/**
* Constructs an FFT that will accept sample buffers that are <code>timeSize</code> long and have
* been recorded with a sample rate of <code>sampleRate</code>. <code>timeSize</code>
* <em>must</em> be a power of two. This will throw an exception if it is not.
*
* @param timeSize the length of the sample buffers you will be analyzing
* @param sampleRate the sample rate of the audio you will be analyzing
*/
public FFT(int timeSize, float sampleRate) {
super(timeSize, sampleRate);
if ((timeSize & (timeSize - 1)) != 0) {
throw new IllegalArgumentException("FFT: timeSize must be a power of two.");
}
buildReverseTable();
buildTrigTables();
}
