Initial commit

engines/tot/sound.cpp

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+/* 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 3 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, see <http://www.gnu.org/licenses/>.
+ *
+ */
+#include "audio/decoders/voc.h"
+#include "audio/mixer.h"
+#include "audio/softsynth/pcspk.h"
+#include "common/config-manager.h"
+
+#include "tot/sound.h"
+#include "tot/tot.h"
+#include "tot/util.h"
+
+namespace Tot {
+
+SoundManager::SoundManager(Audio::Mixer *mixer) : _mixer(mixer) {
+	_rightSfxVol = 6;
+	_leftSfxVol = 6;
+	_musicVolRight = 3;
+	_musicVolLeft = 3;
+
+	_midiPlayer = new MidiPlayer();
+	_speaker = new Audio::PCSpeaker();
+}
+
+SoundManager::~SoundManager() {
+	if (_midiPlayer)
+		delete _midiPlayer;
+	delete _lastSrcStream;
+	delete _audioStream;
+	delete _speaker;
+}
+
+void SoundManager::init() {
+	_rightSfxVol = 6;
+	_leftSfxVol = 6;
+	_musicVolRight = 3;
+	_musicVolLeft = 3;
+
+	_speaker->init();
+	_midiPlayer->open();
+
+	setMidiVolume(3, 3);
+	//playMidi("SILENT", false);
+	setSfxVolume(6, 6);
+}
+
+void SoundManager::syncSoundSettings() {
+	_midiPlayer->syncSoundSettings();
+}
+
+void SoundManager::loadVoc(Common::String vocFile, int32 startPos, int16 size) {
+	Common::File vocResource;
+	if(_lastSrcStream) {
+		delete _lastSrcStream;
+		_lastSrcStream = nullptr;
+	}
+	if (size == 0) {
+		if (!vocResource.open(Common::Path(vocFile + ".VOC"))) {
+			showError(266);
+		}
+
+		_lastSrcStream = vocResource.readStream((uint32)vocResource.size());
+
+	} else {
+		if (!vocResource.open("EFECTOS.DAT")) {
+			showError(266);
+		}
+		vocResource.seek(startPos);
+		_lastSrcStream = vocResource.readStream((uint32)size);
+	}
+	if(_audioStream) {
+		delete _audioStream;
+		_audioStream = nullptr;
+	}
+	_audioStream = Audio::makeVOCStream(_lastSrcStream, Audio::FLAG_UNSIGNED, DisposeAfterUse::NO);
+}
+
+void SoundManager::autoPlayVoc(Common::String vocFile, int32 startPos, int16 vocSize) {
+	loadVoc(vocFile, startPos, vocSize);
+	_mixer->playStream(Audio::Mixer::kSFXSoundType, &_soundHandle, Audio::makeLoopingAudioStream(_audioStream, 0), kSfxId, 255U, 0, DisposeAfterUse::NO);
+}
+
+void SoundManager::playVoc() {
+	_mixer->playStream(Audio::Mixer::kSFXSoundType, &_soundHandle, _audioStream, kSfxId, 255U, 0, DisposeAfterUse::NO);
+	_lastSrcStream->seek(0);
+	_audioStream->rewind();
+}
+
+void SoundManager::playVoc(Common::String vocFile, int32 startPos, uint vocSize) {
+	stopVoc();
+	loadVoc(vocFile, startPos, vocSize);
+	playVoc();
+}
+
+void SoundManager::stopVoc() {
+	_mixer->stopHandle(_soundHandle);
+}
+
+void SoundManager::waitForSoundEnd() {
+	do {
+		g_engine->_events->pollEvent();
+		g_engine->_chrono->updateChrono();
+		g_engine->_screen->update();
+		g_system->delayMillis(10);
+	} while (g_engine->_sound->isVocPlaying());
+}
+
+bool SoundManager::isVocPlaying() {
+	return _mixer->isSoundIDActive(kSfxId);
+}
+
+void SoundManager::playMidi(Common::String fileName, bool loop) {
+	Common::File musicFile;
+	musicFile.open(Common::Path(fileName + ".MUS"));
+	if (!musicFile.isOpen()) {
+		showError(267);
+		return;
+	}
+	byte *curMidi = (byte *)malloc(musicFile.size());
+	musicFile.read(curMidi, musicFile.size());
+	playMidi(curMidi, musicFile.size(), loop);
+	musicFile.close();
+	free(curMidi);
+}
+
+void SoundManager::playMidi(byte *data, int size, bool loop) {
+	Common::MemoryReadStream stream = Common::MemoryReadStream(data, size);
+	_midiPlayer->load(&stream, size);
+	_midiPlayer->setLoop(loop);
+	_midiPlayer->play(0);
+}
+
+void SoundManager::toggleMusic() {
+}
+
+void SoundManager::beep(int32 frequency, int32 ms) {
+	_speaker->stop();
+	_speaker->play(Audio::PCSpeaker::kWaveFormSquare, frequency, ms);
+}
+
+void SoundManager::setSfxVolume(byte voll, byte volr) {
+
+	if (voll == volr) {
+		int volume = (voll) / (float)7 * 255;
+		setSfxVolume(volume);
+		setSfxBalance(true, true);
+	} else {
+		if (voll == 0) {
+			setSfxBalance(false, true);
+		} else {
+			setSfxBalance(true, false);
+		}
+	}
+}
+
+void SoundManager::setMidiVolume(byte voll, byte volr) {
+	if (voll != _musicVolLeft || volr != _musicVolRight) {
+		_musicVolLeft = voll;
+		_musicVolRight = volr;
+		setMusicVolume(voll == 0 ? 0 : 255);
+	}
+}
+
+void SoundManager::fadeOutMusic() {
+	_midiPlayer->startFadeOut();
+	while (_midiPlayer->isFading()) {
+		delay(10);
+	}
+}
+
+void SoundManager::fadeInMusic() {
+	_midiPlayer->startFadeIn();
+	while (_midiPlayer->isFading()) {
+		delay(10);
+	}
+}
+
+void SoundManager::setMasterVolume(byte voll, byte volr) {
+}
+
+void SoundManager::setSfxVolume(byte volume) {
+	_mixer->setChannelVolume(_soundHandle, volume);
+}
+
+void SoundManager::setSfxBalance(bool left, bool right) {
+	int balance = left ? -127 : 127;
+	_mixer->setChannelBalance(_soundHandle, balance);
+}
+
+void SoundManager::setMusicVolume(byte volume) {
+	_midiPlayer->setSourceVolume(volume);
+}
+
+} // End of namespace Tot