+ DLOG("root_screen->height_in_pixels = %d, root_screen->height_in_millimeters = %d, dpi = %d\n",
+ root_screen->height_in_pixels, root_screen->height_in_millimeters,
+ (int)((double)root_screen->height_in_pixels * 25.4 / (double)root_screen->height_in_millimeters));
+ DLOG("One logical pixel corresponds to %d physical pixels on this display.\n", logical_px(1));