Analysis.hh

/* 
Beam Delivery Simulation (BDSIM) Copyright (C) Royal Holloway, 
University of London 2001 - 2022.
 
This file is part of BDSIM.
 
BDSIM is free software: you can redistribute it and/or modify 
it under the terms of the GNU General Public License as published 
by the Free Software Foundation version 3 of the License.
 
BDSIM is distributed in the hope that it will be useful, but 
WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.
 
You should have received a copy of the GNU General Public License
along with BDSIM.  If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef ANALYSIS_H
#define ANALYSIS_H
 
#include "TH1D.h"
#include "TH2D.h"
#include "TH3D.h"
#include "BDSBH4DBase.hh"
 
#include <map>
#include <string>
#include <vector>
 
class HistogramDef;
class HistogramMeanFromFile;
class PerEntryHistogram;
class TChain;
class TFile;
 
class Analysis
{
public:
  Analysis(const std::string& treeNameIn,
           TChain*     chainIn,
           const std::string& mergedHistogramNameIn,
           bool        perEntryAnalysis = true,
           bool        debugIn          = false);
  virtual ~Analysis();
 
  virtual void Execute();
 
  virtual void Process() = 0;
 
  virtual void UserProcess();
  
  virtual void SimpleHistograms();
 
  void PreparePerEntryHistograms();
 
  void AccumulatePerEntryHistograms(long int entryNumber);
 
  void TerminatePerEntryHistograms();
 
  virtual void Terminate();
 
  virtual void Write(TFile* outputFile);
 
protected:
  void FillHistogram(HistogramDef* definition,
                     std::vector<TH1*>* outputHistograms = nullptr);
 
  std::string treeName;
  TChain*     chain;
  std::string                 mergedHistogramName; 
  std::vector<TH1*>           simpleHistograms;
  std::vector<PerEntryHistogram*> perEntryHistograms;
  HistogramMeanFromFile*      histoSum; 
  bool                        debug;    
  long int                    entries;  
  bool                        perEntry; 
  
private:
  Analysis() = delete;
};
 
#endif