1 /* ScummVM - Graphic Adventure Engine
2 *
3 * ScummVM is the legal property of its developers, whose names
4 * are too numerous to list here. Please refer to the COPYRIGHT
5 * file distributed with this source distribution.
6 *
7 * This program is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU General Public License
9 * as published by the Free Software Foundation; either version 2
10 * of the License, or (at your option) any later version.
11 *
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
16 *
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
20 *
21 */
22
23 #include "titanic/sound/sound.h"
24 #include "titanic/game_manager.h"
25 #include "titanic/titanic.h"
26
27 namespace Titanic {
28
~CSoundItem()29 CSoundItem::~CSoundItem() {
30 delete _waveFile;
31 }
32
33 /*------------------------------------------------------------------------*/
34
CSound(CGameManager * owner,Audio::Mixer * mixer)35 CSound::CSound(CGameManager *owner, Audio::Mixer *mixer) :
36 _gameManager(owner), _soundManager(mixer) {
37 g_vm->_movieManager.setSoundManager(&_soundManager);
38 }
39
~CSound()40 CSound::~CSound() {
41 _soundManager.qsWaveMixCloseSession();
42 _sounds.destroyContents();
43 }
44
save(SimpleFile * file) const45 void CSound::save(SimpleFile *file) const {
46 _soundManager.save(file);
47 }
48
load(SimpleFile * file)49 void CSound::load(SimpleFile *file) {
50 _soundManager.load(file);
51 }
52
preLoad()53 void CSound::preLoad() {
54 _soundManager.preLoad();
55
56 if (_gameManager)
57 _gameManager->_musicRoom.destroyMusicHandler();
58 }
59
preEnterView(CViewItem * newView,bool isNewRoom)60 void CSound::preEnterView(CViewItem *newView, bool isNewRoom) {
61 CNodeItem *node = newView->findNode();
62 double xp, yp, zp;
63 node->getPosition(xp, yp, zp);
64
65 double cosVal = cos(newView->_angle);
66 double sinVal = -sin(newView->_angle);
67
68 _soundManager.setListenerPosition(xp, yp, zp, cosVal, sinVal, 0, isNewRoom);
69 }
70
isActive(int handle)71 bool CSound::isActive(int handle) {
72 if (handle != 0 && handle != -1)
73 return _soundManager.isActive(handle);
74
75 return false;
76 }
77
setVolume(uint handle,uint volume,uint seconds)78 void CSound::setVolume(uint handle, uint volume, uint seconds) {
79 _soundManager.setVolume(handle, volume, seconds);
80 }
81
activateSound(CWaveFile * waveFile,DisposeAfterUse::Flag disposeAfterUse)82 void CSound::activateSound(CWaveFile *waveFile, DisposeAfterUse::Flag disposeAfterUse) {
83 for (CSoundItemList::iterator i = _sounds.begin(); i != _sounds.end(); ++i) {
84 CSoundItem *sound = *i;
85 if (sound->_waveFile == waveFile) {
86 sound->_active = true;
87 sound->_disposeAfterUse = disposeAfterUse;
88
89 // Anything bigger than 50Kb is automatically flagged to be free when finished
90 if (waveFile->size() > (50 * 1024))
91 sound->_disposeAfterUse = DisposeAfterUse::YES;
92 break;
93 }
94 }
95 }
96
stopChannel(int channel)97 void CSound::stopChannel(int channel) {
98 _soundManager.stopChannel(channel);
99 }
100
checkSounds()101 void CSound::checkSounds() {
102 for (CSoundItemList::iterator i = _sounds.begin(); i != _sounds.end(); ) {
103 CSoundItem *soundItem = *i;
104
105 if (soundItem->_active && soundItem->_disposeAfterUse == DisposeAfterUse::YES) {
106 if (!_soundManager.isActive(soundItem->_waveFile)) {
107 i = _sounds.erase(i);
108 delete soundItem;
109 continue;
110 }
111 }
112
113 ++i;
114 }
115 }
116
removeOldest()117 void CSound::removeOldest() {
118 for (CSoundItemList::iterator i = _sounds.reverse_begin();
119 i != _sounds.end(); --i) {
120 CSoundItem *soundItem = *i;
121 if (soundItem->_active && !_soundManager.isActive(soundItem->_waveFile)) {
122 _sounds.remove(soundItem);
123 delete soundItem;
124 break;
125 }
126 }
127 }
128
getTrueTalkSound(CDialogueFile * dialogueFile,int index)129 CWaveFile *CSound::getTrueTalkSound(CDialogueFile *dialogueFile, int index) {
130 return loadSpeech(dialogueFile, index);
131 }
132
loadSound(const CString & name)133 CWaveFile *CSound::loadSound(const CString &name) {
134 checkSounds();
135
136 // Check whether an entry for the given name is already active
137 for (CSoundItemList::iterator i = _sounds.begin(); i != _sounds.end(); ++i) {
138 CSoundItem *soundItem = *i;
139 if (soundItem->_name == name) {
140 // Found it, so move it to the front of the list and return
141 _sounds.remove(soundItem);
142 _sounds.push_front(soundItem);
143 return soundItem->_waveFile;
144 }
145 }
146
147 // Create new sound item
148 CSoundItem *soundItem = new CSoundItem(name);
149 soundItem->_waveFile = _soundManager.loadSound(name);
150
151 if (!soundItem->_waveFile) {
152 // Couldn't load sound, so destroy new item and return
153 delete soundItem;
154 return 0;
155 }
156
157 // Add the item to the list of sounds
158 _sounds.push_front(soundItem);
159
160 // If there are more than 10 sounds loaded, remove the last one,
161 // which is the least recently used of all of them
162 if (_sounds.size() > 10)
163 removeOldest();
164
165 return soundItem->_waveFile;
166 }
167
playSound(const CString & name,CProximity & prox)168 int CSound::playSound(const CString &name, CProximity &prox) {
169 CWaveFile *waveFile = loadSound(name);
170 if (!waveFile)
171 return -1;
172
173 prox._soundDuration = waveFile->getDurationTicks();
174 if (prox._soundType != Audio::Mixer::kPlainSoundType)
175 waveFile->_soundType = prox._soundType;
176
177 activateSound(waveFile, prox._disposeAfterUse);
178
179 return _soundManager.playSound(*waveFile, prox);
180 }
181
loadSpeech(CDialogueFile * dialogueFile,int speechId)182 CWaveFile *CSound::loadSpeech(CDialogueFile *dialogueFile, int speechId) {
183 checkSounds();
184
185 // Check whether an entry for the given name is already active
186 for (CSoundItemList::iterator i = _sounds.begin(); i != _sounds.end(); ++i) {
187 CSoundItem *soundItem = *i;
188 if (soundItem->_dialogueFileHandle == dialogueFile->getFile()
189 && soundItem->_speechId == speechId) {
190 // Found it, so move it to the front of the list and return
191 _sounds.remove(soundItem);
192 _sounds.push_front(soundItem);
193 return soundItem->_waveFile;
194 }
195 }
196
197 // Create new sound item
198 CSoundItem *soundItem = new CSoundItem(dialogueFile->getFile(), speechId);
199 soundItem->_waveFile = _soundManager.loadSpeech(dialogueFile, speechId);
200
201 if (!soundItem->_waveFile) {
202 // Couldn't load speech, so destroy new item and return
203 delete soundItem;
204 return 0;
205 }
206
207 // Add the item to the list of sounds
208 _sounds.push_front(soundItem);
209
210 // If there are more than 10 sounds loaded, remove the last one,
211 // which is the least recently used of all of them
212 if (_sounds.size() > 10)
213 removeOldest();
214
215 return soundItem->_waveFile;
216 }
217
playSpeech(CDialogueFile * dialogueFile,int speechId,CProximity & prox)218 int CSound::playSpeech(CDialogueFile *dialogueFile, int speechId, CProximity &prox) {
219 CWaveFile *waveFile = loadSpeech(dialogueFile, speechId);
220 if (!waveFile)
221 return -1;
222
223 prox._soundDuration = waveFile->getDurationTicks();
224 if (prox._soundType != Audio::Mixer::kPlainSoundType)
225 waveFile->_soundType = prox._soundType;
226
227 activateSound(waveFile, prox._disposeAfterUse);
228 return _soundManager.playSound(*waveFile, prox);
229 }
230
stopSound(uint handle)231 void CSound::stopSound(uint handle) {
232 _soundManager.stopSound(handle);
233 }
234
setCanFree(int handle)235 void CSound::setCanFree(int handle) {
236 if (handle != 0 && handle != -1)
237 _soundManager.setCanFree(handle);
238 }
239
updateMixer()240 void CSound::updateMixer() {
241 _soundManager.waveMixPump();
242 }
243
244 } // End of namespace Titanic
245