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Genesis: fix extended channel 3 muting

This commit is contained in:
tildearrow 2022-02-02 02:46:29 -05:00
parent cbf66b1e62
commit 9c33abaa19
1 changed files with 8 additions and 2 deletions
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10
src/engine/platform/genesisext.cpp
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@ -210,12 +210,18 @@ void DivPlatformGenesisExt::muteChannel(int ch, bool mute) {
int ordch=orderedOps[ch-2];
unsigned short baseAddr=chanOffs[2]|opOffs[ordch];
DivInstrumentFM::Operator op=chan[2].state.op[ordch];
if (isOpMuted[ch]) {
printf("mute op %d\n",ordch);
if (isOpMuted[ch-2]) {
rWrite(baseAddr+0x40,127);
immWrite(baseAddr+0x40,127);
printf("muting\n");
} else if (isOutput[chan[2].state.alg][ordch]) {
rWrite(baseAddr+0x40,127-(((127-op.tl)*(opChan[ch].vol&0x7f))/127));
rWrite(baseAddr+0x40,127-(((127-op.tl)*(opChan[ch-2].vol&0x7f))/127));
immWrite(baseAddr+0x40,127-(((127-op.tl)*(opChan[ch-2].vol&0x7f))/127));
} else {
rWrite(baseAddr+0x40,op.tl);
immWrite(baseAddr+0x40,op.tl);
printf("unmuting non-out\n");
}
}