OpenWareLaboratory
Public Member Functions | Static Public Member Functions | Data Fields | Static Public Attributes
FilterStage Class Reference
Collaboration diagram for FilterStage:
Collaboration graph
[legend]

Public Member Functions

void copyCoefficients (FloatArray newCoefficients)
 
 FilterStage (FloatArray co, FloatArray st)
 
FloatArray getCoefficients ()
 
FloatArray getState ()
 
void setAllPass (float fc, float q, float sr)
 
void setBandPass (float fc, float q, float sr)
 
void setHighPass (float fc, float q, float sr)
 
void setHighShelf (float fc, float gain, float sr)
 
void setLowPass (float fc, float q, float sr)
 
void setLowShelf (float fc, float gain, float sr)
 
void setNotch (float fc, float q, float sr)
 
void setPeak (float fc, float q, float gain, float sr)
 

Static Public Member Functions

static void setAllPass (float *coefficients, float omega, float q)
 
static void setBandPass (float *coefficients, float omega, float q)
 
static void setHighPass (float *coefficients, float omega, float q)
 
static void setHighShelf (float *coefficients, float omega, float gain)
 
static void setLowPass (float *coefficients, float omega, float q)
 
static void setLowShelf (float *coefficients, float omega, float gain)
 
static void setNotch (float *coefficients, float omega, float q)
 
static void setPeak (float *coefficients, float omega, float q, float gain)
 

Data Fields

FloatArray coefficients
 
FloatArray state
 

Static Public Attributes

static constexpr float BESSEL_Q = 0.57735026919f
 
static constexpr float BUTTERWORTH_Q = M_SQRT1_2
 
static constexpr float SALLEN_KEY_Q = 0.5f
 

Detailed Description

Definition at line 8 of file BiquadFilter.h.

Constructor & Destructor Documentation

◆ FilterStage()

FilterStage::FilterStage ( FloatArray  co,
FloatArray  st 
)
inline

Definition at line 16 of file BiquadFilter.h.

Member Function Documentation

◆ copyCoefficients()

void FilterStage::copyCoefficients ( FloatArray  newCoefficients)
inline

Definition at line 47 of file BiquadFilter.h.

References ASSERT, coefficients, SimpleArray< T >::copyFrom(), and SimpleArray< T >::getSize().

Referenced by BiquadFilter::copyCoefficients().

◆ getCoefficients()

FloatArray FilterStage::getCoefficients ( )
inline

Definition at line 52 of file BiquadFilter.h.

References coefficients.

Referenced by BiquadFilter::process().

◆ getState()

FloatArray FilterStage::getState ( )
inline

Definition at line 55 of file BiquadFilter.h.

References state.

◆ setAllPass() [1/2]

static void FilterStage::setAllPass ( float *  coefficients,
float  omega,
float  q 
)
inlinestatic

Definition at line 89 of file BiquadFilter.h.

References coefficients.

◆ setAllPass() [2/2]

void FilterStage::setAllPass ( float  fc,
float  q,
float  sr 
)
inline

Definition at line 30 of file BiquadFilter.h.

References coefficients, and M_PI.

Referenced by BiquadFilter::setAllPass().

◆ setBandPass() [1/2]

static void FilterStage::setBandPass ( float *  coefficients,
float  omega,
float  q 
)
inlinestatic

Definition at line 79 of file BiquadFilter.h.

References coefficients.

◆ setBandPass() [2/2]

void FilterStage::setBandPass ( float  fc,
float  q,
float  sr 
)
inline

Definition at line 26 of file BiquadFilter.h.

References coefficients, and M_PI.

Referenced by BiquadFilter::setBandPass().

◆ setHighPass() [1/2]

static void FilterStage::setHighPass ( float *  coefficients,
float  omega,
float  q 
)
inlinestatic

Definition at line 69 of file BiquadFilter.h.

References coefficients.

◆ setHighPass() [2/2]

void FilterStage::setHighPass ( float  fc,
float  q,
float  sr 
)
inline

Definition at line 22 of file BiquadFilter.h.

References coefficients, and M_PI.

Referenced by BiquadFilter::setHighPass().

◆ setHighShelf() [1/2]

static void FilterStage::setHighShelf ( float *  coefficients,
float  omega,
float  gain 
)
inlinestatic

Definition at line 152 of file BiquadFilter.h.

References coefficients, and M_SQRT2.

◆ setHighShelf() [2/2]

void FilterStage::setHighShelf ( float  fc,
float  gain,
float  sr 
)
inline

Definition at line 44 of file BiquadFilter.h.

References coefficients, and M_PI.

Referenced by BiquadFilter::setHighShelf().

◆ setLowPass() [1/2]

static void FilterStage::setLowPass ( float *  coefficients,
float  omega,
float  q 
)
inlinestatic

Definition at line 59 of file BiquadFilter.h.

References coefficients.

◆ setLowPass() [2/2]

void FilterStage::setLowPass ( float  fc,
float  q,
float  sr 
)
inline

Definition at line 18 of file BiquadFilter.h.

References coefficients, and M_PI.

Referenced by BiquadFilter::setLowPass().

◆ setLowShelf() [1/2]

static void FilterStage::setLowShelf ( float *  coefficients,
float  omega,
float  gain 
)
inlinestatic

Definition at line 131 of file BiquadFilter.h.

References coefficients, and M_SQRT2.

◆ setLowShelf() [2/2]

void FilterStage::setLowShelf ( float  fc,
float  gain,
float  sr 
)
inline

Definition at line 41 of file BiquadFilter.h.

References coefficients, and M_PI.

Referenced by BiquadFilter::setLowShelf().

◆ setNotch() [1/2]

static void FilterStage::setNotch ( float *  coefficients,
float  omega,
float  q 
)
inlinestatic

Definition at line 99 of file BiquadFilter.h.

References coefficients.

◆ setNotch() [2/2]

void FilterStage::setNotch ( float  fc,
float  q,
float  sr 
)
inline

Definition at line 34 of file BiquadFilter.h.

References coefficients, and M_PI.

Referenced by BiquadFilter::setNotch().

◆ setPeak() [1/2]

static void FilterStage::setPeak ( float *  coefficients,
float  omega,
float  q,
float  gain 
)
inlinestatic

Definition at line 109 of file BiquadFilter.h.

References coefficients.

◆ setPeak() [2/2]

void FilterStage::setPeak ( float  fc,
float  q,
float  gain,
float  sr 
)
inline

Definition at line 38 of file BiquadFilter.h.

References coefficients, and M_PI.

Referenced by BiquadFilter::setPeak().

Field Documentation

◆ BESSEL_Q

constexpr float FilterStage::BESSEL_Q = 0.57735026919f
staticconstexpr

Definition at line 12 of file BiquadFilter.h.

◆ BUTTERWORTH_Q

constexpr float FilterStage::BUTTERWORTH_Q = M_SQRT1_2
staticconstexpr

Definition at line 14 of file BiquadFilter.h.

Referenced by ZeroCrossingPitchDetector::setHighPassCutoff(), and ZeroCrossingPitchDetector::setLowPassCutoff().

◆ coefficients

FloatArray FilterStage::coefficients

Definition at line 10 of file BiquadFilter.h.

Referenced by copyCoefficients(), getCoefficients(), setAllPass(), setBandPass(), setHighPass(), setHighShelf(), setLowPass(), setLowShelf(), setNotch(), and setPeak().

◆ SALLEN_KEY_Q

constexpr float FilterStage::SALLEN_KEY_Q = 0.5f
staticconstexpr

Definition at line 13 of file BiquadFilter.h.

◆ state

FloatArray FilterStage::state

Definition at line 11 of file BiquadFilter.h.

Referenced by getState().

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