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save my register writes

This commit is contained in:
tildearrow 2022-01-25 16:52:55 -05:00
parent 3672ceccb7
commit c7ee0ce642
2 changed files with 11 additions and 1 deletions
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11
src/engine/platform/sms.cpp
View File

@ -4,7 +4,7 @@
#define FREQ_BASE 1712.0f
#define rWrite(v) {sn->write(v); if (dumpWrites) {addWrite(0x200,v);} }
#define rWrite(v) {if (!skipRegisterWrites) {sn->write(v); if (dumpWrites) {addWrite(0x200,v);}}}
void DivPlatformSMS::acquire(short* bufL, short* bufR, size_t start, size_t len) {
sn->sound_stream_update(bufL+start,len);
@ -178,6 +178,15 @@ void DivPlatformSMS::muteChannel(int ch, bool mute) {
if (chan[ch].active) rWrite(0x90|ch<<5|(isMuted[ch]?15:(15-(chan[ch].outVol&15))));
}
void DivPlatformSMS::forceIns() {
for (int i=0; i<4; i++) {
if (chan[i].active) {
chan[i].insChanged=true;
chan[i].freqChanged=true;
}
}
}
void DivPlatformSMS::reset() {
for (int i=0; i<4; i++) {
chan[i]=DivPlatformSMS::Channel();

1
src/engine/platform/sms.h
View File

@ -36,6 +36,7 @@ class DivPlatformSMS: public DivDispatch {
void acquire(short* bufL, short* bufR, size_t start, size_t len);
int dispatch(DivCommand c);
void reset();
void forceIns();
void tick();
void muteChannel(int ch, bool mute);
bool keyOffAffectsArp(int ch);