let button;

let startTime = 0;

let rate = 1;

let loopLength;

let panning = 0;

let amp;

let mic;

​

​

function preload() {

  sample = loadSound("https://cdn.jsdelivr.net/gh/processing/p5.js-website@master/src/data/examples/assets/beat.mp3"); 

}

​

function mousePressed() {

  background(51);

  sample.play(); 

}

​

​

function setup() {

  createCanvas(400, 400);

  background(51);

  amp = new p5.Amplitude();

  mic = new p5.AudioIn();

  mic.start();

}

​

function draw() {

  background(51, 10);

  let vol = mic.getLevel();

  print(vol);

  let diam = map(vol, 0, 0.3, 10, 200);

  // let duration = sample.duration();

  // let currentTime = sample.currentTime();

  // const position = map(currentTime, 0, duration, 0, width);

  noStroke();

  fill(255, 0, 255, 10);

  ellipse(width/2, height/2, diam, diam);

  // stroke(255, 0, 255);

  // line(position, height/2-diam, position, height/2+diam);

  // fill(255, 0, 255);

  // ellipse(width/2, height/2, diam, diam);

}