diff --git a/constants/m4a_constants.inc b/constants/m4a_constants.inc index 62ca5bb55..08d888acd 100644 --- a/constants/m4a_constants.inc +++ b/constants/m4a_constants.inc @@ -2,11 +2,41 @@ .equiv PCM_DMA_BUF_SIZE, 1584 + .equiv C_V, 0x40 + .equiv TONEDATA_TYPE_CGB, 0x07 .equiv TONEDATA_TYPE_FIX, 0x08 + .equiv TONEDATA_TYPE_REV, 0x10 + .equiv TONEDATA_TYPE_CMP, 0x20 .equiv TONEDATA_TYPE_SPL, 0x40 @ key split .equiv TONEDATA_TYPE_RHY, 0x80 @ rhythm + .equiv TONEDATA_P_S_PAN, 0xc0 + + .equiv SOUND_CHANNEL_SF_START, 0x80 + .equiv SOUND_CHANNEL_SF_STOP, 0x40 + .equiv SOUND_CHANNEL_SF_SPECIAL, 0x20 + .equiv SOUND_CHANNEL_SF_LOOP, 0x10 + .equiv SOUND_CHANNEL_SF_IEC, 0x04 + .equiv SOUND_CHANNEL_SF_ENV, 0x03 + .equiv SOUND_CHANNEL_SF_ENV_ATTACK, 0x03 + .equiv SOUND_CHANNEL_SF_ENV_DECAY, 0x02 + .equiv SOUND_CHANNEL_SF_ENV_SUSTAIN, 0x01 + .equiv SOUND_CHANNEL_SF_ENV_RELEASE, 0x00 + .equiv SOUND_CHANNEL_SF_ON, (SOUND_CHANNEL_SF_START | SOUND_CHANNEL_SF_STOP | SOUND_CHANNEL_SF_IEC | SOUND_CHANNEL_SF_ENV) + + .equiv CGB_CHANNEL_MO_PIT, 0x02 + .equiv CGB_CHANNEL_MO_VOL, 0x01 + + .equiv WAVE_DATA_FLAG_LOOP, 0xC0 + + .equiv MPT_FLG_VOLSET, 0x01 + .equiv MPT_FLG_VOLCHG, 0x03 + .equiv MPT_FLG_PITSET, 0x04 + .equiv MPT_FLG_PITCHG, 0x0C + .equiv MPT_FLG_START, 0x40 + .equiv MPT_FLG_EXIST, 0x80 + .macro struct_begin .struct 0 .endm @@ -16,6 +46,28 @@ .struct \name + \size .endm + struct_begin + struct_field o_WaveData_type, 2 + struct_field o_WaveData_d1, 1 + struct_field o_WaveData_flags, 1 + struct_field o_WaveData_freq, 4 + struct_field o_WaveData_loopStart, 4 + struct_field o_WaveData_size, 4 + struct_field o_WaveData_data, 0 + struct_field WaveData_size, 0 + + struct_begin + struct_field o_ToneData_type, 1 + struct_field o_ToneData_key, 1 + struct_field o_ToneData_length, 1 + struct_field o_ToneData_pan_sweep, 1 + struct_field o_ToneData_wav, 4 + struct_field o_ToneData_attack, 1 + struct_field o_ToneData_decay, 1 + struct_field o_ToneData_sustain, 1 + struct_field o_ToneData_release, 1 + struct_field ToneData_size, 0 + struct_begin struct_field o_SoundInfo_ident, 4 struct_field o_SoundInfo_pcmDmaCounter, 1 @@ -32,8 +84,8 @@ struct_field o_SoundInfo_pcmFreq, 4 struct_field o_SoundInfo_divFreq, 4 struct_field o_SoundInfo_cgbChans, 4 - struct_field o_SoundInfo_func, 4 - struct_field o_SoundInfo_intp, 4 + struct_field o_SoundInfo_MPlayMainHead, 4 + struct_field o_SoundInfo_musicPlayerHead, 4 struct_field o_SoundInfo_CgbSound, 4 struct_field o_SoundInfo_CgbOscOff, 4 struct_field o_SoundInfo_MidiKeyToCgbFreq, 4 @@ -46,7 +98,7 @@ struct_field SoundInfo_size, 0 struct_begin - struct_field o_SoundChannel_status, 1 + struct_field o_SoundChannel_statusFlags, 1 struct_field o_SoundChannel_type, 1 struct_field o_SoundChannel_rightVolume, 1 struct_field o_SoundChannel_leftVolume, 1 @@ -54,29 +106,29 @@ struct_field o_SoundChannel_decay, 1 struct_field o_SoundChannel_sustain, 1 struct_field o_SoundChannel_release, 1 - struct_field o_SoundChannel_ky, 1 - struct_field o_SoundChannel_ev, 1 - struct_field o_SoundChannel_er, 1 - struct_field o_SoundChannel_el, 1 - struct_field o_SoundChannel_iev, 1 - struct_field o_SoundChannel_iel, 1 - struct_field o_SoundChannel_d1, 1 - struct_field o_SoundChannel_d2, 1 - struct_field o_SoundChannel_gt, 1 - struct_field o_SoundChannel_mk, 1 - struct_field o_SoundChannel_ve, 1 - struct_field o_SoundChannel_pr, 1 - struct_field o_SoundChannel_rp, 1 - struct_field o_SoundChannel_d3, 3 - struct_field o_SoundChannel_ct, 4 + struct_field o_SoundChannel_key, 1 + struct_field o_SoundChannel_envelopeVolume, 1 + struct_field o_SoundChannel_envelopeVolumeRight, 1 + struct_field o_SoundChannel_envelopeVolumeLeft, 1 + struct_field o_SoundChannel_pseudoEchoVolume, 1 + struct_field o_SoundChannel_pseudoEchoLength, 1 + struct_field o_SoundChannel_dummy1, 1 + struct_field o_SoundChannel_dummy2, 1 + struct_field o_SoundChannel_gateTime, 1 + struct_field o_SoundChannel_midiKey, 1 + struct_field o_SoundChannel_velocity, 1 + struct_field o_SoundChannel_priority, 1 + struct_field o_SoundChannel_rhythmPan, 1 + struct_field o_SoundChannel_dummy3, 3 + struct_field o_SoundChannel_count, 4 struct_field o_SoundChannel_fw, 4 - struct_field o_SoundChannel_freq, 4 + struct_field o_SoundChannel_frequency, 4 struct_field o_SoundChannel_wav, 4 - struct_field o_SoundChannel_cp, 4 + struct_field o_SoundChannel_currentPointer, 4 struct_field o_SoundChannel_track, 4 - struct_field o_SoundChannel_pp, 4 - struct_field o_SoundChannel_np, 4 - struct_field o_SoundChannel_d4, 4 + struct_field o_SoundChannel_prevChannelPointer, 4 + struct_field o_SoundChannel_nextChannelPointer, 4 + struct_field o_SoundChannel_dummy4, 4 struct_field o_SoundChannel_xpi, 2 struct_field o_SoundChannel_xpc, 2 struct_field SoundChannel_size, 0 @@ -112,8 +164,8 @@ struct_field o_MusicPlayerTrack_lfoDelay, 1 struct_field o_MusicPlayerTrack_lfoDelayC, 1 struct_field o_MusicPlayerTrack_priority, 1 - struct_field o_MusicPlayerTrack_echoVolume, 1 - struct_field o_MusicPlayerTrack_echoLength, 1 + struct_field o_MusicPlayerTrack_pseudoEchoVolume, 1 + struct_field o_MusicPlayerTrack_pseudoEchoLength, 1 struct_field o_MusicPlayerTrack_chan, 4 struct_field o_MusicPlayerTrack_ToneData_type, 1 struct_field o_MusicPlayerTrack_ToneData_key, 1 @@ -159,41 +211,41 @@ struct_field MusicPlayerInfo_size, 0 struct_begin - struct_field o_CgbChannel_sf, 1 - struct_field o_CgbChannel_ty, 1 + struct_field o_CgbChannel_statusFlags, 1 + struct_field o_CgbChannel_type, 1 struct_field o_CgbChannel_rightVolume, 1 struct_field o_CgbChannel_leftVolume, 1 - struct_field o_CgbChannel_at, 1 - struct_field o_CgbChannel_de, 1 - struct_field o_CgbChannel_su, 1 - struct_field o_CgbChannel_re, 1 - struct_field o_CgbChannel_ky, 1 - struct_field o_CgbChannel_ev, 1 - struct_field o_CgbChannel_eg, 1 - struct_field o_CgbChannel_ec, 1 - struct_field o_CgbChannel_echoVolume, 1 - struct_field o_CgbChannel_echoLength, 1 - struct_field o_CgbChannel_d1, 1 - struct_field o_CgbChannel_d2, 1 - struct_field o_CgbChannel_gt, 1 - struct_field o_CgbChannel_mk, 1 - struct_field o_CgbChannel_ve, 1 - struct_field o_CgbChannel_pr, 1 - struct_field o_CgbChannel_rp, 1 - struct_field o_CgbChannel_d3, 3 - struct_field o_CgbChannel_d5, 1 - struct_field o_CgbChannel_sg, 1 + struct_field o_CgbChannel_attack, 1 + struct_field o_CgbChannel_decay, 1 + struct_field o_CgbChannel_sustain, 1 + struct_field o_CgbChannel_release, 1 + struct_field o_CgbChannel_key, 1 + struct_field o_CgbChannel_envelopeVolume, 1 + struct_field o_CgbChannel_envelopeGoal, 1 + struct_field o_CgbChannel_envelopeCounter, 1 + struct_field o_CgbChannel_pseudoEchoVolume, 1 + struct_field o_CgbChannel_pseudoEchoLength, 1 + struct_field o_CgbChannel_dummy1, 1 + struct_field o_CgbChannel_dummy2, 1 + struct_field o_CgbChannel_gateTime, 1 + struct_field o_CgbChannel_midiKey, 1 + struct_field o_CgbChannel_velocity, 1 + struct_field o_CgbChannel_priority, 1 + struct_field o_CgbChannel_rhythmPan, 1 + struct_field o_CgbChannel_dummy3, 3 + struct_field o_CgbChannel_dummy5, 1 + struct_field o_CgbChannel_sustainGoal, 1 struct_field o_CgbChannel_n4, 1 struct_field o_CgbChannel_pan, 1 struct_field o_CgbChannel_panMask, 1 - struct_field o_CgbChannel_mo, 1 - struct_field o_CgbChannel_le, 1 - struct_field o_CgbChannel_sw, 1 - struct_field o_CgbChannel_fr, 4 - struct_field o_CgbChannel_wp, 4 - struct_field o_CgbChannel_cp, 4 - struct_field o_CgbChannel_tp, 4 - struct_field o_CgbChannel_pp, 4 - struct_field o_CgbChannel_np, 4 - struct_field o_CgbChannel_d4, 8 + struct_field o_CgbChannel_modify, 1 + struct_field o_CgbChannel_length, 1 + struct_field o_CgbChannel_sweep, 1 + struct_field o_CgbChannel_frequency, 4 + struct_field o_CgbChannel_wavePointer, 4 + struct_field o_CgbChannel_currentPointer, 4 + struct_field o_CgbChannel_track, 4 + struct_field o_CgbChannel_prevChannelPointer, 4 + struct_field o_CgbChannel_nextChannelPointer, 4 + struct_field o_CgbChannel_dummy4, 8 struct_field CgbChannel_size, 0 diff --git a/include/gba/m4a_internal.h b/include/gba/m4a_internal.h index e2836c6f6..2d0e1bb1c 100644 --- a/include/gba/m4a_internal.h +++ b/include/gba/m4a_internal.h @@ -67,52 +67,26 @@ struct ToneData u8 release; }; +#define SOUND_CHANNEL_SF_START 0x80 +#define SOUND_CHANNEL_SF_STOP 0x40 +#define SOUND_CHANNEL_SF_LOOP 0x10 +#define SOUND_CHANNEL_SF_IEC 0x04 +#define SOUND_CHANNEL_SF_ENV 0x03 +#define SOUND_CHANNEL_SF_ENV_ATTACK 0x03 +#define SOUND_CHANNEL_SF_ENV_DECAY 0x02 +#define SOUND_CHANNEL_SF_ENV_SUSTAIN 0x01 +#define SOUND_CHANNEL_SF_ENV_RELEASE 0x00 +#define SOUND_CHANNEL_SF_ON (SOUND_CHANNEL_SF_START | SOUND_CHANNEL_SF_STOP | SOUND_CHANNEL_SF_IEC | SOUND_CHANNEL_SF_ENV) + +#define CGB_CHANNEL_MO_PIT 0x02 +#define CGB_CHANNEL_MO_VOL 0x01 + +#define CGB_NRx2_ENV_DIR_DEC 0x00 +#define CGB_NRx2_ENV_DIR_INC 0x08 + struct CgbChannel { - u8 sf; // 0x0 - u8 ty; // 0x1 - u8 rightVolume; // 0x2 - u8 leftVolume; // 0x3 - u8 at; // 0x4 - u8 de; // 0x5 - u8 su; // 0x6 - u8 re; // 0x7 - u8 ky; // 0x8 - u8 ev; // 0x9 - u8 eg; // 0xA - u8 ec; // 0xB - u8 echoVolume; // 0xC - u8 echoLength; // 0xD - u8 d1; // 0xE - u8 d2; // 0xF - u8 gt; // 0x10 - u8 mk; // 0x11 - u8 ve; // 0x12 - u8 pr; // 0x13 - u8 rp; // 0x14 - u8 d3[3]; // 0x15, 0x16, 0x17 - u8 d5; // 0x18 - u8 sg; // 0x19 - u8 n4; // 0x1A - u8 pan; // 0x1B - u8 panMask; // 0x1C - u8 mo; // 0x1D - u8 le; // 0x1E - u8 sw; // 0x1F - u32 fr; // 0x20 - u32 *wp; - u32 cp; - u32 tp; - u32 pp; - u32 np; - u8 d4[8]; -}; - -struct MusicPlayerTrack; - -struct SoundChannel -{ - u8 status; + u8 statusFlags; u8 type; u8 rightVolume; u8 leftVolume; @@ -120,29 +94,72 @@ struct SoundChannel u8 decay; u8 sustain; u8 release; - u8 ky; - u8 ev; - u8 er; - u8 el; - u8 echoVolume; - u8 echoLength; - u8 d1; - u8 d2; - u8 gt; - u8 mk; - u8 ve; - u8 pr; - u8 rp; - u8 d3[3]; - u32 ct; - u32 fw; - u32 freq; - struct WaveData *wav; - u32 cp; + u8 key; + u8 envelopeVolume; + u8 envelopeGoal; + u8 envelopeCounter; + u8 pseudoEchoVolume; + u8 pseudoEchoLength; + u8 dummy1; + u8 dummy2; + u8 gateTime; + u8 midiKey; + u8 velocity; + u8 priority; + u8 rhythmPan; + u8 dummy3[3]; + u8 dummy5; + u8 sustainGoal; + u8 n4; // NR[1-4]4 register (initial, length bit) + u8 pan; + u8 panMask; + u8 modify; + u8 length; + u8 sweep; + u32 frequency; + u32 *wavePointer; // instructs CgbMain to load targeted wave + u32 *currentPointer; // stores the currently loaded wave struct MusicPlayerTrack *track; - u32 pp; - u32 np; - u32 d4; + void *prevChannelPointer; + void *nextChannelPointer; + u8 dummy4[8]; +}; + +struct MusicPlayerTrack; + +struct SoundChannel +{ + u8 statusFlags; + u8 type; + u8 rightVolume; + u8 leftVolume; + u8 attack; + u8 decay; + u8 sustain; + u8 release; + u8 key; // midi key as it was translated into final pitch + u8 envelopeVolume; + u8 envelopeVolumeRight; + u8 envelopeVolumeLeft; + u8 pseudoEchoVolume; + u8 pseudoEchoLength; + u8 dummy1; + u8 dummy2; + u8 gateTime; + u8 midiKey; // midi key as it was used in the track data + u8 velocity; + u8 priority; + u8 rhythmPan; + u8 dummy3[3]; + u32 count; + u32 fw; + u32 frequency; + struct WaveData *wav; + s8 *currentPointer; + struct MusicPlayerTrack *track; + void *prevChannelPointer; + void *nextChannelPointer; + u32 dummy4; u16 xpi; u16 xpc; }; @@ -151,6 +168,16 @@ struct SoundChannel #define PCM_DMA_BUF_SIZE 1584 // size of Direct Sound buffer +struct MusicPlayerInfo; + +typedef void (*MPlayFunc)(); +typedef void (*PlyNoteFunc)(u32, struct MusicPlayerInfo *, struct MusicPlayerTrack *); +typedef void (*CgbSoundFunc)(void); +typedef void (*CgbOscOffFunc)(u8); +typedef u32 (*MidiKeyToCgbFreqFunc)(u8, u8, u8); +typedef void (*ExtVolPitFunc)(void); +typedef void (*MPlayMainFunc)(struct MusicPlayerInfo *); + struct SoundInfo { // This field is normally equal to ID_NUMBER but it is set to other @@ -168,7 +195,7 @@ struct SoundInfo u8 freq; u8 mode; - u8 c15; + u8 c15; // periodically counts from 14 down to 0 (15 states) u8 pcmDmaPeriod; // number of V-blanks per PCM DMA u8 maxLines; u8 gap[3]; @@ -176,14 +203,14 @@ struct SoundInfo s32 pcmFreq; s32 divFreq; struct CgbChannel *cgbChans; - u32 func; - u32 intp; - void (*CgbSound)(void); - void (*CgbOscOff)(u8); - u32 (*MidiKeyToCgbFreq)(u8, u8, u8); - u32 MPlayJumpTable; - u32 plynote; - u32 ExtVolPit; + MPlayMainFunc MPlayMainHead; + struct MusicPlayerInfo *musicPlayerHead; + CgbSoundFunc CgbSound; + CgbOscOffFunc CgbOscOff; + MidiKeyToCgbFreqFunc MidiKeyToCgbFreq; + MPlayFunc *MPlayJumpTable; + PlyNoteFunc plynote; + ExtVolPitFunc ExtVolPit; u8 gap2[16]; struct SoundChannel chans[MAX_DIRECTSOUND_CHANNELS]; s8 pcmBuffer[PCM_DMA_BUF_SIZE * 2]; @@ -270,8 +297,8 @@ struct MusicPlayerTrack u8 lfoDelay; u8 lfoDelayC; u8 priority; - u8 echoVolume; - u8 echoLength; + u8 pseudoEchoVolume; + u8 pseudoEchoLength; struct SoundChannel *chan; struct ToneData tone; u8 gap[10]; @@ -312,8 +339,8 @@ struct MusicPlayerInfo struct MusicPlayerTrack *tracks; struct ToneData *tone; u32 ident; - u32 func; - u32 intp; + MPlayMainFunc MPlayMainNext; + struct MusicPlayerInfo *musicPlayerNext; }; struct MusicPlayer @@ -351,7 +378,7 @@ extern struct MusicPlayerTrack gPokemonCryTracks[]; extern char SoundMainRAM[]; -extern void *gMPlayJumpTable[]; +extern MPlayFunc gMPlayJumpTable[]; typedef void (*XcmdFunc)(struct MusicPlayerInfo *, struct MusicPlayerTrack *); extern const XcmdFunc gXcmdTable[]; @@ -380,7 +407,7 @@ u32 umul3232H32(u32 multiplier, u32 multiplicand); void SoundMain(void); void SoundMainBTM(void); void TrackStop(struct MusicPlayerInfo *mplayInfo, struct MusicPlayerTrack *track); -void MPlayMain(void); +void MPlayMain(struct MusicPlayerInfo *); void RealClearChain(void *x); void MPlayContinue(struct MusicPlayerInfo *mplayInfo); @@ -400,7 +427,7 @@ void CgbOscOff(u8); void CgbModVol(struct CgbChannel *chan); u32 MidiKeyToCgbFreq(u8, u8, u8); void DummyFunc(void); -void MPlayJumpTableCopy(void **mplayJumpTable); +void MPlayJumpTableCopy(MPlayFunc *mplayJumpTable); void SampleFreqSet(u32 freq); void m4aSoundVSyncOn(void); void m4aSoundVSyncOff(void); @@ -448,7 +475,7 @@ void ply_tune(struct MusicPlayerInfo *, struct MusicPlayerTrack *); void ply_port(struct MusicPlayerInfo *, struct MusicPlayerTrack *); void ply_xcmd(struct MusicPlayerInfo *, struct MusicPlayerTrack *); void ply_endtie(struct MusicPlayerInfo *, struct MusicPlayerTrack *); -void ply_note(struct MusicPlayerInfo *, struct MusicPlayerTrack *); +void ply_note(u32 note_cmd, struct MusicPlayerInfo *, struct MusicPlayerTrack *); // extended sound command handler functions void ply_xxx(struct MusicPlayerInfo *, struct MusicPlayerTrack *); diff --git a/src/m4a.c b/src/m4a.c index f061ba9b9..e079ba4f6 100644 --- a/src/m4a.c +++ b/src/m4a.c @@ -10,7 +10,7 @@ BSS_CODE ALIGNED(4) char SoundMainRAM_Buffer[0x800] = {0}; struct SoundInfo gSoundInfo; struct PokemonCrySong gPokemonCrySongs[MAX_POKEMON_CRIES]; struct MusicPlayerInfo gPokemonCryMusicPlayers[MAX_POKEMON_CRIES]; -void *gMPlayJumpTable[36]; +MPlayFunc gMPlayJumpTable[36]; struct CgbChannel gCgbChans[4]; struct MusicPlayerTrack gPokemonCryTracks[MAX_POKEMON_CRIES * 2]; struct PokemonCrySong gPokemonCrySong; @@ -293,7 +293,7 @@ void MPlayExtender(struct CgbChannel *cgbChans) gMPlayJumpTable[32] = FadeOutBody; gMPlayJumpTable[33] = TrkVolPitSet; - soundInfo->cgbChans = (struct CgbChannel *)cgbChans; + soundInfo->cgbChans = cgbChans; soundInfo->CgbSound = CgbSound; soundInfo->CgbOscOff = CgbOscOff; soundInfo->MidiKeyToCgbFreq = MidiKeyToCgbFreq; @@ -301,13 +301,13 @@ void MPlayExtender(struct CgbChannel *cgbChans) CpuFill32(0, cgbChans, sizeof(struct CgbChannel) * 4); - cgbChans[0].ty = 1; + cgbChans[0].type = 1; cgbChans[0].panMask = 0x11; - cgbChans[1].ty = 2; + cgbChans[1].type = 2; cgbChans[1].panMask = 0x22; - cgbChans[2].ty = 3; + cgbChans[2].type = 3; cgbChans[2].panMask = 0x44; - cgbChans[3].ty = 4; + cgbChans[3].type = 4; cgbChans[3].panMask = 0x88; soundInfo->ident = ident; @@ -362,15 +362,15 @@ void SoundInit(struct SoundInfo *soundInfo) soundInfo->maxChans = 8; soundInfo->masterVolume = 15; - soundInfo->plynote = (u32)ply_note; + soundInfo->plynote = ply_note; soundInfo->CgbSound = DummyFunc; - soundInfo->CgbOscOff = (void (*)(u8))DummyFunc; - soundInfo->MidiKeyToCgbFreq = (u32 (*)(u8, u8, u8))DummyFunc; - soundInfo->ExtVolPit = (u32)DummyFunc; + soundInfo->CgbOscOff = (CgbOscOffFunc)DummyFunc; + soundInfo->MidiKeyToCgbFreq = (MidiKeyToCgbFreqFunc)DummyFunc; + soundInfo->ExtVolPit = (ExtVolPitFunc)DummyFunc; MPlayJumpTableCopy(gMPlayJumpTable); - soundInfo->MPlayJumpTable = (u32)gMPlayJumpTable; + soundInfo->MPlayJumpTable = gMPlayJumpTable; SampleFreqSet(SOUND_MODE_FREQ_13379); @@ -437,7 +437,7 @@ void m4aSoundMode(u32 mode) while (temp != 0) { - chan->status = 0; + chan->statusFlags = 0; temp--; chan++; } @@ -483,7 +483,7 @@ void SoundClear(void) while (i > 0) { - ((struct SoundChannel *)chan)->status = 0; + ((struct SoundChannel *)chan)->statusFlags = 0; i--; chan = (void *)((s32)chan + sizeof(struct SoundChannel)); } @@ -497,7 +497,7 @@ void SoundClear(void) while (i <= 4) { soundInfo->CgbOscOff(i); - ((struct CgbChannel *)chan)->sf = 0; + ((struct CgbChannel *)chan)->statusFlags = 0; i++; chan = (void *)((s32)chan + sizeof(struct CgbChannel)); } @@ -572,15 +572,18 @@ void MPlayOpen(struct MusicPlayerInfo *mplayInfo, struct MusicPlayerTrack *track tracks++; } - if (soundInfo->func != 0) + // append music player and MPlayMain to linked list + + if (soundInfo->MPlayMainHead != NULL) { - mplayInfo->func = soundInfo->func; - mplayInfo->intp = soundInfo->intp; - soundInfo->func = 0; + mplayInfo->MPlayMainNext = soundInfo->MPlayMainHead; + mplayInfo->musicPlayerNext = soundInfo->musicPlayerHead; + // NULL assignment semantically useless, but required for match + soundInfo->MPlayMainHead = NULL; } - soundInfo->intp = (u32)mplayInfo; - soundInfo->func = (u32)MPlayMain; + soundInfo->musicPlayerHead = mplayInfo; + soundInfo->MPlayMainHead = MPlayMain; soundInfo->ident = ID_NUMBER; mplayInfo->ident = ID_NUMBER; } @@ -884,7 +887,7 @@ void CgbModVol(struct CgbChannel *chan) if ((soundInfo->mode & 1) || !CgbPan(chan)) { chan->pan = 0xFF; - chan->eg = (u32)(chan->rightVolume + chan->leftVolume) >> 4; + chan->envelopeGoal = (u32)(chan->rightVolume + chan->leftVolume) >> 4; } else { @@ -895,12 +898,12 @@ void CgbModVol(struct CgbChannel *chan) asm("" : : : "memory"); #endif - chan->eg = (u32)(chan->rightVolume + chan->leftVolume) >> 4; - if (chan->eg > 15) - chan->eg = 15; + chan->envelopeGoal = (u32)(chan->rightVolume + chan->leftVolume) >> 4; + if (chan->envelopeGoal > 15) + chan->envelopeGoal = 15; } - chan->sg = (chan->eg * chan->su + 15) >> 4; + chan->sustainGoal = (chan->envelopeGoal * chan->sustain + 15) >> 4; chan->pan &= chan->panMask; } @@ -908,7 +911,7 @@ void CgbSound(void) { s32 ch; struct CgbChannel *channels; - s32 evAdd; + s32 envelopeStepTimeAndDir; s32 prevC15; struct SoundInfo *soundInfo = SOUND_INFO_PTR; vu8 *nrx0ptr; @@ -927,9 +930,10 @@ void CgbSound(void) for (ch = 1, channels = soundInfo->cgbChans; ch <= 4; ch++, channels++) { - if (!(channels->sf & 0xc7)) + if (!(channels->statusFlags & SOUND_CHANNEL_SF_ON)) continue; + /* 1. determine hardware channel registers */ switch (ch) { case 1: @@ -963,243 +967,233 @@ void CgbSound(void) } prevC15 = soundInfo->c15; - evAdd = *nrx2ptr; + envelopeStepTimeAndDir = *nrx2ptr; - if (channels->sf & 0x80) + /* 2. calculate envelope volume */ + if (channels->statusFlags & SOUND_CHANNEL_SF_START) { - if (!(channels->sf & 0x40)) + if (!(channels->statusFlags & SOUND_CHANNEL_SF_STOP)) { - channels->sf = 3; - channels->mo = 3; + channels->statusFlags = SOUND_CHANNEL_SF_ENV_ATTACK; + channels->modify = CGB_CHANNEL_MO_PIT | CGB_CHANNEL_MO_VOL; CgbModVol(channels); switch (ch) { case 1: - *nrx0ptr = channels->sw; + *nrx0ptr = channels->sweep; // fallthrough case 2: - *nrx1ptr = ((u32)channels->wp << 6) + channels->le; - goto loc_82E0E30; + *nrx1ptr = ((u32)channels->wavePointer << 6) + channels->length; + goto init_env_step_time_dir; case 3: - if ((u32)channels->wp != channels->cp) + if (channels->wavePointer != channels->currentPointer) { *nrx0ptr = 0x40; - REG_WAVE_RAM0 = channels->wp[0]; - REG_WAVE_RAM1 = channels->wp[1]; - REG_WAVE_RAM2 = channels->wp[2]; - REG_WAVE_RAM3 = channels->wp[3]; - channels->cp = (u32)channels->wp; + REG_WAVE_RAM0 = channels->wavePointer[0]; + REG_WAVE_RAM1 = channels->wavePointer[1]; + REG_WAVE_RAM2 = channels->wavePointer[2]; + REG_WAVE_RAM3 = channels->wavePointer[3]; + channels->currentPointer = channels->wavePointer; } *nrx0ptr = 0; - *nrx1ptr = channels->le; - if (channels->le) - channels->n4 = -64; + *nrx1ptr = channels->length; + if (channels->length) + channels->n4 = 0xC0; else - channels->n4 = -128; + channels->n4 = 0x80; break; default: - *nrx1ptr = channels->le; - *nrx3ptr = (u32)channels->wp << 3; - loc_82E0E30: - evAdd = channels->at + 8; - if (channels->le) - channels->n4 = 64; + *nrx1ptr = channels->length; + *nrx3ptr = (u32)channels->wavePointer << 3; + init_env_step_time_dir: + envelopeStepTimeAndDir = channels->attack + CGB_NRx2_ENV_DIR_INC; + if (channels->length) + channels->n4 = 0x40; else - channels->n4 = 0; + channels->n4 = 0x00; break; } - channels->ec = channels->at; - if ((s8)(channels->at & mask)) + channels->envelopeCounter = channels->attack; + if ((s8)(channels->attack & mask)) { - channels->ev = 0; - goto EC_MINUS; + channels->envelopeVolume = 0; + goto envelope_step_complete; } else { - goto loc_82E0F96; + // skip attack phase if attack is instantaneous (=0) + goto envelope_decay_start; } } else { - goto loc_82E0E82; + goto oscillator_off; } } - else if (channels->sf & 0x04) + else if (channels->statusFlags & SOUND_CHANNEL_SF_IEC) { - channels->echoLength--; - if ((s8)(channels->echoLength & mask) <= 0) + channels->pseudoEchoLength--; + if ((s8)(channels->pseudoEchoLength & mask) <= 0) { - loc_82E0E82: + oscillator_off: CgbOscOff(ch); - channels->sf = 0; - goto LAST_LABEL; + channels->statusFlags = 0; + goto channel_complete; } - goto loc_82E0FD6; + goto envelope_complete; } - else if ((channels->sf & 0x40) && (channels->sf & 0x03)) + else if ((channels->statusFlags & SOUND_CHANNEL_SF_STOP) && (channels->statusFlags & SOUND_CHANNEL_SF_ENV)) { - channels->sf &= 0xfc; - channels->ec = channels->re; - if ((s8)(channels->re & mask)) + channels->statusFlags &= ~SOUND_CHANNEL_SF_ENV; + channels->envelopeCounter = channels->release; + if ((s8)(channels->release & mask)) { - channels->mo |= 1; + channels->modify |= CGB_CHANNEL_MO_VOL; if (ch != 3) - { - evAdd = channels->re; - } - goto EC_MINUS; + envelopeStepTimeAndDir = channels->release | CGB_NRx2_ENV_DIR_DEC; + goto envelope_step_complete; } else { - goto loc_82E0F02; + goto envelope_pseudoecho_start; } } else { - loc_82E0ED0: - if (channels->ec == 0) + envelope_step_repeat: + if (channels->envelopeCounter == 0) { if (ch == 3) - { - channels->mo |= 1; - } - CgbModVol(channels); - if ((channels->sf & 0x3) == 0) - { - channels->ev--; - if ((s8)(channels->ev & mask) <= 0) - { - loc_82E0F02: - channels->ev = ((channels->eg * channels->echoVolume) + 0xFF) >> 8; - if (channels->ev) - { - channels->sf |= 0x4; - channels->mo |= 1; - if (ch != 3) - { - evAdd = 8; - } - goto loc_82E0FD6; - } - else - { - goto loc_82E0E82; - } - } - else - { - channels->ec = channels->re; - } - } - else if ((channels->sf & 0x3) == 1) - { - loc_82E0F3A: - channels->ev = channels->sg; - channels->ec = 7; - } - else if ((channels->sf & 0x3) == 2) - { - int ev, sg; + channels->modify |= CGB_CHANNEL_MO_VOL; - channels->ev--; - ev = (s8)(channels->ev & mask); - sg = (s8)(channels->sg); - if (ev <= sg) + CgbModVol(channels); + if ((channels->statusFlags & SOUND_CHANNEL_SF_ENV) == SOUND_CHANNEL_SF_ENV_RELEASE) + { + channels->envelopeVolume--; + if ((s8)(channels->envelopeVolume & mask) <= 0) { - loc_82E0F5A: - if (channels->su == 0) + envelope_pseudoecho_start: + channels->envelopeVolume = ((channels->envelopeGoal * channels->pseudoEchoVolume) + 0xFF) >> 8; + if (channels->envelopeVolume) { - channels->sf &= 0xfc; - goto loc_82E0F02; + channels->statusFlags |= SOUND_CHANNEL_SF_IEC; + channels->modify |= CGB_CHANNEL_MO_VOL; + if (ch != 3) + envelopeStepTimeAndDir = 0 | CGB_NRx2_ENV_DIR_INC; + goto envelope_complete; } else { - channels->sf--; - channels->mo |= 1; - if (ch != 3) - { - evAdd = 8; - } - goto loc_82E0F3A; + goto oscillator_off; } } else { - channels->ec = channels->de; + channels->envelopeCounter = channels->release; + } + } + else if ((channels->statusFlags & SOUND_CHANNEL_SF_ENV) == SOUND_CHANNEL_SF_ENV_SUSTAIN) + { + envelope_sustain: + channels->envelopeVolume = channels->sustainGoal; + channels->envelopeCounter = 7; + } + else if ((channels->statusFlags & SOUND_CHANNEL_SF_ENV) == SOUND_CHANNEL_SF_ENV_DECAY) + { + int envelopeVolume, sustainGoal; + + channels->envelopeVolume--; + envelopeVolume = (s8)(channels->envelopeVolume & mask); + sustainGoal = (s8)(channels->sustainGoal); + if (envelopeVolume <= sustainGoal) + { + envelope_sustain_start: + if (channels->sustain == 0) + { + channels->statusFlags &= ~SOUND_CHANNEL_SF_ENV; + goto envelope_pseudoecho_start; + } + else + { + channels->statusFlags--; + channels->modify |= CGB_CHANNEL_MO_VOL; + if (ch != 3) + envelopeStepTimeAndDir = 0 | CGB_NRx2_ENV_DIR_INC; + goto envelope_sustain; + } + } + else + { + channels->envelopeCounter = channels->decay; } } else { - channels->ev++; - if ((u8)(channels->ev & mask) >= channels->eg) + channels->envelopeVolume++; + if ((u8)(channels->envelopeVolume & mask) >= channels->envelopeGoal) { - loc_82E0F96: - channels->sf--; - channels->ec = channels->de; - if ((u8)(channels->ec & mask)) + envelope_decay_start: + channels->statusFlags--; + channels->envelopeCounter = channels->decay; + if ((u8)(channels->envelopeCounter & mask)) { - channels->mo |= 1; - channels->ev = channels->eg; + channels->modify |= CGB_CHANNEL_MO_VOL; + channels->envelopeVolume = channels->envelopeGoal; if (ch != 3) - { - evAdd = channels->de; - } + envelopeStepTimeAndDir = channels->decay | CGB_NRx2_ENV_DIR_DEC; } else { - goto loc_82E0F5A; + goto envelope_sustain_start; } } else { - channels->ec = channels->at; + channels->envelopeCounter = channels->attack; } } } } - EC_MINUS: - channels->ec--; + envelope_step_complete: + // every 15 frames, envelope calculation has to be done twice + // to keep up with the hardware envelope rate (1/64 s) + channels->envelopeCounter--; if (prevC15 == 0) { prevC15--; - goto loc_82E0ED0; + goto envelope_step_repeat; } - loc_82E0FD6: - if (channels->mo & 0x2) + envelope_complete: + /* 3. apply pitch to HW registers */ + if (channels->modify & CGB_CHANNEL_MO_PIT) { - if (ch < 4 && (channels->ty & 0x08)) + if (ch < 4 && (channels->type & TONEDATA_TYPE_FIX)) { - int biasH = REG_SOUNDBIAS_H; + int dac_pwm_rate = REG_SOUNDBIAS_H; - if (biasH < 64) - { - channels->fr = (channels->fr + 2) & 0x7fc; - } - else if (biasH < 128) - { - channels->fr = (channels->fr + 1) & 0x7fe; - } + if (dac_pwm_rate < 0x40) // if PWM rate = 32768 Hz + channels->frequency = (channels->frequency + 2) & 0x7fc; + else if (dac_pwm_rate < 0x80) // if PWM rate = 65536 Hz + channels->frequency = (channels->frequency + 1) & 0x7fe; } + if (ch != 4) - { - *nrx3ptr = channels->fr; - } + *nrx3ptr = channels->frequency; else - { - *nrx3ptr = (*nrx3ptr & 0x08) | channels->fr; - } - channels->n4 = (channels->n4 & 0xC0) + (*((u8*)(&channels->fr) + 1)); + *nrx3ptr = (*nrx3ptr & 0x08) | channels->frequency; + channels->n4 = (channels->n4 & 0xC0) + (*((u8*)(&channels->frequency) + 1)); *nrx4ptr = (s8)(channels->n4 & mask); } - if (channels->mo & 1) + /* 4. apply envelope & volume to HW registers */ + if (channels->modify & CGB_CHANNEL_MO_VOL) { REG_NR51 = (REG_NR51 & ~channels->panMask) | channels->pan; if (ch == 3) { - *nrx2ptr = gCgb3Vol[channels->ev]; + *nrx2ptr = gCgb3Vol[channels->envelopeVolume]; if (channels->n4 & 0x80) { *nrx0ptr = 0x80; @@ -1209,18 +1203,16 @@ void CgbSound(void) } else { - evAdd &= 0xf; - *nrx2ptr = (channels->ev << 4) + evAdd; + envelopeStepTimeAndDir &= 0xf; + *nrx2ptr = (channels->envelopeVolume << 4) + envelopeStepTimeAndDir; *nrx4ptr = channels->n4 | 0x80; if (ch == 1 && !(*nrx0ptr & 0x08)) - { *nrx4ptr = channels->n4 | 0x80; - } } } - LAST_LABEL: - channels->mo = 0; + channel_complete: + channels->modify = 0; } } @@ -1504,8 +1496,8 @@ void ply_memacc(struct MusicPlayerInfo *mplayInfo, struct MusicPlayerTrack *trac cond_true: { - void (*func)(struct MusicPlayerInfo *, struct MusicPlayerTrack *) = *(&gMPlayJumpTable[1]); - func(mplayInfo, track); + // *& is required for matching + (*&gMPlayJumpTable[1])(mplayInfo, track); return; } @@ -1523,8 +1515,7 @@ void ply_xcmd(struct MusicPlayerInfo *mplayInfo, struct MusicPlayerTrack *track) void ply_xxx(struct MusicPlayerInfo *mplayInfo, struct MusicPlayerTrack *track) { - void (*func)(struct MusicPlayerInfo *, struct MusicPlayerTrack *) = *(&gMPlayJumpTable[0]); - func(mplayInfo, track); + gMPlayJumpTable[0](mplayInfo, track); } #define READ_XCMD_BYTE(var, n) \ @@ -1580,13 +1571,13 @@ void ply_xrele(struct MusicPlayerInfo *mplayInfo, struct MusicPlayerTrack *track void ply_xiecv(struct MusicPlayerInfo *mplayInfo, struct MusicPlayerTrack *track) { - track->echoVolume = *track->cmdPtr; + track->pseudoEchoVolume = *track->cmdPtr; track->cmdPtr++; } void ply_xiecl(struct MusicPlayerInfo *mplayInfo, struct MusicPlayerTrack *track) { - track->echoLength = *track->cmdPtr; + track->pseudoEchoLength = *track->cmdPtr; track->cmdPtr++; } diff --git a/src/m4a_1.s b/src/m4a_1.s index cab4ed174..d72336c18 100644 --- a/src/m4a_1.s +++ b/src/m4a_1.s @@ -48,10 +48,10 @@ SoundMain_2: adds r1, r2 SoundMain_3: str r1, [sp, 0x14] - ldr r3, [r0, o_SoundInfo_func] + ldr r3, [r0, o_SoundInfo_MPlayMainHead] cmp r3, 0 beq SoundMain_4 - ldr r0, [r0, o_SoundInfo_intp] + ldr r0, [r0, o_SoundInfo_musicPlayerHead] bl _081DD25E ldr r0, [sp, 0x18] SoundMain_4: @@ -169,74 +169,74 @@ _081DCF54: .pool _081DCF60: - ldrb r6, [r4, o_SoundChannel_status] - movs r0, 0xC7 + ldrb r6, [r4, o_SoundChannel_statusFlags] + movs r0, SOUND_CHANNEL_SF_ON tst r0, r6 bne _081DCF6A b _081DD240 _081DCF6A: - movs r0, 0x80 + movs r0, SOUND_CHANNEL_SF_START tst r0, r6 beq _081DCFA0 - movs r0, 0x40 + movs r0, SOUND_CHANNEL_SF_STOP tst r0, r6 bne _081DCFB0 - movs r6, 0x3 - strb r6, [r4, o_SoundChannel_status] + movs r6, SOUND_CHANNEL_SF_ENV_ATTACK + strb r6, [r4, o_SoundChannel_statusFlags] adds r0, r3, 0 - adds r0, 0x10 - ldr r1, [r4, o_SoundChannel_ct] + adds r0, o_WaveData_data + ldr r1, [r4, o_SoundChannel_count] adds r0, r1 - str r0, [r4, o_SoundChannel_cp] - ldr r0, [r3, 0xC] + str r0, [r4, o_SoundChannel_currentPointer] + ldr r0, [r3, o_WaveData_size] subs r0, r1 - str r0, [r4, o_SoundChannel_ct] + str r0, [r4, o_SoundChannel_count] movs r5, 0 - strb r5, [r4, o_SoundChannel_ev] + strb r5, [r4, o_SoundChannel_envelopeVolume] str r5, [r4, o_SoundChannel_fw] - ldrb r2, [r3, 0x3] - movs r0, 0xC0 + ldrb r2, [r3, o_WaveData_flags] + movs r0, WAVE_DATA_FLAG_LOOP tst r0, r2 beq _081DCFF8 - movs r0, 0x10 + movs r0, SOUND_CHANNEL_SF_LOOP orrs r6, r0 - strb r6, [r4, o_SoundChannel_status] + strb r6, [r4, o_SoundChannel_statusFlags] b _081DCFF8 _081DCFA0: - ldrb r5, [r4, o_SoundChannel_ev] - movs r0, 0x4 + ldrb r5, [r4, o_SoundChannel_envelopeVolume] + movs r0, SOUND_CHANNEL_SF_IEC tst r0, r6 beq _081DCFB6 - ldrb r0, [r4, o_SoundChannel_iel] + ldrb r0, [r4, o_SoundChannel_pseudoEchoLength] subs r0, 1 - strb r0, [r4, o_SoundChannel_iel] + strb r0, [r4, o_SoundChannel_pseudoEchoLength] bhi _081DD006 _081DCFB0: movs r0, 0 - strb r0, [r4, o_SoundChannel_status] + strb r0, [r4, o_SoundChannel_statusFlags] b _081DD240 _081DCFB6: - movs r0, 0x40 + movs r0, SOUND_CHANNEL_SF_STOP tst r0, r6 beq _081DCFD6 ldrb r0, [r4, o_SoundChannel_release] muls r5, r0 lsrs r5, 8 - ldrb r0, [r4, o_SoundChannel_iev] + ldrb r0, [r4, o_SoundChannel_pseudoEchoVolume] cmp r5, r0 bhi _081DD006 _081DCFC8: - ldrb r5, [r4, o_SoundChannel_iev] + ldrb r5, [r4, o_SoundChannel_pseudoEchoVolume] cmp r5, 0 beq _081DCFB0 - movs r0, 0x4 + movs r0, SOUND_CHANNEL_SF_IEC orrs r6, r0 - strb r6, [r4, o_SoundChannel_status] + strb r6, [r4, o_SoundChannel_statusFlags] b _081DD006 _081DCFD6: - movs r2, 0x3 + movs r2, SOUND_CHANNEL_SF_ENV ands r2, r6 - cmp r2, 0x2 + cmp r2, SOUND_CHANNEL_SF_ENV_DECAY bne _081DCFF4 ldrb r0, [r4, o_SoundChannel_decay] muls r5, r0 @@ -247,10 +247,10 @@ _081DCFD6: adds r5, r0, 0 beq _081DCFC8 subs r6, 0x1 - strb r6, [r4, o_SoundChannel_status] + strb r6, [r4, o_SoundChannel_statusFlags] b _081DD006 _081DCFF4: - cmp r2, 0x3 + cmp r2, SOUND_CHANNEL_SF_ENV_ATTACK bne _081DD006 _081DCFF8: ldrb r0, [r4, o_SoundChannel_attack] @@ -259,9 +259,9 @@ _081DCFF8: bcc _081DD006 movs r5, 0xFF subs r6, 0x1 - strb r6, [r4, o_SoundChannel_status] + strb r6, [r4, o_SoundChannel_statusFlags] _081DD006: - strb r5, [r4, o_SoundChannel_ev] + strb r5, [r4, o_SoundChannel_envelopeVolume] ldr r0, [sp, 0x18] ldrb r0, [r0, o_SoundChannel_release] adds r0, 0x1 @@ -270,37 +270,37 @@ _081DD006: ldrb r0, [r4, o_SoundChannel_rightVolume] muls r0, r5 lsrs r0, 8 - strb r0, [r4, o_SoundChannel_er] + strb r0, [r4, o_SoundChannel_envelopeVolumeRight] ldrb r0, [r4, o_SoundChannel_leftVolume] muls r0, r5 lsrs r0, 8 - strb r0, [r4, o_SoundChannel_el] - movs r0, 0x10 + strb r0, [r4, o_SoundChannel_envelopeVolumeLeft] + movs r0, SOUND_CHANNEL_SF_LOOP ands r0, r6 str r0, [sp, 0x10] beq _081DD03A adds r0, r3, 0 - adds r0, 0x10 - ldr r1, [r3, 0x8] + adds r0, o_WaveData_data + ldr r1, [r3, o_WaveData_loopStart] adds r0, r1 str r0, [sp, 0xC] - ldr r0, [r3, 0xC] + ldr r0, [r3, o_WaveData_size] subs r0, r1 str r0, [sp, 0x10] _081DD03A: ldr r5, [sp, 0x8] - ldr r2, [r4, o_SoundChannel_ct] - ldr r3, [r4, o_SoundChannel_cp] + ldr r2, [r4, o_SoundChannel_count] + ldr r3, [r4, o_SoundChannel_currentPointer] adr r0, _081DD044 bx r0 .arm _081DD044: str r8, [sp] ldr r9, [r4, o_SoundChannel_fw] - ldrb r10, [r4, o_SoundChannel_er] - ldrb r11, [r4, o_SoundChannel_el] + ldrb r10, [r4, o_SoundChannel_envelopeVolumeRight] + ldrb r11, [r4, o_SoundChannel_envelopeVolumeLeft] ldrb r0, [r4, o_SoundChannel_type] - tst r0, 0x30 + tst r0, TONEDATA_TYPE_CMP | TONEDATA_TYPE_REV beq _081DD068 bl sub_82DF49C b _081DD228 @@ -324,7 +324,7 @@ _081DD07C: moveq r2, 0x4 _081DD0A8: ldr r6, [r5] - ldr r7, [r5, 0x630] + ldr r7, [r5, PCM_DMA_BUF_SIZE] _081DD0B0: ldrsb r0, [r3], 0x1 mul r1, r10, r0 @@ -335,7 +335,7 @@ _081DD0B0: add r7, r1, r7, ror 8 adds r5, r5, 0x40000000 bcc _081DD0B0 - str r7, [r5, 0x630] + str r7, [r5, PCM_DMA_BUF_SIZE] str r6, [r5], 0x4 subs r8, r8, 0x4 bgt _081DD0A8 @@ -343,7 +343,7 @@ _081DD0B0: beq _081DD22C _081DD0EC: ldr r6, [r5] - ldr r7, [r5, 0x630] + ldr r7, [r5, PCM_DMA_BUF_SIZE] _081DD0F4: ldrsb r0, [r3], 0x1 mul r1, r10, r0 @@ -357,7 +357,7 @@ _081DD0F4: _081DD118: adds r5, r5, 0x40000000 bcc _081DD0F4 - str r7, [r5, 0x630] + str r7, [r5, PCM_DMA_BUF_SIZE] str r6, [r5], 0x4 subs r8, r8, 0x4 bgt _081DD07C @@ -383,26 +383,26 @@ _081DD164: ldrne r3, [sp, 0xC] bne _081DD118 _081DD174: - strb r2, [r4, o_SoundChannel_status] + strb r2, [r4, o_SoundChannel_statusFlags] mov r0, r5, lsr 30 bic r5, r5, 0xC0000000 rsb r0, r0, 0x3 mov r0, r0, lsl 3 mov r6, r6, ror r0 mov r7, r7, ror r0 - str r7, [r5, 0x630] + str r7, [r5, PCM_DMA_BUF_SIZE] str r6, [r5], 0x4 b _081DD234 _081DD19C: push {r4,r12} - ldr r1, [r4, o_SoundChannel_freq] + ldr r1, [r4, o_SoundChannel_frequency] mul r4, r12, r1 ldrsb r0, [r3] ldrsb r1, [r3, 0x1]! sub r1, r1, r0 _081DD1B4: ldr r6, [r5] - ldr r7, [r5, 0x630] + ldr r7, [r5, PCM_DMA_BUF_SIZE] _081DD1BC: mul lr, r9, r1 add lr, r0, lr, asr 23 @@ -427,7 +427,7 @@ _081DD1FC: _081DD208: adds r5, r5, 0x40000000 bcc _081DD1BC - str r7, [r5, 0x630] + str r7, [r5, PCM_DMA_BUF_SIZE] str r6, [r5], 0x4 subs r8, r8, 0x4 bgt _081DD1B4 @@ -436,8 +436,8 @@ _081DD208: _081DD228: str r9, [r4, o_SoundChannel_fw] _081DD22C: - str r2, [r4, o_SoundChannel_ct] - str r3, [r4, o_SoundChannel_cp] + str r2, [r4, o_SoundChannel_count] + str r3, [r4, o_SoundChannel_currentPointer] _081DD234: ldr r8, [sp] add r0, pc, 0x1 @@ -468,42 +468,42 @@ _081DD25E: arm_func_start sub_82DF49C sub_82DF49C: ldr r6, [r4, o_SoundChannel_wav] - ldrb r0, [r4, o_SoundChannel_status] - tst r0, 0x20 + ldrb r0, [r4, o_SoundChannel_statusFlags] + tst r0, SOUND_CHANNEL_SF_SPECIAL bne _081DD2B4 - orr r0, r0, 0x20 - strb r0, [r4, o_SoundChannel_status] + orr r0, r0, SOUND_CHANNEL_SF_SPECIAL + strb r0, [r4, o_SoundChannel_statusFlags] ldrb r0, [r4, o_SoundChannel_type] - tst r0, 0x10 + tst r0, TONEDATA_TYPE_REV beq _081DD29C - ldr r1, [r6, 0xC] + ldr r1, [r6, o_WaveData_size] add r1, r1, r6, lsl 1 add r1, r1, 0x20 sub r3, r1, r3 - str r3, [r4, o_SoundChannel_cp] + str r3, [r4, o_SoundChannel_currentPointer] _081DD29C: - ldrh r0, [r6] + ldrh r0, [r6, o_WaveData_type] cmp r0, 0 beq _081DD2B4 sub r3, r3, r6 sub r3, r3, 0x10 - str r3, [r4, o_SoundChannel_cp] + str r3, [r4, o_SoundChannel_currentPointer] _081DD2B4: push {r8,r12,lr} mov r10, r10, lsl 16 mov r11, r11, lsl 16 - ldr r1, [r4, o_SoundChannel_freq] + ldr r1, [r4, o_SoundChannel_frequency] ldrb r0, [r4, o_SoundChannel_type] - tst r0, 0x8 + tst r0, TONEDATA_TYPE_FIX movne r8, 0x800000 muleq r8, r12, r1 - ldrh r0, [r6] + ldrh r0, [r6, o_WaveData_type] cmp r0, 0 beq _081DD468 mov r0, 0xFF000000 str r0, [r4, o_SoundChannel_xpi] ldrb r0, [r4, o_SoundChannel_type] - tst r0, 0x10 + tst r0, TONEDATA_TYPE_REV bne _081DD3C0 bl sub_82DF758 mov r0, r1 @@ -512,7 +512,7 @@ _081DD2B4: sub r1, r1, r0 _081DD308: ldr r6, [r5] - ldr r7, [r5, 0x630] + ldr r7, [r5, PCM_DMA_BUF_SIZE] _081DD310: mul lr, r9, r1 add lr, r0, lr, asr 23 @@ -543,7 +543,7 @@ _081DD364: _081DD370: adds r5, r5, 0x40000000 bcc _081DD310 - str r7, [r5, 0x630] + str r7, [r5, PCM_DMA_BUF_SIZE] str r6, [r5], 0x4 ldr r6, [sp] subs r6, r6, 0x4 @@ -556,7 +556,7 @@ _081DD398: cmp r0, 0 beq _081DD4F4 ldr r3, [r4, o_SoundChannel_wav] - ldr r3, [r3, 0x8] + ldr r3, [r3, o_WaveData_loopStart] rsb lr, r2, 0 _081DD3B0: adds r2, r2, r0 @@ -572,7 +572,7 @@ _081DD3C0: sub r1, r1, r0 _081DD3D8: ldr r6, [r5] - ldr r7, [r5, 0x630] + ldr r7, [r5, PCM_DMA_BUF_SIZE] _081DD3E0: mul lr, r9, r1 add lr, r0, lr, asr 23 @@ -603,7 +603,7 @@ _081DD434: _081DD440: adds r5, r5, 0x40000000 bcc _081DD3E0 - str r7, [r5, 0x630] + str r7, [r5, PCM_DMA_BUF_SIZE] str r6, [r5], 0x4 ldr r6, [sp] subs r6, r6, 0x4 @@ -613,7 +613,7 @@ _081DD440: b _081DD4F0 _081DD468: ldrb r0, [r4, o_SoundChannel_type] - tst r0, 0x10 + tst r0, TONEDATA_TYPE_REV beq _081DD4F0 ldrsb r0, [r3, -0x1]! ldrsb r1, [r3, -0x1] @@ -653,7 +653,7 @@ _081DD4F0: pop {r8,r12,pc} _081DD4F4: mov r2, 0 - strb r2, [r4, o_SoundChannel_status] + strb r2, [r4, o_SoundChannel_statusFlags] mov r0, r5, lsr 30 bic r5, r5, 0xC0000000 rsb r0, r0, 0x3 @@ -723,24 +723,24 @@ SoundMainBTM: thumb_func_start RealClearChain RealClearChain: - ldr r3, [r0, 0x2C] + ldr r3, [r0, o_SoundChannel_track] cmp r3, 0 beq _081DD5E2 - ldr r1, [r0, 0x34] - ldr r2, [r0, 0x30] + ldr r1, [r0, o_SoundChannel_nextChannelPointer] + ldr r2, [r0, o_SoundChannel_prevChannelPointer] cmp r2, 0 beq _081DD5D6 - str r1, [r2, 0x34] + str r1, [r2, o_SoundChannel_nextChannelPointer] b _081DD5D8 _081DD5D6: - str r1, [r3, 0x20] + str r1, [r3, o_MusicPlayerTrack_chan] _081DD5D8: cmp r1, 0 beq _081DD5DE - str r2, [r1, 0x30] + str r2, [r1, o_SoundChannel_prevChannelPointer] _081DD5DE: movs r1, 0 - str r1, [r0, 0x2C] + str r1, [r0, o_SoundChannel_track] _081DD5E2: bx lr thumb_func_end RealClearChain @@ -753,22 +753,22 @@ ply_fine: cmp r4, 0 beq ply_fine_done ply_fine_loop: - ldrb r1, [r4] - movs r0, 0xC7 + ldrb r1, [r4, o_SoundChannel_statusFlags] + movs r0, SOUND_CHANNEL_SF_ON tst r0, r1 beq ply_fine_ok - movs r0, 0x40 + movs r0, SOUND_CHANNEL_SF_STOP orrs r1, r0 - strb r1, [r4] + strb r1, [r4, o_SoundChannel_statusFlags] ply_fine_ok: adds r0, r4, 0 bl RealClearChain - ldr r4, [r4, 0x34] + ldr r4, [r4, o_SoundChannel_nextChannelPointer] cmp r4, 0 bne ply_fine_loop ply_fine_done: movs r0, 0 - strb r0, [r5] + strb r0, [r5, o_MusicPlayerTrack_flags] pop {r4,r5} pop {r0} bx r0 @@ -818,10 +818,10 @@ lt_MPlayJumpTableTemplate: .word gMPlayJumpTableTemplate thumb_func_start ld_r3_tp_adr_i ld_r3_tp_adr_i: - ldr r2, [r1, 0x40] + ldr r2, [r1, o_MusicPlayerTrack_cmdPtr] _081DD64A: adds r3, r2, 0x1 - str r3, [r1, 0x40] + str r3, [r1, o_MusicPlayerTrack_cmdPtr] ldrb r3, [r2] b chk_adr_r2 thumb_func_end ld_r3_tp_adr_i @@ -952,13 +952,13 @@ ply_voice: lsls r2, 2 ldr r3, [r0, o_MusicPlayerInfo_tone] adds r2, r3 - ldr r3, [r2] + ldr r3, [r2, o_ToneData_type] bl chk_adr_r2 str r3, [r1, o_MusicPlayerTrack_ToneData_type] - ldr r3, [r2, 0x4] + ldr r3, [r2, o_ToneData_wav] bl chk_adr_r2 str r3, [r1, o_MusicPlayerTrack_ToneData_wav] - ldr r3, [r2, 0x8] + ldr r3, [r2, o_ToneData_attack] bl chk_adr_r2 str r3, [r1, o_MusicPlayerTrack_ToneData_attack] bx r12 @@ -970,7 +970,7 @@ ply_vol: bl ld_r3_tp_adr_i strb r3, [r1, o_MusicPlayerTrack_vol] ldrb r3, [r1, o_MusicPlayerTrack_flags] - movs r2, 0x3 + movs r2, MPT_FLG_VOLCHG orrs r3, r2 strb r3, [r1, o_MusicPlayerTrack_flags] bx r12 @@ -980,10 +980,10 @@ ply_vol: ply_pan: mov r12, lr bl ld_r3_tp_adr_i - subs r3, 0x40 + subs r3, C_V strb r3, [r1, o_MusicPlayerTrack_pan] ldrb r3, [r1, o_MusicPlayerTrack_flags] - movs r2, 0x3 + movs r2, MPT_FLG_VOLCHG orrs r3, r2 strb r3, [r1, o_MusicPlayerTrack_flags] bx r12 @@ -993,10 +993,10 @@ ply_pan: ply_bend: mov r12, lr bl ld_r3_tp_adr_i - subs r3, 0x40 + subs r3, C_V strb r3, [r1, o_MusicPlayerTrack_bend] ldrb r3, [r1, o_MusicPlayerTrack_flags] - movs r2, 0xC + movs r2, MPT_FLG_PITCHG orrs r3, r2 strb r3, [r1, o_MusicPlayerTrack_flags] bx r12 @@ -1008,7 +1008,7 @@ ply_bendr: bl ld_r3_tp_adr_i strb r3, [r1, o_MusicPlayerTrack_bendRange] ldrb r3, [r1, o_MusicPlayerTrack_flags] - movs r2, 0xC + movs r2, MPT_FLG_PITCHG orrs r3, r2 strb r3, [r1, o_MusicPlayerTrack_flags] bx r12 @@ -1031,7 +1031,7 @@ ply_modt: beq _081DD7AA strb r3, [r1, o_MusicPlayerTrack_modT] ldrb r3, [r1, o_MusicPlayerTrack_flags] - movs r2, 0xF + movs r2, MPT_FLG_VOLCHG | MPT_FLG_PITCHG orrs r3, r2 strb r3, [r1, o_MusicPlayerTrack_flags] _081DD7AA: @@ -1042,10 +1042,10 @@ _081DD7AA: ply_tune: mov r12, lr bl ld_r3_tp_adr_i - subs r3, 0x40 + subs r3, C_V strb r3, [r1, o_MusicPlayerTrack_tune] ldrb r3, [r1, o_MusicPlayerTrack_flags] - movs r2, 0xC + movs r2, MPT_FLG_PITCHG orrs r3, r2 strb r3, [r1, o_MusicPlayerTrack_flags] bx r12 @@ -1174,8 +1174,8 @@ _081DD874: movs r3, 0x1 movs r4, 0 _081DD87C: - ldrb r0, [r5] - movs r1, 0x80 + ldrb r0, [r5, o_MusicPlayerTrack_flags] + movs r1, MPT_FLG_EXIST tst r1, r0 bne _081DD886 b _081DD998 @@ -1187,36 +1187,36 @@ _081DD886: cmp r4, 0 beq _081DD8BA _081DD892: - ldrb r1, [r4] - movs r0, 0xC7 + ldrb r1, [r4, o_SoundChannel_statusFlags] + movs r0, SOUND_CHANNEL_SF_ON tst r0, r1 beq _081DD8AE - ldrb r0, [r4, 0x10] + ldrb r0, [r4, o_SoundChannel_gateTime] cmp r0, 0 beq _081DD8B4 subs r0, 0x1 - strb r0, [r4, 0x10] + strb r0, [r4, o_SoundChannel_gateTime] bne _081DD8B4 - movs r0, 0x40 + movs r0, SOUND_CHANNEL_SF_STOP orrs r1, r0 - strb r1, [r4] + strb r1, [r4, o_SoundChannel_statusFlags] b _081DD8B4 _081DD8AE: adds r0, r4, 0 bl ClearChain _081DD8B4: - ldr r4, [r4, 0x34] + ldr r4, [r4, o_SoundChannel_nextChannelPointer] cmp r4, 0 bne _081DD892 _081DD8BA: ldrb r3, [r5, o_MusicPlayerTrack_flags] - movs r0, 0x40 + movs r0, MPT_FLG_START tst r0, r3 beq _081DD938 adds r0, r5, 0 bl Clear64byte - movs r0, 0x80 - strb r0, [r5] + movs r0, MPT_FLG_EXIST + strb r0, [r5, o_MusicPlayerTrack_flags] movs r0, 0x2 strb r0, [r5, o_MusicPlayerTrack_bendRange] movs r0, 0x40 @@ -1319,10 +1319,10 @@ _081DD972: ldrb r1, [r5, o_MusicPlayerTrack_modT] cmp r1, 0 bne _081DD98E - movs r1, 0xC + movs r1, MPT_FLG_PITCHG b _081DD990 _081DD98E: - movs r1, 0x3 + movs r1, MPT_FLG_VOLCHG _081DD990: orrs r0, r1 strb r0, [r5, o_MusicPlayerTrack_flags] @@ -1332,7 +1332,7 @@ _081DD994: _081DD998: subs r6, 0x1 ble _081DD9A4 - movs r0, 0x50 + movs r0, MusicPlayerTrack_size adds r5, r0 lsls r3, 1 b _081DD87C @@ -1349,10 +1349,10 @@ _081DD9A4: _081DD9B6: str r4, [r7, o_MusicPlayerInfo_status] ldrh r0, [r7, o_MusicPlayerInfo_tempoC] - subs r0, 0x96 + subs r0, 150 _081DD9BC: strh r0, [r7, o_MusicPlayerInfo_tempoC] - cmp r0, 0x96 + cmp r0, 150 bcc _081DD9C4 b _081DD874 _081DD9C4: @@ -1363,7 +1363,7 @@ _081DD9C8: movs r1, 0x80 tst r1, r0 beq _081DDA62 - movs r1, 0xF + movs r1, MPT_FLG_VOLCHG | MPT_FLG_PITCHG tst r1, r0 beq _081DDA62 mov r9, r2 @@ -1374,8 +1374,8 @@ _081DD9C8: cmp r4, 0 beq _081DDA58 _081DD9E6: - ldrb r1, [r4, o_SoundChannel_status] - movs r0, 0xC7 + ldrb r1, [r4, o_SoundChannel_statusFlags] + movs r0, SOUND_CHANNEL_SF_ON tst r0, r1 bne _081DD9F6 adds r0, r4, 0 @@ -1383,26 +1383,26 @@ _081DD9E6: b _081DDA52 _081DD9F6: ldrb r0, [r4, o_SoundChannel_type] - movs r6, 0x7 + movs r6, TONEDATA_TYPE_CGB ands r6, r0 ldrb r3, [r5, o_MusicPlayerTrack_flags] - movs r0, 0x3 + movs r0, MPT_FLG_VOLCHG tst r0, r3 beq _081DDA14 bl ChnVolSetAsm cmp r6, 0 beq _081DDA14 - ldrb r0, [r4, o_CgbChannel_mo] + ldrb r0, [r4, o_CgbChannel_modify] movs r1, 0x1 orrs r0, r1 - strb r0, [r4, o_CgbChannel_mo] + strb r0, [r4, o_CgbChannel_modify] _081DDA14: ldrb r3, [r5, o_MusicPlayerTrack_flags] - movs r0, 0xC + movs r0, MPT_FLG_PITCHG tst r0, r3 beq _081DDA52 - ldrb r1, [r4, o_SoundChannel_ky] - movs r0, 0x8 + ldrb r1, [r4, o_SoundChannel_key] + movs r0, o_MusicPlayerTrack_keyM ldrsb r0, [r5, r0] adds r2, r1, r0 bpl _081DDA28 @@ -1416,20 +1416,20 @@ _081DDA28: ldrb r2, [r5, o_MusicPlayerTrack_pitM] adds r0, r6, 0 bl call_r3 - str r0, [r4, o_CgbChannel_fr] - ldrb r0, [r4, o_CgbChannel_mo] - movs r1, 0x2 + str r0, [r4, o_CgbChannel_frequency] + ldrb r0, [r4, o_CgbChannel_modify] + movs r1, CGB_CHANNEL_MO_PIT orrs r0, r1 - strb r0, [r4, o_CgbChannel_mo] + strb r0, [r4, o_CgbChannel_modify] b _081DDA52 _081DDA46: adds r1, r2, 0 ldrb r2, [r5, o_MusicPlayerTrack_pitM] ldr r0, [r4, o_SoundChannel_wav] bl MidiKeyToFreq - str r0, [r4, o_SoundChannel_freq] + str r0, [r4, o_SoundChannel_frequency] _081DDA52: - ldr r4, [r4, o_SoundChannel_np] + ldr r4, [r4, o_SoundChannel_nextChannelPointer] cmp r4, 0 bne _081DD9E6 _081DDA58: @@ -1441,7 +1441,7 @@ _081DDA58: _081DDA62: subs r2, 0x1 ble _081DDA6C - movs r0, 0x50 + movs r0, MusicPlayerTrack_size adds r5, r0 bgt _081DD9C8 _081DDA6C: @@ -1468,7 +1468,7 @@ TrackStop: push {r4-r6,lr} adds r5, r1, 0 ldrb r1, [r5, o_MusicPlayerTrack_flags] - movs r0, 0x80 + movs r0, MPT_FLG_EXIST tst r0, r1 beq TrackStop_Done ldr r4, [r5, o_MusicPlayerTrack_chan] @@ -1476,11 +1476,11 @@ TrackStop: beq TrackStop_3 movs r6, 0 TrackStop_Loop: - ldrb r0, [r4, o_SoundChannel_status] + ldrb r0, [r4, o_SoundChannel_statusFlags] cmp r0, 0 beq TrackStop_2 ldrb r0, [r4, o_SoundChannel_type] - movs r3, 0x7 + movs r3, TONEDATA_TYPE_CGB ands r0, r3 beq TrackStop_1 ldr r3, =SOUND_INFO_PTR @@ -1488,10 +1488,10 @@ TrackStop_Loop: ldr r3, [r3, o_SoundInfo_CgbOscOff] bl call_r3 TrackStop_1: - strb r6, [r4, o_SoundChannel_status] + strb r6, [r4, o_SoundChannel_statusFlags] TrackStop_2: str r6, [r4, o_SoundChannel_track] - ldr r4, [r4, o_SoundChannel_np] + ldr r4, [r4, o_SoundChannel_nextChannelPointer] cmp r4, 0 bne TrackStop_Loop TrackStop_3: @@ -1505,31 +1505,31 @@ TrackStop_Done: thumb_func_start ChnVolSetAsm ChnVolSetAsm: - ldrb r1, [r4, 0x12] - movs r0, 0x14 + ldrb r1, [r4, o_SoundChannel_velocity] + movs r0, o_SoundChannel_rhythmPan ldrsb r2, [r4, r0] movs r3, 0x80 adds r3, r2 muls r3, r1 - ldrb r0, [r5, 0x10] + ldrb r0, [r5, o_MusicPlayerTrack_volMR] muls r0, r3 asrs r0, 14 cmp r0, 0xFF bls _081DDAE8 movs r0, 0xFF _081DDAE8: - strb r0, [r4, 0x2] + strb r0, [r4, o_SoundChannel_rightVolume] movs r3, 0x7F subs r3, r2 muls r3, r1 - ldrb r0, [r5, 0x11] + ldrb r0, [r5, o_MusicPlayerTrack_volML] muls r0, r3 asrs r0, 14 cmp r0, 0xFF bls _081DDAFC movs r0, 0xFF _081DDAFC: - strb r0, [r4, 0x3] + strb r0, [r4, o_SoundChannel_leftVolume] bx lr thumb_func_end ChnVolSetAsm @@ -1599,32 +1599,32 @@ _081DDB68: mov r9, r1 mov r6, r9 ldrb r1, [r6] - movs r0, 0xC0 + movs r0, TONEDATA_TYPE_SPL | TONEDATA_TYPE_RHY tst r0, r1 beq _081DDB80 b _081DDCEA _081DDB80: - movs r0, 0x80 + movs r0, TONEDATA_TYPE_RHY tst r0, r2 beq _081DDB9C - ldrb r1, [r6, 0x3] + ldrb r1, [r6, o_ToneData_pan_sweep] movs r0, 0x80 tst r0, r1 beq _081DDB94 - subs r1, 0xC0 + subs r1, TONEDATA_P_S_PAN lsls r1, 1 str r1, [sp, 0x14] _081DDB94: - ldrb r3, [r6, 0x1] + ldrb r3, [r6, o_SoundChannel_type] b _081DDB9C _081DDB98: mov r9, r4 - ldrb r3, [r5, 0x5] + ldrb r3, [r5, o_MusicPlayerTrack_key] _081DDB9C: str r3, [sp, 0x8] ldr r6, [sp] - ldrb r1, [r6, 0x9] - ldrb r0, [r5, 0x1D] + ldrb r1, [r6, o_MusicPlayerInfo_priority] + ldrb r0, [r5, o_MusicPlayerTrack_priority] adds r0, r1 cmp r0, 0xFF bls _081DDBAC @@ -1632,13 +1632,13 @@ _081DDB9C: _081DDBAC: str r0, [sp, 0x10] mov r6, r9 - ldrb r0, [r6] - movs r6, 0x7 + ldrb r0, [r6, o_ToneData_type] + movs r6, TONEDATA_TYPE_CGB ands r6, r0 str r6, [sp, 0xC] beq _081DDBEC ldr r0, [sp, 0x4] - ldr r4, [r0, 0x1C] + ldr r4, [r0, o_SoundInfo_cgbChans] cmp r4, 0 bne _081DDBC4 b _081DDCEA @@ -1646,21 +1646,21 @@ _081DDBC4: subs r6, 0x1 lsls r0, r6, 6 adds r4, r0 - ldrb r1, [r4] - movs r0, 0xC7 + ldrb r1, [r4, o_CgbChannel_statusFlags] + movs r0, SOUND_CHANNEL_SF_ON tst r0, r1 beq _081DDC40 - movs r0, 0x40 + movs r0, SOUND_CHANNEL_SF_STOP tst r0, r1 bne _081DDC40 - ldrb r1, [r4, 0x13] + ldrb r1, [r4, o_CgbChannel_priority] ldr r0, [sp, 0x10] cmp r1, r0 bcc _081DDC40 beq _081DDBE4 b _081DDCEA _081DDBE4: - ldr r0, [r4, 0x2C] + ldr r0, [r4, o_CgbChannel_track] cmp r0, r5 bcs _081DDC40 b _081DDCEA @@ -1670,35 +1670,35 @@ _081DDBEC: movs r2, 0 mov r8, r2 ldr r4, [sp, 0x4] - ldrb r3, [r4, 0x6] - adds r4, 0x50 + ldrb r3, [r4, o_SoundInfo_maxChans] + adds r4, o_SoundInfo_chans _081DDBFA: - ldrb r1, [r4] - movs r0, 0xC7 + ldrb r1, [r4, o_SoundChannel_statusFlags] + movs r0, SOUND_CHANNEL_SF_ON tst r0, r1 beq _081DDC40 - movs r0, 0x40 + movs r0, SOUND_CHANNEL_SF_STOP tst r0, r1 beq _081DDC14 cmp r2, 0 bne _081DDC18 adds r2, 0x1 - ldrb r6, [r4, 0x13] - ldr r7, [r4, 0x2C] + ldrb r6, [r4, o_SoundChannel_priority] + ldr r7, [r4, o_SoundChannel_track] b _081DDC32 _081DDC14: cmp r2, 0 bne _081DDC34 _081DDC18: - ldrb r0, [r4, 0x13] + ldrb r0, [r4, o_SoundChannel_priority] cmp r0, r6 bcs _081DDC24 adds r6, r0, 0 - ldr r7, [r4, 0x2C] + ldr r7, [r4, o_SoundChannel_track] b _081DDC32 _081DDC24: bhi _081DDC34 - ldr r0, [r4, 0x2C] + ldr r0, [r4, o_SoundChannel_track] cmp r0, r7 bls _081DDC30 adds r7, r0, 0 @@ -1708,7 +1708,7 @@ _081DDC30: _081DDC32: mov r8, r4 _081DDC34: - adds r4, 0x40 + adds r4, SoundChannel_size subs r3, 0x1 bgt _081DDBFA mov r4, r8 @@ -1718,17 +1718,17 @@ _081DDC40: adds r0, r4, 0 bl ClearChain movs r1, 0 - str r1, [r4, 0x30] - ldr r3, [r5, 0x20] - str r3, [r4, 0x34] + str r1, [r4, o_SoundChannel_prevChannelPointer] + ldr r3, [r5, o_MusicPlayerTrack_chan] + str r3, [r4, o_SoundChannel_nextChannelPointer] cmp r3, 0 beq _081DDC54 - str r4, [r3, 0x30] + str r4, [r3, o_SoundChannel_prevChannelPointer] _081DDC54: - str r4, [r5, 0x20] - str r5, [r4, 0x2C] - ldrb r0, [r5, 0x1B] - strb r0, [r5, 0x1C] + str r4, [r5, o_MusicPlayerTrack_chan] + str r5, [r4, o_SoundChannel_track] + ldrb r0, [r5, o_MusicPlayerTrack_lfoDelay] + strb r0, [r5, o_MusicPlayerTrack_lfoDelayC] cmp r0, r1 beq _081DDC66 adds r1, r5, 0 @@ -1737,26 +1737,26 @@ _081DDC66: ldr r0, [sp] adds r1, r5, 0 bl TrkVolPitSet - ldr r0, [r5, 0x4] - str r0, [r4, 0x10] + ldr r0, [r5, o_MusicPlayerTrack_gateTime] + str r0, [r4, o_SoundChannel_gateTime] ldr r0, [sp, 0x10] - strb r0, [r4, 0x13] + strb r0, [r4, o_SoundChannel_priority] ldr r0, [sp, 0x8] - strb r0, [r4, 0x8] + strb r0, [r4, o_SoundChannel_key] ldr r0, [sp, 0x14] - strb r0, [r4, 0x14] + strb r0, [r4, o_SoundChannel_rhythmPan] mov r6, r9 - ldrb r0, [r6] - strb r0, [r4, 0x1] - ldr r7, [r6, 0x4] - str r7, [r4, 0x24] - ldr r0, [r6, 0x8] - str r0, [r4, 0x4] - ldrh r0, [r5, 0x1E] - strh r0, [r4, 0xC] + ldrb r0, [r6, o_ToneData_type] + strb r0, [r4, o_SoundChannel_type] + ldr r7, [r6, o_ToneData_wav] + str r7, [r4, o_SoundChannel_wav] + ldr r0, [r6, o_ToneData_attack] + str r0, [r4, o_SoundChannel_attack] + ldrh r0, [r5, o_MusicPlayerTrack_pseudoEchoVolume] + strh r0, [r4, o_SoundChannel_pseudoEchoVolume] bl ChnVolSetAsm - ldrb r1, [r4, 0x8] - movs r0, 0x8 + ldrb r1, [r4, o_SoundChannel_key] + movs r0, o_MusicPlayerTrack_keyM ldrsb r0, [r5, r0] adds r3, r1, r0 bpl _081DDCA0 @@ -1766,9 +1766,9 @@ _081DDCA0: cmp r6, 0 beq _081DDCCE mov r6, r9 - ldrb r0, [r6, 0x2] - strb r0, [r4, 0x1E] - ldrb r1, [r6, 0x3] + ldrb r0, [r6, o_ToneData_length] + strb r0, [r4, o_CgbChannel_length] + ldrb r1, [r6, o_ToneData_pan_sweep] movs r0, 0x80 tst r0, r1 bne _081DDCBA @@ -1778,29 +1778,29 @@ _081DDCA0: _081DDCBA: movs r1, 0x8 _081DDCBC: - strb r1, [r4, 0x1F] - ldrb r2, [r5, 0x9] + strb r1, [r4, o_CgbChannel_sweep] + ldrb r2, [r5, o_MusicPlayerTrack_pitM] adds r1, r3, 0 ldr r0, [sp, 0xC] ldr r3, [sp, 0x4] - ldr r3, [r3, 0x30] + ldr r3, [r3, o_SoundInfo_MidiKeyToCgbFreq] bl call_r3 b _081DDCDC _081DDCCE: ldr r0, [r5, o_MusicPlayerTrack_unk_3C] - str r0, [r4, 0x18] - ldrb r2, [r5, 0x9] + str r0, [r4, o_SoundChannel_count] + ldrb r2, [r5, o_MusicPlayerTrack_pitM] adds r1, r3, 0 adds r0, r7, 0 bl MidiKeyToFreq _081DDCDC: - str r0, [r4, 0x20] - movs r0, 0x80 - strb r0, [r4] - ldrb r1, [r5] + str r0, [r4, o_SoundChannel_frequency] + movs r0, SOUND_CHANNEL_SF_START + strb r0, [r4, o_SoundChannel_statusFlags] + ldrb r1, [r5, o_MusicPlayerTrack_flags] movs r0, 0xF0 ands r0, r1 - strb r0, [r5] + strb r0, [r5, o_MusicPlayerTrack_flags] _081DDCEA: add sp, 0x18 pop {r0-r7} @@ -1830,23 +1830,23 @@ _081DDD18: ldr r1, [r1, o_MusicPlayerTrack_chan] cmp r1, 0 beq _081DDD40 - movs r4, 0x83 - movs r5, 0x40 + movs r4, SOUND_CHANNEL_SF_START | SOUND_CHANNEL_SF_ENV + movs r5, SOUND_CHANNEL_SF_STOP _081DDD22: - ldrb r2, [r1, o_SoundChannel_status] + ldrb r2, [r1, o_SoundChannel_statusFlags] tst r2, r4 beq _081DDD3A tst r2, r5 bne _081DDD3A - ldrb r0, [r1, o_SoundChannel_mk] + ldrb r0, [r1, o_SoundChannel_midiKey] cmp r0, r3 bne _081DDD3A - movs r0, 0x40 + movs r0, SOUND_CHANNEL_SF_STOP orrs r2, r0 - strb r2, [r1, o_SoundChannel_status] + strb r2, [r1, o_SoundChannel_statusFlags] b _081DDD40 _081DDD3A: - ldr r1, [r1, o_SoundChannel_np] + ldr r1, [r1, o_SoundChannel_nextChannelPointer] cmp r1, 0 bne _081DDD22 _081DDD40: @@ -1862,10 +1862,10 @@ clear_modM: ldrb r2, [r1, o_MusicPlayerTrack_modT] cmp r2, 0 bne _081DDD54 - movs r2, 0xC + movs r2, MPT_FLG_PITCHG b _081DDD56 _081DDD54: - movs r2, 0x3 + movs r2, MPT_FLG_VOLCHG _081DDD56: ldrb r3, [r1, o_MusicPlayerTrack_flags] orrs r3, r2