code: public static <A, B> Generator<PMatrix4x4F<A, B>> createNormal()
    {
      return new PMatrix4x4FGenerator<>(PrimitiveGenerators.doubles(
        GeneratorConstants.BOUND_NORMAL_FLOAT_LOWER,
        GeneratorConstants.BOUND_NORMAL_FLOAT_UPPER
      ));
    }
docs: Create a generator initialized with a default component generator that only
  produces values in the range {@code [-1.0, 1.0]}.
  
  @param <A> A phantom type parameter (possibly representing a source
  coordinate system)
  @param <B> A phantom type parameter (possibly representing a target
  coordinate system)
  
  @return A generator