TFCS1DFunctionHistogram.h

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/*
  Copyright (C) 2002-2022 CERN for the benefit of the ATLAS collaboration
*/
 
#ifndef ISF_FASTCALOSIMEVENT_TFCS1DFunctionHistogram_h
#define ISF_FASTCALOSIMEVENT_TFCS1DFunctionHistogram_h
 
#include "ISF_FastCaloSimEvent/TFCS1DFunction.h"
#include "TH1.h"
#include <vector>
 
class TFCS1DFunctionHistogram : public TFCS1DFunction {
 
public:
  TFCS1DFunctionHistogram(){};
  TFCS1DFunctionHistogram(TH1 *hist, double);
 
  void Initialize(TH1 *hist, double);
 
  using TFCS1DFunction::rnd_to_fct;
  virtual double rnd_to_fct(double rnd) const;
  TH1 *vector_to_histo();
  double get_inverse(double rnd) const;
  static double linear(double y1, double y2, double x1, double x2, double x);
  static double non_linear(double y1, double y2, double x1, double x2,
                           double x);
 
  static double get_maxdev(TH1 *, TH1D *);
  void smart_rebin_loop(TH1 *hist, double);
  static double get_change(TH1 *);
  static TH1D *smart_rebin(TH1D *);
  static double *histo_to_array(TH1 *);
  static double sample_from_histo(TH1 *hist, double);
  double sample_from_histovalues(double);
 
  std::vector<float> get_HistoBorders() { return m_HistoBorders; };
  std::vector<float> get_HistoContents() { return m_HistoContents; };
 
protected:
  std::vector<float> m_HistoBorders;
  std::vector<float> m_HistoContents;
 
  ClassDef(TFCS1DFunctionHistogram, 1) // TFCS1DFunctionHistogram
};
 
#endif