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https://github.com/libretro/scummvm.git
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f24394b85f
add ByteArray type fix debug Tile Hittest frame drawing debug 0x%x => 0x%X svn-id: r53719
428 lines
12 KiB
C++
428 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
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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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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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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* $URL$
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* $Id$
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*
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*/
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// MIDI and digital music class
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#include "saga/saga.h"
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#include "saga/resource.h"
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#include "saga/music.h"
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#include "sound/audiostream.h"
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#include "sound/mididrv.h"
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#include "sound/midiparser.h"
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#include "sound/decoders/raw.h"
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#include "common/config-manager.h"
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#include "common/file.h"
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namespace Saga {
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#define BUFFER_SIZE 4096
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#define MUSIC_SUNSPOT 26
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MusicDriver::MusicDriver() : _isGM(false) {
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memset(_channel, 0, sizeof(_channel));
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_masterVolume = 0;
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_nativeMT32 = ConfMan.getBool("native_mt32");
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MidiDriver::DeviceHandle dev = MidiDriver::detectDevice(MDT_MIDI | MDT_ADLIB | MDT_PREFER_GM);
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_driver = MidiDriver::createMidi(dev);
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_driverType = MidiDriver::getMusicType(dev);
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if (isMT32())
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_driver->property(MidiDriver::PROP_CHANNEL_MASK, 0x03FE);
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this->open();
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}
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MusicDriver::~MusicDriver() {
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this->close();
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delete _driver;
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}
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int MusicDriver::open() {
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int retValue = _driver->open();
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if (retValue)
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return retValue;
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if (_nativeMT32)
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_driver->sendMT32Reset();
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else
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_driver->sendGMReset();
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return 0;
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}
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void MusicDriver::setVolume(int volume) {
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volume = CLIP(volume, 0, 255);
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if (_masterVolume == volume)
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return;
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_masterVolume = volume;
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Common::StackLock lock(_mutex);
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for (int i = 0; i < 16; ++i) {
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if (_channel[i]) {
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_channel[i]->volume(_channelVolume[i] * _masterVolume / 255);
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}
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}
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}
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void MusicDriver::send(uint32 b) {
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byte channel = (byte)(b & 0x0F);
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if ((b & 0xFFF0) == 0x07B0) {
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// Adjust volume changes by master volume
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byte volume = (byte)((b >> 16) & 0x7F);
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_channelVolume[channel] = volume;
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volume = volume * _masterVolume / 255;
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b = (b & 0xFF00FFFF) | (volume << 16);
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} else if ((b & 0xF0) == 0xC0 && !_isGM && !isMT32()) {
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// Remap MT32 instruments to General Midi
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b = (b & 0xFFFF00FF) | MidiDriver::_mt32ToGm[(b >> 8) & 0xFF] << 8;
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} else if ((b & 0xFFF0) == 0x007BB0) {
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// Only respond to All Notes Off if this channel
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// has currently been allocated
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if (!_channel[channel])
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return;
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}
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if (!_channel[channel])
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_channel[channel] = (channel == 9) ? _driver->getPercussionChannel() : _driver->allocateChannel();
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else
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_channel[channel]->send(b);
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}
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Music::Music(SagaEngine *vm, Audio::Mixer *mixer) : _vm(vm), _mixer(mixer) {
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_currentVolume = 0;
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_driver = new MusicDriver();
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_digitalMusicContext = _vm->_resource->getContext(GAME_DIGITALMUSICFILE);
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if (!_driver->isAdlib())
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_musicContext = _vm->_resource->getContext(GAME_MUSICFILE_GM);
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else
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_musicContext = _vm->_resource->getContext(GAME_MUSICFILE_FM);
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if (!_musicContext) {
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if (_vm->getGameId() == GID_ITE) {
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_musicContext = _vm->_resource->getContext(GAME_RESOURCEFILE);
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} else {
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// I've listened to music from both the FM and the GM
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// file, and I've tentatively reached the conclusion
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// that they are both General MIDI. My guess is that
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// the FM file has been reorchestrated to sound better
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// on AdLib and other FM synths.
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//
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// Sev says the AdLib music does not sound like in the
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// original, but I still think assuming General MIDI is
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// the right thing to do. Some music, like the End
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// Title (song 0) sound absolutely atrocious when piped
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// through our MT-32 to GM mapping.
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//
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// It is, however, quite possible that the original
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// used a different GM to FM mapping. If the original
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// sounded markedly better, perhaps we should add some
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// way of replacing our stock mapping in adlib.cpp?
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//
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// For the composer's own recording of the End Title,
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// see http://www.johnottman.com/
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// Oddly enough, the intro music (song 1) is very
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// different in the two files. I have no idea why.
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// Note that the IHNM demo has only got one music file
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// (music.rsc). It is assumed that it contains FM music
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_musicContext = _vm->_resource->getContext(GAME_MUSICFILE_FM);
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}
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}
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// Check if the game is using XMIDI or SMF music
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if (_vm->getGameId() == GID_IHNM && _vm->isMacResources()) {
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// Just set an XMIDI parser for Mac IHNM for now
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_parser = MidiParser::createParser_XMIDI();
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} else {
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byte *resourceData;
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size_t resourceSize;
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int resourceId = (_vm->getGameId() == GID_ITE ? 9 : 0);
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_vm->_resource->loadResource(_musicContext, resourceId, resourceData, resourceSize);
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if (!memcmp(resourceData, "FORM", 4)) {
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_parser = MidiParser::createParser_XMIDI();
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// ITE had MT32 mapped instruments
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_driver->setGM(_vm->getGameId() != GID_ITE);
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} else {
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_parser = MidiParser::createParser_SMF();
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// ITE with standalone MIDI files is General MIDI
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_driver->setGM(_vm->getGameId() == GID_ITE);
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}
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free(resourceData);
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}
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_parser->setMidiDriver(_driver);
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_parser->setTimerRate(_driver->getBaseTempo());
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_parser->property(MidiParser::mpCenterPitchWheelOnUnload, 1);
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_midiMusicData = NULL;
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_digitalMusic = false;
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}
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Music::~Music() {
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_vm->getTimerManager()->removeTimerProc(&musicVolumeGaugeCallback);
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_mixer->stopHandle(_musicHandle);
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_driver->setTimerCallback(NULL, NULL);
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delete _driver;
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_parser->setMidiDriver(NULL);
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delete _parser;
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free(_midiMusicData);
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}
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void Music::musicVolumeGaugeCallback(void *refCon) {
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((Music *)refCon)->musicVolumeGauge();
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}
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void Music::onTimer(void *refCon) {
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Music *music = (Music *)refCon;
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Common::StackLock lock(music->_driver->_mutex);
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music->_parser->onTimer();
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}
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void Music::musicVolumeGauge() {
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int volume;
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_currentVolumePercent += 10;
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if (_currentVolume - _targetVolume > 0) { // Volume decrease
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volume = _targetVolume + (_currentVolume - _targetVolume) * (100 - _currentVolumePercent) / 100;
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} else {
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volume = _currentVolume + (_targetVolume - _currentVolume) * _currentVolumePercent / 100;
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}
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if (volume < 0)
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volume = 1;
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_mixer->setVolumeForSoundType(Audio::Mixer::kMusicSoundType, volume);
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_driver->setVolume(volume);
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if (_currentVolumePercent == 100) {
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_vm->getTimerManager()->removeTimerProc(&musicVolumeGaugeCallback);
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_currentVolume = _targetVolume;
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}
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}
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void Music::setVolume(int volume, int time) {
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_targetVolume = volume;
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_currentVolumePercent = 0;
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if (volume == -1) // Set Full volume
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volume = 255;
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if (time == 1) {
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_mixer->setVolumeForSoundType(Audio::Mixer::kMusicSoundType, volume);
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_driver->setVolume(volume);
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_vm->getTimerManager()->removeTimerProc(&musicVolumeGaugeCallback);
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_currentVolume = volume;
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return;
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}
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_vm->getTimerManager()->installTimerProc(&musicVolumeGaugeCallback, time * 3000L, this);
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}
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bool Music::isPlaying() {
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return _mixer->isSoundHandleActive(_musicHandle) || _parser->isPlaying();
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}
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void Music::play(uint32 resourceId, MusicFlags flags) {
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Audio::SeekableAudioStream *audioStream = NULL;
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byte *resourceData;
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size_t resourceSize;
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uint32 loopStart = 0;
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debug(2, "Music::play %d, %d", resourceId, flags);
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if (isPlaying() && _trackNumber == resourceId) {
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return;
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}
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_trackNumber = resourceId;
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_mixer->stopHandle(_musicHandle);
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_parser->unloadMusic();
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int realTrackNumber;
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if (_vm->getGameId() == GID_ITE) {
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if (flags == MUSIC_DEFAULT) {
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if (resourceId == 13 || resourceId == 19) {
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flags = MUSIC_NORMAL;
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} else {
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flags = MUSIC_LOOP;
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}
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}
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realTrackNumber = resourceId - 8;
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} else {
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realTrackNumber = resourceId + 1;
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}
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// Try to open standalone digital track
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char trackName[2][16];
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sprintf(trackName[0], "track%d", realTrackNumber);
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sprintf(trackName[1], "track%02d", realTrackNumber);
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Audio::SeekableAudioStream *stream = 0;
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for (int i = 0; i < 2; ++i) {
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stream = Audio::SeekableAudioStream::openStreamFile(trackName[i]);
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if (stream) {
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_mixer->playStream(Audio::Mixer::kMusicSoundType, &_musicHandle,
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Audio::makeLoopingAudioStream(stream, (flags == MUSIC_LOOP) ? 0 : 1));
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_digitalMusic = true;
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return;
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}
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}
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if (_vm->getGameId() == GID_ITE) {
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if (resourceId >= 9 && resourceId <= 34) {
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if (_digitalMusicContext != NULL) {
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loopStart = 0;
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// Fix ITE sunstatm/sunspot score
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if (resourceId == MUSIC_SUNSPOT)
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loopStart = 18727;
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// Digital music
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ResourceData *resData = _digitalMusicContext->getResourceData(resourceId - 9);
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Common::File *musicFile = _digitalMusicContext->getFile(resData);
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int offs = (_digitalMusicContext->isCompressed()) ? 9 : 0;
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Common::SeekableSubReadStream *musicStream = new Common::SeekableSubReadStream(musicFile,
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(uint32)resData->offset + offs, (uint32)resData->offset + resData->size - offs);
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if (!_digitalMusicContext->isCompressed()) {
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byte musicFlags = Audio::FLAG_STEREO |
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Audio::FLAG_16BITS | Audio::FLAG_LITTLE_ENDIAN;
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if (_vm->isBigEndian())
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musicFlags &= ~Audio::FLAG_LITTLE_ENDIAN;
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if (_vm->getFeatures() & GF_MONO_MUSIC)
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musicFlags &= ~Audio::FLAG_STEREO;
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audioStream = Audio::makeRawStream(musicStream, 11025, musicFlags, DisposeAfterUse::YES);
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} else {
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// Read compressed header to determine compression type
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musicFile->seek((uint32)resData->offset, SEEK_SET);
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byte identifier = musicFile->readByte();
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if (identifier == 0) { // MP3
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#ifdef USE_MAD
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audioStream = Audio::makeMP3Stream(musicStream, DisposeAfterUse::YES);
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#endif
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} else if (identifier == 1) { // OGG
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#ifdef USE_VORBIS
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audioStream = Audio::makeVorbisStream(musicStream, DisposeAfterUse::YES);
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#endif
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} else if (identifier == 2) { // FLAC
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#ifdef USE_FLAC
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audioStream = Audio::makeFLACStream(musicStream, DisposeAfterUse::YES);
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#endif
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}
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}
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if (!audioStream)
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delete musicStream;
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}
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}
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}
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if (audioStream) {
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debug(2, "Playing digitized music");
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if (loopStart) {
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_mixer->playStream(Audio::Mixer::kMusicSoundType, &_musicHandle,
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new Audio::SubLoopingAudioStream(audioStream,
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(flags == MUSIC_LOOP ? 0 : 1),
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Audio::Timestamp(0, loopStart, audioStream->getRate()),
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audioStream->getLength()));
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} else {
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_mixer->playStream(Audio::Mixer::kMusicSoundType, &_musicHandle,
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Audio::makeLoopingAudioStream(audioStream, (flags == MUSIC_LOOP ? 0 : 1)));
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}
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_digitalMusic = true;
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return;
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}
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if (flags == MUSIC_DEFAULT)
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flags = MUSIC_NORMAL;
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// Load MIDI/XMI resource data
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if (_vm->getGameId() == GID_IHNM && _vm->isMacResources()) {
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// Load the external music file for Mac IHNM
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#if 0
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Common::File musicFile;
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char musicFileName[40];
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sprintf(musicFileName, "Music/Music%02x", resourceId);
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musicFile.open(musicFileName);
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resourceSize = musicFile.size();
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resourceData = new byte[resourceSize];
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musicFile.read(resourceData, resourceSize);
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musicFile.close();
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// TODO: The Mac music format is unsupported (QuickTime MIDI)
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// so stop here
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#endif
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return;
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} else {
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_vm->_resource->loadResource(_musicContext, resourceId, resourceData, resourceSize);
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}
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if (resourceSize < 4) {
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error("Music::play() wrong music resource size");
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}
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if (!_parser->loadMusic(resourceData, resourceSize))
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error("Music::play() wrong music resource");
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_parser->setTrack(0);
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_driver->setTimerCallback(this, &onTimer);
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setVolume(_vm->_musicVolume);
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// Handle music looping
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_parser->property(MidiParser::mpAutoLoop, (flags & MUSIC_LOOP) ? 1 : 0);
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free(_midiMusicData);
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_midiMusicData = resourceData;
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}
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void Music::pause() {
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_driver->setTimerCallback(NULL, NULL);
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}
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void Music::resume() {
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_driver->setTimerCallback(this, &onTimer);
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}
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void Music::stop() {
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_driver->setTimerCallback(NULL, NULL);
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_parser->unloadMusic();
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}
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} // End of namespace Saga
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