Cocos2d-x Sprite::create について

Sample.cpp

    const auto fileName = "image.png";
    if (auto frame = SpriteFrameCache::getInstance()->getSpriteFrameByName(fileName))
    {
        if (auto sprite = Sprite::createWithSpriteFrame(frame))
        {
            this->addChild(sprite);
        }
    }
    else if (FileUtils::getInstance()->isFileExist(fileName))
    {
        if (auto sprite = Sprite::create(fileName))
        {
            this->addChild(sprite);
        }
    }
    else
    {
        CCLOG("Image(%s) is not Found.", fileName);
    }