code: public BlurBuilder algorithm(EBlurAlgorithm algorithm) {
          data.blurAlgorithm = BuilderUtil.getIBlurAlgorithm(algorithm, data.contextWrapper);
  
          return this;
      }
docs: Sets the blur algorithm.
  <p>
  NOTE: this probably never is necessary to do except for testing purpose, the default
  algorithm, which uses Android's {@link android.support.v8.renderscript.ScriptIntrinsicBlur}
  which is the best and fastest you getFromDiskCache on Android suffices in nearly every situation
  
  @param algorithm