Geometry Boost List: Re: [geometry] Using Boost.Geometry with a legacy class hierarchy

Subject: Re: [geometry] Using Boost.Geometry with a legacy class hierarchy
From: Barend Gehrels (barend_at_[hidden])
Date: 2012-08-14 15:59:03

Hi Mats,

On 14-8-2012 18:04, Mats Taraldsvik wrote:
> Ok, that's what I thought. :)
>
> As for the comment: // Check Boost.Range adaption
> It is in main.cpp and this immediately follows:
>
>     {
>         typedef boost::range_value<QLineString>::type rv_qls;
>         typedef boost::range_value<QRing>::type rv_qr;
>     }
>
> I don't know what they are for, and it does not look like they are 
> used for anything?

I overlooked that yesterday. It is not really used, and just for 
compile-time checking. I don't remember all details but probably the 
first version was not 100% well defined and this was not compilable. But 
now it is!

In real programs it is indeed not necessary at all.

Regards, Barend