Re: [boost] [gil] numeric extension, arithmetic operators

Subject: Re: [boost] [gil] numeric extension, arithmetic operators
From: Christian Henning (chhenning_at_[hidden])
Date: 2013-04-08 08:44:14

> Do we plan to overload arithmetic operators for Pixel as wrappers of the
> numeric extension?  or should users derive a class from Pixel adding such
> functionality? ATM, for diving two pixels (rgb_8 for example), I have to
> call the division this way:

> pix_r = pixel_divide_t<rgb_8_pixel_t, rgb_8_pixel_t,
> rgb_8_pixel_t>().operator()(pix2, pix1);
>
> The thing is that I have a template class that makes use of operator/ at
> some point on one of the template parameters, and I would like to be able
> to use it with 'Pixel' type.
>
>
you cannot just write:

pixel_multiply_t< Pixel, Pixel, Pixel > op;
Pixel c = op( a, b );