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OPZ: fix fixed frequency effects

This commit is contained in:
tildearrow 2022-05-06 00:09:49 -05:00
parent 5974e8c045
commit 509e46417f
1 changed files with 2 additions and 1 deletions
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3
src/engine/platform/tx81z.cpp
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@ -919,12 +919,13 @@ int DivPlatformTX81Z::dispatch(DivCommand c) {
}
case DIV_CMD_FM_FIXFREQ: {
if (c.value<0 || c.value>3) break;
printf("fixfreq %x\n",c.value2);
unsigned short baseAddr=chanOffs[c.chan]|opOffs[orderedOps[c.value]];
DivInstrumentFM::Operator& op=chan[c.chan].state.op[orderedOps[c.value]];
op.egt=(c.value2>0);
rWrite(baseAddr+ADDR_RS_AR,(op.ar&31)|(op.egt<<5)|(op.rs<<6));
if (op.egt) {
rWrite(baseAddr+ADDR_MULT_DT,((c.value2>>4)&15)|((c.value2>>8)&7));
rWrite(baseAddr+ADDR_MULT_DT,((c.value2>>4)&15)|(((c.value2>>8)&7)<<4));
rWrite(baseAddr+ADDR_WS_FINE,(c.value2&15)|(op.ws<<4));
} else {
rWrite(baseAddr+ADDR_MULT_DT,(op.mult&15)|((op.egt?(op.dt&7):dtTable[op.dt&7])<<4));