Hi Ahmidou :),

You could try to use pointers to std::vector. This way you will be able to
access those vector and get the double values correctly.
But you must handle the allocation/deallocation of those vectors by
yourself:

struct Foo{
    std::vector<double> *A;
    std::vector<double> *B;
    bool C;
    bool D;

    Foo()
    {
        A = new std::vector<double>;
        B = new std::vector<double>;
    }
    ~Foo()
    {
        delete A;
        delete B;
    }
};

Hope this help,

Guillaume

On Sun, Jun 9, 2013 at 8:07 AM, Ahmidou Lyazidi <ahmidou....@gmail.com>wrote:

> Hi List,
> Is it possible to store this kind of struct in a UserData (map or blob):
>
> struct Foo{
>     std::vector<double> A;
>     std::vector<double> B;
>     bool C;
>     bool D;
> };
>
> I can pull out the structure, and the vectors have the good number of
> item...but they are empty, the values are gone
>
> I'm not sure, but I think it's lost because of the size parameter in
> UserDataMap.PutItemValue
> I tried to set the real size ( sizeof(vector)+ sizeof(double)*vector::size()
> ) but this gave me some crazy results.
>
> Any idea?
>
> Thanks
>
> -----------------------------------------------
> Ahmidou Lyazidi
> Director | TD | CG artist
> http://vimeo.com/ahmidou/videos
> http://www.cappuccino-films.com
>

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