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SCC: acquireDirect()

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This commit is contained in:
tildearrow 2025-03-06 19:06:45 -05:00
parent 7a6f6a6745
commit c2228cd74b
7 changed files with 94 additions and 105 deletions
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48
src/engine/platform/scc.cpp
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@ -81,19 +81,17 @@ const char** DivPlatformSCC::getRegisterSheet() {
}
void DivPlatformSCC::acquire(short** buf, size_t len) {
}
void DivPlatformSCC::acquireDirect(blip_buffer_t** bb, size_t len) {
for (int i=0; i<5; i++) {
oscBuf[i]->begin(len);
}
for (size_t h=0; h<len; h++) {
scc->tick(coreQuality);
short out=(short)scc->out()<<5;
buf[0][h]=out;
for (int i=0; i<5; i++) {
oscBuf[i]->putSample(h,scc->voice_out(i)<<7);
}
}
scc->tick(len,bb[0],oscBuf);
//for (int i=0; i<5; i++) {
// oscBuf[i]->putSample(h,scc->voice_out(i)<<7);
//}
for (int i=0; i<5; i++) {
oscBuf[i]->end(len);
@ -346,6 +344,10 @@ int DivPlatformSCC::getOutputCount() {
return 1;
}
bool DivPlatformSCC::hasAcquireDirect() {
return true;
}
void DivPlatformSCC::notifyWaveChange(int wave) {
for (int i=0; i<5; i++) {
if (chan[i].wave==wave) {
@ -391,38 +393,12 @@ void DivPlatformSCC::setFlags(const DivConfig& flags) {
break;
}
CHECK_CUSTOM_CLOCK;
rate=chipClock/(coreQuality>>1);
rate=chipClock*2;
for (int i=0; i<5; i++) {
oscBuf[i]->setRate(rate);
}
}
void DivPlatformSCC::setCoreQuality(unsigned char q) {
switch (q) {
case 0:
coreQuality=128;
break;
case 1:
coreQuality=64;
break;
case 2:
coreQuality=32;
break;
case 3:
coreQuality=16;
break;
case 4:
coreQuality=8;
break;
case 5:
coreQuality=2;
break;
default:
coreQuality=16;
break;
}
}
int DivPlatformSCC::init(DivEngine* p, int channels, int sugRate, const DivConfig& flags) {
parent=p;
dumpWrites=false;