Cbc  2.9.9
 All Classes Namespaces Files Functions Variables Typedefs Enumerations Enumerator Friends Macros Groups Pages
CbcCompareObjective.hpp
Go to the documentation of this file.
1 // $Id: CbcCompareObjective.hpp 1899 2013-04-09 18:12:08Z stefan $
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 11/25/09 carved out of CbcCompareActual
7 
8 #ifndef CbcCompareObjective_H
9 #define CbcCompareObjective_H
10 
11 
12 //#############################################################################
13 /* These are alternative strategies for node traversal.
14  They can take data etc for fine tuning
15 
16  At present the node list is stored as a heap and the "test"
17  comparison function returns true if node y is better than node x.
18 
19 */
20 #include "CbcNode.hpp"
21 #include "CbcCompareBase.hpp"
22 #include "CbcCompare.hpp"
23 
24 class CbcModel;
25 
27 public:
28  // Default Constructor
30 
31  virtual ~CbcCompareObjective();
32  // Copy constructor
34 
35  // Assignment operator
37 
39  virtual CbcCompareBase * clone() const;
41  virtual void generateCpp( FILE * fp);
42 
43  /* This returns true if objective value of node y is less than
44  objective value of node x */
45  virtual bool test (CbcNode * x, CbcNode * y);
46 };
47 
48 #endif //CbcCompareObjective_H
49 
CbcCompareObjective & operator=(const CbcCompareObjective &rhs)
virtual void generateCpp(FILE *fp)
Create C++ lines to get to current state.
virtual ~CbcCompareObjective()
Information required while the node is live.
Definition: CbcNode.hpp:49
virtual CbcCompareBase * clone() const
Clone.
virtual bool test(CbcNode *x, CbcNode *y)
This is test function.
Simple Branch and bound class.
Definition: CbcModel.hpp:101