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Improve clocking.

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This commit is contained in:
Thomas Harte 2023-11-21 22:36:11 -05:00
parent 3da3401125
commit bcd4a2216a
1 changed files with 9 additions and 1 deletions
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10
Machines/PCCompatible/PCCompatible.cpp
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@ -54,7 +54,14 @@ struct PCSpeaker {
} }
void set_level() { void set_level() {
toggle.set_output(pit_mask_ ? pit_input_ : level_); // TODO: eliminate complete guess of mixing function here.
const bool new_output = (pit_mask_ & pit_input_) ^ level_;
if(new_output != output_) {
update();
toggle.set_output(new_output);
output_ = new_output;
}
} }
Concurrency::AsyncTaskQueue<false> queue; Concurrency::AsyncTaskQueue<false> queue;
@ -65,6 +72,7 @@ struct PCSpeaker {
bool pit_input_ = false; bool pit_input_ = false;
bool pit_mask_ = false; bool pit_mask_ = false;
bool level_ = false; bool level_ = false;
bool output_ = false;
}; };
class PITObserver { class PITObserver {