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WonderSwan: fix noise phase reset

This commit is contained in:
tildearrow 2022-04-25 18:07:49 -05:00
parent 3e1c2197eb
commit 2e52a2855c
1 changed files with 8 additions and 6 deletions
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14
src/engine/platform/swan.cpp
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@ -226,12 +226,14 @@ void DivPlatformSwan::tick(bool sysTick) {
}
}
if (chan[3].std.duty.had) {
noise=chan[3].std.duty.val;
if (noise>0) {
rWrite(0x0e,((noise-1)&0x07)|0x18);
sndCtrl|=0x80;
} else {
sndCtrl&=~0x80;
if (noise!=chan[3].std.duty.val) {
noise=chan[3].std.duty.val;
if (noise>0) {
rWrite(0x0e,((noise-1)&0x07)|0x18);
sndCtrl|=0x80;
} else {
sndCtrl&=~0x80;
}
}
}
rWrite(0x10,sndCtrl);