STEER/TFndHit.h

// @(#)fROOT/STEER:$Name:  $:$Id: TFndHit.h,v 1.10 2007/09/05 11:09:42 Diego_Faso Exp $
// Revision Author: Diego Faso <mailto:faso@to.infn.it>, 2005/06/24
// Original Author: Piergiorgio Cerello <mailto:cerello@to.infn.it>, 2001

#ifndef FROOT_TFndHit
#define FROOT_TFndHit                                                                      

//     Base class for the FINUDA HDT (Hit Data Tape) structure  //
//                                                              //
// - The HIT position is common for all FINUDA hits             //
//                                                              //
//                                                              //

#include <Riostream.h>
#include "TObject.h"
#include "TFndDB.h"
#include "TFndGeometry.h"

#include "FROOT.h"
using namespace FROOT;

class TFndHit : public TObject {

 protected:
  Int_t fChannel; // corresponding to DB numbering (default is "-1")
  Double_t fPosLRS[3]; // Position in the Local Reference System (cm) [x,y,z] 
  Double_t fPosMRS[3]; // Position in the Main Reference System (cm) [x,y,z] 
  
 public:
  enum E_FndHit_BothChan_Flag { E_HIT_NO_CH=0, E_HIT_E_CH=1,E_HIT_P_CH=2,E_HIT_BOTH_CH=3 };
  TString GetBothFlagStr(E_FndHit_BothChan_Flag flag){
    switch(flag){
    case E_HIT_NO_CH : return "no-hit";
    case E_HIT_E_CH  : return "e-side";
    case E_HIT_P_CH  : return "p-side";
    case E_HIT_BOTH_CH  : return "both";
    default: TerminateFroot(0,"BUG: wrong call for TFndHit::GetBothFlagStr");
    }
  }  
  

  TFndHit(const Int_t &channel = -1);
  ~TFndHit();

  void SetChannel(const Int_t &channel) { fChannel = channel; }
  Int_t GetChannel() { return fChannel; }

  void SetLocalPosition(Double_t x,Double_t y,Double_t z) { fPosLRS[0] = x; fPosLRS[1] = y; fPosLRS[2] = z; }
  void GetLocalPosition(Double_t &x,Double_t &y,Double_t &z) { x = fPosLRS[0]; y = fPosLRS[1]; z = fPosLRS[2]; }
  Double_t GetLocal_X() { return fPosLRS[0]; }
  Double_t GetLocal_Y() { return fPosLRS[1]; }
  Double_t GetLocal_Z() { return fPosLRS[2]; }

  //  void SetMasterPosition(Double_t x,Double_t y,Double_t z) { fPosMRS[0] = x; fPosMRS[1] = y; fPosMRS[2] = z; }
  void GetMasterPosition(Double_t &x,Double_t &y,Double_t &z) { x = fPosMRS[0]; y = fPosMRS[1]; z = fPosMRS[2]; }
  Double_t GetMain_X() { return fPosMRS[0]; }
  Double_t GetMain_Y() { return fPosMRS[1]; }
  Double_t GetMain_Z() { return fPosMRS[2]; }

  virtual void PrintHit(Int_t depth=0) = 0; // pure virtual method to be defined in daughter classes
  virtual void PrintPosition(Int_t mode=0);  

  ClassDef(TFndHit,1) // The FINUDA Hit (base structure)
  };

#endif // FROOT_TFndHit

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