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coinor-cgl
coinor-cgl-0.55.0
Cgl
src
CglCutGenerator.hpp
Go to the documentation of this file.
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// Copyright (C) 2000, International Business Machines
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// Corporation and others. All Rights Reserved.
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#ifndef CglCutGenerator_H
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#define CglCutGenerator_H
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#include "OsiCuts.hpp"
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#include "OsiSolverInterface.hpp"
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#include "
CglTreeInfo.hpp
"
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//-------------------------------------------------------------------
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//
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// Abstract base class for generating cuts.
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//
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//-------------------------------------------------------------------
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class
CglCutGenerator
{
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public
:
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virtual
void
generateCuts
(
const
OsiSolverInterface & si, OsiCuts & cs,
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const
CglTreeInfo
info =
CglTreeInfo
())
const
=0;
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CglCutGenerator
();
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CglCutGenerator
(
const
CglCutGenerator
&);
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virtual
CglCutGenerator
*
clone
()
const
= 0;
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CglCutGenerator
&
operator=
(
const
CglCutGenerator
& rhs);
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virtual
~CglCutGenerator
();
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virtual
std::string
generateCpp
( FILE * ) {
return
""
;}
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virtual
void
refreshSolver
(OsiSolverInterface * ) {}
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inline
int
getAggressiveness
()
const
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{
return
aggressive_
;}
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inline
void
setAggressiveness
(
int
value)
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{
aggressive_
=value;}
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virtual
bool
mayGenerateRowCutsInTree
()
const
;
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virtual
bool
needsOptimalBasis
()
const
;
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virtual
int
maximumLengthOfCutInTree
()
const
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{
return
COIN_INT_MAX;}
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// test this class
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//static void unitTest();
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// private:
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int
aggressive_
;
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};
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#endif
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