初试cocos2d-x坐标系

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bool HelloWorld::init()

{

    //////////////////////////////

    if ( !Layer::init() )

    {

        return false;

    }

    Size visibleSize = Director::getInstance()->getVisibleSize();

    Vec2 origin = Director::getInstance()->getVisibleOrigin();

    /////////////////////////////

    //正方形

    auto rect=DrawNode::create();

    rect->drawRect(Vec2(0,0),Vec2(300,300),Color4F(1.0,0,0,1.0));

    //点

    auto dot=DrawNode::create();

    dot->drawDot(Vec2(0,0),10,Color4F(1.0,1.0,1.0,1.0));

    addChild(rect);

    rect->addChild(dot);

    rect->setPosition(visibleSize/2);

    dot->setPosition(Vec2(10,10));//本地空间

    rect->setContentSize(Size(300,300));

    rect->setAnchorPoint(Vec2(0.5,0.5));

    schedule([dot,rect](float f){

        rect->setRotation(rect->getRotation()+1);

        auto p=dot->convertToWorldSpace(Vec2(0,0));

        CCLOG("%f,%f",p.x,p.y);

    },"Test");

    return true;

}

初试cocos2d-x坐标系

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原文地址：http://www.cnblogs.com/daochong/p/5225798.html