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yay ADPCM-A and QSound work again!

This commit is contained in:
tildearrow 2022-02-24 16:16:02 -05:00
parent 1e98f0c4a1
commit f7bd06c4eb
6 changed files with 47 additions and 43 deletions
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36
src/engine/engine.cpp
View File

@ -444,46 +444,45 @@ void DivEngine::renderSamples() {
sPreview.sample=-1;
sPreview.pos=0;
// step 1: render samples
for (int i=0; i<song.sampleLen; i++) {
song.sample[i]->render();
}
/*
// step 3: allocate ADPCM samples
if (adpcmMem==NULL) adpcmMem=new unsigned char[16777216];
// step 2: allocate ADPCM-A samples
if (adpcmAMem==NULL) adpcmAMem=new unsigned char[16777216];
size_t memPos=0;
for (int i=0; i<song.sampleLen; i++) {
DivSample* s=song.sample[i];
if ((memPos&0xf00000)!=((memPos+s->adpcmRendLength)&0xf00000)) {
int paddedLen=(s->lengthA+255)&(~0xff);
if ((memPos&0xf00000)!=((memPos+paddedLen)&0xf00000)) {
memPos=(memPos+0xfffff)&0xf00000;
}
if (memPos>=16777216) {
logW("out of ADPCM memory for sample %d!\n",i);
break;
}
if (memPos+s->adpcmRendLength>=16777216) {
memcpy(adpcmMem+memPos,s->adpcmRendData,16777216-memPos);
if (memPos+paddedLen>=16777216) {
memcpy(adpcmAMem+memPos,s->dataA,16777216-memPos);
logW("out of ADPCM memory for sample %d!\n",i);
} else {
memcpy(adpcmMem+memPos,s->adpcmRendData,s->adpcmRendLength);
memcpy(adpcmAMem+memPos,s->dataA,paddedLen);
}
s->rendOff=memPos;
memPos+=s->adpcmRendLength;
s->offA=memPos;
memPos+=paddedLen;
}
adpcmMemLen=memPos+256;
adpcmAMemLen=memPos+256;
// step 4: allocate qsound pcm samples
if (qsoundMem==NULL) qsoundMem=new unsigned char[16777216];
memset(qsoundMem, 0, 16777216);
memPos=0;
for (int i=0; i<song.sampleLen; i++) {
DivSample* s=song.sample[i];
int length = s->rendLength;
if (length > 65536-16) {
length = 65536-16;
int length=s->length8;
if (length>65536-16) {
length=65536-16;
}
if ((memPos&0xff0000)!=((memPos+length)&0xff0000)) {
memPos=(memPos+0xffff)&0xff0000;
@ -494,19 +493,18 @@ void DivEngine::renderSamples() {
}
if (memPos+length>=16777216) {
for (unsigned int i=0; i<16777216-(memPos+length); i++) {
qsoundMem[(memPos + i) ^ 0x8000] = s->rendData[i] >> ((s->depth == 16) ? 8 : 0);
qsoundMem[(memPos+i)^0x8000]=s->data8[i];
}
logW("out of QSound PCM memory for sample %d!\n",i);
} else {
for (int i=0; i<length; i++) {
qsoundMem[(memPos + i) ^ 0x8000] = s->rendData[i] >> ((s->depth == 16) ? 8 : 0);
qsoundMem[(memPos+i)^0x8000]=s->data8[i];
}
}
s->rendOffQsound=memPos ^ 0x8000;
s->offQSound=memPos^0x8000;
memPos+=length+16;
}
qsoundMemLen=memPos+256;
*/
}
void DivEngine::createNew() {

8
src/engine/engine.h
View File

@ -621,8 +621,8 @@ class DivEngine {
// terminate the engine.
bool quit();
unsigned char* adpcmMem;
size_t adpcmMemLen;
unsigned char* adpcmAMem;
size_t adpcmAMemLen;
unsigned char* adpcmBMem;
size_t adpcmBMemLen;
unsigned char* qsoundMem;
@ -680,8 +680,8 @@ class DivEngine {
totalProcessed(0),
oscBuf{NULL,NULL},
oscSize(1),
adpcmMem(NULL),
adpcmMemLen(0),
adpcmAMem(NULL),
adpcmAMemLen(0),
adpcmBMem(NULL),
adpcmBMemLen(0),
qsoundMem(NULL),

16
src/engine/platform/ym2610Interface.cpp
View File

@ -22,12 +22,16 @@
#include "../engine.h"
uint8_t DivYM2610Interface::ymfm_external_read(ymfm::access_class type, uint32_t address) {
//printf("wants to read from %x\n",address);
if (type!=ymfm::ACCESS_ADPCM_A) return 0;
return parent->adpcmMem[address&0xffffff];
/*if (12*sampleBank+(address>>16)>=parent->song.sampleLen) return 0;
return parent->song.sample[12*sampleBank+(address>>16)]->adpcmRendData[(address&0xffff)];*/
switch (type) {
case ymfm::ACCESS_ADPCM_A:
return parent->adpcmAMem[address&0xffffff];
case ymfm::ACCESS_ADPCM_B:
return parent->adpcmBMem[address&0xffffff];
default:
return 0;
}
return 0;
}
void DivYM2610Interface::ymfm_external_write(ymfm::access_class type, uint32_t address, uint8_t data) {
}
}

18
src/engine/sample.cpp
View File

@ -73,6 +73,7 @@ bool DivSample::save(const char* path) {
return true;
}
// 16-bit memory is padded to 512, to make things easier for ADPCM-A/B.
bool DivSample::initInternal(unsigned char d, int count) {
switch (d) {
case 0: // 1-bit
@ -96,14 +97,14 @@ bool DivSample::initInternal(unsigned char d, int count) {
case 5: // ADPCM-A
if (dataA!=NULL) delete[] dataA;
lengthA=(count+1)/2;
dataA=new unsigned char[lengthA];
memset(dataA,0,lengthA);
dataA=new unsigned char[(lengthA+255)&(~0xff)];
memset(dataA,0,(lengthA+255)&(~0xff));
break;
case 6: // ADPCM-B
if (dataB!=NULL) delete[] dataB;
lengthB=(count+1)/2;
dataB=new unsigned char[lengthB];
memset(dataB,0,lengthB);
dataB=new unsigned char[(lengthB+255)&(~0xff)];
memset(dataB,0,(lengthB+255)&(~0xff));
break;
case 7: // X68000 ADPCM
if (dataX68!=NULL) delete[] dataX68;
@ -132,8 +133,8 @@ bool DivSample::initInternal(unsigned char d, int count) {
case 16: // 16-bit
if (data16!=NULL) delete[] data16;
length16=count*2;
data16=new short[count];
memset(data16,0,count*sizeof(short));
data16=new short[(count+511)&(~0x1ff)];
memset(data16,0,((count+511)&(~0x1ff))*sizeof(short));
break;
default:
return false;
@ -223,13 +224,14 @@ void DivSample::render() {
if (!initInternal(4,samples)) return;
bs_encode(data16,dataQSoundA,samples);
}
// TODO: pad to 256.
if (depth!=5) { // ADPCM-A
if (!initInternal(5,samples)) return;
yma_encode(data16,dataA,samples);
yma_encode(data16,dataA,(samples+511)&(~0x1ff));
}
if (depth!=6) { // ADPCM-B
if (!initInternal(6,samples)) return;
ymb_encode(data16,dataB,samples);
ymb_encode(data16,dataB,(samples+511)&(~0x1ff));
}
if (depth!=7) { // X68000 ADPCM
if (!initInternal(7,samples)) return;

8
src/engine/vgmOps.cpp
View File

@ -928,14 +928,14 @@ SafeWriter* DivEngine::saveVGM(bool* sysToExport, bool loop) {
delete[] pcmMem;
}
if (writeADPCM && adpcmMemLen>0) {
if (writeADPCM && adpcmAMemLen>0) {
w->writeC(0x67);
w->writeC(0x66);
w->writeC(0x82);
w->writeI(adpcmMemLen+8);
w->writeI(adpcmMemLen);
w->writeI(adpcmAMemLen+8);
w->writeI(adpcmAMemLen);
w->writeI(0);
w->write(adpcmMem,adpcmMemLen);
w->write(adpcmAMem,adpcmAMemLen);
}
if (writeQSound && qsoundMemLen>0) {

4
src/gui/gui.cpp
View File

@ -1898,12 +1898,12 @@ void FurnaceGUI::drawStats() {
}
if (!statsOpen) return;
if (ImGui::Begin("Statistics",&statsOpen)) {
String adpcmUsage=fmt::sprintf("%d/16384KB",e->adpcmMemLen/1024);
String adpcmAUsage=fmt::sprintf("%d/16384KB",e->adpcmAMemLen/1024);
String adpcmBUsage=fmt::sprintf("%d/16384KB",e->adpcmBMemLen/1024);
String qsoundUsage=fmt::sprintf("%d/16384KB",e->qsoundMemLen/1024);
ImGui::Text("ADPCM-A");
ImGui::SameLine();
ImGui::ProgressBar(((float)e->adpcmMemLen)/16777216.0f,ImVec2(-FLT_MIN,0),adpcmUsage.c_str());
ImGui::ProgressBar(((float)e->adpcmAMemLen)/16777216.0f,ImVec2(-FLT_MIN,0),adpcmAUsage.c_str());
ImGui::Text("ADPCM-B");
ImGui::SameLine();
ImGui::ProgressBar(((float)e->adpcmBMemLen)/16777216.0f,ImVec2(-FLT_MIN,0),adpcmBUsage.c_str());