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Diffstat (limited to 'engines/toltecs/music.cpp')
-rw-r--r-- | engines/toltecs/music.cpp | 138 |
1 files changed, 138 insertions, 0 deletions
diff --git a/engines/toltecs/music.cpp b/engines/toltecs/music.cpp new file mode 100644 index 0000000000..8c88c6ded9 --- /dev/null +++ b/engines/toltecs/music.cpp @@ -0,0 +1,138 @@ +/* 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 2 + * 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, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. + * + */ + +// FIXME: This code is taken from SAGA and needs more work (e.g. setVolume). + +#include "toltecs/music.h" + +#include "audio/midiparser.h" + +namespace Toltecs { + +MusicPlayer::MusicPlayer() : _isGM(false), _buffer(NULL) { + MidiPlayer::createDriver(); + + int ret = _driver->open(); + if (ret == 0) { + if (_nativeMT32) + _driver->sendMT32Reset(); + else + _driver->sendGMReset(); + + _driver->setTimerCallback(this, &timerCallback); + } +} + +void MusicPlayer::send(uint32 b) { + if ((b & 0xF0) == 0xC0 && !_isGM && !_nativeMT32) { + b = (b & 0xFFFF00FF) | MidiDriver::_mt32ToGm[(b >> 8) & 0xFF] << 8; + } + + Audio::MidiPlayer::send(b); +} + +void MusicPlayer::playXMIDI(const byte *data, uint32 size, MusicFlags flags) { + Common::StackLock lock(_mutex); + + if (_isPlaying) + return; + + stopAndClear(); + + _buffer = new byte[size]; + memcpy(_buffer, data, size); + + // Load XMID resource data + + _isGM = true; + + MidiParser *parser = MidiParser::createParser_XMIDI(NULL); + if (parser->loadMusic(_buffer, size)) { + parser->setTrack(0); + parser->setMidiDriver(this); + parser->setTimerRate(_driver->getBaseTempo()); + parser->property(MidiParser::mpCenterPitchWheelOnUnload, 1); + parser->property(MidiParser::mpSendSustainOffOnNotesOff, 1); + + _parser = parser; + + setVolume(127); + + _isLooping = flags & MUSIC_LOOP; + _isPlaying = true; + } else { + delete parser; + } +} + +void MusicPlayer::playSMF(const byte *data, uint32 size, MusicFlags flags) { + Common::StackLock lock(_mutex); + + if (_isPlaying) + return; + + stopAndClear(); + + _buffer = new byte[size]; + memcpy(_buffer, data, size); + + // Load MIDI resource data + + _isGM = true; + + MidiParser *parser = MidiParser::createParser_SMF(); + if (parser->loadMusic(_buffer, size)) { + parser->setTrack(0); + parser->setMidiDriver(this); + parser->setTimerRate(_driver->getBaseTempo()); + parser->property(MidiParser::mpCenterPitchWheelOnUnload, 1); + + _parser = parser; + + setVolume(127); + + _isLooping = flags & MUSIC_LOOP; + _isPlaying = true; + } else { + delete parser; + } +} + +void MusicPlayer::pause() { + setVolume(-1); + _isPlaying = false; +} + +void MusicPlayer::resume() { + setVolume(127); + _isPlaying = true; +} + +void MusicPlayer::stopAndClear() { + Common::StackLock lock(_mutex); + stop(); + + delete[] _buffer; + _buffer = NULL; +} + +} // End of namespace Made |