Files
allwpilib/wpilibc/wpilibC++/include/Timer.h
thomasclark bb50f4b134 C++ testing
Made a toplevel directory for C++ and C++ tests

Change-Id: I4bc2074a7036ec7fe79568b411637a5bee9eb5b3

Added the C++ testing framework and one test

Change-Id: I1e80a1e16b251a49666820a9d4c8caa025da9785
2014-06-02 15:36:18 -04:00

45 lines
1.3 KiB
C++

/*----------------------------------------------------------------------------*/
/* Copyright (c) FIRST 2008. All Rights Reserved. */
/* Open Source Software - may be modified and shared by FRC teams. The code */
/* must be accompanied by the FIRST BSD license file in $(WIND_BASE)/WPILib. */
/*----------------------------------------------------------------------------*/
#pragma once
#include "HAL/Semaphore.hpp"
#include "Base.h"
typedef void (*TimerInterruptHandler)(void *param);
void Wait(double seconds);
double GetClock();
double GetTime();
/**
* Timer objects measure accumulated time in seconds.
* The timer object functions like a stopwatch. It can be started, stopped, and cleared. When the
* timer is running its value counts up in seconds. When stopped, the timer holds the current
* value. The implementation simply records the time when started and subtracts the current time
* whenever the value is requested.
*/
class Timer
{
public:
Timer();
virtual ~Timer();
double Get();
void Reset();
void Start();
void Stop();
bool HasPeriodPassed(double period);
static double GetFPGATimestamp();
static double GetPPCTimestamp();
private:
double m_startTime;
double m_accumulatedTime;
bool m_running;
MUTEX_ID m_semaphore;
DISALLOW_COPY_AND_ASSIGN(Timer);
};