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 #ifdef ENABLE_EOB
24
25 #include "kyra/sound/sound_intern.h"
26 #include "kyra/resource/resource.h"
27
28 #include "common/config-manager.h"
29
30 #include "backends/audiocd/audiocd.h"
31
32 #include "audio/audiostream.h"
33 #include "audio/decoders/raw.h"
34
35 namespace Kyra {
36
SoundTowns_Darkmoon(KyraEngine_v1 * vm,Audio::Mixer * mixer)37 SoundTowns_Darkmoon::SoundTowns_Darkmoon(KyraEngine_v1 *vm, Audio::Mixer *mixer) : Sound(vm, mixer) {
38 _intf = new TownsAudioInterface(mixer, this);
39 _pcmData = 0;
40 _pcmVol = 0;
41 _timer = 0;
42 _timerSwitch = 0;
43 memset(_resource, 0, sizeof(_resource));
44 }
45
~SoundTowns_Darkmoon()46 SoundTowns_Darkmoon::~SoundTowns_Darkmoon() {
47 for (int i = 0; i < 3; i++)
48 initAudioResourceInfo(i, 0);
49 delete _intf;
50 delete[] _pcmData;
51 }
52
init()53 bool SoundTowns_Darkmoon::init() {
54 if (!_intf->init())
55 return false;
56
57 _intf->callback(21, 255, 1);
58 _intf->callback(21, 0, 1);
59 _intf->callback(22, 255, 221);
60
61 _intf->callback(70, 0x31);
62 _intf->callback(33, 1);
63 _intf->callback(8, 0x47, 127);
64 _intf->callback(67, 1, 127, 127);
65
66 _intf->setSoundEffectChanMask(-1);
67
68 _lastSfxChan = 0x46;
69 _lastEnvChan = 0x40;
70
71 updateVolumeSettings();
72
73 return true;
74 }
75
timerCallback(int timerId)76 void SoundTowns_Darkmoon::timerCallback(int timerId) {
77 switch (timerId) {
78 case 1:
79 _timerSwitch = (_timerSwitch + 1) % 4;
80 if (!_timerSwitch)
81 _timer++;
82 break;
83 default:
84 break;
85 }
86 }
87
initAudioResourceInfo(int set,void * info)88 void SoundTowns_Darkmoon::initAudioResourceInfo(int set, void *info) {
89 delete _resource[set];
90 _resource[set] = info ? new SoundResourceInfo_TownsEoB(*(SoundResourceInfo_TownsEoB*)info) : 0;
91 }
92
selectAudioResourceSet(int set)93 void SoundTowns_Darkmoon::selectAudioResourceSet(int set) {
94 delete[] _pcmData;
95
96 if (!_resource[set] || !_resource[kMusicIngame])
97 return;
98
99 _fileList = _resource[set]->fileList;
100 _fileListLen = _resource[set]->numFiles;
101
102 _pcmDataSize = _resource[kMusicIngame]->pcmDataSize;
103 _pcmData = new uint8[_pcmDataSize];
104 _pcmVol = _resource[set]->pcmVolume;
105 memcpy(_pcmData, _resource[kMusicIngame]->pcmData, _pcmDataSize);
106
107 if (set == kMusicIngame)
108 return;
109
110 memcpy(_pcmData, _resource[set]->pcmData, _resource[set]->pcmDataSize);
111 }
112
hasSoundFile(uint file) const113 bool SoundTowns_Darkmoon::hasSoundFile(uint file) const {
114 return true;
115 }
116
loadSoundFile(uint file)117 void SoundTowns_Darkmoon::loadSoundFile(uint file) {
118 if (file < _fileListLen)
119 loadSoundFile(_fileList[file]);
120 }
121
loadSoundFile(Common::String name)122 void SoundTowns_Darkmoon::loadSoundFile(Common::String name) {
123 Common::SeekableReadStream *s = _vm->resource()->createReadStream(Common::String::format("%s.SDT", name.c_str()));
124 if (!s)
125 error("Failed to load sound file '%s.SDT'", name.c_str());
126
127 for (int i = 0; i < 120; i++) {
128 _soundTable[i].type = s->readSByte();
129 _soundTable[i].para1 = s->readSint32LE();
130 _soundTable[i].para2 = s->readSint16LE();
131 }
132
133 delete s;
134
135 uint32 bytesLeft;
136 uint8 *pmb = _vm->resource()->fileData(Common::String::format("%s.PMB", name.c_str()).c_str(), &bytesLeft);
137
138 _vm->delay(300);
139
140 if (pmb) {
141 uint8 *src = pmb + 8;
142 for (int i = 0; i < 32; i++)
143 _intf->callback(5, 0x40, i, &src[i << 7]);
144
145 _intf->callback(35, -1);
146 src += 0x1000;
147 bytesLeft -= 0x1008;
148
149 while (bytesLeft) {
150 _intf->callback(34, src);
151 uint32 len = READ_LE_UINT16(&src[12]) + 32;
152 src = src + len;
153 bytesLeft -= len;
154 }
155
156 delete[] pmb;
157 } else {
158 warning("Sound file '%s.PMB' not found.", name.c_str());
159 // TODO
160 }
161 }
162
playTrack(uint8 track)163 void SoundTowns_Darkmoon::playTrack(uint8 track) {
164 if (track >= 120 || !_sfxEnabled)
165 return;
166
167 uint8 *pcm = 0;
168
169 switch (_soundTable[track].type) {
170 case -1:
171 if (track == 0)
172 haltTrack();
173 else if (track == 2)
174 beginFadeOut();
175 break;
176
177 case 0:
178 if (_soundTable[track].para1 == -1 || (uint32)_soundTable[track].para1 > _pcmDataSize)
179 return;
180
181 pcm = _pcmData + _soundTable[track].para1;
182 WRITE_LE_UINT16(&pcm[24], _soundTable[track].para2 * 98 / 1000);
183
184 _intf->callback(39, 0x47);
185 _intf->callback(37, 0x47, 60, track == 11 ? 127 : _pcmVol, pcm);
186 break;
187
188 case 2:
189 resetTrigger();
190 g_system->getAudioCDManager()->play(_soundTable[track].para1 - 1, 1, 0, 0);
191 break;
192
193 case 3:
194 _lastSfxChan ^= 3;
195 _intf->callback(39, _lastSfxChan);
196 _intf->callback(4, _lastSfxChan, _soundTable[track].para1);
197 _intf->callback(1, _lastSfxChan, _soundTable[track].para2, 127);
198 break;
199
200 default:
201 break;
202 }
203 }
204
haltTrack()205 void SoundTowns_Darkmoon::haltTrack() {
206 _intf->callback(39, 0x47);
207 _intf->callback(39, 0x46);
208 _intf->callback(39, 0x45);
209
210 g_system->getAudioCDManager()->stop();
211 }
212
isPlaying() const213 bool SoundTowns_Darkmoon::isPlaying() const {
214 return g_system->getAudioCDManager()->isPlaying();
215 }
216
playSoundEffect(uint16 track,uint8 volume)217 void SoundTowns_Darkmoon::playSoundEffect(uint16 track, uint8 volume) {
218 if (!_sfxEnabled)
219 return;
220
221 if (volume == 255)
222 return playTrack(track);
223
224 uint8 *pcm = 0;
225
226 switch (_soundTable[track].type) {
227 case 0:
228 if (_soundTable[track].para1 == -1 || (uint32)_soundTable[track].para1 > _pcmDataSize)
229 return;
230
231 pcm = _pcmData + _soundTable[track].para1;
232 WRITE_LE_UINT16(&pcm[24], _soundTable[track].para2 * 98 / 1000);
233
234 _intf->callback(39, 0x47);
235 _intf->callback(37, 0x47, 60, volume, pcm);
236 break;
237
238 case 3:
239 _intf->callback(2, _lastEnvChan);
240 _intf->callback(4, _lastEnvChan, _soundTable[track].para1);
241 _intf->callback(1, _lastEnvChan, _soundTable[track].para2, volume);
242 break;
243
244 default:
245 break;
246 }
247
248 if (++_lastEnvChan == 0x43)
249 _lastEnvChan = 0x40;
250 }
251
stopAllSoundEffects()252 void SoundTowns_Darkmoon::stopAllSoundEffects() {
253 _intf->callback(39, 0x42);
254 _intf->callback(39, 0x41);
255 _intf->callback(39, 0x40);
256 }
257
beginFadeOut()258 void SoundTowns_Darkmoon::beginFadeOut() {
259 for (int vol = 127; vol >= 0; vol -= 2) {
260 _intf->callback(67, 1, vol, vol);
261 _vm->delay(16);
262 }
263
264 _intf->callback(67, 1, 0, 0);
265 _intf->callback(70, 1);
266
267 g_system->getAudioCDManager()->stop();
268
269 _intf->callback(70, 0x31);
270 _intf->callback(67, 1, 127, 127);
271 }
272
updateVolumeSettings()273 void SoundTowns_Darkmoon::updateVolumeSettings() {
274 bool mute = (ConfMan.hasKey("mute")) ? ConfMan.getBool("mute") : false;
275 _intf->setSoundEffectVolume((mute ? 0 : ConfMan.getInt("sfx_volume")));
276 }
277
checkTrigger()278 int SoundTowns_Darkmoon::checkTrigger() {
279 return _timer;
280 }
281
resetTrigger()282 void SoundTowns_Darkmoon::resetTrigger() {
283 _timer = 0;
284 _timerSwitch = 0;
285 }
286
287 } // End of namespace Kyra
288
289 #endif
290