function preload() {

  soundFormats('m4a');

  mySound = loadSound('gun');

}

​

​

​

​

let counter = 0;

​

​

function setup() {

  outputVolume(0.1);

  pixelDensity(1);

  createCanvas(400, 400);

  background(0);

  fill('red')

  rect(20, 20, width-40, height-40)

  frameRate(10);

}

​

function shoot() {

  mySound.play();

  stroke('black')

  fill('black')

  let centerX = random(width)

  let centerY = random(height)

  let deviation = 25;

  let gauge = 8;

  let gaugeDeviation = 5;

  for (let x = 0; x < 30; x++) {

      circle(centerX + randomGaussian(0, deviation), centerY + randomGaussian(0, deviation), random(gauge - gaugeDeviation, gauge + gaugeDeviation))

  }

​

}

​

function draw() {

  counter++;

  if (counter > 20) {

    counter = 0;

    shoot()

  }

}