Method insertQuadFromSprite

core/2d/SpriteBatchNode.cpp:711–734

// implementation SpriteSheet (TMXTiledMapExtension)

void SpriteBatchNode::insertQuadFromSprite(Sprite* sprite, ssize_t index)
{
    AXASSERT(sprite != nullptr, "Argument must be non-nullptr");
    AXASSERT(dynamic_cast<Sprite*>(sprite), "CCSpriteBatchNode only supports Sprites as children");

    // make needed room
    while (index >= _textureAtlas->getCapacity() || _textureAtlas->getCapacity() == _textureAtlas->getTotalQuads())
    {
        this->increaseAtlasCapacity();
    }
    //
    // update the quad directly. Don't add the sprite to the scene graph
    //
    sprite->setBatchNode(this);
    sprite->setAtlasIndex(static_cast<unsigned int>(index));

    auto&& quad = sprite->getQuad();
    _textureAtlas->insertQuad(quad, index);

    // FIXME:: updateTransform will update the textureAtlas too, using updateQuad.
    // FIXME:: so, it should be AFTER the insertQuad
    sprite->setDirty(true);
    sprite->updateTransform();
}

void SpriteBatchNode::updateQuadFromSprite(Sprite* sprite, ssize_t index)
{