| 1 | /* | 
| 2 | * Copyright (c) 2005 The University of Notre Dame. All Rights Reserved. | 
| 3 | * | 
| 4 | * The University of Notre Dame grants you ("Licensee") a | 
| 5 | * non-exclusive, royalty free, license to use, modify and | 
| 6 | * redistribute this software in source and binary code form, provided | 
| 7 | * that the following conditions are met: | 
| 8 | * | 
| 9 | * 1. Redistributions of source code must retain the above copyright | 
| 10 | *    notice, this list of conditions and the following disclaimer. | 
| 11 | * | 
| 12 | * 2. Redistributions in binary form must reproduce the above copyright | 
| 13 | *    notice, this list of conditions and the following disclaimer in the | 
| 14 | *    documentation and/or other materials provided with the | 
| 15 | *    distribution. | 
| 16 | * | 
| 17 | * This software is provided "AS IS," without a warranty of any | 
| 18 | * kind. All express or implied conditions, representations and | 
| 19 | * warranties, including any implied warranty of merchantability, | 
| 20 | * fitness for a particular purpose or non-infringement, are hereby | 
| 21 | * excluded.  The University of Notre Dame and its licensors shall not | 
| 22 | * be liable for any damages suffered by licensee as a result of | 
| 23 | * using, modifying or distributing the software or its | 
| 24 | * derivatives. In no event will the University of Notre Dame or its | 
| 25 | * licensors be liable for any lost revenue, profit or data, or for | 
| 26 | * direct, indirect, special, consequential, incidental or punitive | 
| 27 | * damages, however caused and regardless of the theory of liability, | 
| 28 | * arising out of the use of or inability to use software, even if the | 
| 29 | * University of Notre Dame has been advised of the possibility of | 
| 30 | * such damages. | 
| 31 | * | 
| 32 | * SUPPORT OPEN SCIENCE!  If you use OpenMD or its source code in your | 
| 33 | * research, please cite the appropriate papers when you publish your | 
| 34 | * work.  Good starting points are: | 
| 35 | * | 
| 36 | * [1]  Meineke, et al., J. Comp. Chem. 26, 252-271 (2005). | 
| 37 | * [2]  Fennell & Gezelter, J. Chem. Phys. 124, 234104 (2006). | 
| 38 | * [3]  Sun, Lin & Gezelter, J. Chem. Phys. 128, 24107 (2008). | 
| 39 | * [4]  Vardeman & Gezelter, in progress (2009). | 
| 40 | */ | 
| 41 |  | 
| 42 | #ifndef UTILS_TUPLE_HPP | 
| 43 | #define UTILS_TUPLE_HPP | 
| 44 |  | 
| 45 | namespace OpenMD { | 
| 46 |  | 
| 47 | template <class T1, class T2, class T3> | 
| 48 | struct tuple3 { | 
| 49 | typedef T1 first_type; | 
| 50 | typedef T2 second_type; | 
| 51 | typedef T3 third_type; | 
| 52 |  | 
| 53 | T1 first; | 
| 54 | T2 second; | 
| 55 | T3 third; | 
| 56 | tuple3() {} | 
| 57 | tuple3(const T1& a, const T2& b, const T3& c) : first(a), second(b), third(c) {} | 
| 58 | }; | 
| 59 |  | 
| 60 | template <class T1, class T2, class T3> | 
| 61 | tuple3<T1,T2,T3> make_tuple3( T1 t1, T2 t2, T3 t3 ) { | 
| 62 | return tuple3<T1,T2,T3>( t1, t2, t3 ); | 
| 63 | } | 
| 64 |  | 
| 65 |  | 
| 66 | template <class T1, class T2, class T3, class T4> | 
| 67 | struct tuple4 { | 
| 68 | typedef T1 first_type; | 
| 69 | typedef T2 second_type; | 
| 70 | typedef T3 third_type; | 
| 71 | typedef T4 fourth_type; | 
| 72 |  | 
| 73 | T1 first; | 
| 74 | T2 second; | 
| 75 | T3 third; | 
| 76 | T4 fourth; | 
| 77 | tuple4() {} | 
| 78 | tuple4(const T1& a, const T2& b, const T3& c, const T4& d) | 
| 79 | : first(a), second(b), third(c), fourth(d) {} | 
| 80 | }; | 
| 81 |  | 
| 82 | template <class T1, class T2, class T3, class T4> | 
| 83 | tuple4<T1,T2,T3,T4> make_tuple4( T1 t1, T2 t2, T3 t3, T4 t4 ) { | 
| 84 | return tuple4<T1,T2,T3,T4>( t1, t2, t3, t4 ); | 
| 85 | } | 
| 86 |  | 
| 87 | template<class T1, class T2, class T3> | 
| 88 | inline bool operator < (const tuple3<T1, T2, T3>& t1, const tuple3<T1, T2, T3>& t2) { | 
| 89 |  | 
| 90 | return t1.first < t2.first | 
| 91 | || (!(t2.first < t1.first) && t1.second < t2.second) | 
| 92 | || (!(t2.first < t1.first) && !(t2.second < t2.second) && t1.third < t2.third); | 
| 93 | } | 
| 94 |  | 
| 95 |  | 
| 96 | inline bool operator < (const tuple3<int, int, std::vector<std::string> >& t1, const tuple3<int, int, std::vector<std::string> >& t2) { | 
| 97 |  | 
| 98 | if (t1.first < t2.first) | 
| 99 | return true; | 
| 100 | else { | 
| 101 | if (t1.first > t2.first) | 
| 102 | return false; | 
| 103 |  | 
| 104 | if (t1.second < t2.second) | 
| 105 | return true; | 
| 106 | else | 
| 107 | if (t1.second > t2.second) | 
| 108 | return false; | 
| 109 |  | 
| 110 | return true; | 
| 111 | } | 
| 112 | } | 
| 113 |  | 
| 114 | template<class T1, class T2, class T3, class T4> | 
| 115 | inline bool operator < (const tuple4<T1, T2, T3, T4>& t1, const tuple4<T1, T2, T3, T4>& t2) { | 
| 116 |  | 
| 117 | return t1.first < t2.first | 
| 118 | || (!(t2.first < t1.first) && t1.second < t2.second) | 
| 119 | || (!(t2.first < t1.first) && !(t2.second < t2.second) && t1.third < t2.third) | 
| 120 | ||(!(t2.first < t1.first) && !(t2.second < t2.second) && !(t2.third < t1.third) && t1.fourth < t2.fourth); | 
| 121 | } | 
| 122 | typedef tuple3<int, int, int> IntTuple3; | 
| 123 | typedef tuple4<int, int, int, int> IntTuple4; | 
| 124 |  | 
| 125 | } | 
| 126 |  | 
| 127 |  | 
| 128 | #endif //UTILS_TUPLE_HPP | 
| 129 |  |