mirror of https://github.com/CGAL/cgal
91 lines
2.3 KiB
C++
91 lines
2.3 KiB
C++
// Copyright (c) 2006 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); you may redistribute it under
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// the terms of the Q Public License version 1.0.
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// See the file LICENSE.QPL distributed with CGAL.
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//
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// Licensees holding a valid commercial license may use this file in
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// accordance with the commercial license agreement provided with the software.
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//
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// This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
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// WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
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//
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// $Source:
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// $Revision: 1.9 $ $Date: 2005/12/01 10:30:11 $
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// $Name: $
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//
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// Author(s) : Laurent RINEAU
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#ifndef CGAL_IMPLICIT_SURFACE_3_H
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#define CGAL_IMPLICIT_SURFACE_3_H
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#include <CGAL/Surface_mesher/Oracles/Implicit_oracle.h>
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namespace CGAL {
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template<
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typename GT,
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typename Function
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>
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class Implicit_surface_3
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{
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public:
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typedef GT Geom_traits;
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typedef typename Geom_traits::Sphere_3 Sphere_3;
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typedef typename Geom_traits::FT FT;
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Implicit_surface_3(Function f,
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const Sphere_3 bounding_sphere,
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const FT error_bound)
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: func(f),
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sphere(bounding_sphere),
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squared_error(error_bound*error_bound)
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{
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}
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FT operator()(FT x, FT y, FT z)
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{
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return func(x, y, z);
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}
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const FT& squared_error_bound() const
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{
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return squared_error;
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}
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const Sphere_3& bounding_sphere() const
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{
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return sphere;
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}
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private:
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Function func;
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Sphere_3 sphere;
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double squared_error;
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}; // end Implicit_surface_3
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template <typename GT, typename Function>
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Implicit_surface_3<GT, Function>
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make_implicit_surface_3(GT, Function f,
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typename GT::Sphere_3 sphere,
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typename GT::FT error_bound)
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{
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typedef Implicit_surface_3<GT, Function> surface;
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return surface(f, sphere, error_bound);
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}
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template <typename GT, typename Function>
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struct Surface_mesh_traits_generator_3<Implicit_surface_3<GT, Function> >
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{
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typedef Implicit_surface_3<GT, Function> Surface_type;
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typedef typename Surface_mesher::Implicit_surface_oracle<GT,
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Surface_type> type;
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typedef type Type; // Boost meta-programming compatibility
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};
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} // end namespace CGAL
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#endif // CGAL_IMPLICIT_SURFACE_3_H
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