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channel mute/solo!

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This commit is contained in:
tildearrow 2021-12-18 03:25:42 -05:00
parent c4c019e593
commit b3b66ecbdb
27 changed files with 416 additions and 48 deletions
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35
src/engine/platform/ym2610ext.cpp
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@ -20,7 +20,9 @@ int DivPlatformYM2610Ext::dispatch(DivCommand c) {
unsigned short baseAddr=chanOffs[1]|opOffs[ordch];
DivInstrumentFM::Operator op=ins->fm.op[ordch];
if (isOutput[ins->fm.alg][ordch]) {
if (isOpMuted[ch]) {
rWrite(baseAddr+0x40,127);
} else if (isOutput[ins->fm.alg][ordch]) {
if (!opChan[ch].active || opChan[ch].insChanged) {
rWrite(baseAddr+0x40,127-(((127-op.tl)*(opChan[ch].vol&0x7f))/127));
}
@ -58,7 +60,9 @@ int DivPlatformYM2610Ext::dispatch(DivCommand c) {
DivInstrument* ins=parent->getIns(opChan[ch].ins);
unsigned short baseAddr=chanOffs[1]|opOffs[ordch];
DivInstrumentFM::Operator op=ins->fm.op[ordch];
if (isOutput[ins->fm.alg][ordch]) {
if (isOpMuted[ch]) {
rWrite(baseAddr+0x40,127);
} else if (isOutput[ins->fm.alg][ordch]) {
rWrite(baseAddr+0x40,127-(((127-op.tl)*(opChan[ch].vol&0x7f))/127));
} else {
rWrite(baseAddr+0x40,op.tl);
@ -233,6 +237,30 @@ void DivPlatformYM2610Ext::tick() {
}
}
void DivPlatformYM2610Ext::muteChannel(int ch, bool mute) {
if (ch<1) {
DivPlatformYM2610::muteChannel(ch,mute);
return;
}
if (ch>4) {
DivPlatformYM2610::muteChannel(ch-3,mute);
return;
}
isOpMuted[ch-1]=mute;
int ordch=orderedOps[ch];
DivInstrument* ins=parent->getIns(opChan[ch].ins);
unsigned short baseAddr=chanOffs[1]|opOffs[ordch];
DivInstrumentFM::Operator op=ins->fm.op[ordch];
if (isOpMuted[ch]) {
rWrite(baseAddr+0x40,127);
} else if (isOutput[ins->fm.alg][ordch]) {
rWrite(baseAddr+0x40,127-(((127-op.tl)*(opChan[ch].vol&0x7f))/127));
} else {
rWrite(baseAddr+0x40,op.tl);
}
}
void DivPlatformYM2610Ext::reset() {
DivPlatformYM2610::reset();
@ -252,6 +280,9 @@ bool DivPlatformYM2610Ext::keyOffAffectsArp(int ch) {
int DivPlatformYM2610Ext::init(DivEngine* parent, int channels, int sugRate, bool pal) {
DivPlatformYM2610::init(parent,channels,sugRate,pal);
for (int i=0; i<4; i++) {
isOpMuted[i]=false;
}
reset();
return 16;