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fix issue #1371

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This commit is contained in:
tildearrow 2023-08-24 03:25:38 -05:00
parent 31335b95c9
commit d240066df8
13 changed files with 68 additions and 21 deletions
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13
src/engine/platform/ym2608ext.cpp
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@ -156,6 +156,7 @@ int DivPlatformYM2608Ext::dispatch(DivCommand c) {
}
}
rWrite(chanOffs[2]+0xb4,(IS_EXTCH_MUTED?0:(opChan[ch].pan<<6))|(chan[2].state.fms&7)|((chan[2].state.ams&3)<<4));
lastExtChPan=opChan[ch].pan;
break;
}
case DIV_CMD_PITCH: {
@ -752,7 +753,13 @@ DivMacroInt* DivPlatformYM2608Ext::getChanMacroInt(int ch) {
unsigned short DivPlatformYM2608Ext::getPan(int ch) {
if (ch>=4+extChanOffs) return DivPlatformYM2608::getPan(ch-3);
if (ch>=extChanOffs) return ((opChan[0].pan<<7)&1)|(opChan[0].pan&1);
if (ch>=extChanOffs) {
if (extMode) {
return ((lastExtChPan&2)<<7)|(lastExtChPan&1);
} else {
return DivPlatformYM2608::getPan(extChanOffs);
}
}
return DivPlatformYM2608::getPan(ch);
}
@ -772,7 +779,9 @@ void DivPlatformYM2608Ext::reset() {
opChan[i].outVol=127;
}
// channel 2 mode
lastExtChPan=3;
// channel 3 mode
immWrite(0x27,0x40);
extMode=true;
}