0405snowmanfunction

var a = 0;

var s = 0.25; // size

var sincr = 0.05; // size increment each frame

​

function setup() {

  createCanvas(windowWidth, windowHeight);

}

​

function draw() {

  background(255);

  fill(200, 200, 200);

  rectMode(CENTER);

  frosty(mouseX, mouseY);

  a = a+0.1;

  s = s+sincr;

  if(s>1) sincr = -sincr; // reverse it

  if(s<0.05) sincr = -sincr; // reverse it

}

​

function frosty(x, y)

{

​

  translate(x, y);

  scale(0.5); // change size

  // body:

  ellipse(0, -75, 50, 50);

  ellipse(0, 0, 100, 100);

  ellipse(0, 125, 150, 150);

  // snowball:

  push(); // move up one level IN THE DRAWING STACK

  rotate(a);

  translate(50, 50);

  ellipse(0, 0, 20, 20);

  pop(); // move down one level IN THE DRAWING STACK

​

  // hat

  push();

  translate(0, -115);

  scale(s);

  rect(0, 0, 30, 30);

  rect(0, -30, 15, 15);

  pop();

}

​