function setup() {

  createCanvas(400, 400);

}

​

function draw() {

  background(220);

  stroke(0);

  strokeWeight(2);

  noFill();

  beginShape();

  for (let i = 0; i < width; i++) {

    vertex(a(i).x, a(i).y);

  }

  endShape();

  offX+= 0.00001;

}

​

function a(t) {

  let order = 5; // Adjust the order of the Hilbert Curve

  let numPoints = pow(2, order);

  let index = Math.floor(t * numPoints);

  let point = hilbertCurve(index, order);

  let x = map(point.x, 0, numPoints, 0, width);

  let y = map(point.y, 0, numPoints, 0, height);

  return createVector(x, y);

}

​

// Function to generate points on the Hilbert Curve

function hilbertCurve(index, order) {

  let numPoints = pow(2, order);

  if (order === 0) {

    return createVector(0, 0);

  }

  let length = width / numPoints;

  let halfLength = length / 2;

  let points = [

    createVector(0, 0),

    createVector(0, halfLength),

    createVector(halfLength, halfLength),

    createVector(halfLength, 0)

  ];

  let point = points[index % 4];

  let nextOrder = order - 1;

  let nextIndex = Math.floor(index / 4);

  let childPoint = hilbertCurve(nextIndex, nextOrder);

  let transformedPoint;

  if (index < 2) {

    transformedPoint = createVector(childPoint.y, childPoint.x);

  } else {

    transformedPoint = childPoint.copy();

  }

  transformedPoint.mult(halfLength);

  transformedPoint.add(point);

  return transformedPoint;

}

​