CGAL 6.0 - Halfedge Data Structures
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HalfedgeDS/hds_prog_color.cpp
#include <CGAL/HalfedgeDS_items_2.h>
#include <CGAL/HalfedgeDS_default.h>
#include <CGAL/IO/Color.h>
#include <cassert>
// A face type with a color member variable.
template <class Refs>
struct My_face : public CGAL::HalfedgeDS_face_base<Refs> {
My_face() {}
My_face( CGAL::IO::Color c) : color(c) {}
};
// An items type using my face.
struct My_items : public CGAL::HalfedgeDS_items_2 {
template <class Refs, class Traits>
struct Face_wrapper {
typedef My_face<Refs> Face;
};
};
struct My_traits { // arbitrary point type, not used here.
typedef int Point_2;
};
typedef HDS::Face Face;
typedef HDS::Face_handle Face_handle;
int main() {
HDS hds;
Face_handle f = hds.faces_push_back( Face( CGAL::IO::red()));
f->color = CGAL::IO::blue();
assert( f->color == CGAL::IO::blue());
return 0;
}
The class HalfedgeDS_default is a model for the HalfedgeDS concept.
Definition: HalfedgeDS_default.h:36
The class HalfedgeDS_face_base is a model of the HalfedgeDSFace concept.
Definition: HalfedgeDS_face_base.h:50
The class HalfedgeDS_items_2 is a model of the HalfedgeDSItems concept.
Definition: HalfedgeDS_items_2.h:76