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List:       koffice-devel
Subject:    Re: Summer of code
From:       Cyrille Berger <cberger () cberger ! net>
Date:       2007-02-21 20:38:59
Message-ID: 200702212139.00019.cberger () cberger ! net
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On Wednesday 21 February 2007, Martin Pfeiffer wrote:
> > I saw hubipete added this one:
> > * a 3D diagram shape using Eigen
>
> To implement 3d diagrams you don't need a lot of vector maths. It is some
> simple transformations. And as Eigen provides nice support for quaternions
> that are substantially faster than normal vectors I thought that Eigen
> would be a solution for the low level math.

In fact, Eigen was conceived for 3D calculations ;) In fact Benoit Jacob 
(eigen's author) use it for the 3D molecule viewer in kalzium, and marble's 
author use it as well for showing earth. As for the kdchart and 3d, and the 
usefullness of it, I don't know, so I won't say anything.

-- 
Cyrille Berger
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