Inspired by works from Frieder Nake's Matrix Multiplication Series

*/

​

let cellSize;

let sign;

let seed = 2;

​

function setup() {

  createCanvas(windowWidth, windowHeight);

  rectMode(CENTER);

  angleMode(DEGREES);

  noFill();

  stroke(0);

  strokeWeight(2);

}

​

function draw() {

  background(255);

  randomSeed(seed);

​

  cellSize = min(width / 10, height / 10);

​

  for (let x = cellSize / 2; x < width; x += cellSize) {

    for (let y = cellSize / 2; y < height; y += cellSize) {

      push();

      translate(x, y);

​

      let chance = random(1);

      if (chance < 0.5) {

        sign = 1;

      } else {

        sign = -1;

      }

​

      let angle = random(0, -60 * sign);

      rotate(angle);

​

      if (angle < 0) {

        square(0, 0, cellSize * random(0.5, 1));

      } else {

        square(0, 0, cellSize);

      }

​

      pop();

    }

  }

}

​

function mousePressed() {

  seed = random(50000);

}

​

function windowResized() {

  resizeCanvas(windowWidth, windowHeight);

}