let y = 100;

let dx = 2;

let dy = 3;

let length = [];

let scl = 0.1;

​

function setup() {

  createCanvas(600, 600);

}

​

function draw() {

  background(220);

//   fill(255);

//   ellipse(x, y, 30, 30);

​

  x = x + dx;

  y = y + dy;

  if (x > width || x < 0) {

    dx = dx * -1;

  }

  if (y > height || y < 0) {

    dy = dy * -1;

  }

​

  for (let i = 0; i < 600; i += 20) {

    for (let j = 0; j < 600; j += 20) {

      let distance = dist(x, y, i + 7.5, j + 7.5); // Center of the rectangle

      let rectSize = map(distance, 0, width, 5, 100); // Adjust these values for the desired size range

​

      fill(i / 3, j / 3, 300);

      rect(i, j, rectSize, rectSize);

​

    }

  }

​

}

​