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per-channel oscilloscope, part 5

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SAA1099 (SAASound and MAME), Lynx, MMC5, N163, PC Engine, PC Speaker,
PET, QSound, WonderSwan, VERA, VIC-20, VRC6 and X1-010!
This commit is contained in:
tildearrow 2022-05-01 02:40:03 -05:00
parent dadfd7efee
commit c0e9b48b5b
47 changed files with 345 additions and 38 deletions
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20
src/engine/platform/vrc6.cpp
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@ -97,6 +97,14 @@ void DivPlatformVRC6::acquire(short* bufL, short* bufR, size_t start, size_t len
if (sample<-32768) sample=-32768;
bufL[i]=bufR[i]=sample;
// Oscilloscope buffer part
if (++writeOscBuf>=32) {
writeOscBuf=0;
for (int i=0; i<3; i++) {
oscBuf[i]->data[oscBuf[i]->needle++]=vrc6.chan_out(i)<<10;
}
}
// Command part
while (!writes.empty()) {
QueuedWrite w=writes.front();
@ -427,6 +435,10 @@ void* DivPlatformVRC6::getChanState(int ch) {
return &chan[ch];
}
DivDispatchOscBuffer* DivPlatformVRC6::getOscBuffer(int ch) {
return oscBuf[ch];
}
unsigned char* DivPlatformVRC6::getRegisterPool() {
return regPool;
}
@ -471,6 +483,9 @@ void DivPlatformVRC6::setFlags(unsigned int flags) {
rate=COLOR_NTSC/2.0;
}
chipClock=rate;
for (int i=0; i<3; i++) {
oscBuf[i]->rate=rate/32;
}
}
void DivPlatformVRC6::notifyInsDeletion(void* ins) {
@ -491,8 +506,10 @@ int DivPlatformVRC6::init(DivEngine* p, int channels, int sugRate, unsigned int
parent=p;
dumpWrites=false;
skipRegisterWrites=false;
writeOscBuf=0;
for (int i=0; i<3; i++) {
isMuted[i]=false;
oscBuf[i]=new DivDispatchOscBuffer;
}
setFlags(flags);
reset();
@ -500,6 +517,9 @@ int DivPlatformVRC6::init(DivEngine* p, int channels, int sugRate, unsigned int
}
void DivPlatformVRC6::quit() {
for (int i=0; i<3; i++) {
delete oscBuf[i];
}
}
DivPlatformVRC6::~DivPlatformVRC6() {