remove()

bool MayaFlux::Portal::Forma::Layer::remove

(

uint32_t

id

)

Remove an element by id, cascading to every related id.

Marks each removed element's buffer for removal.

Returns

True if id was found.

Definition at line 17 of file Layer.cpp.

{
    if (!get(id))
        return false;
 
    const std::vector<uint32_t> ids = closure(id);
 
    for (uint32_t cid : ids) {
        if (auto* el = get(cid); el && el->buffer)
            el->buffer.retire();
        std::erase_if(m_elements, [cid](const Element& e) { return e.id == cid; });
        m_index_stale = true;
    }
 
    for (uint32_t cid : ids)
        m_relations.erase(cid);
 
    for (auto& [primary_id, related] : m_relations) {
        for (uint32_t cid : ids)
            std::erase(related, cid);
    }
    std::erase_if(m_relations, [](const auto& kv) { return kv.second.empty(); });
 
    return true;
}

References MayaFlux::Portal::Forma::Element::buffer, closure(), get(), MayaFlux::Portal::Forma::Element::id, ids, m_elements, m_index_stale, and m_relations.

Referenced by MayaFlux::Portal::Forma::destroy().

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