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  3. FBiquadFilterCoefs

FBiquadFilterCoefs

Coefficients for difference function

API > API/Plugins > API/Plugins/HarmonixDsp

Coefficients for difference function

y(n) = B0*x(n)+B1*x(n-1)+B2*x(n-2) -A1*y(n-1)-A2*y(n-2)

or in the z domain Y(z) B0 + B1*z^-1 + B2*z^-2 H(z) = - = -------------------X(x) 1 + A1*z^-1 + A2*z^-2

a0 is assumed to be 1.0.

   
Name FBiquadFilterCoefs
Type class
Header File /Engine/Plugins/Runtime/Harmonix/Source/HarmonixDsp/Public/HarmonixDsp/Effects/BiquadFilter.h
Include Path #include "HarmonixDsp/Effects/BiquadFilter.h"

Syntax

class FBiquadFilterCoefs

Constructors

Name Remarks Include Path Unreal Specifiers

FBiquadFilterCoefs ( const FBiquadFilterSettings& InSettings,
float Fs
)

   HarmonixDsp/Effects/BiquadFilter.h  

FBiquadFilterCoefs ( float B0Gain
)

   HarmonixDsp/Effects/BiquadFilter.h  

Variables

Public

Name Type Remarks Include Path Unreal Specifiers
A1 double Feedback; HarmonixDsp/Effects/BiquadFilter.h  
A2 double   HarmonixDsp/Effects/BiquadFilter.h  
B0 double Feedforward HarmonixDsp/Effects/BiquadFilter.h  
B1 double   HarmonixDsp/Effects/BiquadFilter.h  
B2 double   HarmonixDsp/Effects/BiquadFilter.h  
SR double   HarmonixDsp/Effects/BiquadFilter.h  

Functions

Public

Name Remarks Include Path Unreal Specifiers

void Flatten()

   HarmonixDsp/Effects/BiquadFilter.h  

void GetMagnitudeResponse ( float const* InFrequencies,
int32 InNumFreq,
float* OutResopnse
)

   HarmonixDsp/Effects/BiquadFilter.h  

bool IsNoop()

   HarmonixDsp/Effects/BiquadFilter.h  

bool IsStable()

   HarmonixDsp/Effects/BiquadFilter.h  

void MakeFromSettings ( const FBiquadFilterSettings& InSettings
)

   HarmonixDsp/Effects/BiquadFilter.h  

void MakeFromSettings ( const FBiquadFilterSettings& InSettings,
float Fs
)

   HarmonixDsp/Effects/BiquadFilter.h  

Operators

Name Remarks Include Path Unreal Specifiers

FBiquadFilterCoefs operator- ( const FBiquadFilterCoefs& Other
) const

   HarmonixDsp/Effects/BiquadFilter.h  

bool operator!= ( const FBiquadFilterCoefs& Other
) const

   HarmonixDsp/Effects/BiquadFilter.h  

FBiquadFilterCoefs operator* ( double Scale
) const

   HarmonixDsp/Effects/BiquadFilter.h  

FBiquadFilterCoefs operator+ ( const FBiquadFilterCoefs& Other
) const

   HarmonixDsp/Effects/BiquadFilter.h  

bool operator== ( const FBiquadFilterCoefs& Other
) const

   HarmonixDsp/Effects/BiquadFilter.h  

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