AUD_ButterworthFactory Class Reference

#include <AUD_ButterworthFactory.h>

Inheritance diagram for AUD_ButterworthFactory:

List of all members.

Public Member Functions
	AUD_ButterworthFactory (AUD_Reference< AUD_IFactory > factory, float frequency)
virtual void	recalculateCoefficients (AUD_SampleRate rate, std::vector< float > &b, std::vector< float > &a)

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Detailed Description

This factory creates a butterworth lowpass filter reader.

Definition at line 38 of file AUD_ButterworthFactory.h.

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Constructor & Destructor Documentation

AUD_ButterworthFactory::AUD_ButterworthFactory	(	AUD_Reference< AUD_IFactory >	factory,
		float	frequency
	)

Creates a new butterworth factory.

Parameters:

factory	The input factory.
frequency	The cutoff frequency.

Definition at line 42 of file AUD_ButterworthFactory.cpp.

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Member Function Documentation

void AUD_ButterworthFactory::recalculateCoefficients	(	AUD_SampleRate	rate,
		std::vector< float > &	b,
		std::vector< float > &	a
	)		[virtual]

Recalculates the filter coefficients.

Parameters:

	rate	The sample rate of the audio data.
[out]	b	The input filter coefficients.
[out]	a	The output filter coefficients.

Implements AUD_DynamicIIRFilterFactory.

Definition at line 49 of file AUD_ButterworthFactory.cpp.

References BWPB41, BWPB42, M_PI, norm(), and KDL::tan().

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

• AUD_ButterworthFactory.h
• AUD_ButterworthFactory.cpp