Beats/sketch.js at master · RajPathare/Beats · GitHub

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var song;
var button;
var amp;


var prevv = [];


function toggleSong(){
  if(song.isPlaying()){
    song.pause();
    button.html("play");

  }
  else
  {
    song.play();
    button.html("pause")
  }

  }


function preload(){
  song = loadSound('LeanOn.mp3');


}

function setup(){
  createCanvas(1390,850);
  angleMode(DEGREES);
  button = createButton('pause');
  button.mousePressed(toggleSong);
  song.play();
  amp = new p5.Amplitude();


}

function draw(){
  background(0,200);
  var vol=amp.getLevel();

  prevv.push(vol);
  stroke(random(150));
  noFill();

  translate(width / 2,height / 2);
  beginShape();
  for(var i = 0;i < 360; i++){
    var r1 = map(prevv[i] , 0 , 1 ,100 , 500);;
    var x1 = r1 * cos(i);
    var y1 = r1 * sin(i);

    vertex(x1,y1);
  }
  endShape();

  stroke(255,0,0);
  beginShape();
  for(var j = 0;j < 360; j++){
    var r2 = map(prevv[j] , 0 , 1 ,100 , 1000);;
    var x2 = r2 * cos(j);
    var y2 = r2 * sin(j);

    vertex(x2,y2);
  }
  endShape();

  beginShape();
  for(var i = 0;i < 360; i++){
    var r1 = map(prevv[i] , 0 , 1 ,100 , 250);;
    var x1 = r1 * cos(i);
    var y1 = r1 * sin(i);

    vertex(x1,y1);
  }
  endShape();

  stroke(random(150));

  beginShape();
  for(var i = 0;i < 360; i++){
    var r1 = map(prevv[i] , 0 , 1 ,100 , 125);;
    var x1 = r1 * cos(i);
    var y1 = r1 * sin(i);

    vertex(x1,y1);
  }
  endShape();

  fill(255,0,0,50);
  beginShape();
  for(var i = 0;i < 360; i++){
    var r1 = map(prevv[i] , 0 , 1 ,100 , 60);;
    var x1 = r1 * cos(i);
    var y1 = r1 * sin(i);

    vertex(x1,y1);
  }
  endShape();

  noFill();
  stroke(255,255,255);
  beginShape();
  for(var i = 0;i < 360; i++){
    var r1 = map(prevv[i] , 0 , 1 ,100 , 1100);;
    var x1 = r1 * cos(i);
    var y1 = r1 * sin(i);

    vertex(x1,y1);
  }
  endShape();


  if(prevv.length > 360){

    prevv.splice(0,1);

  }

  var vol2 = amp.getLevel();
  var d = map(vol2,0,0.3,10,200);

  noStroke();
  fill(random(150));

  ellipse(0,0,d/6,d/6);

}