Timer Class Reference

#include <Timer.hpp>

Public Member Functions
EXPORT	Timer (bool bStart=false)
EXPORT	~Timer ()
EXPORT void	start ()
void	stop ()
void	clear ()
double	getElapsedTime ()
double	getElapsedTimeInSec ()
EXPORT double	getElapsedTimeInMilliSec ()
double	getElapsedTimeInMicroSec ()

Detailed Description

Definition at line 31 of file Timer.hpp.

Constructor & Destructor Documentation

Timer::Timer

(

bool

bStart = false

)

Definition at line 21 of file Timer.cpp.

{
    clear();

    // FT: Added this part:
    //
    if (bStart) start();
}

Timer::~Timer

(

)

Definition at line 33 of file Timer.cpp.

{
}

Member Function Documentation

void Timer::clear

(

)

Definition at line 69 of file Timer.cpp.

{
#ifdef WIN32
    QueryPerformanceFrequency(&frequency);
    startCount.QuadPart = 0;
    endCount.QuadPart = 0;
#else
    startCount.tv_sec = startCount.tv_usec = 0;
    endCount.tv_sec = endCount.tv_usec = 0;
#endif

    stopped = 0;
    startTimeInMicroSec = 0;
    endTimeInMicroSec = 0;
}

double Timer::getElapsedTime

(

)

Definition at line 127 of file Timer.cpp.

{
    return getElapsedTimeInSec();
}

double Timer::getElapsedTimeInMicroSec

(

)

Definition at line 90 of file Timer.cpp.

{
#ifdef WIN32
    if (!stopped) QueryPerformanceCounter(&endCount);

    startTimeInMicroSec =
        startCount.QuadPart * (1000000.0 / frequency.QuadPart);
    endTimeInMicroSec = endCount.QuadPart * (1000000.0 / frequency.QuadPart);
#else
    if (!stopped) gettimeofday(&endCount, nullptr);

    startTimeInMicroSec = (startCount.tv_sec * 1000000.0) + startCount.tv_usec;
    endTimeInMicroSec = (endCount.tv_sec * 1000000.0) + endCount.tv_usec;
#endif

    return endTimeInMicroSec - startTimeInMicroSec;
}

double Timer::getElapsedTimeInMilliSec

(

)

Definition at line 111 of file Timer.cpp.

{
    return getElapsedTimeInMicroSec() * 0.001;
}

double Timer::getElapsedTimeInSec

(

)

Definition at line 119 of file Timer.cpp.

{
    return getElapsedTimeInMicroSec() * 0.000001;
}

void Timer::start

(

)

Definition at line 41 of file Timer.cpp.

{
    stopped = 0; // reset stop flag
#ifdef WIN32
    QueryPerformanceCounter(&startCount);
#else
    gettimeofday(&startCount, nullptr);
#endif
}

void Timer::stop

(

)

Definition at line 55 of file Timer.cpp.

{
    stopped = 1; // set timer stopped flag

#ifdef WIN32
    QueryPerformanceCounter(&endCount);
#else
    gettimeofday(&endCount, nullptr);
#endif
}

---

The documentation for this class was generated from the following files:

• /usr/local/src/opentxs/include/opentxs/core/util/Timer.hpp
• /usr/local/src/opentxs/src/core/util/Timer.cpp