etc
/
furnace
mirror of https://github.com/tildearrow/furnace.git
0
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

YM2612: implement DualPCM macros

This commit is contained in:
tildearrow 2022-06-29 00:49:11 -05:00
parent 70239f879a
commit aaf02103f6
1 changed files with 23 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

25
src/engine/platform/genesis.cpp
View File

@ -342,13 +342,17 @@ void DivPlatformGenesis::acquire(short* bufL, short* bufR, size_t start, size_t
}
void DivPlatformGenesis::tick(bool sysTick) {
for (int i=0; i<6; i++) {
for (int i=0; i<7; i++) {
if (i==2 && extMode) continue;
chan[i].std.next();
if (chan[i].std.vol.had) {
chan[i].outVol=VOL_SCALE_LOG(chan[i].vol,MIN(127,chan[i].std.vol.val),127);
for (int j=0; j<4; j++) {
int inVol=chan[i].std.vol.val;
if (chan[i].furnaceDac && inVol>0) {
inVol+=63;
}
chan[i].outVol=VOL_SCALE_LOG(chan[i].vol,MIN(127,inVol),127);
if (i<6) for (int j=0; j<4; j++) {
unsigned short baseAddr=chanOffs[i]|opOffs[j];
DivInstrumentFM::Operator& op=chan[i].state.op[j];
if (isMuted[i]) {
@ -381,8 +385,10 @@ void DivPlatformGenesis::tick(bool sysTick) {
if (chan[i].std.panL.had) {
chan[i].pan=chan[i].std.panL.val&3;
if (i<6) {
rWrite(chanOffs[i]+ADDR_LRAF,(IS_REALLY_MUTED(i)?0:(chan[i].pan<<6))|(chan[i].state.fms&7)|((chan[i].state.ams&3)<<4));
}
}
if (chan[i].std.pitch.had) {
if (chan[i].std.pitch.mode) {
@ -394,6 +400,8 @@ void DivPlatformGenesis::tick(bool sysTick) {
chan[i].freqChanged=true;
}
if (i>=6) continue;
if (chan[i].std.phaseReset.had) {
if (chan[i].std.phaseReset.val==1 && chan[i].active) {
chan[i].keyOn=true;
@ -634,9 +642,20 @@ int DivPlatformGenesis::dispatch(DivCommand c) {
chan[c.chan].dacPeriod=0;
if (c.value!=DIV_NOTE_NULL) {
chan[c.chan].baseFreq=parent->calcBaseFreq(1,1,c.value,false);
chan[c.chan].portaPause=false;
chan[c.chan].note=c.value;
chan[c.chan].freqChanged=true;
}
chan[c.chan].furnaceDac=true;
chan[c.chan].macroInit(ins);
if (!chan[c.chan].std.vol.will) {
chan[c.chan].outVol=chan[c.chan].vol;
}
// ???
//chan[c.chan].keyOn=true;
chan[c.chan].active=true;
} else { // compatible mode
if (c.value!=DIV_NOTE_NULL) {
chan[c.chan].note=c.value;