mirror of https://github.com/CGAL/cgal
89 lines
2.2 KiB
C++
89 lines
2.2 KiB
C++
// Copyright (c) 2019 GeometryFactory Sarl (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: GPL-3.0-or-later OR LicenseRef-Commercial
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//
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//
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// Author(s) : Simon Giraudot
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#ifndef CGAL_KSR_2_VERTEX_H
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#define CGAL_KSR_2_VERTEX_H
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//#include <CGAL/license/Kinetic_shape_reconstruction.h>
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#include <CGAL/KSR/utils.h>
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namespace CGAL
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{
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namespace KSR_2
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{
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template <typename FT>
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class Vertex
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{
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private:
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FT m_point;
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FT m_direction;
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std::size_t m_segment_idx;
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unsigned int m_remaining_intersections;
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std::size_t m_meta_vertex_idx;
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public:
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Vertex () { }
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Vertex (FT point,
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std::size_t segment_idx = KSR::no_element(),
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unsigned int remaining_intersections = 0)
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: m_point (point)
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, m_direction (0)
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, m_segment_idx (segment_idx)
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, m_remaining_intersections(remaining_intersections)
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, m_meta_vertex_idx (KSR::no_element())
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{
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}
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const std::size_t& segment_idx() const { return m_segment_idx; }
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std::size_t& segment_idx() { return m_segment_idx; }
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FT point(FT time) const { return m_point + time * m_direction; }
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const FT& direction() const { return m_direction; }
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FT& direction() { return m_direction; }
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FT speed() const { return CGAL::abs (m_direction); }
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const unsigned int& remaining_intersections() const { return m_remaining_intersections; }
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unsigned int& remaining_intersections() { return m_remaining_intersections; }
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const std::size_t& meta_vertex_idx() const { return m_meta_vertex_idx; }
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std::size_t& meta_vertex_idx() { return m_meta_vertex_idx; }
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bool is_frozen() const { return (m_direction == FT(0)); }
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void freeze(FT time)
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{
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m_point = m_point + time * m_direction;
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m_direction = FT(0);
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m_remaining_intersections = 0;
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}
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friend std::ostream& operator<< (std::ostream& os, const Vertex& vertex)
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{
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os << "vertex(" << vertex.m_point << "," << vertex.m_direction << ") on segment " << vertex.m_segment_idx
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<< " and meta vertex " << vertex.meta_vertex_idx() << " with "
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<< vertex.m_remaining_intersections << " remaining intersection(s)";
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return os;
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}
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};
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}} // namespace CGAL::KSR_2
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#endif // CGAL_KSR_2_VERTEX_H
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