ref: 2137f0be09d8ad5ff2d995725dee273b55dbcc04
dir: /constants/audio_constants.asm/
; pitch
; FrequencyTable indexes (see audio/notes.asm)
const_def 1
const C_ ; 1
const C# ; 2
const D_ ; 3
const D# ; 4
const E_ ; 5
const F_ ; 6
const F# ; 7
const G_ ; 8
const G# ; 9
const A_ ; a
const A# ; b
const B_ ; c
DEF NUM_NOTES EQU const_value - 1
; channel
; ChannelPointers indexes (see audio/engine.asm)
const_def
const CHAN1 ; 0
const CHAN2 ; 1
const CHAN3 ; 2
const CHAN4 ; 3
DEF NUM_MUSIC_CHANS EQU const_value
const CHAN5 ; 4
const CHAN6 ; 5
const CHAN7 ; 6
const CHAN8 ; 7
DEF NUM_NOISE_CHANS EQU const_value - NUM_MUSIC_CHANS
DEF NUM_CHANNELS EQU const_value
; channel_struct members (see macros/ram.asm)
rsreset
DEF CHANNEL_MUSIC_ID rw
DEF CHANNEL_MUSIC_BANK rb
DEF CHANNEL_FLAGS1 rb
DEF CHANNEL_FLAGS2 rb
DEF CHANNEL_FLAGS3 rb
DEF CHANNEL_MUSIC_ADDRESS rw
DEF CHANNEL_LAST_MUSIC_ADDRESS rw
rb_skip 2
DEF CHANNEL_NOTE_FLAGS rb
DEF CHANNEL_CONDITION rb
DEF CHANNEL_DUTY_CYCLE rb
DEF CHANNEL_VOLUME_ENVELOPE rb
DEF CHANNEL_FREQUENCY rw
DEF CHANNEL_PITCH rb
DEF CHANNEL_OCTAVE rb
DEF CHANNEL_TRANSPOSITION rb
DEF CHANNEL_NOTE_DURATION rb
DEF CHANNEL_FIELD16 rb
rb_skip
DEF CHANNEL_LOOP_COUNT rb
DEF CHANNEL_TEMPO rw
DEF CHANNEL_TRACKS rb
DEF CHANNEL_DUTY_CYCLE_PATTERN rb
DEF CHANNEL_VIBRATO_DELAY_COUNT rb
DEF CHANNEL_VIBRATO_DELAY rb
DEF CHANNEL_VIBRATO_EXTENT rb
DEF CHANNEL_VIBRATO_RATE rb
DEF CHANNEL_PITCH_SLIDE_TARGET rw
DEF CHANNEL_PITCH_SLIDE_AMOUNT rb
DEF CHANNEL_PITCH_SLIDE_AMOUNT_FRACTION rb
DEF CHANNEL_FIELD25 rb
rb_skip
DEF CHANNEL_PITCH_OFFSET rw
DEF CHANNEL_FIELD29 rb
DEF CHANNEL_FIELD2A rw
DEF CHANNEL_FIELD2C rb
DEF CHANNEL_NOTE_LENGTH rb
DEF CHANNEL_FIELD2E rb
DEF CHANNEL_FIELD2F rb
DEF CHANNEL_FIELD30 rb
rb_skip
DEF CHANNEL_STRUCT_LENGTH EQU _RS
DEF NOISE_CHAN_F EQU 2 ; bit set in CHAN5-CHAN7
; Flags1
const_def
const SOUND_CHANNEL_ON ; 0
const SOUND_SUBROUTINE ; 1
const SOUND_LOOPING ; 2
const SOUND_SFX ; 3
const SOUND_NOISE ; 4
const SOUND_CRY ; 5
; Flags2
const_def
const SOUND_VIBRATO ; 0
const SOUND_PITCH_SLIDE ; 1
const SOUND_DUTY_LOOP ; 2
const SOUND_UNKN_0B ; 3
const SOUND_PITCH_OFFSET ; 4
const SOUND_UNKN_0D ; 5
const SOUND_UNKN_0E ; 6
const SOUND_UNKN_0F ; 7
; Flags3
const_def
const SOUND_VIBRATO_DIR ; 0
const SOUND_PITCH_SLIDE_DIR ; 1
; NoteFlags
const_def
const NOTE_DUTY_OVERRIDE ; 0
const NOTE_FREQ_OVERRIDE ; 1
const NOTE_UNUSED ; 2
const NOTE_PITCH_SWEEP ; 3
const NOTE_NOISE_SAMPLING ; 4
const NOTE_REST ; 5
const NOTE_VIBRATO_OVERRIDE ; 6
; wVolume
DEF VOLUME_SO1_F EQU 3
DEF VOLUME_SO2_F EQU 7
DEF VOLUME_SO1_LEVEL EQU %00000111
DEF VOLUME_SO2_LEVEL EQU %01110000
DEF MAX_VOLUME EQU $77
; wSoundInput
DEF SOUND_INPUT_CH1_F EQU 0
DEF SOUND_INPUT_CH2_F EQU 1
DEF SOUND_INPUT_CH3_F EQU 2
DEF SOUND_INPUT_CH4_F EQU 3
DEF SOUND_INPUT_GLOBAL_F EQU 7
; wLowHealthAlarm
DEF DANGER_PITCH_F EQU 4
DEF DANGER_ON_F EQU 7
; wMusicFade
DEF MUSIC_FADE_IN_F EQU 7