TimeInterval Class Reference

Class for measuring time intervals. More...

#include <timeinterval.hpp>

List of all members.

Public Member Functions
	TimeInterval ()
	Default construtor.
	TimeInterval (const timespec a, const timespec b)
	Constructor with the timestamps a and b.
void	setInterval (const timespec a, const timespec b)
	Set the timespecs of an interval.
void	getInterval (timespec &a, timespec &b) const
	Get the timespecs of an interval.
void	measureA ()
	Measures the first timestamp of the interval.
void	measureB ()
	Measures the second timestamp of the interval.
timespec	getDifference () const
	Calculates delta between two timespecs.
int	compareDifference (const timespec &a) const
	Compares TimeInterval's delta with a timespec.
string	toString () const
	Converts a TimeInterval to a string.
Static Public Member Functions
int	compareTimespecs (const timespec &a, const timespec &b)
	Compares two timespecs.
timespec	addTimespecs (const timespec &a, const timespec &b)
	Add two timespecs.
timespec	subTimespecs (const timespec &a, const timespec &b)
	Subtracts two timespecs.
string	timespecToString (const timespec &a)
	Converts a timespec to a string.
Protected Attributes
timespec	interval [2]

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Detailed Description

Class for measuring time intervals.

This is the basic method of measuring time for events in PTF.

Definition at line 30 of file timeinterval.hpp.

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Constructor & Destructor Documentation

TimeInterval::TimeInterval (   )

Default construtor. Definition at line 35 of file timeinterval.cpp. References interval.

TimeInterval::TimeInterval (  const timespec  a, const timespec  b )

Constructor with the timestamps a and b. Definition at line 27 of file timeinterval.cpp. References interval.

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Member Function Documentation

timespec TimeInterval::addTimespecs (  const timespec &  a, const timespec &  b )  [static]

Add two timespecs. Returns: added timespecs Definition at line 125 of file timeinterval.cpp. Referenced by SimpleReactionHandler::handle().

int TimeInterval::compareDifference (  const timespec &  a  )  const

Compares TimeInterval's delta with a timespec. Returns: given timespec less (-1), equal (0) or greater (1) compared to TimeInterval's delta Definition at line 96 of file timeinterval.cpp. References getDifference(). Referenced by Parallel::output(), and Scheduler::wait(). Here is the call graph for this function:

int TimeInterval::compareTimespecs (  const timespec &  a, const timespec &  b )  [static]

Compares two timespecs. Returns: a = b (0), a < b (-1), a > b (1) Definition at line 111 of file timeinterval.cpp. Referenced by SimpleReactionHandler::handle().

timespec TimeInterval::getDifference (   )  const

Calculates delta between two timespecs. Returns: delta of the interval Definition at line 78 of file timeinterval.cpp. References interval. Referenced by compareDifference(), and Scheduler::schedule().

void TimeInterval::getInterval (  timespec &  a, timespec &  b )  const

Get the timespecs of an interval. Parameters: a  start of the interval, b  end of the interval Definition at line 55 of file timeinterval.cpp. References interval. Referenced by SimpleReactionHandler::handle(), and Task::Task().

void TimeInterval::measureA (   )

Measures the first timestamp of the interval. Definition at line 63 of file timeinterval.cpp. References Clock::getClock(), Singleton< Clock >::getSingleton(), and interval. Referenced by Parallel::output(), SimulatedInputDevice::run(), InputDevice::run(), Scheduler::schedule(), and Scheduler::wait(). Here is the call graph for this function:

void TimeInterval::measureB (   )

Measures the second timestamp of the interval. Definition at line 70 of file timeinterval.cpp. References Clock::getClock(), Singleton< Clock >::getSingleton(), and interval. Referenced by Parallel::output(), SimulatedInputDevice::run(), InputDevice::run(), Scheduler::schedule(), and Scheduler::wait(). Here is the call graph for this function:

void TimeInterval::setInterval (  const timespec  a, const timespec  b )

Set the timespecs of an interval. Parameters: a  start of the interval, b  end of the interval Definition at line 45 of file timeinterval.cpp. References interval. Referenced by Task::setReactionWindow(), and Task::Task().

timespec TimeInterval::subTimespecs (  const timespec &  a, const timespec &  b )  [static]

Subtracts two timespecs. Returns: subtracted timespecs Definition at line 136 of file timeinterval.cpp. Referenced by SimpleReactionHandler::handle().

string TimeInterval::timespecToString (  const timespec &  a  )  [static]

Converts a timespec to a string. Parameters: a  timespec Returns: string Definition at line 154 of file timeinterval.cpp. Referenced by toString().

string TimeInterval::toString (   )  const

Converts a TimeInterval to a string. Returns: string with time interval Definition at line 164 of file timeinterval.cpp. References interval, and timespecToString(). Referenced by SimpleReactionHandler::handle(), InputDevice::run(), and Scheduler::schedule(). Here is the call graph for this function:

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Member Data Documentation

timespec TimeInterval::interval[2] [protected]

Definition at line 32 of file timeinterval.hpp. Referenced by getDifference(), getInterval(), measureA(), measureB(), setInterval(), TimeInterval(), and toString().

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

• timeinterval.hpp
• timeinterval.cpp

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