COIN-OR::LEMON - Graph Library

source: lemon-0.x/lemon/lp_skeleton.cc @ 2312:07e46cbb7d85

Last change on this file since 2312:07e46cbb7d85 was 2312:07e46cbb7d85, checked in by Balazs Dezso, 13 years ago

modified _setColCoeff and _setRowCoeff parameters
const simplify() for expressions

File size: 2.5 KB
Line 
1/* -*- C++ -*-
2 *
3 * This file is a part of LEMON, a generic C++ optimization library
4 *
5 * Copyright (C) 2003-2006
6 * Egervary Jeno Kombinatorikus Optimalizalasi Kutatocsoport
7 * (Egervary Research Group on Combinatorial Optimization, EGRES).
8 *
9 * Permission to use, modify and distribute this software is granted
10 * provided that this copyright notice appears in all copies. For
11 * precise terms see the accompanying LICENSE file.
12 *
13 * This software is provided "AS IS" with no warranty of any kind,
14 * express or implied, and with no claim as to its suitability for any
15 * purpose.
16 *
17 */
18
19#include <lemon/lp_skeleton.h>
20
21///\file
22///\brief A skeleton file to implement LP solver interfaces
23namespace lemon {
24 
25  LpSolverBase &LpSkeleton::_newLp()
26  {
27    LpSolverBase *tmp=0;
28    return *tmp;
29  }
30 
31  LpSolverBase &LpSkeleton::_copyLp()
32  {
33    LpSolverBase *tmp=0;
34    return *tmp;
35  }
36
37  int LpSkeleton::_addCol()
38  {
39    return ++col_num;
40  }
41 
42  int LpSkeleton::_addRow()
43  {
44    return ++row_num;
45  }
46 
47  void LpSkeleton::_eraseCol(int ) {
48  }
49 
50  void LpSkeleton::_eraseRow(int) {
51  }
52
53  void LpSkeleton::_getColName(int, std::string &) {
54  }
55 
56 
57  void LpSkeleton::_setColName(int, const std::string &) {
58  }
59 
60 
61  void LpSkeleton::_setRowCoeffs(int, LpRowIterator, LpRowIterator) {
62  }
63 
64  void LpSkeleton::_setColCoeffs(int, LpColIterator, LpColIterator) {
65  }
66
67  void LpSkeleton::_setCoeff(int, int, Value )
68  {
69  }
70
71
72  void LpSkeleton::_setColLowerBound(int, Value)
73  {
74  }
75 
76  void LpSkeleton::_setColUpperBound(int, Value)
77  {
78  }
79 
80//   void LpSkeleton::_setRowLowerBound(int, Value)
81//   {
82//   }
83 
84//   void LpSkeleton::_setRowUpperBound(int, Value)
85//   {
86//   }
87
88  void LpSkeleton::_setRowBounds(int, Value, Value)
89  {
90  }
91 
92  void LpSkeleton::_setObjCoeff(int, Value)
93  {
94  }
95
96  void LpSkeleton::_setMax()
97  {
98  }
99
100  void LpSkeleton::_setMin()
101  {
102  }
103
104  void LpSkeleton::_clearObj()
105  {
106  }
107 
108  LpSkeleton::SolveExitStatus LpSkeleton::_solve()
109  {
110    return SOLVED;
111  }
112
113  LpSkeleton::Value LpSkeleton::_getPrimal(int)
114  {
115    return 0;
116  }
117 
118  LpSkeleton::Value LpSkeleton::_getDual(int)
119  {
120    return 0;
121  }
122 
123  LpSkeleton::Value LpSkeleton::_getPrimalValue()
124  {
125    return 0;
126  }
127 
128  LpSkeleton::SolutionStatus LpSkeleton::_getPrimalStatus()
129  {
130    return UNDEFINED;
131  }
132
133  LpSkeleton::SolutionStatus LpSkeleton::_getDualStatus()
134  {
135    return UNDEFINED;
136  }
137
138  LpSkeleton::ProblemTypes LpSkeleton::_getProblemType()
139  {
140    return UNKNOWN;
141  }
142
143  bool LpSkeleton::_isBasicCol(int)
144  {
145    return true;
146  }
147
148} //namespace lemon
149
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