ButterworthFilter Class Reference

#include <ArmarXCore/observers/filters/rtfilters/ButterworthFilter.h>

Inheritance diagram for ButterworthFilter:

Public Member Functions
	ButterworthFilter (double frequency, int sampleRate, PassType filterPassType, double resonance)
double	calculate () override
RTFilterBasePtr	clone () const override
void	setInitialValue (double value)
double	update (const IceUtil::Time &timestamp, double newValue) override
Public Member Functions inherited from RTFilterBase
double	getCurrentValue () const
virtual void	reset ()
	RTFilterBase (const RTFilterBase &other)=default
	RTFilterBase (size_t historySize)
double	update (double deltaSec, double newValue)
virtual	~RTFilterBase ()

Protected Attributes
double	a1
double	a2
double	a3
double	b1
double	b2
double	c
::armarx::PassType	filterPassType
double	frequency
std::vector< double >	inputHistory = std::vector<double>(2, 0.0)
	Array of input values, latest are in front. More...
double	newestValue
std::vector< double >	outputHistory = std::vector<double>(3, 0.0)
	Array of output values, latest are in front. More...
double	resonance
int	sampleRate
Protected Attributes inherited from RTFilterBase
double	currentValue = 0.0
boost::circular_buffer< std::pair< IceUtil::Time, double > >	dataHistory

Detailed Description

Definition at line 34 of file ButterworthFilter.h.

Constructor & Destructor Documentation

ButterworthFilter()

ButterworthFilter	(	double	frequency,
		int	sampleRate,
		PassType	filterPassType,
		double	resonance
	)

Definition at line 34 of file ButterworthFilter.cpp.

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Member Function Documentation

calculate()

double calculate ( )

overridevirtual

Implements RTFilterBase.

Definition at line 96 of file ButterworthFilter.cpp.

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clone()

RTFilterBasePtr clone ( ) const

overridevirtual

Implements RTFilterBase.

Definition at line 75 of file ButterworthFilter.cpp.

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setInitialValue()

void setInitialValue

(

double

value

)

Definition at line 82 of file ButterworthFilter.cpp.

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update()

double update ( const IceUtil::Time &  timestamp, double  newValue  )

overridevirtual

Reimplemented from RTFilterBase.

Definition at line 113 of file ButterworthFilter.cpp.

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Member Data Documentation

a1

double a1

protected

Definition at line 66 of file ButterworthFilter.h.

a2

double a2

protected

Definition at line 68 of file ButterworthFilter.h.

a3

double a3

protected

Definition at line 70 of file ButterworthFilter.h.

b1

double b1

protected

Definition at line 72 of file ButterworthFilter.h.

b2

double b2

protected

Definition at line 74 of file ButterworthFilter.h.

c

double c

protected

Definition at line 64 of file ButterworthFilter.h.

filterPassType

::armarx::PassType filterPassType

protected

Definition at line 62 of file ButterworthFilter.h.

frequency

double frequency

protected

Definition at line 58 of file ButterworthFilter.h.

inputHistory

std::vector<double> inputHistory = std::vector<double>(2, 0.0)

protected

Array of input values, latest are in front.

Definition at line 51 of file ButterworthFilter.h.

newestValue

double newestValue

protected

Definition at line 49 of file ButterworthFilter.h.

outputHistory

std::vector<double> outputHistory = std::vector<double>(3, 0.0)

protected

Array of output values, latest are in front.

Definition at line 54 of file ButterworthFilter.h.

resonance

double resonance

protected

Definition at line 56 of file ButterworthFilter.h.

sampleRate

int sampleRate

protected

Definition at line 60 of file ButterworthFilter.h.

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

• ArmarXCore/observers/filters/rtfilters/ButterworthFilter.h
• ArmarXCore/observers/filters/rtfilters/ButterworthFilter.cpp