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even more improvements to low-latency mode

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This commit is contained in:
tildearrow 2022-04-15 15:01:11 -05:00
parent 45460df96d
commit fd3d57b1cb
75 changed files with 98 additions and 88 deletions
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16
src/engine/platform/c64.cpp
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@ -122,7 +122,7 @@ void DivPlatformC64::updateFilter() {
rWrite(0x18,(filtControl<<4)|vol);
}
void DivPlatformC64::tick() {
void DivPlatformC64::tick(bool sysTick) {
for (int i=0; i<3; i++) {
chan[i].std.next();
if (chan[i].std.vol.had) {
@ -166,12 +166,14 @@ void DivPlatformC64::tick() {
rWrite(i*7+2,chan[i].duty&0xff);
rWrite(i*7+3,chan[i].duty>>8);
}
if (chan[i].testWhen>0) {
if (--chan[i].testWhen<1) {
if (!chan[i].resetMask) {
rWrite(i*7+5,0);
rWrite(i*7+6,0);
rWrite(i*7+4,(chan[i].wave<<4)|8|(chan[i].ring<<2)|(chan[i].sync<<1));
if (sysTick) {
if (chan[i].testWhen>0) {
if (--chan[i].testWhen<1) {
if (!chan[i].resetMask) {
rWrite(i*7+5,0);
rWrite(i*7+6,0);
rWrite(i*7+4,(chan[i].wave<<4)|8|(chan[i].ring<<2)|(chan[i].sync<<1));
}
}
}
}