code: public Vector4f normalize3(Vector4f dest) {
          float invLength = 1.0f / (float) Math.sqrt(x * x + y * y + z * z);
          dest.x = x * invLength;
          dest.y = y * invLength;
          dest.z = z * invLength;
          dest.w = w * invLength;
          return dest;
      }
docs: /* (non-Javadoc)
  @see org.joml.Vector4fc#normalize3(org.joml.Vector4f)