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: 2011-09-24 19:44:26

On Sep 24, 2011, at 1:58 PM, Andrew Sutton wrote:

>> Some quick comments about the proposed clamp() function:
>> 
>>  template<typename V>
>>  V clamp ( V val, V lo, V hi );
> 
> Like min and max, you might consider algorithms that clamp ranges of
> values to a lo/hi pair. You could have clamp() that takes an
> initializer list and clamp_range that takes a pair of iterators. Of
> course, those would work in-place, so I wonder if Jefferey's
> suggestion for an in-place variant on a single value might also be
> good.
> 
> That might give some other data points for thinking about the design
> of the interface.

It seems to me that a clamp_range is just:

        std::transform ( begin, end, out, clamp ( _1, lo, hi ))

is that what you meant?

-- Marshall

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

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