createCanvas(400, 400);

  // Create two sprites

  var sprite1 = new Sprite(0, 0, 100, 100);

  var sprite2 = new Sprite(200, 200, 100, 100);

  // Create a function to rate the sprites

  function rateSprites() {

    // Get the distance between the sprites

    var distance = dist(sprite1.x, sprite1.y, sprite2.x, sprite2.y);

    // Return a number between 0 and 1 based on the distance

    return 1 - distance / 400;

  }

  // Draw the sprites

  sprite1.draw();

  sprite2.draw();

  // Draw the rating between the sprites

  fill(255);

  text(rateSprites(), 100, 100);

}

​