let res = 15;

let w;

let h;

​

let c;

​

function setup() {

  createCanvas(600, 400);

  w = floor(width/res);

  h = floor(height/res);

  frameRate(10);

  snake = new Snake();

  foodLocation();

  c = color(random(100,250),random(0,125),random(100,175));

  startGame();

}

​

function foodLocation(){

  let x = floor(random(w));

  let y = floor(random(h));

  food = createVector(x, y);

}

​

function keyPressed(){

  if (keyCode === LEFT_ARROW){

    snake.setDir(-1,0);

  } else if (keyCode === RIGHT_ARROW){

    snake.setDir(1,0);

  } else if (keyCode === DOWN_ARROW){

    snake.setDir(0,1);

  } else if (keyCode === UP_ARROW){

    snake.setDir(0,-1);

  }

}

​

function draw() {

  scale(res);

  background(220);

  if (snake.eat(food)){

    foodLocation();

  }

  snake.update();

  noStroke();

  fill(85);

  textSize(1);

  text("food",food.x, food.y);

  snake.show();

      if (snake.endGame()){

​

      background(c);

​

      textSize(5);

      fill(255);

      text("END GAME",7,15);

      }

}

​

function mousePressed(){

  startGame();

}

​

function startGame(){

  snake = new Snake();

  foodLocation();

}

​