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Reinstitutes the cap on maximum updating time.

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This commit is contained in:
Thomas Harte 2018-05-16 21:42:05 -04:00
parent 6ab1cf9325
commit 821d40fe74
1 changed files with 3 additions and 1 deletions
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4
Concurrency/BestEffortUpdater.cpp
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@ -39,7 +39,9 @@ void BestEffortUpdater::update() {
const int64_t integer_duration = std::chrono::duration_cast<std::chrono::nanoseconds>(elapsed).count();
if(integer_duration > 0) {
if(delegate_) {
const double duration = static_cast<double>(integer_duration) / 1e9;
// Cap running at 1/5th of a second, to avoid doing a huge amount of work after any
// brief system interruption.
const double duration = std::min(static_cast<double>(integer_duration) / 1e9, 0.2);
delegate_->update(this, duration, has_skipped_);
}
has_skipped_ = false;