cocos2d-x的popScene的动画效果

template <class T>
void popSceneWithTransition(float t)
{
    CCASSERT(_runningScene != nullptr, "running scene should not null");

    _scenesStack.popBack();
    ssize_t c = _scenesStack.size();

    if (c == 0)
    {
        end();
    }
    else
    {
        _sendCleanupToScene = true;
        Scene* scene = T::create(t, _scenesStack.at(c - 1));
        _scenesStack.replace(c - 1, scene);
        _nextScene = scene;
    }
}

Director::getInstance()->popSceneWithTransition<TransitionFade>(1.0);