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authorHarpreet2016-09-03 00:34:27 +0530
committerHarpreet2016-09-03 00:34:27 +0530
commit4b64cf486f5c999fd8167758cae27839f3b50848 (patch)
treed9d06639fb7fa61aef59be0363655e4747105ec7 /build/Bonmin/include/coin/ClpConstraintLinear.hpp
parentd19794fb80a271a4c885ed90f97cfc12baa012f2 (diff)
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Structure updated and intqpipopt files added
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diff --git a/build/Bonmin/include/coin/ClpConstraintLinear.hpp b/build/Bonmin/include/coin/ClpConstraintLinear.hpp
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-/* $Id: ClpConstraintLinear.hpp 1665 2011-01-04 17:55:54Z lou $ */
-// Copyright (C) 2007, International Business Machines
-// Corporation and others. All Rights Reserved.
-// This code is licensed under the terms of the Eclipse Public License (EPL).
-
-#ifndef ClpConstraintLinear_H
-#define ClpConstraintLinear_H
-
-#include "ClpConstraint.hpp"
-
-//#############################################################################
-
-/** Linear Constraint Class
-
-*/
-
-class ClpConstraintLinear : public ClpConstraint {
-
-public:
-
- ///@name Stuff
- //@{
-
-
- /** Fills gradient. If Linear then solution may be NULL,
- also returns true value of function and offset so we can use x not deltaX in constraint
- If refresh is false then uses last solution
- Uses model for scaling
- Returns non-zero if gradient udefined at current solution
- */
- virtual int gradient(const ClpSimplex * model,
- const double * solution,
- double * gradient,
- double & functionValue ,
- double & offset,
- bool useScaling = false,
- bool refresh = true) const ;
- /// Resize constraint
- virtual void resize(int newNumberColumns) ;
- /// Delete columns in constraint
- virtual void deleteSome(int numberToDelete, const int * which) ;
- /// Scale constraint
- virtual void reallyScale(const double * columnScale) ;
- /** Given a zeroed array sets nonlinear columns to 1.
- Returns number of nonlinear columns
- */
- virtual int markNonlinear(char * which) const ;
- /** Given a zeroed array sets possible nonzero coefficients to 1.
- Returns number of nonzeros
- */
- virtual int markNonzero(char * which) const;
- //@}
-
-
- ///@name Constructors and destructors
- //@{
- /// Default Constructor
- ClpConstraintLinear();
-
- /// Constructor from constraint
- ClpConstraintLinear(int row, int numberCoefficients, int numberColumns,
- const int * column, const double * element);
-
- /** Copy constructor .
- */
- ClpConstraintLinear(const ClpConstraintLinear & rhs);
-
- /// Assignment operator
- ClpConstraintLinear & operator=(const ClpConstraintLinear& rhs);
-
- /// Destructor
- virtual ~ClpConstraintLinear ();
-
- /// Clone
- virtual ClpConstraint * clone() const;
- //@}
- ///@name Gets and sets
- //@{
- /// Number of coefficients
- virtual int numberCoefficients() const;
- /// Number of columns in linear constraint
- inline int numberColumns() const {
- return numberColumns_;
- }
- /// Columns
- inline const int * column() const {
- return column_;
- }
- /// Coefficients
- inline const double * coefficient() const {
- return coefficient_;
- }
- //@}
-
- //---------------------------------------------------------------------------
-
-private:
- ///@name Private member data
- /// Column
- int * column_;
- /// Coefficients
- double * coefficient_;
- /// Useful to have number of columns about
- int numberColumns_;
- /// Number of coefficients
- int numberCoefficients_;
- //@}
-};
-
-#endif