cpuTime Class Reference

Starts timing CPU usage and return elapsed time from start. More...

Inheritance diagram for cpuTime:

Public Member Functions
	cpuTime ()
	Construct with the current clock time. More...
double	elapsedCpuTime () const
	Return CPU time (in seconds) from the start. More...
double	cpuTimeIncrement () const
	Return CPU time (in seconds) since last call to cpuTimeIncrement() More...

Private Types
typedef struct tms	timeType
	Time structure used. More...

Static Private Member Functions
static void	getTime (timeType &)
	Retrieve the current time values from the system. More...
static double	timeDifference (const timeType &beg, const timeType &end)
	Difference between two times. More...

Private Attributes
timeType	startTime_
	The start time. More...
timeType	lastTime_
timeType	newTime_

Static Private Attributes
static const long	Hz_
	Clock-ticks per second. More...

Detailed Description

Starts timing CPU usage and return elapsed time from start.

See also

clockTime

Source files

• cpuTime.H
• cpuTime.C

Definition at line 52 of file cpuTime.H.

Member Typedef Documentation

timeType

typedef struct tms timeType

private

Time structure used.

Definition at line 57 of file cpuTime.H.

Constructor & Destructor Documentation

cpuTime()

cpuTime

(

)

Construct with the current clock time.

Definition at line 57 of file cpuTime.C.

Member Function Documentation

getTime()

void getTime ( timeType &  t )

staticprivate

Retrieve the current time values from the system.

Definition at line 36 of file cpuTime.C.

timeDifference()

double timeDifference ( const timeType &  beg, const timeType &  end  )

staticprivate

Difference between two times.

Definition at line 42 of file cpuTime.C.

elapsedCpuTime()

double elapsedCpuTime

(

)

const

Return CPU time (in seconds) from the start.

Definition at line 67 of file cpuTime.C.

Referenced by domainDecomposition::distributeCells(), and main().

Here is the caller graph for this function:

cpuTimeIncrement()

double cpuTimeIncrement

(

)

const

Return CPU time (in seconds) since last call to cpuTimeIncrement()

Definition at line 74 of file cpuTime.C.

Referenced by autoLayerDriver::addLayers(), meshRefinement::baffleAndSplitMesh(), autoSnapDriver::doSnap(), meshRefinement::handleSnapProblems(), main(), meshRefinement::mergeFreeStandingBaffles(), and writeMesh().

Here is the caller graph for this function:

Field Documentation

Hz_

const long Hz_

staticprivate

Clock-ticks per second.

Definition at line 60 of file cpuTime.H.

startTime_

timeType startTime_

private

The start time.

Definition at line 63 of file cpuTime.H.

lastTime_

timeType lastTime_

mutableprivate

Definition at line 64 of file cpuTime.H.

newTime_

timeType newTime_

mutableprivate

Definition at line 65 of file cpuTime.H.

---

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

• src/OSspecific/POSIX/cpuTime/cpuTime.H
• src/OSspecific/POSIX/cpuTime/cpuTime.C