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Move renderSamples() to DivDispatch implementations.

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To prevent rendering samples for systems that are not in use.

Additionally, it gives the systems more flexibility to render the samples
according to their specific configuration.
This commit is contained in:
Laurens Holst 2022-05-01 19:57:44 +02:00
parent 58fe971a3c
commit 7f0074511c
16 changed files with 327 additions and 219 deletions
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85
src/engine/platform/ym2610.cpp
View file

@ -20,6 +20,7 @@
#include "ym2610.h"
#include "sound/ymfm/ymfm.h"
#include "../engine.h"
#include "../../ta-log.h"
#include <string.h>
#include <math.h>
@ -245,6 +246,85 @@ const char* regCheatSheetYM2610[]={
NULL
};
const void* DivPlatformYM2610Base::getSampleMem(int index) {
return index == 0 ? adpcmAMem : index == 1 ? adpcmBMem : NULL;
}
size_t DivPlatformYM2610Base::getSampleMemCapacity(int index) {
return index == 0 ? 16777216 : index == 1 ? 16777216 : 0;
}
size_t DivPlatformYM2610Base::getSampleMemUsage(int index) {
return index == 0 ? adpcmAMemLen : index == 1 ? adpcmBMemLen : 0;
}
void DivPlatformYM2610Base::renderSamples() {
memset(adpcmAMem,0,getSampleMemCapacity(0));
size_t memPos=0;
for (int i=0; i<parent->song.sampleLen; i++) {
DivSample* s=parent->song.sample[i];
int paddedLen=(s->lengthA+255)&(~0xff);
if ((memPos&0xf00000)!=((memPos+paddedLen)&0xf00000)) {
memPos=(memPos+0xfffff)&0xf00000;
}
if (memPos>=getSampleMemCapacity(0)) {
logW("out of ADPCM-A memory for sample %d!",i);
break;
}
if (memPos+paddedLen>=getSampleMemCapacity(0)) {
memcpy(adpcmAMem+memPos,s->dataA,getSampleMemCapacity(0)-memPos);
logW("out of ADPCM-A memory for sample %d!",i);
} else {
memcpy(adpcmAMem+memPos,s->dataA,paddedLen);
}
s->offA=memPos;
memPos+=paddedLen;
}
adpcmAMemLen=memPos+256;
memset(adpcmBMem,0,getSampleMemCapacity(1));
memPos=0;
for (int i=0; i<parent->song.sampleLen; i++) {
DivSample* s=parent->song.sample[i];
int paddedLen=(s->lengthB+255)&(~0xff);
if ((memPos&0xf00000)!=((memPos+paddedLen)&0xf00000)) {
memPos=(memPos+0xfffff)&0xf00000;
}
if (memPos>=getSampleMemCapacity(1)) {
logW("out of ADPCM-B memory for sample %d!",i);
break;
}
if (memPos+paddedLen>=getSampleMemCapacity(1)) {
memcpy(adpcmBMem+memPos,s->dataB,getSampleMemCapacity(1)-memPos);
logW("out of ADPCM-B memory for sample %d!",i);
} else {
memcpy(adpcmBMem+memPos,s->dataB,paddedLen);
}
s->offB=memPos;
memPos+=paddedLen;
}
adpcmBMemLen=memPos+256;
}
int DivPlatformYM2610Base::init(DivEngine* p, int channels, int sugRate, unsigned int flags) {
parent=p;
adpcmAMem=new unsigned char[getSampleMemCapacity(0)];
adpcmAMemLen=0;
adpcmBMem=new unsigned char[getSampleMemCapacity(1)];
adpcmBMemLen=0;
iface.adpcmAMem=adpcmAMem;
iface.adpcmBMem=adpcmBMem;
iface.sampleBank=0;
return 0;
}
void DivPlatformYM2610Base::quit() {
delete[] adpcmAMem;
delete[] adpcmBMem;
}
const char** DivPlatformYM2610::getRegisterSheet() {
return regCheatSheetYM2610;
}
@ -1185,7 +1265,7 @@ void DivPlatformYM2610::setSkipRegisterWrites(bool value) {
}
int DivPlatformYM2610::init(DivEngine* p, int channels, int sugRate, unsigned int flags) {
parent=p;
DivPlatformYM2610Base::init(p, channels, sugRate, flags);
dumpWrites=false;
skipRegisterWrites=false;
for (int i=0; i<14; i++) {
@ -1197,8 +1277,6 @@ int DivPlatformYM2610::init(DivEngine* p, int channels, int sugRate, unsigned in
for (int i=0; i<14; i++) {
oscBuf[i]->rate=rate;
}
iface.parent=parent;
iface.sampleBank=0;
fm=new ymfm::ym2610(iface);
// YM2149, 2MHz
ay=new DivPlatformAY8910;
@ -1215,6 +1293,7 @@ void DivPlatformYM2610::quit() {
ay->quit();
delete ay;
delete fm;
DivPlatformYM2610Base::quit();
}
DivPlatformYM2610::~DivPlatformYM2610() {