#include "ultra64.h" #include "global.h" f32 func_800DDE20(f32 arg0) { return 256.0f * gAudioContext.audioBufferParameters.unkUpdatesPerFrameScaled / arg0; } void func_800DDE3C(void) { s32 i; gAudioContext.unk_3520[255] = func_800DDE20(0.25f); gAudioContext.unk_3520[254] = func_800DDE20(0.33f); gAudioContext.unk_3520[253] = func_800DDE20(0.5f); gAudioContext.unk_3520[252] = func_800DDE20(0.66f); gAudioContext.unk_3520[251] = func_800DDE20(0.75f); for (i = 128; i < 251; i++) { gAudioContext.unk_3520[i] = func_800DDE20(251 - i); } for (i = 16; i < 128; i++) { gAudioContext.unk_3520[i] = func_800DDE20(4 * (143 - i)); } for (i = 1; i < 16; i++) { gAudioContext.unk_3520[i] = func_800DDE20(60 * (23 - i)); } gAudioContext.unk_3520[0] = 0.0f; } void Audio_ResetLoadStatus(void) { s32 i; for (i = 0; i < 0x30; i++) { if (gAudioContext.bankLoadStatus[i] != 5) { gAudioContext.bankLoadStatus[i] = 0; } } for (i = 0; i < 0x30; i++) { if (gAudioContext.audioTableLoadStatus[i] != 5) { gAudioContext.audioTableLoadStatus[i] = 0; } } for (i = 0; i < 0x80; i++) { if (gAudioContext.seqLoadstatus[i] != 5) { gAudioContext.seqLoadstatus[i] = 0; } } } void Audio_DiscardBank(s32 bankId) { s32 i; for (i = 0; i < gAudioContext.maxSimultaneousNotes; i++) { Note* note = &gAudioContext.notes[i]; if (note->playbackState.bankId == bankId) { if (note->playbackState.unk_04 == 0 && note->playbackState.priority != 0) { note->playbackState.parentLayer->enabled = false; note->playbackState.parentLayer->finished = true; } Audio_NoteDisable(note); Audio_AudioListRemove(¬e->listItem); Audio_AudioListPushBack(&gAudioContext.noteFreeLists.disabled, ¬e->listItem); } } } void func_800DE12C(s32 bankId) { s32 i; for (i = 0; i < gAudioContext.maxSimultaneousNotes; i++) { Note* note = &gAudioContext.notes[i]; NotePlaybackState* state = ¬e->playbackState; if (state->bankId == bankId) { if (state->priority != 0 && state->adsr.action.s.state == ADSR_STATE_DECAY) { state->priority = 1; state->adsr.fadeOutVel = gAudioContext.audioBufferParameters.updatesPerFrameInv; state->adsr.action.s.release = true; } } } } void Audio_DiscardSequence(s32 seqId) { s32 i; for (i = 0; i < gAudioContext.audioBufferParameters.numSequencePlayers; i++) { if (gAudioContext.seqPlayers[i].enabled && gAudioContext.seqPlayers[i].seqId == seqId) { Audio_SequencePlayerDisable(&gAudioContext.seqPlayers[i]); } } } void func_800DE238(void* mem, u32 size) { Audio_osWritebackDCache(mem, size); } void* func_800DE258(SoundAllocPool* pool, u32 size) { void* ret = NULL; if (gAudioContext.unkPool.start != 0) { ret = Audio_AllocZeroed(&gAudioContext.unkPool, size); } if (ret == NULL) { ret = Audio_AllocZeroed(pool, size); } return ret; } void* func_800DE2B0(SoundAllocPool* pool, u32 size) { void* ret = NULL; if (gAudioContext.unkPool.start != NULL) { ret = Audio_Alloc(&gAudioContext.unkPool, size); } if (ret == NULL) { ret = Audio_Alloc(pool, size); } return ret; } void* Audio_AllocDmaMemory(SoundAllocPool* pool, u32 size) { void* ret; ret = Audio_Alloc(pool, size); if (ret != NULL) { func_800DE238(ret, size); } return ret; } void* Audio_AllocDmaMemoryZeroed(SoundAllocPool* pool, u32 size) { void* ret; ret = Audio_AllocZeroed(pool, size); if (ret != NULL) { func_800DE238(ret, size); } return ret; } void* Audio_AllocZeroed(SoundAllocPool* pool, u32 size) { u8* ret = Audio_Alloc(pool, size); u8* ptr; if (ret != NULL) { for (ptr = ret; ptr < pool->cur; ptr++) { *ptr = 0; } } return ret; } void* Audio_Alloc(SoundAllocPool* pool, u32 size) { u32 aligned = ALIGN16(size); u8* ret = pool->cur; if (pool->start + pool->size >= pool->cur + aligned) { pool->cur += aligned; } else { return NULL; } pool->unused++; return ret; } void Audio_SoundAllocPoolInit(SoundAllocPool* pool, void* memAddr, u32 size) { pool->cur = pool->start = (u8*)ALIGN16((u32)memAddr); pool->size = size - ((u32)memAddr & 0xF); pool->unused = 0; } void Audio_PersistentPoolClear(PersistentPool* persistent) { persistent->pool.unused = 0; persistent->numEntries = 0; persistent->pool.cur = persistent->pool.start; } void Audio_TemporaryPoolClear(TemporaryPool* temporary) { temporary->pool.unused = 0; temporary->pool.cur = temporary->pool.start; temporary->nextSide = 0; temporary->entries[0].ptr = temporary->pool.start; temporary->entries[1].ptr = temporary->pool.start + temporary->pool.size; temporary->entries[0].id = -1; temporary->entries[1].id = -1; } void func_800DE4A0(SoundAllocPool* pool) { pool->unused = 0; pool->cur = pool->start; } void func_800DE4B0(s32 poolIdx) { SoundMultiPool* loadedPool; SoundAllocPool* persistentPool; PersistentPool* persistent; void* entryPtr; u8* table; switch (poolIdx) { case 0: loadedPool = &gAudioContext.seqLoadedPool; table = gAudioContext.seqLoadstatus; break; case 1: loadedPool = &gAudioContext.bankLoadedPool; table = gAudioContext.bankLoadStatus; break; case 2: loadedPool = &gAudioContext.unusedLoadedPool; table = gAudioContext.audioTableLoadStatus; break; } persistent = &loadedPool->persistent; persistentPool = &persistent->pool; if (persistent->numEntries == 0) { return; } entryPtr = persistent->entries[persistent->numEntries - 1].ptr; persistentPool->cur = entryPtr; persistentPool->unused--; if (poolIdx == 2) { func_800E0E6C(persistent->entries[persistent->numEntries - 1].id); } if (poolIdx == 1) { Audio_DiscardBank(persistent->entries[persistent->numEntries - 1].id); } table[persistent->entries[persistent->numEntries - 1].id] = 0; persistent->numEntries--; } void Audio_InitMainPools(s32 sizeForAudioInitPool) { Audio_SoundAllocPoolInit(&gAudioContext.audioInitPool, gAudioContext.audioHeap, sizeForAudioInitPool); Audio_SoundAllocPoolInit(&gAudioContext.audioSessionPool, gAudioContext.audioHeap + sizeForAudioInitPool, gAudioContext.audioHeapSize - sizeForAudioInitPool); gAudioContext.unkPool.start = NULL; } void Audio_SessionPoolsInit(AudioPoolSplit4* split) { gAudioContext.audioSessionPool.cur = gAudioContext.audioSessionPool.start; Audio_SoundAllocPoolInit(&gAudioContext.notesAndBuffersPool, Audio_Alloc(&gAudioContext.audioSessionPool, split->wantSeq), split->wantSeq); Audio_SoundAllocPoolInit(&gAudioContext.seqAndBankPool, Audio_Alloc(&gAudioContext.audioSessionPool, split->wantCustom), split->wantCustom); } void Audio_SeqAndBankPoolInit(AudioPoolSplit2* split) { gAudioContext.seqAndBankPool.cur = gAudioContext.seqAndBankPool.start; Audio_SoundAllocPoolInit(&gAudioContext.persistentCommonPool, Audio_Alloc(&gAudioContext.seqAndBankPool, split->wantPersistent), split->wantPersistent); Audio_SoundAllocPoolInit(&gAudioContext.temporaryCommonPool, Audio_Alloc(&gAudioContext.seqAndBankPool, split->wantTemporary), split->wantTemporary); } void Audio_PersistentPoolsInit(AudioPoolSplit3* split) { gAudioContext.persistentCommonPool.cur = gAudioContext.persistentCommonPool.start; Audio_SoundAllocPoolInit(&gAudioContext.seqLoadedPool.persistent.pool, Audio_Alloc(&gAudioContext.persistentCommonPool, split->wantSeq), split->wantSeq); Audio_SoundAllocPoolInit(&gAudioContext.bankLoadedPool.persistent.pool, Audio_Alloc(&gAudioContext.persistentCommonPool, split->wantBank), split->wantBank); Audio_SoundAllocPoolInit(&gAudioContext.unusedLoadedPool.persistent.pool, Audio_Alloc(&gAudioContext.persistentCommonPool, split->wantUnused), split->wantUnused); Audio_PersistentPoolClear(&gAudioContext.seqLoadedPool.persistent); Audio_PersistentPoolClear(&gAudioContext.bankLoadedPool.persistent); Audio_PersistentPoolClear(&gAudioContext.unusedLoadedPool.persistent); } void Audio_TemporaryPoolsInit(AudioPoolSplit3* split) { gAudioContext.temporaryCommonPool.cur = gAudioContext.temporaryCommonPool.start; Audio_SoundAllocPoolInit(&gAudioContext.seqLoadedPool.temporary.pool, Audio_Alloc(&gAudioContext.temporaryCommonPool, split->wantSeq), split->wantSeq); Audio_SoundAllocPoolInit(&gAudioContext.bankLoadedPool.temporary.pool, Audio_Alloc(&gAudioContext.temporaryCommonPool, split->wantBank), split->wantBank); Audio_SoundAllocPoolInit(&gAudioContext.unusedLoadedPool.temporary.pool, Audio_Alloc(&gAudioContext.temporaryCommonPool, split->wantUnused), split->wantUnused); Audio_TemporaryPoolClear(&gAudioContext.seqLoadedPool.temporary); Audio_TemporaryPoolClear(&gAudioContext.bankLoadedPool.temporary); Audio_TemporaryPoolClear(&gAudioContext.unusedLoadedPool.temporary); } void* Audio_AllocBankOrSeq(s32 poolIdx, s32 size, s32 arg2, s32 id) { SoundMultiPool* loadedPool; TemporaryPool* tp; SoundAllocPool* pool; void* mem; void* ret; u8 firstVal; u8 secondVal; s32 i; u8* table; s32 side; switch (poolIdx) { case 0: loadedPool = &gAudioContext.seqLoadedPool; table = gAudioContext.seqLoadstatus; break; case 1: loadedPool = &gAudioContext.bankLoadedPool; table = gAudioContext.bankLoadStatus; break; case 2: loadedPool = &gAudioContext.unusedLoadedPool; table = gAudioContext.audioTableLoadStatus; break; } if (arg2 == 0) { tp = &loadedPool->temporary; pool = &tp->pool; if (pool->size < size) { return NULL; } firstVal = (tp->entries[0].id == -1) ? 0 : table[tp->entries[0].id]; secondVal = (tp->entries[1].id == -1) ? 0 : table[tp->entries[1].id]; if (poolIdx == 1) { if (firstVal == 4) { for (i = 0; i < gAudioContext.maxSimultaneousNotes; i++) { if (gAudioContext.notes[i].playbackState.bankId == tp->entries[0].id && gAudioContext.notes[i].noteSubEu.bitField0.s.enabled != 0) { break; } } if (i == gAudioContext.maxSimultaneousNotes) { Audio_SetBankLoadStatus(tp->entries[0].id, 3); firstVal = 3; } } if (secondVal == 4) { for (i = 0; i < gAudioContext.maxSimultaneousNotes; i++) { if (gAudioContext.notes[i].playbackState.bankId == tp->entries[1].id && gAudioContext.notes[i].noteSubEu.bitField0.s.enabled != 0) { break; } } if (i == gAudioContext.maxSimultaneousNotes) { Audio_SetBankLoadStatus(tp->entries[1].id, 3); secondVal = 3; } } } if (firstVal == 0) { tp->nextSide = 0; } else if (secondVal == 0) { tp->nextSide = 1; } else if (firstVal == 3 && secondVal == 3) { // Use the opposite side from last time. } else if (firstVal == 3) { tp->nextSide = 0; } else if (secondVal == 3) { tp->nextSide = 1; } else { // Check if there is a side which isn't in active use, if so, evict that one. if (poolIdx == 0) { if (firstVal == 2) { for (i = 0; i < gAudioContext.audioBufferParameters.numSequencePlayers; i++) { if (gAudioContext.seqPlayers[i].enabled != 0 && gAudioContext.seqPlayers[i].seqId == tp->entries[0].id) { break; } } if (i == gAudioContext.audioBufferParameters.numSequencePlayers) { tp->nextSide = 0; goto done; } } if (secondVal == 2) { for (i = 0; i < gAudioContext.audioBufferParameters.numSequencePlayers; i++) { if (gAudioContext.seqPlayers[i].enabled != 0 && gAudioContext.seqPlayers[i].seqId == tp->entries[1].id) { break; } } if (i == gAudioContext.audioBufferParameters.numSequencePlayers) { tp->nextSide = 1; goto done; } } } else if (poolIdx == 1) { if (firstVal == 2) { for (i = 0; i < gAudioContext.maxSimultaneousNotes; i++) { if (gAudioContext.notes[i].playbackState.bankId == tp->entries[0].id && gAudioContext.notes[i].noteSubEu.bitField0.s.enabled != 0) { break; } } if (i == gAudioContext.maxSimultaneousNotes) { tp->nextSide = 0; goto done; } } if (secondVal == 2) { for (i = 0; i < gAudioContext.maxSimultaneousNotes; i++) { if (gAudioContext.notes[i].playbackState.bankId == tp->entries[1].id && gAudioContext.notes[i].noteSubEu.bitField0.s.enabled != 0) { break; } } if (i == gAudioContext.maxSimultaneousNotes) { tp->nextSide = 1; goto done; } } } // No such luck. Evict the side that wasn't chosen last time, except // if it is being loaded into. if (tp->nextSide == 0) { if (firstVal == 1) { if (secondVal == 1) { goto fail; } tp->nextSide = 1; } } else { if (secondVal == 1) { if (firstVal == 1) { goto fail; } tp->nextSide = 0; } } if (0) { fail: // Both sides are being loaded into. return NULL; } } done: side = tp->nextSide; if (tp->entries[side].id != -1) { if (poolIdx == 2) { func_800E0E6C(tp->entries[side].id); } table[tp->entries[side].id] = 0; if (poolIdx == 1) { Audio_DiscardBank(tp->entries[side].id); } } switch (side) { case 0: tp->entries[0].ptr = pool->start; tp->entries[0].id = id; tp->entries[0].size = size; pool->cur = pool->start + size; if (tp->entries[1].id != -1 && tp->entries[1].ptr < pool->cur) { if (poolIdx == 2) { func_800E0E6C(tp->entries[1].id); } table[tp->entries[1].id] = 0; switch (poolIdx) { case 0: Audio_DiscardSequence((s32)tp->entries[1].id); break; case 1: Audio_DiscardBank((s32)tp->entries[1].id); break; } tp->entries[1].id = -1; tp->entries[1].ptr = pool->start + pool->size; } ret = tp->entries[0].ptr; break; case 1: tp->entries[1].ptr = (u8*)((u32)(pool->start + pool->size - size) & ~0xF); tp->entries[1].id = id; tp->entries[1].size = size; if (tp->entries[0].id != -1 && tp->entries[1].ptr < pool->cur) { if (poolIdx == 2) { func_800E0E6C(tp->entries[0].id); } table[tp->entries[0].id] = 0; switch (poolIdx) { case 0: Audio_DiscardSequence(tp->entries[0].id); break; case 1: Audio_DiscardBank(tp->entries[0].id); break; } tp->entries[0].id = -1; pool->cur = pool->start; } ret = tp->entries[1].ptr; break; default: return NULL; } tp->nextSide ^= 1; return ret; } mem = Audio_Alloc(&loadedPool->persistent.pool, size); loadedPool->persistent.entries[loadedPool->persistent.numEntries].ptr = mem; if (mem == NULL) { switch (arg2) { case 2: return Audio_AllocBankOrSeq(poolIdx, size, 0, id); case 0: case 1: return NULL; } } loadedPool->persistent.entries[loadedPool->persistent.numEntries].id = id; loadedPool->persistent.entries[loadedPool->persistent.numEntries].size = size; return loadedPool->persistent.entries[loadedPool->persistent.numEntries++].ptr; } void* func_800DF074(s32 poolIdx, s32 arg1, s32 id) { void* ret; ret = func_800E04E8(poolIdx, id); if (ret != NULL) { return ret; } if (arg1 == 3) { return NULL; } return func_800DF0CC(poolIdx, arg1, id); } void* func_800DF0CC(s32 poolIdx, s32 arg1, s32 bankId) { u32 i; SoundMultiPool* loadedPool; TemporaryPool* temporary; PersistentPool* persistent; switch (poolIdx) { case 0: loadedPool = &gAudioContext.seqLoadedPool; break; case 1: loadedPool = &gAudioContext.bankLoadedPool; break; case 2: loadedPool = &gAudioContext.unusedLoadedPool; break; } temporary = &loadedPool->temporary; if (arg1 == 0) { if (temporary->entries[0].id == bankId) { temporary->nextSide = 1; return temporary->entries[0].ptr; } else if (temporary->entries[1].id == bankId) { temporary->nextSide = 0; return temporary->entries[1].ptr; } else { return NULL; } } persistent = &loadedPool->persistent; for (i = 0; i < persistent->numEntries; i++) { if (persistent->entries[i].id == bankId) { return persistent->entries[i].ptr; } } if (arg1 == 2) { return func_800DF074(poolIdx, 0, bankId); } return NULL; } void func_800DF1D8(f32 arg0, f32 arg1, u16* arg2) { s32 i; f32 tmp[16]; tmp[0] = (f32)(arg1 * 262159.0f); tmp[8] = (f32)(arg0 * 262159.0f); tmp[1] = (f32)((arg1 * arg0) * 262159.0f); tmp[9] = (f32)(((arg0 * arg0) + arg1) * 262159.0f); for (i = 2; i < 8; i++) { //! @bug value was probably meant to be stored to tmp[i] and tmp[8 + i] arg2[i] = arg1 * tmp[i - 2] + arg0 * tmp[i - 1]; arg2[8 + i] = arg1 * tmp[6 + i] + arg0 * tmp[7 + i]; } for (i = 0; i < 16; i++) { arg2[i] = tmp[i]; } } void func_800DF5AC(s16* arg0) { s32 i; for (i = 0; i < 8; i++) { arg0[i] = 0; } } void func_800DF5DC(s16* arg0, s32 arg1) { s32 i; s16* ptr = &D_80130228[8 * arg1]; for (i = 0; i < 8; i++) { arg0[i] = ptr[i]; } } void func_800DF630(s16* arg0, s32 arg1) { s32 i; s16* ptr = &D_80130328[8 * (arg1 - 1)]; for (i = 0; i < 8; i++) { arg0[i] = ptr[i]; } } void func_800DF688(s16* arg0, s32 arg1, s32 arg2) { s32 i; if (arg1 == 0 && arg2 == 0) { func_800DF5DC(arg0, 0); } else if (arg2 == 0) { func_800DF5DC(arg0, arg1); } else if (arg1 == 0) { func_800DF630(arg0, arg2); } else { s16* ptr1 = &D_80130228[8 * arg1]; s16* ptr2 = &D_80130328[8 * (arg2 - 1)]; for (i = 0; i < 8; i++) { arg0[i] = (ptr1[i] + ptr2[i]) / 2; } } } void func_800DF7BC(SynthesisReverb* reverb) { } void func_800DF7C4(void) { s32 count; s32 i; s32 j; if (gAudioContext.audioBufferParameters.presetUnk4 == 2) { count = 2; } else { count = 1; } for (i = 0; i < gAudioContext.numSynthesisReverbs; i++) { for (j = 0; j < count; j++) { func_800DF7BC(&gAudioContext.synthesisReverbs[i]); } } } void func_800DF888(void) { s32 ind; s32 i; ind = gAudioContext.curAIBufIdx; gAudioContext.aiBufLengths[ind] = gAudioContext.audioBufferParameters.minAiBufferLength; for (i = 0; i < 0x580; i++) { gAudioContext.aiBuffers[ind][i] = 0; } } s32 Audio_ResetStep(void) { s32 i; s32 j; s32 sp24; if (gAudioContext.audioBufferParameters.presetUnk4 == 2) { sp24 = 2; } else { sp24 = 1; } switch (gAudioContext.resetStatus) { case 5: for (i = 0; i < gAudioContext.audioBufferParameters.numSequencePlayers; i++) { Audio_SequencePlayerDisableAsFinished(&gAudioContext.seqPlayers[i]); } gAudioContext.audioResetFadeOutFramesLeft = 2 / sp24; gAudioContext.resetStatus--; break; case 4: if (gAudioContext.audioResetFadeOutFramesLeft != 0) { gAudioContext.audioResetFadeOutFramesLeft--; func_800DF7C4(); } else { for (i = 0; i < gAudioContext.maxSimultaneousNotes; i++) { if (gAudioContext.notes[i].noteSubEu.bitField0.s.enabled && gAudioContext.notes[i].playbackState.adsr.action.s.state != ADSR_STATE_DISABLED) { gAudioContext.notes[i].playbackState.adsr.fadeOutVel = gAudioContext.audioBufferParameters.updatesPerFrameInv; gAudioContext.notes[i].playbackState.adsr.action.s.release = true; } } gAudioContext.audioResetFadeOutFramesLeft = 8 / sp24; gAudioContext.resetStatus--; } break; case 3: if (gAudioContext.audioResetFadeOutFramesLeft != 0) { gAudioContext.audioResetFadeOutFramesLeft--; func_800DF7C4(); } else { gAudioContext.audioResetFadeOutFramesLeft = 2 / sp24; gAudioContext.resetStatus--; } break; case 2: func_800DF888(); if (gAudioContext.audioResetFadeOutFramesLeft != 0) { gAudioContext.audioResetFadeOutFramesLeft--; } else { gAudioContext.resetStatus--; func_800E0CBC(); func_800E1148(); } break; case 1: Audio_InitHeap(); gAudioContext.resetStatus = 0; for (i = 0; i < 3; i++) { gAudioContext.aiBufLengths[i] = gAudioContext.audioBufferParameters.maxAiBufferLength; for (j = 0; j < 0x580; j++) { gAudioContext.aiBuffers[i][j] = 0; } } break; } if (gAudioContext.resetStatus < 3) { return 0; } return 1; } void Audio_InitHeap(void) { s32 pad1[4]; s16* mem; s32 persistentMem; s32 temporaryMem; s32 totalMem; s32 wantMisc; u32 intMask; s32 i; s32 j; s32 pad2; AudioSessionSettings* preset = &gAudioSessionPresets[gAudioContext.audioResetPresetIdToLoad]; preset = &gAudioSessionPresets[gAudioContext.audioResetPresetIdToLoad]; gAudioContext.sampleDmaReqCnt = 0; gAudioContext.audioBufferParameters.frequency = preset->frequency; gAudioContext.audioBufferParameters.aiFrequency = osAiSetFrequency(gAudioContext.audioBufferParameters.frequency); gAudioContext.audioBufferParameters.samplesPerFrameTarget = ((gAudioContext.audioBufferParameters.frequency / gAudioContext.refreshRate) + 0xF) & 0xFFF0; gAudioContext.audioBufferParameters.minAiBufferLength = gAudioContext.audioBufferParameters.samplesPerFrameTarget - 0x10; gAudioContext.audioBufferParameters.maxAiBufferLength = gAudioContext.audioBufferParameters.samplesPerFrameTarget + 0x10; gAudioContext.audioBufferParameters.updatesPerFrame = ((gAudioContext.audioBufferParameters.samplesPerFrameTarget + 0x10) / 0xD0) + 1; gAudioContext.audioBufferParameters.samplesPerUpdate = (gAudioContext.audioBufferParameters.samplesPerFrameTarget / gAudioContext.audioBufferParameters.updatesPerFrame) & ~7; gAudioContext.audioBufferParameters.samplesPerUpdateMax = gAudioContext.audioBufferParameters.samplesPerUpdate + 8; gAudioContext.audioBufferParameters.samplesPerUpdateMin = gAudioContext.audioBufferParameters.samplesPerUpdate - 8; gAudioContext.audioBufferParameters.resampleRate = 32000.0f / (s32)gAudioContext.audioBufferParameters.frequency; gAudioContext.audioBufferParameters.unkUpdatesPerFrameScaled = (1.0f / 256.0f) / gAudioContext.audioBufferParameters.updatesPerFrame; gAudioContext.audioBufferParameters.unk_24 = gAudioContext.audioBufferParameters.updatesPerFrame * 0.25f; gAudioContext.audioBufferParameters.updatesPerFrameInv = 1.0f / gAudioContext.audioBufferParameters.updatesPerFrame; gAudioContext.unk_2874 = preset->unk_10; gAudioContext.unk_2878 = preset->unk_12; gAudioContext.maxSimultaneousNotes = preset->maxSimultaneousNotes; gAudioContext.audioBufferParameters.numSequencePlayers = preset->numSequencePlayers; if (gAudioContext.audioBufferParameters.numSequencePlayers > 4) { gAudioContext.audioBufferParameters.numSequencePlayers = 4; } gAudioContext.unk_2 = preset->unk_14; gAudioContext.tempoInternalToExternal = (u32)(gAudioContext.audioBufferParameters.updatesPerFrame * 2880000.0f / gTatumsPerBeat / gAudioContext.unk_2960); gAudioContext.unk_2870 = gAudioContext.refreshRate; gAudioContext.unk_2870 *= gAudioContext.audioBufferParameters.updatesPerFrame; gAudioContext.unk_2870 /= gAudioContext.audioBufferParameters.aiFrequency; gAudioContext.unk_2870 /= gAudioContext.tempoInternalToExternal; gAudioContext.audioBufferParameters.presetUnk4 = preset->unk_04; gAudioContext.audioBufferParameters.samplesPerFrameTarget *= gAudioContext.audioBufferParameters.presetUnk4; gAudioContext.audioBufferParameters.maxAiBufferLength *= gAudioContext.audioBufferParameters.presetUnk4; gAudioContext.audioBufferParameters.minAiBufferLength *= gAudioContext.audioBufferParameters.presetUnk4; gAudioContext.audioBufferParameters.updatesPerFrame *= gAudioContext.audioBufferParameters.presetUnk4; if (gAudioContext.audioBufferParameters.presetUnk4 >= 2) { gAudioContext.audioBufferParameters.maxAiBufferLength -= 0x10; } gAudioContext.maxAudioCmds = gAudioContext.maxSimultaneousNotes * 0x10 * gAudioContext.audioBufferParameters.updatesPerFrame + preset->numReverbs * 0x18 + 0x140; persistentMem = preset->persistentSeqMem + preset->persistentBankMem + preset->persistentUnusedMem + 0x10; temporaryMem = preset->temporarySeqMem + preset->temporaryBankMem + preset->temporaryUnusedMem + 0x10; totalMem = persistentMem + temporaryMem; wantMisc = gAudioContext.audioSessionPool.size - totalMem - 0x100; if (gAudioContext.unkPool.start != NULL) { gAudioContext.unkPool.cur = gAudioContext.unkPool.start; } gAudioContext.sessionPoolSplit.wantSeq = wantMisc; gAudioContext.sessionPoolSplit.wantCustom = totalMem; Audio_SessionPoolsInit(&gAudioContext.sessionPoolSplit); gAudioContext.seqAndBankPoolSplit.wantPersistent = persistentMem; gAudioContext.seqAndBankPoolSplit.wantTemporary = temporaryMem; Audio_SeqAndBankPoolInit(&gAudioContext.seqAndBankPoolSplit); gAudioContext.persistentCommonPoolSplit.wantSeq = preset->persistentSeqMem; gAudioContext.persistentCommonPoolSplit.wantBank = preset->persistentBankMem; gAudioContext.persistentCommonPoolSplit.wantUnused = preset->persistentUnusedMem; Audio_PersistentPoolsInit(&gAudioContext.persistentCommonPoolSplit); gAudioContext.temporaryCommonPoolSplit.wantSeq = preset->temporarySeqMem; gAudioContext.temporaryCommonPoolSplit.wantBank = preset->temporaryBankMem; gAudioContext.temporaryCommonPoolSplit.wantUnused = preset->temporaryUnusedMem; Audio_TemporaryPoolsInit(&gAudioContext.temporaryCommonPoolSplit); Audio_ResetLoadStatus(); gAudioContext.notes = Audio_AllocZeroed(&gAudioContext.notesAndBuffersPool, gAudioContext.maxSimultaneousNotes * sizeof(Note)); Audio_NoteInitAll(); Audio_InitNoteFreeList(); gAudioContext.noteSubsEu = Audio_AllocZeroed(&gAudioContext.notesAndBuffersPool, gAudioContext.audioBufferParameters.updatesPerFrame * gAudioContext.maxSimultaneousNotes * sizeof(NoteSubEu)); for (i = 0; i != 2; i++) { gAudioContext.abiCmdBufs[i] = Audio_AllocDmaMemoryZeroed(&gAudioContext.notesAndBuffersPool, gAudioContext.maxAudioCmds * sizeof(u64)); } gAudioContext.unk_3520 = Audio_Alloc(&gAudioContext.notesAndBuffersPool, 0x100 * sizeof(f32)); func_800DDE3C(); for (i = 0; i < 4; i++) { gAudioContext.synthesisReverbs[i].useReverb = 0; } gAudioContext.numSynthesisReverbs = preset->numReverbs; for (i = 0; i < gAudioContext.numSynthesisReverbs; i++) { ReverbSettings* settings = &preset->reverbSettings[i]; SynthesisReverb* reverb = &gAudioContext.synthesisReverbs[i]; reverb->downsampleRate = settings->downsampleRate; reverb->windowSize = settings->windowSize * 64; reverb->windowSize /= reverb->downsampleRate; reverb->unk_0C = settings->unk_4; reverb->unk_0A = settings->unk_A; reverb->unk_14 = settings->unk_6 * 64; reverb->unk_16 = settings->unk_8; reverb->unk_18 = 0; reverb->unk_10 = settings->unk_C; reverb->unk_12 = settings->unk_E; reverb->unk_05 = settings->unk_10; reverb->unk_08 = settings->unk_12; reverb->useReverb = 8; reverb->leftRingBuf = func_800DE258(&gAudioContext.notesAndBuffersPool, reverb->windowSize * sizeof(s16)); reverb->rightRingBuf = func_800DE258(&gAudioContext.notesAndBuffersPool, reverb->windowSize * sizeof(s16)); reverb->nextRingBufPos = 0; reverb->unk_20 = 0; reverb->curFrame = 0; reverb->bufSizePerChan = reverb->windowSize; reverb->framesToIgnore = 2; reverb->resampleFlags = 1; reverb->sound.sample = &reverb->sample; reverb->sample.loop = &reverb->loop; reverb->sound.tuning = 1.0f; reverb->sample.bits4 = 4; reverb->sample.bits2 = 0; reverb->sample.size = reverb->windowSize * 2; reverb->sample.sampleAddr = (u8*)reverb->leftRingBuf; reverb->loop.start = 0; reverb->loop.count = 1; reverb->loop.end = reverb->windowSize; if (reverb->downsampleRate != 1) { reverb->unk_0E = 0x8000 / reverb->downsampleRate; reverb->unk_30 = Audio_AllocZeroed(&gAudioContext.notesAndBuffersPool, 0x20); reverb->unk_34 = Audio_AllocZeroed(&gAudioContext.notesAndBuffersPool, 0x20); reverb->unk_38 = Audio_AllocZeroed(&gAudioContext.notesAndBuffersPool, 0x20); reverb->unk_3C = Audio_AllocZeroed(&gAudioContext.notesAndBuffersPool, 0x20); for (j = 0; j < gAudioContext.audioBufferParameters.updatesPerFrame; j++) { mem = func_800DE258(&gAudioContext.notesAndBuffersPool, 0x340); reverb->items[0][j].toDownsampleLeft = mem; reverb->items[0][j].toDownsampleRight = mem + 0x1A0 / sizeof(s16); mem = func_800DE258(&gAudioContext.notesAndBuffersPool, 0x340); reverb->items[1][j].toDownsampleLeft = mem; reverb->items[1][j].toDownsampleRight = mem + 0x1A0 / sizeof(s16); } } if (settings->unk_14 != 0) { reverb->unk_278 = Audio_AllocDmaMemoryZeroed(&gAudioContext.notesAndBuffersPool, 0x40); reverb->unk_270 = Audio_AllocDmaMemory(&gAudioContext.notesAndBuffersPool, 8 * sizeof(s16)); func_800DF5DC(reverb->unk_270, settings->unk_14); } else { reverb->unk_270 = NULL; } if (settings->unk_16 != 0) { reverb->unk_27C = Audio_AllocDmaMemoryZeroed(&gAudioContext.notesAndBuffersPool, 0x40); reverb->unk_274 = Audio_AllocDmaMemory(&gAudioContext.notesAndBuffersPool, 8 * sizeof(s16)); func_800DF5DC(reverb->unk_274, settings->unk_16); } else { reverb->unk_274 = NULL; } } Audio_InitSequencePlayers(); for (j = 0; j < gAudioContext.audioBufferParameters.numSequencePlayers; j++) { func_800EC734(j); Audio_ResetSequencePlayer(&gAudioContext.seqPlayers[j]); } func_800E0634(preset->unk_30, preset->unk_34); func_800E1618(gAudioContext.maxSimultaneousNotes); gAudioContext.unk_176C = 0; Audio_SyncLoadsInit(); func_800E4FB0(); Audio_AsyncLoadReqInit(); gAudioContext.unk_4 = 0x1000; func_800E4D94(); intMask = osSetIntMask(1); osWritebackDCacheAll(); osSetIntMask(intMask); } void* func_800E04E8(s32 poolIdx, s32 id) { s32 i; for (i = 0; i < gAudioContext.unk_2D50.unused; i++) { if (gAudioContext.unk_2D60[i].poolIndex == poolIdx && gAudioContext.unk_2D60[i].id == id) { return gAudioContext.unk_2D60[i].ptr; } } return NULL; } void* func_800E0540(s32 poolIdx, s32 id, u32 size) { void* ret; s32 sp18; sp18 = gAudioContext.unk_2D50.unused; ret = Audio_Alloc(&gAudioContext.unk_2D50, size); gAudioContext.unk_2D60[sp18].ptr = ret; if (ret == NULL) { return NULL; } gAudioContext.unk_2D60[sp18].poolIndex = poolIdx; gAudioContext.unk_2D60[sp18].id = id; gAudioContext.unk_2D60[sp18].size = size; // @bug UB: missing return. "ret" is in v0 at this point, but doing an // explicit return uses an additional register. // return ret; } void* func_800E05C4(u32 size, s32 arg1, void* arg2, s8 arg3, s32 arg4) { UnkHeapEntry* entry; if (arg4 == 0) { entry = func_800E06CC(size); } else { entry = func_800E0BF8(size); } if (entry != NULL) { entry->unk_02 = arg1; entry->unk_0C = arg2; entry->unk_01 = arg3; return entry->unk_08; } return NULL; } void func_800E0634(u32 arg0, u32 arg1) { void* mem; mem = func_800DE2B0(&gAudioContext.notesAndBuffersPool, arg0); if (mem == NULL) { gAudioContext.unk_2EE0.pool.size = 0; } else { Audio_SoundAllocPoolInit(&gAudioContext.unk_2EE0.pool, mem, arg0); } mem = func_800DE2B0(&gAudioContext.notesAndBuffersPool, arg1); if (mem == NULL) { gAudioContext.unk_3174.pool.size = 0; } else { Audio_SoundAllocPoolInit(&gAudioContext.unk_3174.pool, mem, arg1); } gAudioContext.unk_2EE0.size = 0; gAudioContext.unk_3174.size = 0; } UnkHeapEntry* func_800E06CC(u32 size) { u8* allocAfter; u8* allocBefore; void* mem; s32 index; s32 i; UnkHeapEntry* ret; AudioStruct0D68* thing; UnkPool* unkPool; u8* start; u8* end; unkPool = &gAudioContext.unk_3174; allocBefore = unkPool->pool.cur; mem = Audio_Alloc(&unkPool->pool, size); if (mem == NULL) { u8* old = unkPool->pool.cur; unkPool->pool.cur = unkPool->pool.start; mem = Audio_Alloc(&unkPool->pool, size); if (mem == NULL) { unkPool->pool.cur = old; return NULL; } allocBefore = unkPool->pool.start; } allocAfter = unkPool->pool.cur; index = -1; for (i = 0; i < gAudioContext.unk_176C; i++) { thing = &gAudioContext.unk_0D54[i + 1]; if (thing->unk_10 == 0) { start = thing->unk_08; end = thing->unk_08 + thing->sample->size - 1; if (end < allocBefore && start < allocBefore) { continue; } if (end >= allocAfter && start >= allocAfter) { continue; } // Overlap thing->unk_10 = 1; } } for (i = 0; i < unkPool->size; i++) { if (unkPool->entries[i].unk_00 == 0) { continue; } start = unkPool->entries[i].unk_08; end = start + unkPool->entries[i].size - 1; if (end < allocBefore && start < allocBefore) { continue; } if (end >= allocAfter && start >= allocAfter) { continue; } // Overlap. Discard existing entry? func_800E0AD8(&unkPool->entries[i]); if (index == -1) { index = i; } } if (index == -1) { index = unkPool->size++; } ret = &unkPool->entries[index]; ret->unk_00 = 1; ret->unk_08 = mem; ret->size = size; return ret; } void func_800E0964(UnkHeapEntry* entry, s32 bankId) { Drum* drum; Instrument* inst; AudioBankSound* sfx; s32 instId; s32 drumId; s32 sfxId; for (instId = 0; instId < gAudioContext.ctlEntries[bankId].numInstruments; instId++) { inst = Audio_GetInstrumentInner(bankId, instId); if (inst != NULL) { if (inst->normalRangeLo != 0) { func_800E0BB4(entry, inst->lowNotesSound.sample); } if (inst->normalRangeHi != 0x7F) { func_800E0BB4(entry, inst->highNotesSound.sample); } func_800E0BB4(entry, inst->normalNotesSound.sample); } } for (drumId = 0; drumId < gAudioContext.ctlEntries[bankId].numDrums; drumId++) { drum = Audio_GetDrum(bankId, drumId); if (drum != NULL) { func_800E0BB4(entry, drum->sound.sample); } } for (sfxId = 0; sfxId < gAudioContext.ctlEntries[bankId].numSfx; sfxId++) { sfx = Audio_GetSfx(bankId, sfxId); if (sfx != NULL) { func_800E0BB4(entry, sfx->sample); } } } void func_800E0AD8(UnkHeapEntry* entry) { s32 numBanks; s32 unk2; s32 unk3; s32 bankId; numBanks = gAudioContext.audioBankTable->header.entryCnt; for (bankId = 0; bankId < numBanks; bankId++) { unk2 = gAudioContext.ctlEntries[bankId].unk_02; unk3 = gAudioContext.ctlEntries[bankId].unk_03; if (((unk2 != 0xFF) && (entry->unk_02 == unk2)) || ((unk3 != 0xFF) && (entry->unk_02 == unk3)) || entry->unk_02 == 0) { if (func_800DF074(1, 2, bankId) != NULL) { if (Audio_IsBankLoadComplete(bankId) != 0) { func_800E0964(entry, bankId); } } } } } void func_800E0BB4(UnkHeapEntry* entry, AudioBankSample* sample) { if (sample != NULL) { if (sample->sampleAddr == entry->unk_08) { sample->sampleAddr = entry->unk_0C; sample->bits2 = entry->unk_01; } } } UnkHeapEntry* func_800E0BF8(u32 size) { UnkPool* pool; UnkHeapEntry* entry; void* mem; pool = &gAudioContext.unk_2EE0; mem = Audio_Alloc(&pool->pool, size); if (mem == NULL) { return NULL; } entry = &pool->entries[pool->size]; entry->unk_00 = 1; entry->unk_08 = mem; entry->size = size; pool->size++; return entry; } void func_800E0C80(UnkHeapEntry* entry, s32 arg1, s32 arg2, s32 bankId) { if ((entry->unk_02 == arg1) || (entry->unk_02 == arg2) || (entry->unk_02 == 0)) { func_800E0964(entry, bankId); } } void func_800E0CBC(void) { s32 numBanks; s32 unk2; s32 unk3; s32 bankId; s32 j; numBanks = gAudioContext.audioBankTable->header.entryCnt; for (bankId = 0; bankId < numBanks; bankId++) { unk2 = gAudioContext.ctlEntries[bankId].unk_02; unk3 = gAudioContext.ctlEntries[bankId].unk_03; if ((unk2 == 0xFF) && (unk3 == 0xFF)) { continue; } if (func_800DF074(1, 3, bankId) == NULL || !Audio_IsBankLoadComplete(bankId)) { continue; } for (j = 0; j < gAudioContext.unk_2EE0.size; j++) { func_800E0C80(&gAudioContext.unk_2EE0.entries[j], unk2, unk3, bankId); } for (j = 0; j < gAudioContext.unk_3174.size; j++) { func_800E0C80(&gAudioContext.unk_3174.entries[j], unk2, unk3, bankId); } } } typedef struct { u8* unk_0; u8* unk_4; u32 unk_8; u8 unk_C; } Struct_800E0E0C; void func_800E0E0C(Struct_800E0E0C* arg0, AudioBankSample* sample) { if (sample != NULL) { u8* start = arg0->unk_0; u8* end = arg0->unk_0 + arg0->unk_8; u8* sampleAddr = sample->sampleAddr; if (start <= sampleAddr && sampleAddr < end) { sample->sampleAddr = sampleAddr - start + arg0->unk_4; sample->bits2 = arg0->unk_C & 0xFF; } } } void func_800E0E6C(s32 id) { func_800E0EB4(0, id); } void func_800E0E90(s32 id) { func_800E0EB4(1, id); } void func_800E0EB4(s32 arg0, s32 id) { AudioTable* audioTable; AudioTableEntry* thing; s32 numBanks; s32 instId; s32 drumId; s32 sfxId; Struct_800E0E0C sp78; s32 unk2; s32 unk3; s32 bankId; Drum* drum; Instrument* inst; AudioBankSound* sfx; u8** fakematch; s32 pad[4]; audioTable = gAudioContext.audioTable; numBanks = gAudioContext.audioBankTable->header.entryCnt; sp78.unk_0 = func_800DF074(2, 2, id); if (sp78.unk_0 == NULL) { return; } thing = &audioTable->entries[id]; sp78.unk_8 = thing->size; sp78.unk_C = thing->unk_08; if ((sp78.unk_C == 2) || (sp78.unk_C == 3)) { sp78.unk_4 = thing->romAddr; } else { sp78.unk_4 = NULL; } fakematch = &sp78.unk_0; if ((arg0 != 0) && (arg0 == 1)) { u8* temp = sp78.unk_4; sp78.unk_4 = *fakematch; sp78.unk_0 = temp; sp78.unk_C = 0; } for (bankId = 0; bankId < numBanks; bankId++) { unk2 = gAudioContext.ctlEntries[bankId].unk_02; unk3 = gAudioContext.ctlEntries[bankId].unk_03; if ((unk2 != 0xFF) || (unk3 != 0xFF)) { if (!Audio_IsBankLoadComplete(bankId) || func_800DF074(1, 2, bankId) == NULL) { continue; } if (unk2 == id) { } else if (unk3 == id) { } else { continue; } for (instId = 0; instId < gAudioContext.ctlEntries[bankId].numInstruments; instId++) { inst = Audio_GetInstrumentInner(bankId, instId); if (inst != NULL) { if (inst->normalRangeLo != 0) { func_800E0E0C(&sp78, inst->lowNotesSound.sample); } if (inst->normalRangeHi != 0x7F) { func_800E0E0C(&sp78, inst->highNotesSound.sample); } func_800E0E0C(&sp78, inst->normalNotesSound.sample); } } for (drumId = 0; drumId < gAudioContext.ctlEntries[bankId].numDrums; drumId++) { drum = Audio_GetDrum(bankId, drumId); if (drum != NULL) { func_800E0E0C(&sp78, drum->sound.sample); } } for (sfxId = 0; sfxId < gAudioContext.ctlEntries[bankId].numSfx; sfxId++) { sfx = Audio_GetSfx(bankId, sfxId); if (sfx != NULL) { func_800E0E0C(&sp78, sfx->sample); } } } } } void func_800E1148(void) { SoundMultiPool* pool; PersistentPool* persistent; TemporaryPool* temporary; u32 i; pool = &gAudioContext.unusedLoadedPool; temporary = &pool->temporary; if (temporary->entries[0].id != -1) { func_800E0E6C(temporary->entries[0].id); } if (temporary->entries[1].id != -1) { func_800E0E6C(temporary->entries[1].id); } persistent = &pool->persistent; for (i = 0; i < persistent->numEntries; i++) { func_800E0E6C(persistent->entries[i].id); } }