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Re: [pdf-devel] PDF sampled functions and interpolation
From: |
Hardy Falk |
Subject: |
Re: [pdf-devel] PDF sampled functions and interpolation |
Date: |
Fri, 14 Sep 2007 00:24:05 +0200 |
User-agent: |
KMail/1.9.5 |
Am Donnerstag, 13. September 2007 23:47 schrieb Karl Berry:
> Brian Cough (maintainer of gsl) is worried about the
> efficiency of the gsl functions for a software such as the
> pdf library. I disagree with him. I think the gsl would fit
> our needs quite well.
>
> Surely it's far too early to worry about efficiency. If gsl
> will move development forward by a leap and a bound, that
> seems all to the good. Down the road, if it turns out some
> function or another is bottleneck, it can probably be
> optimized on its own.
>
> Computers have lots of cycles available. Human programmers
> don't :).
On the other hand, gsl would require a lot of glue.
I would not recommend gsl if the *only* reason is cubic spline
interpolation. It is required for completeness, but xpdf seems
to fall back to the default \Order 1.