source: branches/sandbox/Cbc/src/CbcHeuristicDiveVectorLength.hpp @ 1389

Last change on this file since 1389 was 1286, checked in by EdwinStraver, 10 years ago

Changed formatting using AStyle -A4 -p

File size: 1.6 KB
Line 
1/* $Id: CbcHeuristicDiveVectorLength.hpp 1173 2009-06-04 09:44:10Z forrest $ */
2// Copyright (C) 2008, International Business Machines
3// Corporation and others.  All Rights Reserved.
4#ifndef CbcHeuristicDiveVectorLength_H
5#define CbcHeuristicDiveVectorLength_H
6
7#include "CbcHeuristicDive.hpp"
8
9/** DiveVectorLength class
10 */
11
12class CbcHeuristicDiveVectorLength : public CbcHeuristicDive {
13public:
14
15    // Default Constructor
16    CbcHeuristicDiveVectorLength ();
17
18    // Constructor with model - assumed before cuts
19    CbcHeuristicDiveVectorLength (CbcModel & model);
20
21    // Copy constructor
22    CbcHeuristicDiveVectorLength ( const CbcHeuristicDiveVectorLength &);
23
24    // Destructor
25    ~CbcHeuristicDiveVectorLength ();
26
27    /// Clone
28    virtual CbcHeuristicDiveVectorLength * clone() const;
29
30    /// Assignment operator
31    CbcHeuristicDiveVectorLength & operator=(const CbcHeuristicDiveVectorLength& rhs);
32
33    /// Create C++ lines to get to current state
34    virtual void generateCpp( FILE * fp) ;
35
36    /// Selects the next variable to branch on
37    /** Returns true if all the fractional variables can be trivially
38        rounded. Returns false, if there is at least one fractional variable
39        that is not trivially roundable. In this case, the bestColumn
40        returned will not be trivially roundable.
41    */
42    virtual bool selectVariableToBranch(OsiSolverInterface* solver,
43                                        const double* newSolution,
44                                        int& bestColumn,
45                                        int& bestRound);
46
47};
48
49#endif
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