Based on Herbert W. Franke's Random Square

http://dada.compart-bremen.de/item/artwork/1265

*/

​

let seed = 200;

​

function setup() {

  createCanvas(windowWidth, windowHeight);

  rectMode(CENTER);

  noFill();

  stroke(255);

  strokeWeight(2);

}

​

function draw() {

  background(0);

  randomSeed(seed);

​

  for (let i = 0; i < 400; i++) {

    let x = random(width / 10, (width / 10) * 9);

    let y = random(height / 10, (height / 10) * 9);

    let w = random(width / 10, width / 40);

    let h = random(height / 10, height / 40);

    rect(x, y, w, h);

  }

}

​

function mousePressed() {

  seed = random(2000);

}

​