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Cleaned up

This commit is contained in:
Efi Fogel 2025-10-21 14:49:00 +03:00
parent 93d5fecf1c
commit 4d85bc3e63
1 changed files with 107 additions and 119 deletions
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126
Arrangement_on_surface_2/include/CGAL/draw_arrangement_2.h
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@ -45,8 +45,7 @@ namespace CGAL {
namespace draw_aos { namespace draw_aos {
template <typename Arr, typename GSOptions> template <typename Arr, typename GSOptions>
class Draw_arr_tool class Draw_arr_tool {
{
public: public:
using Halfedge_const_handle = typename Arr::Halfedge_const_handle; using Halfedge_const_handle = typename Arr::Halfedge_const_handle;
using Vertex_const_handle = typename Arr::Vertex_const_handle; using Vertex_const_handle = typename Arr::Vertex_const_handle;
@ -58,14 +57,15 @@ public:
using Point = typename Arr::Point_2; using Point = typename Arr::Point_2;
using X_monotone_curve = typename Arr::X_monotone_curve_2; using X_monotone_curve = typename Arr::X_monotone_curve_2;
/*! Construct /*! constructs
*/ */
Draw_arr_tool(Arr& a_aos, CGAL::Graphics_scene& a_gs, const GSOptions& a_gso) Draw_arr_tool(Arr& a_aos, CGAL::Graphics_scene& a_gs, const GSOptions& a_gso) :
: m_aos(a_aos) m_aos(a_aos),
, m_gs(a_gs) m_gs(a_gs),
, m_gso(a_gso) {} m_gso(a_gso)
{}
/// Add a face. //! adds a face.
void add_face(Face_const_handle face) { void add_face(Face_const_handle face) {
// std::cout << "add_face()\n"; // std::cout << "add_face()\n";
for (Inner_ccb_const_iterator it = face->inner_ccbs_begin(); it != face->inner_ccbs_end(); ++it) add_ccb(*it); for (Inner_ccb_const_iterator it = face->inner_ccbs_begin(); it != face->inner_ccbs_end(); ++it) add_ccb(*it);
@ -78,7 +78,7 @@ public:
} }
} }
/// Add a Connected Component of the Boundary. //! adds a Connected Component of the Boundary.
void add_ccb(Ccb_halfedge_const_circulator circ) { void add_ccb(Ccb_halfedge_const_circulator circ) {
// std::cout << "add_ccb()\n"; // std::cout << "add_ccb()\n";
auto curr = circ; auto curr = circ;
@ -90,7 +90,7 @@ public:
} while(++curr != circ); } while(++curr != circ);
} }
/// Draw a region. //! draws a region.
void draw_region(Ccb_halfedge_const_circulator circ) { void draw_region(Ccb_halfedge_const_circulator circ) {
// std::cout << "draw_region()\n"; // std::cout << "draw_region()\n";
/* Check whether the traits has a member function called /* Check whether the traits has a member function called
@ -128,21 +128,21 @@ public:
m_gs.face_end(); m_gs.face_end();
} }
/// Compile time dispatching //! Compile time dispatching
/// //!
template <typename T, typename A, std::enable_if_t<!has_approximate_point_v<T, A>, int> = 0> template <typename T, typename A, std::enable_if_t<!has_approximate_point_v<T, A>, int> = 0>
void draw_region_impl2(const T& /* traits */, const A& /* approximate */, Halfedge_const_handle curr) { void draw_region_impl2(const T& /* traits */, const A& /* approximate */, Halfedge_const_handle curr) {
draw_exact_region(curr); draw_exact_region(curr);
} }
/// //!
template <typename T, typename A, std::enable_if_t<has_approximate_point_v<T, A>, int> = 0> template <typename T, typename A, std::enable_if_t<has_approximate_point_v<T, A>, int> = 0>
auto draw_region_impl2(const T& /* traits */, const A& approx, Halfedge_const_handle curr) { auto draw_region_impl2(const T& /* traits */, const A& approx, Halfedge_const_handle curr) {
draw_approximate_region(curr, approx); draw_approximate_region(curr, approx);
} }
/*! Draw a region, where the traits does not has approximate_2_object. /*! draws a region, where the traits does not has approximate_2_object.
*/ */
template <typename T, std::enable_if_t<!has_approximate_2_object_v<T> && !is_or_derived_from_agas_v<T>, int> = 0> template <typename T, std::enable_if_t<!has_approximate_2_object_v<T> && !is_or_derived_from_agas_v<T>, int> = 0>
void draw_region_impl1(const T& /* traits */, Halfedge_const_handle curr) { void draw_region_impl1(const T& /* traits */, Halfedge_const_handle curr) {
@ -156,7 +156,7 @@ public:
draw_region_impl2(traits, traits.approximate_2_object(), curr); draw_region_impl2(traits, traits.approximate_2_object(), curr);
} }
/*! Draw a geodesic region /*! draws a geodesic region
*/ */
template <typename T, std::enable_if_t<is_or_derived_from_agas_v<T>, int> = 0> template <typename T, std::enable_if_t<is_or_derived_from_agas_v<T>, int> = 0>
void draw_region_impl1(const T& traits, Halfedge_const_handle curr) { void draw_region_impl1(const T& traits, Halfedge_const_handle curr) {
@ -164,7 +164,7 @@ public:
draw_curve_impl1(traits, curr->curve(), false, CGAL::IO::Color()); draw_curve_impl1(traits, curr->curve(), false, CGAL::IO::Color());
} }
/*! Draw a region using approximate coordinates. /*! draws a region using approximate coordinates.
* Call this member function only if the geometry traits is equipped with * Call this member function only if the geometry traits is equipped with
* the coordinate-approximation functionality of a curve. * the coordinate-approximation functionality of a curve.
* This function must be inlined (e.g., a template) to enable the * This function must be inlined (e.g., a template) to enable the
@ -183,7 +183,7 @@ public:
for (; it != polyline.end(); prev = it++) m_gs.add_point_in_face(*prev); for (; it != polyline.end(); prev = it++) m_gs.add_point_in_face(*prev);
} }
/*! Draw an exact curve. /*! draws an exact curve.
*/ */
template <typename XMonotoneCurve> template <typename XMonotoneCurve>
void draw_exact_curve(const XMonotoneCurve& curve, bool colored, const CGAL::IO::Color& c) { void draw_exact_curve(const XMonotoneCurve& curve, bool colored, const CGAL::IO::Color& c) {
@ -197,20 +197,20 @@ public:
m_gs.add_segment(ctr_min(curve), ctr_max(curve)); m_gs.add_segment(ctr_min(curve), ctr_max(curve));
} }
/*! Draw a region in an exact manner. /*! draws a region in an exact manner.
* This fallback simply draws the curve in an exact manner (and even this is not guaranteed). * This fallback simply draws the curve in an exact manner (and even this is not guaranteed).
*/ */
void draw_exact_region(Halfedge_const_handle curr) { draw_exact_curve(curr->curve(), false, CGAL::IO::Color()); } void draw_exact_region(Halfedge_const_handle curr) { draw_exact_curve(curr->curve(), false, CGAL::IO::Color()); }
/// Add all faces. //! Add all faces.
template <typename Traits> template <typename Traits>
void add_faces(const Traits&) { void add_faces(const Traits&) {
for (auto it = m_aos.unbounded_faces_begin(); it != m_aos.unbounded_faces_end(); ++it) add_face(it); for (auto it = m_aos.unbounded_faces_begin(); it != m_aos.unbounded_faces_end(); ++it) add_face(it);
} }
/// Compile time dispatching //! Compile time dispatching
/*! Draw a point using approximate coordinates. /*! draws a point using approximate coordinates.
*/ */
template <typename Approximate> template <typename Approximate>
void draw_approximate_point(const Point& p, const Approximate& approx, bool colored, const CGAL::IO::Color& color) { void draw_approximate_point(const Point& p, const Approximate& approx, bool colored, const CGAL::IO::Color& color) {
@ -220,7 +220,7 @@ public:
m_gs.add_point(approx(p)); m_gs.add_point(approx(p));
} }
/// //!
void draw_exact_point(const Point& p, bool colored, const CGAL::IO::Color& color) { void draw_exact_point(const Point& p, bool colored, const CGAL::IO::Color& color) {
if (colored) if (colored)
m_gs.add_point(p, color); m_gs.add_point(p, color);
@ -228,35 +228,35 @@ public:
m_gs.add_point(p); m_gs.add_point(p);
} }
/// //!
template <typename T, typename A, std::enable_if_t<!has_approximate_point_v<T, A>, int> = 0> template <typename T, typename A, std::enable_if_t<!has_approximate_point_v<T, A>, int> = 0>
void draw_point_impl2( void draw_point_impl2(
const T& /* traits */, const A& /* approximate */, const Point& p, bool colored, const CGAL::IO::Color& c) { const T& /* traits */, const A& /* approximate */, const Point& p, bool colored, const CGAL::IO::Color& c) {
draw_exact_point(p, colored, c); draw_exact_point(p, colored, c);
} }
/// //!
template <typename T, typename A, std::enable_if_t<has_approximate_point_v<T, A>, int> = 0> template <typename T, typename A, std::enable_if_t<has_approximate_point_v<T, A>, int> = 0>
auto auto
draw_point_impl2(const T& /* traits */, const A& approx, const Point& p, bool colored, const CGAL::IO::Color& c) { draw_point_impl2(const T& /* traits */, const A& approx, const Point& p, bool colored, const CGAL::IO::Color& c) {
draw_approximate_point(p, approx, colored, c); draw_approximate_point(p, approx, colored, c);
} }
/*! Draw a point, where the traits does not has approximate_2_object. /*! draws a point, where the traits does not has approximate_2_object.
*/ */
template <typename T, std::enable_if_t<!has_approximate_2_object_v<T> && !is_or_derived_from_agas_v<T>, int> = 0> template <typename T, std::enable_if_t<!has_approximate_2_object_v<T> && !is_or_derived_from_agas_v<T>, int> = 0>
void draw_point_impl1(const T& /* traits */, const Point& p, bool colored, const CGAL::IO::Color& c) { void draw_point_impl1(const T& /* traits */, const Point& p, bool colored, const CGAL::IO::Color& c) {
draw_exact_point(p, colored, c); draw_exact_point(p, colored, c);
} }
/*! Draw a point, where the traits does have approximate_2_object. /*! draws a point, where the traits does have approximate_2_object.
*/ */
template <typename T, std::enable_if_t<has_approximate_2_object_v<T> && !is_or_derived_from_agas_v<T>, int> = 0> template <typename T, std::enable_if_t<has_approximate_2_object_v<T> && !is_or_derived_from_agas_v<T>, int> = 0>
auto draw_point_impl1(const T& traits, const Point& p, bool colored, const CGAL::IO::Color& c) { auto draw_point_impl1(const T& traits, const Point& p, bool colored, const CGAL::IO::Color& c) {
draw_point_impl2(traits, traits.approximate_2_object(), p, colored, c); draw_point_impl2(traits, traits.approximate_2_object(), p, colored, c);
} }
/*! Draw a geodesic point. /*! draws a geodesic point.
*/ */
template <typename T, std::enable_if_t<is_or_derived_from_agas_v<T>, int> = 0> template <typename T, std::enable_if_t<is_or_derived_from_agas_v<T>, int> = 0>
void draw_point_impl1(const T& traits, const Point& p, bool colored, const CGAL::IO::Color& color) { void draw_point_impl1(const T& traits, const Point& p, bool colored, const CGAL::IO::Color& color) {
@ -277,7 +277,7 @@ public:
m_gs.add_point(p3); m_gs.add_point(p3);
} }
/// Draw a point. //! draws a point.
void draw_point(const Point& p, bool colored, const CGAL::IO::Color& c) { void draw_point(const Point& p, bool colored, const CGAL::IO::Color& c) {
const auto* traits = m_aos.geometry_traits(); const auto* traits = m_aos.geometry_traits();
draw_point_impl1(*traits, p, colored, c); draw_point_impl1(*traits, p, colored, c);
@ -286,11 +286,10 @@ public:
/// ///
template <typename Kernel, int AtanX, int AtanY> template <typename Kernel, int AtanX, int AtanY>
Halfedge_const_handle find_smallest(Ccb_halfedge_const_circulator circ, Halfedge_const_handle find_smallest(Ccb_halfedge_const_circulator circ,
Arr_geodesic_arc_on_sphere_traits_2<Kernel, AtanX, AtanY> const&) { Arr_geodesic_arc_on_sphere_traits_2<Kernel, AtanX, AtanY> const&)
return circ; { return circ; }
}
/*! Find the halfedge incident to the lexicographically smallest vertex /*! finds the halfedge incident to the lexicographically smallest vertex
* along the CCB, such that there is no other halfedge underneath. * along the CCB, such that there is no other halfedge underneath.
*/ */
template <typename Traits> template <typename Traits>
@ -302,8 +301,7 @@ public:
// Find the first halfedge directed from left to right // Find the first halfedge directed from left to right
auto curr = circ; auto curr = circ;
do do if (curr->direction() == CGAL::ARR_LEFT_TO_RIGHT) break;
if(curr->direction() == CGAL::ARR_LEFT_TO_RIGHT) break;
while(++curr != circ); while(++curr != circ);
Halfedge_const_handle ext = curr; Halfedge_const_handle ext = curr;
@ -332,7 +330,7 @@ public:
return ext; return ext;
} }
/// Add all elements to be drawn. //! adds all elements to be drawn.
void add_elements() { void add_elements() {
// std::cout << "add_elements()\n"; // std::cout << "add_elements()\n";
// std::cout << "ratio: " << this->pixel_ratio() << std::endl; // std::cout << "ratio: " << this->pixel_ratio() << std::endl;
@ -369,7 +367,7 @@ public:
m_visited.clear(); m_visited.clear();
} }
/*! Draw a curve using approximate coordinates. /*! draws a curve using approximate coordinates.
* Call this member function only of the geometry traits is equipped with * Call this member function only of the geometry traits is equipped with
* the coordinate-aproximation functionality of a curve. * the coordinate-aproximation functionality of a curve.
* This function must be inlined (e.g., a template) to enable the * This function must be inlined (e.g., a template) to enable the
@ -412,14 +410,14 @@ public:
draw_approximate_curve(xcv, approx, colored, c); draw_approximate_curve(xcv, approx, colored, c);
} }
/*! Draw a curve, where the traits does not has approximate_2_object. /*! draws a curve, where the traits does not has approximate_2_object.
*/ */
template <typename T, std::enable_if_t<!has_approximate_2_object_v<T> && !is_or_derived_from_agas_v<T>, int> = 0> template <typename T, std::enable_if_t<!has_approximate_2_object_v<T> && !is_or_derived_from_agas_v<T>, int> = 0>
void draw_curve_impl1(const T& /* traits */, const X_monotone_curve& xcv, bool colored, const CGAL::IO::Color& c) { void draw_curve_impl1(const T& /* traits */, const X_monotone_curve& xcv, bool colored, const CGAL::IO::Color& c) {
draw_exact_curve(xcv, colored, c); draw_exact_curve(xcv, colored, c);
} }
/*! Draw a curve, where the traits does have approximate_2_object. /*! draws a curve, where the traits does have approximate_2_object.
*/ */
template <typename T, std::enable_if_t<has_approximate_2_object_v<T> && !is_or_derived_from_agas_v<T>, int> = 0> template <typename T, std::enable_if_t<has_approximate_2_object_v<T> && !is_or_derived_from_agas_v<T>, int> = 0>
auto draw_curve_impl1(const T& traits, const X_monotone_curve& xcv, bool colored, const CGAL::IO::Color& c) { auto draw_curve_impl1(const T& traits, const X_monotone_curve& xcv, bool colored, const CGAL::IO::Color& c) {
@ -427,7 +425,7 @@ public:
draw_curve_impl2(traits, traits.approximate_2_object(), xcv, colored, c); draw_curve_impl2(traits, traits.approximate_2_object(), xcv, colored, c);
} }
/*! Draw a geodesic curve /*! draws a geodesic curve
*/ */
template <typename T, std::enable_if_t<is_or_derived_from_agas_v<T>, int> = 0> template <typename T, std::enable_if_t<is_or_derived_from_agas_v<T>, int> = 0>
void draw_curve_impl1(const T& traits, const X_monotone_curve& xcv, bool colored, const CGAL::IO::Color& c) { void draw_curve_impl1(const T& traits, const X_monotone_curve& xcv, bool colored, const CGAL::IO::Color& c) {
@ -462,7 +460,7 @@ public:
} }
} }
/// Draw a curve. //! draws a curve.
template <typename XMonotoneCurve> template <typename XMonotoneCurve>
void draw_curve(const XMonotoneCurve& curve, bool colored, const CGAL::IO::Color& c) { void draw_curve(const XMonotoneCurve& curve, bool colored, const CGAL::IO::Color& c) {
/* Check whether the traits has a member function called /* Check whether the traits has a member function called
@ -511,8 +509,7 @@ static auto map_from_pair_ranges(Range1 range1, Range2 range2) {
boost::make_transform_iterator(end, tuple_to_pair)); boost::make_transform_iterator(end, tuple_to_pair));
} }
/*! /*! \brief tracking changes between an arrangement and its copy that will be later inserted to.
* \brief tracking changes between an arrangement and its copy that will be later inserted to.
* *
* \note tracks insertions only. If any other actions made(e.g. deletions, merging, etc), the state of the tracker * \note tracks insertions only. If any other actions made(e.g. deletions, merging, etc), the state of the tracker
* instance may become invalid. * instance may become invalid.
@ -520,8 +517,7 @@ static auto map_from_pair_ranges(Range1 range1, Range2 range2) {
* \tparam Arrangement * \tparam Arrangement
*/ */
template <typename Arrangement> template <typename Arrangement>
class Arr_insertion_tracker : Arr_observer<Arrangement> class Arr_insertion_tracker : Arr_observer<Arrangement> {
{
using Base = Arr_observer<Arrangement>; using Base = Arr_observer<Arrangement>;
using Halfedge_handle = typename Arrangement::Halfedge_handle; using Halfedge_handle = typename Arrangement::Halfedge_handle;
using Halfedge_const_handle = typename Arrangement::Halfedge_const_handle; using Halfedge_const_handle = typename Arrangement::Halfedge_const_handle;
@ -539,8 +535,7 @@ protected:
m_halfedge_map[e->twin()] = Halfedge_const_handle(); // twin is created as well m_halfedge_map[e->twin()] = Halfedge_const_handle(); // twin is created as well
} }
virtual void before_split_edge(Halfedge_handle e, virtual void before_split_edge(Halfedge_handle e, Vertex_handle v,
Vertex_handle v,
const X_monotone_curve_2& c1, const X_monotone_curve_2& c1,
const X_monotone_curve_2& c2) override { const X_monotone_curve_2& c2) override {
if (m_vertex_map.find(v) == m_vertex_map.end()) m_vertex_map[v] = Vertex_const_handle(); // v is newly created if (m_vertex_map.find(v) == m_vertex_map.end()) m_vertex_map[v] = Vertex_const_handle(); // v is newly created
@ -564,11 +559,9 @@ protected:
} }
public: public:
Arr_insertion_tracker(Arrangement& arr) Arr_insertion_tracker(Arrangement& arr) : Base(arr) {}
: Base(arr) {}
/*! /*! \brief Query the original face of a given face.
* \brief Query the original face of a given face.
* *
* \param fh a valid face handle in the modified arrangement. * \param fh a valid face handle in the modified arrangement.
* \return Face_const_handle * \return Face_const_handle
@ -579,8 +572,7 @@ public:
return it->second; // new face from splitting an existing face return it->second; // new face from splitting an existing face
} }
/*! /*! \brief Query the original halfedge of a given halfedge.
* \brief Query the original halfedge of a given halfedge.
* *
* \param heh a valid halfedge handle in the modified arrangement. * \param heh a valid halfedge handle in the modified arrangement.
* \return Halfedge_const_handle * \return Halfedge_const_handle
@ -592,8 +584,7 @@ public:
return it->second; return it->second;
} }
/*! /*! \brief Query the original vertex of a given vertex.
* \brief Query the original vertex of a given vertex.
* *
* \param vh a valid vertex handle in the modified arrangement. * \param vh a valid vertex handle in the modified arrangement.
* \return Vertex_const_handle * \return Vertex_const_handle
@ -634,13 +625,12 @@ void draw_impl_planar(
} }
template <typename Arrangement, typename GSOptions> template <typename Arrangement, typename GSOptions>
void draw_impl_agas( void draw_impl_agas(const Arrangement& arr, const GSOptions& gso,
const Arrangement& arr, const GSOptions& gso, const char* title, Bbox_2 initial_bbox, QApplication& app) { const char* title, Bbox_2 initial_bbox, QApplication& app) {
using Halfedge_const_handle = typename Arrangement::Halfedge_const_handle; using Halfedge_const_handle = typename Arrangement::Halfedge_const_handle;
using Face_const_handle = typename Arrangement::Face_const_handle; using Face_const_handle = typename Arrangement::Face_const_handle;
using Vertex_const_handle = typename Arrangement::Vertex_const_handle; using Vertex_const_handle = typename Arrangement::Vertex_const_handle;
using Geom_traits = typename Arrangement::Geometry_traits_2; using Geom_traits = typename Arrangement::Geometry_traits_2;
using X_monotone_curve_2 = typename Geom_traits::X_monotone_curve_2;
using Direction_3 = typename Geom_traits::Direction_3; using Direction_3 = typename Geom_traits::Direction_3;
using Point_2 = typename Geom_traits::Point_2; using Point_2 = typename Geom_traits::Point_2;
using Agas_template_args = tmpl_args<Geom_traits>; using Agas_template_args = tmpl_args<Geom_traits>;
@ -650,14 +640,14 @@ void draw_impl_agas(
arr.vertex_handles()); arr.vertex_handles());
auto halfedge_map = map_from_pair_ranges<Halfedge_const_handle, Halfedge_const_handle>(derived_arr.halfedge_handles(), auto halfedge_map = map_from_pair_ranges<Halfedge_const_handle, Halfedge_const_handle>(derived_arr.halfedge_handles(),
arr.halfedge_handles()); arr.halfedge_handles());
auto face_map = auto face_map = map_from_pair_ranges<Face_const_handle, Face_const_handle>(derived_arr.face_handles(),
map_from_pair_ranges<Face_const_handle, Face_const_handle>(derived_arr.face_handles(), arr.face_handles()); arr.face_handles());
// setup tracker and insert the identification curve. // setup tracker and insert the identification curve.
Arr_insertion_tracker<Arrangement> tracker(derived_arr); Arr_insertion_tracker<Arrangement> tracker(derived_arr);
X_monotone_curve_2 id_curve = arr.geometry_traits()->construct_x_monotone_curve_2_object()( Point_2 src(Direction_3(0, 0, -1), Point_2::MIN_BOUNDARY_LOC);
Point_2(Direction_3(0, 0, -1), Point_2::MIN_BOUNDARY_LOC), Point_2 trg(Direction_3(0, 0, 1), Point_2::MAX_BOUNDARY_LOC);
Point_2(Direction_3(0, 0, 1), Point_2::MAX_BOUNDARY_LOC), auto ctr_xcv = arr.geometry_traits()->construct_x_monotone_curve_2_object();
Direction_3(Agas_template_args::atan_y, -Agas_template_args::atan_x, 0)); auto id_curve = ctr_xcv(src, trg, Direction_3(Agas_template_args::atan_y, -Agas_template_args::atan_x, 0));
insert(derived_arr, id_curve); insert(derived_arr, id_curve);
// derived_gso proxies the call to the original gso // derived_gso proxies the call to the original gso
@ -731,8 +721,7 @@ void draw(const Arrangement& arr, const GSOptions& gso, Args&&... args) {
} // namespace draw_aos } // namespace draw_aos
/*! /*! \brief draws an arrangement on surface.
* \brief Draw an arrangement on surface.
* *
* \tparam Arrangement * \tparam Arrangement
* \tparam GSOptions * \tparam GSOptions
@ -762,8 +751,7 @@ void draw(const Arrangement& arr,
draw_aos::draw(arr, gso, title, initial_bbox, app); draw_aos::draw(arr, gso, title, initial_bbox, app);
} }
/*! /*! \brief draws an arrangement on surface with default graphics scene options. Faces are colored randomly.
* \brief Draw an arrangement on surface with default graphics scene options. Faces are colored randomly.
* *
* \tparam Arrangement * \tparam Arrangement
* \param arr the arrangement to be drawn * \param arr the arrangement to be drawn
@ -833,7 +821,7 @@ void add_to_graphics_scene(const CGAL_ARR_TYPE& aos, CGAL::Graphics_scene& graph
add_to_graphics_scene(aos, graphics_scene, gso); add_to_graphics_scene(aos, graphics_scene, gso);
} }
/// Draw an arrangement on surface. //! draws an arrangement on surface.
template <typename GeometryTraits_2, typename TopologyTraits, class GSOptions> template <typename GeometryTraits_2, typename TopologyTraits, class GSOptions>
void draw_old(const CGAL_ARR_TYPE& aos, void draw_old(const CGAL_ARR_TYPE& aos,
const GSOptions& gso, const GSOptions& gso,
@ -843,7 +831,7 @@ void draw_old(const CGAL_ARR_TYPE& aos,
draw_graphics_scene(graphics_scene, title); draw_graphics_scene(graphics_scene, title);
} }
/// Draw an arrangement on surface. //! draws an arrangement on surface.
template <typename GeometryTraits_2, typename TopologyTraits> template <typename GeometryTraits_2, typename TopologyTraits>
void draw_old(const CGAL_ARR_TYPE& aos, const char* title = "2D Arrangement on Surface Basic Viewer") { void draw_old(const CGAL_ARR_TYPE& aos, const char* title = "2D Arrangement on Surface Basic Viewer") {
CGAL::Graphics_scene graphics_scene; CGAL::Graphics_scene graphics_scene;