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/* ScummVM - Graphic Adventure Engine
*
* ScummVM is the legal property of its developers, whose names
* are too numerous to list here. Please refer to the COPYRIGHT
* file distributed with this source distribution.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
* $URL$
* $Id$
*
*/
#ifndef KYRA_SOUND_INTERN_H
#define KYRA_SOUND_INTERN_H
#include "kyra/sound.h"
#include "kyra/sound_adlib.h"
#include "common/mutex.h"
#include "sound/softsynth/ym2612.h"
#include "sound/softsynth/emumidi.h"
#include "sound/midiparser.h"
namespace Audio {
class PCSpeaker;
class MaxTrax;
} // end of namespace Audio
namespace Kyra {
class MidiOutput;
/**
* MIDI output device.
*
* This device supports both MT-32 MIDI, as used in
* Kyrandia 1 and 2, and GM MIDI, as used in Kyrandia 2.
*/
class SoundMidiPC : public Sound {
public:
SoundMidiPC(KyraEngine_v1 *vm, Audio::Mixer *mixer, MidiDriver *driver, kType type);
~SoundMidiPC();
kType getMusicType() const { return _type; }
bool init();
void updateVolumeSettings();
void loadSoundFile(uint file);
void loadSoundFile(Common::String file);
void loadSfxFile(Common::String file);
void playTrack(uint8 track);
void haltTrack();
bool isPlaying();
void playSoundEffect(uint8 track);
void stopAllSoundEffects();
void beginFadeOut();
private:
static void onTimer(void *data);
// Our channel handling
int _musicVolume, _sfxVolume;
uint32 _fadeStartTime;
bool _fadeMusicOut;
// Midi file related
Common::String _mFileName, _sFileName;
byte *_musicFile, *_sfxFile;
MidiParser *_music;
MidiParser *_sfx[3];
// misc
kType _type;
Common::String getFileName(const Common::String &str);
bool _nativeMT32;
MidiDriver *_driver;
MidiOutput *_output;
Common::Mutex _mutex;
};
class Towns_EuphonyDriver;
class TownsPC98_OpnDriver;
class SoundTowns : public MidiDriver, public Sound {
public:
SoundTowns(KyraEngine_v1 *vm, Audio::Mixer *mixer);
~SoundTowns();
kType getMusicType() const { return kTowns; }
bool init();
void process();
void loadSoundFile(uint file);
void loadSoundFile(Common::String) {}
void playTrack(uint8 track);
void haltTrack();
void playSoundEffect(uint8);
void beginFadeOut();
//MidiDriver interface implementation
int open();
void close();
void send(uint32 b);
void metaEvent(byte type, byte *data, uint16 length) {}
void setTimerCallback(void *timerParam, void (*timerProc)(void *)) { }
uint32 getBaseTempo(void);
//Channel allocation functions
MidiChannel *allocateChannel() { return 0; }
MidiChannel *getPercussionChannel() { return 0; }
static float calculatePhaseStep(int8 semiTone, int8 semiToneRootkey,
uint32 sampleRate, uint32 outputRate, int32 pitchWheel);
private:
bool loadInstruments();
void playEuphonyTrack(uint32 offset, int loop);
static void onTimer(void *data);
int _lastTrack;
Audio::AudioStream *_currentSFX;
Audio::SoundHandle _sfxHandle;
uint _sfxFileIndex;
uint8 *_sfxFileData;
Towns_EuphonyDriver * _driver;
MidiParser * _parser;
Common::Mutex _mutex;
const uint8 *_sfxBTTable;
const uint8 *_sfxWDTable;
};
class SoundPC98 : public Sound {
public:
SoundPC98(KyraEngine_v1 *vm, Audio::Mixer *mixer);
~SoundPC98();
virtual kType getMusicType() const { return kPC98; }
bool init();
void process() {}
void loadSoundFile(uint file) {}
void loadSoundFile(Common::String) {}
void playTrack(uint8 track);
void haltTrack();
void beginFadeOut();
int32 voicePlay(const char *file, Audio::SoundHandle *handle, uint8 volume, bool isSfx) { return -1; }
void playSoundEffect(uint8);
protected:
int _lastTrack;
uint8 *_musicTrackData;
uint8 *_sfxTrackData;
TownsPC98_OpnDriver *_driver;
};
class SoundTownsPC98_v2 : public Sound {
public:
SoundTownsPC98_v2(KyraEngine_v1 *vm, Audio::Mixer *mixer);
~SoundTownsPC98_v2();
kType getMusicType() const { return _vm->gameFlags().platform == Common::kPlatformFMTowns ? kTowns : kPC98; }
bool init();
void process();
void loadSoundFile(uint file) {}
void loadSoundFile(Common::String file);
void playTrack(uint8 track);
void haltTrack();
void beginFadeOut();
int32 voicePlay(const char *file, Audio::SoundHandle *handle, uint8 volume, bool isSfx);
void playSoundEffect(uint8 track);
protected:
Audio::AudioStream *_currentSFX;
int _lastTrack;
bool _useFmSfx;
uint8 *_musicTrackData;
uint8 *_sfxTrackData;
TownsPC98_OpnDriver *_driver;
};
// PC Speaker MIDI driver
class MidiDriver_PCSpeaker : public MidiDriver_Emulated {
public:
MidiDriver_PCSpeaker(Audio::Mixer *mixer);
~MidiDriver_PCSpeaker();
// MidiDriver interface
void close() {}
void send(uint32 data);
MidiChannel *allocateChannel() { return 0; }
MidiChannel *getPercussionChannel() { return 0; }
// MidiDriver_Emulated interface
void generateSamples(int16 *buffer, int numSamples);
// AudioStream interface
bool isStereo() const { return false; }
int getRate() const { return _rate; }
private:
Common::Mutex _mutex;
Audio::PCSpeaker *_speaker;
int _rate;
struct Channel {
uint8 pitchBendLow, pitchBendHigh;
uint8 hold;
uint8 modulation;
uint8 voiceProtect;
uint8 noteCount;
} _channel[2];
void resetController(int channel);
struct Note {
bool enabled;
uint8 hardwareChannel;
uint8 midiChannel;
uint8 note;
bool processHold;
uint8 flags;
uint8 hardwareFlags;
uint16 priority;
int16 modulation;
uint16 precedence;
} _note[2];
void noteOn(int channel, int note);
void noteOff(int channel, int note);
void turnNoteOn(int note);
void overwriteNote(int note);
void turnNoteOff(int note);
void setupTone(int note);
uint16 _countdown;
uint8 _hardwareChannel[1];
bool _modulationFlag;
uint8 _timerValue;
void onTimer();
static const uint8 _noteTable1[];
static const uint8 _noteTable2[];
};
class SoundAmiga : public Sound {
public:
SoundAmiga(KyraEngine_v1 *vm, Audio::Mixer *mixer);
~SoundAmiga();
virtual kType getMusicType() const { return kAmiga; } //FIXME
bool init();
void process() {}
void loadSoundFile(uint file);
void loadSoundFile(Common::String) {}
void playTrack(uint8 track);
void haltTrack();
void beginFadeOut();
int32 voicePlay(const char *file, Audio::SoundHandle *handle, uint8 volume, bool isSfx) { return -1; }
void playSoundEffect(uint8);
protected:
Audio::MaxTrax *_driver;
Audio::SoundHandle _musicHandle;
enum FileType { kFileNone = -1, kFileIntro = 0, kFileGame = 1, kFileFinal = 2 } _fileLoaded;
static const char *const kFilenameTable[3][2];
static const struct EffectEntry {
uint16 duration;
uint8 note;
uint8 patch;
int8 volume;
int8 pan;
} tableEffectsIntro[40], tableEffectsGame[120];
};
} // end of namespace Kyra
#endif
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