]>
Commit | Line | Data |
---|---|---|
4569a895 AT |
1 | // -*- C++ -*- |
2 | ||
748086b7 | 3 | // Copyright (C) 2005, 2006, 2009 Free Software Foundation, Inc. |
4569a895 AT |
4 | // |
5 | // This file is part of the GNU ISO C++ Library. This library is free | |
6 | // software; you can redistribute it and/or modify it under the terms | |
7 | // of the GNU General Public License as published by the Free Software | |
748086b7 | 8 | // Foundation; either version 3, or (at your option) any later |
4569a895 AT |
9 | // version. |
10 | ||
11 | // This library is distributed in the hope that it will be useful, but | |
12 | // WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
14 | // General Public License for more details. | |
15 | ||
748086b7 JJ |
16 | // Under Section 7 of GPL version 3, you are granted additional |
17 | // permissions described in the GCC Runtime Library Exception, version | |
18 | // 3.1, as published by the Free Software Foundation. | |
4569a895 | 19 | |
748086b7 JJ |
20 | // You should have received a copy of the GNU General Public License and |
21 | // a copy of the GCC Runtime Library Exception along with this program; | |
22 | // see the files COPYING3 and COPYING.RUNTIME respectively. If not, see | |
23 | // <http://www.gnu.org/licenses/>. | |
4569a895 AT |
24 | |
25 | // Copyright (C) 2004 Ami Tavory and Vladimir Dreizin, IBM-HRL. | |
26 | ||
27 | // Permission to use, copy, modify, sell, and distribute this software | |
28 | // is hereby granted without fee, provided that the above copyright | |
29 | // notice appears in all copies, and that both that copyright notice | |
30 | // and this permission notice appear in supporting documentation. None | |
31 | // of the above authors, nor IBM Haifa Research Laboratories, make any | |
32 | // representation about the suitability of this software for any | |
33 | // purpose. It is provided "as is" without express or implied | |
34 | // warranty. | |
35 | ||
36 | /** | |
37 | * @file find_fn_imps.hpp | |
38 | * Contains an implementation class for a binary_heap. | |
39 | */ | |
40 | ||
41 | PB_DS_CLASS_T_DEC | |
42 | inline typename PB_DS_CLASS_C_DEC::const_reference | |
43 | PB_DS_CLASS_C_DEC:: | |
44 | top() const | |
45 | { | |
47bea7b8 BK |
46 | _GLIBCXX_DEBUG_ONLY(assert_valid();) |
47 | _GLIBCXX_DEBUG_ASSERT(!empty()); | |
4569a895 AT |
48 | |
49 | return top_imp(s_no_throw_copies_ind); | |
50 | } | |
51 | ||
52 | PB_DS_CLASS_T_DEC | |
53 | inline typename PB_DS_CLASS_C_DEC::const_reference | |
54 | PB_DS_CLASS_C_DEC:: | |
55 | top_imp(true_type) const | |
56 | { | |
57 | return* m_a_entries; | |
58 | } | |
59 | ||
60 | PB_DS_CLASS_T_DEC | |
61 | inline typename PB_DS_CLASS_C_DEC::const_reference | |
62 | PB_DS_CLASS_C_DEC:: | |
63 | top_imp(false_type) const | |
64 | { | |
65 | return** m_a_entries; | |
66 | } | |
67 | ||
68 | PB_DS_CLASS_T_DEC | |
69 | inline typename PB_DS_CLASS_C_DEC::size_type | |
70 | PB_DS_CLASS_C_DEC:: | |
71 | left_child(size_type i) | |
72 | { | |
73 | return i* 2 + 1; | |
74 | } | |
75 | ||
76 | PB_DS_CLASS_T_DEC | |
77 | inline typename PB_DS_CLASS_C_DEC::size_type | |
78 | PB_DS_CLASS_C_DEC:: | |
79 | right_child(size_type i) | |
80 | { | |
81 | return i* 2 + 2; | |
82 | } | |
83 | ||
84 | PB_DS_CLASS_T_DEC | |
85 | inline typename PB_DS_CLASS_C_DEC::size_type | |
86 | PB_DS_CLASS_C_DEC:: | |
87 | parent(size_type i) | |
88 | { | |
89 | return (i - 1) / 2; | |
90 | } | |
91 |