Re: [boost] geometry classes and computational geometry

From: Jeremy Siek (jsiek_at_[hidden])
Date: 2000-11-21 16:53:07

Ahh, thanks for clearing that up.

Is there any chance that the CGAL group would want to provide a more open
licence version of CGAL? Would the group be interested in submitting CGAL
to Boost at some point, and/or combining efforts?

Cheers,

Jeremy

On Tue, 21 Nov 2000, Lutz Kettner wrote:
> Hi,
> 
> I am listening for about a week now. I guess it is about time
> to say a few words in this thread -- I am one of the CGAL developers:
> 
> > As a whole, I think the design of CGAL is quite nice. Some of the ideas
> > like circulators seem like they would be usefull. 
> 
> Thanks  :-)
> 
> > Second, CGAL is based on the LEDA graph library which
> > has several disadvantages: 
> 
> CGAL does _not_ depend on LEDA. You can install and use CGAL without
> having LEDA. 
> 
> However, we have close ties with the LEDA folks and CGAL benefits 
> from having LEDA around. For example, LEDA contains good number types
> for exact arithmetic. However, if you don't install LEDA, you can
> still use CGAL, and we support also other exact number types,
> GMP and CNL. Others are easy to add. Similar for visualization.
> We support the LEDA 2D and 3D window. Occasionally, also some
> geometric functionality works only if LEDA is there. The manual
> mentions that for example for CGALL::Point_set_2 and for 
> CGAL::convex_hull_3.

----------------------------------------------------------------------
 Jeremy Siek                        www: http://www.lsc.nd.edu/~jsiek/
 Ph.D. Candidate                  email: jsiek_at_[hidden]
 Univ. of Notre Dame         work phone: [phone]
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