diff options
Diffstat (limited to 'engines/zvision/core')
| -rw-r--r-- | engines/zvision/core/midi.cpp | 89 | ||||
| -rw-r--r-- | engines/zvision/core/midi.h | 59 |
2 files changed, 0 insertions, 148 deletions
diff --git a/engines/zvision/core/midi.cpp b/engines/zvision/core/midi.cpp deleted file mode 100644 index 736be1311d..0000000000 --- a/engines/zvision/core/midi.cpp +++ /dev/null @@ -1,89 +0,0 @@ -/* 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 "common/scummsys.h" - -#include "zvision/core/midi.h" - -namespace ZVision { - -MidiManager::MidiManager() { - MidiDriver::DeviceHandle dev = MidiDriver::detectDevice(MDT_MIDI | MDT_ADLIB); - _driver = MidiDriver::createMidi(dev); - _driver->open(); -} - -MidiManager::~MidiManager() { - stop(); - _driver->close(); - delete _driver; -} - -void MidiManager::stop() { - for (int8 i = 0; i < 16; i++) - if (_playChannels[i].playing) - noteOff(i); -} - -void MidiManager::noteOn(int8 channel, int8 note, int8 velocity) { - assert(channel <= 15); - - _playChannels[channel].playing = true; - _playChannels[channel].note = note; - _driver->send(channel | (velocity << 16) | (note << 8) | 0x90); -} - -void MidiManager::noteOff(int8 channel) { - assert(channel <= 15); - - if (_playChannels[channel].playing) { - _playChannels[channel].playing = false; - _driver->send(channel | (_playChannels[channel].note << 8) | 0x80); - } -} - -int8 MidiManager::getFreeChannel() { - for (int8 i = 0; i < 16; i++) - if (!_playChannels[i].playing) - return i; - return -1; -} - -void MidiManager::setPan(int8 channel, int8 pan) { - assert(channel <= 15); - - _driver->send(channel | (pan << 16) | 0xAB0); -} - -void MidiManager::setVolume(int8 channel, int8 volume) { - assert(channel <= 15); - - _driver->send(channel | (volume << 16) | 0x7B0); -} - -void MidiManager::setProgram(int8 channel, int8 prog) { - assert(channel <= 15); - - _driver->send(channel | (prog << 8) | 0xC0); -} - -} // End of namespace ZVision diff --git a/engines/zvision/core/midi.h b/engines/zvision/core/midi.h deleted file mode 100644 index a3bac19636..0000000000 --- a/engines/zvision/core/midi.h +++ /dev/null @@ -1,59 +0,0 @@ -/* 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. - * - */ - -#ifndef ZVISION_MIDI_H -#define ZVISION_MIDI_H - -#include "audio/mididrv.h" - -namespace ZVision { - -class MidiManager { -public: - MidiManager(); - ~MidiManager(); - - void stop(); - void noteOn(int8 channel, int8 noteNumber, int8 velocity); - void noteOff(int8 channel); - void setPan(int8 channel, int8 pan); - void setVolume(int8 channel, int8 volume); - void setProgram(int8 channel, int8 prog); - - int8 getFreeChannel(); - -protected: - - struct chan { - bool playing; - int8 note; - - chan() : playing(false), note(0) {}; - }; - - MidiDriver *_driver; - chan _playChannels[16]; -}; - -} - -#endif |