var y = 200;

var gameOver = false;

var direction = 39;

var autopilot = false;

var compX = 100;

var compY = 200;

var compDir = 37

function setup() {

  createCanvas(400, 400);

  background(0, 0, 255);

  fill(0);

  rect(10, 10, 380, 380);

  fill(0, 100, 0);

  rect(350, 190, 20, 20);

  textSize(40);

  textAlign(CENTER);

  frameRate(30);

  strokeWeight(2);

}

​

function draw() {

  if (gameOver === true) return;

  human();

  computer();

}

​

function notBlack(x, y) {

  var a = get(x, y);

  if (a[0] !== 0) return true;

  else if (a[1] !== 0) return true;

  else if (a[2] !== 0) return true;

  return false;

}

function keyPressed() {

  if (keyCode >= 37 && keyCode <= 40) direction = keyCode;

  if (key === "a") autopilot = !autopilot;

  if (key === "r") {

    x = 200;

    y = 200;

    gameOver = false;

    direction = 39;

    background(0, 0, 255);

    fill(0);

    stroke(0);

    rect(10, 10, 380, 380);

    fill(0, 100, 0);

    rect(350, 190, 20, 20);

    frameCount = 0;

  }

}

function selfDrive() {

  if (direction === 39 && notBlack(x+2, y) === true) {

    direction = 40;

    if (direction === 40 && notBlack(x, y+2) === true) direction = 37;

    if (direction === 37 && notBlack(x-2, y) === true) direction = 38;

    if (direction === 38 && notBlack(x, y-2) === true) direction = 39;

  }

}

​

function computer(){

  if(notBlack(compX, compY) === true){

    fill(255);

    text("GAMEOVER\nComputer Loses", 200, 180);

    gameOver = true;

    fill(0, 0, 255);

    stroke(0,0,255);

    ellipse(compX, compY, 40, 40);

  }

  stroke(255,0,0);

  point(compX, compY);

  //add code here for computer autoPilot

  compDrive();

  if(compDir === 37){

    compX = compX - 2;

  }

  if(compDir === 38){

    compY = compY - 2;

  }

  if(compDir === 39){

    compX = compX + 2;

  }

  if(compDir === 40){

    compY = compY + 2;

  }

}

function compDrive(){

  if(compDir === 39 && notBlack(compX+2, compY) === true)

  { compDir = 40;}

  if(compDir === 40 && notBlack(compX, compY+2) === true)

  { compDir = 37;}

  if(compDir === 37 && notBlack(compX-2, compY) === true)

  { compDir = 38;}

  if(compDir === 38 && notBlack(compX, compY-2) === true)

  { compDir = 39;}

}

function human(){

  if (notBlack(x, y) === true) {

    fill(255);

    text("Game Over!", 200, 120);

    gameOver = true;

  }

  //ellipse(x, y, 40, 40);

  fill(0, 100, 0);

  rect(5, 7, 85, 40);

  fill(255);

  text(frameCount, 40, 40);

  stroke(203, 195, 227);

  point(x, y);

  if (autopilot === true) {

    selfDrive();

  }

  if (direction === 37) x = x - 2;

  if (direction === 38) y = y - 2;

  if (direction === 39) x = x + 2;

  if (direction === 40) y = y + 2;

}

​