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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/nds.cpp
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@ -160,7 +160,7 @@ void DivPlatformNDS::tick(bool sysTick) {
case DIV_SAMPLE_DEPTH_16BIT: ctrl=0x20; break;
default: break;
}
double off=(s->centerRate>=1)?(8363.0/(double)s->centerRate):1.0;
double off=(s->centerRate>=1)?(parent->getCenterRate()/(double)s->centerRate):1.0;
chan[i].freq=0x10000-(off*parent->calcFreq(chan[i].baseFreq,chan[i].pitch,chan[i].fixedArp?chan[i].baseNoteOverride:chan[i].arpOff,chan[i].fixedArp,true,0,chan[i].pitch2,chipClock,CHIP_DIVIDER));
if (chan[i].freq<0) chan[i].freq=0;
if (chan[i].freq>65535) chan[i].freq=65535;