Я не могу скомпилировать этот код из CGAL docs , получил следующую ошибку:
$ g++ apply.cpp -lCGAL -I/usr/local/include -o a.out
In file included from /usr/include/CGAL/Constrained_triangulation_2.h:28:0,
from /usr/include/CGAL/Constrained_Delaunay_triangulation_2.h:25,
from apply.cpp:3:
/usr/include/CGAL/Triangulation_2.h: In instantiation of ‘class CGAL::Triangulation_2<CGAL::Epeck, CGAL::Default>’:
/usr/include/CGAL/Constrained_triangulation_2.h:47:7: required from ‘class CGAL::Constrained_triangulation_2<CGAL::Epeck, CGAL::Default, CGAL::Exact_intersections_tag>’
/usr/include/CGAL/Constrained_Delaunay_triangulation_2.h:63:7: required from ‘class CGAL::Constrained_Delaunay_triangulation_2<CGAL::Epeck, CGAL::Default, CGAL::Exact_intersections_tag>’
/usr/include/CGAL/Constrained_triangulation_plus_2.h:64:7: required from ‘class CGAL::Constrained_triangulation_plus_2<CGAL::Constrained_Delaunay_triangulation_2<CGAL::Epeck, CGAL::Default, CGAL::Exact_intersections_tag> >’
apply.cpp:12:16: required from here
/usr/include/CGAL/Triangulation_2.h:100:48: error: no type named ‘size_type’ in ‘struct CGAL::Default’
Я установил libcgal-dev, libcgal-demo, g ++ и cmake из apt.G ++ версия 5.4.0-6ubuntu1 ~ 16.04.9