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68 lines
2.1 KiB
C
68 lines
2.1 KiB
C
//-------------------------------------------------------------------------
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/*
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Copyright (C) 2016 EDuke32 developers and contributors
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This file is part of EDuke32.
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EDuke32 is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License version 2
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as published by the Free Software Foundation.
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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.
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See the 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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//-------------------------------------------------------------------------
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#ifndef __MIDI_H
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#define __MIDI_H
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enum MIDI_Errors
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{
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MIDI_Error = -1,
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MIDI_Ok = 0,
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MIDI_NullMidiModule,
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MIDI_InvalidMidiFile,
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MIDI_UnknownMidiFormat,
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MIDI_NoTracks,
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MIDI_InvalidTrack,
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};
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#define MIDI_PASS_THROUGH 1
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#define MIDI_DONT_PLAY 0
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#define MIDI_MaxVolume 255
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extern char MIDI_PatchMap[ 128 ];
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typedef struct
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{
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void(*NoteOff)(char channel, char key, char velocity);
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void(*NoteOn)(char channel, char key, char velocity);
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void(*PolyAftertouch)(char channel, char key, char pressure);
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void(*ControlChange)(char channel, char number, char value);
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void(*ProgramChange)(char channel, char program);
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void(*ChannelAftertouch)(char channel, char pressure);
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void(*PitchBend)(char channel, char lsb, char msb);
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} midifuncs;
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int32_t MIDI_AllNotesOff(void);
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int32_t MIDI_Reset(void);
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int32_t MIDI_SetVolume(int32_t volume);
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void MIDI_SetMidiFuncs(midifuncs *funcs);
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void MIDI_ContinueSong(void);
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void MIDI_PauseSong(void);
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void MIDI_StopSong(void);
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int32_t MIDI_PlaySong(char *song, int32_t loopflag);
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void MIDI_SetTempo(int32_t tempo);
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void MIDI_UpdateMusic(void);
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void MIDI_SetDivision(int32_t division);
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#endif
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