Function tutorial_storage_save

tutorial/T29-Storage.cpp:18–34

    #if __cplusplus >= 201703L
void tutorial_storage_save(const std::string& path) {
    GPipelinePtr pipeline = GPipelineFactory::create();
    GElementPtr a, b, c, d = nullptr;

    CStatus status = pipeline->registerGElement<MyNode1>(&a, {}, "nodeA");
    status += pipeline->registerGElement<MyNode2>(&b, {a}, "nodeB");
    status += pipeline->registerGElement<MyNode1>(&c, {a}, "nodeC");
    status += pipeline->registerGElement<MyNode2>(&d, {b, c}, "nodeD");
    status += pipeline->save(path);
    if (status.isOK()) {
        std::cout << "pipline have been save to " << path << std::endl;
    } else {
        std::cout << " save pipeline failed ...\n";
    }

    GPipelineFactory::remove(pipeline);    // 析构当前pipeline即可
}

void tutorial_storage_load(const std::string& path) {
    // 需要通过如下方式，提前注册所有的使用到的 meta 信息