Method Clone

Source/Engine/Level/Actor.cpp:2100–2141

}

Actor* Actor::Clone()
{
    // Collect actors to clone
    auto actors = ActorsCache::ActorsListCache.Get();
    actors->Add(this);
    SceneQuery::GetAllActors(this, *actors);

    // Serialize objects
    MemoryWriteStream stream;
    if (ToBytes(*actors, stream))
        return nullptr;

    // Remap object ids into a new ones
    auto modifier = Cache::ISerializeModifier.Get();
    for (const Actor* actor : *actors.Value)
    {
        if (!actor)
            continue;
        modifier->IdsMapping.Add(actor->GetID(), Guid::New());
        for (const Script* script : actor->Scripts)
        {
            if (script)
                modifier->IdsMapping.Add(script->GetID(), Guid::New());
        }
    }
    if (HasPrefabLink() && HasParent() && !IsPrefabRoot())
    {
        // When cloning actor that is part of prefab (but not as whole), ignore the prefab hierarchy
        Actor* parent = GetParent();
        do
        {
            modifier->IdsMapping.Add(parent->GetPrefabObjectID(), Guid::Empty);
            parent = parent->GetParent();
        } while (parent && !parent->IsPrefabRoot());
    }

    // Deserialize objects
    Array<Actor*> output;
    if (FromBytes(ToSpan(stream), output, modifier.Value) || output.IsEmpty())
        return nullptr;
    return output[0];
}

void Actor::SetPhysicsScene(PhysicsScene* scene)
{