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OPL: fix drums mode per-channel osc

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This commit is contained in:
tildearrow 2022-06-29 01:06:31 -05:00
parent 6d26895448
commit 90481cc460
1 changed files with 31 additions and 10 deletions
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21
src/engine/platform/opl.cpp
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@ -299,6 +299,26 @@ void DivPlatformOPL::acquire_nuked(short* bufL, short* bufR, size_t start, size_
} }
} }
if (fm.rhy&0x20) {
for (int i=0; i<melodicChans+1; i++) {
unsigned char ch=outChanMap[i];
if (ch==255) continue;
oscBuf[i]->data[oscBuf[i]->needle]=0;
if (fm.channel[i].out[0]!=NULL) {
oscBuf[i]->data[oscBuf[i]->needle]+=*fm.channel[ch].out[0];
}
if (fm.channel[i].out[1]!=NULL) {
oscBuf[i]->data[oscBuf[i]->needle]+=*fm.channel[ch].out[1];
}
oscBuf[i]->data[oscBuf[i]->needle]<<=1;
oscBuf[i]->needle++;
}
// special
oscBuf[melodicChans+1]->data[oscBuf[melodicChans+1]->needle++]=fm.slot[16].out*6;
oscBuf[melodicChans+2]->data[oscBuf[melodicChans+2]->needle++]=fm.slot[14].out*6;
oscBuf[melodicChans+3]->data[oscBuf[melodicChans+3]->needle++]=fm.slot[17].out*6;
oscBuf[melodicChans+4]->data[oscBuf[melodicChans+4]->needle++]=fm.slot[13].out*6;
} else {
for (int i=0; i<chans; i++) { for (int i=0; i<chans; i++) {
unsigned char ch=outChanMap[i]; unsigned char ch=outChanMap[i];
if (ch==255) continue; if (ch==255) continue;
@ -312,6 +332,7 @@ void DivPlatformOPL::acquire_nuked(short* bufL, short* bufR, size_t start, size_
oscBuf[i]->data[oscBuf[i]->needle]<<=1; oscBuf[i]->data[oscBuf[i]->needle]<<=1;
oscBuf[i]->needle++; oscBuf[i]->needle++;
} }
}
if (os[0]<-32768) os[0]=-32768; if (os[0]<-32768) os[0]=-32768;
if (os[0]>32767) os[0]=32767; if (os[0]>32767) os[0]=32767;