circlevisualizerv1

gistfile1.txt

import krister.Ess.*;

FFT myfft;
AudioInput myinput;
int bufferSize=512;

void setup() {
  size(500, 500);
  frameRate(30);
  smooth();

  Ess.start(this);
  myinput=new AudioInput(bufferSize);
  myfft=new FFT(bufferSize*2);
  myinput.start();

  myfft.damp(.023);
  myfft.equalizer(false);
  myfft.limits(.000111,.00006);
}

void draw() {
  background(156,198,203);
  
  circ(50,20);
  circ(40,20);
  circ(30,30);
  circ(10,20);
}

public void audioInputData(AudioInput theInput) {
  myfft.getSpectrum(myinput);
}


void circ(int s, int r) {
  
  for (int i=88; i<bufferSize;i++) {
    noFill();
    stroke(255,255,255,myfft.spectrum[i]*300);
    ellipseMode(CENTER);
    pushMatrix();
    translate(width/2,height/2);
    rotate(frameCount*radians(s)/r);
    translate(mouseX,mouseY);
    ellipse(40,40,myfft.spectrum[i]*100,myfft.spectrum[i]*100);
    popMatrix();
  }
}