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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/genesis.cpp
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@ -299,7 +299,16 @@ void DivPlatformGenesis::tick() {
immWrite(chanOffs[i]+ADDR_FREQH,freqt>>8);
immWrite(chanOffs[i]+ADDR_FREQ,freqt&0xff);
if (chan[i].furnaceDac) {
dacRate=(1280000*1.25)/chan[i].baseFreq;
double off=1.0;
if (dacSample>=0 && dacSample<parent->song.sampleLen) {
DivSample* s=parent->song.sample[dacSample];
if (s->centerRate<1) {
off=1.0;
} else {
off=8363.0/(double)s->centerRate;
}
}
dacRate=(1280000*1.25*off)/chan[i].baseFreq;
if (dumpWrites) addWrite(0xffff0001,1280000/dacRate);
}
chan[i].freqChanged=false;