CGAL users discussion list

[Andreas Fabri <>]

 wrote:
> Hello,
> I have a question about minkowski sum. 
> in the example "examples/Minkowski_sum_2/approx_offset.cpp", there is a line that computes the sum:
>
> Offset_polygon_with_holes_2 offset;
> offset = approximated_offset_2 (P, radius, err_bound);
>
> I want to know what is "offset" exactly? I mean is it still polygon? what is 
> the data structure?
>
> what are the functions available for it?
>
> Thanks,

please have a look at the manual
http://www.cgal.org/Pkg/MinkowskiSum2