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Iir::RBJ::LowPass Struct Reference

#include <RBJ.h>

Inheritance diagram for Iir::RBJ::LowPass:
Iir::RBJ::RBJbase Iir::Biquad

Public Member Functions

void setupN (double cutoffFrequency, double q=(1/sqrt(2)))
 
void setup (double sampleRate, double cutoffFrequency, double q=(1/sqrt(2)))
 
- Public Member Functions inherited from Iir::RBJ::RBJbase
template<typename Sample >
Sample filter (Sample s)
 filter operation
 
void reset ()
 resets the delay lines to zero
 
const DirectFormIgetState ()
 gets the delay lines (=state) of the filter
 
- Public Member Functions inherited from Iir::Biquad
complex_t response (double normalizedFrequency) const
 
std::vector< PoleZeroPairgetPoleZeros () const
 
double getA0 () const
 
double getA1 () const
 
double getA2 () const
 
double getB0 () const
 
double getB1 () const
 
double getB2 () const
 
template<class StateType >
double filter (double s, StateType &state) const
 
void setCoefficients (double a0, double a1, double a2, double b0, double b1, double b2)
 
void setOnePole (complex_t pole, complex_t zero)
 
void setTwoPole (complex_t pole1, complex_t zero1, complex_t pole2, complex_t zero2)
 
void setPoleZeroPair (const PoleZeroPair &pair)
 
void setIdentity ()
 
void applyScale (double scale)
 

Detailed Description

Lowpass.

Member Function Documentation

◆ setup()

void Iir::RBJ::LowPass::setup ( double sampleRate,
double cutoffFrequency,
double q = (1/sqrt(2)) )
inline

Calculates the coefficients

Parameters
sampleRateSampling rate
cutoffFrequencyCutoff frequency
qQ factor determines the resonance peak at the cutoff.

◆ setupN()

void Iir::RBJ::LowPass::setupN ( double cutoffFrequency,
double q = (1/sqrt(2)) )

Calculates the coefficients

Parameters
cutoffFrequencyNormalised cutoff frequency
qQ factor determines the resonance peak at the cutoff.

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