Tools.h

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//
//
// TOOLS declarations
//
//
 
#ifndef Tools_H
#define Tools_H
 
#include "TH1F.h"
#include "TH2F.h"
#include "TArrayF.h"
#include "TObjArray.h"
#include "TCanvas.h"
#include "TFile.h"
class TStyle;
 
#include <iostream>
#include <string>
#include <sstream>
 
namespace RecoBTag {
  double HistoBinWidth(const TH1F* theHisto, const int& iBin);
 
  double IntegrateHistogram(const TH1F* theHisto);
 
  void HistoToNormalizedArrays(const TH1F* theHisto,
                               TArrayF& theNormalizedArray,
                               TArrayF& theLeftOfBinArray,
                               TArrayF& theBinWidthArray);
 
  double IntegrateArray(const TArrayF& theArray, const TArrayF& theBinWidth);
 
  void PrintHistos(const std::string& psFile, const std::string& epsFile, const std::string& gifFile);
 
  void PrintCanvasHistos(TCanvas* canvas,
                         const std::string& psFile,
                         const std::string& epsFile,
                         const std::string& gifFile);
 
  TObjArray getHistArray(TFile* histoFile, const std::string& baseName);
 
  std::string flavour(const int& flav);
 
  bool flavourIsD(const int& flav);
  bool flavourIsU(const int& flav);
  bool flavourIsS(const int& flav);
  bool flavourIsC(const int& flav);
  bool flavourIsB(const int& flav);
  bool flavourIsG(const int& flav);
  bool flavourIsDUS(const int& flav);
  bool flavourIsDUSG(const int& flav);
  bool flavourIsNI(const int& flav);
 
  int checkCreateDirectory(const std::string&);
 
  int findBinClosestYValue(const TH1F*, const float& yVal, const float& yLow, const float& yHigh);
 
  std::vector<int> findBinClosestYValueAtFixedZ(const TH2F*,
                                                const float& yVal,
                                                const float& yLow,
                                                const float& yHigh,
                                                const TH2F*,
                                                const std::vector<double>& zVal);
 
  TStyle* setTDRStyle();
 
  void tdrGrid(const bool& gridOn);
 
  void fixOverlay();
 
  std::string itos(const int& i);  // convert int to string
 
}  // namespace RecoBTag
#endif