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Message #06689
Re: Evaluation of functions
On Mon, Mar 17, 2008 at 09:19:02PM +0100, cosby@xxxxxxxxx wrote:
> Would it work if I transfered the updated files in dolfin/function/ to
> version 0.7.2 or are the any new changes that would break dependencies on
> these files ?
>
> Kristen
Don't know, you'll have to try and see what happens...
--
Anders
>
> > On Mon, Mar 17, 2008 at 05:04:43PM +0100, Kristen Kaasbjerg wrote:
> >> Anders Logg wrote:
> >> > It's now possible to evaluate functions at arbitrary points inside the
> >> > mesh where the function is defined. If evaluated outside, you should
> >> > get an informative exception.
> >> >
> >> > Thanks to Kristen Kaasbjerg for providing the code.
> >> >
> >> > There's a demo in demo/function/. The C++ version seems to work fine,
> >> > but the Python version is broken. The problem is that FFC JIT does not
> >> > generate the code for evaluate_basis (you should get an informative
> >> > exception about this if you install the very latest FFC). Switching it
> >> > on is a simple fix, but we might want to avoid that.
> >> >
> >> > I don't know how to solve this. Maybe we should always generate code
> >> > for evalute_basis, but that might slow down the overall performance
> >> > of the JIT compiler. Suggestions?
> >> >
> >> > Please test it and see if it works. Would be nice if Dag could run
> >> > the benchmarks again to confirm that I didn't mess anything up.
> >> >
> >> >
> >> Note that Dag Lindbo also contributed to the development of the code to
> >> the eval function !
> >> So thanks to him as weel.
> >
> > Yes! My fault.
> >
> >
>
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