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CGAL 6.0 - 2D and 3D Linear Geometry Kernel
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Functions | |
| 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) |
computes the unit normal vector for the vectors q-p and r-p. | |
| 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.
p, q, and r must not be collinear.