Function PreloaderTryPruneParent

engine/resource/src/resource_preloader.cpp:682–698

Try to create the resource of the parent if all the child requests has been resolved. We continue up the parent chain until we find a parent where all children are not resolved and we break Returns true if at least one parent in the chain is created

    // children are not resolved and we break
    // Returns true if at least one parent in the chain is created
    static bool PreloaderTryPruneParent(HPreloader preloader, PreloadRequest* req)
    {
        TRequestIndex parent = req->m_Parent;
        if (parent == -1)
        {
            return false;
        }
        PreloadRequest* parent_req = &preloader->m_Request[parent];
        if (parent_req->m_PendingChildCount > 0)
        {
            return false;
        }
        CreateResource(preloader, parent_req, 0, 0, 0);
        UnmarkPathInProgress(preloader, &parent_req->m_PathDescriptor);
        PreloaderTryPruneParent(preloader, parent_req);
        return true;
    }

    // Ends the Load part of the resource and handles the result of the load
    // It will create the resource if it has no children, otherwise it will