//-----------------------------------------------------------
// File and Version Information:
// $Id$
//
// Description:
//      Conversion of FOPI RPC hits ("RpcTrack") to
//      planar Genfit hits
//
// Environment:
//      Software developed for the GEM-TPC in FOPI
//
// Author List:
//      Felix Boehmer, E18   TUM          (original author)
//
//-----------------------------------------------------------

#ifndef FOPIRPCINITTASK_HH
#define FOPIRPCINITTASK_HH

#include "FairTask.h"


class TClonesArray;


class FopiRpcInitTask : public FairTask {

 public:

  // Constructors/Destructors ---------
  FopiRpcInitTask();
  virtual ~FopiRpcInitTask();


  // Modifiers -----------------------
  void SetHitBranchName(const TString& name) {fHitBranchName=name;}
  void SetOutBranchName(const TString& t) {fOutBranchName=t;}
    
  void SetPersistence(Bool_t opt=kTRUE) {fPersistence=opt;}  //write out recoHits? 
  void SetUseConstantOffset(Bool_t opt=kTRUE) {fConstantOffset=opt;}  //write out recoHits? 

  void SetConstantErrorZ(double sigZ) {fConstSigZ=sigZ; fUseConstSigZ=kTRUE;}
  void SetConstantErrorPhi(double sigPhi) {fConstSigPhi=sigPhi;}
  
  
  //void SetWeightedPlaneConstruction(Bool_t opt=kTRUE){_weightedPlaneConstruction=opt;}
  //void SetCutCov(Bool_t opt=kTRUE){_cutCov=opt;}

     // Operations ----------------------
  virtual InitStatus Init();
  virtual void Exec(Option_t* opt);

private:

  // Private Data Members ------------ 
  TString fHitBranchName;
  TString fOutBranchName;   
   
  TClonesArray* fHitArray;   //RpcTrack input (these are hits with a stupid name)
  TClonesArray* fOutArray;   //GF hits output

  int fHitArrID;

  double fConstSigZ;
  double fConstSigPhi;
   
  Bool_t fPersistence;
  Bool_t fVerbose;
  Bool_t fConstantOffset;   //use constant z0 (_zOffset)
  Bool_t fUseConstSigZ;
  
  //Bool_t _weightedPlaneConstruction;
  //Bool_t _cutCov;

  //calibrated zOffset of the RPC strip center from the FOPI origin 
  //at -20.0 target position
  static const double _zOffset = 100.58830; 

  
  std::map<int, double> fModLookup;  //module number <- module normal phi
  
  void initModuleLookup();
    

public:
  ClassDef(FopiRpcInitTask,1)

};

#endif

//--------------------------------------------------------------
// $Log$
//--------------------------------------------------------------