Re: [boost] [MPL] Compile-time math metafunctions.

From: Cromwell Enage (sponage_at_[hidden])
Date: 2004-05-18 08:07:33

--- Aleksey Gurtovoy <agurtovoy_at_[hidden]> wrote:
> Alexander Nasonov writes:
> > What happened to fixed_c? 
> 
> Nothing; the stub is still there, waiting for
> somebody to implement it in 
> full.
> 
> > It's used here
> >
>
http://www.boost.org/libs/mpl/doc/paper/html/codegeneration.html
> > in a form mpl::fixed_c<9,0001> (he-he).
>                            ^^^^

It took me some time to realize that the
floating-point number was in European notation. 
Slick.

> This one is actually kind of nasty -- ignoring the
> fact that 0001 is an octal constant, there is no way
> you can detect the number of leading zeros here,
> which renders this particular representation
> unusable. I guess we can go with something like
> 
>     float_<0,90001,e<+1> >
> 
> or something along these lines.
> 
> > Any plans to redesign it and to put into MPL?
> 
> Well, somebody who needs it needs to tackle it. It
> would be a welcome 
> contribution.

Since I'm the guy who started this entire thread, I
guess I should look into it.

                              Cromwell Enage

        
                
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