org.shared.fft

Interface FftService

All Superinterfaces:

Service

All Known Implementing Classes:

FftwService, JavaFftService, ModalFftService

public interface FftService
extends Service

Defines a Service for FFT operations.

Method Summary

Methods

Modifier and Type	Method and Description
void	fft(int[] dims, double[] in, double[] out) Computes a forward transform.
String	getHint(String name) Gets the value of the given hint.
void	ifft(int[] dims, double[] in, double[] out) Computes a backward transform.
void	rfft(int[] dims, double[] in, double[] out) Computes a reduced forward transform.
void	rifft(int[] dims, double[] in, double[] out) Computes a reduced backward transform.
void	setHint(String name, String value) Sets the value of the given hint.

Method Detail

rfft

void rfft(int[] dims,
        double[] in,
        double[] out)

Computes a reduced forward transform.

Parameters:

dims - the dimensions of the transform.

in - the input array.

out - the output array.

rifft

void rifft(int[] dims,
         double[] in,
         double[] out)

Computes a reduced backward transform.

Parameters:

dims - the dimensions of the transform.

in - the input array.

out - the output array.

fft

void fft(int[] dims,
       double[] in,
       double[] out)

Computes a forward transform.

Parameters:

dims - the dimensions of the transform.

in - the input array.

out - the output array.

ifft

void ifft(int[] dims,
        double[] in,
        double[] out)

Computes a backward transform.

Parameters:

dims - the dimensions of the transform.

in - the input array.

out - the output array.

setHint

void setHint(String name,
           String value)

Sets the value of the given hint.

Parameters:

name - the hint name.

value - the value.

getHint

String getHint(String name)

Gets the value of the given hint.

Parameters:

name - the hint name.

Returns:

the hint value.