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OPL: volume

This commit is contained in:
tildearrow 2022-03-14 01:57:46 -05:00
parent df5c1ae859
commit 32581bb228
1 changed files with 11 additions and 9 deletions
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20
src/engine/platform/opl.cpp
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@ -524,21 +524,23 @@ int DivPlatformOPL::dispatch(DivCommand c) {
if (!chan[c.chan].std.hasVol) {
chan[c.chan].outVol=c.value;
}
/*
for (int i=0; i<4; i++) {
unsigned short baseAddr=chanOffs[c.chan]|opOffs[i];
DivInstrumentFM::Operator& op=chan[c.chan].state.op[i];
int ops=(slots[3][c.chan]!=255 && chan[c.chan].state.ops==4 && oplType==3)?4:2;
for (int i=0; i<ops; i++) {
unsigned char slot=slots[i][c.chan];
if (slot==255) continue;
unsigned short baseAddr=slotMap[slot];
DivInstrumentFM::Operator& op=chan[c.chan].state.op[(ops==4)?orderedOpsL[i]:i];
if (isMuted[c.chan]) {
rWrite(baseAddr+ADDR_TL,127);
rWrite(baseAddr+ADDR_KSL_TL,63|(op.ksl<<6));
} else {
if (isOutput[chan[c.chan].state.alg][i]) {
rWrite(baseAddr+ADDR_TL,127-(((127-op.tl)*(chan[c.chan].outVol&0x7f))/127));
if (isOutputL[ops==4][chan[c.chan].state.alg][i]) {
rWrite(baseAddr+ADDR_KSL_TL,(63-(((63-op.tl)*(chan[c.chan].outVol&0x3f))/63))|(op.ksl<<6));
} else {
rWrite(baseAddr+ADDR_TL,op.tl);
rWrite(baseAddr+ADDR_KSL_TL,op.tl|(op.ksl<<6));
}
}
}
*/
break;
}
case DIV_CMD_GET_VOLUME: {