torn

float y, theta;
PImage img;
float[] len;

void setup() {
  img = loadImage("http://media-cache-ak0.pinimg.com/736x/8b/13/4e/8b134e2309e76aced0bcd9ed3d8bf9cf.jpg");
  size(400, 400);
  background(0);
  noFill();
  strokeCap(SQUARE);
  len = new float[height];
  for (int y=0; y<height;y++) {
    len[y]=random(width/2);
  }
}

void draw() {
  image(img, 0, 0);
  for (int y=0; y<height;y++) {
    stroke(get(width/2, y), 255);
    float myX = map(sin(theta+TWO_PI/height*y), -1, 1, 0, len[y]);
    line(width/2, y, width/2-myX, y);
  }

  theta += 0.0523*2;

  //if (frameCount%2==0 && frameCount<61) saveFrame("image-###.gif");


}