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mm/include/z64audio.h
Derek Hensley 06412c070f
Cleanup 3 (#778) 
* lights

* D_801D88A0 -> gScarecrowSpawnSongPtr

* Misc fixes

* CHECK_FLAG_ALL

* Trailing commas in enums

* matches

* Remove todo from lights bss

* Update src/overlays/actors/ovl_En_In/z_en_in.c

Co-authored-by: Anghelo Carvajal <angheloalf95@gmail.com>

* thisx -> this2

* fix

* Todos

Co-authored-by: Anghelo Carvajal <angheloalf95@gmail.com>
2022-04-07 20:39:11 +01:00

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#ifndef Z64_AUDIO_H
#define Z64_AUDIO_H
#define MK_AUDIO_CMD(b0,b1,b2,b3) ((((b0) & 0xFF) << 0x18) | (((b1) & 0xFF) << 0x10) | (((b2) & 0xFF) << 0x8) | (((b3) & 0xFF) << 0))
#define NO_LAYER ((SequenceLayer*)(-1))
#define TATUMS_PER_BEAT 48
#define IS_SEQUENCE_CHANNEL_VALID(ptr) ((uintptr_t)(ptr) != (uintptr_t)&gAudioContext.sequenceChannelNone)
#define MAX_CHANNELS_PER_BANK 3
#define AUDIO_LERPIMP(v0, v1, t) (v0 + ((v1 - v0) * t))
#define ADSR_DISABLE 0
#define ADSR_HANG -1
#define ADSR_GOTO -2
#define ADSR_RESTART -3
#define AIBUF_LEN 0x580
typedef enum {
/* 0 */ AUDIO_FS_STEREO,
/* 1 */ AUDIO_FS_HEADSET,
/* 2 */ AUDIO_FS_SURROUND,
/* 3 */ AUDIO_FS_MONO
} AudioFileSelectOption;
typedef enum {
/* 0 */ AUDIO_MODE_STEREO,
/* 1 */ AUDIO_MODE_HEADSET,
/* 2 */ AUDIO_MODE_UNK,
/* 3 */ AUDIO_MODE_MONO,
/* 4 */ AUDIO_MODE_SURROUND
} AudioSoundMode;
typedef enum {
/* 0 */ ADSR_STATE_DISABLED,
/* 1 */ ADSR_STATE_INITIAL,
/* 2 */ ADSR_STATE_START_LOOP,
/* 3 */ ADSR_STATE_LOOP,
/* 4 */ ADSR_STATE_FADE,
/* 5 */ ADSR_STATE_HANG,
/* 6 */ ADSR_STATE_DECAY,
/* 7 */ ADSR_STATE_RELEASE,
/* 8 */ ADSR_STATE_SUSTAIN
} AdsrStatus;
typedef enum {
/* 0 */ MEDIUM_RAM,
/* 1 */ MEDIUM_UNK,
/* 2 */ MEDIUM_CART,
/* 3 */ MEDIUM_DISK_DRIVE,
/* 5 */ MEDIUM_RAM_UNLOADED = 5
} SampleMedium;
typedef enum {
/* 0 */ CODEC_ADPCM,
/* 1 */ CODEC_S8,
/* 2 */ CODEC_S16_INMEMORY,
/* 3 */ CODEC_SMALL_ADPCM,
/* 4 */ CODEC_REVERB,
/* 5 */ CODEC_S16
} SampleCodec;
typedef enum {
/* 0 */ SEQUENCE_TABLE,
/* 1 */ FONT_TABLE,
/* 2 */ SAMPLE_TABLE
} SampleBankTableType;
typedef enum {
/* 0 */ CACHE_LOAD_PERMANENT,
/* 1 */ CACHE_LOAD_PERSISTENT,
/* 2 */ CACHE_LOAD_TEMPORARY,
/* 3 */ CACHE_LOAD_EITHER,
/* 4 */ CACHE_LOAD_EITHER_NOSYNC
} AudioCacheLoadType;
typedef enum {
/* 0 */ CACHE_TEMPORARY,
/* 1 */ CACHE_PERSISTENT,
/* 2 */ CACHE_EITHER,
/* 3 */ CACHE_PERMANENT
} AudioCacheType;
typedef enum {
/* 0 */ LOAD_STATUS_0,
/* 1 */ LOAD_STATUS_1,
/* 2 */ LOAD_STATUS_2, // Samples/Seqplayer
/* 3 */ LOAD_STATUS_3, // Sequences
/* 4 */ LOAD_STATUS_4, // SoundFonts
/* 5 */ LOAD_STATUS_5 // Permanent
} AudioLoadStatus;
typedef s32 (*DmaHandler)(OSPiHandle* handle, OSIoMesg* mb, s32 direction);
struct Note;
struct NotePool;
struct SequenceChannel;
struct SequenceLayer;
// A node in a circularly linked list. Each node is either a head or an item:
// - Items can be either detached (prev = NULL), or attached to a list.
// 'value' points to something of interest.
// - List heads are always attached; if a list is empty, its head points
// to itself. 'count' contains the size of the list.
// If the list holds notes, 'pool' points back to the pool where it lives.
// Otherwise, that member is NULL.
typedef struct AudioListItem {
/* 0x00 */ struct AudioListItem* prev;
/* 0x04 */ struct AudioListItem* next;
union {
/* 0x08 */ void* value; // either Note* or SequenceLayer*
/* 0x08 */ s32 count;
} u;
/* 0x0C */ struct NotePool* pool;
} AudioListItem; // size = 0x10
typedef struct NotePool {
/* 0x00 */ AudioListItem disabled;
/* 0x10 */ AudioListItem decaying;
/* 0x20 */ AudioListItem releasing;
/* 0x30 */ AudioListItem active;
} NotePool; // size = 0x40
// Pitch sliding by up to one octave in the positive direction. Negative
// direction is "supported" by setting extent to be negative. The code
// extrapolates exponentially in the wrong direction in that case, but that
// doesn't prevent seqplayer from doing it, AFAICT.
typedef struct {
/* 0x0 */ u8 mode; // bit 0x80 denotes something; the rest are an index 0-5
/* 0x2 */ u16 cur;
/* 0x4 */ u16 speed;
/* 0x8 */ f32 extent;
} Portamento; // size = 0xC
typedef struct {
/* 0x0 */ s16 delay;
/* 0x2 */ s16 arg;
} AdsrEnvelope; // size = 0x4
typedef struct {
/* 0x00 */ u32 start;
/* 0x04 */ u32 end;
/* 0x08 */ u32 count;
/* 0x0C */ u32 unk_0C;
/* 0x10 */ s16 state[16]; // only exists if count != 0. 8-byte aligned
} AdpcmLoop; // size = 0x30 (or 0x10)
typedef struct {
/* 0x00 */ s32 order;
/* 0x04 */ s32 npredictors;
/* 0x08 */ s16 book[1]; // size 8 * order * npredictors. 8-byte aligned
} AdpcmBook; // size >= 0x8
typedef struct {
/* 0x00 */ u32 unk_0 : 1;
/* 0x00 */ u32 codec : 3;
/* 0x00 */ u32 medium : 2;
/* 0x00 */ u32 unk_bit26 : 1;
/* 0x00 */ u32 unk_bit25 : 1;
/* 0x01 */ u32 size : 24;
/* 0x04 */ u8* sampleAddr;
/* 0x08 */ AdpcmLoop* loop;
/* 0x0C */ AdpcmBook* book;
} SoundFontSample; // size = 0x10
typedef struct {
/* 0x00 */ SoundFontSample* sample;
/* 0x04 */ f32 tuning; // frequency scale factor
} SoundFontSound; // size = 0x8
typedef struct {
/* 0x00 */ s16 numSamplesAfterDownsampling; // never read
/* 0x02 */ s16 chunkLen; // never read
/* 0x04 */ s16* toDownsampleLeft;
/* 0x08 */ s16* toDownsampleRight; // data pointed to by left and right are adjacent in memory
/* 0x0C */ s32 startPos; // start pos in ring buffer
/* 0x10 */ s16 lengthA; // first length in ring buffer (from startPos, at most until end)
/* 0x12 */ s16 lengthB; // second length in ring buffer (from pos 0)
/* 0x14 */ u16 unk_14;
/* 0x16 */ u16 unk_16;
/* 0x18 */ u16 unk_18;
} ReverbRingBufferItem; // size = 0x1C
typedef struct {
/* 0x000 */ u8 resampleFlags;
/* 0x001 */ u8 useReverb;
/* 0x002 */ u8 framesToIgnore;
/* 0x003 */ u8 curFrame;
/* 0x004 */ u8 downsampleRate;
/* 0x005 */ s8 unk_05;
/* 0x006 */ u16 windowSize;
/* 0x008 */ s16 unk_08;
/* 0x00A */ s16 unk_0A;
/* 0x00C */ u16 unk_0C;
/* 0x00E */ u16 unk_0E;
/* 0x010 */ s16 leakRtl;
/* 0x012 */ s16 leakLtr;
/* 0x014 */ u16 unk_14;
/* 0x016 */ s16 unk_16;
/* 0x018 */ u8 unk_18;
/* 0x019 */ s8 unk_19;
/* 0x01A */ u16 unk_1A;
/* 0x01C */ u16 unk_1C;
/* 0x01E */ u8 unk_1E;
/* 0x020 */ s32 nextRingBufPos;
/* 0x024 */ s32 unk_24; // May be bufSizePerChan
/* 0x028 */ s16* leftRingBuf;
/* 0x02C */ s16* rightRingBuf;
/* 0x030 */ void* unk_30;
/* 0x034 */ void* unk_34;
/* 0x038 */ void* unk_38;
/* 0x03C */ void* unk_3C;
/* 0x040 */ ReverbRingBufferItem items[2][5];
/* 0x158 */ ReverbRingBufferItem items2[2][5];
/* 0x270 */ s16* filterLeft;
/* 0x274 */ s16* filterRight;
/* 0x278 */ s16* unk_278;
/* 0x27C */ s16* unk_27C;
/* 0x280 */ s16* filterLeftState;
/* 0x284 */ s16* filterRightState;
/* 0x288 */ SoundFontSound sound;
/* 0x290 */ SoundFontSample sample;
/* 0x2A0 */ AdpcmLoop loop;
} SynthesisReverb; // size = 0x2D0
typedef struct {
/* 0x00 */ u8 loaded;
/* 0x01 */ u8 normalRangeLo;
/* 0x02 */ u8 normalRangeHi;
/* 0x03 */ u8 releaseRate;
/* 0x04 */ AdsrEnvelope* envelope;
/* 0x08 */ SoundFontSound lowNotesSound;
/* 0x10 */ SoundFontSound normalNotesSound;
/* 0x18 */ SoundFontSound highNotesSound;
} Instrument; // size = 0x20
typedef struct {
/* 0x00 */ u8 releaseRate;
/* 0x01 */ u8 pan;
/* 0x02 */ u8 loaded;
/* 0x04 */ SoundFontSound sound;
/* 0x14 */ AdsrEnvelope* envelope;
} Drum; // size = 0x18
typedef struct {
/* 0x00 */ u8 numInstruments;
/* 0x01 */ u8 numDrums;
/* 0x02 */ u8 sampleBankId1;
/* 0x03 */ u8 sampleBankId2;
/* 0x04 */ u16 numSfx;
/* 0x08 */ Instrument** instruments;
/* 0x0C */ Drum** drums;
/* 0x10 */ SoundFontSound* soundEffects;
} SoundFont; // size = 0x14
typedef struct {
/* 0x00 */ u8* pc; // program counter
/* 0x04 */ u8* stack[4];
/* 0x14 */ u8 remLoopIters[4]; // remaining loop iterations
/* 0x18 */ u8 depth;
/* 0x19 */ s8 value;
} SeqScriptState; // size = 0x1C
// Also known as a Group, according to debug strings.
typedef struct {
/* 0x000 */ u8 enabled : 1;
/* 0x000 */ u8 finished : 1;
/* 0x000 */ u8 muted : 1;
/* 0x000 */ u8 seqDmaInProgress : 1;
/* 0x000 */ u8 fontDmaInProgress : 1;
/* 0x000 */ u8 recalculateVolume : 1;
/* 0x000 */ u8 stopScript : 1;
/* 0x000 */ u8 applyBend : 1;
/* 0x001 */ u8 state;
/* 0x002 */ u8 noteAllocPolicy;
/* 0x003 */ u8 muteBehavior;
/* 0x004 */ u8 seqId;
/* 0x005 */ u8 defaultFont;
/* 0x006 */ u8 unk_06[1];
/* 0x007 */ s8 playerIdx;
/* 0x008 */ u16 tempo; // tatums per minute
/* 0x00A */ u16 tempoAcc;
/* 0x00C */ s16 unk_0C;
/* 0x00E */ s16 transposition;
/* 0x010 */ u16 delay;
/* 0x012 */ u16 fadeTimer;
/* 0x014 */ u16 fadeTimerUnkEu;
/* 0x016 */ u16 unk_16; // New to MM
union {
/* 0x018 */ u8* seqData;
/* 0x018 */ u16* seqData16;
};
/* 0x01C */ f32 fadeVolume;
/* 0x020 */ f32 fadeVelocity;
/* 0x024 */ f32 volume;
/* 0x028 */ f32 muteVolumeScale;
/* 0x02C */ f32 fadeVolumeScale;
/* 0x030 */ f32 appliedFadeVolume;
/* 0x034 */ f32 bend;
/* 0x038 */ struct SequenceChannel* channels[16];
/* 0x078 */ SeqScriptState scriptState;
/* 0x094 */ u8* shortNoteVelocityTable;
/* 0x098 */ u8* shortNoteGateTimeTable;
/* 0x09C */ NotePool notePool;
/* 0x0DC */ s32 skipTicks;
/* 0x0E0 */ u32 scriptCounter;
/* 0x0E4 */ char unk_E4[0x74]; // unused struct members for sequence/sound font dma management, according to sm64 decomp
/* 0x158 */ s8 soundScriptIO[8];
} SequencePlayer; // size = 0x160
typedef struct {
/* 0x0 */ u8 releaseRate;
/* 0x1 */ u8 sustain;
/* 0x4 */ AdsrEnvelope* envelope;
} AdsrSettings; // size = 0x8
typedef struct {
union {
struct {
/* 0x00 */ u8 unk_0b80 : 1;
/* 0x00 */ u8 hang : 1;
/* 0x00 */ u8 decay : 1;
/* 0x00 */ u8 release : 1;
/* 0x00 */ u8 state : 4;
} s;
/* 0x00 */ u8 asByte;
} action;
/* 0x01 */ u8 envIndex;
/* 0x02 */ s16 delay;
/* 0x04 */ f32 sustain;
/* 0x08 */ f32 velocity;
/* 0x0C */ f32 fadeOutVel;
/* 0x10 */ f32 current;
/* 0x14 */ f32 target;
/* 0x18 */ char unk_18[4];
/* 0x1C */ AdsrEnvelope* envelope;
} AdsrState; // size = 0x20
typedef struct {
/* 0x0 */ u8 unused : 2;
/* 0x0 */ u8 bit2 : 2;
/* 0x0 */ u8 strongRight : 1;
/* 0x0 */ u8 strongLeft : 1;
/* 0x0 */ u8 stereoHeadsetEffects : 1;
/* 0x0 */ u8 usesHeadsetPanEffects : 1;
} StereoData; // size = 0x1
typedef union {
/* 0x0 */ StereoData s;
/* 0x0 */ u8 asByte;
} Stereo; // size = 0x1
typedef struct {
/* 0x00 */ u8 reverb;
/* 0x01 */ u8 unk_1;
/* 0x02 */ u8 pan;
/* 0x03 */ u8 unk_3; // Possibly part of stereo?
/* 0x04 */ Stereo stereo;
/* 0x05 */ u8 unk_4;
/* 0x06 */ u16 unk_6;
/* 0x08 */ f32 freqScale;
/* 0x0C */ f32 velocity;
/* 0x10 */ s16* filter;
/* 0x14 */ s16* filterBuf;
} NoteAttributes; // size = 0x18
typedef struct VibratoSubStruct {
/* 0x0 */ u16 vibratoRateStart;
/* 0x2 */ u16 vibratoExtentStart;
/* 0x4 */ u16 vibratoRateTarget;
/* 0x6 */ u16 vibratoExtentTarget;
/* 0x8 */ u16 vibratoRateChangeDelay;
/* 0xA */ u16 vibratoExtentChangeDelay;
/* 0xC */ u16 vibratoDelay;
} VibratoSubStruct; // size = 0xE
// Also known as a SubTrack, according to sm64 debug strings.
typedef struct SequenceChannel {
/* 0x00 */ u8 enabled : 1;
/* 0x00 */ u8 finished : 1;
/* 0x00 */ u8 stopScript : 1;
/* 0x00 */ u8 stopSomething2 : 1; // sets SequenceLayer.stopSomething
/* 0x00 */ u8 hasInstrument : 1;
/* 0x00 */ u8 stereoHeadsetEffects : 1;
/* 0x00 */ u8 largeNotes : 1; // notes specify duration and velocity
/* 0x00 */ u8 unused : 1;
union {
struct {
/* 0x01 */ u8 freqScale : 1;
/* 0x01 */ u8 volume : 1;
/* 0x01 */ u8 pan : 1;
} s;
/* 0x01 */ u8 asByte;
} changes;
/* 0x02 */ u8 noteAllocPolicy;
/* 0x03 */ u8 muteBehavior;
/* 0x04 */ u8 reverb; // or dry/wet mix
/* 0x05 */ u8 notePriority; // 0-3
/* 0x06 */ u8 someOtherPriority;
/* 0x07 */ u8 fontId;
/* 0x08 */ u8 reverbIndex;
/* 0x09 */ u8 bookOffset;
/* 0x0A */ u8 newPan;
/* 0x0B */ u8 panChannelWeight; // proportion of pan that comes from the channel (0..128)
/* 0x0C */ u8 unk_0C;
/* 0x0D */ u8 velocityRandomVariance;
/* 0x0E */ u8 gateTimeRandomVariance;
/* 0x0F */ u8 unk_0F;
/* 0x10 */ u8 unk_10; // New to MM
/* 0x11 */ u8 unk_11; // New to MM
/* 0x12 */ VibratoSubStruct vibrato;
/* 0x20 */ u16 delay;
/* 0x22 */ u16 unk_20;
/* 0x24 */ u16 unk_22; // Used for indexing data
/* 0x26 */ s16 instOrWave; // either 0 (none), instrument index + 1, or
// 0x80..0x83 for sawtooth/triangle/sine/square waves.
/* 0x28 */ s16 transposition;
/* 0x2C */ f32 volumeScale;
/* 0x30 */ f32 volume;
/* 0x34 */ s32 pan;
/* 0x38 */ f32 appliedVolume;
/* 0x3C */ f32 freqScale;
/* 0x40 */ u8 (*dynTable)[][2];
/* 0x44 */ struct Note* noteUnused;
/* 0x48 */ struct SequenceLayer* layerUnused;
/* 0x4C */ Instrument* instrument;
/* 0x50 */ SequencePlayer* seqPlayer;
/* 0x54 */ struct SequenceLayer* layers[4];
/* 0x64 */ SeqScriptState scriptState;
/* 0x80 */ AdsrSettings adsr;
/* 0x88 */ NotePool notePool;
/* 0xC8 */ s8 soundScriptIO[8]; // bridge between sound script and audio lib, "io ports"
/* 0xD0 */ u8* unk_D0; // New to MM
/* 0xD4 */ s16* filter;
/* 0xD8 */ Stereo stereo;
/* 0xDC */ s32 unk_DC; // New to MM
/* 0xE0 */ s32 unk_E0; // New to MM
} SequenceChannel; // size = 0xE4
// Might also be known as a Track, according to sm64 debug strings (?).
typedef struct SequenceLayer {
/* 0x00 */ u8 enabled : 1;
/* 0x00 */ u8 finished : 1;
/* 0x00 */ u8 stopSomething : 1;
/* 0x00 */ u8 continuousNotes : 1; // keep the same note for consecutive notes with the same sound
/* 0x00 */ u8 bit3 : 1; // "loaded"?
/* 0x00 */ u8 ignoreDrumPan : 1;
/* 0x00 */ u8 bit1 : 1; // "has initialized continuous notes"?
/* 0x00 */ u8 notePropertiesNeedInit : 1;
/* 0x01 */ Stereo stereo;
/* 0x02 */ u8 instOrWave;
/* 0x03 */ u8 gateTime;
/* 0x04 */ u8 semitone;
/* 0x05 */ u8 portamentoTargetNote;
/* 0x06 */ u8 pan; // 0..128
/* 0x07 */ u8 notePan;
/* 0x08 */ u8 unk_08;
/* 0x09 */ u8 unk_09;
union {
struct {
/* 0x0A */ u16 bit_0 : 1;
/* 0x0A */ u16 bit_1 : 1;
/* 0x0A */ u16 bit_2 : 1;
/* 0x0A */ u16 bit_3 : 1;
/* 0x0A */ u16 bit_4 : 1;
/* 0x0A */ u16 bit_5 : 1;
/* 0x0A */ u16 bit_6 : 1;
/* 0x0A */ u16 bit_7 : 1;
/* 0x0A */ u16 bit_8 : 1;
/* 0x0A */ u16 bit_9 : 1;
/* 0x0A */ u16 bit_A : 1;
/* 0x0A */ u16 bit_B : 1;
/* 0x0A */ u16 bit_C : 1;
/* 0x0A */ u16 bit_D : 1;
/* 0x0A */ u16 bit_E : 1;
/* 0x0A */ u16 bit_F : 1;
} s;
/* 0x0A */ u16 asByte;
} unk_0A;
/* 0x0C */ VibratoSubStruct vibrato;
/* 0x1A */ s16 delay;
/* 0x1C */ s16 gateDelay;
/* 0x1E */ s16 delay2;
/* 0x20 */ u16 portamentoTime;
/* 0x22 */ s16 transposition; // #semitones added to play commands
// (seq instruction encoding only allows referring to the limited range
// 0..0x3F; this makes 0x40..0x7F accessible as well)
/* 0x24 */ s16 shortNoteDefaultDelay;
/* 0x26 */ s16 lastDelay;
/* 0x28 */ AdsrSettings adsr;
/* 0x30 */ Portamento portamento;
/* 0x3C */ struct Note* note;
/* 0x40 */ f32 freqScale;
/* 0x44 */ f32 bend;
/* 0x48 */ f32 velocitySquare2;
/* 0x4C */ f32 velocitySquare; // not sure which one of those corresponds to the sm64 original
/* 0x50 */ f32 noteVelocity;
/* 0x54 */ f32 noteFreqScale;
/* 0x58 */ Instrument* instrument;
/* 0x5C */ SoundFontSound* sound;
/* 0x60 */ SequenceChannel* channel; // Not SequenceChannel?
/* 0x64 */ SeqScriptState scriptState;
/* 0x80 */ AudioListItem listItem;
} SequenceLayer; // size = 0x90
typedef struct {
/* 0x00 */ s16 adpcmdecState[0x10];
/* 0x20 */ s16 finalResampleState[0x10];
/* 0x40 */ s16 mixEnvelopeState[0x28];
/* 0x90 */ s16 panResampleState[0x10];
/* 0xB0 */ s16 panSamplesBuffer[0x20];
/* 0xF0 */ s16 dummyResampleState[0x10];
} NoteSynthesisBuffers; // size = 0x110
typedef struct {
/* 0x00 */ u8 restart_bit0 : 1;
/* 0x00 */ u8 restart_bit1 : 1;
/* 0x00 */ u8 restart_bit2 : 1;
/* 0x00 */ u8 restart_bit3 : 1;
/* 0x00 */ u8 restart_bit4 : 1;
/* 0x00 */ u8 restart_bit5 : 1;
/* 0x00 */ u8 restart_bit6 : 1;
/* 0x00 */ u8 restart_bit7 : 1;
/* 0x01 */ u8 sampleDmaIndex;
/* 0x02 */ u8 prevHeadsetPanRight;
/* 0x03 */ u8 prevHeadsetPanLeft;
/* 0x04 */ u8 reverbVol;
/* 0x05 */ u8 numParts;
/* 0x06 */ u16 samplePosFrac;
/* 0x08 */ u16 unk_08; // New to MM
/* 0x0C */ s32 samplePosInt;
/* 0x10 */ NoteSynthesisBuffers* synthesisBuffers;
/* 0x14 */ s16 curVolLeft;
/* 0x16 */ s16 curVolRight;
/* 0x18 */ u16 unk_14;
/* 0x1A */ u16 unk_16;
/* 0x1C */ u16 unk_18;
/* 0x1E */ u8 unk_1A;
/* 0x1F */ u8 unk_1F;
/* 0x20 */ u16 unk_1C;
/* 0x22 */ u16 unk_1E;
} NoteSynthesisState; // size = 0x24
typedef struct {
/* 0x00 */ struct VibratoSubStruct* vibSubStruct; // MM Something else?
/* 0x04 */ u32 time;
/* 0x08 */ s16* curve;
/* 0x0C */ f32 extent;
/* 0x10 */ f32 rate;
/* 0x14 */ u8 active;
/* 0x16 */ u16 rateChangeTimer;
/* 0x18 */ u16 extentChangeTimer;
/* 0x1A */ u16 delay;
} VibratoState; // size = 0x1C
typedef struct {
/* 0x00 */ u8 priority;
/* 0x01 */ u8 waveId;
/* 0x02 */ u8 sampleCountIndex;
/* 0x03 */ u8 fontId;
/* 0x04 */ u8 unk_04;
/* 0x05 */ u8 stereoHeadsetEffects;
/* 0x06 */ s16 adsrVolScaleUnused;
/* 0x08 */ f32 portamentoFreqScale;
/* 0x0C */ f32 vibratoFreqScale;
/* 0x18 */ SequenceLayer* wantedParentLayer;
/* 0x14 */ SequenceLayer* parentLayer;
/* 0x10 */ SequenceLayer* prevParentLayer;
/* 0x1C */ NoteAttributes attributes;
/* 0x34 */ AdsrState adsr;
/* 0x54 */ Portamento portamento;
/* 0x60 */ VibratoState vibratoState;
/* 0x7C */ char unk_7C[0x8];
/* 0x84 */ u32 unk_84;
} NotePlaybackState; // size = 0x88
typedef struct {
struct {
/* 0x00 */ volatile u8 enabled : 1;
/* 0x00 */ u8 needsInit : 1;
/* 0x00 */ u8 finished : 1; // ?
/* 0x00 */ u8 unused : 1;
/* 0x00 */ u8 stereoStrongRight : 1;
/* 0x00 */ u8 stereoStrongLeft : 1;
/* 0x00 */ u8 stereoHeadsetEffects : 1;
/* 0x00 */ u8 usesHeadsetPanEffects : 1; // ?
} bitField0;
struct {
/* 0x01 */ u8 reverbIndex : 3;
/* 0x01 */ u8 bookOffset : 2;
/* 0x01 */ u8 isSyntheticWave : 1;
/* 0x01 */ u8 hasTwoParts : 1;
/* 0x01 */ u8 usesHeadsetPanEffects2 : 1;
} bitField1;
/* 0x02 */ u8 unk_2;
/* 0x03 */ u8 headsetPanRight;
/* 0x04 */ u8 headsetPanLeft;
/* 0x05 */ u8 reverbVol;
/* 0x06 */ u8 unk_06;
/* 0x07 */ u8 unk_07;
/* 0x08 */ u16 targetVolLeft;
/* 0x0A */ u16 targetVolRight;
/* 0x0C */ u16 resamplingRateFixedPoint;
/* 0x0E */ u16 unk_0E;
union {
/* 0x10 */ SoundFontSound* soundFontSound;
/* 0x10 */ s16* samples; // used for synthetic waves
} sound;
/* 0x14 */ s16* filter;
/* 0x18 */ u8 unk_18; // New to MM
/* 0x19 */ u8 unk_19; // New to MM
/* 0x1A */ UNK_TYPE1 pad_1A[0x6];
} NoteSubEu; // size = 0x20
typedef struct Note {
/* 0x00 */ AudioListItem listItem;
/* 0x10 */ NoteSynthesisState synthesisState;
/* 0x34 */ NotePlaybackState playbackState;
/* 0xBC */ char unk_BC[0x1C];
/* 0xD8 */ NoteSubEu noteSubEu;
} Note; // size = 0xF8
typedef struct {
/* 0x00 */ u8 downsampleRate;
/* 0x02 */ u16 windowSize;
/* 0x04 */ u16 unk_4;
/* 0x06 */ u16 unk_6;
/* 0x08 */ u16 unk_8;
/* 0x0A */ u16 unk_A;
/* 0x0C */ u16 leakRtl;
/* 0x0E */ u16 leakLtr;
/* 0x10 */ s8 unk_10;
/* 0x12 */ u16 unk_12;
/* 0x14 */ s16 lowPassFilterCutoffLeft;
/* 0x16 */ s16 lowPassFilterCutoffRight;
} ReverbSettings; // size = 0x18
/**
* The high-level audio specifications requested when initializing or resetting the audio heap.
* Most often resets during scene transitions, but will highly depend on game play.
*/
typedef struct {
/* 0x00 */ u32 samplingFreq; // Target sampling rate in Hz
/* 0x04 */ u8 unk_04;
/* 0x05 */ u8 numNotes;
/* 0x06 */ u8 numSequencePlayers;
/* 0x07 */ u8 unk_07[0x2]; // unused, set to zero
/* 0x09 */ u8 numReverbs;
/* 0x0C */ ReverbSettings* reverbSettings;
/* 0x10 */ u16 sampleDmaBufSize1;
/* 0x12 */ u16 sampleDmaBufSize2;
/* 0x14 */ u16 unk_14;
/* 0x18 */ size_t persistentSeqCacheSize; // size of cache on audio pool to store sequences persistently
/* 0x1C */ size_t persistentFontCacheSize; // size of cache on audio pool to store soundFonts persistently
/* 0x20 */ size_t persistentSampleBankCacheSize; // size of cache on audio pool to store entire sample banks persistently
/* 0x24 */ size_t temporarySeqCacheSize; // size of cache on audio pool to store sequences temporarily
/* 0x28 */ size_t temporaryFontCacheSize; // size of cache on audio pool to store soundFonts temporarily
/* 0x2C */ size_t temporarySampleBankCacheSize; // size of cache on audio pool to store entire sample banks temporarily
/* 0x30 */ size_t persistentSampleCacheSize; // size of cache on audio pool to store individual samples persistently
/* 0x34 */ size_t temporarySampleCacheSize; // size of cache on audio pool to store individual samples temporarily
} AudioSpec; // size = 0x38
/**
* The audio buffer stores the fully processed digital audio before it is sent to the audio interface (AI), then to the
* digital-analog converter (DAC), then to play on the speakers. The audio buffer is written to by the rsp after
* processing audio commands, and the audio buffer is read by AI which sends the data to the DAC.
* This struct parameterizes that buffer.
*/
typedef struct {
/* 0x00 */ s16 specUnk4;
/* 0x02 */ u16 samplingFreq; // Target sampling rate in Hz
/* 0x04 */ u16 aiSamplingFreq; // True sampling rate set to the audio interface (AI) for the audio digital-analog converter (DAC)
/* 0x06 */ s16 samplesPerFrameTarget;
/* 0x08 */ s16 maxAiBufferLength;
/* 0x0A */ s16 minAiBufferLength;
/* 0x0C */ s16 updatesPerFrame;
/* 0x0E */ s16 samplesPerUpdate;
/* 0x10 */ s16 samplesPerUpdateMax;
/* 0x12 */ s16 samplesPerUpdateMin;
/* 0x14 */ s16 numSequencePlayers;
/* 0x18 */ f32 resampleRate;
/* 0x1C */ f32 updatesPerFrameInv;
/* 0x20 */ f32 unkUpdatesPerFrameScaled;
/* 0x24 */ f32 unk_24;
} AudioBufferParameters; // size = 0x28
/**
* Meta-data associated with a pool (contain withing the Audio Heap)
*/
typedef struct {
/* 0x0 */ u8* startAddr; // start addr of the pool
/* 0x4 */ u8* curAddr; // address of the next available memory for allocation
/* 0x8 */ size_t size; // size of the pool
/* 0xC */ s32 count; // number of entries allocated to the pool
} AudioAllocPool; // size = 0x10
/**
* Audio cache entry data to store a single entry containing either a sequence, soundfont, or entire sample banks
*/
typedef struct {
/* 0x0 */ u8* addr;
/* 0x4 */ size_t size;
/* 0x8 */ s16 tableType;
/* 0xA */ s16 id;
} AudioCacheEntry; // size = 0xC
/**
* Audio cache entry data to store a single entry containing an individual sample
*/
typedef struct {
/* 0x00 */ s8 inUse;
/* 0x01 */ s8 origMedium;
/* 0x02 */ u8 sampleBankId;
/* 0x03 */ char unk_03[0x5];
/* 0x08 */ u8* allocatedAddr;
/* 0x0C */ void* sampleAddr;
/* 0x10 */ size_t size;
} SampleCacheEntry; // size = 0x14
/**
* Audio cache entry data to store individual samples
*/
typedef struct {
/* 0x000 */ AudioAllocPool pool;
/* 0x010 */ SampleCacheEntry entries[128];
/* 0xA10 */ s32 numEntries;
} AudioSampleCache; // size = 0xA14
typedef struct {
/* 0x00 */ u32 numEntries;
/* 0x04 */ AudioAllocPool pool;
/* 0x14 */ AudioCacheEntry entries[16];
} AudioPersistentCache; // size = 0xD4
typedef struct {
/* 0x00 */ u32 nextSide;
/* 0x04 */ AudioAllocPool pool;
/* 0x14 */ AudioCacheEntry entries[2];
} AudioTemporaryCache; // size = 0x3C
typedef struct {
/* 0x000 */ AudioPersistentCache persistent;
/* 0x0D4 */ AudioTemporaryCache temporary;
/* 0x100 */ u8 unk_100[0x10];
} AudioCache; // size = 0x110
typedef struct {
/* 0x0 */ size_t persistentCommonPoolSize;
/* 0x4 */ size_t temporaryCommonPoolSize;
} AudioCachePoolSplit; // size = 0x8
typedef struct {
/* 0x0 */ size_t seqCacheSize;
/* 0x4 */ size_t fontCacheSize;
/* 0x8 */ size_t sampleBankCacheSize;
} AudioCommonPoolSplit; // size = 0xC
typedef struct {
/* 0x0 */ size_t miscPoolSize;
/* 0x4 */ u32 unkSizes[2];
/* 0xC */ size_t cachePoolSize;
} AudioSessionPoolSplit; // size = 0x10
typedef struct {
/* 0x00 */ u32 endAndMediumKey;
/* 0x04 */ SoundFontSample* sample;
/* 0x08 */ u8* ramAddr;
/* 0x0C */ u32 encodedInfo;
/* 0x10 */ s32 isFree;
} AudioPreloadReq; // size = 0x14
typedef struct {
union {
/* 0x0 */ u32 opArgs;
struct {
/* 0x0 */ u8 op;
/* 0x1 */ u8 arg0;
/* 0x2 */ u8 arg1;
/* 0x3 */ u8 arg2;
};
};
union {
/* 0x4 */ void* data;
/* 0x4 */ f32 asFloat;
/* 0x4 */ s32 asInt;
/* 0x4 */ u16 asUShort;
/* 0x4 */ s8 asSbyte;
/* 0x4 */ u8 asUbyte;
/* 0x4 */ u32 asUInt;
};
} AudioCmd; // size = 0x8
typedef struct {
/* 0x00 */ s8 status;
/* 0x01 */ s8 delay;
/* 0x02 */ s8 medium;
/* 0x04 */ u8* ramAddr;
/* 0x08 */ uintptr_t curDevAddr;
/* 0x0C */ u8* curRamAddr;
/* 0x10 */ size_t bytesRemaining;
/* 0x14 */ size_t chunkSize;
/* 0x18 */ s32 unkMediumParam;
/* 0x1C */ u32 retMsg;
/* 0x20 */ OSMesgQueue* retQueue;
/* 0x24 */ OSMesgQueue msgQueue;
/* 0x3C */ OSMesg msg;
/* 0x40 */ OSIoMesg ioMesg;
} AudioAsyncLoad; // size = 0x58
typedef struct {
/* 0x00 */ u8 medium;
/* 0x01 */ u8 seqOrFontId;
/* 0x02 */ u16 instId;
/* 0x04 */ s32 unkMediumParam;
/* 0x08 */ uintptr_t curDevAddr;
/* 0x0C */ u8* curRamAddr;
/* 0x10 */ u8* ramAddr;
/* 0x14 */ s32 status;
/* 0x18 */ size_t bytesRemaining;
/* 0x1C */ s8* isDone; // TODO: rename in OoT and sync up here. This is an external status while (s32 status) is an internal status
/* 0x20 */ SoundFontSample sample;
/* 0x30 */ OSMesgQueue msgqueue;
/* 0x48 */ OSMesg msg;
/* 0x4C */ OSIoMesg ioMesg;
} AudioSlowLoad; // size = 0x64
typedef struct {
/* 0x00 */ uintptr_t romAddr;
/* 0x04 */ size_t size;
/* 0x08 */ s8 medium;
/* 0x09 */ s8 cachePolicy;
/* 0x0A */ s16 shortData1;
/* 0x0C */ s16 shortData2;
/* 0x0E */ s16 shortData3;
} AudioTableEntry; // size = 0x10
typedef struct {
/* 0x00 */ s16 numEntries;
/* 0x02 */ s16 unkMediumParam;
/* 0x04 */ uintptr_t romAddr;
/* 0x08 */ char pad[0x8];
/* 0x10 */ AudioTableEntry entries[1]; // (dynamic size)
} AudioTable; // size >= 0x20
typedef struct {
/* 0x00 */ OSTask task;
/* 0x40 */ OSMesgQueue* taskQueue;
/* 0x44 */ void* unk_44; // probably a message that gets unused.
/* 0x48 */ char unk_48[0x8];
} AudioTask; // size = 0x50
typedef struct {
/* 0x00 */ u8* ramAddr;
/* 0x04 */ uintptr_t devAddr;
/* 0x08 */ u16 sizeUnused;
/* 0x0A */ u16 size;
/* 0x0C */ u8 unused;
/* 0x0D */ u8 reuseIndex; // position in sSampleDmaReuseQueue1/2, if ttl == 0
/* 0x0E */ u8 ttl; // Time To Live: duration after which the DMA can be discarded
} SampleDma; // size = 0x10
typedef struct {
/* 0x0000 */ char unk_0000;
/* 0x0001 */ s8 numSynthesisReverbs;
/* 0x0002 */ u16 unk_2; // reads from audio spec unk_14, never used, always set to 0x7FFF
/* 0x0004 */ u16 unk_4;
/* 0x0006 */ char unk_0006[0xA];
/* 0x0010 */ s16* curLoadedBook;
/* 0x0014 */ NoteSubEu* noteSubsEu;
/* 0x0018 */ SynthesisReverb synthesisReverbs[4];
/* 0x0B58 */ char unk_0B58[0x30];
/* 0x0B88 */ SoundFontSample* usedSamples[128];
/* 0x0D88 */ AudioPreloadReq preloadSampleStack[128];
/* 0x1788 */ s32 numUsedSamples;
/* 0x178C */ s32 preloadSampleStackTop;
/* 0x1790 */ AudioAsyncLoad asyncLoads[0x10];
/* 0x1D10 */ OSMesgQueue asyncLoadUnkMediumQueue;
/* 0x1D28 */ char unk_1D08[0x40];
/* 0x1D68 */ AudioAsyncLoad* curUnkMediumLoad;
/* 0x1D6C */ u32 slowLoadPos;
/* 0x1D70 */ AudioSlowLoad slowLoads[2];
/* 0x1E38 */ OSPiHandle* cartHandle;
/* 0x1E2C */ OSPiHandle* driveHandle;
/* 0x1E40 */ OSMesgQueue externalLoadQueue;
/* 0x1E58 */ OSMesg externalLoadMesgBuf[0x10];
/* 0x1E98 */ OSMesgQueue preloadSampleQueue;
/* 0x1EB0 */ OSMesg preloadSampleMesgBuf[0x10];
/* 0x1EF0 */ OSMesgQueue currAudioFrameDmaQueue;
/* 0x1F08 */ OSMesg currAudioFrameDmaMesgBuf[0x40];
/* 0x2008 */ OSIoMesg currAudioFrameDmaIoMesgBuf[0x40];
/* 0x2608 */ OSMesgQueue syncDmaQueue;
/* 0x2620 */ OSMesg syncDmaMesg;
/* 0x2624 */ OSIoMesg syncDmaIoMesg;
/* 0x263C */ SampleDma* sampleDmas;
/* 0x2640 */ u32 sampleDmaCount;
/* 0x2644 */ u32 sampleDmaListSize1;
/* 0x2648 */ s32 unused2648;
/* 0x264C */ u8 sampleDmaReuseQueue1[0x100]; // read pos <= write pos, wrapping mod 256
/* 0x274C */ u8 sampleDmaReuseQueue2[0x100];
/* 0x284C */ u8 sampleDmaReuseQueue1RdPos; // Read position for dma 1
/* 0x284D */ u8 sampleDmaReuseQueue2RdPos; // Read position for dma 2
/* 0x284E */ u8 sampleDmaReuseQueue1WrPos; // Write position for dma 1
/* 0x284F */ u8 sampleDmaReuseQueue2WrPos; // Write position for dma 2
/* 0x2850 */ AudioTable* sequenceTable;
/* 0x2854 */ AudioTable* soundFontTable;
/* 0x2858 */ AudioTable* sampleBankTable;
/* 0x285C */ char unk_285C[0x4];
/* 0x2860 */ u8* sequenceFontTable;
/* 0x2864 */ u16 numSequences;
/* 0x2868 */ SoundFont* soundFonts;
/* 0x286C */ AudioBufferParameters audioBufferParameters;
/* 0x2994 */ f32 unk_2870;
/* 0x2898 */ s32 sampleDmaBufSize1;
/* 0x289C */ s32 sampleDmaBufSize2;
/* 0x28A0 */ char unk_287C[0x10];
/* 0x28B0 */ s32 sampleDmaBufSize;
/* 0x28B4 */ s32 maxAudioCmds;
/* 0x28B8 */ s32 numNotes;
/* 0x2898 */ s16 tempoInternalToExternal;
/* 0x28BE */ s8 soundMode;
/* 0x28C0 */ s32 totalTaskCount; // The total number of times the top-level function on the audio thread is run since the last audio reset
/* 0x28C4 */ s32 curAudioFrameDmaCount;
/* 0x28C8 */ s32 rspTaskIndex;
/* 0x28CC */ s32 curAiBuffferIndex;
/* 0x28AC */ Acmd* abiCmdBufs[2]; // Pointer to audio heap where the audio binary interface command lists are stored. Two lists that alternative every frame
/* 0x28B4 */ Acmd* curAbiCmdBuf;
/* 0x28DC */ AudioTask* curTask;
/* 0x28C0 */ AudioTask rspTask[2];
/* 0x2980 */ f32 unk_2960;
/* 0x2984*/ s32 refreshRate;
/* 0x2988 */ s16* aiBuffers[3]; // Pointers to the audio buffer allocated on the initPool contained in the audio heap. Stores fully processed digital audio before transferring to the audio interface (AI)
/* 0x2994 */ s16 aiBufLengths[3]; // Number of bytes to transfer to the audio interface buffer
/* 0x299C */ u32 audioRandom;
/* 0x29A0 */ s32 audioErrorFlags;
/* 0x29A4 */ volatile u32 resetTimer;
/* 0x29A8 */ u32 (*unk_29A8[4])(s8 value, SequenceChannel* channel);
/* 0x29B8 */ s8 unk_29B8;
/* 0x29BC */ s32 unk_29BC; // sMaxAbiCmdCnt
/* 0x29C0 */ AudioAllocPool audioSessionPool; // A sub-pool to main pool, contains all sub-pools and data that changes every audio reset
/* 0x29D0 */ AudioAllocPool externalPool; // pool allocated on an external device. Never used in game
/* 0x29E0 */ AudioAllocPool audioInitPool; // A sub-pool to the main pool, contains all sub-pools and data that persists every audio reset
/* 0x29F0 */ AudioAllocPool miscPool; // A sub-pool to the session pool,
/* 0x2A00 */ char unk_29D0[0x20]; // probably two unused pools
/* 0x2A20 */ AudioAllocPool cachePool; // The common pool for all cache entries
/* 0x2A30 */ AudioAllocPool persistentCommonPool; // A sub-pool to the cache pool, contains all caches for data stored persistently
/* 0x2A40 */ AudioAllocPool temporaryCommonPool; // A sub-pool to the cache pool, contains all caches for data stored temporarily
/* 0x2A50 */ AudioCache seqCache; // Cache to store sequences
/* 0x2B60 */ AudioCache fontCache; // Cache to store soundFonts
/* 0x2C70 */ AudioCache sampleBankCache; // Cache for loading entire sample banks
/* 0x2D80 */ AudioAllocPool permanentPool; // Pool to stores audio data that is always loaded in. Primarily used for sfxs
/* 0x2D90 */ AudioCacheEntry permanentEntries[32]; // indificual entries to the permanent pool
/* 0x3690 */ AudioSampleCache persistentSampleCache; // Stores individual samples persistently
/* 0x40A4 */ AudioSampleCache temporarySampleCache; // Stores individual samples temporarily
/* 0x4338 */ AudioSessionPoolSplit sessionPoolSplit; // splits session pool into the cache pool and misc pool
/* 0x4348 */ AudioCachePoolSplit cachePoolSplit; // splits cache pool into the persistent & temporary common pools
/* 0x4350 */ AudioCommonPoolSplit persistentCommonPoolSplit; // splits persistent common pool into caches for sequences, soundFonts, sample banks
/* 0x435C */ AudioCommonPoolSplit temporaryCommonPoolSplit; // splits temporary common pool into caches for sequences, soundFonts, sample banks
/* 0x4368 */ u8 sampleFontLoadStatus[0x30];
/* 0x4398 */ u8 fontLoadStatus[0x30];
/* 0x43C8 */ u8 seqLoadStatus[0x80];
/* 0x4448 */ volatile u8 resetStatus;
/* 0x4449 */ u8 audioResetSpecIdToLoad;
/* 0x444C */ s32 audioResetFadeOutFramesLeft;
/* 0x4450 */ f32* unk_3520; // fadeOutVelocities for ADSR
/* 0x4454 */ u8* audioHeap;
/* 0x4458 */ size_t audioHeapSize;
/* 0x445C */ Note* notes;
/* 0x4460 */ SequencePlayer seqPlayers[5];
/* 0x4B40 */ SequenceLayer sequenceLayers[80];
/* 0x7840 */ SequenceChannel sequenceChannelNone;
/* 0x7924 */ s32 noteSubEuOffset;
/* 0x7928 */ AudioListItem layerFreeList;
/* 0x7938 */ NotePool noteFreeLists;
/* 0x7978 */ u8 cmdWritePos;
/* 0x7979 */ u8 cmdReadPos;
/* 0x797A */ u8 cmdQueueFinished;
/* 0x797C */ u16 activeChannelsFlags[5]; // bitwise flag for 16 channels. Only channels with bit turned on will be processed
/* 0x7988 */ OSMesgQueue* audioResetQueueP;
/* 0x798C */ OSMesgQueue* taskStartQueueP;
/* 0x7990 */ OSMesgQueue* cmdProcQueueP;
/* 0x7994 */ OSMesgQueue taskStartQueue;
/* 0x79AC */ OSMesgQueue cmdProcQueue;
/* 0x79C4 */ OSMesgQueue audioResetQueue;
/* 0x79DC */ OSMesg taskStartMsgs[1];
/* 0x79E0 */ OSMesg audioResetMesgs[1];
/* 0x79E4 */ OSMesg cmdProcMsgs[4];
/* 0x79F4 */ AudioCmd cmdBuf[0x100]; // Audio commands used to transfer audio requests from the graph thread to the audio thread
/* 0x81F4 */ char unk_81F4[4];
} AudioContext; // size = 0x81F8
typedef struct {
/* 0x00 */ u8 reverbVol;
/* 0x01 */ u8 unk_1;
/* 0x02 */ u8 pan;
/* 0x03 */ u8 unk_3;
/* 0x04 */ Stereo stereo;
/* 0x08 */ f32 frequency;
/* 0x0C */ f32 velocity;
/* 0x10 */ char unk_0C[0x4];
/* 0x14 */ s16* filter;
/* 0x18 */ u8 unk_14;
/* 0x1A */ u16 unk_16;
} NoteSubAttributes; // size = 0x1A
typedef struct {
/* 0x0 */ size_t heapSize; // total number of bytes allocated to the audio heap. Must be <= the size of `gAudioHeap` (ideally about the same size)
/* 0x4 */ size_t mainPoolSplitSize; // The entire audio heap is split into two pools.
/* 0x8 */ size_t permanentPoolSize;
} AudioContextInitSizes; // size = 0xC
typedef struct {
/* 0x00 */ f32 unk_00;
/* 0x04 */ f32 unk_04;
/* 0x08 */ f32 unk_08;
/* 0x0C */ f32 unk_10;
/* 0x10 */ f32 unk_14;
/* 0x14 */ f32 unk_18;
/* 0x18 */ u16 unk_0C;
/* 0x1A */ u16 unk_1C;
} unk_50_s; // size = 0x1C
typedef struct {
/* 0x000 */ unk_50_s unk_50[0x10];
/* 0x1C0 */ f32 volCur;
/* 0x1C4 */ f32 volTarget;
/* 0x1C8 */ f32 unk_08;
/* 0x1CC */ u32 unk_14;
/* 0x1D0 */ f32 unk_1C;
/* 0x1D4 */ f32 unk_20;
/* 0x1D8 */ f32 unk_24;
/* 0x1DC */ u32 unk_2C[8];
/* 0x1FC */ u32 unk_25C;
/* 0x200 */ u16 unk_0C;
/* 0x202 */ u16 unk_18;
/* 0x204 */ u16 unk_28;
/* 0x206 */ u16 unk_250;
/* 0x208 */ u16 unk_252;
/* 0x20A */ u16 unk_254;
/* 0x20C */ u16 unk_256;
/* 0x20E */ u16 unk_258;
/* 0x210 */ u8 unk_260;
/* 0x211 */ u8 unk_261[0x1];
/* 0x212 */ u8 volScales[0x4];
/* 0x216 */ u8 volFadeTimer;
/* 0x217 */ u8 fadeVolUpdate;
/* 0x218 */ u8 unk_4C;
/* 0x219 */ u8 unk_4D;
/* 0x21A */ u8 unk_4E;
/* 0x21B */ u8 unk_21B; // New to MM
} unk_D_8016E750; // size = 0x21C
typedef struct {
/* 0x0 */ u8 unk_0;
/* 0x1 */ u8 unk_1; // importance?
} Struct_8016E320; // size = 0x02
typedef enum {
/* 0 */ BANK_PLAYER,
/* 1 */ BANK_ITEM,
/* 2 */ BANK_ENV,
/* 3 */ BANK_ENEMY,
/* 4 */ BANK_SYSTEM,
/* 5 */ BANK_OCARINA,
/* 6 */ BANK_VOICE
} SoundBankTypes;
typedef enum {
/* 0 */ SFX_STATE_EMPTY,
/* 1 */ SFX_STATE_QUEUED,
/* 2 */ SFX_STATE_READY,
/* 3 */ SFX_STATE_PLAYING_REFRESH,
/* 4 */ SFX_STATE_PLAYING_1,
/* 5 */ SFX_STATE_PLAYING_2
} SfxState;
typedef struct {
/* 0x00 */ f32* posX;
/* 0x04 */ f32* posY;
/* 0x08 */ f32* posZ;
/* 0x0C */ f32* freqScale;
/* 0x10 */ f32* vol;
/* 0x14 */ s8* reverbAdd;
/* 0x18 */ f32 dist;
/* 0x1C */ u32 priority; // lower is more prioritized
/* 0x20 */ u16 sfxParams;
/* 0x22 */ u16 sfxId;
/* 0x25 */ u8 sfxFlags;
/* 0x24 */ u8 sfxImportance;
/* 0x26 */ u8 state; // uses SfxState enum
/* 0x27 */ u8 freshness;
/* 0x28 */ u8 prev;
/* 0x29 */ u8 next;
/* 0x2A */ u8 channelIdx;
/* 0x2B */ u8 unk_2F;
/* 0x2C */ u8 token;
} SfxBankEntry; // size = 0x30
/*
* SFX IDs
*
* index 0000000111111111 observed in audio code
* & 200 0000001000000000 single bit
* & 400 0000010000000000 single bit
* & 800 0000100000000000 single bit, what we currently call SFX_FLAG
* & 600 0000011000000000 2 bits
* & A00 0000101000000000 2 bits
* & C00 0000110000000000 2 bits, observed in audio code
* & E00 0000111000000000 all 3 bits
* bank 1111000000000000 observed in audio code
*/
#define SFX_BANK_SHIFT(sfxId) (((sfxId) >> 12) & 0xFF)
#define SFX_BANK_MASK(sfxId) ((sfxId) & 0xF000)
#define SFX_INDEX(sfxId) ((sfxId) & 0x03FF)
#define SFX_BANK(sfxId) SFX_BANK_SHIFT(SFX_BANK_MASK(sfxId))
typedef struct {
/* 0x0 */ u32 priority; // lower is more prioritized
/* 0x4 */ u8 entryIndex;
} ActiveSfx; // size = 0x08
typedef struct {
/* 0x0 */ u8 importance;
/* 0x1 */ u8 flags;
/* 0x2 */ u16 params;
} SfxParams; // size = 0x4
typedef struct {
/* 0x00 */ u16 sfxId;
/* 0x02 */ u8 token;
/* 0x04 */ s8* reverbAdd;
/* 0x08 */ Vec3f* pos;
/* 0x0C */ f32* freqScale;
/* 0x10 */ f32* vol;
} SoundRequest; // size = 0x14
#endif
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