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Genesis: better DAC write algorithm

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only write DAC if there aren't too many queued writes
This commit is contained in:
tildearrow 2022-03-27 01:47:27 -05:00
parent 1c98748a88
commit 5dac609d92
2 changed files with 7 additions and 3 deletions
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8
src/engine/platform/genesis.cpp
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@ -92,7 +92,9 @@ void DivPlatformGenesis::acquire_nuked(short* bufL, short* bufR, size_t start, s
DivSample* s=parent->getSample(dacSample);
if (s->samples>0) {
if (!isMuted[5]) {
urgentWrite(0x2a,(unsigned char)s->data8[dacPos]+0x80);
if (writes.size()<16) {
urgentWrite(0x2a,(unsigned char)s->data8[dacPos]+0x80);
}
}
if (++dacPos>=s->samples) {
if (s->loopStart>=0 && s->loopStart<(int)s->samples) {
@ -159,7 +161,9 @@ void DivPlatformGenesis::acquire_ymfm(short* bufL, short* bufR, size_t start, si
DivSample* s=parent->getSample(dacSample);
if (s->samples>0) {
if (!isMuted[5]) {
urgentWrite(0x2a,(unsigned char)s->data8[dacPos]+0x80);
if (writes.size()<16) {
urgentWrite(0x2a,(unsigned char)s->data8[dacPos]+0x80);
}
}
if (++dacPos>=s->samples) {
if (s->loopStart>=0 && s->loopStart<(int)s->samples) {