mirror of https://github.com/CGAL/cgal
363 lines
9.0 KiB
C++
363 lines
9.0 KiB
C++
// ======================================================================
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//
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// Copyright (c) 2000 The CGAL Consortium
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//
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// This software and related documentation is part of an INTERNAL release
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// of the Computational Geometry Algorithms Library (CGAL). It is not
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// intended for general use.
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//
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// ----------------------------------------------------------------------
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//
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// release :
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// release_date :
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//
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// file : include/CGAL/Cartesian/Iso_cuboid_3.h
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// revision : $Revision$
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// revision_date : $Date$
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// author(s) : Hervé Brönnimann
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// coordinator : INRIA Sophia-Antipolis (Mariette.Yvinec@sophia.inria.fr)
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//
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// ======================================================================
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#ifndef CGAL_CARTESIAN_ISO_CUBOID_3_H
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#define CGAL_CARTESIAN_ISO_CUBOID_3_H
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#include <CGAL/Cartesian/predicates_on_points_3.h>
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CGAL_BEGIN_NAMESPACE
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template < class R_ >
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class Iso_cuboidC3 CGAL_ADVANCED_KERNEL_PARTIAL_SPEC
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: public R_::Iso_cuboid_handle_3
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{
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public:
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typedef R_ R;
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typedef typename R::FT FT;
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typedef typename R::RT RT;
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typedef typename R::Iso_cuboid_handle_3 Iso_cuboid_handle_3_;
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typedef typename Iso_cuboid_handle_3_::element_type Iso_cuboid_ref_3;
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#ifndef CGAL_CFG_NO_ADVANCED_KERNEL
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typedef Iso_cuboidC3<R CGAL_CTAG> Self;
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typedef typename R::Point_3 Point_3;
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typedef typename R::Aff_transformation_3 Aff_transformation_3;
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#else
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typedef Iso_cuboidC3<R> Self;
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typedef typename R::Point_3_base Point_3;
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typedef typename R::Aff_transformation_3_base Aff_transformation_3;
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#endif
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Iso_cuboidC3()
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: Iso_cuboid_handle_3_(Iso_cuboid_ref_3()) {}
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Iso_cuboidC3(const Point_3 &p, const Point_3 &q)
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{ // FIXME : construction
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FT minx, maxx, miny, maxy, minz, maxz;
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if (p.x() < q.x()) { minx = p.x(); maxx = q.x(); }
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else { minx = q.x(); maxx = p.x(); }
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if (p.y() < q.y()) { miny = p.y(); maxy = q.y(); }
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else { miny = q.y(); maxy = p.y(); }
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if (p.z() < q.z()) { minz = p.z(); maxz = q.z(); }
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else { minz = q.z(); maxz = p.z(); }
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initialize_with(Iso_cuboid_ref_3(Point_3(minx, miny, minz),
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Point_3(maxx, maxy, maxz)));
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}
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Iso_cuboidC3(const RT& min_x, const RT& min_y, const RT& min_z,
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const RT& max_x, const RT& max_y, const RT& max_z)
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{
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initialize_with(Iso_cuboid_ref_3(Point_3(min_x, min_y, min_z),
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Point_3(max_x, max_y, max_z)));
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}
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Iso_cuboidC3(const RT& min_hx, const RT& min_hy, const RT& min_hz,
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const RT& max_hx, const RT& max_hy, const RT& max_hz,
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const RT& hw)
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{
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if (hw == RT(1))
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initialize_with(Iso_cuboid_ref_3(Point_3(min_hx, min_hy, min_hz),
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Point_3(max_hx, max_hy, max_hz)));
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else
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initialize_with(
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Iso_cuboid_ref_3(Point_3(min_hx/hw, min_hy/hw, min_hz/hw),
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Point_3(max_hx/hw, max_hy/hw, max_hz/hw)));
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}
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bool operator==(const Self& s) const;
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bool operator!=(const Self& s) const;
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const Point_3 & min() const
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{
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return Ptr()->e0;
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}
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const Point_3 & max() const
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{
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return Ptr()->e1;
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}
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Point_3 vertex(int i) const;
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Point_3 operator[](int i) const;
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Self transform(const Aff_transformation_3 &t) const
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{
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return Self(t.transform(min()), t.transform(max()));
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}
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Bounded_side bounded_side(const Point_3& p) const;
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bool has_on(const Point_3& p) const;
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bool has_on_boundary(const Point_3& p) const;
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bool has_on_bounded_side(const Point_3& p) const;
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bool has_on_unbounded_side(const Point_3& p) const;
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bool is_degenerate() const;
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Bbox_3 bbox() const;
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const FT & xmin() const;
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const FT & ymin() const;
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const FT & zmin() const;
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const FT & xmax() const;
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const FT & ymax() const;
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const FT & zmax() const;
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const FT & min_coord(int i) const;
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const FT & max_coord(int i) const;
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FT volume() const;
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};
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#ifdef CGAL_CFG_TYPENAME_BUG
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#define typename
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#endif
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template < class R >
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CGAL_KERNEL_INLINE
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bool
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Iso_cuboidC3<R CGAL_CTAG>::operator==(const Iso_cuboidC3<R CGAL_CTAG>& r) const
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{ // FIXME : predicate
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if (identical(r))
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return true;
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return min() == r.min() && max() == r.max();
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}
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template < class R >
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inline
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bool
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Iso_cuboidC3<R CGAL_CTAG>::operator!=(const Iso_cuboidC3<R CGAL_CTAG>& r) const
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{
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return !(*this == r);
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}
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template < class R >
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inline
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const typename Iso_cuboidC3<R CGAL_CTAG>::FT &
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Iso_cuboidC3<R CGAL_CTAG>::xmin() const
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{
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return min().x();
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}
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template < class R >
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inline
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const typename Iso_cuboidC3<R CGAL_CTAG>::FT &
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Iso_cuboidC3<R CGAL_CTAG>::ymin() const
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{
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return min().y();
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}
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template < class R >
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inline
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const typename Iso_cuboidC3<R CGAL_CTAG>::FT &
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Iso_cuboidC3<R CGAL_CTAG>::zmin() const
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{
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return min().z();
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}
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template < class R >
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inline
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const typename Iso_cuboidC3<R CGAL_CTAG>::FT &
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Iso_cuboidC3<R CGAL_CTAG>::xmax() const
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{
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return max().x();
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}
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template < class R >
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inline
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const typename Iso_cuboidC3<R CGAL_CTAG>::FT &
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Iso_cuboidC3<R CGAL_CTAG>::ymax() const
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{
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return max().y();
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}
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template < class R >
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inline
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const typename Iso_cuboidC3<R CGAL_CTAG>::FT &
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Iso_cuboidC3<R CGAL_CTAG>::zmax() const
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{
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return max().z();
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}
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template < class R >
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inline
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const typename Iso_cuboidC3<R CGAL_CTAG>::FT &
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Iso_cuboidC3<R CGAL_CTAG>::min_coord(int i) const
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{
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CGAL_kernel_precondition( i == 0 || i == 1 || i == 2 );
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if (i == 0)
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return xmin();
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else if (i == 1)
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return ymin();
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else
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return zmin();
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}
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template < class R >
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inline
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const typename Iso_cuboidC3<R CGAL_CTAG>::FT &
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Iso_cuboidC3<R CGAL_CTAG>::max_coord(int i) const
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{
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CGAL_kernel_precondition( i == 0 || i == 1 || i == 2 );
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if (i == 0)
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return xmax();
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else if (i == 1)
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return ymax();
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else
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return zmax();
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}
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template < class R >
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CGAL_KERNEL_LARGE_INLINE
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typename Iso_cuboidC3<R CGAL_CTAG>::Point_3
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Iso_cuboidC3<R CGAL_CTAG>::vertex(int i) const
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{
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switch (i%8)
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{
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case 0: return min();
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case 1: return Point_3(max().hx(), min().hy(), min().hz());
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case 2: return Point_3(max().hx(), max().hy(), min().hz());
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case 3: return Point_3(min().hx(), max().hy(), min().hz());
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case 4: return Point_3(min().hx(), max().hy(), max().hz());
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case 5: return Point_3(min().hx(), min().hy(), max().hz());
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case 6: return Point_3(max().hx(), min().hy(), max().hz());
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default: // case 7:
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return max();
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}
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}
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template < class R >
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inline
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typename Iso_cuboidC3<R CGAL_CTAG>::Point_3
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Iso_cuboidC3<R CGAL_CTAG>::operator[](int i) const
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{
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return vertex(i);
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}
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template < class R >
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inline
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typename Iso_cuboidC3<R CGAL_CTAG>::FT
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Iso_cuboidC3<R CGAL_CTAG>::volume() const
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{
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return (xmax()-xmin()) * (ymax()-ymin()) * (zmax()-zmin());
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}
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template < class R >
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CGAL_KERNEL_MEDIUM_INLINE
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Bounded_side
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Iso_cuboidC3<R CGAL_CTAG>::
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bounded_side(const typename Iso_cuboidC3<R CGAL_CTAG>::Point_3& p) const
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{
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if (strict_dominance(p, min()) && strict_dominance(max(), p) )
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return ON_BOUNDED_SIDE;
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if (dominance(p, min()) && dominance(max(), p))
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return ON_BOUNDARY;
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return ON_UNBOUNDED_SIDE;
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}
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template < class R >
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inline
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bool
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Iso_cuboidC3<R CGAL_CTAG>::
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has_on_boundary(const typename Iso_cuboidC3<R CGAL_CTAG>::Point_3& p) const
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{
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return bounded_side(p) == ON_BOUNDARY;
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}
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template < class R >
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inline
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bool
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Iso_cuboidC3<R CGAL_CTAG>::
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has_on(const typename Iso_cuboidC3<R CGAL_CTAG>::Point_3& p) const
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{
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return bounded_side(p) == ON_BOUNDARY;
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}
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template < class R >
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inline
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bool
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Iso_cuboidC3<R CGAL_CTAG>::
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has_on_bounded_side(const typename Iso_cuboidC3<R CGAL_CTAG>::Point_3& p) const
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{
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return bounded_side(p) == ON_BOUNDED_SIDE;
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}
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template < class R >
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CGAL_KERNEL_INLINE
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bool
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Iso_cuboidC3<R CGAL_CTAG>::
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has_on_unbounded_side(const typename Iso_cuboidC3<R CGAL_CTAG>::Point_3& p)
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const
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{
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return bounded_side(p) == ON_UNBOUNDED_SIDE;
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}
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template < class R >
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CGAL_KERNEL_INLINE
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bool
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Iso_cuboidC3<R CGAL_CTAG>::is_degenerate() const
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{ // FIXME : predicate
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return min().hx() == max().hx()
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|| min().hy() == max().hy()
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|| min().hz() == max().hz();
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}
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template < class R >
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inline
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Bbox_3
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Iso_cuboidC3<R CGAL_CTAG>::bbox() const
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{
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return min().bbox() + max().bbox();
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}
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#ifndef CGAL_NO_OSTREAM_INSERT_ISO_CUBOIDC3
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template < class R >
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std::ostream &
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operator<<(std::ostream& os, const Iso_cuboidC3<R CGAL_CTAG>& r)
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{
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switch(os.iword(IO::mode)) {
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case IO::ASCII :
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return os << r.min() << ' ' << r.max();
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case IO::BINARY :
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return os << r.min() << r.max();
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default:
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return os << "Iso_cuboidC3(" << r.min() << ", " << r.max() << ")";
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}
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}
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#endif // CGAL_NO_OSTREAM_INSERT_ISO_CUBOIDC3
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#ifndef CGAL_NO_ISTREAM_EXTRACT_ISO_CUBOIDC3
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template < class R >
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std::istream &
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operator>>(std::istream& is, Iso_cuboidC3<R CGAL_CTAG>& r)
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{
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typename Iso_cuboidC3<R CGAL_CTAG>::Point_3 p, q;
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is >> p >> q;
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if (is)
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r = Iso_cuboidC3<R CGAL_CTAG>(p, q);
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return is;
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}
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#endif // CGAL_NO_ISTREAM_EXTRACT_ISO_CUBOIDC3
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#ifdef CGAL_CFG_TYPENAME_BUG
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#undef typename
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#endif
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CGAL_END_NAMESPACE
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#endif // CGAL_CARTESIAN_ISO_CUBOID_3_H
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