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+// Copyright (C) 2010, International Business Machines Corporation and others.
+// All Rights Reserved.
+// This code is published under the Eclipse Public License.
+//
+// Authors :
+// Pierre Bonami CNRS
+//
+// Date : May, 26 2010
+
+#ifndef BonMilpRounding_HPP
+#define BonMilpRounding_HPP
+#include "BonOsiTMINLPInterface.hpp"
+#include "BonBonminSetup.hpp"
+#include "CbcHeuristic.hpp"
+#include "CbcStrategy.hpp"
+#include "OsiCuts.hpp"
+
+namespace Bonmin
+{
+ class SubMipSolver;
+ class MilpRounding : public CbcHeuristic
+ {
+ public:
+
+ /// Constructor with setup
+ MilpRounding(BonminSetup * setup);
+
+ /// Copy constructor
+ MilpRounding(const MilpRounding &copy);
+
+ /// Destructor
+ ~MilpRounding();
+
+ /// Assignment operator
+ MilpRounding & operator=(const MilpRounding & rhs);
+
+ /// Clone
+ virtual CbcHeuristic * clone() const{
+ return new MilpRounding(*this);
+ }
+
+ /// Initialize method
+ void Initialize(BonminSetup * setup);
+
+ /// Resets stuff if model changes
+ virtual void resetModel(CbcModel * model){
+ setModel(model);
+ }
+
+ /** Change setup used for heuristic.*/
+ virtual void setSetup(BonminSetup * setup){
+ setup_ = setup;
+ // Initialize(setup_->options());
+ }
+
+ /// Performs heuristic
+ virtual int solution(double &solutionValue, double *betterSolution);
+
+
+ static void registerOptions(Ipopt::SmartPtr<Bonmin::RegisteredOptions> roptions);
+ protected:
+ /** Setup to use for local searches (will make copies).*/
+ BonminSetup * setup_;
+
+ private:
+ /// How often to do (code can change)
+ int howOften_;
+ /// A subsolver for MIP
+ SubMipSolver * mip_;
+
+ OsiCuts noGoods;
+ };
+}
+#endif