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per-channel oscilloscope, part 7

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YM2610 and YM2610B
only TIA is left
This commit is contained in:
tildearrow 2022-05-01 03:47:04 -05:00
parent 415e490025
commit 47f83c0472
12 changed files with 115 additions and 1 deletions
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43
src/engine/platform/ym2610.cpp
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@ -30,6 +30,10 @@ static unsigned char konOffs[4]={
1, 2, 5, 6
};
static unsigned char bchOffs[4]={
1, 2, 4, 5
};
#define CHIP_DIVIDER 32
const char* regCheatSheetYM2610[]={
@ -337,6 +341,14 @@ double DivPlatformYM2610::NOTE_ADPCMB(int note) {
void DivPlatformYM2610::acquire(short* bufL, short* bufR, size_t start, size_t len) {
static int os[2];
ymfm::ym2612::fm_engine* fme=fm->debug_fm_engine();
ymfm::ssg_engine* ssge=fm->debug_ssg_engine();
ymfm::adpcm_a_engine* aae=fm->debug_adpcm_a_engine();
ymfm::adpcm_b_engine* abe=fm->debug_adpcm_b_engine();
ymfm::ssg_engine::output_data ssgOut;
ymfm::ymfm_output<2> adpcmOut;
for (size_t h=start; h<start+len; h++) {
os[0]=0; os[1]=0;
if (!writes.empty()) {
@ -362,6 +374,26 @@ void DivPlatformYM2610::acquire(short* bufL, short* bufR, size_t start, size_t l
bufL[h]=os[0];
bufR[h]=os[1];
for (int i=0; i<4; i++) {
int ch=bchOffs[i];
oscBuf[i]->data[oscBuf[i]->needle++]=(fme->debug_channel(ch)->debug_output(0)+fme->debug_channel(ch)->debug_output(1));
}
ssge->get_last_out(ssgOut);
for (int i=4; i<7; i++) {
oscBuf[i]->data[oscBuf[i]->needle++]=ssgOut.data[i-4];
}
for (int i=7; i<13; i++) {
adpcmOut.clear();
aae->debug_channel(i-7)->output(adpcmOut);
oscBuf[i]->data[oscBuf[i]->needle++]=adpcmOut.data[0]+adpcmOut.data[1];
}
adpcmOut.clear();
abe->output(adpcmOut,1);
oscBuf[13]->data[oscBuf[13]->needle++]=adpcmOut.data[0]+adpcmOut.data[1];
}
}
@ -1058,6 +1090,10 @@ void* DivPlatformYM2610::getChanState(int ch) {
return &chan[ch];
}
DivDispatchOscBuffer* DivPlatformYM2610::getOscBuffer(int ch) {
return oscBuf[ch];
}
unsigned char* DivPlatformYM2610::getRegisterPool() {
return regPool;
}
@ -1153,9 +1189,13 @@ int DivPlatformYM2610::init(DivEngine* p, int channels, int sugRate, unsigned in
skipRegisterWrites=false;
for (int i=0; i<14; i++) {
isMuted[i]=false;
oscBuf[i]=new DivDispatchOscBuffer;
}
chipClock=8000000;
rate=chipClock/16;
for (int i=0; i<14; i++) {
oscBuf[i]->rate=rate;
}
iface.parent=parent;
iface.sampleBank=0;
fm=new ymfm::ym2610(iface);
@ -1168,6 +1208,9 @@ int DivPlatformYM2610::init(DivEngine* p, int channels, int sugRate, unsigned in
}
void DivPlatformYM2610::quit() {
for (int i=0; i<14; i++) {
delete oscBuf[i];
}
ay->quit();
delete ay;
delete fm;