CbmRichPMTMapping.h

Go to the documentation of this file.

/* Copyright (C) 2016 Justus-Liebig-Universitaet Giessen, Giessen
   SPDX-License-Identifier: GPL-3.0-only
   Authors: Jordan Bendarouach [committer] */
 
#ifndef CBMRICHPMTMAPPING_H
#define CBMRICHPMTMAPPING_H
 
 
#include "CbmHistManager.h"
#include "CbmRichPoint.h"
#include "CbmRichRecGeoPar.h"
#include "CbmRichRing.h"
#include "CbmRichRingFitterCOP.h"
#include "CbmRichRingFitterEllipseTau.h"
#include "CbmRichRingLight.h"
#include "FairTask.h"
#include "TString.h"
 
#include <map>
#include <vector>
 
using namespace std;
 
class TClonesArray;
class TH1D;
class TH2D;
 
 
class CbmRichPMTMapping : public FairTask {
 private:
  static const int kMAX_NOF_HITS = 100;  // Maximum number of hits in ring
 
 public:
  /*
         * Constructor.
         */
  CbmRichPMTMapping();
 
  /*
         * Destructor.
         */
  virtual ~CbmRichPMTMapping();
 
  virtual InitStatus Init();
 
  virtual void Exec(Option_t* option);
 
  virtual void Finish();
 
  /*
     * Histogram initialization.
     */
  void InitHist();
 
  /*
     * Fill the PMT plane with hits, ONLY for event with SEVERAL particles.
     */
  void MatchFinder();
 
  /*
     *
     */
  void FillPMTMap(const Char_t* mirr_path, CbmRichPoint* pPoint);
 
  /*
     *
     */
  void FillPMTMapEllipse(const Char_t* mirr_path, Float_t CenterX, Float_t CenterY);
 
  /*
     * From incoming track on the mirrors, do reflection of its trajectory and extrapolation of its intersection on the PMT plane.
     */
  void ProjectionProducer();
 
  void ProjectionProducer2();
 
  /*
     * Giving as inputs empty sphere center coordinates, empty radius and mirror ID, returns sphere center coordinates and inner radius calculated from
     * translation matrices of volumes containing the mirror.
     */
  void CalculateSphereParameters(const Char_t* mirrID, Double_t& sphereX, Double_t& sphereY, Double_t& sphereZ,
                                 Double_t& sphereR);
 
  void CalculateSphereParameters2(const Char_t* mirrID, Double_t& sphereX, Double_t& sphereY, Double_t& sphereZ,
                                  Double_t& sphereR);
 
  /*
     * Get pmt normal from 3 different points on the plane.
     */
  void GetPmtNormal(Int_t NofPMTPoints, Double_t& normalX, Double_t& normalY, Double_t& normalZ, Double_t& normalCste);
 
  void RotateAndCopyHitsToRingLight(const CbmRichRing* ring1, CbmRichRingLight* ring2);
 
  /*
     * Draw histograms.
     */
  void DrawHist();
 
  /*
     * Draw histograms from root file.
     */
  void DrawHistFromFile(TString fileName);
 
  /*
     * Set output directory for images.
     */
  void SetOutputDir(TString dir) { fOutputDir = dir; }
 
  /*
     * Set run title. It is also a part of the file name of image files.
     */
  void SetRunTitle(TString title) { fRunTitle = title; }
 
  /*
     * Set to TRUE if you want to draw histograms.
     */
  void SetDrawHist(Bool_t b) { fDrawHist = b; }
 
 
 private:
  TClonesArray* fRichHits;   // Array of RICH hits
  TClonesArray* fRichRings;  // Array of found RICH rings
  TClonesArray* fRichMirrorPoints;
  TClonesArray* fRichProjections;
  TClonesArray* fRichMCPoints;
  TClonesArray* fMCTracks;
  TClonesArray* fRichRingMatches;
  TClonesArray* fRichRefPlanePoints;
  TClonesArray* fRichPoints;
  TClonesArray* fGlobalTracks;
  CbmHistManager* fHM;
  CbmRichRecGeoPar fGP;
 
  UInt_t fEventNum;  // Event counter
  UInt_t fCounterMapping;
  UInt_t fMirrCounter;
  Bool_t fDrawHist;
  Bool_t fIsMirrorUpperHalf;
  Double_t fArray[3];
 
  std::map<string, string> fPathsMap;
  std::map<string, string> fPathsMapEllipse;
 
  TString fOutputDir;  // Output directory to store figures
  TString fRunTitle;   // Title of the run
 
  CbmRichRingFitterCOP* fCopFit;
  CbmRichRingFitterEllipseTau* fTauFit;
 
  CbmRichPMTMapping(const CbmRichPMTMapping&);
  CbmRichPMTMapping operator=(const CbmRichPMTMapping&);
 
  ClassDef(CbmRichPMTMapping, 1);
};
 
#endif