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prepare for proper center rate

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the correct rate is 8372Hz rather than 8363Hz
sadly this will require a compat flag so I am not making this change
effective until 0.7

issue #2347
This commit is contained in:
tildearrow 2025-02-06 02:14:21 -05:00
parent b95f9885a4
commit 9dee51851f
39 changed files with 57 additions and 46 deletions
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2
src/engine/platform/ym2610.cpp
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@ -912,7 +912,7 @@ void DivPlatformYM2610::tick(bool sysTick) {
if (chan[adpcmBChanOffs].freqChanged || chan[adpcmBChanOffs].keyOn || chan[adpcmBChanOffs].keyOff) {
if (chan[adpcmBChanOffs].furnacePCM) {
if (chan[adpcmBChanOffs].sample>=0 && chan[adpcmBChanOffs].sample<parent->song.sampleLen) {
double off=65535.0*(double)(parent->getSample(chan[adpcmBChanOffs].sample)->centerRate)/8363.0;
double off=65535.0*(double)(parent->getSample(chan[adpcmBChanOffs].sample)->centerRate)/parent->getCenterRate();
chan[adpcmBChanOffs].freq=parent->calcFreq(chan[adpcmBChanOffs].baseFreq,chan[adpcmBChanOffs].pitch,chan[adpcmBChanOffs].fixedArp?chan[adpcmBChanOffs].baseNoteOverride:chan[adpcmBChanOffs].arpOff,chan[adpcmBChanOffs].fixedArp,false,4,chan[adpcmBChanOffs].pitch2,(double)chipClock/144,off);
} else {
chan[adpcmBChanOffs].freq=0;