#ifndef ALIITSDIGIT_H
#define ALIITSDIGIT_H
-
+/* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
+ * See cxx source for full Copyright notice */
+/* $Id$ */
////////////////////////////////////////////////
-// Digits classes for set:ITS //
+// Digits classes for all ITS detectors //
////////////////////////////////////////////////
-#include <TObjArray.h>
+#include <Riostream.h>
+#include <Riostream.h>
#include <TObject.h>
+#include <TObjArray.h>
-
-//___________________________________________
+//______________________________________________________________________
class AliITSdigit: public TObject {
-
-public:
-
- Int_t fCoord1; // Cell number on Z axis (SPD+SDD) , flag for side type (SSD)
- Int_t fCoord2 ; // Cell number on X axis (SPD+SDD) , strip number (SSD)
- Int_t fSignal; // Signal in ADC counts
-
-public:
- AliITSdigit() {
- // constructor
- fSignal=fCoord1=fCoord2=0;
- }
- AliITSdigit(Int_t *digits);
- virtual ~AliITSdigit() {
- // destructor
- }
-
- virtual int *GetTracks() {return 0;}
- virtual Int_t *GetHits() {return 0;}
-
- ClassDef(AliITSdigit,1) // Real data digit object for set:ITS
- };
-
-//___________________________________________
+
+ public:
+ AliITSdigit() {//default constructor. zero all values.
+ fSignal=fCoord1=fCoord2=0;}
+ //Standard Constructor. Fills class from array digits
+ AliITSdigit(const Int_t *digits);
+ //Destructor
+ virtual ~AliITSdigit() { }
+ // returns the array size used to store Tracks and Hits
+ // virtual Int_t GetNTracks() {return 0;}
+ //returns pointer to array of tracks numbers
+ virtual Int_t *GetTracks() {return 0;}
+ // returns pointer to array of hits numbers for this module (as given by
+ // AliITSmodule).
+ virtual Int_t *GetHits() {return 0;}
+ // returns track number kept in the array element i of fTracks
+ virtual Int_t GetTrack(Int_t i) const {return 0;}
+ // returns hit number kept in the array element i of fHits
+ virtual Int_t GetHit(Int_t i) const {return 0;}
+ virtual Int_t GetCoord1() const {return fCoord1;} // returns fCoord1
+ virtual Int_t GetCoord2() const {return fCoord2;} // returns fCoord2
+ virtual Int_t GetSignal() const {return fSignal;} // returns fSignal
+ virtual void SetCoord1(Int_t i){fCoord1 = i;} // Sets fCoord1 value
+ virtual void SetCoord2(Int_t i){fCoord2 = i;} // Sets fCoord12value
+ virtual void SetSignal(Int_t i){fSignal = i;} // Sets fSignal value
+ void Print(ostream *os); // Class ascii print function
+ void Read(istream *os); // Class ascii read function
+
+ public:
+ Int_t fCoord1; // Cell number on Z axis (SPD+SDD), flag for side type (SSD)
+ Int_t fCoord2; // Cell number on X axis (SPD+SDD), strip number (SSD)
+ Int_t fSignal; // Signal in ADC counts
+
+ ClassDef(AliITSdigit,1) // Real data digit object for set:ITS
+
+};
+// Input and output functions for standard C++ input/output.
+ostream &operator<<(ostream &os,AliITSdigit &source);
+istream &operator>>(istream &os,AliITSdigit &source);
+//______________________________________________________________________
class AliITSdigitSPD: public AliITSdigit {
-
-public:
-
- // debugging -- goes to the dictionary
- Int_t fTracks[3]; // tracks making this digit
- Int_t fHits[3]; // hits associated to the tracks
- // 3 hits temporarily - it will be only 1
-
-public:
-
- AliITSdigitSPD();
- AliITSdigitSPD(Int_t *digits);
- AliITSdigitSPD(Int_t *digits, Int_t *tracks, Int_t *hits);
-
- virtual ~AliITSdigitSPD(){
- // destructor
- }
- virtual int *GetTracks() {
+
+ public:
+ AliITSdigitSPD(); //default creator
+ AliITSdigitSPD(const Int_t *digits);//standard creator digits only
+ //standard creator with digits, tracks, and hits
+ AliITSdigitSPD(const Int_t *digits,const Int_t *tracks,const Int_t *hits);
+ virtual ~AliITSdigitSPD(){/*destructor*/}
+ // returns the array size used to store Tracks and Hits
+ static Int_t GetNTracks() {return fkSspd;}
// returns pointer to the array of tracks which make this digit
- return &fTracks[0];
- }
+ virtual Int_t *GetTracks() {return &fTracks[0];}
+ //returns the pointer to the array of hits which made this digit
+ virtual Int_t *GetHits() {return &fHits[0];}
+ // returns track number kept in the array element i of fTracks
+ virtual Int_t GetTrack(Int_t i) const {return fTracks[i];}
+ // returns hit number kept in the array element i of fHits
+ virtual Int_t GetHit(Int_t i) const {return fHits[i];}
+ //copy the array trks[fkSspd] into fTracks
+ virtual void SetTracks(const Int_t *trks){
+ for(Int_t i=0;i<fkSspd;i++) fTracks[i]=trks[i];}
+ //copy the array hits[fkSspd] into fHits
+ virtual void SetHits(const Int_t *hits){
+ for(Int_t i=0;i<fkSspd;i++) fHits[i]=hits[i];}
+ //set array element i of fTracks to trk.
+ virtual void SetTrack(Int_t i,Int_t trk){fTracks[i]=trk;}
+ //set array element i of fHits to hit.
+ virtual void SetHit(Int_t i,Int_t hit){fHits[i]=hit;}
+ void Print(ostream *os); // Class ascii print function
+ void Read(istream *os); // Class ascii read function
+
+ private:
+ static const Int_t fkSspd = 10; // size of fTracks and fHits arrays
+
+ public:
+ // debugging -- goes to the dictionary
+ Int_t fTracks[fkSspd]; //[fkSspd] tracks making this digit
+ Int_t fHits[fkSspd]; //[fkSspd] hits associated to the tracks
+ Int_t fSignalSPD; // Signal in electrons
- virtual Int_t *GetHits(){
- // returns the pointer to the array of hits which made this digit
- return &fHits[0];
- }
-
- ClassDef(AliITSdigitSPD,1) // Simulated digit object for SPD
- };
+ ClassDef(AliITSdigitSPD,2) // Simulated digit object for SPD
+
+};
+// Input and output functions for standard C++ input/output.
+ostream &operator<<(ostream &os,AliITSdigitSPD &source);
+istream &operator>>(istream &os,AliITSdigitSPD &source);
-//___________________________________________
+//______________________________________________________________________
class AliITSdigitSDD: public AliITSdigit {
-
-public:
-
- // debugging -- goes to the dictionary
- Int_t fTracks[3]; // tracks making this digit
- Int_t fHits[3]; // hits associated to the tracks
- // 3 hits temporarily - it will be only 1
- Float_t fTcharges[3]; // charge per track making this digit
- Float_t fPhysics; // signal particles contribution to signal
-
-public:
-
- AliITSdigitSDD();
- AliITSdigitSDD(Float_t phys,Int_t *digits);
- AliITSdigitSDD( Float_t phys, Int_t *digits, Int_t *tracks, Int_t *hits, Float_t *charges);
-
- virtual ~AliITSdigitSDD(){
- // destructor
- }
- virtual int *GetTracks() {
+
+ public:
+ AliITSdigitSDD(); //default creator
+ //standard creator with digits and "phys"
+ AliITSdigitSDD(Float_t phys,const Int_t *digits);
+ //standard creator with digits, tracls, hits, "phys", and charge
+ AliITSdigitSDD( Float_t phys,const Int_t *digits,const Int_t *tracks,
+ const Int_t *hits,const Float_t *charges);
+ virtual ~AliITSdigitSDD(){/* destructor*/}
+ // returns the array size used to store Tracks and Hits
+ static Int_t GetNTracks() {return fkSsdd;}
// returns pointer to the array of tracks which make this digit
- return &fTracks[0];
- }
-
- virtual Int_t *GetHits(){
+ virtual Int_t *GetTracks() {return &fTracks[0];}
// returns the pointer to the array of hits which made this digit
- return &fHits[0];
- }
-
- ClassDef(AliITSdigitSDD,1) // Simulated digit object for SDD
- };
-
-//_____________________________________________________________________________
-
+ virtual Int_t *GetHits() {return &fHits[0];}
+ // returns track number kept in the array element i of fTracks
+ virtual Int_t GetTrack(Int_t i) const {return fTracks[i];}
+ // returns hit number kept in the array element i of fHits
+ virtual Int_t GetHit(Int_t i) const {return fHits[i];}
+ //copy the array trks[fkSsdd] into fTracks
+ virtual void SetTracks(const Int_t *trks){
+ for(Int_t i=0;i<fkSsdd;i++) fTracks[i]=trks[i];}
+ //copy the array hits[fkSsdd] into fHits
+ virtual void SetHits(const Int_t *hits){
+ for(Int_t i=0;i<fkSsdd;i++) fHits[i]=hits[i];}
+ //set array element i of fTracks to trk.
+ virtual void SetTrack(Int_t i,Int_t trk){fTracks[i]=trk;}
+ //set array element i of fHits to hit.
+ virtual void SetHit(Int_t i,Int_t hit){fHits[i]=hit;}
+ void Print(ostream *os); // Class ascii print function
+ void Read(istream *os); // Class ascii read function
+
+ private:
+ static const Int_t fkSsdd = 10; // size of fTracks and fHits arrays
+
+ public:
+ // debugging -- goes to the dictionary
+ Int_t fTracks[fkSsdd]; //[fkSsdd] tracks making this digit
+ Int_t fHits[fkSsdd]; //[fkSsdd] hits associated to the tracks
+ // 3 hits temporarily - it will be only 1
+ Float_t fTcharges[fkSsdd]; //[fkSsdd] charge per track making this digit
+ Float_t fPhysics; // signal particles contribution to signal
+
+ ClassDef(AliITSdigitSDD,2) // Simulated digit object for SDD
+
+};
+// Input and output functions for standard C++ input/output.
+ostream &operator<<(ostream &os,AliITSdigitSDD &source);
+istream &operator>>(istream &os,AliITSdigitSDD &source);
+//______________________________________________________________________
class AliITSTransientDigit : public AliITSdigitSDD {
-public:
- TObjArray *fTrackList; // track list
-public:
- AliITSTransientDigit() {
- // constructor
- fTrackList=0;
- }
- AliITSTransientDigit(Float_t phys,Int_t *digits);
- virtual ~AliITSTransientDigit() {
- // destructor
- delete fTrackList;
- }
- AliITSTransientDigit(const AliITSTransientDigit &source); // copy constructor
- AliITSTransientDigit& operator=(const AliITSTransientDigit &source); // ass. operator
- TObjArray *TrackList() {
- // returns pointer to the TObjArray of tracks and associated charges
- return fTrackList;
- }
-
- ClassDef(AliITSTransientDigit,1) // Transient digit for set: ITS
- };
-//___________________________________________
+ public:
+ AliITSTransientDigit() {/*default constructor*/fTrackList=0;}
+ // Standard constructor with digits and "phys"
+ AliITSTransientDigit(Float_t phys,const Int_t *digits);
+ virtual ~AliITSTransientDigit(){/*destructor delets TObjArray fTracklist */
+ delete fTrackList;}
+ //copy constructor
+ AliITSTransientDigit(const AliITSTransientDigit &source);
+ //assignment operator
+ AliITSTransientDigit& operator=(const AliITSTransientDigit &source);
+ // returns pointer to the TObjArray of tracks and associated charges
+ TObjArray *TrackList() const {return fTrackList;}
+ //returns element i of fTrackList
+ TObject *TrackItem(Int_t i) const {return fTrackList->At(i);}
+ //put TObject into fTrackList at location i
+ void PutTrackItem(TObject *obj,Int_t i){fTrackList->AddAt(obj,i);}
+ void Print(ostream *os); // Class ascii print function
+ void Read(istream *os); // Class ascii read function
+
+ public:
+ TObjArray *fTrackList; // track list
+
+ ClassDef(AliITSTransientDigit,1) // Transient digit for set: ITS
+
+};
+// Input and output functions for standard C++ input/output.
+ostream &operator<<(ostream &os,AliITSTransientDigit &source);
+istream &operator>>(istream &os,AliITSTransientDigit &source);
+//______________________________________________________________________
class AliITSdigitSSD: public AliITSdigit {
-
-public:
-
- // debugging -- goes to the dictionary
- Int_t fTracks[3]; // tracks making this digit
- Int_t fHits[3]; // hits associated to the tracks
- // 3 hits temporarily - it will be only 1
-
-public:
- AliITSdigitSSD();
- AliITSdigitSSD(Int_t *digits);
- AliITSdigitSSD(Int_t *digits, Int_t *tracks, Int_t *hits);
-
- virtual ~AliITSdigitSSD(){
- // destructor
- }
-
- Int_t GetSignal() const {
- // returns signal
- return fSignal;
- }
-
- Int_t GetStripNumber() const {
- // returns strip number
- return fCoord2;
- }
-
- Int_t IsSideP() const {
- //returns 1 when side P and 0 when side N
- return fCoord1;
- }
-
- virtual int *GetTracks() {
- // returns pointer to the array of tracks which make this digit
- return &fTracks[0];
- }
- virtual Int_t *GetHits(){
+ public:
+ AliITSdigitSSD(); //default constructor
+ //Standard constructor with digits
+ AliITSdigitSSD(const Int_t *digits);
+ //Standard constructor with digits, tracks, and hits
+ AliITSdigitSSD(const Int_t *digits,const Int_t *tracks,const Int_t *hits);
+ virtual ~AliITSdigitSSD(){/* destructor */}
+ // returns the array size used to store Tracks and Hits
+ static Int_t GetNTracks() {return fkSssd;}
+ Int_t GetSignal() const {/* returns signal*/return fSignal;}
+ Int_t GetStripNumber() const {/* returns strip number*/return fCoord2;}
+ //returns 1 when side P and 0 when side N
+ Int_t IsSideP() const {return fCoord1;}
+ // returns pointer to the array of tracks which make this digit
+ virtual Int_t *GetTracks() {return &fTracks[0];}
// returns the pointer to the array of hits which made this digit
- return &fHits[0];
- }
-
- ClassDef(AliITSdigitSSD,1) // Simulated digit object for SSD
- };
-
+ virtual Int_t *GetHits() {return &fHits[0];}
+ // returns track number kept in the array element i of fTracks
+ virtual Int_t GetTrack(Int_t i) const {return fTracks[i];}
+ // returns hit number kept in the array element i of fHits
+ virtual Int_t GetHit(Int_t i) const {return fHits[i];}
+ //copy the array trks[fkSssd] into fTracks
+ virtual void SetTracks(const Int_t *trks){
+ for(Int_t i=0;i<fkSssd;i++) fTracks[i]=trks[i];}
+ //copy the array hits[fkSssd] into fHits
+ virtual void SetHits(const Int_t *hits){
+ for(Int_t i=0;i<fkSssd;i++) fHits[i]=hits[i];}
+ //set array element i of fTracks to trk.
+ virtual void SetTrack(Int_t i,Int_t trk){fTracks[i]=trk;}
+ //set array element i of fHits to hit.
+ virtual void SetHit(Int_t i,Int_t hit){fHits[i]=hit;}
+ void Print(ostream *os); // Class ascii print function
+ void Read(istream *os); // Class ascii read function
+
+ private:
+ static const Int_t fkSssd = 10; // size of fTracks and fHits arrays
+
+ public:
+ // debugging -- goes to the dictionary
+ Int_t fTracks[fkSssd]; //[fkSssd] tracks making this digit
+ Int_t fHits[fkSssd]; //[fkSssd] hits associated to the tracks
+ // 3 hits temporarily - it will be only 1
+
+ ClassDef(AliITSdigitSSD,2) // Simulated digit object for SSD
+
+};
+// Input and output functions for standard C++ input/output.
+ostream &operator<<(ostream &os,AliITSdigitSSD &source);
+istream &operator>>(istream &os,AliITSdigitSSD &source);
#endif
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