summaryrefslogtreecommitdiff
path: root/src/usf/audio_ucode1.c
diff options
context:
space:
mode:
Diffstat (limited to 'src/usf/audio_ucode1.c')
-rw-r--r--src/usf/audio_ucode1.c755
1 files changed, 0 insertions, 755 deletions
diff --git a/src/usf/audio_ucode1.c b/src/usf/audio_ucode1.c
deleted file mode 100644
index 7f2f1e1..0000000
--- a/src/usf/audio_ucode1.c
+++ /dev/null
@@ -1,755 +0,0 @@
-#include "usf.h"
-#include "audio_hle.h"
-
-
-static void SPNOOP () {
- //MessageBox (NULL, "Unknown Audio Command in ABI 1", "Audio HLE Error", MB_OK);
-}
-
-#ifdef __cplusplus
-extern "C" {
-#endif
-
-u32 SEGMENTS[0x10]; // 0x0320
-// T8 = 0x360
-u16 AudioInBuffer; // 0x0000(T8)
-u16 AudioOutBuffer; // 0x0002(T8)
-u16 AudioCount; // 0x0004(T8)
-s16 Vol_Left; // 0x0006(T8)
-s16 Vol_Right; // 0x0008(T8)
-u16 AudioAuxA; // 0x000A(T8)
-u16 AudioAuxC; // 0x000C(T8)
-u16 AudioAuxE; // 0x000E(T8)
-u32 loopval; // 0x0010(T8) // Value set by A_SETLOOP : Possible conflict with SETVOLUME???
-s16 VolTrg_Left; // 0x0010(T8)
-s32 VolRamp_Left; // m_LeftVolTarget
-//u16 VolRate_Left; // m_LeftVolRate
-s16 VolTrg_Right; // m_RightVol
-s32 VolRamp_Right; // m_RightVolTarget
-//u16 VolRate_Right; // m_RightVolRate
-s16 Env_Dry; // 0x001C(T8)
-s16 Env_Wet; // 0x001E(T8)
-int firstHLE = 0, goldeneye = 0;
-
-u8 BufferSpace[0x10000];
-
-short hleMixerWorkArea[256];
-u16 adpcmtable[0x88];
-
-
-u16 ResampleLUT [0x200] = {
- 0x0C39, 0x66AD, 0x0D46, 0xFFDF, 0x0B39, 0x6696, 0x0E5F, 0xFFD8,
- 0x0A44, 0x6669, 0x0F83, 0xFFD0, 0x095A, 0x6626, 0x10B4, 0xFFC8,
- 0x087D, 0x65CD, 0x11F0, 0xFFBF, 0x07AB, 0x655E, 0x1338, 0xFFB6,
- 0x06E4, 0x64D9, 0x148C, 0xFFAC, 0x0628, 0x643F, 0x15EB, 0xFFA1,
- 0x0577, 0x638F, 0x1756, 0xFF96, 0x04D1, 0x62CB, 0x18CB, 0xFF8A,
- 0x0435, 0x61F3, 0x1A4C, 0xFF7E, 0x03A4, 0x6106, 0x1BD7, 0xFF71,
- 0x031C, 0x6007, 0x1D6C, 0xFF64, 0x029F, 0x5EF5, 0x1F0B, 0xFF56,
- 0x022A, 0x5DD0, 0x20B3, 0xFF48, 0x01BE, 0x5C9A, 0x2264, 0xFF3A,
- 0x015B, 0x5B53, 0x241E, 0xFF2C, 0x0101, 0x59FC, 0x25E0, 0xFF1E,
- 0x00AE, 0x5896, 0x27A9, 0xFF10, 0x0063, 0x5720, 0x297A, 0xFF02,
- 0x001F, 0x559D, 0x2B50, 0xFEF4, 0xFFE2, 0x540D, 0x2D2C, 0xFEE8,
- 0xFFAC, 0x5270, 0x2F0D, 0xFEDB, 0xFF7C, 0x50C7, 0x30F3, 0xFED0,
- 0xFF53, 0x4F14, 0x32DC, 0xFEC6, 0xFF2E, 0x4D57, 0x34C8, 0xFEBD,
- 0xFF0F, 0x4B91, 0x36B6, 0xFEB6, 0xFEF5, 0x49C2, 0x38A5, 0xFEB0,
- 0xFEDF, 0x47ED, 0x3A95, 0xFEAC, 0xFECE, 0x4611, 0x3C85, 0xFEAB,
- 0xFEC0, 0x4430, 0x3E74, 0xFEAC, 0xFEB6, 0x424A, 0x4060, 0xFEAF,
- 0xFEAF, 0x4060, 0x424A, 0xFEB6, 0xFEAC, 0x3E74, 0x4430, 0xFEC0,
- 0xFEAB, 0x3C85, 0x4611, 0xFECE, 0xFEAC, 0x3A95, 0x47ED, 0xFEDF,
- 0xFEB0, 0x38A5, 0x49C2, 0xFEF5, 0xFEB6, 0x36B6, 0x4B91, 0xFF0F,
- 0xFEBD, 0x34C8, 0x4D57, 0xFF2E, 0xFEC6, 0x32DC, 0x4F14, 0xFF53,
- 0xFED0, 0x30F3, 0x50C7, 0xFF7C, 0xFEDB, 0x2F0D, 0x5270, 0xFFAC,
- 0xFEE8, 0x2D2C, 0x540D, 0xFFE2, 0xFEF4, 0x2B50, 0x559D, 0x001F,
- 0xFF02, 0x297A, 0x5720, 0x0063, 0xFF10, 0x27A9, 0x5896, 0x00AE,
- 0xFF1E, 0x25E0, 0x59FC, 0x0101, 0xFF2C, 0x241E, 0x5B53, 0x015B,
- 0xFF3A, 0x2264, 0x5C9A, 0x01BE, 0xFF48, 0x20B3, 0x5DD0, 0x022A,
- 0xFF56, 0x1F0B, 0x5EF5, 0x029F, 0xFF64, 0x1D6C, 0x6007, 0x031C,
- 0xFF71, 0x1BD7, 0x6106, 0x03A4, 0xFF7E, 0x1A4C, 0x61F3, 0x0435,
- 0xFF8A, 0x18CB, 0x62CB, 0x04D1, 0xFF96, 0x1756, 0x638F, 0x0577,
- 0xFFA1, 0x15EB, 0x643F, 0x0628, 0xFFAC, 0x148C, 0x64D9, 0x06E4,
- 0xFFB6, 0x1338, 0x655E, 0x07AB, 0xFFBF, 0x11F0, 0x65CD, 0x087D,
- 0xFFC8, 0x10B4, 0x6626, 0x095A, 0xFFD0, 0x0F83, 0x6669, 0x0A44,
- 0xFFD8, 0x0E5F, 0x6696, 0x0B39, 0xFFDF, 0x0D46, 0x66AD, 0x0C39
-};
-#ifdef __cplusplus
-}
-#endif
-
-
-static void CLEARBUFF () {
- u32 addr = (u32)(inst1 & 0xffff);
- u32 count = (u32)(inst2 & 0xffff);
- addr &= 0xFFFC;
- memset(BufferSpace+addr, 0, (count+3)&0xFFFC);
-}
-
-
-static void ENVMIXER () {
-
- u8 flags = (u8)((inst1 >> 16) & 0xff);
- u32 addy = (inst2 & 0xFFFFFF);
- short *inp=(short *)(BufferSpace+AudioInBuffer);
- short *out=(short *)(BufferSpace+AudioOutBuffer);
- short *aux1=(short *)(BufferSpace+AudioAuxA);
- short *aux2=(short *)(BufferSpace+AudioAuxC);
- short *aux3=(short *)(BufferSpace+AudioAuxE);
- s32 MainR;
- s32 MainL;
- s32 AuxR;
- s32 AuxL;
- int i1,o1,a1,a2=0,a3=0;
- unsigned short AuxIncRate=1;
- short zero[8];
- s32 LVol, RVol;
- s32 LAcc, RAcc;
- s32 LTrg, RTrg;
- s16 Wet, Dry;
- u32 ptr = 0;
- s32 RRamp, LRamp;
- s32 LAdderStart, RAdderStart, LAdderEnd, RAdderEnd;
- s32 oMainR, oMainL, oAuxR, oAuxL;
- int x = 0, y = 0;
-
- memset(zero,0,16);
-
- if (flags & A_INIT) {
-
- if(goldeneye) {
- //Vol_Left = Vol_Right;
- // VolTrg_Left = VolTrg_Right;
- Vol_Left = (Vol_Right >> 8) << 8;
- VolTrg_Left = (VolTrg_Right >> 8) << 8;
- //Vol_Right = (Vol_Right & 0xff) << 8;
- //VolTrg_Right = (VolTrg_Right & 0xff) << 8;
- }
-
- LVol = ((Vol_Left * (s32)VolRamp_Left));
- RVol = ((Vol_Right * (s32)VolRamp_Right));
-
- Wet = (s16)Env_Wet;
- Dry = (s16)Env_Dry; // Save Wet/Dry values
- LTrg = (VolTrg_Left << 16);
- RTrg = (VolTrg_Right << 16); // Save Current Left/Right Targets
- LAdderStart = Vol_Left << 16;
- RAdderStart = Vol_Right << 16;
- LAdderEnd = LVol ;
- RAdderEnd = RVol ;
- RRamp = VolRamp_Right;
- LRamp = VolRamp_Left;
- } else {
- // Load LVol, RVol, LAcc, and RAcc (all 32bit)
- // Load Wet, Dry, LTrg, RTrg
- memcpy((u8*)hleMixerWorkArea, (u8*)RDRAM+addy, 80);
- Wet = *(s16 *)(hleMixerWorkArea + 0); // 0-1
- Dry = *(s16 *)(hleMixerWorkArea + 2); // 2-3
- LTrg = *(s32 *)(hleMixerWorkArea + 4); // 4-5
- RTrg = *(s32 *)(hleMixerWorkArea + 6); // 6-7
- LRamp= *(s32 *)(hleMixerWorkArea + 8); // 8-9 (hleMixerWorkArea is a 16bit pointer)
- RRamp= *(s32 *)(hleMixerWorkArea + 10); // 10-11
- LAdderEnd = *(s32 *)(hleMixerWorkArea + 12); // 12-13
- RAdderEnd = *(s32 *)(hleMixerWorkArea + 14); // 14-15
- LAdderStart = *(s32 *)(hleMixerWorkArea + 16); // 12-13
- RAdderStart = *(s32 *)(hleMixerWorkArea + 18); // 14-15
- }
-
- if(!(flags&A_AUX)) {
- AuxIncRate=0;
- aux2=aux3=zero;
- }
-
- oMainL = (Dry * (LTrg>>16) + 0x4000) >> 15;
- oAuxL = (Wet * (LTrg>>16) + 0x4000) >> 15;
- oMainR = (Dry * (RTrg>>16) + 0x4000) >> 15;
- oAuxR = (Wet * (RTrg>>16) + 0x4000) >> 15;
-
- for (y = 0; y < AudioCount; y += 0x10) {
-
- if (LAdderStart != LTrg) {
- LAcc = LAdderStart;
- LVol = (LAdderEnd - LAdderStart) >> 3;
- LAdderEnd = ((s64)LAdderEnd * (s64)LRamp) >> 16;
- LAdderStart = ((s64)LAcc * (s64)LRamp) >> 16;
- } else {
- LAcc = LTrg;
- LVol = 0;
- }
-
- if (RAdderStart != RTrg) {
- RAcc = RAdderStart;
- RVol = (RAdderEnd - RAdderStart) >> 3;
- RAdderEnd = ((s64)RAdderEnd * (s64)RRamp) >> 16;
- RAdderStart = ((s64)RAcc * (s64)RRamp) >> 16;
- } else {
- RAcc = RTrg;
- RVol = 0;
- }
-
- for (x = 0; x < 8; x++) {
- i1=(int)inp[ptr^1];
- o1=(int)out[ptr^1];
- a1=(int)aux1[ptr^1];
- if (AuxIncRate) {
- a2=(int)aux2[ptr^1];
- a3=(int)aux3[ptr^1];
- }
-
- LAcc += LVol;
- RAcc += RVol;
-
- if (LVol <= 0) { // Decrementing
- if (LAcc < LTrg) {
- LAcc = LTrg;
- LAdderStart = LTrg;
- MainL = oMainL;
- AuxL = oAuxL;
- } else {
- MainL = (Dry * ((s32)LAcc>>16) + 0x4000) >> 15;
- AuxL = (Wet * ((s32)LAcc>>16) + 0x4000) >> 15;
- }
- } else {
- if (LAcc > LTrg) {
- LAcc = LTrg;
- LAdderStart = LTrg;
- MainL = oMainL;
- AuxL = oAuxL;
- } else {
- MainL = (Dry * ((s32)LAcc>>16) + 0x4000) >> 15;
- AuxL = (Wet * ((s32)LAcc>>16) + 0x4000) >> 15;
- }
- }
-
- if (RVol <= 0) { // Decrementing
- if (RAcc < RTrg) {
- RAcc = RTrg;
- RAdderStart = RTrg;
- MainR = oMainR;
- AuxR = oAuxR;
- } else {
- MainR = (Dry * ((s32)RAcc>>16) + 0x4000) >> 15;
- AuxR = (Wet * ((s32)RAcc>>16) + 0x4000) >> 15;
- }
- } else {
- if (RAcc > RTrg) {
- RAcc = RTrg;
- RAdderStart = RTrg;
- MainR = oMainR;
- AuxR = oAuxR;
- } else {
- MainR = (Dry * ((s32)RAcc>>16) + 0x4000) >> 15;
- AuxR = (Wet * ((s32)RAcc>>16) + 0x4000) >> 15;
- }
- }
-
- o1+=((i1*MainR)+0x4000)>>15;
- a1+=((i1*MainL)+0x4000)>>15;
-
- if(o1>32767) o1=32767;
- else if(o1<-32768) o1=-32768;
-
- if(a1>32767) a1=32767;
- else if(a1<-32768) a1=-32768;
-
- out[ptr^1]=o1;
- aux1[ptr^1]=a1;
- if (AuxIncRate) {
- a2+=((i1*AuxR)+0x4000)>>15;
- a3+=((i1*AuxL)+0x4000)>>15;
-
- if(a2>32767) a2=32767;
- else if(a2<-32768) a2=-32768;
-
- if(a3>32767) a3=32767;
- else if(a3<-32768) a3=-32768;
-
- aux2[ptr^1]=a2;
- aux3[ptr^1]=a3;
- }
- ptr++;
- }
- }
-
- *(s16 *)(hleMixerWorkArea + 0) = Wet; // 0-1
- *(s16 *)(hleMixerWorkArea + 2) = Dry; // 2-3
- *(s32 *)(hleMixerWorkArea + 4) = LTrg; // 4-5
- *(s32 *)(hleMixerWorkArea + 6) = RTrg; // 6-7
- *(s32 *)(hleMixerWorkArea + 8) = LRamp; // 8-9 (hleMixerWorkArea is a 16bit pointer)
- *(s32 *)(hleMixerWorkArea + 10) = RRamp; // 10-11
- *(s32 *)(hleMixerWorkArea + 12) = LAdderEnd; // 12-13
- *(s32 *)(hleMixerWorkArea + 14) = RAdderEnd; // 14-15
- *(s32 *)(hleMixerWorkArea + 16) = LAdderStart; // 12-13
- *(s32 *)(hleMixerWorkArea + 18) = RAdderStart; // 14-15
-
- memcpy((u8*)RDRAM+addy,(u8*)hleMixerWorkArea,80);
-}
-
-static void RESAMPLE () {
- unsigned int Accum=0;
- unsigned int location;
- s16 *lut/*, *lut2*/;
- short *dst;
- s16 *src;
- s32 temp;
- s32 accum,addy;
- u32 srcPtr, dstPtr;
- unsigned char Flags;
- unsigned int Pitch;
- int x = 0, i = 0;
-
- dst=(short *)(BufferSpace);
- src=(s16 *)(BufferSpace);
- srcPtr=(AudioInBuffer/2);
- dstPtr=(AudioOutBuffer/2);
-
-
- addy = (inst2 & 0xffffff);// + SEGMENTS[(inst2>>24)&0xf];
- Flags=(u8)((inst1>>16)&0xff);
- Pitch=((inst1&0xffff))<<1;
-
- srcPtr -= 4;
-
- if ((Flags & 0x1) == 0) {
- for (x=0; x < 4; x++)
- src[(srcPtr+x)^1] = *(u16 *)(N64MEM+(addy+(x*2)));
-
- Accum = *(u16 *)(N64MEM+addy+10);
- } else {
- for (x=0; x < 4; x++)
- src[(srcPtr+x)^1] = 0;
- }
-
-
- for(i = 0; i < ((AudioCount+0xf)&0xFFF0)/2;i++) {
-
- location = (Accum >> 0xa) << 0x3;
- lut = (s16 *)(((u8 *)ResampleLUT) + location);
-
- temp = ((s32)*(s16*)(src+((srcPtr+0)^1))*((s32)((s16)lut[0])));
- accum = (s32)(temp >> 15);
-
- temp = ((s32)*(s16*)(src+((srcPtr+1)^1))*((s32)((s16)lut[1])));
- accum += (s32)(temp >> 15);
-
- temp = ((s32)*(s16*)(src+((srcPtr+2)^1))*((s32)((s16)lut[2])));
- accum += (s32)(temp >> 15);
-
- temp = ((s32)*(s16*)(src+((srcPtr+3)^1))*((s32)((s16)lut[3])));
- accum += (s32)(temp >> 15);
-
- if (accum > 32767) accum = 32767;
- if (accum < -32768) accum = -32768;
-
- dst[dstPtr^1] = (accum);
- dstPtr++;
- Accum += Pitch;
- srcPtr += (Accum>>16);
- Accum&=0xffff;
- }
- for (x = 0; x < 4; x++)
- *(u16 *)(N64MEM+(addy+(x*2))) = src[(srcPtr+x)^1];
-
- *(u16 *)(N64MEM+addy+10) = Accum;
-}
-static void SETVOL () {
-// Might be better to unpack these depending on the flags...
- u8 flags = (u8)((inst1 >> 16) & 0xff);
- u16 vol = (s16)(inst1 & 0xffff);
- u16 voltarg =(u16)((inst2 >> 16)&0xffff);
- u16 volrate = (u16)((inst2 & 0xffff));
-
- if (flags & A_AUX) {
- Env_Dry = (s16)vol; // m_MainVol
- Env_Wet = (s16)volrate; // m_AuxVol
- return;
- }
-
- if(flags & A_VOL) { // Set the Source(start) Volumes
- if(flags & A_LEFT) {
- Vol_Left = (s16)vol; // m_LeftVolume
- } else { // A_RIGHT
- Vol_Right = (s16)vol; // m_RightVolume
- }
- return;
- }
-
- if(flags & A_LEFT) { // Set the Ramping values Target, Ramp
- VolTrg_Left = *(s16 *)&inst1; // m_LeftVol
- if(goldeneye)
- VolRamp_Left = voltarg;
- else
- VolRamp_Left = (s32)volrate;//*(s32 *)&inst2;//(u16)(inst2) | (s32)(s16)(inst2 << 0x10);
- } else { // A_RIGHT
- VolTrg_Right = *(s16 *)&inst1; // m_RightVol
- if(goldeneye)
- VolRamp_Right = voltarg;
- else
- VolRamp_Right = (s32)volrate;//*(s32 *)&inst2;//(u16)(inst2 >> 0x10) | (s32)(s16)(inst2 << 0x10);
- }
-}
-
-static void UNKNOWN () {}
-
-static void SETLOOP () {
- loopval = (inst2 & 0xffffff);
-}
-
-static void ADPCM () { // Work in progress! :)
- unsigned short inPtr=0;
- unsigned char icode;
- unsigned char code;
- int vscale;
- unsigned short index;
- unsigned short j;
- int a[8];
- short *book1,*book2;
- int l1,l2;
- int inp1[8];
- int inp2[8];
- short *out, count;
-
- unsigned char Flags=(u8)(inst1>>16)&0xff;
- unsigned int Address=(inst2 & 0xffffff);
-
- out=(short *)(BufferSpace+AudioOutBuffer);
- count=(short)AudioCount;
-
- memset(out,0,32);
-
- if(!(Flags&0x1))
- {
- if(Flags&0x2) {
- memcpy((u8*)out,(u8*)RDRAM+Address,32);
- } else {
- memcpy((u8*)out,(u8*)RDRAM+Address,32);
- }
- }
-
- l1=out[15];
- l2=out[14];
- out+=16;
- while(count>0)
- {
- // the first interation through, these values are
- // either 0 in the case of A_INIT, from a special
- // area of memory in the case of A_LOOP or just
- // the values we calculated the last time
-
- code=BufferSpace[(AudioInBuffer+inPtr)^3];
- index=code&0xf;
- index<<=4; // index into the adpcm code table
- book1=(short *)&adpcmtable[index];
- book2=book1+8;
- code>>=4; // upper nibble is scale
- vscale=(0x8000>>((12-code)-1)); // very strange. 0x8000 would be .5 in 16:16 format
- // so this appears to be a fractional scale based
- // on the 12 based inverse of the scale value. note
- // that this could be negative, in which case we do
- // not use the calculated vscale value... see the
- // if(code>12) check below
-
- inPtr++; // coded adpcm data lies next
- j=0;
- while(j<8) // loop of 8, for 8 coded nibbles from 4 bytes
- // which yields 8 short pcm values
- {
- icode=BufferSpace[(AudioInBuffer+inPtr)^3];
- inPtr++;
-
- inp1[j]=(s16)((icode&0xf0)<<8); // this will in effect be signed
- if(code<12)
- inp1[j]=((int)((int)inp1[j]*(int)vscale)>>16);
- j++;
-
- inp1[j]=(s16)((icode&0xf)<<12);
- if(code<12)
- inp1[j]=((int)((int)inp1[j]*(int)vscale)>>16);
- j++;
- }
- j=0;
- while(j<8)
- {
- icode=BufferSpace[(AudioInBuffer+inPtr)^3];
- inPtr++;
-
- inp2[j]=(short)((icode&0xf0)<<8); // this will in effect be signed
- if(code<12)
- inp2[j]=((int)((int)inp2[j]*(int)vscale)>>16);
- j++;
-
- inp2[j]=(short)((icode&0xf)<<12);
- if(code<12)
- inp2[j]=((int)((int)inp2[j]*(int)vscale)>>16);
- j++;
- }
-
- a[0]= (int)book1[0]*(int)l1;
- a[0]+=(int)book2[0]*(int)l2;
- a[0]+=(int)inp1[0]*(int)2048;
-
- a[1] =(int)book1[1]*(int)l1;
- a[1]+=(int)book2[1]*(int)l2;
- a[1]+=(int)book2[0]*inp1[0];
- a[1]+=(int)inp1[1]*(int)2048;
-
- a[2] =(int)book1[2]*(int)l1;
- a[2]+=(int)book2[2]*(int)l2;
- a[2]+=(int)book2[1]*inp1[0];
- a[2]+=(int)book2[0]*inp1[1];
- a[2]+=(int)inp1[2]*(int)2048;
-
- a[3] =(int)book1[3]*(int)l1;
- a[3]+=(int)book2[3]*(int)l2;
- a[3]+=(int)book2[2]*inp1[0];
- a[3]+=(int)book2[1]*inp1[1];
- a[3]+=(int)book2[0]*inp1[2];
- a[3]+=(int)inp1[3]*(int)2048;
-
- a[4] =(int)book1[4]*(int)l1;
- a[4]+=(int)book2[4]*(int)l2;
- a[4]+=(int)book2[3]*inp1[0];
- a[4]+=(int)book2[2]*inp1[1];
- a[4]+=(int)book2[1]*inp1[2];
- a[4]+=(int)book2[0]*inp1[3];
- a[4]+=(int)inp1[4]*(int)2048;
-
- a[5] =(int)book1[5]*(int)l1;
- a[5]+=(int)book2[5]*(int)l2;
- a[5]+=(int)book2[4]*inp1[0];
- a[5]+=(int)book2[3]*inp1[1];
- a[5]+=(int)book2[2]*inp1[2];
- a[5]+=(int)book2[1]*inp1[3];
- a[5]+=(int)book2[0]*inp1[4];
- a[5]+=(int)inp1[5]*(int)2048;
-
- a[6] =(int)book1[6]*(int)l1;
- a[6]+=(int)book2[6]*(int)l2;
- a[6]+=(int)book2[5]*inp1[0];
- a[6]+=(int)book2[4]*inp1[1];
- a[6]+=(int)book2[3]*inp1[2];
- a[6]+=(int)book2[2]*inp1[3];
- a[6]+=(int)book2[1]*inp1[4];
- a[6]+=(int)book2[0]*inp1[5];
- a[6]+=(int)inp1[6]*(int)2048;
-
- a[7] =(int)book1[7]*(int)l1;
- a[7]+=(int)book2[7]*(int)l2;
- a[7]+=(int)book2[6]*inp1[0];
- a[7]+=(int)book2[5]*inp1[1];
- a[7]+=(int)book2[4]*inp1[2];
- a[7]+=(int)book2[3]*inp1[3];
- a[7]+=(int)book2[2]*inp1[4];
- a[7]+=(int)book2[1]*inp1[5];
- a[7]+=(int)book2[0]*inp1[6];
- a[7]+=(int)inp1[7]*(int)2048;
-
- for(j=0;j<8;j++)
- {
- a[j^1]>>=11;
- if(a[j^1]>32767) a[j^1]=32767;
- else if(a[j^1]<-32768) a[j^1]=-32768;
- *(out++)=a[j^1];
- }
- l1=a[6];
- l2=a[7];
-
- a[0]= (int)book1[0]*(int)l1;
- a[0]+=(int)book2[0]*(int)l2;
- a[0]+=(int)inp2[0]*(int)2048;
-
- a[1] =(int)book1[1]*(int)l1;
- a[1]+=(int)book2[1]*(int)l2;
- a[1]+=(int)book2[0]*inp2[0];
- a[1]+=(int)inp2[1]*(int)2048;
-
- a[2] =(int)book1[2]*(int)l1;
- a[2]+=(int)book2[2]*(int)l2;
- a[2]+=(int)book2[1]*inp2[0];
- a[2]+=(int)book2[0]*inp2[1];
- a[2]+=(int)inp2[2]*(int)2048;
-
- a[3] =(int)book1[3]*(int)l1;
- a[3]+=(int)book2[3]*(int)l2;
- a[3]+=(int)book2[2]*inp2[0];
- a[3]+=(int)book2[1]*inp2[1];
- a[3]+=(int)book2[0]*inp2[2];
- a[3]+=(int)inp2[3]*(int)2048;
-
- a[4] =(int)book1[4]*(int)l1;
- a[4]+=(int)book2[4]*(int)l2;
- a[4]+=(int)book2[3]*inp2[0];
- a[4]+=(int)book2[2]*inp2[1];
- a[4]+=(int)book2[1]*inp2[2];
- a[4]+=(int)book2[0]*inp2[3];
- a[4]+=(int)inp2[4]*(int)2048;
-
- a[5] =(int)book1[5]*(int)l1;
- a[5]+=(int)book2[5]*(int)l2;
- a[5]+=(int)book2[4]*inp2[0];
- a[5]+=(int)book2[3]*inp2[1];
- a[5]+=(int)book2[2]*inp2[2];
- a[5]+=(int)book2[1]*inp2[3];
- a[5]+=(int)book2[0]*inp2[4];
- a[5]+=(int)inp2[5]*(int)2048;
-
- a[6] =(int)book1[6]*(int)l1;
- a[6]+=(int)book2[6]*(int)l2;
- a[6]+=(int)book2[5]*inp2[0];
- a[6]+=(int)book2[4]*inp2[1];
- a[6]+=(int)book2[3]*inp2[2];
- a[6]+=(int)book2[2]*inp2[3];
- a[6]+=(int)book2[1]*inp2[4];
- a[6]+=(int)book2[0]*inp2[5];
- a[6]+=(int)inp2[6]*(int)2048;
-
- a[7] =(int)book1[7]*(int)l1;
- a[7]+=(int)book2[7]*(int)l2;
- a[7]+=(int)book2[6]*inp2[0];
- a[7]+=(int)book2[5]*inp2[1];
- a[7]+=(int)book2[4]*inp2[2];
- a[7]+=(int)book2[3]*inp2[3];
- a[7]+=(int)book2[2]*inp2[4];
- a[7]+=(int)book2[1]*inp2[5];
- a[7]+=(int)book2[0]*inp2[6];
- a[7]+=(int)inp2[7]*(int)2048;
-
- for(j=0;j<8;j++)
- {
- a[j^1]>>=11;
- if(a[j^1]>32767) a[j^1]=32767;
- else if(a[j^1]<-32768) a[j^1]=-32768;
- *(out++)=a[j^1];
- }
- l1=a[6];
- l2=a[7];
-
- count-=32;
- }
- out-=16;
-
- memcpy((u8*)RDRAM+Address,(u8*) out, 32);
-}
-
-static void LOADBUFF () { // memcpy causes static... endianess issue :(
- u32 v0;
- if (AudioCount == 0)
- return;
- v0 = (inst2 & 0xfffffc);
-
- memcpy(BufferSpace+(AudioInBuffer&0xFFFC), (u8*)RDRAM+v0, (AudioCount+3)&0xFFFC);
-
-}
-
-static void SAVEBUFF () { // memcpy causes static... endianess issue :(
- u32 v0;
- if (AudioCount == 0)
- return;
- v0 = (inst2 & 0xfffffc);
-
- memcpy((unsigned char*)RDRAM+v0, BufferSpace+(AudioOutBuffer&0xFFFC), (AudioCount+3)&0xFFFC);
-}
-
-static void SETBUFF () { // Should work ;-)
- if ((inst1 >> 0x10) & 0x8) { // A_AUX - Auxillary Sound Buffer Settings
- AudioAuxA = (u16)(inst1);
- AudioAuxC = (u16)((inst2 >> 0x10));
- AudioAuxE = (u16)(inst2);
- } else { // A_MAIN - Main Sound Buffer Settings
- AudioInBuffer = (u16)(inst1); // 0x00
- AudioOutBuffer = (u16)((inst2 >> 0x10)); // 0x02
- AudioCount = (u16)(inst2); // 0x04
- }
-}
-
-static void DMEMMOVE () { // Doesn't sound just right?... will fix when HLE is ready - 03-11-01
- u32 v0, v1;
- u32 cnt;
- u32 count = ((inst2+3) & 0xfffc);
- if ((inst2 & 0xffff)==0)
- return;
- v0 = (inst1 & 0xFFFF);
- v1 = (inst2 >> 0x10);
-
- for (cnt = 0; cnt < count; cnt++) {
- *(u8 *)(BufferSpace+((cnt+v1)^3)) = *(u8 *)(BufferSpace+((cnt+v0)^3));
- }
-}
-
-static void LOADADPCM () { // Loads an ADPCM table - Works 100% Now 03-13-01
- u32 v0, x;
- v0 = (inst2 & 0xffffff);
-
- for (x = 0; x < ((inst1 & 0xffff) >> 0x4); x++) {
-
- u16 *table = (u16 *)(N64MEM+v0+(x<<4));
-
- adpcmtable[0x1+(x<<3)] = table[0];
- adpcmtable[0x0+(x<<3)] = table[1];
-
- adpcmtable[0x3+(x<<3)] = table[2];
- adpcmtable[0x2+(x<<3)] = table[3];
-
- adpcmtable[0x5+(x<<3)] = table[4];
- adpcmtable[0x4+(x<<3)] = table[5];
-
- adpcmtable[0x7+(x<<3)] = table[6];
- adpcmtable[0x6+(x<<3)] = table[7];
-
- }
-}
-
-
-static void INTERLEAVE () { // Works... - 3-11-01
- u32 inL, inR;
- u16 *inSrcR;
- u16 *inSrcL;
- u16 Left, Right;
- u16 *outbuff = (u16 *)(AudioOutBuffer+BufferSpace);
- int x;
-
- inL = inst2 & 0xFFFF;
- inR = (inst2 >> 16) & 0xFFFF;
-
- inSrcR = (u16 *)(BufferSpace+inR);
- inSrcL = (u16 *)(BufferSpace+inL);
-
- for (x = 0; x < (AudioCount/4); x++) {
- Left=*(inSrcL++);
- Right=*(inSrcR++);
-
- *(outbuff++)=*(inSrcR++);
- *(outbuff++)=*(inSrcL++);
- *(outbuff++)=(u16)Right;
- *(outbuff++)=(u16)Left;
- }
-}
-
-
-static void MIXER () { // Fixed a sign issue... 03-14-01
- u32 dmemin = (u16)(inst2 >> 0x10);
- u32 dmemout = (u16)(inst2 & 0xFFFF);
- s32 gain = (s16)(inst1 & 0xFFFF);
- s32 temp;
- int x;
-
- if (AudioCount == 0)
- return;
-
- for (x = 0; x < AudioCount; x+=2) { // I think I can do this a lot easier
- temp = (*(s16 *)(BufferSpace+dmemin+x) * gain) >> 15;
- temp += *(s16 *)(BufferSpace+dmemout+x);
-
- if ((s32)temp > 32767)
- temp = 32767;
- if ((s32)temp < -32768)
- temp = -32768;
-
- *(u16 *)(BufferSpace+dmemout+x) = (u16)(temp & 0xFFFF);
- }
-}
-
-
-void (*ABI1[0x20])() = { // TOP Performace Hogs: MIXER, RESAMPLE, ENVMIXER
- SPNOOP , ADPCM , CLEARBUFF, ENVMIXER , LOADBUFF, RESAMPLE , SAVEBUFF, UNKNOWN,
- SETBUFF, SETVOL, DMEMMOVE , LOADADPCM , MIXER , INTERLEAVE, UNKNOWN , SETLOOP,
- SPNOOP , SPNOOP, SPNOOP , SPNOOP , SPNOOP , SPNOOP , SPNOOP , SPNOOP,
- SPNOOP , SPNOOP, SPNOOP , SPNOOP , SPNOOP , SPNOOP , SPNOOP , SPNOOP
-};
generated by cgit v1.2.3 (git 2.25.1) at 2024-06-13 17:12:18 +0000