3 /* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
4 * See cxx source for full Copyright notice */
8 ////////////////////////////////////////////////
9 // Digits classes for all ITS detectors //
10 ////////////////////////////////////////////////
11 #include <Riostream.h>
12 #include <Riostream.h>
19 //______________________________________________________________________
20 class AliITSdigit: public TObject {
23 AliITSdigit() {//default constructor. zero all values.
24 fSignal=fCoord1=fCoord2=0;}
25 //Standard Constructor. Fills class from array digits
26 AliITSdigit(const Int_t *digits);
28 virtual ~AliITSdigit() { }
29 // returns the array size used to store Tracks and Hits
30 // virtual Int_t GetNTracks() {return 0;}
31 //returns pointer to array of tracks numbers
32 virtual Int_t *GetTracks() {return 0;}
33 // returns pointer to array of hits numbers for this module (as given by
35 virtual Int_t *GetHits() {return 0;}
36 // returns track number kept in the array element i of fTracks
37 virtual Int_t GetTrack(Int_t) const {return 0;}
38 // returns hit number kept in the array element i of fHits
39 virtual Int_t GetHit(Int_t) const {return 0;}
40 virtual Int_t GetCoord1() const {return fCoord1;} // returns fCoord1
41 virtual Int_t GetCoord2() const {return fCoord2;} // returns fCoord2
42 virtual Int_t GetSignal() const {return fSignal;} // returns fSignal
43 virtual void SetCoord1(Int_t i){fCoord1 = i;} // Sets fCoord1 value
44 virtual void SetCoord2(Int_t i){fCoord2 = i;} // Sets fCoord12value
45 virtual void SetSignal(Int_t i){fSignal = i;} // Sets fSignal value
46 void Print(ostream *os); // Class ascii print function
47 void Read(istream *os); // Class ascii read function
50 Int_t fCoord1; // Cell number on Z axis (SPD+SDD), flag for side type (SSD)
51 Int_t fCoord2; // Cell number on X axis (SPD+SDD), strip number (SSD)
52 Int_t fSignal; // Signal in ADC counts
54 ClassDef(AliITSdigit,1) // Real data digit object for set:ITS
57 // Input and output functions for standard C++ input/output.
58 ostream &operator<<(ostream &os,AliITSdigit &source);
59 istream &operator>>(istream &os,AliITSdigit &source);
60 //______________________________________________________________________
61 class AliITSdigitSPD: public AliITSdigit {
64 AliITSdigitSPD(); //default creator
65 AliITSdigitSPD(const Int_t *digits);//standard creator digits only
66 //standard creator with digits, tracks, and hits
67 AliITSdigitSPD(const Int_t *digits,const Int_t *tracks,const Int_t *hits);
68 virtual ~AliITSdigitSPD(){/*destructor*/}
69 // returns the array size used to store Tracks and Hits
70 static Int_t GetNTracks() {return fkSspd;}
71 // returns pointer to the array of tracks which make this digit
72 virtual Int_t *GetTracks() {return &fTracks[0];}
73 //returns the pointer to the array of hits which made this digit
74 virtual Int_t *GetHits() {return &fHits[0];}
75 // returns track number kept in the array element i of fTracks
76 virtual Int_t GetTrack(Int_t i) const {return fTracks[i];}
77 // returns hit number kept in the array element i of fHits
78 virtual Int_t GetHit(Int_t i) const {return fHits[i];}
79 // returns TArrayI of unduplicated track numbers (summed over hits).
80 virtual Int_t GetListOfTracks(TArrayI &t);
81 //copy the array trks[fkSspd] into fTracks
82 virtual void SetTracks(const Int_t *trks){
83 for(Int_t i=0;i<fkSspd;i++) fTracks[i]=trks[i];}
84 //copy the array hits[fkSspd] into fHits
85 virtual void SetHits(const Int_t *hits){
86 for(Int_t i=0;i<fkSspd;i++) fHits[i]=hits[i];}
87 //set array element i of fTracks to trk.
88 virtual void SetTrack(Int_t i,Int_t trk){fTracks[i]=trk;}
89 //set array element i of fHits to hit.
90 virtual void SetHit(Int_t i,Int_t hit){fHits[i]=hit;}
91 void Print(ostream *os); // Class ascii print function
92 void Read(istream *os); // Class ascii read function
95 static const Int_t fkSspd = 10; // size of fTracks and fHits arrays
98 // debugging -- goes to the dictionary
99 Int_t fTracks[fkSspd]; //[fkSspd] tracks making this digit
100 Int_t fHits[fkSspd]; //[fkSspd] hits associated to the tracks
101 Int_t fSignalSPD; // Signal in electrons
103 ClassDef(AliITSdigitSPD,2) // Simulated digit object for SPD
106 // Input and output functions for standard C++ input/output.
107 ostream &operator<<(ostream &os,AliITSdigitSPD &source);
108 istream &operator>>(istream &os,AliITSdigitSPD &source);
110 //______________________________________________________________________
111 class AliITSdigitSDD: public AliITSdigit {
114 AliITSdigitSDD(); //default creator
115 //standard creator with digits and "phys"
116 AliITSdigitSDD(Float_t phys,const Int_t *digits);
117 //standard creator with digits, tracls, hits, "phys", and charge
118 AliITSdigitSDD( Float_t phys,const Int_t *digits,const Int_t *tracks,
119 const Int_t *hits,const Float_t *charges);
120 virtual ~AliITSdigitSDD(){/* destructor*/}
121 // returns the array size used to store Tracks and Hits
122 static Int_t GetNTracks() {return fkSsdd;}
123 // returns pointer to the array of tracks which make this digit
124 virtual Int_t *GetTracks() {return &fTracks[0];}
125 // returns the pointer to the array of hits which made this digit
126 virtual Int_t *GetHits() {return &fHits[0];}
127 // returns track number kept in the array element i of fTracks
128 virtual Int_t GetTrack(Int_t i) const {return fTracks[i];}
129 // returns hit number kept in the array element i of fHits
130 virtual Int_t GetHit(Int_t i) const {return fHits[i];}
131 // Return charge deposited by this track/hit
132 virtual Float_t GetCharge(Int_t i){return fTcharges[i];}
133 // returns TArrayI of unduplicated track numbers (summed over hits).
134 virtual Int_t GetListOfTracks(TArrayI &t,TArrayF &c);
135 //copy the array trks[fkSsdd] into fTracks
136 virtual void SetTracks(const Int_t *trks){
137 for(Int_t i=0;i<fkSsdd;i++) fTracks[i]=trks[i];}
138 //copy the array hits[fkSsdd] into fHits
139 virtual void SetHits(const Int_t *hits){
140 for(Int_t i=0;i<fkSsdd;i++) fHits[i]=hits[i];}
141 //set array element i of fTracks to trk.
142 virtual void SetTrack(Int_t i,Int_t trk){fTracks[i]=trk;}
143 //set array element i of fHits to hit.
144 virtual void SetHit(Int_t i,Int_t hit){fHits[i]=hit;}
145 void Print(ostream *os); // Class ascii print function
146 void Read(istream *os); // Class ascii read function
149 static const Int_t fkSsdd = 10; // size of fTracks and fHits arrays
152 // debugging -- goes to the dictionary
153 Int_t fTracks[fkSsdd]; //[fkSsdd] tracks making this digit
154 Int_t fHits[fkSsdd]; //[fkSsdd] hits associated to the tracks
155 // 3 hits temporarily - it will be only 1
156 Float_t fTcharges[fkSsdd]; //[fkSsdd] charge per track making this digit
157 Float_t fPhysics; // signal particles contribution to signal
159 ClassDef(AliITSdigitSDD,2) // Simulated digit object for SDD
162 // Input and output functions for standard C++ input/output.
163 ostream &operator<<(ostream &os,AliITSdigitSDD &source);
164 istream &operator>>(istream &os,AliITSdigitSDD &source);
165 //______________________________________________________________________
166 class AliITSTransientDigit : public AliITSdigitSDD {
169 AliITSTransientDigit() {/*default constructor*/fTrackList=0;}
170 // Standard constructor with digits and "phys"
171 AliITSTransientDigit(Float_t phys,const Int_t *digits);
172 virtual ~AliITSTransientDigit(){/*destructor delets TObjArray fTracklist */
175 AliITSTransientDigit(const AliITSTransientDigit &source);
176 //assignment operator
177 AliITSTransientDigit& operator=(const AliITSTransientDigit &source);
178 // returns pointer to the TObjArray of tracks and associated charges
179 TObjArray *TrackList() const {return fTrackList;}
180 //returns element i of fTrackList
181 TObject *TrackItem(Int_t i) const {return fTrackList->At(i);}
182 //put TObject into fTrackList at location i
183 void PutTrackItem(TObject *obj,Int_t i){fTrackList->AddAt(obj,i);}
184 void Print(ostream *os); // Class ascii print function
185 void Read(istream *os); // Class ascii read function
188 TObjArray *fTrackList; // track list
190 ClassDef(AliITSTransientDigit,1) // Transient digit for set: ITS
193 // Input and output functions for standard C++ input/output.
194 ostream &operator<<(ostream &os,AliITSTransientDigit &source);
195 istream &operator>>(istream &os,AliITSTransientDigit &source);
196 //______________________________________________________________________
197 class AliITSdigitSSD: public AliITSdigit {
200 AliITSdigitSSD(); //default constructor
201 //Standard constructor with digits
202 AliITSdigitSSD(const Int_t *digits);
203 //Standard constructor with digits, tracks, and hits
204 AliITSdigitSSD(const Int_t *digits,const Int_t *tracks,const Int_t *hits);
205 virtual ~AliITSdigitSSD(){/* destructor */}
206 // returns the array size used to store Tracks and Hits
207 static Int_t GetNTracks() {return fkSssd;}
208 Int_t GetSignal() const {/* returns signal*/return fSignal;}
209 Int_t GetStripNumber() const {/* returns strip number*/return fCoord2;}
210 //returns 1 when side P and 0 when side N
211 Int_t IsSideP() const {return fCoord1;}
212 // returns pointer to the array of tracks which make this digit
213 virtual Int_t *GetTracks() {return &fTracks[0];}
214 // returns the pointer to the array of hits which made this digit
215 virtual Int_t *GetHits() {return &fHits[0];}
216 // returns track number kept in the array element i of fTracks
217 virtual Int_t GetTrack(Int_t i) const {return fTracks[i];}
218 // returns hit number kept in the array element i of fHits
219 virtual Int_t GetHit(Int_t i) const {return fHits[i];}
220 // returns TArrayI of unduplicated track numbers (summed over hits).
221 virtual Int_t GetListOfTracks(TArrayI &t);
222 //copy the array trks[fkSssd] into fTracks
223 virtual void SetTracks(const Int_t *trks){
224 for(Int_t i=0;i<fkSssd;i++) fTracks[i]=trks[i];}
225 //copy the array hits[fkSssd] into fHits
226 virtual void SetHits(const Int_t *hits){
227 for(Int_t i=0;i<fkSssd;i++) fHits[i]=hits[i];}
228 //set array element i of fTracks to trk.
229 virtual void SetTrack(Int_t i,Int_t trk){fTracks[i]=trk;}
230 //set array element i of fHits to hit.
231 virtual void SetHit(Int_t i,Int_t hit){fHits[i]=hit;}
232 void Print(ostream *os); // Class ascii print function
233 void Read(istream *os); // Class ascii read function
236 static const Int_t fkSssd = 10; // size of fTracks and fHits arrays
239 // debugging -- goes to the dictionary
240 Int_t fTracks[fkSssd]; //[fkSssd] tracks making this digit
241 Int_t fHits[fkSssd]; //[fkSssd] hits associated to the tracks
242 // 3 hits temporarily - it will be only 1
244 ClassDef(AliITSdigitSSD,2) // Simulated digit object for SSD
247 // Input and output functions for standard C++ input/output.
248 ostream &operator<<(ostream &os,AliITSdigitSSD &source);
249 istream &operator>>(istream &os,AliITSdigitSSD &source);