GClasses::GProgressEstimator Class Reference

Detailed Description

This class is used with big loops to estimate the wall-clock time until completion. It works by computing the running median of the duration of recent iterations, and projecting that duration across the remaining iterations.

#include <GTime.h>

Public Member Functions
	GProgressEstimator (size_t total_iters, size_t sampleSize=13)
	~GProgressEstimator ()
const char *	estimate (size_t iter)

Protected Attributes
double	m_iterStartTime
std::string	m_message
double	m_prevMedian
std::vector< double >	m_queue
size_t	m_queuePos
GIndexedMultiSet< double >	m_samples
size_t	m_sampleSize
double	m_startTime
size_t	m_totalIters

Constructor & Destructor Documentation

GClasses::GProgressEstimator::GProgressEstimator	(	size_t	total_iters,
		size_t	sampleSize = 13
	)

GClasses::GProgressEstimator::~GProgressEstimator

(

)

Member Function Documentation

const char* GClasses::GProgressEstimator::estimate

(

size_t

iter

)

Member Data Documentation

double GClasses::GProgressEstimator::m_iterStartTime

protected

std::string GClasses::GProgressEstimator::m_message

protected

double GClasses::GProgressEstimator::m_prevMedian

protected

std::vector<double> GClasses::GProgressEstimator::m_queue

protected

size_t GClasses::GProgressEstimator::m_queuePos

protected

GIndexedMultiSet<double> GClasses::GProgressEstimator::m_samples

protected

size_t GClasses::GProgressEstimator::m_sampleSize

protected

double GClasses::GProgressEstimator::m_startTime

protected

size_t GClasses::GProgressEstimator::m_totalIters

protected