!7

!include #1005875 // Distinguisher

please include function img_upperWidthToLowerWidth.
please include function img_averageWidthDividedByHeight.
please include function img_centralPixelSet.
please include function img_leftishness.

sS font = "#1004569";
static float size = 10f;

static BWImage render(S text) {
  ret autoCroppedBWImage(renderText(font, size, text));
}

p-type {
  showBWImage(render("01"));

  new Distinguisher d;
  for (final S f : splitAtSpace("upperWidthToLowerWidth averageWidthDividedByHeight centralPixelSet leftishness"))
    d.addFunction(f, func(BWImage img) { call(mc(), "img_" + f, img) });
  print("Got " + l(d.functions) + " functions.");
  
  int lastQuality = -1, sizes = 0;
  for (size = 60f; size >= 10f; size--) {
    ++sizes;
    print("Rendering size " + (int) size);
    d.analyze(ll(render("0"), render("1")));
    int quality = d.quality();
    if (quality != lastQuality) {
      print("Distinguisher quality now: " + quality);
      if (quality == 0)
        break;
      lastQuality = quality;
    }
  }
  
  print();
  d.printStuff();
  
  printAsciiHeading("Summary");
  print("Analyzed '0' and '1' in font " + font + " in " + sizes + " sizes.");
  print("=> " + (d.good() ? "Discriminator good (quality=" + d.quality() + ")" : "Discriminator failed";
  
}

Began life as a copy of #1005852