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Class vs.vsFFT1D 

java.lang.Object
   |
   +----vs.vsFFT1D
public class vsFFT1D
extends java.lang.Object

Constructor Index

o vsFFT1D()

Method Index

o fft(double[], double[])
FFT engine.
o forwardFFT(double[], double[])
o getImaginaryData()
o getRealData()
o log2(double)
o magnitudeSpectrum(double[], double[])
o main(String[])
o reverseFFT(double[], double[])
o swap(int, int)
1D FFT utility functions.
o swapInt(int, int)
o testFFT()
A way to visually test the 1D FFT on a small amount of data.
o timeFFT(int)

Constructors

o vsFFT1D 
 public vsFFT1D()

Methods

o main 
 public static void main(java.lang.String args[])
o testFFT 
 public void testFFT()
A way to visually test the 1D FFT on a small amount of data.

o timeFFT 
 public void timeFFT(int n)
o swap 
 public void swap(int i,
                  int numBits)
1D FFT utility functions.

o swapInt 
 public void swapInt(int i,
                     int j)
o forwardFFT 
 public void forwardFFT(double in_r[],
                        double in_i[])
o reverseFFT 
 public void reverseFFT(double in_r[],
                        double in_i[])
o log2 
 public int log2(double d)
o fft 
 public void fft(double in_r[],
                 double in_i[])
FFT engine.

o getRealData 
 public double[] getRealData()
o getImaginaryData 
 public double[] getImaginaryData()
o magnitudeSpectrum 
 public double[] magnitudeSpectrum(double in_r[],
                                   double in_i[])

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