let rez = 20;

let w, h;

let food;

let speed = 12;

​

function setup() {

  createCanvas(floor(windowWidth - 2), floor(windowHeight - 2));

  reset();

}

​

function reset() {

  frameRate(speed);

  w = floor(width / rez);

  h = floor(height / rez);

  snake = new Snake();

  foodLocation();

}

​

function draw() {

  background(0);

  scale(rez);

  if (snake.eat(food)) {

    foodLocation();

    snake.grow();

  }

  snake.update();

  snake.show();

​

  if (snake.endgame()) {

    console.log("END");

    background(255, 0, 0);

    noLoop();

  }

​

  fill(255, 0, 0);

  noStroke();

  rect(food.x, food.y, 1, 1, 0.3);

}