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OsiSolverParameters.hpp
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1 // Copyright (C) 2000, International Business Machines
2 // Corporation and others. All Rights Reserved.
3 // This code is licensed under the terms of the Eclipse Public License (EPL).
4 
5 #ifndef OsiSolverParameters_H
6 #define OsiSolverParameters_H
7 
8 enum OsiIntParam {
15  OsiMaxNumIteration = 0,
22  OsiMaxNumIterationHotStart,
43  OsiNameDiscipline,
49  OsiLastIntParam
50 };
51 
52 enum OsiDblParam {
58  OsiDualObjectiveLimit = 0,
64  OsiPrimalObjectiveLimit,
70  OsiDualTolerance,
76  OsiPrimalTolerance,
78  OsiObjOffset,
84  OsiLastDblParam
85 };
86 
87 enum OsiStrParam {
92  OsiProbName = 0,
97  OsiSolverName,
103  OsiLastStrParam
104 };
105 
106 enum OsiHintParam {
108  OsiDoPresolveInInitial = 0,
111  OsiDoDualInInitial,
113  OsiDoPresolveInResolve,
116  OsiDoDualInResolve,
118  OsiDoScale,
120  OsiDoCrash,
122  OsiDoReducePrint,
124  OsiDoInBranchAndCut,
127  OsiLastHintParam
128 };
129 
130 enum OsiHintStrength {
132  OsiHintIgnore = 0,
134  OsiHintTry,
136  OsiHintDo,
138  OsiForceDo
139 };
140 
141 #endif
142 
143 /* vi: softtabstop=2 shiftwidth=2 expandtab tabstop=2
144 */
OsiLastHintParam
Just a marker, so that OsiSolverInterface can allocate a static sized array to store parameters...
Definition: OsiSolverParameters.hpp:127
OsiDoPresolveInInitial
Whether to do a presolve in initialSolve.
Definition: OsiSolverParameters.hpp:108
OsiDualTolerance
Dual feasibility tolerance.
Definition: OsiSolverParameters.hpp:70
OsiMaxNumIteration
Iteration limit for initial solve and resolve.
Definition: OsiSolverParameters.hpp:15
OsiMaxNumIterationHotStart
Iteration limit for hot start.
Definition: OsiSolverParameters.hpp:22
OsiDoDualInResolve
Whether to use a dual algorithm in resolve.
Definition: OsiSolverParameters.hpp:116
OsiProbName
The name of the loaded problem.
Definition: OsiSolverParameters.hpp:92
OsiSolverName
The name of the solver.
Definition: OsiSolverParameters.hpp:97
OsiObjOffset
The value of any constant term in the objective function.
Definition: OsiSolverParameters.hpp:78
OsiDualObjectiveLimit
Dual objective limit.
Definition: OsiSolverParameters.hpp:58
OsiPrimalObjectiveLimit
Primal objective limit.
Definition: OsiSolverParameters.hpp:64
OsiDoDualInInitial
Whether to use a dual algorithm in initialSolve.
Definition: OsiSolverParameters.hpp:111
OsiDoReducePrint
Whether to reduce amount of printout, e.g., for branch and cut.
Definition: OsiSolverParameters.hpp:122
OsiNameDiscipline
Handling of row and column names.
Definition: OsiSolverParameters.hpp:43
OsiDoCrash
Whether to create a non-slack basis (only in initialSolve)
Definition: OsiSolverParameters.hpp:120
OsiForceDo
And this means throw an exception if not possible.
Definition: OsiSolverParameters.hpp:138
OsiPrimalTolerance
Primal feasibility tolerance.
Definition: OsiSolverParameters.hpp:76
OsiHintDo
This means do hint if at all possible.
Definition: OsiSolverParameters.hpp:136
OsiDoScale
Whether to scale problem.
Definition: OsiSolverParameters.hpp:118
OsiHintTry
This means it is only a hint.
Definition: OsiSolverParameters.hpp:134
OsiHintIgnore
Ignore hint (default)
Definition: OsiSolverParameters.hpp:132
OsiDoPresolveInResolve
Whether to do a presolve in resolve.
Definition: OsiSolverParameters.hpp:113
OsiDoInBranchAndCut
Whether we are in branch and cut - so can modify behavior.
Definition: OsiSolverParameters.hpp:124
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