Function SetCapacity

Source/Engine/Core/Collections/BitArray.h:249–258

    /// <param name="capacity">The new capacity.</param>
    /// <param name="preserveContents">True if preserve collection data when changing its size, otherwise collection after resize will be empty.</param>
    void SetCapacity(const int32 capacity, const bool preserveContents = true)
    {
        if (capacity == _capacity)
            return;
        ASSERT(capacity >= 0);
        const int32 count = preserveContents ? (_count < capacity ? _count : capacity) : 0;
        _allocation.Relocate(ToItemCapacity(capacity), ToItemCount(_count), ToItemCount(count));
        _capacity = capacity;
        _count = count;
    }

    /// <summary>
    /// Resizes the collection to the specified size. If the size is equal or less to the current capacity no additional memory reallocation in performed.