Re: [boost] [fusion] segmented sequences [ was Re: [fusion] ftag ]

From: Joel de Guzman (joel_at_[hidden])
Date: 2006-09-25 20:05:43

Andy Little wrote:
> "Joel de Guzman" <joel_at_[hidden]> wrote in message
> news:ef9mui$nhb$1_at_sea.gmane.org...
>> Andy Little wrote:
>>
>>> OK.  FWIW I found that  creating a sequence by  pushing_back result_types to
>>> an
>>> empty vector is a great way to 'create' a result sequence at compile time.
>>> It
>>> kind of creates something out of nothing.  At runtime however I found I could
>>> employ a different approach by using recursive functors(that is still compile
>>> time rather than runtime recursion, but much faster to compile and using less
>>> resources, whereas joint_view can be a resource hog)
>> A resource hog? At compile time? At runtime? I'd like to know how
>> you arrived at that observation.
> 
> FWIW the whole story is available in Quan CVS In the same directory with the
> following files, (though much of it is tedious to wade through)
> 
[snips]
> 
> But yeah. Don't take it too seriously. To analyse it properly would take a long
> time and I was having too much "fun with Fusion" at that time. :-)

I see. It seems you'll indeed have a perf-boost when we get the
segmented stuff in! :)

Regards,
-- 
Joel de Guzman
http://www.boost-consulting.com
http://spirit.sf.net