Program Listing for File boolean_utils.h

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 * This file is part of IfcOpenShell.                                           *
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#ifndef BOOLEAN_UTILS_H
#define BOOLEAN_UTILS_H

#include <TopoDS_Shape.hxx>

#include <Standard_Macro.hxx>
#include <NCollection_List.hxx>
#include <TopTools_ShapeMapHasher.hxx>
#include <NCollection_IndexedMap.hxx>

#include <Geom_Surface.hxx>
#include <TopoDS_Face.hxx>
#include <BRepTopAdaptor_FClass2d.hxx>
#include <BRep_Tool.hxx>
#include <BRepTools.hxx>

#include <BOPAlgo_Operation.hxx>

#include "../../../ifcparse/logger.h"
#include "../ifc_geomlibrary_api.h"

namespace ifcopenshell::geom {
    namespace util {

        IFC_GEOMLIBRARY_API void copy_operand(const NCollection_List<TopoDS_Shape>& l, NCollection_List<TopoDS_Shape>& r);

        IFC_GEOMLIBRARY_API TopoDS_Shape copy_operand(const TopoDS_Shape& s);

        IFC_GEOMLIBRARY_API double min_edge_length(const TopoDS_Shape& a);

        IFC_GEOMLIBRARY_API double min_vertex_edge_distance(const TopoDS_Shape& a, double min_search, double max_search);

        class points_on_planar_face_generator {
        private:
            const TopoDS_Face& f_;
            Handle(Geom_Surface) plane_;
            BRepTopAdaptor_FClass2d cls_;
            double u0, u1, v0, v1;
            int i, j;
            bool inset_;
            static const int N = 10;

        public:
            points_on_planar_face_generator(const TopoDS_Face& f, bool inset = false)
                : f_(f)
                , plane_(BRep_Tool::Surface(f_))
                , cls_(f_, BRep_Tool::Tolerance(f_))
                , i((int)inset), j((int)inset)
                , inset_(inset)
            {
                BRepTools::UVBounds(f_, u0, u1, v0, v1);
            }

            void reset();

            bool operator()(gp_Pnt& p);
        };

        IFC_GEOMLIBRARY_API bool faces_overlap(const TopoDS_Face& f, const TopoDS_Face& g);

        IFC_GEOMLIBRARY_API double min_face_face_distance(const TopoDS_Shape& a, double max_search);

        IFC_GEOMLIBRARY_API int bounding_box_overlap(double p, const TopoDS_Shape& a, const NCollection_List<TopoDS_Shape>& b, NCollection_List<TopoDS_Shape>& c);

        IFC_GEOMLIBRARY_API bool get_edge_axis(const TopoDS_Edge& e, gp_Ax1& ax);

        IFC_GEOMLIBRARY_API bool is_subset(const NCollection_IndexedMap<TopoDS_Shape, TopTools_ShapeMapHasher>& lhs, const NCollection_IndexedMap<TopoDS_Shape, TopTools_ShapeMapHasher>& rhs);

        IFC_GEOMLIBRARY_API bool is_extrusion(const gp_Vec& v, const TopoDS_Shape& s, TopoDS_Face& base, std::pair<double, double>& interval);

        IFC_GEOMLIBRARY_API int eliminate_touching_operands(double prec, const TopoDS_Shape& a, const NCollection_List<TopoDS_Shape>& bs, NCollection_List<TopoDS_Shape>& c);

        IFC_GEOMLIBRARY_API int eliminate_narrow_operands(double prec, const NCollection_List<TopoDS_Shape>& bs, NCollection_List<TopoDS_Shape> & c, ifcopenshell::logger& logger = ifcopenshell::logger::root());

        IFC_GEOMLIBRARY_API bool boolean_subtraction_2d_using_builder(const TopoDS_Shape& a_input, const NCollection_List<TopoDS_Shape>& b_input, TopoDS_Shape& result, double eps, ifcopenshell::logger& logger = ifcopenshell::logger::root());

        struct boolean_settings {
            bool debug, attempt_2d;
            double precision;
            // Set by callers that carry a per-conversion logger (e.g. kernels deriving
            // from abstract_kernel). Falls back to the global ifcopenshell::logger::root() singleton.
            ifcopenshell::logger* logger = nullptr;
            ifcopenshell::logger& log() const { return logger ? *logger : ifcopenshell::logger::root(); }
        };

        IFC_GEOMLIBRARY_API bool boolean_operation(const boolean_settings& settings, const TopoDS_Shape&, const NCollection_List<TopoDS_Shape>&, BOPAlgo_Operation, TopoDS_Shape&, double fuzziness = -1.);

        IFC_GEOMLIBRARY_API bool boolean_operation(const boolean_settings& settings, const TopoDS_Shape&, const TopoDS_Shape&, BOPAlgo_Operation, TopoDS_Shape&, double fuzziness = -1.);

        IFC_GEOMLIBRARY_API TopoDS_Shape ensure_fit_for_subtraction(const TopoDS_Shape& shape, double tol);
    }
}

#endif