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complete seqplayer.c
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fig02
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1 changed files with 107 additions and 0 deletions
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@ -1,5 +1,6 @@
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/**
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* @file audio_seqplayer.c
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* original name: track.c
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*
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* Manages audio sequence players, interprets and executes sequence instructions used to write .seq files
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*
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@ -163,6 +164,8 @@ u8 sSeqInstructionArgsTable[] = {
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* Read and return the argument from the sequence script for a control flow instruction.
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* Control flow instructions (>= ASEQ_OP_CONTROL_FLOW_FIRST) can only have 0 or 1 args.
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* @return the argument value for a control flow instruction, or 0 if there is no argument
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*
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* original name: Convert_Com
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*/
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u16 AudioSeq_GetScriptControlFlowArgument(SeqScriptState* state, u8 cmd) {
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u8 highBits = sSeqInstructionArgsTable[cmd - 0xB0];
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@ -184,6 +187,8 @@ u16 AudioSeq_GetScriptControlFlowArgument(SeqScriptState* state, u8 cmd) {
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/**
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* Read and execute the control flow sequence instructions
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* @return number of frames until next instruction. -1 signals termination
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*
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* original name: Common_Com
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*/
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s32 AudioSeq_HandleScriptFlowControl(SequencePlayer* seqPlayer, SeqScriptState* state, s32 cmd, s32 cmdArg) {
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switch (cmd) {
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@ -255,6 +260,9 @@ s32 AudioSeq_HandleScriptFlowControl(SequencePlayer* seqPlayer, SeqScriptState*
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return 0;
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}
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/**
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* original name: Nas_InitSubTrack
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*/
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void AudioSeq_InitSequenceChannel(SequenceChannel* channel) {
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s32 i;
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@ -310,6 +318,9 @@ void AudioSeq_InitSequenceChannel(SequenceChannel* channel) {
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Audio_InitNoteLists(&channel->notePool);
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}
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/**
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* original name: Nas_EntryNoteTrack
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*/
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s32 AudioSeq_SeqChannelSetLayer(SequenceChannel* channel, s32 layerIndex) {
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SequenceLayer* layer;
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s32 pad;
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@ -357,6 +368,9 @@ s32 AudioSeq_SeqChannelSetLayer(SequenceChannel* channel, s32 layerIndex) {
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return 0;
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}
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/**
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* original name: Nas_ReleaseNoteTrack
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*/
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void AudioSeq_SeqLayerDisable(SequenceLayer* layer) {
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if (layer != NULL) {
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if (layer->channel != &gAudioCtx.sequenceChannelNone && layer->channel->seqPlayer->finished == 1) {
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@ -369,6 +383,9 @@ void AudioSeq_SeqLayerDisable(SequenceLayer* layer) {
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}
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}
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/**
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* original name: Nas_CloseNoteTrack
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*/
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void AudioSeq_SeqLayerFree(SequenceChannel* channel, s32 layerIndex) {
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SequenceLayer* layer = channel->layers[layerIndex];
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@ -379,6 +396,9 @@ void AudioSeq_SeqLayerFree(SequenceChannel* channel, s32 layerIndex) {
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}
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}
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/**
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* original name: Nas_ReleaseSubTrack
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*/
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void AudioSeq_SequenceChannelDisable(SequenceChannel* channel) {
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s32 i;
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@ -391,6 +411,9 @@ void AudioSeq_SequenceChannelDisable(SequenceChannel* channel) {
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channel->finished = true;
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}
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/**
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* original name: Nas_AllocSub
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*/
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void AudioSeq_SequencePlayerSetupChannels(SequencePlayer* seqPlayer, u16 channelBits) {
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SequenceChannel* channel;
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s32 i;
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@ -406,6 +429,9 @@ void AudioSeq_SequencePlayerSetupChannels(SequencePlayer* seqPlayer, u16 channel
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}
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}
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/**
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* original name: Nas_DeAllocSub
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*/
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void AudioSeq_SequencePlayerDisableChannels(SequencePlayer* seqPlayer, u16 channelBitsUnused) {
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SequenceChannel* channel;
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s32 i;
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@ -418,6 +444,9 @@ void AudioSeq_SequencePlayerDisableChannels(SequencePlayer* seqPlayer, u16 chann
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}
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}
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/**
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* original name: Nas_OpenSub
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*/
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void AudioSeq_SequenceChannelEnable(SequencePlayer* seqPlayer, u8 channelIndex, void* script) {
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SequenceChannel* channel = seqPlayer->channels[channelIndex];
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s32 i;
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@ -435,11 +464,17 @@ void AudioSeq_SequenceChannelEnable(SequencePlayer* seqPlayer, u8 channelIndex,
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}
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}
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/**
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* original name: Nas_ReleaseGroup_Force
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*/
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void AudioSeq_SequencePlayerDisableAsFinished(SequencePlayer* seqPlayer) {
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seqPlayer->finished = true;
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AudioSeq_SequencePlayerDisable(seqPlayer);
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}
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/**
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* original name: Nas_ReleaseGroup
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*/
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void AudioSeq_SequencePlayerDisable(SequencePlayer* seqPlayer) {
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s32 finished = 0;
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@ -478,6 +513,9 @@ void AudioSeq_SequencePlayerDisable(SequencePlayer* seqPlayer) {
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}
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}
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/**
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* original name: Nas_AddList
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*/
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void AudioSeq_AudioListPushBack(AudioListItem* list, AudioListItem* item) {
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if (item->prev == NULL) {
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list->prev->next = item;
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@ -489,6 +527,9 @@ void AudioSeq_AudioListPushBack(AudioListItem* list, AudioListItem* item) {
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}
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}
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/**
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* original name: Nas_GetList
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*/
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void* AudioSeq_AudioListPopBack(AudioListItem* list) {
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AudioListItem* item = list->prev;
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@ -504,6 +545,9 @@ void* AudioSeq_AudioListPopBack(AudioListItem* list) {
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return item->u.value;
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}
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/**
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* original name: Nas_InitNoteList
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*/
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void AudioSeq_InitLayerFreelist(void) {
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s32 i;
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@ -519,10 +563,16 @@ void AudioSeq_InitLayerFreelist(void) {
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}
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}
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/**
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* original name: Nas_ReadByteData
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*/
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u8 AudioSeq_ScriptReadU8(SeqScriptState* state) {
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return *(state->pc++);
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}
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/**
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* original name: Nas_ReadWordData
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*/
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s16 AudioSeq_ScriptReadS16(SeqScriptState* state) {
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s16 ret = *(state->pc++) << 8;
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@ -530,6 +580,9 @@ s16 AudioSeq_ScriptReadS16(SeqScriptState* state) {
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return ret;
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}
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/**
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* original name: Nas_ReadLengthData
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*/
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u16 AudioSeq_ScriptReadCompressedU16(SeqScriptState* state) {
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u16 ret = *(state->pc++);
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@ -540,6 +593,9 @@ u16 AudioSeq_ScriptReadCompressedU16(SeqScriptState* state) {
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return ret;
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}
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/**
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* original name: Nas_NoteSeq
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*/
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void AudioSeq_SeqLayerProcessScript(SequenceLayer* layer) {
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s32 cmd;
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@ -581,6 +637,9 @@ void AudioSeq_SeqLayerProcessScript(SequenceLayer* layer) {
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}
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}
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/**
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* original name: __Stop_Note
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*/
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void AudioSeq_SeqLayerProcessScriptStep1(SequenceLayer* layer) {
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if (!layer->continuousNotes) {
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Audio_SeqLayerNoteDecay(layer);
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@ -595,6 +654,9 @@ void AudioSeq_SeqLayerProcessScriptStep1(SequenceLayer* layer) {
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layer->notePropertiesNeedInit = true;
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}
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/**
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* original name: __SetChannel
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*/
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s32 AudioSeq_SeqLayerProcessScriptStep5(SequenceLayer* layer, s32 sameTunedSample) {
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Note* note;
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@ -633,6 +695,9 @@ s32 AudioSeq_SeqLayerProcessScriptStep5(SequenceLayer* layer, s32 sameTunedSampl
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return 0;
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}
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/**
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* original name: __Command_Seq
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*/
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s32 AudioSeq_SeqLayerProcessScriptStep2(SequenceLayer* layer) {
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SequenceChannel* channel = layer->channel;
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SeqScriptState* state = &layer->scriptState;
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@ -789,6 +854,9 @@ s32 AudioSeq_SeqLayerProcessScriptStep2(SequenceLayer* layer) {
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}
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}
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/**
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* original name: __SetVoice
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*/
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s32 AudioSeq_SeqLayerProcessScriptStep4(SequenceLayer* layer, s32 cmd) {
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s32 sameTunedSample = true;
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s32 instOrWave;
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@ -997,6 +1065,9 @@ s32 AudioSeq_SeqLayerProcessScriptStep4(SequenceLayer* layer, s32 cmd) {
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return sameTunedSample;
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}
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/**
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* original name: __SetNote
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*/
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s32 AudioSeq_SeqLayerProcessScriptStep3(SequenceLayer* layer, s32 cmd) {
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SeqScriptState* state = &layer->scriptState;
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u16 delay;
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@ -1110,6 +1181,9 @@ s32 AudioSeq_SeqLayerProcessScriptStep3(SequenceLayer* layer, s32 cmd) {
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return cmd;
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}
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/**
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* original name: Nas_PriorityChanger
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*/
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void AudioSeq_SetChannelPriorities(SequenceChannel* channel, u8 priority) {
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if ((priority & 0xF) != 0) {
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channel->notePriority = priority & 0xF;
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@ -1121,6 +1195,9 @@ void AudioSeq_SetChannelPriorities(SequenceChannel* channel, u8 priority) {
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}
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}
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/**
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* original name: Nas_ProgramChanger
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*/
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u8 AudioSeq_GetInstrument(SequenceChannel* channel, u8 instId, Instrument** instOut, AdsrSettings* adsr) {
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Instrument* inst = Audio_GetInstrumentInner(channel->fontId, instId);
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@ -1140,6 +1217,9 @@ u8 AudioSeq_GetInstrument(SequenceChannel* channel, u8 instId, Instrument** inst
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return instId;
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}
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/**
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* original name: Nas_SubVoiceSet
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*/
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void AudioSeq_SetInstrument(SequenceChannel* channel, u8 instId) {
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if (instId >= 0x80) {
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// Synthetic Waves
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@ -1165,10 +1245,16 @@ void AudioSeq_SetInstrument(SequenceChannel* channel, u8 instId) {
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channel->hasInstrument = true;
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}
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/**
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* original name: Nas_SubVolumeSet
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*/
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void AudioSeq_SequenceChannelSetVolume(SequenceChannel* channel, u8 volume) {
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channel->volume = (s32)volume / 127.0f;
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}
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/**
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* original name: Nas_SubSeq
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*/
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void AudioSeq_SequenceChannelProcessScript(SequenceChannel* channel) {
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s32 i;
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u8* data;
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@ -1728,6 +1814,9 @@ exit_loop:
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}
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}
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/**
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* original name: Nas_GroupSeq
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*/
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void AudioSeq_SequencePlayerProcessSequence(SequencePlayer* seqPlayer) {
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u8 cmd;
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u8 cmdLowBits;
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@ -2055,6 +2144,9 @@ void AudioSeq_SequencePlayerProcessSequence(SequencePlayer* seqPlayer) {
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}
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}
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/**
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* original name: Nas_MySeqMain
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*/
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void AudioSeq_ProcessSequences(s32 arg0) {
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SequencePlayer* seqPlayer;
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u32 i;
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@ -2072,6 +2164,9 @@ void AudioSeq_ProcessSequences(s32 arg0) {
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Audio_ProcessNotes();
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}
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/**
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* original name: Nas_SeqSkip
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*/
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void AudioSeq_SkipForwardSequence(SequencePlayer* seqPlayer) {
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while (seqPlayer->skipTicks > 0) {
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AudioSeq_SequencePlayerProcessSequence(seqPlayer);
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@ -2080,6 +2175,9 @@ void AudioSeq_SkipForwardSequence(SequencePlayer* seqPlayer) {
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}
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}
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/**
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* original name: Nas_InitMySeq
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*/
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void AudioSeq_ResetSequencePlayer(SequencePlayer* seqPlayer) {
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s32 i;
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@ -2107,6 +2205,9 @@ void AudioSeq_ResetSequencePlayer(SequencePlayer* seqPlayer) {
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}
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}
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/**
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* original name: Nas_AssignSubTrack
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*/
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void AudioSeq_InitSequencePlayerChannels(s32 playerIdx) {
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SequenceChannel* channel;
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SequencePlayer* seqPlayer = &gAudioCtx.seqPlayers[playerIdx];
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@ -2129,6 +2230,9 @@ void AudioSeq_InitSequencePlayerChannels(s32 playerIdx) {
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}
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}
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/**
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* original name: __InitGroup
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*/
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void AudioSeq_InitSequencePlayer(SequencePlayer* seqPlayer) {
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s32 i;
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s32 j;
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@ -2154,6 +2258,9 @@ void AudioSeq_InitSequencePlayer(SequencePlayer* seqPlayer) {
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AudioSeq_ResetSequencePlayer(seqPlayer);
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}
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/**
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* original name: Nas_InitPlayer
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*/
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void AudioSeq_InitSequencePlayers(void) {
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s32 i;
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