// http://codingtra.in

// http://patreon.com/codingtrain

// Code for: https://youtu.be/AaGK-fj-BAM

​

var s;

var scl = 20;

​

var food;

​

function setup() {

  createCanvas(600, 600);

  s = new Snake();

  frameRate(10);

  pickLocation();

​

}

​

function pickLocation() {

  var cols = floor(width / scl);

  var rows = floor(height / scl);

  food = createVector(floor(random(cols)), floor(random(rows)));

  food.mult(scl);

}

​

function mousePressed() {

  s.total++;

}

​

function draw() {

  background(0);

​

  if (s.eat(food)) {

    pickLocation();

  }

  s.death();

  s.update();

  s.show();

​

​

  fill(255, 0, 100);

  rect(food.x, food.y, scl, scl);

}

​

​

​

​

​

function keyPressed() {

  if (keyCode === UP_ARROW) {

    s.dir(0, -1);

  } else if (keyCode === DOWN_ARROW) {

    s.dir(0, 1);

  } else if (keyCode === RIGHT_ARROW) {

    s.dir(1, 0);

  } else if (keyCode === LEFT_ARROW) {

    s.dir(-1, 0);

  }

}