dust3d/thirdparty/cgal/CGAL-4.13/include/CGAL/Generalized_map_storages.h

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// Copyright (c) 2016 CNRS and LIRIS' Establishments (France).
// All rights reserved.
//
// This file is part of CGAL (www.cgal.org); you can redistribute it and/or
// modify it under the terms of the GNU Lesser General Public License as
// published by the Free Software Foundation; either version 3 of the License,
// or (at your option) any later version.
//
// Licensees holding a valid commercial license may use this file in
// accordance with the commercial license agreement provided with the software.
//
// This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
// WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
//
// $URL$
// $Id$
// SPDX-License-Identifier: LGPL-3.0+
//
// Author(s) : Guillaume Damiand <guillaume.damiand@liris.cnrs.fr>
//
#ifndef CGAL_GENERALIZED_MAP_STORAGES_H
#define CGAL_GENERALIZED_MAP_STORAGES_H 1
#include <CGAL/Compact_container.h>
#include <CGAL/Dart.h>
#include <CGAL/Handle_hash_function.h>
#include <bitset>
#include <boost/config.hpp>
#if (BOOST_GCC >= 40900)
_Pragma("GCC diagnostic push")
_Pragma("GCC diagnostic ignored \"-Warray-bounds\"")
#endif
namespace CGAL {
namespace internal {
template <typename M>
struct Combinatorial_map_helper;
}
/** @file Generalized_map_storages.h
* Definition of storages for dD Generalized map.
*/
// Storage of darts with compact container, alpha with handles
template<unsigned int d_, class Items_, class Alloc_ >
class Generalized_map_storage_1
{
public:
typedef Generalized_map_storage_1<d_, Items_, Alloc_> Self;
typedef CGAL::Tag_false Use_index;
typedef internal::Combinatorial_map_helper<Self> Helper;
typedef typename Items_::template Dart_wrapper<Self> Dart_wrapper;
typedef typename internal::template Get_dart_info<Dart_wrapper>::type
Dart_info;
typedef typename internal::template Get_darts_with_id<Dart_wrapper>::type
Darts_with_id;
typedef CGAL::Dart<d_, Self, Dart_info, Darts_with_id> Dart;
#ifdef CGAL_CXX11
typedef std::allocator_traits<Alloc_> Allocator_traits;
typedef typename Allocator_traits::template rebind_alloc<Dart> Dart_allocator;
#else
typedef typename Alloc_::template rebind<Dart>::other Dart_allocator;
#endif
typedef Compact_container<Dart, Dart_allocator> Dart_container;
typedef typename Dart_container::iterator Dart_handle;
typedef typename Dart_container::const_iterator Dart_const_handle;
typedef typename Dart_container::size_type size_type;
typedef CGAL::Void* Null_handle_type;
static const Null_handle_type null_handle;
typedef Items_ Items;
typedef Alloc_ Alloc;
#ifdef CGAL_CXX11
template <typename T>
struct Container_for_attributes :
public Compact_container<T, typename std::allocator_traits<Alloc_>::template rebind_alloc<T> >
{};
#else
template <typename T>
struct Container_for_attributes :
public Compact_container<T, typename Alloc_::template rebind<T>::other>
{};
#endif
/// Typedef for attributes
typedef typename internal::template Get_attributes_tuple<Dart_wrapper>::type
Attributes;
template<int i>
struct Attribute_type: public Helper::template Attribute_type<i>
{};
template<int i>
struct Attribute_handle: public Helper::template Attribute_handle<i>
{};
template<int i>
struct Attribute_const_handle:
public Helper::template Attribute_const_handle<i>
{};
template<int i>
struct Attribute_range: public Helper::template Attribute_range<i>
{};
template<int i>
struct Attribute_const_range:
public Helper::template Attribute_const_range<i>
{};
/// Number of marks
static const size_type NB_MARKS = 32;
/// The dimension of the generalized map.
static const unsigned int dimension = d_;
typedef Handle_hash_function Hash_function;
// Init
void init_storage()
{}
/** Return if this dart is free for adimension.
* @param dh a dart handle
* @param i the dimension.
* @return true iff dh is linked with NULL for \em adimension.
*/
template<unsigned int i>
bool is_free(Dart_const_handle dh) const
{
CGAL_assertion( dh!=NULL );
CGAL_assertion(i <= dimension);
return dh->mf[i]==dh;
}
bool is_free(Dart_const_handle dh, unsigned int i) const
{
CGAL_assertion( dh!=NULL );
CGAL_assertion(i <= dimension);
return dh->mf[i]==dh;
}
/// Set simultaneously all the marks of this dart to a given value.
void set_dart_marks(Dart_const_handle ADart,
const std::bitset<NB_MARKS>& amarks) const
{
CGAL_assertion( ADart!=NULL );
ADart->set_marks(amarks);
}
/// Return all the marks of a dart.
std::bitset<NB_MARKS> get_dart_marks(Dart_const_handle ADart) const
{
CGAL_assertion( ADart!=NULL );
return ADart->get_marks();
}
/// Return the mark value of dart a given mark number.
bool get_dart_mark(Dart_const_handle ADart, size_type amark) const
{
CGAL_assertion( ADart!=NULL );
return ADart->get_mark(amark);
}
/// Set the mark of a given mark number to a given value.
void set_dart_mark(Dart_const_handle ADart, size_type amark, bool avalue) const
{
CGAL_assertion( ADart!=NULL );
ADart->set_mark(amark, avalue);
}
/// Flip the mark of a given mark number to a given value.
void flip_dart_mark(Dart_const_handle ADart, size_type amark) const
{
CGAL_assertion( ADart!=NULL );
ADart->flip_mark(amark);
}
// Access to alpha maps
Dart_handle get_alpha(Dart_handle ADart, int B1)
{
CGAL_assertion(ADart!=NULL && B1>=0 && B1<=(int)dimension);
return ADart->mf[B1];
}
Dart_const_handle get_alpha(Dart_const_handle ADart, int B1) const
{
CGAL_assertion(ADart!=NULL && B1>=0 && B1<=(int)dimension);
return ADart->mf[B1];
}
template<int B1>
Dart_handle get_alpha(Dart_handle ADart)
{
CGAL_assertion(ADart!=NULL && B1>=0 && B1<=(int)dimension);
return ADart->mf[B1];
}
template<int B1>
Dart_const_handle get_alpha(Dart_const_handle ADart) const
{
CGAL_assertion(ADart!=NULL && B1>=0 && B1<=(int)dimension);
return ADart->mf[B1];
}
// return a handle on the i-attribute
template<unsigned int i>
typename Attribute_handle<i>::type attribute(Dart_handle ADart)
{
CGAL_static_assertion_msg(Helper::template Dimension_index<i>::value>=0,
"attribute<i> called but i-attributes are disabled.");
return CGAL::cpp11::get<Helper::template Dimension_index<i>::value>
(ADart->mattribute_handles);
}
template<unsigned int i>
typename Attribute_const_handle<i>::type
attribute(Dart_const_handle ADart) const
{
CGAL_static_assertion_msg(Helper::template Dimension_index<i>::value>=0,
"attribute<i> called but i-attributes are disabled.");
return CGAL::cpp11::get<Helper::template Dimension_index<i>::value>
(ADart->mattribute_handles);
}
// Copy a given attribute
template<unsigned int i>
typename Attribute_handle<i>::type copy_attribute
(typename Attribute_const_handle<i>::type ah)
{
CGAL_static_assertion_msg(Helper::template Dimension_index<i>::value>=0,
"copy_attribute<i> called but i-attributes are disabled.");
typename Attribute_handle<i>::type res=
CGAL::cpp11::get<Helper::template Dimension_index<i>::value>
(mattribute_containers).emplace(*ah);
this->template init_attribute_ref_counting<i>(res);
return res;
}
// Test if a given attribute is valid
template<unsigned int i>
bool is_valid_attribute(typename Attribute_const_handle<i>::type ah) const
{
CGAL_assertion( ah!=NULL );
return ah->is_valid();
}
// accessors and modifiers to the attribute ref counting given its handle
template<unsigned int i>
std::size_t get_attribute_ref_counting
(typename Attribute_const_handle<i>::type ah) const
{
CGAL_assertion( ah!=NULL );
return ah->get_nb_refs();
}
template<unsigned int i>
void init_attribute_ref_counting(typename Attribute_handle<i>::type ah)
{
CGAL_assertion( ah!=NULL );
ah->mrefcounting=0;
}
template<unsigned int i>
void inc_attribute_ref_counting(typename Attribute_handle<i>::type ah)
{
CGAL_assertion( ah!=NULL );
ah->inc_nb_refs();
}
template<unsigned int i>
void dec_attribute_ref_counting(typename Attribute_handle<i>::type ah)
{
CGAL_assertion( ah!=NULL );
ah->dec_nb_refs();
}
// get the attribute given its handle
template<unsigned int i>
typename Attribute_type<i>::type&
get_attribute(typename Attribute_handle<i>::type ah)
{
CGAL_assertion( ah!=NULL );
return *ah;
}
template<unsigned int i>
const typename Attribute_type<i>::type&
get_attribute(typename Attribute_const_handle<i>::type ah) const
{
CGAL_assertion( ah!=NULL );
return *ah;
}
// Get the dart of the given attribute
template<unsigned int i>
Dart_handle dart_of_attribute(typename Attribute_handle<i>::type ah)
{
CGAL_assertion( ah!=NULL );
return ah->dart();
}
template<unsigned int i>
Dart_const_handle
dart_of_attribute(typename Attribute_const_handle<i>::type ah) const
{
CGAL_assertion( ah!=NULL );
return ah->dart();
}
// Set the dart of the given attribute
template<unsigned int i>
void set_dart_of_attribute(typename Attribute_handle<i>::type ah,
Dart_handle adart)
{
CGAL_assertion( ah!=NULL );
ah->set_dart(adart);
}
// Get the information associated with a given dart
Dart_info& info(Dart_handle adart)
{ return adart->info(); }
const Dart_info& info(Dart_const_handle adart) const
{ return adart->info(); }
// Get the info of the given attribute
template<unsigned int i>
typename Attribute_type<i>::type::Info &
info_of_attribute(typename Attribute_handle<i>::type ah)
{
CGAL_assertion( ah!=NULL );
return ah->info();
}
template<unsigned int i>
const typename Attribute_type<i>::type::Info &
info_of_attribute(typename Attribute_const_handle<i>::type ah) const
{
CGAL_assertion( ah!=NULL );
return ah->info();
}
// Get the info of the i-cell attribute associated with the given dart
template<unsigned int i>
typename Attribute_type<i>::type::Info & info(Dart_handle adart)
{
CGAL_assertion( adart!=NULL );
CGAL_assertion( attribute<i>(adart)!=NULL );
return info_of_attribute<i>(attribute<i>(adart));
}
template<unsigned int i>
const typename Attribute_type<i>::type::Info &
info(Dart_const_handle adart) const
{
CGAL_assertion( adart!=NULL );
CGAL_assertion( attribute<i>(adart)!=NULL );
return info_of_attribute<i>(attribute<i>(adart));
}
// Get the dart of the i-cell attribute associated with the given dart
template<unsigned int i>
Dart_handle dart(Dart_handle adart)
{
CGAL_assertion( adart!=NULL );
CGAL_assertion( attribute<i>(adart)!=NULL );
return dart_of_attribute<i>(attribute<i>(adart));
}
template<unsigned int i>
Dart_const_handle dart(Dart_const_handle adart) const
{
CGAL_assertion( adart!=NULL );
CGAL_assertion( attribute<i>(adart)!=NULL );
return dart_of_attribute<i>(attribute<i>(adart));
}
// Debug function
void display_dart(Dart_const_handle ADart) const
{ std::cout<<mdarts.index(ADart); }
template<unsigned int i>
void display_attribute(typename Attribute_const_handle<i>::type ah) const
{ std::cout<< CGAL::cpp11::get<Helper::template Dimension_index<i>::value>
(mattribute_containers).index(ah); }
protected:
// Set the handle on the i th attribute
template<unsigned int i>
void basic_set_dart_attribute(Dart_handle dh,
typename Attribute_handle<i>::type ah)
{
CGAL::cpp11::get<Helper::template Dimension_index<i>::value>
(dh->mattribute_handles) = ah;
}
/** Link a dart with a given dart for a given dimension.
* @param adart the dart to link.
* @param adart2 the dart to link with.
* @param i the dimension.
*/
template<unsigned int i>
void dart_link_alpha(Dart_handle adart, Dart_handle adart2)
{
CGAL_assertion(i <= dimension);
CGAL_assertion(adart!=NULL && adart2!=NULL);
adart->mf[i] = adart2;
}
void dart_link_alpha(Dart_handle adart, Dart_handle adart2, unsigned int i)
{
CGAL_assertion(i <= dimension);
CGAL_assertion(adart!=NULL && adart2!=NULL);
adart->mf[i] = adart2;
}
/** Unlink a dart for a given dimension.
* @param adart a dart.
* @param i the dimension.
*/
template<unsigned int i>
void dart_unlink_alpha(Dart_handle adart)
{
CGAL_assertion(adart!=NULL && i <= dimension);
adart->mf[i] = adart;
}
void dart_unlink_alpha(Dart_handle adart, unsigned int i)
{
CGAL_assertion(adart!=NULL && i <= dimension);
adart->mf[i] = adart;
}
protected:
/// Dart container.
Dart_container mdarts;
/// Tuple of attributes containers
typename Helper::Attribute_containers mattribute_containers;
};
/// null_handle
template < unsigned int d_, class Items_, class Alloc_ >
const typename Generalized_map_storage_1<d_, Items_, Alloc_>::Null_handle_type
Generalized_map_storage_1<d_, Items_, Alloc_>::null_handle = NULL;
} // namespace CGAL
#if (BOOST_GCC >= 40900)
_Pragma("GCC diagnostic pop")
#endif
#endif // CGAL_GENERALIZED_MAP_STORAGES_H //
// EOF //