!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; } } }