# CbcCompareDepth.hpp

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    00001 // $Id$
    00002 // Copyright (C) 2002, International Business Machines
    00003 // Corporation and others.  All Rights Reserved.
    00004 // This code is licensed under the terms of the Eclipse Public License (EPL).
    00005
    00006 //Edwin 11/24/09 carved out of CbcCompareActual
    00007
    00008 #ifndef CbcCompareDepth_H
    00009 #define CbcCompareDepth_H
    00010
    00011
    00012 //#############################################################################
    00013 /*  These are alternative strategies for node traversal.
    00014     They can take data etc for fine tuning
    00015
    00016     At present the node list is stored as a heap and the "test"
    00017     comparison function returns true if node y is better than node x.
    00018
    00019 */
    00020 #include "CbcNode.hpp"
    00021 #include "CbcCompareBase.hpp"
    00022 #include "CbcCompare.hpp"
    00023 class CbcModel;
    00024 // This is default before first solution
    00025 class CbcCompareDepth : public CbcCompareBase {
    00026 public:
    00027     // Default Constructor
    00028     CbcCompareDepth () ;
    00029
    00030     ~CbcCompareDepth();
    00031     // Copy constructor
    00032     CbcCompareDepth ( const CbcCompareDepth &rhs);
    00033
    00034     // Assignment operator
    00035     CbcCompareDepth & operator=( const CbcCompareDepth& rhs);
    00036
    00038     virtual CbcCompareBase * clone() const;
    00040     virtual void generateCpp( FILE * fp);
    00041
    00042     // This returns true if the depth of node y is greater than depth of node x
    00043     virtual bool test (CbcNode * x, CbcNode * y);
    00044 };
    00045
    00046 #endif
    00047

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