| /contrib/sdk/sources/libstdc++-v3/include/ext/pb_ds/detail/tree_policy/node_metadata_selector.hpp |
|---|
| 0,0 → 1,103 |
| // -*- C++ -*- |
| // Copyright (C) 2005-2013 Free Software Foundation, Inc. |
| // |
| // This file is part of the GNU ISO C++ Library. This library is free |
| // software; you can redistribute it and/or modify it under the terms |
| // of the GNU General Public License as published by the Free Software |
| // Foundation; either version 3, or (at your option) any later |
| // version. |
| // This library is distributed in the hope that it will be useful, but |
| // WITHOUT ANY WARRANTY; without even the implied warranty of |
| // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| // General Public License for more details. |
| // Under Section 7 of GPL version 3, you are granted additional |
| // permissions described in the GCC Runtime Library Exception, version |
| // 3.1, as published by the Free Software Foundation. |
| // You should have received a copy of the GNU General Public License and |
| // a copy of the GCC Runtime Library Exception along with this program; |
| // see the files COPYING3 and COPYING.RUNTIME respectively. If not, see |
| // <http://www.gnu.org/licenses/>. |
| // Copyright (C) 2004 Ami Tavory and Vladimir Dreizin, IBM-HRL. |
| // Permission to use, copy, modify, sell, and distribute this software |
| // is hereby granted without fee, provided that the above copyright |
| // notice appears in all copies, and that both that copyright notice |
| // and this permission notice appear in supporting documentation. None |
| // of the above authors, nor IBM Haifa Research Laboratories, make any |
| // representation about the suitability of this software for any |
| // purpose. It is provided "as is" without express or implied |
| // warranty. |
| /** |
| * @file tree_policy/node_metadata_selector.hpp |
| * Contains an implementation class for trees. |
| */ |
| #ifndef PB_DS_TREE_NODE_METADATA_DISPATCH_HPP |
| #define PB_DS_TREE_NODE_METADATA_DISPATCH_HPP |
| #include <ext/pb_ds/detail/branch_policy/null_node_metadata.hpp> |
| #include <ext/pb_ds/detail/types_traits.hpp> |
| namespace __gnu_pbds |
| { |
| namespace detail |
| { |
| /** |
| * @addtogroup traits Traits |
| * @{ |
| */ |
| /// Tree metadata helper. |
| template<typename Node_Update, bool _BTp> |
| struct tree_metadata_helper; |
| /// Specialization, false. |
| template<typename Node_Update> |
| struct tree_metadata_helper<Node_Update, false> |
| { |
| typedef typename Node_Update::metadata_type type; |
| }; |
| /// Specialization, true. |
| template<typename Node_Update> |
| struct tree_metadata_helper<Node_Update, true> |
| { |
| typedef null_type type; |
| }; |
| /// Tree node metadata dispatch. |
| template<typename Key, |
| typename Data, |
| typename Cmp_Fn, |
| template<typename Node_CItr, |
| typename Const_Iterator, |
| typename Cmp_Fn_, |
| typename _Alloc_> |
| class Node_Update, |
| typename _Alloc> |
| struct tree_node_metadata_dispatch |
| { |
| private: |
| typedef dumnode_const_iterator<Key, Data, _Alloc> __it_type; |
| typedef Node_Update<__it_type, __it_type, Cmp_Fn, _Alloc> __node_u; |
| typedef null_node_update<__it_type, __it_type, Cmp_Fn, _Alloc> __nnode_u; |
| enum |
| { |
| null_update = is_same<__node_u, __nnode_u>::value |
| }; |
| public: |
| typedef typename tree_metadata_helper<__node_u, null_update>::type type; |
| }; |
| //@} |
| } // namespace detail |
| } // namespace __gnu_pbds |
| #endif // #ifndef PB_DS_TREE_NODE_METADATA_DISPATCH_HPP |
| /contrib/sdk/sources/libstdc++-v3/include/ext/pb_ds/detail/tree_policy/order_statistics_imp.hpp |
|---|
| 0,0 → 1,121 |
| // -*- C++ -*- |
| // Copyright (C) 2005-2013 Free Software Foundation, Inc. |
| // |
| // This file is part of the GNU ISO C++ Library. This library is free |
| // software; you can redistribute it and/or modify it under the terms |
| // of the GNU General Public License as published by the Free Software |
| // Foundation; either version 3, or (at your option) any later |
| // version. |
| // This library is distributed in the hope that it will be useful, but |
| // WITHOUT ANY WARRANTY; without even the implied warranty of |
| // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| // General Public License for more details. |
| // Under Section 7 of GPL version 3, you are granted additional |
| // permissions described in the GCC Runtime Library Exception, version |
| // 3.1, as published by the Free Software Foundation. |
| // You should have received a copy of the GNU General Public License and |
| // a copy of the GCC Runtime Library Exception along with this program; |
| // see the files COPYING3 and COPYING.RUNTIME respectively. If not, see |
| // <http://www.gnu.org/licenses/>. |
| // Copyright (C) 2004 Ami Tavory and Vladimir Dreizin, IBM-HRL. |
| // Permission to use, copy, modify, sell, and distribute this software |
| // is hereby granted without fee, provided that the above copyright |
| // notice appears in all copies, and that both that copyright notice |
| // and this permission notice appear in supporting documentation. None |
| // of the above authors, nor IBM Haifa Research Laboratories, make any |
| // representation about the suitability of this software for any |
| // purpose. It is provided "as is" without express or implied |
| // warranty. |
| /** |
| * @file tree_policy/order_statistics_imp.hpp |
| * Contains forward declarations for order_statistics_key |
| */ |
| PB_DS_CLASS_T_DEC |
| inline typename PB_DS_CLASS_C_DEC::iterator |
| PB_DS_CLASS_C_DEC:: |
| find_by_order(size_type order) |
| { |
| node_iterator it = node_begin(); |
| node_iterator end_it = node_end(); |
| while (it != end_it) |
| { |
| node_iterator l_it = it.get_l_child(); |
| const size_type o = (l_it == end_it)? 0 : l_it.get_metadata(); |
| if (order == o) |
| return *it; |
| else if (order < o) |
| it = l_it; |
| else |
| { |
| order -= o + 1; |
| it = it.get_r_child(); |
| } |
| } |
| return base_type::end_iterator(); |
| } |
| PB_DS_CLASS_T_DEC |
| inline typename PB_DS_CLASS_C_DEC::const_iterator |
| PB_DS_CLASS_C_DEC:: |
| find_by_order(size_type order) const |
| { return const_cast<PB_DS_CLASS_C_DEC*>(this)->find_by_order(order); } |
| PB_DS_CLASS_T_DEC |
| inline typename PB_DS_CLASS_C_DEC::size_type |
| PB_DS_CLASS_C_DEC:: |
| order_of_key(key_const_reference r_key) const |
| { |
| node_const_iterator it = node_begin(); |
| node_const_iterator end_it = node_end(); |
| const cmp_fn& r_cmp_fn = const_cast<PB_DS_CLASS_C_DEC*>(this)->get_cmp_fn(); |
| size_type ord = 0; |
| while (it != end_it) |
| { |
| node_const_iterator l_it = it.get_l_child(); |
| if (r_cmp_fn(r_key, this->extract_key(*(*it)))) |
| it = l_it; |
| else if (r_cmp_fn(this->extract_key(*(*it)), r_key)) |
| { |
| ord += (l_it == end_it)? 1 : 1 + l_it.get_metadata(); |
| it = it.get_r_child(); |
| } |
| else |
| { |
| ord += (l_it == end_it)? 0 : l_it.get_metadata(); |
| it = end_it; |
| } |
| } |
| return ord; |
| } |
| PB_DS_CLASS_T_DEC |
| inline void |
| PB_DS_CLASS_C_DEC:: |
| operator()(node_iterator node_it, node_const_iterator end_nd_it) const |
| { |
| node_iterator l_it = node_it.get_l_child(); |
| const size_type l_rank = (l_it == end_nd_it) ? 0 : l_it.get_metadata(); |
| node_iterator r_it = node_it.get_r_child(); |
| const size_type r_rank = (r_it == end_nd_it) ? 0 : r_it.get_metadata(); |
| const_cast<metadata_reference>(node_it.get_metadata())= 1 + l_rank + r_rank; |
| } |
| PB_DS_CLASS_T_DEC |
| PB_DS_CLASS_C_DEC:: |
| ~tree_order_statistics_node_update() |
| { } |
| /contrib/sdk/sources/libstdc++-v3/include/ext/pb_ds/detail/tree_policy/sample_tree_node_update.hpp |
|---|
| 0,0 → 1,62 |
| // -*- C++ -*- |
| // Copyright (C) 2005-2013 Free Software Foundation, Inc. |
| // |
| // This file is part of the GNU ISO C++ Library. This library is free |
| // software; you can redistribute it and/or modify it under the terms |
| // of the GNU General Public License as published by the Free Software |
| // Foundation; either version 3, or (at your option) any later |
| // version. |
| // This library is distributed in the hope that it will be useful, but |
| // WITHOUT ANY WARRANTY; without even the implied warranty of |
| // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| // General Public License for more details. |
| // Under Section 7 of GPL version 3, you are granted additional |
| // permissions described in the GCC Runtime Library Exception, version |
| // 3.1, as published by the Free Software Foundation. |
| // You should have received a copy of the GNU General Public License and |
| // a copy of the GCC Runtime Library Exception along with this program; |
| // see the files COPYING3 and COPYING.RUNTIME respectively. If not, see |
| // <http://www.gnu.org/licenses/>. |
| // Copyright (C) 2004 Ami Tavory and Vladimir Dreizin, IBM-HRL. |
| // Permission to use, copy, modify, sell, and distribute this software |
| // is hereby granted without fee, provided that the above copyright |
| // notice appears in all copies, and that both that copyright notice |
| // and this permission notice appear in supporting documentation. None |
| // of the above authors, nor IBM Haifa Research Laboratories, make any |
| // representation about the suitability of this software for any |
| // purpose. It is provided "as is" without express or implied |
| // warranty. |
| /** |
| * @file tree_policy/sample_tree_node_update.hpp |
| * Contains a samle node update functor. |
| */ |
| #ifndef PB_DS_SAMPLE_TREE_NODE_UPDATOR_HPP |
| #define PB_DS_SAMPLE_TREE_NODE_UPDATOR_HPP |
| namespace __gnu_pbds |
| { |
| /// A sample node updator. |
| template<typename Const_Node_Iter, typename Node_Iter, typename Cmp_Fn, |
| typename _Alloc> |
| class sample_tree_node_update |
| { |
| typedef std::size_t metadata_type; |
| /// Default constructor. |
| sample_tree_node_update(); |
| /// Updates the rank of a node through a node_iterator node_it; |
| /// end_nd_it is the end node iterator. |
| inline void |
| operator()(node_iterator node_it, node_const_iterator end_nd_it) const; |
| }; |
| } |
| #endif // #ifndef PB_DS_SAMPLE_TREE_NODE_UPDATOR_HPP |