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OPM/OPZ: invert noise frequencies

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since ymfm is default
This commit is contained in:
tildearrow 2023-08-30 13:46:47 -05:00
parent 63dcacf33d
commit 5a688c58cb
2 changed files with 6 additions and 6 deletions
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6
src/engine/platform/arcade.cpp
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@ -175,7 +175,7 @@ void DivPlatformArcade::tick(bool sysTick) {
if (chan[i].std.duty.had) {
if (chan[i].std.duty.val>0) {
rWrite(0x0f,0x80|(0x20-chan[i].std.duty.val));
rWrite(0x0f,0x80|(chan[i].std.duty.val-1));
} else {
rWrite(0x0f,0);
}
@ -768,9 +768,9 @@ int DivPlatformArcade::dispatch(DivCommand c) {
if (c.chan!=7) break;
if (c.value) {
if (c.value>0x1f) {
rWrite(0x0f,0x80);
rWrite(0x0f,0x80|0x1f);
} else {
rWrite(0x0f,0x80|(0x1f-c.value));
rWrite(0x0f,0x80|(c.value-1));
}
} else {
rWrite(0x0f,0);

6
src/engine/platform/tx81z.cpp
View file

@ -134,7 +134,7 @@ void DivPlatformTX81Z::tick(bool sysTick) {
if (chan[i].std.duty.had) {
if (chan[i].std.duty.val>0) {
rWrite(0x0f,0x80|(0x20-chan[i].std.duty.val));
rWrite(0x0f,0x80|(chan[i].std.duty.val-1));
} else {
rWrite(0x0f,0);
}
@ -865,9 +865,9 @@ int DivPlatformTX81Z::dispatch(DivCommand c) {
if (c.chan!=7) break;
if (c.value) {
if (c.value>0x1f) {
rWrite(0x0f,0x80);
rWrite(0x0f,0x80|0x1f);
} else {
rWrite(0x0f,0x80|(0x1f-c.value));
rWrite(0x0f,0x80|(c.value-1));
}
} else {
rWrite(0x0f,0);