// fills the transparent pixels in the image with
// the color of the (roughly) closest non-transparent neighbor pixel

sclass ImageInfiller {
  settable BufferedImage inputImage;
  int[] pixels;
  PtBuffer queue;
  PtBuffer nextQueue;
  gettable BufferedImage outputImage;
  
  run {
    prepare();
    
  }
  
  void prepare {
    pixels = pixelsFromBufferedImage(inputImage);
  }
  
  void oneRound {
    if (queue
      allPixels(
  }
}