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dolphin/Source/Plugins/Plugin_DSP_HLE/Src/UCodes/UCode_Zelda.cpp

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// Copyright (C) 2003-2008 Dolphin Project.
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, version 2.0.
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License 2.0 for more details.
// A copy of the GPL 2.0 should have been included with the program.
// If not, see http://www.gnu.org/licenses/
// Official SVN repository and contact information can be found at
// http://code.google.com/p/dolphin-emu/
// Games that uses this UCode:
// Zelda: The Windwaker, Mario Sunshine, Mario Kart, Twilight Princess
#include "../Globals.h"
#include "UCodes.h"
#include "UCode_Zelda.h"
#include "UCode_Zelda_Voice.h"
#include "UCode_Zelda_ADPCM.h"
#include "../MailHandler.h"
#include "../main.h"
#include "Mixer.h"
#include "WaveFile.h"
/*
class CResampler
{
public:
CResampler(short* samples, int num_stereo_samples, int core_sample_rate)
: m_mode(1)
, m_queueSize(0)
{
int PV1l=0,PV2l=0,PV3l=0,PV4l=0;
int acc=0;
while (num_stereo_samples)
{
acc += core_sample_rate;
while (num_stereo_samples && (acc >= 48000))
{
PV4l=PV3l;
PV3l=PV2l;
PV2l=PV1l;
PV1l=*(samples++); //32bit processing
num_stereo_samples--;
acc-=48000;
}
// defaults to nearest
s32 DataL = PV1l;
if (m_mode == 1) { //linear
DataL = PV1l + ((PV2l - PV1l)*acc)/48000;
}
else if (m_mode == 2) {//cubic
s32 a0l = PV1l - PV2l - PV4l + PV3l;
s32 a1l = PV4l - PV3l - a0l;
s32 a2l = PV1l - PV4l;
s32 a3l = PV2l;
s32 t0l = ((a0l )*acc)/48000;
s32 t1l = ((t0l+a1l)*acc)/48000;
s32 t2l = ((t1l+a2l)*acc)/48000;
s32 t3l = ((t2l+a3l));
DataL = t3l;
}
int l = DataL;
if (l < -32767) l = -32767;
if (l > 32767) l = 32767;
sample_queue.push(l);
m_queueSize += 1;
}
}
FixedSizeQueue<s16, queue_maxlength> sample_queue;
int m_queueSize;
int m_mode;
};
*/
CUCode_Zelda::CUCode_Zelda(CMailHandler& _rMailHandler, u32 _CRC)
: IUCode(_rMailHandler)
, m_CRC(_CRC)
, m_bSyncInProgress(false)
, m_MaxVoice(0)
, m_NumVoices(0)
, m_bSyncCmdPending(false)
, m_CurVoice(0)
, m_CurBuffer(0)
, m_NumBuffers(0)
, m_VoicePBsAddr(0)
, m_UnkTableAddr(0)
, m_AFCCoefTableAddr(0)
, m_ReverbPBsAddr(0)
, m_RightBuffersAddr(0)
, m_LeftBuffersAddr(0)
, m_DMABaseAddr(0)
, m_numSteps(0)
, m_step(0)
, m_readOffset(0)
, m_MailState(WaitForMail)
{
DEBUG_LOG(DSPHLE, "UCode_Zelda - add boot mails for handshake");
m_rMailHandler.PushMail(DSP_INIT);
g_dspInitialize.pGenerateDSPInterrupt();
m_rMailHandler.PushMail(0xF3551111); // handshake
m_TempBuffer = new s32[256 * 1024];
m_LeftBuffer = new s32[256 * 1024];
m_RightBuffer = new s32[256 * 1024];
memset(m_Buffer, 0, sizeof(m_Buffer));
memset(m_SyncFlags, 0, sizeof(m_SyncFlags));
memset(m_AFCCoefTable, 0, sizeof(m_AFCCoefTable));
m_pos = 0;
}
CUCode_Zelda::~CUCode_Zelda()
{
m_rMailHandler.Clear();
delete [] m_TempBuffer;
delete [] m_LeftBuffer;
delete [] m_RightBuffer;
}
#if 0
void CUCode_Zelda::UpdatePB(ZPB& _rPB, int *templbuffer, int *temprbuffer, u32 _Size)
{
u16* pTest = (u16*)&_rPB;
// Checks at 0293
if (pTest[0x00] == 0)
return;
if (pTest[0x01] != 0)
return;
if (pTest[0x06] != 0x00)
{
// probably pTest[0x06] == 0 -> AFC (and variants)
// See 02a4
}
else
{
switch (_rPB.type) // or Bytes per Sample
{
case 0x05:
case 0x09:
{
// initialize "decoder" if the sample is played the first time
if (pTest[0x04] != 0)
{
// This is 0717_ReadOutPBStuff
// increment 4fb
// zelda:
// perhaps init or "has played before"
pTest[0x32] = 0x00;
pTest[0x66] = 0x00; // history1
pTest[0x67] = 0x00; // history2
// samplerate? length? num of samples? i dunno...
// Likely length...
pTest[0x3a] = pTest[0x8a];
pTest[0x3b] = pTest[0x8b];
// Copy ARAM addr from r to rw area.
pTest[0x38] = pTest[0x8c];
pTest[0x39] = pTest[0x8d];
}
if (pTest[0x01] != 0) // 0747 early out... i dunno if this can happen because we filter it above
return;
u32 ARAMAddr = (pTest[0x38] << 16) | pTest[0x39];
u32 NumberOfSamples = (pTest[0x3a] << 16) | pTest[0x3b];
// round upwards how many samples we need to copy, 0759
NumberOfSamples = (NumberOfSamples + 0xf) >> 4; // i think the lower 4 are the fraction
u32 frac = NumberOfSamples & 0xF;
u8 inBuffer[9];
short outbuf[16];
u32 sampleCount = 0;
// It must be something like this:
// The PB contains a small sample buffer of 0x4D decoded samples.
// If it's empty or "used", decode to it.
// Then, resample from this buffer to the output as you go. When it needs
// wrapping, decode more.
#define USE_RESAMPLE
#if !defined(USE_RESAMPLE)
for (int s = 0; s < _Size/16; s++)
{
for (int i = 0; i < 9; i++)
{
inBuffer[i] = g_dspInitialize.pARAM_Read_U8(ARAMAddr);
ARAMAddr++;
}
AFCdecodebuffer((char*)inBuffer, outbuf, (short*)&pTest[0x66], (short*)&pTest[0x67]);
for (int i = 0; i < 16; i++)
{
templbuffer[sampleCount] += outbuf[i];
temprbuffer[sampleCount] += outbuf[i];
sampleCount++;
}
NumberOfSamples--;
if (NumberOfSamples<=0)
break;
}
#else
while (NumberOfSamples > 0)
{
for (int i = 0; i < 9; i++)
{
inBuffer[i] = g_dspInitialize.pARAM_Read_U8(ARAMAddr);
ARAMAddr++;
}
AFCdecodebuffer(m_AFCCoefTable, (char*)inBuffer, outbuf, (short*)&pTest[0x66], (short*)&pTest[0x67], 9);
CResampler Sampler(outbuf, 16, 48000);
while (Sampler.m_queueSize > 0)
{
int sample = Sampler.sample_queue.front();
Sampler.sample_queue.pop();
Sampler.m_queueSize -= 1;
templbuffer[sampleCount] += sample;
temprbuffer[sampleCount] += sample;
sampleCount++;
if (sampleCount > _Size)
break;
}
if (sampleCount > _Size)
break;
NumberOfSamples--;
}
#endif
if (NumberOfSamples == 0)
{
pTest[0x01] = 1; // we are done ??
}
// write back
NumberOfSamples = (NumberOfSamples << 4); // missing fraction
pTest[0x38] = ARAMAddr >> 16;
pTest[0x39] = ARAMAddr & 0xFFFF;
pTest[0x3a] = NumberOfSamples >> 16;
pTest[0x3b] = NumberOfSamples & 0xFFFF;
#if 0
NumberOfSamples = (NumberOfSamples + 0xf) >> 4;
static u8 Buffer[500000];
for (int i =0; i<NumberOfSamples*9; i++)
{
Buffer[i] = g_dspInitialize.pARAM_Read_U8(ARAMAddr+i);
}
// yes, the dumps are really zelda sound ;)
DumpAFC(Buffer, NumberOfSamples*9, 0x3d00);
DumpPB(_rPB);
// exit(1);
#endif
// i think pTest[0x3a] and pTest[0x3b] got an update after you have decoded some samples...
// just decrement them with the number of samples you have played
// and incrrease the ARAM Offset in pTest[0x38], pTest[0x39]
// end of block (Zelda 03b2)
if (pTest[0x06] == 0)
{
// 02a4
//
pTest[0x04] = 0;
}
}
break;
default:
ERROR_LOG(DSPHLE, "Zelda Ucode: Unknown PB type %i", _rPB.type);
break;
}
}
}
#endif
void CUCode_Zelda::Update(int cycles)
{
// check if we have to sent something
if (!m_rMailHandler.IsEmpty())
g_dspInitialize.pGenerateDSPInterrupt();
}
void CUCode_Zelda::HandleMail(u32 _uMail)
{
// When we used to lose sync, the last mails we get before the audio goes bye-bye
// 0
// 0x00000
// 0
// 0x10000
// 0
// 0x20000
// 0
// 0x30000
// And then silence... Looks like some reverse countdown :)
if (m_bSyncInProgress)
{
if (m_bSyncCmdPending)
{
u32 n = (_uMail >> 16) & 0xF;
m_MaxVoice = (n + 1) << 4;
m_SyncFlags[n] = _uMail & 0xFFFF;
m_bSyncInProgress = false;
// Normally, we should mix to the buffers used by the game.
// We don't do it currently for a simple reason:
// if the game runs fast all the time, then it's OK,
// but if it runs slow, sound can become choppy.
// This problem won't happen when mixing to the buffer
// provided by MixAdd(), because the size of this buffer
// is automatically adjusted if the game runs slow.
#if 0
if (m_SyncFlags[n] & 0x8000)
{
for (; m_CurVoice < m_MaxVoice; m_CurVoice++)
{
if (m_CurVoice >= m_NumVoices)
break;
MixVoice(m_CurVoice);
}
}
else
#endif
m_CurVoice = m_MaxVoice;
if (m_CurVoice >= m_NumVoices)
{
m_CurBuffer++;
m_rMailHandler.PushMail(DSP_SYNC);
g_dspInitialize.pGenerateDSPInterrupt();
m_rMailHandler.PushMail(0xF355FF00 | m_CurBuffer);
m_CurVoice = 0;
if (m_CurBuffer == m_NumBuffers)
{
m_rMailHandler.PushMail(DSP_FRAME_END);
g_dspInitialize.pGenerateDSPInterrupt();
soundStream->GetMixer()->SetHLEReady(true);
DEBUG_LOG(DSPHLE, "Update the SoundThread to be in sync");
soundStream->Update(); //do it in this thread to avoid sync problems
m_bSyncCmdPending = false;
}
}
}
else
{
m_bSyncInProgress = false;
}
return;
}
if (m_bListInProgress)
{
if (m_step < 0 || m_step >= sizeof(m_Buffer)/4)
PanicAlert("m_step out of range");
((u32*)m_Buffer)[m_step] = _uMail;
m_step++;
if (m_step >= m_numSteps)
{
ExecuteList();
m_bListInProgress = false;
}
return;
}
if (_uMail == 0)
{
m_bSyncInProgress = true;
}
else if ((_uMail >> 16) == 0)
{
m_bListInProgress = true;
m_numSteps = _uMail;
m_step = 0;
}
else if ((_uMail >> 16) == 0xCDD1) // A 0xCDD1000X mail should come right after we send a DSP_SYNCEND mail
{
// The low part of the mail tells the operation to perform
switch (_uMail & 0xFFFF)
{
case 0x0003: // Do nothing
return;
case 0x0000: // Halt
case 0x0001: // Dump memory? and halt
case 0x0002: // Do something and halt
WARN_LOG(DSPHLE, "Zelda uCode: received halting operation %04X", _uMail & 0xFFFF);
return;
default: // Invalid (the real ucode would likely crash)
WARN_LOG(DSPHLE, "Zelda uCode: received invalid operation %04X", _uMail & 0xFFFF);
return;
}
}
else
{
WARN_LOG(DSPHLE, "Zelda uCode: unknown mail %08X", _uMail);
}
}
#if 0
void CUCode_Zelda::MixAdd(short* _pBuffer, int _iSize)
{
if (m_NumberOfFramesToRender > 0)
{
if (m_NumPBs <= m_MaxSyncedPB) // we just render if all PBs are synced...Zelda does it in steps of 0x10 PBs but hey this is HLE
{
if (_iSize > 1024 * 1024)
_iSize = 1024 * 1024;
memset(templbuffer, 0, _iSize * sizeof(int));
memset(temprbuffer, 0, _iSize * sizeof(int));
CopyPBsFromRAM();
// render frame...
for (u32 i = 0; i < m_NumPBs; i++)
{
// masking of PBs is done in zelda 0272... skip it for the moment
/* int Slot = i >> 4;
int Mask = i & 0x0F;
if (m_PBMask[Slot] & Mask)) */
{
UpdatePB(m_PBs[i], templbuffer, temprbuffer, _iSize);
}
}
CopyPBsToRAM();
m_MaxSyncedPB = 0;
if (_pBuffer) {
for (int i = 0; i < _iSize; i++)
{
// Clamp into 16-bit. Maybe we should add a volume compressor here.
int left = templbuffer[i] + _pBuffer[0];
int right = temprbuffer[i] + _pBuffer[1];
if (left < -32767) left = -32767;
if (left > 32767) left = 32767;
if (right < -32767) right = -32767;
if (right > 32767) right = 32767;
*_pBuffer++ = left;
*_pBuffer++ = right;
}
}
}
else
{
return;
}
m_CurrentFrameToRender++;
// make sure we never read outside the buffer by mistake.
// Before deleting extra reads in ExecuteList, we were getting these
// values.
memset(m_Buffer, 0xcc, sizeof(m_Buffer));
}
}
#endif
// zelda debug ..803F6418
void CUCode_Zelda::ExecuteList()
{
// begin with the list
m_readOffset = 0;
u32 CmdMail = Read32();
u32 Command = (CmdMail >> 24) & 0x7f;
u32 Sync = CmdMail >> 16;
u32 ExtraData = CmdMail & 0xFFFF;
DEBUG_LOG(DSPHLE, "==============================================================================");
DEBUG_LOG(DSPHLE, "Zelda UCode - execute dlist (cmd: 0x%04x : sync: 0x%04x)", Command, Sync);
switch (Command)
{
// DsetupTable ... zelda ww jumps to 0x0095
case 0x01:
{
m_NumVoices = ExtraData;
m_VoicePBsAddr = Read32() & 0x7FFFFFFF;
m_UnkTableAddr = Read32() & 0x7FFFFFFF;
m_AFCCoefTableAddr = Read32() & 0x7FFFFFFF;
m_ReverbPBsAddr = Read32() & 0x7FFFFFFF; // WARNING: reverb PBs are very different from voice PBs!
// Read AFC coef table
u16 *TempPtr = (u16*) g_dspInitialize.pGetMemoryPointer(m_AFCCoefTableAddr);
for (int i = 0; i < 32; i++)
m_AFCCoefTable[i] = Common::swap16(TempPtr[i]);
DEBUG_LOG(DSPHLE, "DsetupTable");
DEBUG_LOG(DSPHLE, "Num voice param blocks: %i", m_NumVoices);
DEBUG_LOG(DSPHLE, "Voice param blocks address: 0x%08x", m_VoicePBsAddr);
// This points to some strange data table. Don't know yet what it's for. Reverb coefs?
DEBUG_LOG(DSPHLE, "DSPRES_FILTER (size: 0x40): 0x%08x", m_UnkTableAddr);
// Zelda WW: This points to a 64-byte array of coefficients, which are EXACTLY the same
// as the AFC ADPCM coef array in decode.c of the in_cube winamp plugin,
// which can play Zelda audio. So, these should definitely be used when decoding AFC.
DEBUG_LOG(DSPHLE, "DSPADPCM_FILTER (size: 0x500): 0x%08x", m_AFCCoefTableAddr);
DEBUG_LOG(DSPHLE, "Reverb param blocks address: 0x%08x", m_ReverbPBsAddr);
}
break;
// SyncFrame ... zelda ww jumps to 0x0243
case 0x02:
{
// soundStream->GetMixer()->SetHLEReady(true);
// DEBUG_LOG(DSPHLE, "Update the SoundThread to be in sync");
//soundStream->Update(); //do it in this thread to avoid sync problems
m_bSyncCmdPending = true;
m_CurBuffer = 0;
m_NumBuffers = (CmdMail >> 16) & 0xFF;
// Addresses for right & left buffers in main memory
// Each buffer is 160 bytes long. The number of (both left & right) buffers
// is set by the first mail of the list.
m_RightBuffersAddr = Read32() & 0x7FFFFFFF;
m_LeftBuffersAddr = Read32() & 0x7FFFFFFF;
DEBUG_LOG(DSPHLE, "DsyncFrame");
// These alternate between three sets of mixing buffers. They are all three fairly near,
// but not at, the ADMA read addresses.
DEBUG_LOG(DSPHLE, "Right buffer address: 0x%08x", m_RightBuffersAddr);
DEBUG_LOG(DSPHLE, "Left buffer address: 0x%08x", m_LeftBuffersAddr);
// Let's log the parameter blocks.
// Copy and byteswap the parameter blocks.
// Both Z:TP, Z:WW and Zelda Four Swords happily sets param blocks as soon as the title screen comes up.
// Although in Z:WW, it won't set any param blocks until in-game if the item hack is on.
#if 0
DEBUG_LOG(DSPHLE, "Param block at %08x:", param_blocks_ptr);
CopyPBsFromRAM();
for (int i = 0; i < num_param_blocks; i++)
{
const ZPB &pb = zpbs[i];
// The only thing that consistently looks like a pointer in the param blocks.
u32 addr = (pb.addr_high << 16) | pb.addr_low;
if (addr)
{
DEBUG_LOG(DSPHLE, "Param block: ==== %i ( %08x ) ====", i, GetParamBlockAddr(i));
DEBUG_LOG(DSPHLE, "Addr: %08x Type: %i", addr, pb.type);
// Got one! Read from ARAM, dump to file.
// I can't get the below to produce anything resembling sane audio :(
//addr *= 2;
/*
int size = 0x10000;
u8 *temp = new u8[size];
for (int i = 0; i < size; i++) {
temp[i] = g_dspInitialize.pARAM_Read_U8(addr + i);
}
s16 *audio = new s16[size * 4];
int aoff = 0;
short hist1 = 0, hist2 = 0;
for (int i = 0; i < size; i+=9)
{
AFCdecodebuffer(temp + i, audio + aoff, &hist1, &hist2);
aoff += 16;
}
char fname[256];
sprintf(fname, "%08x.bin", addr);
if (File::Exists(fname))
continue;
FILE *f = fopen(fname, "wb");
fwrite(audio, 1, size*4, f);
fclose(f);
sprintf(fname, "%08x_raw.bin", addr);
f = fopen(fname, "wb");
fwrite(temp, 1, size, f);
fclose(f);
*/
}
}
CopyPBsToRAM();
#endif
}
return;
/*
case 0x03: break; // dunno ... zelda ww jmps to 0x0073
case 0x04: break; // dunno ... zelda ww jmps to 0x0580
case 0x05: break; // dunno ... zelda ww jmps to 0x0592
case 0x06: break; // dunno ... zelda ww jmps to 0x0469
case 0x07: break; // dunno ... zelda ww jmps to 0x044d
case 0x08: break; // Mixer ... zelda ww jmps to 0x0485
case 0x09: break; // dunno ... zelda ww jmps to 0x044d
*/
// DsetDolbyDelay ... zelda ww jumps to 0x00b2
case 0x0d:
{
u32 tmp = Read32();
DEBUG_LOG(DSPHLE, "DSetDolbyDelay");
DEBUG_LOG(DSPHLE, "DOLBY2_DELAY_BUF (size 0x960): 0x%08x", tmp);
}
break;
// This opcode, in the SMG ucode, sets the base address for audio data transfers from main memory (using DMA).
// In the Zelda ucode, it is dummy, because this ucode uses accelerator for audio data transfers.
case 0x0e:
{
m_DMABaseAddr = Read32() & 0x7FFFFFFF;
DEBUG_LOG(DSPHLE, "DsetDMABaseAddr");
DEBUG_LOG(DSPHLE, "DMA base address: 0x%08x", m_DMABaseAddr);
}
break;
// default ... zelda ww jumps to 0x0043
default:
PanicAlert("Zelda UCode - unknown cmd: %x (size %i)", Command, m_numSteps);
break;
}
// sync, we are ready
m_rMailHandler.PushMail(DSP_SYNC);
g_dspInitialize.pGenerateDSPInterrupt();
m_rMailHandler.PushMail(0xF3550000 | Sync);
}
// size is in stereo samples.
void CUCode_Zelda::MixAdd(short* _Buffer, int _Size)
{
if (_Size > 256 * 1024)
_Size = 256 * 1024;
memset(m_LeftBuffer, 0, _Size * sizeof(s32));
memset(m_RightBuffer, 0, _Size * sizeof(s32));
for (u32 i = 0; i < m_NumVoices; i++)
{
u32 flags = m_SyncFlags[(i >> 4) & 0xF];
if (!(flags & 0x8000))
continue;
ZeldaVoicePB pb;
ReadVoicePB(m_VoicePBsAddr + (i * 0x180), pb);
if (pb.Status == 0)
continue;
if (pb.KeyOff != 0)
continue;
MixAddVoice(pb, m_LeftBuffer, m_RightBuffer, _Size);
WritebackVoicePB(m_VoicePBsAddr + (i * 0x180), pb);
}
if (_Buffer)
{
for (u32 i = 0; i < _Size; i++)
{
s32 left = (s32)_Buffer[0] + m_LeftBuffer[i];
s32 right = (s32)_Buffer[1] + m_RightBuffer[i];
if (left < -32768) left = -32768;
if (left > 32767) left = 32767;
_Buffer[0] = (short)left;
if (right < -32768) right = -32768;
if (right > 32767) right = 32767;
_Buffer[1] = (short)right;
_Buffer += 2;
}
}
}
void CUCode_Zelda::DoState(PointerWrap &p) {
//p.Do(m_MailState);
//p.Do(m_PBMask);
//p.Do(m_NumPBs);
//p.Do(m_PBAddress);
//p.Do(m_MaxSyncedPB);
//p.Do(m_PBs);
p.Do(m_readOffset);
//p.Do(m_NumberOfFramesToRender);
//p.Do(m_CurrentFrameToRender);
p.Do(m_numSteps);
p.Do(m_step);
p.Do(m_Buffer);
}
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