var lineY = 0;

var loops = 1000;

var lineX2 = 0;

var lineY2 = 0;

var loops2 = 1000;

var x = 600;

var y = 300;

let der = 0;

var ran=[10,20];

var move = 0;

var x2 = 200;

var y2 = 500;

let der2 = 0;

function setup() {

  createCanvas(1000, 1000);

  background(200);

}

​

function draw() {

  frameRate(60);

  background(200, 200, 200, 0.1);

  cubeThing();

​

  lineX = 0;

  lineY = 0;

  loops = 100;

  lineX2 = 0;

  lineY2 = 0;

  loops2 = 100;

​

  line(lineX, lineY, lineX + 1000, lineY);

  while (loops > 0) {

    line(lineX, lineY, lineX + 1000, lineY);

    lineY = lineY + 20;

    loops = loops - 1;

  }

  line(lineX2, lineY2, lineX2, lineY2 + 1000);

  while (loops2 > 0) {

    line(lineX2, lineY2, lineX2, lineY2 + 1000);

    lineX2 = lineX2 + 20;

    loops2 = loops2 - 1;

  }

  move = random(ran);

  der = int(random(4));

  if (der === 0) {

    x = x + move; //right

  } else if (der === 1) {

    x = x - move; //left

  } else if (der === 2) {

    y = y + move; //down

  } else {

    y = y - move; //up

  }

  if (y > 1000) {

    y = 0;

  } else if (y < -10) {

    y = 1000;

  } else if (x > 1000) {

    x = 0;

  } else if (x < -10) {

    x = 1000;

  }

  der2 = int(random(4));

  if (der2 === 0) {

    x2 = x2 + move; //right

  } else if (der2 === 1) {

    x2 = x2 - move; //left

  } else if (der2 === 2) {

    y2 = y2 + move; //down

  } else {

    y2 = y2 - move; //up

  }

​

  if (y2 > 1000) {

    y2 = 0;

  } else if (y2 < -10) {

    y2 = 1000;

  } else if (x2 > 1000) {

    x2 = 0;

  } else if (x2 < -10) {

    x2 = 1000;

  }

}

function cubeThing() {

  fill("red");

  rect(x, y, 10, 10);

  fill("white");

  rect(x + 5, y + 3, 5, 2.5);

  fill("blue");

  rect(x2, y2, 10, 10);

  fill("white");

  rect(x2 + 5, y2 + 3, 5, 2.5);

}

​

var m = 200;

function keyPressed(){

  background(m,m,m);

      stroke("black");

  lineX = 0;

  lineY = 0;

  loops = 100;

  lineX2 = 0;

  lineY2 = 0;

  loops2 = 100;

​

  line(lineX, lineY, lineX + 1000, lineY);

  while (loops > 0) {

    line(lineX, lineY, lineX + 1000, lineY);

    lineY = lineY + 20;

    loops = loops - 1;

  }

  line(lineX2, lineY2, lineX2, lineY2 + 1000);

  while (loops2 > 0) {

    line(lineX2, lineY2, lineX2, lineY2 + 1000);

    lineX2 = lineX2 + 20;

    loops2 = loops2 - 1;

  }

}