1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
|
/* 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 SCI_MUSIC_H
#define SCI_MUSIC_H
#include "common/savefile.h"
#include "common/serializer.h"
#include "common/mutex.h"
#include "sound/mixer.h"
#include "sound/audiostream.h"
#include "sound/mididrv.h"
#include "sound/midiparser.h"
#include "sci/sci.h"
#include "sci/resource.h"
#include "sci/sound/softseq/mididriver.h"
namespace Sci {
enum TrackType {
kTrackAdLib = 0,
kTrackGameBlaster = 9,
kTrackMT32 = 12,
kTrackSpeaker = 18,
kTrackTandy = 19
};
enum SoundStatus {
kSoundStopped = 0,
kSoundInitialized = 1,
kSoundPaused = 2,
kSoundPlaying = 3
};
#define MUSIC_VOLUME_DEFAULT 127
#define MUSIC_VOLUME_MAX 127
class MidiParser_SCI;
class SegManager;
class MusicEntry
#ifndef USE_OLD_MUSIC_FUNCTIONS
: public Common::Serializable
#endif
{
public:
// Do not get these directly for the sound objects!
// It's a bad idea, as the sound code (i.e. the SciMusic
// class) should be as separate as possible from the rest
// of the engine
reg_t soundObj;
SoundResource *soundRes;
uint16 resnum;
uint16 dataInc;
uint16 ticker;
uint16 signal;
byte prio;
uint16 loop;
byte volume;
byte hold;
int16 pauseCounter;
uint sampleLoopCounter;
byte fadeTo;
short fadeStep;
uint32 fadeTicker;
uint32 fadeTickerStep;
bool fadeSetVolume;
bool fadeCompleted;
bool stopAfterFading;
SoundStatus status;
Audio::Mixer::SoundType soundType;
#ifndef USE_OLD_MUSIC_FUNCTIONS
//protected:
#endif
MidiParser_SCI *pMidiParser;
// TODO: We need to revise how we store the different
// audio stream objects we require.
Audio::RewindableAudioStream *pStreamAud;
Audio::LoopingAudioStream *pLoopStream;
Audio::SoundHandle hCurrentAud;
public:
MusicEntry();
~MusicEntry();
void doFade();
void onTimer();
#ifndef USE_OLD_MUSIC_FUNCTIONS
virtual void saveLoadWithSerializer(Common::Serializer &ser);
#endif
};
typedef Common::Array<MusicEntry *> MusicList;
class SciMusic
#ifndef USE_OLD_MUSIC_FUNCTIONS
: public Common::Serializable
#endif
{
public:
SciMusic(SciVersion soundVersion);
~SciMusic();
void init();
void onTimer();
void clearPlayList();
// sound and midi functions
void soundInitSnd(MusicEntry *pSnd);
void soundPlay(MusicEntry *pSnd);
void soundStop(MusicEntry *pSnd);
void soundKill(MusicEntry *pSnd);
void soundPause(MusicEntry *pSnd);
void soundResume(MusicEntry *pSnd);
void soundSetVolume(MusicEntry *pSnd, byte volume);
void soundSetPriority(MusicEntry *pSnd, byte prio);
uint16 soundGetMasterVolume();
void soundSetMasterVolume(uint16 vol);
uint16 soundGetSoundOn() const { return _soundOn; }
void soundSetSoundOn(bool soundOnFlag);
uint16 soundGetVoices();
uint32 soundGetTempo() const { return _dwTempo; }
bool soundIsActive(MusicEntry *pSnd) {
assert(pSnd->pStreamAud != 0);
return _pMixer->isSoundHandleActive(pSnd->hCurrentAud);
}
void updateAudioStreamTicker(MusicEntry *pSnd) {
assert(pSnd->pStreamAud != 0);
pSnd->ticker = (uint16)(_pMixer->getSoundElapsedTime(pSnd->hCurrentAud) * 0.06);
}
MusicEntry *getSlot(reg_t obj);
void pushBackSlot(MusicEntry *slotEntry) {
Common::StackLock lock(_mutex);
_playList.push_back(slotEntry);
}
void printPlayList(Console *con);
// The following two methods are NOT thread safe - make sure that
// the mutex is always locked before calling them
MusicList::iterator getPlayListStart() { return _playList.begin(); }
MusicList::iterator getPlayListEnd() { return _playList.end(); }
void sendMidiCommand(uint32 cmd) {
Common::StackLock lock(_mutex);
_pMidiDrv->send(cmd);
}
void setReverb(byte reverb);
void resetDriver();
#ifndef USE_OLD_MUSIC_FUNCTIONS
virtual void saveLoadWithSerializer(Common::Serializer &ser);
#endif
// Mutex for music code. Used to guard access to the song playlist, to the
// MIDI parser and to the MIDI driver/player. Note that guarded code must NOT
// include references to the mixer, otherwise there will probably be situations
// where a deadlock can occur
Common::Mutex _mutex;
protected:
byte findAudEntry(uint16 nAud, byte&oVolume, uint32& oOffset, uint32&oSize);
void sortPlayList();
SciVersion _soundVersion;
Audio::Mixer *_pMixer;
MidiPlayer *_pMidiDrv;
uint32 _dwTempo;
// Mixed AdLib/MIDI mode: when enabled from the ScummVM sound options screen,
// and a sound has a digital track, the sound from the AdLib track is played
bool _bMultiMidi;
private:
static void miditimerCallback(void *p);
MusicList _playList;
bool _soundOn;
byte _reverb;
byte _masterVolume;
};
} // End of namespace Sci
#endif
|