MusicalGravityBalls - OpenProcessing

mySketch
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var balls = [];
var n = 0;
var gravity = 0.1;
var power = 0.1;
var mic;
var c = 79;
var b = 82;
var a = 80;
var flock;
​
function preload(){
  pianoc = loadSound("pianoc.wav");
  pianod = loadSound("pianod.wav");
  pianoe = loadSound("pianoe.wav");
  pianof = loadSound("pianof.wav");
  pianog = loadSound("pianog.wav");
  pianoa = loadSound("pianoa.wav");
  pianob = loadSound("pianob.wav");
}
 
 function setup() {
   createCanvas(600, 600);
//createCanvas(window.innerWidth, window.innerHeight);
}
 
function draw() {
  background(255, 165, 0)
  fill(224, 88, 38);
  rect(0, height - height/6, width, height)
  
  textSize(32);
 textAlign(CENTER);
 fill(255);
 text("TOUCH anywhere to add a ball", 500, 1400); 
 text("TALK gently to increase the gravity", 500, 1480);
 text("TALK loudly to decrease the gravity", 500, 1560);
​
  fill(255);
  textSize(32);
text("Reset", width/2 - 20, height - height/12, 50);
   if (n > 8){
   balls = subset(balls, 1, 8);} 
 for (n = 0; n < balls.length; n++) {
    balls[n].display();
     balls[n].update();
 }
​
}
 
function mouseClicked() {
  if (n < 8 && mouseY < height - 50){
  append(balls, new Ball(mouseX, mouseY));
}
  if (mouseX > 0 && mouseY > height- height/6){
    resetSketch();
  }
}    
​
function resetSketch() {
  balls = subset(balls, 8, 8);
}
 
function Ball(x, y) {
​
mic = new p5.AudioIn();
mic.start();
​
this.x = x;
this.y = y;
this.yspeed = 0;
​
​
this.update = function(){
  this.y += this.yspeed;
  this.yspeed += gravity;
​
if (this.y > height) {
  this.y = height;
  this.yspeed *= -0.9
}
if (this.y < 0) {
  this.y = 0;
  this.yspeed *= -0.9
}
var vol = mic.getLevel();
var d = map(vol, 0, 1, 0, 1);
  if (d < 0.3) {
    b = 100;
    c = 255;
    a = 0;
    gravity = d;
  }
  else {
   c = 252;
   b = 0;
   a = 252;
    gravity = d * -1;
  }
   if (this.x > 0 && this.x < width/8 && this.y == height){
    pianoc.play();
  }
    if (this.x > width/8 && this.x < (width/8 * 2) && this.y == height){
    pianod.play();
  }
    if (this.x > (width/8 * 2) && this.x < (width/8 * 3) && this.y == height){
    pianoe.play();
  }
    if (this.x > (width/8 * 3) && this.x < (width/8 * 4) && this.y == height){
    pianof.play();
  }
    if (this.x > (width/8 * 4) && this.x < (width/8 * 5) && this.y == height){
    pianog.play();
  }
    if (this.x > (width/8 * 5) && this.x < (width/8 * 6) && this.y == height){
    pianoa.play();
  }
    if (this.x > (width/8 * 6) && this.x < (width/8 * 7) && this.y == height){
    pianob.play();
  }
    if (this.x > (width/8 * 7) && this.x < width && this.y == height){
    pianoc.play();
  }
​
}
​
  this.display = function() {
    fill(a, b, c);
    ellipse(this.x, this.y, width/12, width/12);
  }
}