// fft2.ck: yet another way to FFT, by getting array out of blob// author: Rebecca Fiebrink and Ge Wang // our patchSinOsc g => FFT fft => blackhole; // set sratesecond / samp => float srate;// set parameters8 => fft.size; // divideint div;// array refcomplex c[]; // control loopwhile( true ){    // set freq    srate / fft.size() * div++ => g.freq;    fft.size()/2 %=> div;        // take fft    fft.upchuck().cvals() @=> c;    // examine contents    <<< c[0]$polar, c[1]$polar, c[2]$polar, c[3]$polar >>>;     // advance time    100::ms => now;}