ProgressMeasurement.cpp

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#include "storm/utility/ProgressMeasurement.h"
 
#include <limits>
#include <sstream>
 
#include "storm/utility/macros.h"
 
namespace storm {
namespace utility {
 
ProgressMeasurement::ProgressMeasurement(std::string const& itemName, uint64_t delay)
    : delay(delay), itemName(itemName), maxCount(std::numeric_limits<uint64_t>::max()) {}
 
void ProgressMeasurement::startNewMeasurement(uint64_t startCount) {
    lastDisplayedCount = startCount;
    timeOfStart = std::chrono::high_resolution_clock::now();
    timeOfLastMessage = timeOfStart;
}
 
bool ProgressMeasurement::updateProgress(uint64_t count) {
    bool progressPrinted = false;
    STORM_LOG_PROGRESS_LAZY([this, count, &progressPrinted](std::ostream& stream) {
        progressPrinted = updateProgress(count, stream);
        return progressPrinted;
    });
    return progressPrinted;
}
 
bool ProgressMeasurement::updateProgress(uint64_t count, std::ostream& outstream) {
    auto now = std::chrono::high_resolution_clock::now();
    // Get the duration since the last message in milliseconds.
    auto durationSinceLastMessage = static_cast<uint64_t>(std::chrono::duration_cast<std::chrono::milliseconds>(now - this->timeOfLastMessage).count());
    if (durationSinceLastMessage >= this->delay * 1000) {
        double itemsPerSecond = (static_cast<double>(count - this->lastDisplayedCount) * 1000.0 / static_cast<double>(durationSinceLastMessage));
        outstream << "Completed " << count << " " << itemName << " " << (this->isMaxCountSet() ? "(out of " + std::to_string(this->getMaxCount()) + ") " : "")
                  << "in " << std::chrono::duration_cast<std::chrono::seconds>(now - timeOfStart).count() << "s (currently " << itemsPerSecond << " "
                  << itemName << " per second).\n";
        timeOfLastMessage = std::chrono::high_resolution_clock::now();
        lastDisplayedCount = count;
        return true;
    }
    return false;
}
 
bool ProgressMeasurement::isMaxCountSet() const {
    return this->maxCount < std::numeric_limits<uint64_t>::max();
}
 
uint64_t ProgressMeasurement::getMaxCount() const {
    STORM_LOG_ASSERT(this->isMaxCountSet(), "Tried to get the maximal count but it was not set before.");
    return this->maxCount;
}
 
void ProgressMeasurement::setMaxCount(uint64_t maxCount) {
    this->maxCount = maxCount;
}
 
void ProgressMeasurement::unsetMaxCount() {
    this->maxCount = std::numeric_limits<uint64_t>::max();
}
 
uint64_t ProgressMeasurement::getShowProgressDelay() const {
    return this->delay;
}
 
void ProgressMeasurement::setShowProgressDelay(uint64_t delay) {
    this->delay = delay;
}
 
std::string const& ProgressMeasurement::getItemName() const {
    return this->itemName;
}
 
void ProgressMeasurement::setItemName(std::string const& name) {
    this->itemName = name;
}
 
}  // namespace utility
}  // namespace storm