499 lines
12 KiB
C++
499 lines
12 KiB
C++
/* ScummVM - Graphic Adventure Engine
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*
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* ScummVM is the legal property of its developers, whose names
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* are too numerous to list here. Please refer to the COPYRIGHT
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* file distributed with this source distribution.
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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#include "titanic/sound/sound_manager.h"
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#include "titanic/events.h"
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#include "titanic/titanic.h"
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namespace Titanic {
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const uint LATENCY = 100;
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const uint CHANNELS_COUNT = 16;
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CSoundManager::CSoundManager() : _musicPercent(75.0), _speechPercent(75.0),
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_masterPercent(75.0), _parrotPercent(75.0), _handleCtr(1) {
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}
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uint CSoundManager::getModeVolume(VolumeMode mode) {
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switch (mode) {
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case VOL_NORMAL:
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return (uint)_masterPercent;
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case VOL_QUIET:
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return (uint)(_masterPercent * 30 / 100);
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case VOL_VERY_QUIET:
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return (uint)(_masterPercent * 15 / 100);
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default:
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return 0;
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}
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}
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/*------------------------------------------------------------------------*/
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void QSoundManagerSounds::add(CWaveFile *waveFile, int iChannel, CEndTalkerFn endFn, TTtalker *talker) {
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push_back(new QSoundManagerSound(waveFile, iChannel, endFn, talker));
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}
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void QSoundManagerSounds::flushChannel(int iChannel) {
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for (iterator i = begin(); i != end(); ++i) {
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QSoundManagerSound *item = *i;
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if (item->_iChannel == iChannel) {
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if (item->_endFn)
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item->_endFn(item->_talker);
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remove(item);
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delete item;
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break;
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}
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}
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}
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void QSoundManagerSounds::flushChannel(CWaveFile *waveFile, int iChannel) {
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for (iterator i = begin(); i != end(); ++i) {
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QSoundManagerSound *item = *i;
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if (item->_waveFile->isLoaded() && item->_iChannel == iChannel) {
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if (item->_endFn)
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item->_endFn(item->_talker);
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remove(item);
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delete item;
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break;
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}
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}
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}
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bool QSoundManagerSounds::contains(const CWaveFile *waveFile) const {
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for (const_iterator i = begin(); i != end(); ++i) {
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const QSoundManagerSound *item = *i;
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if (item->_waveFile == waveFile)
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return true;
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}
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return false;
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}
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/*------------------------------------------------------------------------*/
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void QSoundManager::Slot::clear() {
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_waveFile = nullptr;
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_isTimed = false;
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_ticks = 0;
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_channel = -1;
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_handle = 0;
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_positioningMode = POSMODE_NONE;
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}
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/*------------------------------------------------------------------------*/
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QSoundManager::QSoundManager(Audio::Mixer *mixer) : CSoundManager(), QMixer(mixer),
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_field18(0), _field1C(0) {
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_slots.resize(48);
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Common::fill(&_channelsVolume[0], &_channelsVolume[16], 0);
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Common::fill(&_channelsMode[0], &_channelsMode[16], 0);
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qsWaveMixInitEx(QMIXCONFIG(AUDIO_SAMPLING_RATE, CHANNELS_COUNT, LATENCY));
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qsWaveMixActivate(true);
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qsWaveMixOpenChannel(0, QMIX_OPENALL);
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}
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QSoundManager::~QSoundManager() {
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// Close down the mixer
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qsWaveMixCloseSession();
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}
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CWaveFile *QSoundManager::loadSound(const CString &name) {
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CWaveFile *waveFile = new CWaveFile(_mixer);
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// Try to load the specified sound
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if (!waveFile->loadSound(name)) {
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delete waveFile;
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return nullptr;
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}
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return waveFile;
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}
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CWaveFile *QSoundManager::loadSpeech(CDialogueFile *dialogueFile, int speechId) {
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CWaveFile *waveFile = new CWaveFile(_mixer);
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// Try to load the specified sound
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if (!waveFile->loadSpeech(dialogueFile, speechId)) {
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delete waveFile;
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return nullptr;
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}
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return waveFile;
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}
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CWaveFile *QSoundManager::loadMusic(const CString &name) {
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CWaveFile *waveFile = new CWaveFile(_mixer);
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// Try to load the specified sound
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if (!waveFile->loadMusic(name)) {
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delete waveFile;
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return nullptr;
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}
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return waveFile;
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}
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CWaveFile *QSoundManager::loadMusic(CAudioBuffer *buffer, DisposeAfterUse::Flag disposeAfterUse) {
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CWaveFile *waveFile = new CWaveFile(_mixer);
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// Try to load the specified audio buffer
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if (!waveFile->loadMusic(buffer, disposeAfterUse)) {
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delete waveFile;
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return nullptr;
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}
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return waveFile;
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}
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int QSoundManager::playSound(CWaveFile &waveFile, CProximity &prox) {
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int channel = -1;
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uint flags = QMIX_CLEARQUEUE;
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if (prox._priorSoundHandle >= 1) {
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// This sound should only be started after a prior one finishes,
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// so scan the slots for the specified sound
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for (uint idx = 0; idx < _slots.size(); ++idx) {
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if (_slots[idx]._handle == prox._priorSoundHandle) {
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channel = _slots[idx]._channel;
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flags = QMIX_QUEUEWAVE;
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break;
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}
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}
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}
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if (channel >= 0 || (channel = resetChannel(prox._channelMode)) != -1) {
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return playWave(&waveFile, channel, flags, prox);
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}
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return 0;
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}
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void QSoundManager::stopSound(int handle) {
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resetChannel(10);
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for (uint idx = 0; idx < _slots.size(); ++idx) {
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Slot &slot = _slots[idx];
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if (slot._handle == handle) {
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qsWaveMixFlushChannel(slot._channel);
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_sounds.flushChannel(slot._channel);
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resetChannel(10);
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}
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}
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}
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void QSoundManager::stopChannel(int channel) {
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int endChannel;
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switch (channel) {
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case 0:
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case 3:
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endChannel = channel + 3;
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break;
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case 6:
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endChannel = 10;
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break;
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case 10:
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endChannel = 48;
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break;
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default:
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return;
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}
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for (; channel < endChannel; ++channel) {
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qsWaveMixFlushChannel(channel);
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_sounds.flushChannel(channel);
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}
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}
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void QSoundManager::setCanFree(int handle) {
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for (uint idx = 0; idx < _slots.size(); ++idx) {
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if (_slots[idx]._handle == handle)
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_slots[idx]._isTimed = true;
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}
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}
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void QSoundManager::stopAllChannels() {
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qsWaveMixFlushChannel(0, QMIX_OPENALL);
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for (int idx = 0; idx < 16; ++idx)
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_sounds.flushChannel(idx);
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resetChannel(10);
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}
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int QSoundManager::resetChannel(int iChannel) {
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int newChannel = -1;
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int channelStart = 10;
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int channelEnd = 16;
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if (iChannel != 10) {
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qsWaveMixFlushChannel(iChannel);
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_sounds.flushChannel(iChannel);
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channelStart = iChannel;
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channelEnd = iChannel + 1;
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} else {
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uint ticks = g_vm->_events->getTicksCount();
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for (uint idx = 0; idx < _slots.size(); ++idx) {
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Slot &slot = _slots[idx];
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if (slot._isTimed && slot._ticks && ticks > slot._ticks) {
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qsWaveMixFlushChannel(slot._channel);
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_sounds.flushChannel(slot._channel);
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}
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}
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}
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for (iChannel = channelStart; iChannel < channelEnd; ++iChannel) {
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if (qsWaveMixIsChannelDone(iChannel)) {
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// Scan through the slots, and reset any slot using the channel
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for (uint idx = 0; idx < _slots.size(); ++idx) {
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Slot &slot = _slots[idx];
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if (slot._channel == iChannel)
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slot.clear();
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}
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// Use the empty channel
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newChannel = iChannel;
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}
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}
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return newChannel;
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}
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void QSoundManager::setVolume(int handle, uint volume, uint seconds) {
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for (uint idx = 0; idx < _slots.size(); ++idx) {
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Slot &slot = _slots[idx];
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if (slot._handle == handle) {
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assert(slot._channel >= 0);
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_channelsVolume[slot._channel] = volume;
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updateVolume(slot._channel, seconds * 1000);
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if (!volume) {
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uint ticks = g_vm->_events->getTicksCount() + seconds * 1000;
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if (!slot._ticks || ticks >= slot._ticks)
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slot._ticks = ticks;
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} else {
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slot._ticks = 0;
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}
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break;
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}
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}
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}
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void QSoundManager::setVectorPosition(int handle, double x, double y, double z, uint panRate) {
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for (uint idx = 0; idx < _slots.size(); ++idx) {
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Slot &slot = _slots[idx];
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if (slot._handle == handle) {
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qsWaveMixSetPanRate(slot._channel, QMIX_USEONCE, panRate);
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qsWaveMixSetSourcePosition(slot._channel, QMIX_USEONCE, QSVECTOR(x, y, z));
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break;
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}
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}
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}
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void QSoundManager::setPolarPosition(int handle, double range, double azimuth, double elevation, uint panRate) {
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for (uint idx = 0; idx < _slots.size(); ++idx) {
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Slot &slot = _slots[idx];
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if (slot._handle == handle) {
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qsWaveMixSetPanRate(slot._channel, QMIX_USEONCE, panRate);
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qsWaveMixSetPolarPosition(slot._channel, QMIX_USEONCE,
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QSPOLAR(azimuth, range, elevation));
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break;
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}
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}
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}
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bool QSoundManager::isActive(int handle) {
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resetChannel(10);
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for (uint idx = 0; idx < _slots.size(); ++idx) {
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if (_slots[idx]._handle == handle)
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return true;
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}
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return false;
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}
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bool QSoundManager::isActive(const CWaveFile *waveFile) {
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return _sounds.contains(waveFile);
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}
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void QSoundManager::waveMixPump() {
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qsWaveMixPump();
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}
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uint QSoundManager::getLatency() const {
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return LATENCY;
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}
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void QSoundManager::setMusicPercent(double percent) {
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_musicPercent = percent;
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updateVolumes();
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}
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void QSoundManager::setSpeechPercent(double percent) {
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_speechPercent = percent;
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updateVolumes();
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}
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void QSoundManager::setMasterPercent(double percent) {
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_masterPercent = percent;
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updateVolumes();
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}
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void QSoundManager::setParrotPercent(double percent) {
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_parrotPercent = percent;
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}
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void QSoundManager::setListenerPosition(double posX, double posY, double posZ,
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double directionX, double directionY, double directionZ, bool stopSounds) {
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if (stopSounds) {
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// Stop any running sounds
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for (uint idx = 0; idx < _slots.size(); ++idx) {
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if (_slots[idx]._positioningMode != 0)
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stopSound(_slots[idx]._handle);
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}
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}
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qsWaveMixSetListenerPosition(QSVECTOR(posX, posY, posZ));
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qsWaveMixSetListenerOrientation(QSVECTOR(directionX, directionY, directionZ),
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QSVECTOR(0.0, 0.0, -1.0));
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}
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int QSoundManager::playWave(CWaveFile *waveFile, int iChannel, uint flags, CProximity &prox) {
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if (!waveFile || !waveFile->isLoaded())
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return 0;
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prox._channelVolume = CLIP(prox._channelVolume, 0, 100);
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prox._balance = CLIP(prox._balance, -100, 100);
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int slotIndex = findFreeSlot();
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if (slotIndex == -1)
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return -1;
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// Set the volume
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setChannelVolume(iChannel, prox._channelVolume, prox._channelMode);
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switch (prox._positioningMode) {
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case POSMODE_POLAR:
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qsWaveMixSetPolarPosition(iChannel, 8, QSPOLAR(prox._azimuth, prox._range, prox._elevation));
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qsWaveMixEnableChannel(iChannel, QMIX_CHANNEL_ELEVATION, true);
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qsWaveMixSetDistanceMapping(iChannel, 8, QMIX_DISTANCES(5.0, 3.0, 1.0));
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break;
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case POSMODE_VECTOR:
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qsWaveMixSetSourcePosition(iChannel, 8, QSVECTOR(prox._posX, prox._posY, prox._posZ));
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qsWaveMixEnableChannel(iChannel, QMIX_CHANNEL_ELEVATION, true);
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qsWaveMixSetDistanceMapping(iChannel, 8, QMIX_DISTANCES(5.0, 3.0, 1.0));
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break;
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default:
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qsWaveMixEnableChannel(iChannel, QMIX_CHANNEL_ELEVATION, true);
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qsWaveMixSetPolarPosition(iChannel, 8, QSPOLAR(0.0, 1.0, 0.0));
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break;
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}
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if (prox._frequencyMultiplier || prox._frequencyAdjust != 1.875) {
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uint freq = (uint)(waveFile->getFrequency() * prox._frequencyMultiplier);
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qsWaveMixSetFrequency(iChannel, 8, freq);
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}
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_sounds.add(waveFile, iChannel, prox._endTalkerFn, prox._talker);
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QMIXPLAYPARAMS playParams;
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playParams.callback = soundFinished;
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playParams.dwUser = this;
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if (!qsWaveMixPlayEx(iChannel, flags, waveFile, prox._repeated ? -1 : 0, playParams)) {
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Slot &slot = _slots[slotIndex];
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slot._handle = _handleCtr++;
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slot._channel = iChannel;
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slot._waveFile = waveFile;
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slot._positioningMode = prox._positioningMode;
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return slot._handle;
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} else {
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_sounds.flushChannel(waveFile, iChannel);
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if (prox._disposeAfterUse == DisposeAfterUse::YES)
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delete waveFile;
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return 0;
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}
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}
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void QSoundManager::soundFreed(Audio::SoundHandle &handle) {
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qsWaveMixFreeWave(handle);
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}
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void QSoundManager::updateVolume(int channel, uint panRate) {
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double volume = _channelsVolume[channel] * 327;
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switch (_channelsMode[channel]) {
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case 0:
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case 1:
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case 2:
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volume = (_speechPercent * volume) / 100;
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break;
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case 3:
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case 4:
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case 5:
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volume = (75 * volume) / 100;
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break;
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case 6:
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case 7:
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case 8:
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case 9:
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volume = (_masterPercent * volume) / 100;
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break;
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default:
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break;
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}
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volume = (_musicPercent * volume) / 100;
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qsWaveMixSetPanRate(channel, 0, panRate);
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qsWaveMixSetVolume(channel, 0, (uint)volume);
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}
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void QSoundManager::updateVolumes() {
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for (uint idx = 0; idx < CHANNELS_COUNT; ++idx)
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updateVolume(idx, 250);
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}
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void QSoundManager::soundFinished(int iChannel, CWaveFile *waveFile, void *soundManager) {
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static_cast<QSoundManager *>(soundManager)->_sounds.flushChannel(waveFile, iChannel);
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}
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int QSoundManager::findFreeSlot() {
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for (uint idx = 0; idx < _slots.size(); ++idx) {
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if (!_slots[idx]._waveFile)
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return idx;
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}
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return -1;
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}
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void QSoundManager::setChannelVolume(int iChannel, uint volume, uint mode) {
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_channelsVolume[iChannel] = volume;
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_channelsMode[iChannel] = mode;
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updateVolume(iChannel, 250);
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}
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} // End of namespace Titanic z
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