@Override
  public void updateDiskCacheKey(@NonNull MessageDigest messageDigest) {
    messageDigest.update((ID + brightness).getBytes(CHARSET));
  }
brightness value ranges from -1.0 to 1.0, with 0.0 as the normal level
transformations/src/main/java/jp/wasabeef/glide/transformations/gpu/BrightnessFilterTransformation.java