Red Light Green Light

var r = 0;

var g = 0;

var b = 0;

var l = 0;

var x = 400;

var y = 600;

​

function setup() {

  createCanvas(windowWidth, windowHeight);

  background(100);

}

​

function draw() {

​

  if(keyIsPressed){

    l = random(0, 100);

    if( l > 49){

      r = 250;

      g = 0;

      b = 0;}

    else if (l < 50) {

      r = 0;

      g = 250;

      b = 0;

    y = y - 10}

  }

  light();

  pikachu();

  if(y < 0){

    y = height;}

}

​

​

function light(){

  fill(r, g, b);

  ellipse(width/2, height/2, 200, 200);

}

​

function pikachu(){

  fill('yellow');

  rect(x, y, 50, 50);

}