SparseData.h

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// @(#)root/mathcore:$Id: SparseData.h 35349 2010-09-17 09:25:00Z moneta $
// Author: David Gonzalez Maline Wed Aug 28 15:23:43 2009

/**********************************************************************
 *                                                                    *
 * Copyright (c) 2006  LCG ROOT Math Team, CERN/PH-SFT                *
 *                                                                    *
 *                                                                    *
 **********************************************************************/

// Header file for class SparseData

#ifndef ROOT_Fit_SparseData
#define ROOT_Fit_SparseData

#include <vector>

#ifndef ROOT_Fit_DataVector
#include "Fit/DataVector.h"
#include "Fit/BinData.h"
#endif


namespace ROOT { 

   namespace Fit { 

      // This is a proxy to a list<Box>
      class ProxyListBox;

      class SparseData : public FitData  { 
      public:
         //Constructor with a vector
         SparseData(std::vector<double>& min, std::vector<double>& max);
         
         //Constructor with a dimension and two arrays
         SparseData(const unsigned int dim, double min[], double max[]);

         //Destructor
         ~SparseData();

         //Returns the number of points stored
         unsigned int NPoints() const;
         //Returns the dimension of the object (bins)
         unsigned int NDim() const;

         // Adds a new bin specified by the vectors
         void Add(std::vector<double>& min, std::vector<double>& max, 
                  const double content, const double error = 1.0);
         
         void GetPoint(const unsigned int i, 
                       std::vector<double>& min, std::vector<double>&max,
                       double& content, double& error);

         // Debug method to print the list of bins stored
         void PrintList() const;

         // Transforms the data into a ROOT::Fit::BinData structure
         void GetBinData(BinData&) const;
         // Same as before, but with integral format
         void GetBinDataIntegral(BinData&) const;
         // Same as before, but including zero content bins
         void GetBinDataNoZeros(BinData&) const;
         
      private : 
         ProxyListBox *fList;
      };
      
   } // end namespace Fit
   
} // end namespace ROOT



#endif /* ROOT_Fit_SparseData */

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