fsfw/timemanager/Stopwatch.cpp
Robin.Mueller e0e1e64a09 various changes, stopwatch
Semaphore: Some bugfixes, some constructors added
Stopwatch: First implementation, can measure in ms(double) and
ms(normal)
2020-04-08 18:08:14 +02:00

63 lines
1.7 KiB
C++

/**
* @file Stopwatch.cpp
*
* @date 08.04.2020
*/
#include <framework/timemanager/Stopwatch.h>
#include <framework/serviceinterface/ServiceInterfaceStream.h>
Stopwatch::Stopwatch(bool displayOnDestruction, DisplayMode displayMode):
displayOnDestruction(displayOnDestruction) {
Clock::getUptime(&startTime);
stopwatchState = StopwatchState::STARTED;
}
void Stopwatch::start() {
startTime = Clock::getUptime();
}
ms_normal_t Stopwatch::stop() {
elapsedTime = Clock::getUptime() - startTime;
int32_t elapsedTimeMs = elapsedTime.tv_sec * 1000 +
elapsedTime.tv_usec/1000;
if(elapsedTimeMs < 0) {
error << "Stopwatch: Measured time negative!";
return INVALID_TIME;
}
else {
return static_cast<ms_normal_t>(elapsedTimeMs);
}
}
ms_double_t Stopwatch::stopPrecise() {
elapsedTime = Clock::getUptime() - startTime;
return timevalOperations::toDouble(elapsedTime) * 1000.0;
}
void Stopwatch::display() {
if(displayMode == DisplayMode::MS_FLOAT) {
info << "Stopwatch: Operation took " <<
elapsedTimeMs << " milliseconds" << std::endl;
}
else {
timeval elapsedTime = stopTime - startTime;
info << "Stopwatch: Operation took " << elapsedTime.tv_sec * 1000 +
elapsedTime.tv_usec * 1000 << " milliseconds";
}
}
Stopwatch::~Stopwatch() {
if(displayOnDestruction) {
stopInternal();
display();
}
}
void Stopwatch::stopInternal() {
elapsedTime = Clock::getUptime() - startTime;
elapsedTimeMs = timevalOperations::toDouble(elapsedTime) * 1000.0;
}