dolfin team mailing list archive

[Anders Logg <logg@xxxxxxxxx>]

On Sat, May 22, 2010 at 01:43:24PM +0100, Garth N. Wells wrote:
>
>
> On 22/05/10 10:48, Anders Logg wrote:
> >On Sat, May 22, 2010 at 09:28:55AM +0100, Garth N. Wells wrote:
> >>Is anyone using the LAPACK linear algebra wrappers? Since they are
> >>not subclasses of GenericFoo, I suggest that we remove them and
> >>users use Armadillo (http://arma.sourceforge.net/) instead when
> >>wanting to access LAPACK/ATLAS functions. Armadillo is very easy to
> >>use. Any objections to removing the LAPACK wrappers?
> >>
> >>We have a Blueprint for wrapping Armadillo, but this would only be
> >>worthwhile if we want to assemble into an Armadillo-based object.
> >>Since Armadillo will most commonly be used for small matrices when
> >>performance is critical, and expression templates are one of its
> >>very attractive features, I don't see much point in wrapping it.
> >>
> >>Garth
> >
> >I agree it would be better to wrap Armadillo (or use it directly), but
> >the LAPACK wrappers are used heavily in the Extrapolation class so
> >they can't be removed until that has been ported to use Armadillo.
> >
>
> Turned out that only a few lines needed to be changed.

Nice.

--
Anders

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