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YM2612: CSM arpeggio and slides

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tildearrow 2022-06-03 16:21:42 -05:00
parent b4a7f0f5b7
commit 71b4bf5fdd
1 changed files with 26 additions and 3 deletions
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29
src/engine/platform/genesis.cpp
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@ -586,8 +586,6 @@ int DivPlatformGenesis::dispatch(DivCommand c) {
chan[c.chan].macroInit(ins); chan[c.chan].macroInit(ins);
chan[c.chan].insChanged=false; chan[c.chan].insChanged=false;
printf("note on CSM\n");
if (c.value!=DIV_NOTE_NULL) { if (c.value!=DIV_NOTE_NULL) {
chan[c.chan].baseFreq=NOTE_PERIODIC(c.value); chan[c.chan].baseFreq=NOTE_PERIODIC(c.value);
chan[c.chan].portaPause=false; chan[c.chan].portaPause=false;
@ -795,6 +793,29 @@ int DivPlatformGenesis::dispatch(DivCommand c) {
} }
break; break;
} }
if (c.chan==7) {
int destFreq=NOTE_PERIODIC(c.value2);
bool return2=false;
if (destFreq>chan[c.chan].baseFreq) {
chan[c.chan].baseFreq+=c.value;
if (chan[c.chan].baseFreq>=destFreq) {
chan[c.chan].baseFreq=destFreq;
return2=true;
}
} else {
chan[c.chan].baseFreq-=c.value;
if (chan[c.chan].baseFreq<=destFreq) {
chan[c.chan].baseFreq=destFreq;
return2=true;
}
}
chan[c.chan].freqChanged=true;
if (return2) {
chan[c.chan].inPorta=false;
return 2;
}
break;
}
if (c.chan>=5 && chan[c.chan].furnaceDac && chan[c.chan].dacMode) { if (c.chan>=5 && chan[c.chan].furnaceDac && chan[c.chan].dacMode) {
int destFreq=parent->calcBaseFreq(1,1,c.value2,false); int destFreq=parent->calcBaseFreq(1,1,c.value2,false);
bool return2=false; bool return2=false;
@ -841,7 +862,9 @@ int DivPlatformGenesis::dispatch(DivCommand c) {
break; break;
} }
case DIV_CMD_LEGATO: { case DIV_CMD_LEGATO: {
if (c.chan>=5 && chan[c.chan].furnaceDac && chan[c.chan].dacMode) { if (c.chan==7) {
chan[c.chan].baseFreq=NOTE_PERIODIC(c.value);
} else if (c.chan>=5 && chan[c.chan].furnaceDac && chan[c.chan].dacMode) {
chan[c.chan].baseFreq=parent->calcBaseFreq(1,1,c.value,false); chan[c.chan].baseFreq=parent->calcBaseFreq(1,1,c.value,false);
} else { } else {
chan[c.chan].baseFreq=NOTE_FNUM_BLOCK(c.value,11); chan[c.chan].baseFreq=NOTE_FNUM_BLOCK(c.value,11);