CGAL 6.0.1 - 2D and 3D Linear Geometry Kernel
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Functions

CGAL::Vector_3< KernelCGAL::unit_normal (const CGAL::Point_3< Kernel > &p, const CGAL::Point_3< Kernel > &q, const CGAL::Point_3< Kernel > &r)
 computes the unit normal vector for the vectors q-p and r-p.
 

Function Documentation

◆ unit_normal()

CGAL::Vector_3< Kernel > CGAL::unit_normal ( const CGAL::Point_3< Kernel > &  p,
const CGAL::Point_3< Kernel > &  q,
const CGAL::Point_3< Kernel > &  r 
)

#include <CGAL/Kernel/global_functions.h>

computes the unit normal vector for the vectors q-p and r-p.

Precondition
The points p, q, and r must not be collinear.