diff options
Diffstat (limited to 'backends/midi/morphos.cpp')
-rw-r--r-- | backends/midi/morphos.cpp | 93 |
1 files changed, 93 insertions, 0 deletions
diff --git a/backends/midi/morphos.cpp b/backends/midi/morphos.cpp new file mode 100644 index 0000000000..6fba4a76bf --- /dev/null +++ b/backends/midi/morphos.cpp @@ -0,0 +1,93 @@ +/* ScummVM - Scumm Interpreter + * Copyright (C) 2001/2002 The ScummVM project + * + * 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + * + * $Header$ + */ + +#if defined(__MORPHOS__) + +#include <exec/memory.h> +#include <exec/types.h> +#include <devices/etude.h> + +#include <clib/alib_protos.h> +#include <proto/exec.h> +#include <proto/etude.h> + +#include "stdafx.h" +#include "sound/mpu401.h" +#include "common/engine.h" // For warning/error/debug +#include "morphos_sound.h" + +/* + * MorphOS MIDI driver for Etude device + */ + +class MidiDriver_ETUDE : public MidiDriver_MPU401 { +public: + MidiDriver_ETUDE(); + int open(); + void close(); + void send(uint32 b); + +private: + bool _isOpen; +}; + +MidiDriver_ETUDE::MidiDriver_ETUDE() +{ + _isOpen = false; +} + +int MidiDriver_ETUDE::open() +{ + if (_isOpen) + return MERR_ALREADY_OPEN; + _isOpen = true; + if (!init_morphos_music(0, ETUDEF_DIRECT)) + return MERR_DEVICE_NOT_AVAILABLE; + + return 0; +} + +void MidiDriver_ETUDE::close() +{ + exit_morphos_music(); + _isOpen = false; +} + +void MidiDriver_ETUDE::send(uint32 b) +{ + if (_isOpen) + error("MidiDriver_ETUDE::send called but driver was no opened"); + + if (ScummMidiRequest) { + ULONG midi_data = READ_LE_UINT32(&b); + SendShortMidiMsg(ScummMidiRequest, midi_data); + } +} + +extern MidiDriver* EtudeMidiDriver; + +MidiDriver *MidiDriver_ETUDE_create() +{ + if (!EtudeMidiDriver) + EtudeMidiDriver = new MidiDriver_ETUDE(); + return EtudeMidiDriver; +} + +#endif |