// Daniel Shiffman

// http://natureofcode.com

​

​

// A reference to our box2d world

var world;

​

// A list we'll use to track fixed objects

var boundaries = [];

// A list for all of our rectangles

var pops = [];

​

function setup() {

  createCanvas(640,360);

​

  // Initialize box2d physics and create the world

  world = createWorld();

​

  // Add a bunch of fixed boundaries

  boundaries.push(new Boundary(width/4,height-5,width/2-50,10,0));

  boundaries.push(new Boundary(3*width/4,height-50,width/2-50,10,0));

  boundaries.push(new Boundary(width-5,height/2,10,height,0));

  boundaries.push(new Boundary(5,height/2,10,height,0));

}

​

function draw() {

  background(51);

​

  // We must always step through time!

  var timeStep = 1.0/30;

  // 2nd and 3rd arguments are velocity and position iterations

  world.Step(timeStep,10,10);

​

  // Display all the boundaries

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

    boundaries[i].display();

  }

​

  // Display all the boxes

  for (var i = pops.length-1; i >= 0; i--) {

    pops[i].display();

    if (pops[i].done()) {

      pops.splice(i,1);

    }

  }

}

​

function mousePressed() {

  var p = new Lollipop(mouseX,mouseY);

  pops.push(p);

}