\( \newcommand{\E}{\mathrm{E}} \) \( \newcommand{\A}{\mathrm{A}} \) \( \newcommand{\R}{\mathrm{R}} \) \( \newcommand{\N}{\mathrm{N}} \) \( \newcommand{\Q}{\mathrm{Q}} \) \( \newcommand{\Z}{\mathrm{Z}} \) \( \def\ccSum #1#2#3{ \sum_{#1}^{#2}{#3} } \def\ccProd #1#2#3{ \sum_{#1}^{#2}{#3} }\)
CGAL 4.8.2 - Halfedge Data Structures
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HalfedgeDS/hds_prog_graph2.cpp
#include <CGAL/HalfedgeDS_min_items.h>
#include <CGAL/HalfedgeDS_default.h>
#include <CGAL/HalfedgeDS_decorator.h>
// An items type using a halfedge with previous-pointer.
struct My_items : public CGAL::HalfedgeDS_min_items {
template <class Refs, class Traits>
struct Halfedge_wrapper {
CGAL::Tag_true, // previous pointer selected.
CGAL::Tag_false, // pointer to vertex not selected.
CGAL::Tag_false // pointer to face not selected.
> Halfedge;
};
};
// no traits needed, argument can be arbitrary dummy.
int main() {
HDS hds;
Decorator decorator(hds);
decorator.create_loop();
CGAL_assertion( decorator.is_valid());
return 0;
}