Method BeginPlay

Source/Engine/Level/Actor.cpp:1018–1055

}

void Actor::BeginPlay(SceneBeginData* data)
{
    CHECK_DEBUG(!IsDuringPlay());

    // Set flag
    Flags |= ObjectFlags::IsDuringPlay;

    OnBeginPlay();

    // Update scripts
    ACTOR_LOOP_START_MODIFIED_HIERARCHY();
    for (int32 i = 0; i < Scripts.Count(); i++)
    {
        auto e = Scripts.Get()[i];
        if (!e->IsDuringPlay())
        {
            e->BeginPlay(data);
            ACTOR_LOOP_CHECK_MODIFIED_HIERARCHY();
        }
    }

    // Update children
    for (int32 i = 0; i < Children.Count(); i++)
    {
        auto e = Children.Get()[i];
        if (!e->IsDuringPlay())
        {
            e->BeginPlay(data);
            ACTOR_LOOP_CHECK_MODIFIED_HIERARCHY();
        }
    }

    // Fire events for scripting
    if (IsActiveInHierarchy() && GetScene() && !_isEnabled)
    {
        OnEnable();
    }
}

void Actor::EndPlay()
{