source: trunk/Cbc/src/CbcCompareDepth.hpp

Last change on this file was 2465, checked in by unxusr, 6 months ago

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1// $Id: CbcCompareDepth.hpp 2465 2019-01-03 19:26:52Z tkr $
2// Copyright (C) 2002, International Business Machines
3// Corporation and others.  All Rights Reserved.
4// This code is licensed under the terms of the Eclipse Public License (EPL).
5
6//Edwin 11/24/09 carved out of CbcCompareActual
7
8#ifndef CbcCompareDepth_H
9#define CbcCompareDepth_H
10
11//#############################################################################
12/*  These are alternative strategies for node traversal.
13    They can take data etc for fine tuning
14
15    At present the node list is stored as a heap and the "test"
16    comparison function returns true if node y is better than node x.
17
18*/
19#include "CbcNode.hpp"
20#include "CbcCompareBase.hpp"
21#include "CbcCompare.hpp"
22class CbcModel;
23// This is default before first solution
24class CbcCompareDepth : public CbcCompareBase {
25public:
26  // Default Constructor
27  CbcCompareDepth();
28
29  ~CbcCompareDepth();
30  // Copy constructor
31  CbcCompareDepth(const CbcCompareDepth &rhs);
32
33  // Assignment operator
34  CbcCompareDepth &operator=(const CbcCompareDepth &rhs);
35
36  /// Clone
37  virtual CbcCompareBase *clone() const;
38  /// Create C++ lines to get to current state
39  virtual void generateCpp(FILE *fp);
40
41  // This returns true if the depth of node y is greater than depth of node x
42  virtual bool test(CbcNode *x, CbcNode *y);
43};
44
45#endif
46
47/* vi: softtabstop=2 shiftwidth=2 expandtab tabstop=2
48*/
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