Begin reenable CGAL kernel

2026-09-23 20:16:29 +00:00 · 2019-09-01 16:29:00 +02:00
parent 816c0d3618
commit 7f8bed9922
27 changed files with 546 additions and 725 deletions
@@ -0,0 +1,91 @@
+/********************************************************************************
+*                                                                              *
+* This file is part of IfcOpenShell.                                           *
+*                                                                              *
+* IfcOpenShell is free software: you can redistribute it and/or modify         *
+* it under the terms of the Lesser GNU General Public License as published by  *
+* the Free Software Foundation, either version 3.0 of the License, or          *
+* (at your option) any later version.                                          *
+*                                                                              *
+* IfcOpenShell is distributed in the hope that it will be useful,              *
+* but WITHOUT ANY WARRANTY; without even the implied warranty of               *
+* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the                 *
+* Lesser GNU General Public License for more details.                          *
+*                                                                              *
+* You should have received a copy of the Lesser GNU General Public License     *
+* along with this program. If not, see <http://www.gnu.org/licenses/>.         *
+*                                                                              *
+********************************************************************************/
+
+#ifndef CGALCONVERSIONRESULT_H
+#define CGALCONVERSIONRESULT_H
+
+#include "../../../ifcgeom/schema_agnostic/IfcGeomElement.h"
+
+#include <boost/property_map/property_map.hpp>
+#include <CGAL/Exact_predicates_exact_constructions_kernel.h>
+#include <CGAL/Polyhedron_3.h>
+#include <CGAL/boost/graph/graph_traits_Polyhedron_3.h>
+#include <CGAL/Polygon_mesh_processing/stitch_borders.h>
+#include <CGAL/Polygon_mesh_processing/orientation.h>
+#include <CGAL/Polygon_mesh_processing/triangulate_faces.h>
+#include <CGAL/Polygon_mesh_processing/compute_normal.h>
+#include <CGAL/Polygon_mesh_processing/self_intersections.h>
+#include <CGAL/Nef_polyhedron_3.h>
+
+typedef CGAL::Exact_predicates_exact_constructions_kernel Kernel_;
+
+typedef Kernel_::Aff_transformation_3 cgal_placement_t;
+typedef Kernel_::Point_3 cgal_point_t;
+typedef Kernel_::Vector_3 cgal_direction_t;
+typedef Kernel_::Vector_3 cgal_vector_t;
+typedef Kernel_::Plane_3 cgal_plane_t;
+typedef std::vector<Kernel_::Point_3> cgal_curve_t;
+typedef std::vector<Kernel_::Point_3> cgal_wire_t;
+
+struct cgal_face_t {
+  cgal_wire_t outer;
+  std::vector<cgal_wire_t> inner;
+};
+
+typedef CGAL::Polyhedron_3<Kernel_> cgal_shape_t;
+typedef boost::graph_traits<CGAL::Polyhedron_3<Kernel_>>::vertex_descriptor cgal_vertex_descriptor_t;
+typedef boost::graph_traits<CGAL::Polyhedron_3<Kernel_>>::face_descriptor cgal_face_descriptor_t;
+
+#include "../../../ifcgeom/schema_agnostic/ConversionResult.h"
+
+namespace ifcopenshell { namespace geometry {
+
+	class CgalShape : public ConversionResultShape {
+    public:
+        CgalShape(const cgal_shape_t& shape)
+            : shape_(shape)
+        {}
+
+		const cgal_shape_t& shape() const { return shape_; }
+		operator const cgal_shape_t& () { return shape_; }
+
+		virtual void Triangulate(const settings& settings, const ifcopenshell::geometry::taxonomy::matrix4& place, Representation::Triangulation* t, int surface_style_id) const;
+		
+		virtual void Serialize(std::string&) const {
+			throw std::runtime_error("Not implemented");
+		}
+
+		virtual ConversionResultShape* clone() const {
+			return new CgalShape(shape_);
+		}
+
+		virtual bool is_manifold() const {
+			throw std::runtime_error("Not implemented");
+		}
+
+		virtual int surface_genus() const {
+			throw std::runtime_error("Not implemented");
+		}
+    private:
+        cgal_shape_t shape_;
+	};
+    
+}}
+
+#endif