CbmFsdGeoHandler.h

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/* Copyright (C) 2023 Physikalisches Institut, Eberhard Karls Universitaet Tuebingen, Tuebingen
   SPDX-License-Identifier: GPL-3.0-only
   Authors: Lukas Chlad [committer] */
 
#ifndef CBMFSDGEOHANDLER_H
#define CBMFSDGEOHANDLER_H
 
#include <RtypesCore.h>  // for Int_t, Bool_t
#include <TString.h>     // for TString
 
#include <iostream>  // for string
#include <map>       // for map
#include <vector>    // for vector
 
struct CbmFsdModuleSpecs;
struct CbmFsdUnitSpecs;
class TVirtualMC;
class TGeoManager;
 
class CbmFsdGeoHandler {
 
private:
  CbmFsdGeoHandler();
 
  ~CbmFsdGeoHandler() = default;
 
  Int_t GetCopyNumberByKey(TString geoPath, TString key) const;
 
public:
  CbmFsdGeoHandler(const CbmFsdGeoHandler&) = delete;
  CbmFsdGeoHandler& operator=(const CbmFsdGeoHandler&) = delete;
 
  static CbmFsdGeoHandler& GetInstance()
  {
    static CbmFsdGeoHandler fInstance;
    return fInstance;
  }
 
  /*
         * \brief Return CbmFsdModuleSpecs by digi moduleId.
         */
  CbmFsdModuleSpecs* GetModuleSpecsById(Int_t id);
 
  /*
         * \brief Return CbmFsdUnitSpecs by digi unitId.
         */
  CbmFsdUnitSpecs* GetUnitSpecsById(Int_t id);
 
  /*
         * \brief Initialize maps.
         */
  void InitMaps();
 
  int32_t GetAddress(TString geoPath) const;
 
  int32_t GetCurrentAddress(TVirtualMC* vmc) const;
 
  int32_t GetCurrentAddress(TGeoManager* geoMan) const;
 
private:
  std::map<Int_t, CbmFsdModuleSpecs*> fModuleIdToSpecsMap;
  std::map<Int_t, CbmFsdUnitSpecs*> fUnitIdToSpecsMap;
 
  // these key TStrings must corresponds to what one introduce in create geo macros!!
  const TString fBranchStr    = "fsd_";
  const TString fUnitStr      = "unit";
  const TString fModuleStr    = "module";
  const TString fActiveMatStr = "scint";
};
 
#endif /* CBMFSDGEOHANDLER_H */