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// ------------------------------------------------------------------------
//
// SPDX-License-Identifier: LGPL-2.1-or-later
// Copyright (C) 2025 by the deal.II authors
//
// This file is part of the deal.II library.
//
// Part of the source code is dual licensed under Apache-2.0 WITH
// LLVM-exception OR LGPL-2.1-or-later. Detailed license information
// governing the source code and code contributions can be found in
// LICENSE.md and CONTRIBUTING.md at the top level directory of deal.II.
//
// ------------------------------------------------------------------------
// It is very inefficient in the module system to have repeated
// #includes in many module partition files because when you 'import'
// those partitions, you also have to load everything they
// #included. In other words, you get the same content *many times*,
// once from each imported partition, rather than only once via the
// old-style #include system. We deal with this by wrapping all of our
// external packages into partitions that we can 'import' wherever we
// need.
// This is the file that wraps everything we need from ADOL-C into one
// module partition.
module;
#include <deal.II/base/config.h>
#ifdef DEAL_II_WITH_CGAL
// This file does not compile with clang-19+ with CGAL versions
// released prior to 5.6.2 because of this issue:
// https://github.com/CGAL/cgal/issues/8313. This was fixed in 5.6.2,
// as shown here:
// https://github.com/CGAL/cgal/issues?q=sort%3Aupdated-desc+label%3AMerged_in_5.6.2+-label%3AMerged_in_5.6.1
// But even then, CGAL has design issues that don't allow us to use it
// via modules before version 6.1, see
// https://github.com/CGAL/cgal/issues/8871 and
// https://github.com/CGAL/cgal/issues/8874. Disallow things before
// then.
# include <CGAL/version.h>
# if (CGAL_VERSION_NR < 1050602000)
# error \
"You can only use CGAL starting with version 6.1.0 when using the CLang compiler."
# endif
# include <CGAL/Boolean_set_operations_2.h>
# include <CGAL/Cartesian.h>
# include <CGAL/Circular_kernel_intersections.h>
# include <CGAL/Complex_2_in_triangulation_3.h>
# include <CGAL/Constrained_Delaunay_triangulation_2.h>
# include <CGAL/Delaunay_mesh_face_base_2.h>
# include <CGAL/Delaunay_mesh_size_criteria_2.h>
# include <CGAL/Delaunay_mesher_2.h>
# include <CGAL/Delaunay_triangulation_2.h>
# include <CGAL/Exact_predicates_exact_constructions_kernel.h>
# include <CGAL/Exact_predicates_exact_constructions_kernel_with_sqrt.h>
# include <CGAL/Exact_predicates_inexact_constructions_kernel.h>
# include <CGAL/IO/facets_in_complex_2_to_triangle_mesh.h>
# include <CGAL/Implicit_surface_3.h>
# include <CGAL/Kernel_traits.h>
# include <CGAL/Labeled_mesh_domain_3.h>
# include <CGAL/Mesh_complex_3_in_triangulation_3.h>
# include <CGAL/Mesh_criteria_3.h>
# include <CGAL/Mesh_facet_topology.h>
# include <CGAL/Mesh_triangulation_3.h>
# include <CGAL/Polygon_2.h>
# include <CGAL/Polygon_mesh_processing/corefinement.h>
# include <CGAL/Polygon_mesh_processing/measure.h>
# include <CGAL/Polygon_mesh_processing/remesh.h>
# include <CGAL/Polygon_mesh_processing/stitch_borders.h>
# include <CGAL/Polygon_mesh_processing/triangulate_faces.h>
# include <CGAL/Polygon_with_holes_2.h>
# include <CGAL/Polyhedral_mesh_domain_with_features_3.h>
# include <CGAL/Polyhedron_3.h>
# include <CGAL/Projection_traits_xy_3.h>
# include <CGAL/Segment_3.h>
# include <CGAL/Simple_cartesian.h>
# include <CGAL/Surface_mesh.h>
# include <CGAL/Surface_mesh/Surface_mesh.h>
# include <CGAL/Surface_mesh_default_triangulation_3.h>
# include <CGAL/Tetrahedron_3.h>
# include <CGAL/Triangle_2.h>
# include <CGAL/Triangle_3.h>
# include <CGAL/Triangulation_2.h>
# include <CGAL/Triangulation_3.h>
# include <CGAL/Triangulation_face_base_with_id_2.h>
# include <CGAL/Triangulation_face_base_with_info_2.h>
# include <CGAL/boost/graph/copy_face_graph.h>
# include <CGAL/boost/graph/selection.h>
# include <CGAL/convex_hull_3.h>
# include <CGAL/make_mesh_3.h>
# include <CGAL/make_surface_mesh.h>
#endif
export module dealii.external.cgal;
#ifdef DEAL_II_WITH_CGAL
export
{
namespace CGAL
{
using ::CGAL::Complex_2_in_triangulation_3;
using ::CGAL::Constrained_Delaunay_triangulation_2;
using ::CGAL::Constrained_triangulation_face_base_2;
using ::CGAL::Default;
using ::CGAL::Delaunay_mesh_face_base_2;
using ::CGAL::Delaunay_mesh_size_criteria_2;
using ::CGAL::Exact_predicates_exact_constructions_kernel;
using ::CGAL::Exact_predicates_exact_constructions_kernel_with_sqrt;
using ::CGAL::Exact_predicates_inexact_constructions_kernel;
using ::CGAL::Exact_predicates_tag;
using ::CGAL::FACET_VERTICES_ON_SAME_SURFACE_PATCH;
using ::CGAL::FACET_VERTICES_ON_SAME_SURFACE_PATCH_WITH_ADJACENCY_CHECK;
using ::CGAL::FACET_VERTICES_ON_SURFACE;
using ::CGAL::Implicit_surface_3;
using ::CGAL::Kernel_traits;
using ::CGAL::Labeled_mesh_domain_3;
using ::CGAL::Mesh_complex_3_in_triangulation_3;
using ::CGAL::Mesh_criteria_3;
using ::CGAL::Mesh_facet_topology;
using ::CGAL::Mesh_polyhedron_3;
using ::CGAL::Mesh_triangulation_3;
using ::CGAL::Non_manifold_tag;
using ::CGAL::Parallel_tag;
using ::CGAL::Point_3;
using ::CGAL::Polygon_2;
namespace Polygon_mesh_processing
{
using ::CGAL::Polygon_mesh_processing::stitch_borders;
using ::CGAL::Polygon_mesh_processing::triangulate_faces;
} // namespace Polygon_mesh_processing
using ::CGAL::circulator_size;
using ::CGAL::convex_hull_3;
using ::CGAL::copy_face_graph;
using ::CGAL::do_intersect;
using ::CGAL::facets_in_complex_2_to_triangle_mesh;
using ::CGAL::facets_in_complex_3_to_triangle_mesh;
using ::CGAL::intersection;
using ::CGAL::is_closed;
using ::CGAL::is_triangle_mesh;
using ::CGAL::make_mesh_3;
using ::CGAL::make_surface_mesh;
using ::CGAL::make_tetrahedron;
using ::CGAL::Polygon_with_holes_2;
using ::CGAL::Polyhedral_mesh_domain_with_features_3;
using ::CGAL::Polyhedron_3;
using ::CGAL::Sequential_tag;
using ::CGAL::Simple_cartesian;
using ::CGAL::Surface_mesh;
using ::CGAL::Surface_mesh_default_criteria_3;
using ::CGAL::Surface_mesh_default_triangulation_3;
using ::CGAL::to_double;
using ::CGAL::Triangulation_2;
using ::CGAL::Triangulation_3;
using ::CGAL::Triangulation_data_structure_2;
using ::CGAL::Triangulation_face_base_with_info_2;
using ::CGAL::Triangulation_vertex_base_2;
using ::CGAL::vertices_around_face;
using ::CGAL::operator==;
using ::CGAL::operator!=;
namespace Polygon_mesh_processing
{
using ::CGAL::Polygon_mesh_processing::corefine;
using ::CGAL::Polygon_mesh_processing::corefine_and_compute_difference;
using ::CGAL::Polygon_mesh_processing::corefine_and_compute_intersection;
using ::CGAL::Polygon_mesh_processing::corefine_and_compute_union;
using ::CGAL::Polygon_mesh_processing::volume;
} // namespace Polygon_mesh_processing
} // namespace CGAL
// In CGAL 5.6.1, the following are variables of types such as 'const
// Boost_parameter_compatibility_wrapper<internal_np::facet_size_param_t>',
// all with internal linkage because they are marked as 'const' and not
// 'inline const'. These cannot be exported with
# if (CGAL_VERSION_NR >= 1050601000)
namespace CGAL
{
namespace parameters
{
// The following all have internal linkage:
using ::CGAL::parameters::cell_radius_edge_ratio;
using ::CGAL::parameters::cell_size;
using ::CGAL::parameters::edge_size;
using ::CGAL::parameters::facet_angle;
using ::CGAL::parameters::facet_distance;
using ::CGAL::parameters::facet_size;
using ::CGAL::parameters::facet_topology;
using ::CGAL::parameters::no_exude;
using ::CGAL::parameters::no_perturb;
} // namespace parameters
} // namespace CGAL
# endif
}
#endif
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