void SoundCommandParser::processInitSound(reg_t obj) {
int resourceId = getSoundResourceId(obj);
// Check if a track with the same sound object is already playing
MusicEntry *oldSound = _music->getSlot(obj);
if (oldSound)
processDisposeSound(obj);
MusicEntry *newSound = new MusicEntry();
newSound->resourceId = resourceId;
newSound->soundObj = obj;
newSound->loop = readSelectorValue(_segMan, obj, SELECTOR(loop));
newSound->priority = readSelectorValue(_segMan, obj, SELECTOR(pri)) & 0xFF;
if (_soundVersion >= SCI_VERSION_1_EARLY)
newSound->volume = CLIP<int>(readSelectorValue(_segMan, obj, SELECTOR(vol)), 0, MUSIC_VOLUME_MAX);
newSound->reverb = -1; // initialize to SCI invalid, it'll be set correctly in soundInitSnd() below
debugC(kDebugLevelSound, "kDoSound(init): %04x:%04x number %d, loop %d, prio %d, vol %d", PRINT_REG(obj),
resourceId, newSound->loop, newSound->priority, newSound->volume);
initSoundResource(newSound);
_music->pushBackSlot(newSound);
if (newSound->soundRes || newSound->pStreamAud) {
// Notify the engine
if (_soundVersion <= SCI_VERSION_0_LATE)
writeSelectorValue(_segMan, obj, SELECTOR(state), kSoundInitialized);
else
writeSelector(_segMan, obj, SELECTOR(nodePtr), obj);
}
}
void SoundCommandParser::startNewSound(int number) {
Common::StackLock lock(_music->_mutex);
// Overwrite the first sound in the playlist
MusicEntry *song = *_music->getPlayListStart();
reg_t soundObj = song->soundObj;
processDisposeSound(soundObj);
writeSelectorValue(_segMan, soundObj, SELECTOR(number), number);
processInitSound(soundObj);
processPlaySound(soundObj);
}
void SoundCommandParser::processPlaySound(reg_t obj) {
MusicEntry *musicSlot = _music->getSlot(obj);
if (!musicSlot) {
warning("kDoSound(play): Slot not found (%04x:%04x), initializing it manually", PRINT_REG(obj));
// The sound hasn't been initialized for some reason, so initialize it
// here. Happens in KQ6, room 460, when giving the creature (child) to
// the bookworm. Fixes bugs #3413301 and #3421098.
processInitSound(obj);
musicSlot = _music->getSlot(obj);
if (!musicSlot)
error("Failed to initialize uninitialized sound slot");
}
int resourceId = getSoundResourceId(obj);
if (musicSlot->resourceId != resourceId) { // another sound loaded into struct
processDisposeSound(obj);
processInitSound(obj);
// Find slot again :)
musicSlot = _music->getSlot(obj);
}
writeSelector(_segMan, obj, SELECTOR(handle), obj);
if (_soundVersion >= SCI_VERSION_1_EARLY) {
writeSelector(_segMan, obj, SELECTOR(nodePtr), obj);
writeSelectorValue(_segMan, obj, SELECTOR(min), 0);
writeSelectorValue(_segMan, obj, SELECTOR(sec), 0);
writeSelectorValue(_segMan, obj, SELECTOR(frame), 0);
writeSelectorValue(_segMan, obj, SELECTOR(signal), 0);
} else {
writeSelectorValue(_segMan, obj, SELECTOR(state), kSoundPlaying);
}
musicSlot->loop = readSelectorValue(_segMan, obj, SELECTOR(loop));
musicSlot->priority = readSelectorValue(_segMan, obj, SELECTOR(priority));
// Reset hold when starting a new song. kDoSoundSetHold is always called after
// kDoSoundPlay to set it properly, if needed. Fixes bug #3413589.
musicSlot->hold = -1;
if (_soundVersion >= SCI_VERSION_1_EARLY)
musicSlot->volume = readSelectorValue(_segMan, obj, SELECTOR(vol));
debugC(kDebugLevelSound, "kDoSound(play): %04x:%04x number %d, loop %d, prio %d, vol %d", PRINT_REG(obj),
resourceId, musicSlot->loop, musicSlot->priority, musicSlot->volume);
_music->soundPlay(musicSlot);
// Reset any left-over signals
musicSlot->signal = 0;
musicSlot->fadeStep = 0;
}
reg_t SoundCommandParser::kDoSoundDispose(EngineState *s, int argc, reg_t *argv) {
debugC(kDebugLevelSound, "kDoSound(dispose): %04x:%04x", PRINT_REG(argv[0]));
processDisposeSound(argv[0]);
return s->r_acc;
}
reg_t SoundCommandParser::kDoSoundDispose(int argc, reg_t *argv, reg_t acc) {
debugC(kDebugLevelSound, "kDoSound(dispose): %04x:%04x", PRINT_REG(argv[0]));
processDisposeSound(argv[0]);
return acc;
}