CGAL users discussion list

[Marc Glisse <>]

On Sun, 20 Feb 2022, Bob Bill  wrote:

> I am facing the following problem: I have two 2D objects. Each one could be a 
> triangle, a rectangle or a segment, and I need to compute their intersection 
> using CGAL::intersection().
> So I created a function `create_suitable_object` that takes the vector with 
> the vertices and create the corresponding CGAL object. As the return type is 
> not unique, I used `boost::variant`.
> Then in my main I created the two objects calling the above mentioned 
> function for each vector of vertices, and then I wanted to pass those objects 
> to CGAL::intersection(). 

Where in the documentation did you see that it was ok to pass a variant to 
CGAL::intersection? As far as I can see, it only lists overloads like 
intersection(segment, triangle), etc, so you need to handle the 
dispatching yourself.

--
Marc Glisse