function setup() {
  sliders = [];
  createCanvas(windowWidth, windowHeight);
  // init canvas with slider rose to the middle
  sliders.push(new SliderRose(width / 2, height / 2));
}
Create animated radial sliders

MOUSE
left click               : create SliderRose

CONTRIBUTED BY
[Joey Lee](http://jk-lee.com)

INSPIRED BY
[Dan Shiffman](http://shiffman.net/)