BLU

var nodes = [];

var nodeCount = 200;

var maxDistance =120;

function setup() {

  createCanvas(windowWidth, windowHeight);

​

  //Create nodes

  for(i =0; i<nodeCount; i++){

    var b = new Ball(random(0,windowWidth),random(0,windowHeight));

    nodes.push(b);

  }

}

function windowResized(){

  resizeCanvas(windowWidth, windowHeight);

}

​

​

function draw() {

​

  background(255);

​

  for(i = 0; i<nodes.length; i++){

    nodes[i].display();

    nodes[i].update();

    drawConnection(i);

  }

​

}

​

function drawConnection(theNode){

  node1 = nodes[theNode];

  stroke(node1.color);

​

  for(j=theNode; j < nodes.length; j++){

​

    node2 = nodes[j];

    distance = dist(node1.x,node1.y,node2.x,node2.y);

    if(distance < maxDistance){

      if(j != theNode){

        strokeWeight(3 - (distance/maxDistance) *3); // Distance/ max creates line thickness

        line(node1.x,node1.y,node2.x,node2.y);

      }

    }

  }

​

}

​

function Ball (x ,y){

  this.size = 8;

  this.x = x;

  this.y = y;

  this.speed = 1.5;

  this.xSpeed = this.speed * random(-1,1);

  this.ySpeed = this.speed * random(-1,1);

  this.color = color(223, 8, 47);

​

  this.display = function (){

    noStroke();

    fill(this.color);

    ellipse(this.x,this.y,this.size ,this.size );

  }

​

  this.update = function(){

      if(this.x + this.xSpeed > windowWidth || this.x + this.xSpeed <0){

         this.xSpeed *= -1;

      }else {

        this.x += this.xSpeed;

      }

      if(this.y + this.ySpeed > windowHeight || this.y + this.ySpeed <0){

         this.ySpeed *= -1;

      }else {

        this.y += this.ySpeed;

      }

    }

​

}

​