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/* ScummVM - Scumm Interpreter
* Copyright (C) 2001 Ludvig Strigeus
* Copyright (C) 2001-2003 The ScummVM project
*
* 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*
* $Header$
*
*/
#ifndef IMUSE_DIGI_H
#define IMUSE_DIGI_H
#include "common/scummsys.h"
#include "scumm/music.h"
#include "sound/mixer.h"
namespace Scumm {
#define MAX_DIGITAL_CHANNELS 8
#define MAX_IMUSE_JUMPS 1
#define MAX_IMUSE_REGIONS 3
class ScummEngine;
class Bundle;
/**
* iMuse Digital Implementation for SCUMM v7 and higher.
*/
class IMuseDigital : public MusicEngine {
private:
struct Channel {
int8 _volumeRight;
int8 _volume;
int8 _volumeFade;
int8 _volumeFadeParam;
int8 _volumeFadeStep;
int _delay;
int32 _offsetStop;
int32 _offset;
byte *_data;
int _freq;
int _channels;
int _bits;
int32 _size;
int _idSound;
int32 _mixerSize;
int _mixerFlags;
PlayingSoundHandle _handle;
bool _used;
bool _toBeRemoved;
};
Channel _channel[MAX_DIGITAL_CHANNELS];
ScummEngine *_scumm;
bool _pause;
static void timer_handler(void *refConf);
void musicTimer();
//
// Bundle music
//
const char *_nameBundleMusic;
const char *_newNameBundleMusic;
byte _musicDisk;
byte _voiceDisk;
int32 _currentSampleBundleMusic;
int32 _numberSamplesBundleMusic;
int32 _offsetSampleBundleMusic;
int32 _offsetBufBundleMusic;
byte *_musicBundleBufFinal;
byte *_musicBundleBufOutput;
bool _pauseBundleMusic;
PlayingSoundHandle _bundleMusicTrack;
bool _musicBundleToBeChanged;
int32 _bundleMusicSampleBits;
int32 _outputMixerSize;
int32 _bundleSampleChannels;
int32 _bundleMusicPosition;
static void music_handler(void *refCon);
void bundleMusicHandler();
void playBundleMusic(const char *song);
void pauseBundleMusic(bool state);
public:
int32 _bundleSongPosInMs;
Bundle *_bundle; // FIXME: should be protected but is used by ScummEngine::askForDisk
void stopBundleMusic();
void playBundleSound(const char *sound, PlayingSoundHandle *handle);
public:
IMuseDigital(ScummEngine *scumm);
~IMuseDigital();
void setMasterVolume(int vol) {}
void startSound(int sound);
void stopSound(int sound);
void stopAllSounds();
void pause(bool pause);
int32 doCommand(int a, int b, int c, int d, int e, int f, int g, int h);
int getSoundStatus(int sound) const;
};
} // End of namespace Scumm
#endif
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