CGAL users discussion list

["Sebastien Loriot (GeometryFactory)" <>]

You can check whether Kernel::FT is a floating point.

http://www.boost.org/doc/libs/1_54_0/libs/type_traits/doc/html/boost_typetraits/reference/is_floating_point.html

Sebastien.

On 09/03/2013 04:26 PM, ax487 wrote:
> Hello all,
>
> I am currently trying to make my algorithms work with different types of
> kernels: Up to now I have only been working using a kernel providing
> exact construction, now I am trying to write a correct implementation of
> my algorithm on a kernel that only provides exact predicates and uses
> floating point based construction. Clearly this requires some additional
> work. I would like to avoid that additional work on kernels providing
> exact construction. To this end I need a method to tell if a given
> kernel provides exact construction. I am currently working using
> #ifdef's, but instead I would like use templates in my classes and
> functions. What I need is something like a static function
> `Kernel::provides_exact_construction()' which I could call in a method
> like `template<class Kernel>  void calculate(...)'. I did not find
> anything like that in the documentation so far, is there a method to
> obtain the information from CGAL?
>
> ax487