Re: A class template for an N-dimensional generic resizable array

From: Randy Roberts (rroberts_at_[hidden])
Date: 2000-12-04 14:03:23

--- In boost_at_[hidden], Gary Powell <Gary.Powell_at_s...> wrote:
> > Yes, I'm very familiar with PETE, however I'd vote against using
> > expression templates (ET) for the boost multi-dim array library.
The
> > reason is that there are already good ET-based array libraries:
Pooma and
> > Blitz. However, there is a need out there for a more portable,
simpler,
> > and faster to compiler array library. I think the boost array
library
> > should fill this need.
> > 
> Ok, what if we did not implement the binary operator's "+", "-",
"*", and
> "/" returning temporaries because of their inefficiency. Instead do
just the
> "+=", "-=", "*=", and "/="?

Expression Templates (ET) features need not be an issue.  The user
of the container class can always "glom" on ET to the container
via Geoff Furnish's technique in

"Disambiguated Glommable Expression Templates Reintroduced"

http://www.creport.com/html/from_pages/view_recent_articles_c.cfm?ArticleID=627

Then the (ET) engine and the container itself become orthoganal
issues.

Regards,
Randy
--
Randy M. Roberts           |    "His men would follow him anywhere,
rroberts_at_[hidden]          |     but only out of morbid curiosity." 
rsqrd_at_[hidden]             |            -- a performance review     
work: [phone]