 7;
|
||||
}
|
||||
}
|
||||
uint16 note = 48;
|
||||
if (ins->amDepth) {
|
||||
note = ins->amDepth;
|
||||
}
|
||||
int freq = _freqTable[note % 12];
|
||||
_opl->writeReg(0xA0 | channel, freq);
|
||||
freq = ((note / 12) << 2) | ((freq & 0x300) >> 8);
|
||||
if (ins->mode == 0) {
|
||||
freq |= 0x20;
|
||||
}
|
||||
_opl->writeReg(0xB0 | channel, freq);
|
||||
if (ins->mode != 0) {
|
||||
_vibrato |= 1 << (10 - channel);
|
||||
_opl->writeReg(0xBD, _vibrato);
|
||||
}
|
||||
}
|
||||
|
||||
PCSoundFxPlayer::PCSoundFxPlayer(PCSoundDriver *driver)
|
||||
: _playing(false), _songPlayed(false), _driver(driver) {
|
||||
memset(_instrumentsData, 0, sizeof(_instrumentsData));
|
||||
_sfxData = nullptr;
|
||||
_fadeOutCounter = 0;
|
||||
_driver->setUpdateCallback(updateCallback, this);
|
||||
|
||||
_currentPos = 0;
|
||||
_currentOrder = 0;
|
||||
_numOrders = 0;
|
||||
_eventsDelay = 0;
|
||||
_looping = false;
|
||||
_updateTicksCounter = 0;
|
||||
}
|
||||
|
||||
PCSoundFxPlayer::~PCSoundFxPlayer() {
|
||||
_driver->setUpdateCallback(nullptr, nullptr);
|
||||
stop();
|
||||
}
|
||||
|
||||
bool PCSoundFxPlayer::load(const char *song) {
|
||||
debug(9, "PCSoundFxPlayer::load('%s')", song);
|
||||
|
||||
/* stop (w/ fade out) the previous song */
|
||||
while (_fadeOutCounter != 0 && _fadeOutCounter < 100) {
|
||||
g_system->delayMillis(50);
|
||||
}
|
||||
_fadeOutCounter = 0;
|
||||
|
||||
if (_playing) {
|
||||
stop();
|
||||
}
|
||||
|
||||
Common::strlcpy(_musicName, song, sizeof(_musicName));
|
||||
_songPlayed = false;
|
||||
_looping = false;
|
||||
_sfxData = readBundleSoundFile(song);
|
||||
if (!_sfxData) {
|
||||
warning("Unable to load soundfx module '%s'", song);
|
||||
return 0;
|
||||
}
|
||||
|
||||
for (int i = 0; i < NUM_INSTRUMENTS; ++i) {
|
||||
_instrumentsData[i] = nullptr;
|
||||
|
||||
char instrument[64];
|
||||
memset(instrument, 0, 64); // Clear the data first
|
||||
memcpy(instrument, _sfxData + 20 + i * 30, 12);
|
||||
instrument[63] = '\0';
|
||||
|
||||
if (strlen(instrument) != 0) {
|
||||
char *dot = strrchr(instrument, '.');
|
||||
if (dot) {
|
||||
*dot = '\0';
|
||||
}
|
||||
Common::strlcat(instrument, _driver->getInstrumentExtension(), sizeof(instrument));
|
||||
_instrumentsData[i] = readBundleSoundFile(instrument);
|
||||
if (!_instrumentsData[i]) {
|
||||
warning("Unable to load soundfx instrument '%s'", instrument);
|
||||
}
|
||||
}
|
||||
}
|
||||
return 1;
|
||||
}
|
||||
|
||||
void PCSoundFxPlayer::play() {
|
||||
debug(9, "PCSoundFxPlayer::play()");
|
||||
if (_sfxData) {
|
||||
for (int i = 0; i < NUM_CHANNELS; ++i) {
|
||||
_instrumentsChannelTable[i] = -1;
|
||||
}
|
||||
_currentPos = 0;
|
||||
_currentOrder = 0;
|
||||
_numOrders = _sfxData[470];
|
||||
_eventsDelay = (244 - _sfxData[471]) * 100 / 1060;
|
||||
_updateTicksCounter = 0;
|
||||
_playing = true;
|
||||
}
|
||||
}
|
||||
|
||||
void PCSoundFxPlayer::stop() {
|
||||
if (_playing || _fadeOutCounter != 0) {
|
||||
_fadeOutCounter = 0;
|
||||
_playing = false;
|
||||
for (int i = 0; i < NUM_CHANNELS; ++i) {
|
||||
_driver->stopChannel(i);
|
||||
}
|
||||
_driver->stopAll();
|
||||
}
|
||||
unload();
|
||||
}
|
||||
|
||||
void PCSoundFxPlayer::fadeOut() {
|
||||
if (_playing) {
|
||||
_fadeOutCounter = 1;
|
||||
_playing = false;
|
||||
}
|
||||
}
|
||||
|
||||
void PCSoundFxPlayer::updateCallback(void *ref) {
|
||||
((PCSoundFxPlayer *)ref)->update();
|
||||
}
|
||||
|
||||
void PCSoundFxPlayer::update() {
|
||||
if (_playing || (_fadeOutCounter != 0 && _fadeOutCounter < 100)) {
|
||||
++_updateTicksCounter;
|
||||
if (_updateTicksCounter > _eventsDelay) {
|
||||
handleEvents();
|
||||
_updateTicksCounter = 0;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
void PCSoundFxPlayer::handleEvents() {
|
||||
const byte *patternData = _sfxData + 600 + 1800;
|
||||
const byte *orderTable = _sfxData + 472;
|
||||
uint16 patternNum = orderTable[_currentOrder] * 1024;
|
||||
|
||||
for (int i = 0; i < 4; ++i) {
|
||||
handlePattern(i, patternData + patternNum + _currentPos);
|
||||
patternData += 4;
|
||||
}
|
||||
|
||||
if (_fadeOutCounter != 0 && _fadeOutCounter < 100) {
|
||||
_fadeOutCounter += 2;
|
||||
}
|
||||
if (_fadeOutCounter >= 100) {
|
||||
stop();
|
||||
return;
|
||||
}
|
||||
|
||||
_currentPos += 16;
|
||||
if (_currentPos >= 1024) {
|
||||
_currentPos = 0;
|
||||
++_currentOrder;
|
||||
if (_currentOrder == _numOrders) {
|
||||
_currentOrder = 0;
|
||||
}
|
||||
}
|
||||
debug(7, "_currentOrder=%d/%d _currentPos=%d", _currentOrder, _numOrders, _currentPos);
|
||||
}
|
||||
|
||||
void PCSoundFxPlayer::handlePattern(int channel, const byte *patternData) {
|
||||
int instrument = patternData[2] >> 4;
|
||||
if (instrument != 0) {
|
||||
--instrument;
|
||||
if (_instrumentsChannelTable[channel] != instrument || _fadeOutCounter != 0) {
|
||||
_instrumentsChannelTable[channel] = instrument;
|
||||
const int volume = _sfxData[instrument] - _fadeOutCounter;
|
||||
_driver->setupChannel(channel, _instrumentsData[instrument], instrument, volume);
|
||||
}
|
||||
}
|
||||
int16 freq = (int16)READ_BE_UINT16(patternData);
|
||||
if (freq > 0) {
|
||||
_driver->stopChannel(channel);
|
||||
_driver->setChannelFrequency(channel, freq);
|
||||
}
|
||||
}
|
||||
|
||||
void PCSoundFxPlayer::unload() {
|
||||
for (int i = 0; i < NUM_INSTRUMENTS; ++i) {
|
||||
MemFree(_instrumentsData[i]);
|
||||
_instrumentsData[i] = nullptr;
|
||||
}
|
||||
MemFree(_sfxData);
|
||||
_sfxData = nullptr;
|
||||
_songPlayed = true;
|
||||
}
|
||||
|
||||
void PCSoundFxPlayer::doSync(Common::Serializer &s) {
|
||||
s.syncBytes((byte *)_musicName, 33);
|
||||
uint16 v = (uint16)songLoaded();
|
||||
s.syncAsSint16LE(v);
|
||||
|
||||
if (s.isLoading() && v) {
|
||||
load(_musicName);
|
||||
|
||||
for (int i = 0; i < NUM_CHANNELS; ++i) {
|
||||
_instrumentsChannelTable[i] = -1;
|
||||
}
|
||||
|
||||
_numOrders = _sfxData[470];
|
||||
_eventsDelay = (244 - _sfxData[471]) * 100 / 1060;
|
||||
_updateTicksCounter = 0;
|
||||
}
|
||||
|
||||
s.syncAsSint16LE(_songPlayed);
|
||||
s.syncAsSint16LE(_looping);
|
||||
s.syncAsSint16LE(_currentPos);
|
||||
s.syncAsSint16LE(_currentOrder);
|
||||
s.syncAsSint16LE(_playing);
|
||||
}
|
||||
|
||||
PCSound::PCSound(Audio::Mixer *mixer, CruiseEngine *vm) {
|
||||
_vm = vm;
|
||||
_mixer = mixer;
|
||||
_soundDriver = new AdLibSoundDriverADL(_mixer);
|
||||
_player = new PCSoundFxPlayer(_soundDriver);
|
||||
_genVolume = 0;
|
||||
}
|
||||
|
||||
PCSound::~PCSound() {
|
||||
delete _player;
|
||||
delete _soundDriver;
|
||||
}
|
||||
|
||||
void PCSound::loadMusic(const char *name) {
|
||||
debugC(5, kCruiseDebugSound, "PCSound::loadMusic('%s')", name);
|
||||
_player->load(name);
|
||||
}
|
||||
|
||||
void PCSound::playMusic() {
|
||||
debugC(5, kCruiseDebugSound, "PCSound::playMusic()");
|
||||
_player->play();
|
||||
}
|
||||
|
||||
void PCSound::stopMusic() {
|
||||
debugC(5, kCruiseDebugSound, "PCSound::stopMusic()");
|
||||
_player->stop();
|
||||
}
|
||||
|
||||
void PCSound::removeMusic() {
|
||||
debugC(5, kCruiseDebugSound, "PCSound::removeMusic()");
|
||||
_player->unload();
|
||||
}
|
||||
|
||||
void PCSound::fadeOutMusic() {
|
||||
debugC(5, kCruiseDebugSound, "PCSound::fadeOutMusic()");
|
||||
_player->fadeOut();
|
||||
}
|
||||
|
||||
void PCSound::playSound(const uint8 *data, int size, int volume) {
|
||||
debugC(5, kCruiseDebugSound, "PCSound::playSound() channel %d size %d", 4, size);
|
||||
_soundDriver->playSample(data, size, 4, volume);
|
||||
}
|
||||
|
||||
void PCSound::stopSound(int channel) {
|
||||
debugC(5, kCruiseDebugSound, "PCSound::stopSound() channel %d", channel);
|
||||
_soundDriver->resetChannel(channel);
|
||||
}
|
||||
|
||||
void PCSound::stopChannel(int channel) {
|
||||
debugC(5, kCruiseDebugSound, "PCSound::stopChannel() channel %d", channel);
|
||||
_soundDriver->stopChannel(channel);
|
||||
}
|
||||
|
||||
bool PCSound::isPlaying() const {
|
||||
return _player->playing();
|
||||
}
|
||||
|
||||
bool PCSound::songLoaded() const {
|
||||
return _player->songLoaded();
|
||||
}
|
||||
|
||||
bool PCSound::songPlayed() const {
|
||||
return _player->songPlayed();
|
||||
}
|
||||
|
||||
void PCSound::fadeSong() {
|
||||
_player->fadeOut();
|
||||
}
|
||||
|
||||
uint8 PCSound::numOrders() const {
|
||||
return _player->numOrders();
|
||||
}
|
||||
|
||||
void PCSound::setNumOrders(uint8 v) {
|
||||
_player->setNumOrders(v);
|
||||
}
|
||||
|
||||
void PCSound::setPattern(int offset, uint8 value) {
|
||||
_player->setPattern(offset, value);
|
||||
}
|
||||
|
||||
bool PCSound::musicLooping() const {
|
||||
return _player->looping();
|
||||
}
|
||||
|
||||
void PCSound::musicLoop(bool v) {
|
||||
_player->setLooping(v);
|
||||
}
|
||||
|
||||
void PCSound::startNote(int channel, int volume, int freq) {
|
||||
warning("TODO: startNote");
|
||||
// _soundDriver->setVolume(channel, volume);
|
||||
_soundDriver->setChannelFrequency(channel, freq);
|
||||
}
|
||||
|
||||
void PCSound::doSync(Common::Serializer &s) {
|
||||
_player->doSync(s);
|
||||
s.syncAsSint16LE(_genVolume);
|
||||
}
|
||||
|
||||
const char *PCSound::musicName() {
|
||||
return _player->musicName();
|
||||
}
|
||||
|
||||
void PCSound::syncSounds() {
|
||||
_soundDriver->syncSounds();
|
||||
}
|
||||
|
||||
} // End of namespace Cruise
|
||||
Reference in New Issue
Block a user