!7

RGB destColor = rgb("#E6ED2B");

p {

  RGBImage img = shootScreen();

  int w = img.getWidth(), h = img.getHeight();

  int overlap = 0;

  float[] grid = new float[gw*gh];

  for (int gy = 0; gy <= h- g; gy += g)

    next: for (int gx = 0; gx <= w- g; gx += g) {

      float min = 1, max = 0;

      int y2 = min(h, gy + g + overlap);

      int x2 = min(w, gx + g + overlap);

      for (int y = gy; y < y2; y++)

        for (int x = gx; x < x2; x++) {

          float b = img.getPixel(x, y);

          min = Math.min(min, b);

          max = Math.max(max, b);

          if (contrastMethod2

            ? max-min >= contrastThreshold

            : min < brightnessThreshold && max > brightnessThreshold) {

            grid[(gy / g) * gw + (gx / g)] = true;

            continue next;

          }

        }

    }