Test.java

package com.isti.traceview.jnt.FFT;

class Test {
  public static void main(String[] args) {
    RealDoubleFFT_Radix2 ffter = new RealDoubleFFT_Radix2(32);
    double[] cat = { 0.1151, -0.1175, -0.0573, -0.0733, -0.0406, -0.0332, -0.3583, 0.0166, -0.1998, -0.1076, -0.0756, -0.2580, 0.0614, -0.2200, -0.0827, 0.0026, 0.0850, -0.4051, -0.0536, 0.0355, -0.0947, -0.0242, 0.0421, 0.1048, -0.1097, -0.0729, 0.0020, -0.0699, -0.1137, 0.0702, 0.1843, -0.1336};
    //double[] are = { 0.0000, 0.0000, 0.0000, 0.0000, 0.0000, 0.0000, 0.0000, 0.0000, 0.0000, 0.0000, 0.0000, 0.0000, 0.0000, 0.0000, 0.0000, 0.0000, 0.0000, 0.0000, 0.0000, 0.0000, 0.0000, 0.0000, 0.0000, 0.0000, 0.0000, 0.0000, 0.0000, 0.0000, 0.0000, 0.0000, 0.0000, 0.0000};
    ffter.transform(cat, 0, 1);
    for (int i = 0; i < 32; i++) {
      System.out.println(cat[i]);
    }
  }
}