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neo geo: ADPCM!!

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This commit is contained in:
tildearrow 2021-12-10 22:51:50 -05:00
parent a95ee7b7ba
commit fbd94bbce9
3 changed files with 11 additions and 4 deletions
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10
src/engine/platform/ym2610.cpp
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@ -187,10 +187,10 @@ int DivPlatformYM2610::dispatch(DivCommand c) {
}
writes.emplace(0x110+c.chan-7,0);
writes.emplace(0x118+c.chan-7,c.value%12);
int sampleLen=(parent->song.sample[12*sampleBank+c.value%12]->rendLength+255)>>8;
int sampleLen=(parent->song.sample[12*sampleBank+c.value%12]->adpcmRendLength-1)>>8;
writes.emplace(0x120+c.chan-7,sampleLen&0xff);
writes.emplace(0x128+c.chan-7,(c.value%12)+(sampleLen>>8));
writes.emplace(0x108+c.chan-7,0xff);
writes.emplace(0x108+(c.chan-7),0xc0|chan[c.chan].vol);
writes.emplace(0x100,0x00|(1<<(c.chan-7)));
break;
}
@ -251,7 +251,11 @@ int DivPlatformYM2610::dispatch(DivCommand c) {
case DIV_CMD_VOLUME: {
chan[c.chan].vol=c.value;
DivInstrument* ins=parent->getIns(chan[c.chan].ins);
if (c.chan>3) {
if (c.chan>6) { // ADPCM
writes.emplace(0x108+(c.chan-7),0xc0|chan[c.chan].vol);
break;
}
if (c.chan>3) { // PSG
if (!chan[c.chan].std.hasVol) {
chan[c.chan].outVol=c.value;
}