단순한 평면 이미지를 의사 입체로 매료시킨다

방법

소스 코드

// 潰して奥行きを表現する為の枠
Node *frame = Node::create();
frame->setAnchorPoint(Vec2::ANCHOR_MIDDLE);
frame->setPosition(Director::getInstance()->getVisibleSize()/2);
frame->setScaleY(0.5);
this->addChild(frame);

// 魔法陣
Sprite *magic_circle = Sprite::create("magic_circle.jpg");
magic_circle->setAnchorPoint(Vec2::ANCHOR_MIDDLE);
magic_circle->setPosition(frame->getContentSize()/2);
magic_circle->setScale(0.0f);
frame->addChild(magic_circle);

// アニメーション
FiniteTimeAction *action1 = Spawn::create(RotateBy::create(0.2f, 90.0f),
                                          ScaleTo::create(0.2f, 2.0f), NULL);
FiniteTimeAction *action2 = RotateBy::create(1.5f, 300.0f);
FiniteTimeAction *action3 = Spawn::create(RotateBy::create(0.2f, 90.0f),
                                          ScaleTo::create(0.2f, 3.0f),
                                          FadeOut::create(0.2f), NULL);
CallFunc *reset = CallFunc::create([magic_circle]() {
    // リピートの為にリセット
    magic_circle->setScale(0.0f);
    magic_circle->setOpacity(255);
});

magic_circle->runAction(RepeatForever::create(Sequence::create(action1,
                                                               action2,
                                                               action3,
                                                               reset,
                                                               DelayTime::create(1.0f), NULL)));

덤