Re: [boost] [Review:Algorithms] Order of args to clamp

Subject: Re: [boost] [Review:Algorithms] Order of args to clamp
From: Marshall Clow (mclow.lists_at_[hidden])
Date: 2011-09-26 12:22:06

On Sep 26, 2011, at 8:41 AM, Andrew Sutton wrote:

>> It seems to me that a clamp_range is just:
>> 
>>        std::transform ( begin, end, out, clamp ( _1, lo, hi ))
>> 
>> is that what you meant?
> 
> Sorry... this got lost in the thread. That looks like the right
> implementation, but it might be nice to provide an interface for it:
> 
> template<typename Iter, typename T>
> void clamp_range(Iter first, Iter last, cont T& high, const T& low)
> 
> template<typename T>
> void clamp_range(initialize_list<T> list, const T& high, const T& low);

I think that, like transform, they would need an output iterator to write into.
[ note that you can do in-place with that also, by passing "first" as the output iterator ]

-- Marshall

Marshall Clow     Idio Software   <mailto:mclow.lists_at_[hidden]>

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