DiScO

let vecLocation = [];

let vecVelocity = [];

const NUM = 10;

​

function setup() {

  createCanvas(windowWidth, windowHeight);

  frameRate(30);

  for(let i = 0; i < NUM; i++){

    vecLocation[i] = createVector(width/2,height/2);

  vecVelocity[i] = createVector(random(-10,10),random(-10,10));

  }

}

​

function draw() {

  background(0);

  noStroke();

  fill(random(255),random(255),random(255),255);

  for(let i = 0; i < NUM; i++){

  ellipse(random(vecLocation[i].x),random(vecLocation[i].y),random(100),random(100));

  vecLocation[i].add(vecVelocity[i]);

  if(vecLocation[i].x > width || vecLocation[i].x < 0){

   vecVelocity[i].x = vecVelocity[i].x * -1;

  }

  if(vecLocation[i].y > height || vecLocation[i].y < 0){

   vecVelocity[i].y = vecVelocity[i].y * -1;

  }

  }

}