//These functions are from Jared Tarbell (complexification.net)
// color parameters
int maxpal = 103;
int numpal = 0;
color[] goodcolor = new color[maxpal];

color somecolor() {
  // pick some random good color
  return goodcolor[int(random(numpal))];
}

void takecolor(String fn) {
  PImage b;
  b = loadImage(fn);
  image(b,0,0);

  for (int x=0;x<b.width;x++){
    for (int y=0;y<b.height;y++) {
      color c = get(x,y);
      boolean exists = false;
      for (int n=0;n<numpal;n++) {
        if (c==goodcolor[n]) {
          exists = true;
          break;
        }
      }
      if (!exists) {
        // add color to pal
        if (numpal<maxpal) {
          goodcolor[numpal] = c;
          println(numpal);
          numpal++;
        }
      }
    }
  }
}