Method createStatsLabel

core/base/Director.cpp:1338–1400

}

void Director::createStatsLabel()
{
    Texture2D* texture             = nullptr;
    std::string fpsString          = "00.0";
    std::string drawBatchString    = "000";
    std::string drawVerticesString = "00000";
    if (_FPSLabel)
    {
        fpsString          = _FPSLabel->getString();
        drawBatchString    = _drawnBatchesLabel->getString();
        drawVerticesString = _drawnVerticesLabel->getString();

        AX_SAFE_RELEASE_NULL(_FPSLabel);
        AX_SAFE_RELEASE_NULL(_drawnBatchesLabel);
        AX_SAFE_RELEASE_NULL(_drawnVerticesLabel);
        _textureCache->removeTextureForKey("/ax_fps_images");
        FileUtils::getInstance()->purgeCachedEntries();
    }

    unsigned char* data = nullptr;
    ssize_t dataLength  = 0;
    getFPSImageData(&data, &dataLength);

    Image* image = new Image();
    bool isOK    = image->initWithImageData(data, dataLength, false);
    if (!isOK)
    {
        if (image)
            delete image;
        AXLOGE("{}", "Fails: init fps_images");
        return;
    }

    texture = _textureCache->addImage(image, "/ax_fps_images", PixelFormat::RGBA4);
    AX_SAFE_RELEASE(image);

    /*
     We want to use an image which is stored in the file named ccFPSImage.c
     for any design resolutions and all resource resolutions.

     To achieve this, we need to ignore 'contentScaleFactor' in 'AtlasNode' and 'LabelAtlas'.
     So I added a new method called 'setIgnoreContentScaleFactor' for 'AtlasNode',
     this is not exposed to game developers, it's only used for displaying FPS now.
     */
    float scaleFactor = 1 / AX_CONTENT_SCALE_FACTOR();

    _FPSLabel = LabelAtlas::create(fpsString, texture, 12, 32, '.');
    _FPSLabel->retain();
    _FPSLabel->setIgnoreContentScaleFactor(true);
    _FPSLabel->setScale(scaleFactor);

    _drawnBatchesLabel = LabelAtlas::create(drawBatchString, texture, 12, 32, '.');
    _drawnBatchesLabel->retain();
    _drawnBatchesLabel->setIgnoreContentScaleFactor(true);
    _drawnBatchesLabel->setScale(scaleFactor);

    _drawnVerticesLabel = LabelAtlas::create(drawVerticesString, texture, 12, 32, '.');
    _drawnVerticesLabel->retain();