ExpAverage Class Reference

#include <exp_average.h>

Collaboration diagram for ExpAverage:

Public Member Functions
float	initOrAverage (float value)
float	average (float value)
void	init (int length)
void	setSmoothingFactor (float p_smoothingFactor)
void	reset ()

Private Attributes
float	current = 0
float	smoothingFactor = 0.5

Detailed Description

Definition at line 7 of file exp_average.h.

Member Function Documentation

average()

float ExpAverage::average ( float  value )

inline

Definition at line 17 of file exp_average.h.

                               {
        current = smoothingFactor * value + (1 - smoothingFactor) * current;
        return current;
    }

Referenced by initOrAverage().

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init()

void ExpAverage::init ( int  length )

inline

Definition at line 22 of file exp_average.h.

                          {
        setSmoothingFactor(2 / (length + 1.0));
    }

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initOrAverage()

float ExpAverage::initOrAverage ( float  value )

inline

Definition at line 9 of file exp_average.h.

                                     {
        if (current == 0) {
           current = value;
           return current;
        }
        return average(value);
    }

Referenced by filterMapValue(), getAfr(), initTps(), and AemXSeriesWideband::refreshSmoothedLambda().

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reset()

void ExpAverage::reset ( )

inline

Definition at line 30 of file exp_average.h.

                 {
        current = 0;
        smoothingFactor = 0.5;
    }

setSmoothingFactor()

void ExpAverage::setSmoothingFactor ( float  p_smoothingFactor )

inline

Definition at line 26 of file exp_average.h.

                                                     {
        smoothingFactor = p_smoothingFactor;
    }

Referenced by filterMapValue(), getAfr(), init(), initTps(), and AemXSeriesWideband::refreshSmoothedLambda().

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Field Documentation

current

float ExpAverage::current = 0

private

Definition at line 36 of file exp_average.h.

Referenced by average(), initOrAverage(), and reset().

smoothingFactor

float ExpAverage::smoothingFactor = 0.5

private

Definition at line 37 of file exp_average.h.

Referenced by average(), reset(), and setSmoothingFactor().

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

• util/math/exp_average.h