CbmTrd.h

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/* Copyright (C) 2004-2019 GSI Helmholtzzentrum fuer Schwerionenforschung, Darmstadt
   SPDX-License-Identifier: GPL-3.0-only
   Authors: Volker Friese, Andrey Lebedev, Denis Bertini [committer], Florian Uhlig */
 
#ifndef CBMTRD_H_
#define CBMTRD_H_
 
#include "FairDetector.h"
 
#include "TLorentzVector.h"
#include "TVector3.h"
 
#include <string>
 
class CbmTrdPoint;
class CbmTrdGeoHandler;
class FairVolume;
class TClonesArray;
class TGeoCombiTrans;
 
class CbmTrd : public FairDetector {
public:
  CbmTrd();
 
  CbmTrd(const char* name, Bool_t active);
 
  CbmTrd(const CbmTrd&) = delete;
  CbmTrd operator=(const CbmTrd&) = delete;
 
  virtual ~CbmTrd();
 
  virtual Bool_t ProcessHits(FairVolume* vol = NULL);
 
  virtual void EndOfEvent();
 
  virtual void Register();
 
  virtual TClonesArray* GetCollection(Int_t iColl) const;
 
  virtual void Print(Option_t* = "") const;
 
  virtual void Reset();
 
  virtual void CopyClones(TClonesArray* cl1, TClonesArray* cl2, Int_t offset);
 
  virtual void ConstructGeometry();
 
  Bool_t CheckIfSensitive(std::string name);
  virtual Bool_t IsSensitive(const std::string& name);
 
  void UseGlobalPhysicsProcesses(Bool_t use) { fUseGlobalPhysicsProcesses = use; }
 
  void SetTransformationMatrix(TGeoMatrix* mat) { fCombiTrans = mat; }
 
private:
  TLorentzVector fPosIn;   
  TLorentzVector fMomIn;   
  TLorentzVector fPosOut;  
  TLorentzVector fMomOut;  
  Double32_t fTime;        
  Double32_t fLength;      
  Double32_t fELoss;       
  Int_t fPosIndex;         
 
  TClonesArray* fTrdPoints;       
  CbmTrdGeoHandler* fGeoHandler;  
 
  Bool_t fUseGlobalPhysicsProcesses;  
 
  TGeoMatrix* fCombiTrans;  
 
  void ResetParameters();
  virtual void Initialize();
  virtual void SetSpecialPhysicsCuts();
 
  virtual void ConstructRootGeometry(TGeoMatrix* shift = NULL);
 
 
  ClassDef(CbmTrd, 10);
};
 
 
inline void CbmTrd::ResetParameters()
{
  fPosIn.SetXYZM(0.0, 0.0, 0.0, 0.0);
  fMomIn.SetXYZM(0.0, 0.0, 0.0, 0.0);
  fPosOut.SetXYZM(0.0, 0.0, 0.0, 0.0);
  fMomOut.SetXYZM(0.0, 0.0, 0.0, 0.0);
  fTime = fLength = fELoss = 0;
  fPosIndex                = 0;
}
 
#endif