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authorHarpreet2016-09-03 00:34:27 +0530
committerHarpreet2016-09-03 00:34:27 +0530
commit4b64cf486f5c999fd8167758cae27839f3b50848 (patch)
treed9d06639fb7fa61aef59be0363655e4747105ec7 /newstructure/thirdparty/linux/include/coin/BonCbcNode.hpp
parentd19794fb80a271a4c885ed90f97cfc12baa012f2 (diff)
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Structure updated and intqpipopt files added
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+// (C) Copyright International Business Machines Corporation and Carnegie Mellon University 2006
+// All Rights Reserved.
+// This code is published under the Eclipse Public License.
+//
+// Authors :
+// John J. Forrest, International Business Machines Corporation
+// Pierre Bonami, Carnegie Mellon University,
+//
+// Date : 03/15/2006
+
+#ifndef BonminCbcNode_H
+#define BonminCbcNode_H
+
+#include "CbcNode.hpp"
+#include "BonRegisteredOptions.hpp"
+
+
+namespace Bonmin
+{
+ /** \brief Holds information for recreating a subproblem by incremental change
+ from the parent for Bonmin
+
+ A BonminBonminCbcPartialNodeInfo object contains changes to the bounds and basis, and
+ additional cuts, required to recreate a subproblem by modifying and
+ augmenting the parent subproblem.
+ */
+
+ class BonCbcFullNodeInfo : public CbcFullNodeInfo
+ {
+
+ public:
+ friend class BonCbcPartialNodeInfo;
+ // Default Constructor
+ BonCbcFullNodeInfo ();
+
+ // Constructor from current state
+ BonCbcFullNodeInfo (CbcModel * model, int numberRowsAtContinuous);
+
+ // Copy constructor
+ BonCbcFullNodeInfo ( const BonCbcFullNodeInfo &);
+
+ // Destructor
+ ~BonCbcFullNodeInfo ();
+
+ /// Clone
+ virtual CbcNodeInfo * clone() const;
+
+ /**Method called when all direct sons have been explored to flush
+ useless warm start information.*/
+ virtual void allBranchesGone();
+
+ /** Number of consecutive infeasible parents only recorded if node is infeasible*/
+ inline int getSequenceOfInfeasiblesSize()
+ {
+ return sequenceOfInfeasiblesSize_;
+ }
+ /** Number of consecutive unsolved parents only recorded if node is infeasible*/
+ inline int getSequenceOfUnsolvedSize()
+ {
+ return sequenceOfUnsolvedSize_;
+ }
+ /** Register all the options for class instance.*/
+ static void registerOptions(Ipopt::SmartPtr<Bonmin::RegisteredOptions> roptions);
+
+ private:
+ /* Data values */
+ /** Number of consecutive infeasible parents only recorded if node is infeasible*/
+ int sequenceOfInfeasiblesSize_;
+ /** Number of consecutive unsolved parents only recorded if node is infeasible*/
+ int sequenceOfUnsolvedSize_;
+ private:
+
+ /// Illegal Assignment operator
+ BonCbcFullNodeInfo & operator=(const BonCbcFullNodeInfo& rhs);
+ };
+
+ /** \brief Holds information for recreating a subproblem by incremental change
+ from the parent for
+
+ A BonminCbcPartialNodeInfo object contains changes to the bounds and basis, and
+ additional cuts, required to recreate a subproblem by modifying and
+ augmenting the parent subproblem.
+ */
+
+ class BonCbcPartialNodeInfo : public CbcPartialNodeInfo
+ {
+
+ public:
+ // Default Constructor
+ BonCbcPartialNodeInfo ();
+
+ // Constructor from current state
+ BonCbcPartialNodeInfo (CbcModel * model, CbcNodeInfo * parent, CbcNode * owner,
+ int numberChangedBounds,const int * variables,
+ const double * boundChanges,
+ const CoinWarmStartDiff *basisDiff) ;
+
+ // Copy constructor
+ BonCbcPartialNodeInfo ( const BonCbcPartialNodeInfo &);
+
+ // Destructor
+ ~BonCbcPartialNodeInfo ();
+
+ /// Clone
+ virtual CbcNodeInfo * clone() const;
+
+ /**Method called when all direct sons have been explored to flush
+ useless warm start information.*/
+ virtual void allBranchesGone();
+
+ /** Number of consecutive infeasible parents only recorded if node is infeasible*/
+ inline int getSequenceOfInfeasiblesSize()
+ {
+ return sequenceOfInfeasiblesSize_;
+ }
+ /** Number of consecutive unsolved parents only recorded if node is infeasible*/
+ inline int getSequenceOfUnsolvedSize()
+ {
+ return sequenceOfUnsolvedSize_;
+ }
+ private:
+ /* Data values */
+ /** Number of consecutive infeasible parents only recorded if node is infeasible*/
+ int sequenceOfInfeasiblesSize_;
+ /** Number of consecutive unsolved parents only recorded if node is infeasible*/
+ int sequenceOfUnsolvedSize_;
+ private:
+
+ /// Illegal Assignment operator
+ BonCbcPartialNodeInfo & operator=(const Bonmin::BonCbcPartialNodeInfo& rhs);
+ };
+}
+#endif