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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.
*
*/
#ifndef NEVERHOOD_SOUND_H
#define NEVERHOOD_SOUND_H
#include "audio/audiostream.h"
#include "common/array.h"
#include "neverhood/resourceman.h"
namespace Common {
class SeekableReadStream;
}
namespace Audio {
class SoundHandle;
}
namespace Neverhood {
class NeverhoodEngine;
class AudioResourceManSoundItem;
class AudioResourceManMusicItem;
class SoundResource {
public:
SoundResource(NeverhoodEngine *vm);
~SoundResource();
bool isPlaying();
void load(uint32 fileHash);
void unload();
void play(uint32 fileHash);
void play();
void playLooping();
void stop();
void setVolume(int16 volume);
void setPan(int16 pan);
protected:
NeverhoodEngine *_vm;
int16 _soundIndex;
AudioResourceManSoundItem *getSoundItem();
};
class MusicResource {
public:
MusicResource(NeverhoodEngine *vm);
bool isPlaying();
void load(uint32 fileHash);
void unload();
void play(int16 fadeVolumeStep);
void stop(int16 fadeVolumeStep);
void setVolume(int16 volume);
protected:
NeverhoodEngine *_vm;
int16 _musicIndex;
AudioResourceManMusicItem *getMusicItem();
};
class MusicItem {
public:
MusicItem(NeverhoodEngine *vm, uint32 groupNameHash, uint32 musicFileHash);
~MusicItem();
void startMusic(int16 countdown, int16 fadeVolumeStep);
void stopMusic(int16 countdown, int16 fadeVolumeStep);
void update();
uint32 getGroupNameHash() const { return _groupNameHash; }
uint32 getFileHash() const { return _fileHash; }
protected:
NeverhoodEngine *_vm;
uint32 _groupNameHash;
uint32 _fileHash;
bool _play;
bool _stop;
int16 _fadeVolumeStep;
int16 _countdown;
MusicResource *_musicResource;
};
class SoundItem {
public:
SoundItem(NeverhoodEngine *vm, uint32 groupNameHash, uint32 soundFileHash,
bool playOnceAfterRandomCountdown, int16 minCountdown, int16 maxCountdown,
bool playOnceAfterCountdown, int16 initialCountdown, bool playLooping, int16 currCountdown);
~SoundItem();
void setSoundParams(bool playOnceAfterRandomCountdown, int16 minCountdown, int16 maxCountdown,
int16 firstMinCountdown, int16 firstMaxCountdown);
void playSoundLooping();
void stopSound();
void setVolume(int volume);
void update();
void setPlayOnceAfterCountdown(bool playOnceAfterCountdown) { _playOnceAfterCountdown = playOnceAfterCountdown; }
uint32 getGroupNameHash() const { return _groupNameHash; }
uint32 getFileHash() const { return _fileHash; }
int16 getCurrCountdown() const { return _currCountdown; }
protected:
NeverhoodEngine *_vm;
uint32 _groupNameHash;
uint32 _fileHash;
bool _playOnceAfterRandomCountdown;
int16 _minCountdown;
int16 _maxCountdown;
bool _playOnceAfterCountdown;
int16 _initialCountdown;
bool _playLooping;
int16 _currCountdown;
SoundResource *_soundResource;
};
class SoundMan {
public:
SoundMan(NeverhoodEngine *vm);
~SoundMan();
void stopAllMusic();
void stopAllSounds();
// Music
void addMusic(uint32 groupNameHash, uint32 musicFileHash);
void deleteMusic(uint32 musicFileHash);
void startMusic(uint32 musicFileHash, int16 countdown, int16 fadeVolumeStep);
void stopMusic(uint32 musicFileHash, int16 countdown, int16 fadeVolumeStep);
// Sound
void addSound(uint32 groupNameHash, uint32 soundFileHash);
void addSoundList(uint32 groupNameHash, const uint32 *soundFileHashList);
void deleteSound(uint32 soundFileHash);
void setSoundParams(uint32 soundFileHash, bool playOnceAfterRandomCountdown,
int16 minCountdown, int16 maxCountdown, int16 firstMinCountdown, int16 firstMaxCountdown);
void setSoundListParams(const uint32 *soundFileHashList, bool playOnceAfterRandomCountdown,
int16 minCountdown, int16 maxCountdown, int16 firstMinCountdown, int16 firstMaxCountdown);
void playSoundLooping(uint32 soundFileHash);
void stopSound(uint32 soundFileHash);
void setSoundVolume(uint32 soundFileHash, int volume);
// Misc
void update();
void deleteGroup(uint32 groupNameHash);
void deleteMusicGroup(uint32 groupNameHash);
void deleteSoundGroup(uint32 groupNameHash);
void playTwoSounds(uint32 groupNameHash, uint32 soundFileHash1, uint32 soundFileHash2, int16 initialCountdown);
void playSoundThree(uint32 groupNameHash, uint32 soundFileHash);
void setTwoSoundsPlayFlag(bool playOnceAfterCountdown);
void setSoundThreePlayFlag(bool playOnceAfterCountdown);
protected:
NeverhoodEngine *_vm;
// TODO Find out what these special sounds are used for (door sounds?)
int _soundIndex1, _soundIndex2;
int16 _initialCountdown;
bool _playOnceAfterCountdown;
int _soundIndex3;
int16 _initialCountdown3;
bool _playOnceAfterCountdown3;
Common::Array<MusicItem*> _musicItems;
Common::Array<SoundItem*> _soundItems;
MusicItem *getMusicItemByHash(uint32 musicFileHash);
SoundItem *getSoundItemByHash(uint32 soundFileHash);
int16 addMusicItem(MusicItem *musicItem);
int16 addSoundItem(SoundItem *soundItem);
void deleteSoundByIndex(int index);
};
class NeverhoodAudioStream : public Audio::AudioStream {
public:
NeverhoodAudioStream(int rate, byte shiftValue, bool isLooping, DisposeAfterUse::Flag disposeStream, Common::SeekableReadStream *stream);
~NeverhoodAudioStream();
int readBuffer(int16 *buffer, const int numSamples);
bool isStereo() const { return _isStereo; }
bool endOfData() const { return _endOfData; }
int getRate() const { return _rate; }
private:
const int _rate;
const bool _isLooping;
const bool _isStereo;
const byte _shiftValue;
const bool _isCompressed;
int16 _prevValue;
Common::DisposablePtr<Common::SeekableReadStream> _stream;
bool _endOfData;
byte *_buffer;
enum {
kSampleBufferLength = 2048
};
int fillBuffer(int maxSamples);
};
// TODO Rename these
class AudioResourceManSoundItem {
public:
AudioResourceManSoundItem(NeverhoodEngine *vm, uint32 fileHash);
~AudioResourceManSoundItem();
void loadSound();
void unloadSound();
void setVolume(int16 volume);
void setPan(int16 pan);
void playSound(bool looping);
void stopSound();
bool isPlaying();
protected:
NeverhoodEngine *_vm;
uint32 _fileHash;
ResourceHandle _resourceHandle;
const byte *_data;
bool _isLoaded;
bool _isPlaying;
int16 _volume;
int16 _panning;
Audio::SoundHandle *_soundHandle;
};
class AudioResourceManMusicItem {
public:
AudioResourceManMusicItem(NeverhoodEngine *vm, uint32 fileHash);
~AudioResourceManMusicItem();
void playMusic(int16 fadeVolumeStep);
void stopMusic(int16 fadeVolumeStep);
void unloadMusic();
void setVolume(int16 volume);
void restart();
void update();
bool isPlaying() const { return _isPlaying; }
bool canRestart() const { return _canRestart; }
bool isTerminated() const { return _terminate; }
uint32 getFileHash() const { return _fileHash; }
protected:
NeverhoodEngine *_vm;
uint32 _fileHash;
bool _isPlaying;
bool _canRestart;
bool _terminate;
int16 _volume;
int16 _panning;
bool _start;
bool _isFadingIn;
bool _isFadingOut;
int16 _fadeVolume;
int16 _fadeVolumeStep;
Audio::SoundHandle *_soundHandle;
};
class AudioResourceMan {
public:
AudioResourceMan(NeverhoodEngine *vm);
~AudioResourceMan();
void stopAllMusic();
void stopAllSounds();
int16 addSound(uint32 fileHash);
void removeSound(int16 soundIndex);
int16 loadMusic(uint32 fileHash);
void updateMusic();
AudioResourceManSoundItem *getSoundItem(int16 index);
AudioResourceManMusicItem *getMusicItem(int16 index);
protected:
NeverhoodEngine *_vm;
Common::Array<AudioResourceManMusicItem*> _musicItems;
Common::Array<AudioResourceManSoundItem*> _soundItems;
int16 addSoundItem(AudioResourceManSoundItem *soundItem);
};
} // End of namespace Neverhood
#endif /* NEVERHOOD_SOUND_H */
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