createCanvas(400, 400);

  pattern();

  // Button to regenerate the pattern

  var regenerateBtn = createButton('Regenerate');

  regenerateBtn.position(0, height + 5);

  regenerateBtn.mousePressed(pattern);

}

​

function mousePressed() {

  save('pattern.jpg');

}

function pattern() {

  background(250);

  let steps = 10;

  let lineLength = 30;

  for (let x = 0; x < width; x += steps) {

    for (let y = 0; y < height; y += steps) {

      push();

      translate(x, y);

      let angle = random(TWO_PI); // Random angle

      rotate(angle); // Rotate by the random angle

      let strokeWeightValue = random(1, 5); // Random stroke weight

      strokeWeight(strokeWeightValue);

      let lineLengthModifier = random(-10, 10); // Randomize the line length a bit

      let r = random(100, 255);

      let g = random(100, 255);

      let b = random(100, 255);

      stroke(r, g, b);

      line(0, 0, lineLength + lineLengthModifier, 0); // Draw the line

      pop();

    }

  }

}