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fixed is_on_new_perimetric_face_boundary()

This commit is contained in:
Efi Fogel 2007-09-20 22:02:15 +00:00
parent 0d3c086525
commit 5ebec4a4ed
1 changed files with 11 additions and 1 deletions
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12
Arrangement_on_surface_2/include/CGAL/Arr_topology_traits/Arr_spherical_topology_traits_2_impl.h
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@ -855,6 +855,14 @@ is_on_new_perimetric_face_boundary(const Halfedge * prev1,
* AFTER_DISCONTINUITY to BEFORE_DISCONTINUITY, and the number of times it
* crosses the other way around.
*/
#if 0
std::cout << "prev1: "
<< prev1->opposite()->vertex()->point() << ", "
<< prev1->vertex()->point() << std::endl;
std::cout << "prev2: "
<< prev2->opposite()->vertex()->point() << ", "
<< prev2->vertex()->point() << std::endl;
#endif
int counter = 0;
typename Traits_adaptor_2::Boundary_in_x_2 boundary_in_x =
m_traits->boundary_in_x_2_object();
@ -896,7 +904,9 @@ is_on_new_perimetric_face_boundary(const Halfedge * prev1,
Boundary_type last_trg_bc = curr_trg_bc;
if (last_trg_bc != first_src_bc) {
if (last_trg_bc == BEFORE_DISCONTINUITY) ++counter;
else --counter;
else if (last_trg_bc == AFTER_DISCONTINUITY) --counter;
else if (first_src_bc == AFTER_DISCONTINUITY) ++counter;
else if (first_src_bc == BEFORE_DISCONTINUITY) --counter;
}
// Path must be perimetric:
CGAL_assertion(counter == -1 || counter == 1);