mirror of https://github.com/CGAL/cgal
90 lines
2.2 KiB
C++
90 lines
2.2 KiB
C++
// Copyright (c) 2009 INRIA Sophia-Antipolis (France).
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// All rights reserved.
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//
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// This file is part of CGAL (www.cgal.org)
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//
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// $URL$
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// $Id$
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// SPDX-License-Identifier: LGPL-3.0-or-later OR LicenseRef-Commercial
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//
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//
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// Author(s) : Sebastien Loriot
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#include <CGAL/Exact_predicates_inexact_constructions_kernel.h>
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#include <CGAL/CGAL_Ipelet_base.h>
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// --------------------------------------------------------------------
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namespace CGAL_bbox_restriction{
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typedef CGAL::Exact_predicates_inexact_constructions_kernel Kernel;
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const std::string sublabel[] ={
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"Bounding box restriction", "Help"
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};
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const std::string helpmsg[] = {
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"Restrict a set of objects to the bounding box of a set of points."
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};
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struct hilbertsortIpelet
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: CGAL::Ipelet_base<Kernel,2>
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{
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hilbertsortIpelet()
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: CGAL::Ipelet_base<Kernel,2>("Bounding box restriction",sublabel, helpmsg) {}
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void protected_run(int);
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};
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void hilbertsortIpelet::protected_run(int fn)
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{
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if (fn==1) {
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show_help();
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return;
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}
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std::vector<Circle_2> cir_list;
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std::vector<Circular_arc_2> arc_list;
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std::vector<Polygon_2> poly_list;
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std::vector<Segment_2> seg_list;
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std::vector<Point_2> pt_list;
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read_active_objects(
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CGAL::dispatch_or_drop_output<Point_2,Circle_2,Polygon_2,Circular_arc_2,Segment_2>(
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std::back_inserter(pt_list),std::back_inserter(cir_list),
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std::back_inserter(poly_list),std::back_inserter(arc_list),
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std::back_inserter(seg_list)
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),true,true
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);
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if (pt_list.size()<2) {
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print_error_message("No point selected to define a bounding box");
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return;
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}
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CGAL::Bbox_2 bbox_2=pt_list.begin()->bbox();
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for (std::vector<Point_2>::iterator it=pt_list.begin();it!=pt_list.end();++it)
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bbox_2=bbox_2+it->bbox();
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Iso_rectangle_2 bbox(bbox_2.xmin(),bbox_2.ymin(),bbox_2.xmax(),bbox_2.ymax());
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draw_in_ipe(bbox);
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draw_in_ipe(cir_list.begin(),cir_list.end(),bbox,false);
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draw_in_ipe(seg_list.begin(),seg_list.end(),bbox,false);
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draw_in_ipe(arc_list.begin(),arc_list.end(),bbox,false);
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draw_in_ipe(poly_list.begin(),poly_list.end(),bbox,false);
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}
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}
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CGAL_IPELET(CGAL_bbox_restriction::hilbertsortIpelet)
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