sylib::EMAFilter Class Reference

Exponential Moving Average Filter. More...

#include <math.hpp>

Public Member Functions
	EMAFilter ()
	Creates an Exponential Moving Average filter. More...
double	filter (double rawValue, double kA)
	Filters an input value. More...
double	getkA () const
	Gets the most recently used kA value. More...
double	getCurrentEMA () const
	Gets the current filter output. More...

Detailed Description

Exponential Moving Average Filter.

Constructor & Destructor Documentation

EMAFilter()

sylib::EMAFilter::EMAFilter

(

)

Creates an Exponential Moving Average filter.

Member Function Documentation

filter()

double sylib::EMAFilter::filter	(	double	rawValue,
		double	kA
	)

Filters an input value.

Parameters

rawValue	The raw input value to filter
kA	How much the filter will condider previous information. A value of 1 will make the input the full value of the output, a value of 0 will make the input have no effect on the output.

Returns

Filter output

getCurrentEMA()

double sylib::EMAFilter::getCurrentEMA

(

)

const

Gets the current filter output.

Returns

Filter output

getkA()

double sylib::EMAFilter::getkA

(

)

const

Gets the most recently used kA value.

Returns

kA value