Function main

src/examples/csg_primitive.cpp:135–194

};

int main(int argc, char** argv) {
	const char filename[] = "csg_primitive.ifc";
	IfcHierarchyHelper<IfcSchema> file;
	file.header().file_name()->setname(filename);

	IfcSchema::IfcRepresentationItem* csg1 = Node::Box(8000.,6000.,3000.).subtract(
		Node::Box(7600.,5600.,2800.).move(200.,200.,200.)
	).add(
		Node::Pyramid(8000.,6000.,3000.).move(0,0,3000.).add(
			Node::Cylinder(1000.,4000.).move(4000.,1000.,4000., 0.,1.,0.)
		).subtract(
			Node::Pyramid(7600.,5600.,2800.).move(200.,200.,3000.)
		).subtract(
			Node::Cylinder(900.,4000.).move(4000.,1000.,4000., 0.,1.,0.).intersect(
				Node::Box(2000.,4000.,1000.).move(3000.,1000.,4000.)
			)
		)
	).serialize(file);

	const double x = 1000.; const double y = -4000.;

	IfcSchema::IfcRepresentationItem* csg2 = Node::Sphere(5000.).move(x,y,-4500.).intersect(
		Node::Box(6000., 6000., 6000.).move(x-3000., y-3000., 0.)
	).add(
		Node::Cone(500., 3000.).move(x,y).add(
			Node::Cone(1500., 1000.).move(x,y, 900.).add(
				Node::Cone(1100., 1000.).move(x,y, 1800.).add(
					Node::Cone(750., 600.).move(x,y, 2700.)
	)))).serialize(file);

	IfcSchema::IfcBuildingElementProxy* product = new IfcSchema::IfcBuildingElementProxy(
			guid(), 0, S("IfcCsgPrimitive"), null, null, 0, 0, null, null);

	file.addBuildingProduct(product);

	product->setOwnerHistory(file.getSingle<IfcSchema::IfcOwnerHistory>());

	product->setObjectPlacement(file.addLocalPlacement());
		
	IfcSchema::IfcRepresentation::list::ptr reps (new IfcSchema::IfcRepresentation::list());
	IfcSchema::IfcRepresentationItem::list::ptr items (new IfcSchema::IfcRepresentationItem::list());
		
	items->push(csg1);
	items->push(csg2);
	IfcSchema::IfcShapeRepresentation* rep = new IfcSchema::IfcShapeRepresentation(
		file.getSingle<IfcSchema::IfcRepresentationContext>(), S("Body"), S("CSG"), items);
	reps->push(rep);

	IfcSchema::IfcProductDefinitionShape* shape = new IfcSchema::IfcProductDefinitionShape(null, null, reps);
	file.addEntity(rep);
	file.addEntity(shape);
		
	product->setRepresentation(shape);

	using namespace std::string_literals;
	file.getSingle<IfcSchema::IfcProject>()->setName("csg_primitive"s);

	std::ofstream f(filename);