Method init

tests/live2d-tests/Source/SampleScene.cpp:46–150

on "init" you need to initialize your instance

// on "init" you need to initialize your instance
bool SampleScene::init()
{
    //////////////////////////////
    // 1. super init first
    if (!Scene::init())
    {
        return false;
    }

    // Live2DManager実体化の前に必要となる
    instance = this;

    auto winSize = Director::getInstance()->getWinSize();
    auto visibleSize = Director::getInstance()->getVisibleSize();
    Vec2 origin = Director::getInstance()->getVisibleOrigin();

    /////////////////////////////
    // 2. add a menu item with "X" image, which is clicked to quit the program
    //    you may modify it.

    // add a "close" icon to exit the progress. it's an autorelease object
    _closeItem = MenuItemImage::create(
        "CloseNormal.png",
        "CloseSelected.png",
        AX_CALLBACK_1(SampleScene::menuCloseCallback, this)
    );

    if (_closeItem == nullptr ||
        _closeItem->getContentSize().width <= 0 ||
        _closeItem->getContentSize().height <= 0)
    {
        problemLoading("'CloseNormal.png' and 'CloseSelected.png'");
    }

    // create menu, it's an autorelease object
    auto closeMenu = Menu::create(_closeItem, NULL);
    closeMenu->setScale(0.9f);
    closeMenu->setPosition(Vec2::ZERO);
    this->addChild(closeMenu, 1);

    _changeItem = MenuItemImage::create(
        "icon_gear.png",
        "icon_gear.png",
        AX_CALLBACK_1(SampleScene::menuChangeCallback, this)
    );

    if (_changeItem == nullptr ||
        _changeItem->getContentSize().width <= 0 ||
        _changeItem->getContentSize().height <= 0)
    {
        problemLoading("'icon_gear.png'");
    }

    // create menu, it's an autorelease object
    auto changeMenu = Menu::create(_changeItem, NULL);
    changeMenu->setScale(0.9f);
    changeMenu->setPosition(Point::ZERO);
    this->addChild(changeMenu, 1);