diff options
Diffstat (limited to 'engines/agos/drivers/accolade/mt32.h')
-rw-r--r-- | engines/agos/drivers/accolade/mt32.h | 84 |
1 files changed, 84 insertions, 0 deletions
diff --git a/engines/agos/drivers/accolade/mt32.h b/engines/agos/drivers/accolade/mt32.h new file mode 100644 index 0000000000..8d74c42e54 --- /dev/null +++ b/engines/agos/drivers/accolade/mt32.h @@ -0,0 +1,84 @@ +/* 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. + * + */ + +#include "agos/drivers/accolade/mididriver.h" + +#include "audio/mididrv.h" + +#include "common/mutex.h" + +namespace AGOS { + +class MidiDriver_Accolade_MT32 : public MidiDriver { +public: + MidiDriver_Accolade_MT32(); + virtual ~MidiDriver_Accolade_MT32(); + + // MidiDriver + int open(); + void close(); + bool isOpen() const { return _isOpen; } + + void send(uint32 b); + + MidiChannel *allocateChannel() { + if (_driver) + return _driver->allocateChannel(); + return NULL; + } + MidiChannel *getPercussionChannel() { + if (_driver) + return _driver->getPercussionChannel(); + return NULL; + } + + void setTimerCallback(void *timer_param, Common::TimerManager::TimerProc timer_proc) { + if (_driver) + _driver->setTimerCallback(timer_param, timer_proc); + } + + uint32 getBaseTempo() { + if (_driver) { + return _driver->getBaseTempo(); + } + return 1000000 / _baseFreq; + } + +protected: + Common::Mutex _mutex; + MidiDriver *_driver; + bool _nativeMT32; // native MT32, may also be our MUNT, or MUNT over MIDI + + bool _isOpen; + int _baseFreq; + +private: + // simple mapping between MIDI channel and MT32 channel + byte _channelMapping[AGOS_MIDI_CHANNEL_COUNT]; + // simple mapping between MIDI instruments and MT32 instruments + byte _instrumentMapping[AGOS_MIDI_INSTRUMENT_COUNT]; + +public: + bool setupInstruments(byte *instrumentData, uint16 instrumentDataSize, bool useMusicDrvFile); +}; + +} // End of namespace AGOS |