cbcintlinprog added

1 files changed, 71 insertions, 0 deletions

diff --git a/thirdparty/linux/include/coin/ClpDualRowDantzig.hpp b/thirdparty/linux/include/coin/ClpDualRowDantzig.hpp
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+++ b/thirdparty/linux/include/coin/ClpDualRowDantzig.hpp
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+/* $Id: ClpDualRowDantzig.hpp 1665 2011-01-04 17:55:54Z lou $ */
+// Copyright (C) 2002, International Business Machines
+// Corporation and others.  All Rights Reserved.
+// This code is licensed under the terms of the Eclipse Public License (EPL).
+
+#ifndef ClpDualRowDantzig_H
+#define ClpDualRowDantzig_H
+
+#include "ClpDualRowPivot.hpp"
+
+//#############################################################################
+
+/** Dual Row Pivot Dantzig Algorithm Class
+
+This is simplest choice - choose largest infeasibility
+
+*/
+
+class ClpDualRowDantzig : public ClpDualRowPivot {
+
+public:
+
+     ///@name Algorithmic methods
+     //@{
+
+     /// Returns pivot row, -1 if none
+     virtual int pivotRow();
+
+     /** Updates weights and returns pivot alpha.
+         Also does FT update */
+     virtual double updateWeights(CoinIndexedVector * input,
+                                  CoinIndexedVector * spare,
+                                  CoinIndexedVector * spare2,
+                                  CoinIndexedVector * updatedColumn);
+     /** Updates primal solution (and maybe list of candidates)
+         Uses input vector which it deletes
+         Computes change in objective function
+     */
+     virtual void updatePrimalSolution(CoinIndexedVector * input,
+                                       double theta,
+                                       double & changeInObjective);
+     //@}
+
+
+     ///@name Constructors and destructors
+     //@{
+     /// Default Constructor
+     ClpDualRowDantzig();
+
+     /// Copy constructor
+     ClpDualRowDantzig(const ClpDualRowDantzig &);
+
+     /// Assignment operator
+     ClpDualRowDantzig & operator=(const ClpDualRowDantzig& rhs);
+
+     /// Destructor
+     virtual ~ClpDualRowDantzig ();
+
+     /// Clone
+     virtual ClpDualRowPivot * clone(bool copyData = true) const;
+
+     //@}
+
+     //---------------------------------------------------------------------------
+
+private:
+     ///@name Private member data
+     //@}
+};
+
+#endif