/build/buildd/coinor-cbc-2.5.0/debian/tmp/usr/include/coin/CbcCompareDepth.hpp
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00001 //Edwin 11/24/09 carved out of CbcCompareActual
00002 #ifndef CbcCompareDepth_H
00003 #define CbcCompareDepth_H
00004 
00005 
00006 //#############################################################################
00007 /*  These are alternative strategies for node traversal.
00008     They can take data etc for fine tuning
00009 
00010     At present the node list is stored as a heap and the "test"
00011     comparison function returns true if node y is better than node x.
00012 
00013 */
00014 #include "CbcNode.hpp"
00015 #include "CbcCompareBase.hpp"
00016 #include "CbcCompare.hpp"
00017 class CbcModel;
00018 // This is default before first solution
00019 class CbcCompareDepth : public CbcCompareBase {
00020 public:
00021     // Default Constructor
00022     CbcCompareDepth () ;
00023 
00024     ~CbcCompareDepth();
00025     // Copy constructor
00026     CbcCompareDepth ( const CbcCompareDepth &rhs);
00027 
00028     // Assignment operator
00029     CbcCompareDepth & operator=( const CbcCompareDepth& rhs);
00030 
00032     virtual CbcCompareBase * clone() const;
00034     virtual void generateCpp( FILE * fp);
00035 
00036     // This returns true if the depth of node y is greater than depth of node x
00037     virtual bool test (CbcNode * x, CbcNode * y);
00038 };
00039 
00040 #endif
00041