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actually implement pitch of C-4

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tildearrow 2022-02-04 03:29:40 -05:00
parent 6a29ee63f5
commit 902febe298
7 changed files with 71 additions and 15 deletions
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11
src/engine/platform/pce.cpp
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@ -154,7 +154,16 @@ void DivPlatformPCE::tick() {
//DivInstrument* ins=parent->getIns(chan[i].ins);
chan[i].freq=parent->calcFreq(chan[i].baseFreq,chan[i].pitch,true);
if (chan[i].furnaceDac) {
chan[i].dacRate=(chipClock/2)/chan[i].freq;
double off=1.0;
if (chan[i].dacSample>=0 && chan[i].dacSample<parent->song.sampleLen) {
DivSample* s=parent->song.sample[chan[i].dacSample];
if (s->centerRate<1) {
off=1.0;
} else {
off=8363.0/(double)s->centerRate;
}
}
chan[i].dacRate=((double)chipClock/2)/(off*chan[i].freq);
if (dumpWrites) addWrite(0xffff0001+(i<<8),chan[i].dacRate);
}
if (chan[i].freq>4095) chan[i].freq=4095;