* Truchet Tiling example code

* based on the sketch of @deconbatch

* @version 0.1

* created 2022.02.28

* license CC0

* color and styling edit: @clara-devanz

* Fabacademy 2023

*/

​

const w = 640;

const h = w;

const num = 10;

​

function setup() {

  createCanvas(w, h);

  imageMode(CENTER);

​

  const cell = getPattern(floor(w / num));

​

  for (let x = 0; x < num; x++) {

    for (let y = 0; y < num; y++) {

      push();

      translate((x + 0.5) * w / num, (y + 0.5) * height / num);

      if (random(1.0) < 0.5) {

        rotate(HALF_PI);

      }

      image(cell, 0, 0);

      pop();

    }

  }

}

​

function getPattern(_size) {

  g = createGraphics(_size, _size);

  g.background(255, 250, 244);

  g.noFill();

  g.stroke(55, 10, 10);

  g.strokeWeight(_size * 0.1);

  g.circle(0, 0, _size);

  g.circle(_size, _size, _size);

  return g;

}