mirror of
https://github.com/IfcOpenShell/IfcOpenShell.git
synced 2026-08-20 12:12:15 +00:00
Ken Arroyo Ohori
107 lines
4.0 KiB
C++
107 lines
4.0 KiB
C++
/********************************************************************************
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* *
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* This file is part of IfcOpenShell. *
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* *
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* IfcOpenShell is free software: you can redistribute it and/or modify *
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* it under the terms of the Lesser GNU General Public License as published by *
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* the Free Software Foundation, either version 3.0 of the License, or *
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* (at your option) any later version. *
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* *
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* IfcOpenShell is distributed in the hope that it will be useful, *
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* but WITHOUT ANY WARRANTY; without even the implied warranty of *
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
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* Lesser GNU General Public License for more details. *
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* *
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* You should have received a copy of the Lesser GNU General Public License *
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* along with this program. If not, see <http://www.gnu.org/licenses/>. *
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* *
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********************************************************************************/
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#ifndef CGAL_KERNEL_H
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#define CGAL_KERNEL_H
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/*
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#ifdef NO_CACHE
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#define IN_CACHE(T,E,t,e)
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#define CACHE(T,E,e)
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#else
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#define IN_CACHE(T,E,t,e) std::map<int,t>::const_iterator it = cache.T.find(E->entity->id());\
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if ( it != cache.T.end() ) { e = it->second; return true; }
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#define CACHE(T,E,e) cache.T[E->entity->id()] = e;
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#endif
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*/
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#include "../../../ifcgeom/IfcGeom.h"
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#undef Handle
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#include <CGAL/Exact_predicates_exact_constructions_kernel.h>
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#include <CGAL/Polyhedron_3.h>
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typedef CGAL::Exact_predicates_exact_constructions_kernel Kernel;
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typedef Kernel::Aff_transformation_3 *cgal_placement_t;
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typedef Kernel::Point_3 *cgal_point_t;
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typedef std::vector<Kernel::Point_3> *cgal_curve_t;
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typedef std::vector<Kernel::Point_3> *cgal_wire_t;
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struct CgalFace {
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cgal_wire_t outer;
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std::vector<cgal_wire_t> inner;
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};
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typedef CgalFace *cgal_face_t;
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typedef CGAL::Polyhedron_3<Kernel> *cgal_shape_t;
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namespace IfcGeom {
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class IFC_GEOM_API CgalCache {
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public:
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#include "CgalEntityMappingCreateCache.h"
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std::map<int, cgal_shape_t> Shape;
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};
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class IFC_GEOM_API CgalKernel : public AbstractKernel {
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public:
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#ifndef NO_CACHE
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CgalCache cache;
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#endif
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IfcGeom::ShapeType shape_type(const IfcUtil::IfcBaseClass* L);
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bool convert_shapes(const IfcUtil::IfcBaseClass* L, ConversionResults& result);
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bool convert_shape(const IfcUtil::IfcBaseClass* L, cgal_shape_t& result);
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bool convert_wire(const IfcUtil::IfcBaseClass* L, cgal_wire_t& result);
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bool convert_curve(const IfcUtil::IfcBaseClass* L, cgal_curve_t& result);
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bool convert_face(const IfcUtil::IfcBaseClass* L, cgal_face_t& result);
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// bool convert_openings(const IfcSchema::IfcProduct* entity, const IfcSchema::IfcRelVoidsElement::list::ptr& openings, const ConversionResults& entity_shapes, const gp_Trsf& entity_trsf, ConversionResults& cut_shapes);
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void purge_cache() {
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// Rather hack-ish, but a stopgap solution to keep memory under control
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// for large files. SurfaceStyles need to be kept at all costs, as they
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// are read later on when serializing Collada files.
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#ifndef NO_CACHE
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cache = CgalCache();
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#endif
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}
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virtual bool is_identity_transform(IfcUtil::IfcBaseClass*);
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virtual IfcGeom::NativeElement<double>* create_brep_for_representation_and_product(
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const IteratorSettings&, IfcSchema::IfcRepresentation*, IfcSchema::IfcProduct*);
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virtual IfcGeom::NativeElement<double>* create_brep_for_processed_representation(
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const IteratorSettings&, IfcSchema::IfcRepresentation*, IfcSchema::IfcProduct*, IfcGeom::NativeElement<double>*);
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#include "CgalEntityMappingDeclaration.h"
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};
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}
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#endif
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