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Finite Impulse Response filter, or (FIR) Filter, that can be used to perform filtering and other signal processing operations. The filter is defined by a set of "taps" which are coefficients that determine the shape of the filter's frequency response.
| Name | FFirFilter |
| Type | class |
| Header File | /Engine/Plugins/Runtime/Harmonix/Source/HarmonixDsp/Public/HarmonixDsp/Effects/FirFilter.h |
| Include Path | #include "HarmonixDsp/Effects/FirFilter.h" |
Syntax
class FFirFilter
Derived Classes
Constructors
| Name | Remarks | Include Path | Unreal Specifiers |
|---|---|---|---|
FFirFilter() |
HarmonixDsp/Effects/FirFilter.h |
Destructors
| Name | Remarks | Include Path | Unreal Specifiers |
|---|---|---|---|
virtual ~FFirFilter() |
HarmonixDsp/Effects/FirFilter.h |
Functions
Public
| Name | Remarks | Include Path | Unreal Specifiers |
|---|---|---|---|
virtual void AddData
(
float Input |
Adds a single data point to the FIR filter, starting at the current history index | HarmonixDsp/Effects/FirFilter.h | |
virtual void AddData
(
float* Input, |
Adds the specified input data to the filter's history buffer. | HarmonixDsp/Effects/FirFilter.h | |
virtual float GetSample() |
Computes a filtered sample using the FIR filter. | HarmonixDsp/Effects/FirFilter.h | |
virtual void Init
(
const float* InTaps, |
Initializes the filter with the specified taps, which must have InTapCount elements. | HarmonixDsp/Effects/FirFilter.h | |
void Reset() |
Resets the FIR filter. | HarmonixDsp/Effects/FirFilter.h |