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Diffstat (limited to 'newstructure/thirdparty/linux/include/coin/BonLinearCutsGenerator.hpp')
-rw-r--r-- | newstructure/thirdparty/linux/include/coin/BonLinearCutsGenerator.hpp | 75 |
1 files changed, 75 insertions, 0 deletions
diff --git a/newstructure/thirdparty/linux/include/coin/BonLinearCutsGenerator.hpp b/newstructure/thirdparty/linux/include/coin/BonLinearCutsGenerator.hpp new file mode 100644 index 0000000..4c80719 --- /dev/null +++ b/newstructure/thirdparty/linux/include/coin/BonLinearCutsGenerator.hpp @@ -0,0 +1,75 @@ +// (C) Copyright International Business Machines Corporation 2007 +// All Rights Reserved. +// This code is published under the Eclipse Public License. +// +// Authors : +// Pierre Bonami, International Business Machines Corporation +// +// Date : 10/06/2007 + +#ifndef BonLinearCutsGenerator_H +#define BonLinearCutsGenerator_H + +#include "CglCutGenerator.hpp" +#include "CoinSmartPtr.hpp" +#include "BonOuterApprox.hpp" +#include "BonBonminSetup.hpp" +#include <list> + +namespace Bonmin { +class LinearCutsGenerator : public CglCutGenerator { + public: + /** Type for cut generation method with its frequency and string identification. */ + struct CuttingMethod : public Coin::ReferencedObject + { + int frequency; + std::string id; + CglCutGenerator * cgl; + bool atSolution; + bool normal; + CuttingMethod(): + atSolution(false), + normal(true) + {} + + CuttingMethod(const CuttingMethod & other): + frequency(other.frequency), + id(other.id), + cgl(other.cgl), + atSolution(other.atSolution), + normal(other.normal) + {} + }; + LinearCutsGenerator(): + CglCutGenerator(), + methods_(){ + } + + + LinearCutsGenerator(const LinearCutsGenerator & other): + CglCutGenerator(other), + methods_(other.methods_){ + } + + CglCutGenerator * clone() const { + return new LinearCutsGenerator(*this); + } + + virtual ~LinearCutsGenerator(){ + } + + bool needsOptimalBasis() { return false;} + + void initialize(BabSetupBase& s); + + void generateCuts(const OsiSolverInterface &solver, OsiCuts &cs, + const CglTreeInfo info = CglTreeInfo()); + + private: + std::list<Coin::SmartPtr<CuttingMethod> > methods_; +}; + +}/* Ends Bonmin namespace.*/ + +#endif + |