Processing sketch used to generate the grass in the footer of knolleary.net

knolleary_grass.pde

// http://knolleary.net/2011/04/06/processing-the-theme/

void setup() {
  size(2000,50);
  background(240);
  smooth();
  strokeJoin(ROUND);
  stroke(255);
  fill(255);
  rect(0,0,2000,40);
  stroke(153);
  fill(240);
  beginShape();
  vertex(0,42);
  int x = 0;
  for (int i=0;i<200;i++) {
    int y = (int)random(15,30);
    bezierVertex(x,37,
                 x,30,
                 x+random(-4,4),y);

    bezierVertex(x+2,30,
                 x+2,37,
                 x+random(8,9),40);

    x+=10;
    int w = (int)random(5,15);
    bezierVertex(x+(w/3),42,
                 x+(2*w/3),42,
                 x+w,40);
    x += w;
  }
  vertex(2000,42);
  endShape();

  save("footerGrass.png");
}