492 lines
17 KiB
C
492 lines
17 KiB
C
#ifndef ULTRA64_ABI_H
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#define ULTRA64_ABI_H
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/* Audio commands: */
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#define A_SPNOOP 0
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#define A_ADPCM 1
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#define A_CLEARBUFF 2
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#define A_UNK3 3
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#define A_ADDMIXER 4
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#define A_RESAMPLE 5
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#define A_RESAMPLE_ZOH 6
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#define A_FILTER 7
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#define A_SETBUFF 8
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#define A_DUPLICATE 9
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#define A_DMEMMOVE 10
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#define A_LOADADPCM 11
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#define A_MIXER 12
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#define A_INTERLEAVE 13
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#define A_HILOGAIN 14
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#define A_SETLOOP 15
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#define A_INTERL 17
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#define A_ENVSETUP1 18
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#define A_ENVMIXER 19
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#define A_LOADBUFF 20
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#define A_SAVEBUFF 21
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#define A_ENVSETUP2 22
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#define A_S8DEC 23
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#define A_UNK19 25
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#define ACMD_SIZE 32
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/*
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* Audio flags
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*/
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#define A_INIT 0x01
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#define A_CONTINUE 0x00
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#define A_LOOP 0x02
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#define A_OUT 0x02
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#define A_LEFT 0x02
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#define A_RIGHT 0x00
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#define A_VOL 0x04
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#define A_RATE 0x00
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#define A_AUX 0x08
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#define A_NOAUX 0x00
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#define A_MAIN 0x00
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#define A_MIX 0x10
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/*
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* Data Structures.
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*/
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typedef struct {
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u32 cmd : 8;
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u32 flags : 8;
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u32 gain : 16;
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u32 addr;
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} Aadpcm;
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typedef struct {
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u32 cmd : 8;
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u32 flags : 8;
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u32 gain : 16;
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u32 addr;
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} Apolef;
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typedef struct {
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u32 cmd : 8;
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u32 flags : 8;
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u32 pad1 : 16;
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u32 addr;
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} Aenvelope;
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typedef struct {
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u32 cmd : 8;
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u32 pad1 : 8;
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u32 dmem : 16;
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u32 pad2 : 16;
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u32 count : 16;
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} Aclearbuff;
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typedef struct {
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u32 cmd : 8;
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u32 pad1 : 8;
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u32 pad2 : 16;
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u32 inL : 16;
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u32 inR : 16;
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} Ainterleave;
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typedef struct {
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u32 cmd : 8;
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u32 pad1 : 24;
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u32 addr;
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} Aloadbuff;
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typedef struct {
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u32 cmd : 8;
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u32 flags : 8;
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u32 pad1 : 16;
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u32 addr;
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} Aenvmixer;
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typedef struct {
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u32 cmd : 8;
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u32 flags : 8;
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u32 gain : 16;
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u32 dmemi : 16;
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u32 dmemo : 16;
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} Amixer;
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typedef struct {
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u32 cmd : 8;
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u32 flags : 8;
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u32 dmem2 : 16;
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u32 addr;
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} Apan;
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typedef struct {
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u32 cmd : 8;
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u32 flags : 8;
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u32 pitch : 16;
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u32 addr;
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} Aresample;
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typedef struct {
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u32 cmd : 8;
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u32 flags : 8;
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u32 pad1 : 16;
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u32 addr;
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} Areverb;
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typedef struct {
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u32 cmd : 8;
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u32 pad1 : 24;
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u32 addr;
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} Asavebuff;
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typedef struct {
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u32 cmd : 8;
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u32 pad1 : 24;
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u32 pad2 : 2;
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u32 number : 4;
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u32 base : 24;
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} Asegment;
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typedef struct {
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u32 cmd : 8;
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u32 flags : 8;
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u32 dmemin : 16;
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u32 dmemout : 16;
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u32 count : 16;
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} Asetbuff;
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typedef struct {
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u32 cmd : 8;
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u32 flags : 8;
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u32 vol : 16;
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u32 voltgt : 16;
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u32 volrate : 16;
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} Asetvol;
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typedef struct {
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u32 cmd : 8;
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u32 pad1 : 8;
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u32 dmemin : 16;
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u32 dmemout : 16;
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u32 count : 16;
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} Admemmove;
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typedef struct {
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u32 cmd : 8;
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u32 pad1 : 8;
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u32 count : 16;
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u32 addr;
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} Aloadadpcm;
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typedef struct {
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u32 cmd : 8;
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u32 pad1 : 8;
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u32 pad2 : 16;
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u32 addr;
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} Asetloop;
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/*
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* Generic Acmd Packet
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*/
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typedef struct {
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u32 w0;
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u32 w1;
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} Awords;
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typedef union {
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Awords words;
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Aadpcm adpcm;
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Apolef polef;
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Aclearbuff clearbuff;
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Aenvelope envelope;
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Ainterleave interleave;
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Aloadbuff loadbuff;
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Aenvmixer envmixer;
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Aresample resample;
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Areverb reverb;
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Asavebuff savebuff;
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Asegment segment;
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Asetbuff setbuff;
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Asetvol setvol;
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Admemmove dmemmove;
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Aloadadpcm loadadpcm;
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Amixer mixer;
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Asetloop setloop;
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long long int force_union_align; /* dummy, force alignment */
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} Acmd;
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/*
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* ADPCM State
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*/
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#define ADPCMVSIZE 8
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#define ADPCMFSIZE 16
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typedef short ADPCM_STATE[ADPCMFSIZE];
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/*
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* Pole filter state
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*/
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typedef short POLEF_STATE[4];
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/*
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* Resampler state
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*/
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typedef short RESAMPLE_STATE[16];
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/*
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* Resampler constants
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*/
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#define UNITY_PITCH 0x8000
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#define MAX_RATIO 1.99996 /* within .03 cents of +1 octave */
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/*
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* Enveloper/Mixer state
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*/
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typedef short ENVMIX_STATE[40];
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/*
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* Macros to assemble the audio command list
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*/
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#define aADPCMdec(pkt, f, s) \
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{ \
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Acmd *_a = (Acmd *)pkt; \
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\
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_a->words.w0 = _SHIFTL(A_ADPCM, 24, 8) | _SHIFTL(f, 16, 8); \
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_a->words.w1 = (u32)(s); \
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}
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#define aPoleFilter(pkt, f, g, s) \
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{ \
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Acmd *_a = (Acmd *)pkt; \
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\
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_a->words.w0 = (_SHIFTL(A_POLEF, 24, 8) | _SHIFTL(f, 16, 8) | \
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_SHIFTL(g, 0, 16)); \
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_a->words.w1 = (u32)(s); \
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}
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#define aHiLoGain(pkt, gain, count, dmem, a4) \
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{ \
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Acmd *_a = (Acmd *)pkt; \
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\
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_a->words.w0 = (_SHIFTL(A_HILOGAIN, 24, 8) | \
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_SHIFTL(gain, 16, 8) | _SHIFTL(count, 0, 16)); \
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_a->words.w1 = _SHIFTL(dmem, 16, 16) | _SHIFTL(a4, 0, 16); \
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}
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#define aUnkCmd3(pkt, a1, a2, a3) \
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{ \
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Acmd *_a = (Acmd *)pkt; \
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\
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_a->words.w0 = _SHIFTL(A_UNK3, 24, 8) | _SHIFTL(a3, 0, 16); \
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_a->words.w1 = _SHIFTL(a1, 16, 16) | _SHIFTL(a2, 0, 16); \
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}
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#define aUnkCmd19(pkt, a1, a2, a3, a4) \
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{ \
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Acmd *_a = (Acmd *)pkt; \
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\
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_a->words.w0 = (_SHIFTL(A_UNK19, 24, 8) | _SHIFTL(a1, 16, 8) | \
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_SHIFTL(a2, 0, 16)); \
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_a->words.w1 = _SHIFTL(a3, 16, 16) | _SHIFTL(a4, 0, 16); \
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}
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#define aS8Dec(pkt, a1, a2) \
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{ \
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Acmd *_a = (Acmd *)pkt; \
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\
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_a->words.w0 = _SHIFTL(A_S8DEC, 24, 8) | _SHIFTL(a1, 16, 8); \
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_a->words.w1 = (u32)(a2); \
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}
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#define aClearBuffer(pkt, d, c) \
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{ \
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Acmd *_a = (Acmd *)pkt; \
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\
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_a->words.w0 = _SHIFTL(A_CLEARBUFF, 24, 8) | _SHIFTL(d, 0, 24); \
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_a->words.w1 = (u32)(c); \
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}
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#define aEnvMixer(pkt, dmemi, count, swapLR, x0, x1, x2, x3, m, bits) \
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{ \
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Acmd *_a = (Acmd *)pkt; \
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\
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_a->words.w0 = (bits | _SHIFTL(dmemi >> 4, 16, 8) | \
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_SHIFTL(count, 8, 8) | _SHIFTL(swapLR, 4, 1) | \
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_SHIFTL(x0, 3, 1) | _SHIFTL(x1, 2, 1) | \
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_SHIFTL(x2, 1, 1) | _SHIFTL(x3, 0, 1)); \
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_a->words.w1 = (u32)(m); \
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}
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#define aInterleave(pkt, o, l, r, c) \
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{ \
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Acmd *_a = (Acmd *)pkt; \
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\
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_a->words.w0 = (_SHIFTL(A_INTERLEAVE, 24, 8) | \
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_SHIFTL(c >> 4, 16, 8) | _SHIFTL(o, 0, 16)); \
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_a->words.w1 = _SHIFTL(l, 16, 16) | _SHIFTL(r, 0, 16); \
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}
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#define aInterl(pkt, dmemi, dmemo, count) \
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{ \
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Acmd *_a = (Acmd*)pkt; \
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\
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_a->words.w0 = (_SHIFTL(A_INTERL, 24, 8) | _SHIFTL(count, 0, 16)); \
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_a->words.w1 = _SHIFTL(dmemi, 16, 16) | _SHIFTL(dmemo, 0, 16); \
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}
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#define aLoadBuffer(pkt, s, d, c) \
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{ \
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Acmd *_a = (Acmd *)pkt; \
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\
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_a->words.w0 = (_SHIFTL(A_LOADBUFF, 24, 8) | \
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_SHIFTL((c) >> 4, 16, 8) | _SHIFTL(d, 0, 16)); \
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_a->words.w1 = (u32)(s); \
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}
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#define aMix(pkt, f, g, i, o) \
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{ \
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Acmd *_a = (Acmd *)pkt; \
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\
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_a->words.w0 = (_SHIFTL(A_MIXER, 24, 8) | _SHIFTL(f, 16, 8) | \
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_SHIFTL(g, 0, 16)); \
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_a->words.w1 = _SHIFTL(i, 16, 16) | _SHIFTL(o, 0, 16); \
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}
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#define aPan(pkt, f, d, s) \
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{ \
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Acmd *_a = (Acmd *)pkt; \
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\
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_a->words.w0 = (_SHIFTL(A_PAN, 24, 8) | _SHIFTL(f, 16, 8) | \
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_SHIFTL(d, 0, 16)); \
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_a->words.w1 = (u32)(s); \
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}
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#define aResample(pkt, f, p, s) \
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{ \
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Acmd *_a = (Acmd *)pkt; \
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\
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_a->words.w0 = (_SHIFTL(A_RESAMPLE, 24, 8) | \
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_SHIFTL(f, 16, 8) | _SHIFTL(p, 0, 16)); \
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_a->words.w1 = (u32)(s); \
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}
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#define aSaveBuffer(pkt, s, d, c) \
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{ \
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Acmd *_a = (Acmd *)pkt; \
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\
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_a->words.w0 = (_SHIFTL(A_SAVEBUFF, 24, 8) | \
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_SHIFTL((c) >> 4, 16, 8) | _SHIFTL(s, 0, 16)); \
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_a->words.w1 = (u32)(d); \
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}
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#define aSegment(pkt, s, b) \
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{ \
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Acmd *_a = (Acmd *)pkt; \
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\
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_a->words.w0 = _SHIFTL(A_SEGMENT, 24, 8); \
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_a->words.w1 = _SHIFTL(s, 24, 8) | _SHIFTL(b, 0, 24); \
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}
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#define aSetBuffer(pkt, f, i, o, c) \
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{ \
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Acmd *_a = (Acmd *)pkt; \
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\
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_a->words.w0 = (_SHIFTL(A_SETBUFF, 24, 8) | _SHIFTL(f, 16, 8) | \
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_SHIFTL(i, 0, 16)); \
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_a->words.w1 = _SHIFTL(o, 16, 16) | _SHIFTL(c, 0, 16); \
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}
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#define aSetVolume(pkt, f, v, t, r) \
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{ \
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Acmd *_a = (Acmd *)pkt; \
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\
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_a->words.w0 = (_SHIFTL(A_SETVOL, 24, 8) | _SHIFTL(f, 16, 16) | \
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_SHIFTL(v, 0, 16)); \
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_a->words.w1 = _SHIFTL(r, 0, 16) | _SHIFTL(t, 16, 16); \
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}
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#define aSetVolume32(pkt, f, v, tr) \
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{ \
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Acmd *_a = (Acmd *)pkt; \
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\
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_a->words.w0 = (_SHIFTL(A_SETVOL, 24, 8) | _SHIFTL(f, 16, 16) | \
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_SHIFTL(v, 0, 16)); \
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_a->words.w1 = (u32)(tr); \
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}
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#define aSetLoop(pkt, a) \
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{ \
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Acmd *_a = (Acmd *)pkt; \
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\
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_a->words.w0 = _SHIFTL(A_SETLOOP, 24, 8); \
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_a->words.w1 = (u32)(a); \
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}
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#define aDMEMMove(pkt, i, o, c) \
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{ \
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Acmd *_a = (Acmd *)pkt; \
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\
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_a->words.w0 = _SHIFTL(A_DMEMMOVE, 24, 8) | _SHIFTL(i, 0, 24); \
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_a->words.w1 = _SHIFTL(o, 16, 16) | _SHIFTL(c, 0, 16); \
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}
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#define aLoadADPCM(pkt, c, d) \
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{ \
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Acmd *_a = (Acmd *)pkt; \
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\
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_a->words.w0 = _SHIFTL(A_LOADADPCM, 24, 8) | _SHIFTL(c, 0, 24); \
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_a->words.w1 = (u32)d; \
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}
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#define aEnvSetup1(pkt, a, b, c, d) \
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{ \
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Acmd *_a = (Acmd *)pkt; \
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\
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_a->words.w0 = (_SHIFTL(A_ENVSETUP1, 24, 8) | \
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_SHIFTL(a, 16, 8) | _SHIFTL(b, 0, 16)); \
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_a->words.w1 = _SHIFTL(c, 16, 16) | _SHIFTL(d, 0, 16); \
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}
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#define aEnvSetup2(pkt, volLeft, volRight) \
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{ \
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Acmd *_a = (Acmd *)pkt; \
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\
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_a->words.w0 = _SHIFTL(A_ENVSETUP2, 24, 8); \
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_a->words.w1 = (_SHIFTL(volLeft, 16, 16) | \
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_SHIFTL(volRight, 0, 16)); \
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}
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#define aFilter(pkt, f, countOrBuf, addr) \
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{ \
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Acmd *_a = (Acmd *)pkt; \
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\
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_a->words.w0 = (_SHIFTL(A_FILTER, 24, 8) | _SHIFTL(f, 16, 8) | \
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_SHIFTL(countOrBuf, 0, 16)); \
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_a->words.w1 = (u32)(addr); \
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}
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#define aDuplicate(pkt, count, dmemi, dmemo, a4) \
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{ \
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Acmd *_a = (Acmd *)pkt; \
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\
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_a->words.w0 = (_SHIFTL(A_DUPLICATE, 24, 8) | \
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_SHIFTL(count, 16, 8) | _SHIFTL(dmemi, 0, 16)); \
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_a->words.w1 = _SHIFTL(dmemo, 16, 16) | _SHIFTL(a4, 0, 16); \
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}
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#define aAddMixer(pkt, count, dmemi, dmemo, a4) \
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{ \
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Acmd *_a = (Acmd *)pkt; \
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\
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_a->words.w0 = (_SHIFTL(A_ADDMIXER, 24, 8) | \
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_SHIFTL(count >> 4, 16, 8) | _SHIFTL(a4, 0, 16)); \
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_a->words.w1 = _SHIFTL(dmemi, 16, 16) | _SHIFTL(dmemo, 0, 16); \
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}
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#define aResampleZoh(pkt, pitch, pitchAccu) \
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{ \
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Acmd *_a = (Acmd *)pkt; \
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\
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_a->words.w0 = (_SHIFTL(A_RESAMPLE_ZOH, 24, 8) | \
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_SHIFTL(pitch, 0, 16)); \
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_a->words.w1 = _SHIFTL(pitchAccu, 0, 16); \
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}
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#endif /* ULTRA64_ABI_H */
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