Method Add

BG3Extender/GameDefinitions/EntitySystem.cpp:245–278

}

EntityHandleGenerator::ThreadState::Entry* EntityHandleGenerator::ThreadState::Add()
{
    if (NumFreeSlots < Entries.bucket_size() / 2) {
        auto oldCapacity = Entries.capacity();
        if (Entries.capacity() < Entries.size() + Entries.bucket_size()) {
            Entries.resize(Entries.capacity() + Entries.bucket_size());
        }

        auto growSize = Entries.capacity() - oldCapacity;
        for (uint32_t i = 0; i < growSize; i++) {
            auto index = Entries.size();
            auto entry = Entries.add();
            *entry = Entry{
                .Index = index,
                .Salt = 1
            };
            if (NumFreeSlots > 0) {
                Entries[LastFreeSlotIndex].Index = index;
            } else {
                NextFreeSlotIndex = index;
            }

            LastFreeSlotIndex = index;
            NumFreeSlots++;
        }
    }

    auto index = NextFreeSlotIndex;
    NumFreeSlots--;
    auto entry = &Entries[index];
    NextFreeSlotIndex = entry->Index;
    entry->Index = index;
    return entry;
}

void* EntityStorageData::GetComponent(EntityHandle entityHandle, ComponentTypeIndex type, std::size_t componentSize, bool isProxy) const
{