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VGM export: PCE samples (kinda)

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This commit is contained in:
tildearrow 2022-01-24 18:04:09 -05:00
parent cda191afee
commit 511b6ba0be
2 changed files with 50 additions and 2 deletions
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15
src/engine/platform/pce.cpp
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@ -133,6 +133,7 @@ void DivPlatformPCE::tick() {
chan[i].freq=parent->calcFreq(chan[i].baseFreq,chan[i].pitch,true);
if (chan[i].furnaceDac) {
chan[i].dacRate=chan[i].freq;
if (dumpWrites) addWrite(0xffff0001+(i<<8),1789773/chan[i].dacRate);
}
if (chan[i].freq>4095) chan[i].freq=4095;
if (chan[i].note>0x5d) chan[i].freq=0x01;
@ -170,7 +171,13 @@ int DivPlatformPCE::dispatch(DivCommand c) {
chan[c.chan].dacSample=ins->amiga.initSample;
if (chan[c.chan].dacSample<0 || chan[c.chan].dacSample>=parent->song.sampleLen) {
chan[c.chan].dacSample=-1;
if (dumpWrites) addWrite(0xffff0002+(c.chan<<8),0);
break;
} else {
if (dumpWrites) {
chWrite(c.chan,0x04,0xdf);
addWrite(0xffff0000+(c.chan<<8),chan[c.chan].dacSample);
}
}
chan[c.chan].dacPos=0;
chan[c.chan].dacPeriod=0;
@ -186,11 +193,18 @@ int DivPlatformPCE::dispatch(DivCommand c) {
chan[c.chan].dacSample=12*sampleBank+c.value%12;
if (chan[c.chan].dacSample>=parent->song.sampleLen) {
chan[c.chan].dacSample=-1;
if (dumpWrites) addWrite(0xffff0002+(c.chan<<8),0);
break;
} else {
if (dumpWrites) addWrite(0xffff0000+(c.chan<<8),chan[c.chan].dacSample);
}
chan[c.chan].dacPos=0;
chan[c.chan].dacPeriod=0;
chan[c.chan].dacRate=1789773/parent->song.sample[chan[c.chan].dacSample]->rate;
if (dumpWrites) {
chWrite(c.chan,0x04,0xdf);
addWrite(0xffff0001+(c.chan<<8),1789773/chan[c.chan].dacRate);
}
chan[c.chan].furnaceDac=false;
}
break;
@ -209,6 +223,7 @@ int DivPlatformPCE::dispatch(DivCommand c) {
}
case DIV_CMD_NOTE_OFF:
chan[c.chan].dacSample=-1;
if (dumpWrites) addWrite(0xffff0002+(c.chan<<8),0);
chan[c.chan].pcm=false;
chan[c.chan].active=false;
chan[c.chan].keyOff=true;