var y=50

var rot=0

var R=255

var G=255

var B=255

function setup() {

  createCanvas(500, 500,WEBGL);

}

​

function draw() {

  background(0,0,0);

  pointLight(R,G,B,100,-400,400);

  pointLight(R,G,B,100,-400,400);

  pointLight(R,G,B,100,-400,400);

  pointLight(R,G,B,100,-400,400);

  translate(0,0)

  camera(mouseX-200,mouseY-200,400,0,0,0,0,1,0)

  rotateY(-0.5)

  rotateX(rot)

  stroke(R,G,B)

  strokeWeight(3)

  noFill()

  box(50,y,50);

  box(y,50,50);

  box(50,50,y);

  box(5,y,y)

  box(y,5,y)

  box(y,y,5)

  rot=rot+0.07

  y=y+changey

   if (y>49){

    changey=5

     frameRate(50)

   }

  if (y>400){

    y=-y

  R=random(1,255)

  G=random(1,255)

  B=random(1,255)

  }

​

}