mirror of
https://github.com/ZDoom/raze-gles.git
synced 2024-11-14 08:30:58 +00:00
750ceb932c
The main fix here is GET_NEXT_EVENT. git-svn-id: https://svn.eduke32.com/eduke32@5855 1a8010ca-5511-0410-912e-c29ae57300e0
147 lines
4.5 KiB
C
147 lines
4.5 KiB
C
//-------------------------------------------------------------------------
|
|
/*
|
|
Copyright (C) 2016 EDuke32 developers and contributors
|
|
|
|
This file is part of EDuke32.
|
|
|
|
EDuke32 is free software; you can redistribute it and/or
|
|
modify it under the terms of the GNU General Public License version 2
|
|
as published by the Free Software Foundation.
|
|
|
|
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 ___MIDI_H
|
|
#define ___MIDI_H
|
|
#include "compat.h"
|
|
|
|
#define RELATIVE_BEAT( measure, beat, tick ) \
|
|
( ( tick ) + ( ( beat ) << 9 ) + ( ( measure ) << 16 ) )
|
|
|
|
//Bobby Prince thinks this may be 100
|
|
//#define GENMIDI_DefaultVolume 100
|
|
#define GENMIDI_DefaultVolume 90
|
|
|
|
#define MAX_FORMAT 1
|
|
|
|
#define NUM_MIDI_CHANNELS 16
|
|
|
|
#define TIME_PRECISION 16
|
|
|
|
#define MIDI_HEADER_SIGNATURE 0x6468544d // "MThd"
|
|
#define MIDI_TRACK_SIGNATURE 0x6b72544d // "MTrk"
|
|
|
|
#define MIDI_VOLUME 7
|
|
#define MIDI_PAN 10
|
|
#define MIDI_DETUNE 94
|
|
#define MIDI_RHYTHM_CHANNEL 9
|
|
#define MIDI_RPN_MSB 100
|
|
#define MIDI_RPN_LSB 101
|
|
#define MIDI_DATAENTRY_MSB 6
|
|
#define MIDI_DATAENTRY_LSB 38
|
|
#define MIDI_PITCHBEND_MSB 0
|
|
#define MIDI_PITCHBEND_LSB 0
|
|
#define MIDI_RUNNING_STATUS 0x80
|
|
#define MIDI_NOTE_OFF 0x8
|
|
#define MIDI_NOTE_ON 0x9
|
|
#define MIDI_POLY_AFTER_TCH 0xA
|
|
#define MIDI_CONTROL_CHANGE 0xB
|
|
#define MIDI_PROGRAM_CHANGE 0xC
|
|
#define MIDI_AFTER_TOUCH 0xD
|
|
#define MIDI_PITCH_BEND 0xE
|
|
#define MIDI_SPECIAL 0xF
|
|
#define MIDI_SYSEX 0xF0
|
|
#define MIDI_SYSEX_CONTINUE 0xF7
|
|
#define MIDI_META_EVENT 0xFF
|
|
#define MIDI_END_OF_TRACK 0x2F
|
|
#define MIDI_TEMPO_CHANGE 0x51
|
|
#define MIDI_TIME_SIGNATURE 0x58
|
|
#define MIDI_RESET_ALL_CONTROLLERS 0x79
|
|
#define MIDI_ALL_NOTES_OFF 0x7b
|
|
#define MIDI_MONO_MODE_ON 0x7E
|
|
#define MIDI_SYSTEM_RESET 0xFF
|
|
|
|
#define GET_NEXT_EVENT( track, data ) do { \
|
|
( data ) = *( track )->pos; \
|
|
( track )->pos += 1; \
|
|
} while (0)
|
|
|
|
#define GET_MIDI_CHANNEL( event ) ( ( event ) & 0xf )
|
|
#define GET_MIDI_COMMAND( event ) ( ( event ) >> 4 )
|
|
|
|
#define EMIDI_INFINITE -1
|
|
#define EMIDI_END_LOOP_VALUE 127
|
|
#define EMIDI_ALL_CARDS 127
|
|
#define EMIDI_INCLUDE_TRACK 110
|
|
#define EMIDI_EXCLUDE_TRACK 111
|
|
#define EMIDI_PROGRAM_CHANGE 112
|
|
#define EMIDI_VOLUME_CHANGE 113
|
|
#define EMIDI_CONTEXT_START 114
|
|
#define EMIDI_CONTEXT_END 115
|
|
#define EMIDI_LOOP_START 116
|
|
#define EMIDI_LOOP_END 117
|
|
#define EMIDI_SONG_LOOP_START 118
|
|
#define EMIDI_SONG_LOOP_END 119
|
|
|
|
#define EMIDI_GeneralMIDI 0
|
|
|
|
#define EMIDI_AffectsCurrentCard(c, type) (((c) == EMIDI_ALL_CARDS) || ((c) == (type)))
|
|
#define EMIDI_NUM_CONTEXTS 7
|
|
|
|
typedef struct
|
|
{
|
|
char *pos;
|
|
char *loopstart;
|
|
int16_t loopcount;
|
|
int16_t RunningStatus;
|
|
unsigned time;
|
|
int32_t FPSecondsPerTick;
|
|
int16_t tick;
|
|
int16_t beat;
|
|
int16_t measure;
|
|
int16_t BeatsPerMeasure;
|
|
int16_t TicksPerBeat;
|
|
int16_t TimeBase;
|
|
int32_t delay;
|
|
int16_t active;
|
|
} songcontext;
|
|
|
|
typedef struct
|
|
{
|
|
char *start;
|
|
char *pos;
|
|
|
|
int32_t delay;
|
|
int16_t active;
|
|
int16_t RunningStatus;
|
|
|
|
int16_t currentcontext;
|
|
songcontext context[EMIDI_NUM_CONTEXTS];
|
|
|
|
char EMIDI_IncludeTrack;
|
|
char EMIDI_ProgramChange;
|
|
char EMIDI_VolumeChange;
|
|
} track;
|
|
|
|
static int32_t _MIDI_ReadNumber(void *from, size_t size);
|
|
static int32_t _MIDI_ReadDelta(track *ptr);
|
|
static void _MIDI_ResetTracks(void);
|
|
static void _MIDI_AdvanceTick(void);
|
|
static void _MIDI_MetaEvent(track *Track);
|
|
static void _MIDI_SysEx(track *Track);
|
|
static int32_t _MIDI_InterpretControllerInfo(track *Track, int32_t TimeSet, int32_t channel, int32_t c1, int32_t c2);
|
|
static int32_t _MIDI_SendControlChange(int32_t channel, int32_t c1, int32_t c2);
|
|
static void _MIDI_SetChannelVolume(int32_t channel, int32_t volume);
|
|
static void _MIDI_SendChannelVolumes(void);
|
|
static void _MIDI_InitEMIDI(void);
|
|
|
|
#endif
|