Biquad Class Reference

#include <Filters.h>

Public Member Functions
	Biquad ()
	Biquad (BiquadType type, float Fc, float Q, float peakGainDB)
	~Biquad ()
float	process (float in)
void	setBiquad (BiquadType type, float Fc, float Q, float peakGain)
void	setFc (float Fc)
float	getFc () const
void	setQ (float Q)
float	getQ () const
void	calcBiquad (void)

Protected Attributes
BiquadType	type
float	a0
float	a1
float	a2
float	b1
float	b2
float	Fc
float	Q
float	peakGain
float	z1
float	z2

Private Attributes
friend	TMC4671Biquad

Detailed Description

Definition at line 31 of file Filters.h.

Constructor & Destructor Documentation

Biquad() [1/2]

Biquad::Biquad

(

)

Definition at line 13 of file Filters.cpp.

Biquad() [2/2]

Biquad::Biquad	(	BiquadType	type,
		float	Fc,
		float	Q,
		float	peakGainDB
	)

Definition at line 16 of file Filters.cpp.

~Biquad()

Biquad::~Biquad

(

)

Definition at line 20 of file Filters.cpp.

Member Function Documentation

calcBiquad()

void Biquad::calcBiquad

(

void

)

Definition at line 72 of file Filters.cpp.

getFc()

float Biquad::getFc

(

)

const

Definition at line 34 of file Filters.cpp.

getQ()

float Biquad::getQ

(

)

const

Definition at line 46 of file Filters.cpp.

process()

float Biquad::process

(

float

in

)

Calculates one step of the filter and returns the output

Definition at line 53 of file Filters.cpp.

setBiquad()

void Biquad::setBiquad	(	BiquadType	type,
		float	Fc,
		float	Q,
		float	peakGain
	)

Definition at line 60 of file Filters.cpp.

setFc()

void Biquad::setFc

(

float

Fc

)

Sets the frequency Calculate as Fc = f/samplerate Must be lower than 0.5

Definition at line 28 of file Filters.cpp.

setQ()

void Biquad::setQ

(

float

Q

)

Changes Q value and recalculaes filter

Definition at line 41 of file Filters.cpp.

Member Data Documentation

a0

float Biquad::a0

protected

Definition at line 48 of file Filters.h.

a1

float Biquad::a1

protected

Definition at line 48 of file Filters.h.

a2

float Biquad::a2

protected

Definition at line 48 of file Filters.h.

b1

float Biquad::b1

protected

Definition at line 48 of file Filters.h.

b2

float Biquad::b2

protected

Definition at line 48 of file Filters.h.

Fc

float Biquad::Fc

protected

Definition at line 49 of file Filters.h.

peakGain

float Biquad::peakGain

protected

Definition at line 49 of file Filters.h.

Q

float Biquad::Q

protected

Definition at line 49 of file Filters.h.

TMC4671Biquad

friend Biquad::TMC4671Biquad

private

Definition at line 32 of file Filters.h.

type

BiquadType Biquad::type

protected

Definition at line 47 of file Filters.h.

z1

float Biquad::z1

protected

Definition at line 50 of file Filters.h.

z2

float Biquad::z2

protected

Definition at line 50 of file Filters.h.

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

• Filters.h
• Filters.cpp