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per-channel oscilloscope, part 4

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OPM, OPN2, OPLL and SN
plus hide unimplemented channels
This commit is contained in:
tildearrow 2022-04-30 22:59:26 -05:00
parent ddcd486c61
commit e1fd16637c
15 changed files with 143 additions and 24 deletions
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51
src/engine/platform/arcade.cpp
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@ -143,23 +143,29 @@ void DivPlatformArcade::acquire_nuked(short* bufL, short* bufR, size_t start, si
static int o[2];
for (size_t h=start; h<start+len; h++) {
if (!writes.empty() && !fm.write_busy) {
QueuedWrite& w=writes.front();
if (w.addrOrVal) {
OPM_Write(&fm,1,w.val);
regPool[w.addr&0xff]=w.val;
//printf("write: %x = %.2x\n",w.addr,w.val);
writes.pop();
} else {
OPM_Write(&fm,0,w.addr);
w.addrOrVal=true;
for (int i=0; i<8; i++) {
if (!writes.empty() && !fm.write_busy) {
QueuedWrite& w=writes.front();
if (w.addrOrVal) {
OPM_Write(&fm,1,w.val);
regPool[w.addr&0xff]=w.val;
//printf("write: %x = %.2x\n",w.addr,w.val);
writes.pop();
} else {
OPM_Write(&fm,0,w.addr);
w.addrOrVal=true;
}
}
OPM_Clock(&fm,NULL,NULL,NULL,NULL);
OPM_Clock(&fm,NULL,NULL,NULL,NULL);
OPM_Clock(&fm,NULL,NULL,NULL,NULL);
OPM_Clock(&fm,o,NULL,NULL,NULL);
}
for (int i=0; i<8; i++) {
oscBuf[i]->data[oscBuf[i]->needle++]=fm.ch_out[i];
}
OPM_Clock(&fm,NULL,NULL,NULL,NULL);
OPM_Clock(&fm,NULL,NULL,NULL,NULL);
OPM_Clock(&fm,NULL,NULL,NULL,NULL);
OPM_Clock(&fm,o,NULL,NULL,NULL);
if (o[0]<-32768) o[0]=-32768;
if (o[0]>32767) o[0]=32767;
@ -725,6 +731,10 @@ void* DivPlatformArcade::getChanState(int ch) {
return &chan[ch];
}
DivDispatchOscBuffer* DivPlatformArcade::getOscBuffer(int ch) {
return oscBuf[ch];
}
unsigned char* DivPlatformArcade::getRegisterPool() {
return regPool;
}
@ -792,10 +802,9 @@ void DivPlatformArcade::setFlags(unsigned int flags) {
chipClock=COLOR_NTSC;
baseFreqOff=0;
}
if (useYMFM) {
rate=chipClock/64;
} else {
rate=chipClock/8;
rate=chipClock/64;
for (int i=0; i<8; i++) {
oscBuf[i]->rate=rate;
}
}
@ -813,6 +822,7 @@ int DivPlatformArcade::init(DivEngine* p, int channels, int sugRate, unsigned in
skipRegisterWrites=false;
for (int i=0; i<8; i++) {
isMuted[i]=false;
oscBuf[i]=new DivDispatchOscBuffer;
}
setFlags(flags);
if (useYMFM) fm_ymfm=new ymfm::ym2151(iface);
@ -822,6 +832,9 @@ int DivPlatformArcade::init(DivEngine* p, int channels, int sugRate, unsigned in
}
void DivPlatformArcade::quit() {
for (int i=0; i<8; i++) {
delete oscBuf[i];
}
if (useYMFM) {
delete fm_ymfm;
}