var track;

​

function setup() {

  createCanvas(640, 480);

  player = new Player(width / 2, height / 2, 15);

  track = new Curve(100, 100, 500, 250, 200, 200, 200, 100);

}

​

function draw() {

  background(255);

  track.show();

  player.gravity();

  player.edges();

  player.update();

  player.show();

}