PTL::Timer Class Reference

#include <Timer.hh>

Public Member Functions
void	Start ()
void	Stop ()
bool	IsValid () const
double	GetRealElapsed () const
double	GetSystemElapsed () const
double	GetUserElapsed () const

Static Public Member Functions
static const char *	GetClockTime ()

Detailed Description

Definition at line 106 of file Timer.hh.

Member Function Documentation

GetClockTime()

const char * PTL::Timer::GetClockTime ( )

inlinestatic

Definition at line 155 of file Timer.hh.

{
    time_t     rawtime;
    struct tm* timeinfo;
 
    time(&rawtime);
    timeinfo = localtime(&rawtime);
    return asctime(timeinfo);
}

GetRealElapsed()

double Timer::GetRealElapsed

(

)

const

Definition at line 85 of file Timer.cc.

{
    if(!fValidTimes)
    {
        throw std::runtime_error("Timer::GetRealElapsed() - "
                                 "Timer not stopped or times not recorded!");
    }
    std::chrono::duration<double> diff = fEndRealTime - fStartRealTime;
    return diff.count();
}

Referenced by PTL::operator<<().

GetSystemElapsed()

double Timer::GetSystemElapsed

(

)

const

Definition at line 99 of file Timer.cc.

{
    if(!fValidTimes)
    {
        throw std::runtime_error("Timer::GetSystemElapsed() - "
                                 "Timer not stopped or times not recorded!");
    }
    double diff = fEndTimes.tms_stime - fStartTimes.tms_stime;
    return diff / sysconf(_SC_CLK_TCK);
}

Referenced by PTL::operator<<().

GetUserElapsed()

double Timer::GetUserElapsed

(

)

const

Definition at line 113 of file Timer.cc.

{
    if(!fValidTimes)
    {
        throw std::runtime_error("Timer::GetUserElapsed() - "
                                 "Timer not stopped or times not recorded!");
    }
    double diff = fEndTimes.tms_utime - fStartTimes.tms_utime;
    return diff / sysconf(_SC_CLK_TCK);
}

Referenced by PTL::operator<<().

IsValid()

bool PTL::Timer::IsValid ( ) const

inline

Definition at line 149 of file Timer.hh.

{
    return fValidTimes;
}

Referenced by PTL::operator<<().

Start()

void PTL::Timer::Start ( )

inline

Definition at line 133 of file Timer.hh.

{
    fValidTimes = false;
    times(&fStartTimes);
    fStartRealTime = clock_type::now();
}

Stop()

void PTL::Timer::Stop ( )

inline

Definition at line 141 of file Timer.hh.

{
    times(&fEndTimes);
    fEndRealTime = clock_type::now();
    fValidTimes  = true;
}

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

• Timer.hh
• Timer.cc