EdbCombGen.h

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#ifndef ROOT_EdbCombGen
#define ROOT_EdbCombGen
 
#include <vector>
#include <iostream>
#include <algorithm>
#include <bitset>
 
using namespace std;
 
#include "TObject.h"
#include "TObjArray.h"
 
//______________________________________________________________________________
class EdbCombGen : public TObject {
 
 private:
  TObjArray    eElements;           // objects to be combinated
  vector<bool> eBits;               // bits array
  Int_t        eSize;               // total number of items
  Int_t        eItems;              // number of items to be selected
  Bool_t       eNext;
 
 public:
  EdbCombGen() {}
  EdbCombGen( TObjArray &elements, // Original items
              int nitems=-1);// :    // Number of items to choose
              //eElements(elements), eNext(true);
  ~EdbCombGen() {}
 
   bool NextCombination(TObjArray &selected, TObjArray &regected);
 
  ClassDef(EdbCombGen,1)  // objects combinations generator
};
 
#endif /* ROOT_EdbCombGen */