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NES: fix arp macro

This commit is contained in:
tildearrow 2022-12-28 23:04:12 -05:00
parent 893b48b9bb
commit 37c2ea3097
1 changed files with 14 additions and 3 deletions
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17
src/engine/platform/nes.cpp
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@ -271,9 +271,20 @@ void DivPlatformNES::tick(bool sysTick) {
if (chan[i].freqChanged || chan[i].keyOn || chan[i].keyOff) {
if (i==3) { // noise
int ntPos=chan[i].baseFreq;
if (ntPos<0) ntPos=0;
if (ntPos>252) ntPos=252;
chan[i].freq=(parent->song.properNoiseLayout)?(15-(chan[i].baseFreq&15)):(noiseTable[ntPos]);
if (NEW_ARP_STRAT) {
if (chan[i].fixedArp) {
ntPos=chan[i].baseNoteOverride;
} else {
ntPos+=chan[i].arpOff;
}
}
if (parent->song.properNoiseLayout) {
if (ntPos<0) ntPos=0;
if (ntPos>252) ntPos=252;
chan[i].freq=noiseTable[ntPos];
} else {
chan[i].freq=15-(ntPos&15);
}
} else {
chan[i].freq=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)-1;
if (chan[i].freq>2047) chan[i].freq=2047;