CGAL users discussion list

[Matthijs Sypkens Smit <>]

On Wednesday 15 August 2007 02:13, Kuan wrote:

> Hi all,
> Now i have a precision problem.
> I am using delaunay_triangulation_3 to find out whether a point is in
> convex hull.
> But because the problem of precision, i usually get a wrong answer.
> For example i generate some points on a cylinder by code, and write it
> into a file and read it out.

Did you make sure to write the points out with maximal precision?

> And then many of the points is defined as not in convex hull.(because
> the number is not so precision, you can image that?).

The points are not in the convex hull of what? A cyclinder-surface 
represented by triangles?


-- 
Matthijs Sypkens Smit