]>
Commit | Line | Data |
---|---|---|
b0f5e3fc | 1 | #include <iostream.h> |
2 | ||
e8189707 | 3 | #include "AliITSdigit.h" |
b0f5e3fc | 4 | #include "AliITSclusterSSD.h" |
5 | ||
6 | ClassImp(AliITSclusterSSD) | |
7 | ||
8 | AliITSclusterSSD::AliITSclusterSSD() | |
9 | { | |
10 | // default constructor | |
e8189707 | 11 | fSide = kTRUE; |
b0f5e3fc | 12 | fDigits = 0; |
13 | fNDigits = 0; | |
14 | fDigitsIndex = 0; | |
15 | fNCrosses = 0; | |
16 | fTotalSignal = -1; | |
17 | fNTrack = -1; | |
18 | fLeftNeighbour = kFALSE; | |
19 | fRightNeighbour = kFALSE; | |
20 | fCrossedClusterIndexes = new TArrayI(300); | |
21 | fConsumed=kFALSE; | |
22 | ||
23 | } | |
24 | /*************************************************************************/ | |
25 | ||
26 | AliITSclusterSSD::AliITSclusterSSD | |
27 | (Int_t ndigits, Int_t *DigitIndexes, | |
28 | TObjArray *Digits, Bool_t side) | |
29 | { | |
30 | // comment to be written | |
31 | fNDigits = ndigits; | |
32 | fDigits = Digits; | |
33 | fSide = side; | |
34 | fDigitsIndex = new TArrayI(fNDigits,DigitIndexes ); | |
35 | fNCrosses = 0; | |
36 | fCrossedClusterIndexes = new TArrayI(300); | |
37 | fLeftNeighbour = kFALSE; | |
38 | fRightNeighbour = kFALSE; | |
39 | fTotalSignal =-1; | |
40 | fNTrack = -1; | |
41 | fConsumed=kFALSE; | |
42 | } | |
43 | /*************************************************************************/ | |
44 | AliITSclusterSSD::~AliITSclusterSSD() | |
45 | { | |
46 | // destructor | |
47 | delete fDigitsIndex; | |
48 | delete fCrossedClusterIndexes; | |
49 | } | |
50 | ||
51 | /*************************************************************************/ | |
52 | AliITSclusterSSD::AliITSclusterSSD(const AliITSclusterSSD &OneSCluster) | |
53 | { | |
54 | // copy constructor | |
55 | if (this == &OneSCluster) return; | |
56 | fNDigits = OneSCluster.fNDigits; | |
57 | fSide=OneSCluster.fSide; | |
58 | fDigits=OneSCluster.fDigits; | |
59 | fDigitsIndex = new TArrayI(fNDigits); | |
60 | fLeftNeighbour = OneSCluster.fLeftNeighbour; | |
61 | fRightNeighbour = OneSCluster.fRightNeighbour; | |
62 | fTotalSignal =-1; | |
63 | fNTrack = -1; | |
64 | fNCrosses = OneSCluster.fNCrosses; | |
65 | fConsumed = OneSCluster.fConsumed; | |
66 | Int_t i; | |
e8189707 | 67 | for (i = 0; i< fNCrosses ; i++) |
b0f5e3fc | 68 | { |
69 | fCrossedClusterIndexes[i] = OneSCluster.fCrossedClusterIndexes[i]; | |
70 | } | |
e8189707 | 71 | for (i = 0; i< fNDigits ; i++) |
b0f5e3fc | 72 | { |
73 | fDigitsIndex[i]=OneSCluster.fDigitsIndex[i]; | |
74 | } | |
75 | return; | |
76 | } | |
77 | ||
78 | /*************************************************************************/ | |
79 | AliITSclusterSSD& AliITSclusterSSD::operator=(const AliITSclusterSSD & OneSCluster) | |
80 | { | |
81 | // assignment operator | |
82 | if (this == &OneSCluster) return *this; | |
83 | fNDigits = OneSCluster.fNDigits; | |
84 | fSide=OneSCluster.fSide; | |
85 | fDigits=OneSCluster.fDigits; | |
86 | fDigitsIndex = new TArrayI(fNDigits); | |
87 | fLeftNeighbour = OneSCluster.fLeftNeighbour; | |
88 | fRightNeighbour = OneSCluster.fRightNeighbour; | |
89 | fTotalSignal =-1; | |
90 | fNTrack = -1; | |
91 | fNCrosses = OneSCluster.fNCrosses; | |
92 | fConsumed = OneSCluster.fConsumed; | |
93 | Int_t i; | |
e8189707 | 94 | for (i = 0; i< fNCrosses ; i++) |
b0f5e3fc | 95 | { |
96 | fCrossedClusterIndexes[i] = OneSCluster.fCrossedClusterIndexes[i]; | |
97 | } | |
e8189707 | 98 | for (i = 0; i< fNDigits ; i++) |
b0f5e3fc | 99 | { |
100 | fDigitsIndex[i]=OneSCluster.fDigitsIndex[i]; | |
101 | } | |
102 | return *this; | |
103 | } | |
104 | ||
105 | /*************************************************************************/ | |
106 | Int_t AliITSclusterSSD::SplitCluster(Int_t where, Int_t *outdigits) | |
107 | { | |
108 | //This methods generate data necessery to make new object of this class | |
109 | //I choosen this way, because methods TClonesArray::Add* dont work | |
110 | //so I have to use constraction: new (a[i]) Creator(params...); | |
111 | //where 'a' is a TClonesArray | |
112 | //This method generate params - see AliITSmoduleSSD::SplitCluster; | |
113 | ||
114 | ||
115 | Int_t tmp = fNDigits; | |
116 | Int_t ind = 0; | |
117 | outdigits[ind++]=(*fDigitsIndex)[where]; | |
118 | //coping border strip (it is shared by this two clusters) | |
e8189707 | 119 | for (Int_t i = (where+1); i < tmp; i++) |
b0f5e3fc | 120 | { |
121 | outdigits[ind++]=(*fDigitsIndex)[i]; //"moving" strips from this to the new one | |
122 | (*fDigitsIndex)[i]=-1; | |
123 | fNDigits--; //deleting strips from this cluster | |
124 | } | |
125 | return ind; | |
126 | } | |
127 | ||
128 | /*******************************************************************/ | |
129 | Int_t AliITSclusterSSD::GetDigitStripNo(Int_t digit) | |
130 | { | |
131 | // comment to be written | |
132 | if (digit<0) return -1; | |
133 | return (digit>(fNDigits-1))?-1 : | |
134 | ((AliITSdigitSSD*)((*fDigits)[(*fDigitsIndex)[digit]]))->GetStripNumber(); | |
135 | } | |
136 | /************************************************************/ | |
137 | Int_t AliITSclusterSSD::GetDigitSignal(Int_t digit) | |
138 | { | |
139 | Int_t index,signal; | |
140 | // returns digit signal | |
141 | if (digit<0||digit>=fNDigits) return -1; | |
142 | index = (*fDigitsIndex)[digit]; | |
143 | signal = ((AliITSdigitSSD*)((*fDigits)[index]))->GetSignal(); | |
144 | /* | |
145 | if(signal>1.e5) printf("GetDigitSignal: digit %d index %d signal %d\n", | |
146 | digit,index, signal); | |
147 | */ | |
148 | return signal; | |
149 | } | |
150 | ||
151 | /***********************************************************/ | |
152 | void AliITSclusterSSD::AddCross(Int_t clIndex) | |
153 | { | |
154 | // comment to be written | |
155 | (*fCrossedClusterIndexes)[fNCrosses++] = clIndex; | |
156 | } | |
157 | /***********************************************************/ | |
158 | ||
159 | Int_t AliITSclusterSSD::GetCross(Int_t crIndex) | |
160 | { | |
161 | // comment to be written | |
162 | return ((crIndex>-1)&&(crIndex<fNCrosses))?(*fCrossedClusterIndexes)[crIndex]:-1; | |
163 | } | |
164 | /***********************************************************/ | |
165 | Double_t AliITSclusterSSD::CentrOfGravity() | |
166 | { | |
167 | // comment to be written | |
168 | Float_t ret=0; | |
169 | ||
170 | if (fLeftNeighbour) ret+=(GetDigitStripNo(0)*0.5*GetDigitSignal(0)); | |
171 | else ret+=(GetDigitStripNo(0)*GetDigitSignal(0)); | |
172 | ||
173 | if (fRightNeighbour) ret+=(GetDigitStripNo(fNDigits -1)*0.5*GetDigitSignal(fNDigits -1)); | |
174 | else ret+=(GetDigitStripNo(fNDigits -1)*GetDigitSignal(fNDigits-1)); | |
e8189707 | 175 | |
176 | for (Int_t i=1;i<fNDigits-1;i++) | |
b0f5e3fc | 177 | { |
178 | ret +=GetDigitStripNo(i)*GetDigitSignal(i); | |
179 | } | |
180 | ||
181 | if (fTotalSignal<0) GetTotalSignal(); | |
182 | ||
183 | return (ret/fTotalSignal); | |
184 | } | |
185 | ||
186 | /***********************************************************/ | |
187 | Float_t AliITSclusterSSD::GetTotalSignal() | |
188 | { | |
189 | // comment to be written | |
190 | if(fTotalSignal <0) | |
191 | { | |
192 | fTotalSignal=0; | |
193 | if (fNDigits ==1) { | |
194 | fTotalSignal = (Float_t)GetDigitSignal(0); | |
195 | //printf("1 digit: signal %d \n",GetDigitSignal(0)); | |
196 | return fTotalSignal; | |
197 | } | |
198 | ||
199 | if (fLeftNeighbour) fTotalSignal += (Float_t)(0.5*GetDigitSignal(0)); | |
200 | else fTotalSignal += (Float_t) GetDigitSignal(0); | |
201 | //printf("GetTotalSignal :i DigitSignal %d %d \n",0,GetDigitSignal(0)); | |
202 | ||
203 | if (fRightNeighbour) fTotalSignal += (Float_t)(0.5*GetDigitSignal(fNDigits -1)); | |
204 | else fTotalSignal += (Float_t)GetDigitSignal(fNDigits-1); | |
205 | //printf("GetTotalSignal :i DigitSignal %d %d \n",fNDigits -1,GetDigitSignal(fNDigits -1)); | |
e8189707 | 206 | |
207 | for (Int_t i = 1;i<fNDigits -1;i++) | |
b0f5e3fc | 208 | { |
209 | fTotalSignal += (Float_t)GetDigitSignal(i); | |
210 | //printf("GetTotalSignal :i DigitSignal %d %d \n",i,GetDigitSignal(i)); | |
211 | } | |
212 | //printf("GetTotalSignal: fNDigits %d fTotalSignal %.0f \n",fNDigits,fTotalSignal); | |
213 | } | |
214 | return fTotalSignal; | |
215 | } | |
216 | /***********************************************************/ | |
217 | ||
218 | Float_t AliITSclusterSSD::GetTotalSignalError() | |
219 | { | |
220 | // comment to be written | |
221 | Float_t err =0; | |
e8189707 | 222 | for (Int_t i =1; i<fNDigits -1; i++) |
b0f5e3fc | 223 | { |
224 | err+=0.1*GetDigitSignal(i); | |
225 | } | |
226 | if (GetLeftNeighbour()) | |
227 | { | |
228 | err+=GetDigitSignal(0); | |
229 | } | |
230 | else | |
231 | { | |
232 | err+=0.1*GetDigitSignal(0); | |
233 | } | |
234 | if (GetRightNeighbour()) | |
235 | { | |
236 | err+=GetDigitSignal(fNDigits -1); | |
237 | } | |
238 | else | |
239 | { | |
240 | err+=0.1*GetDigitSignal(fNDigits -1); | |
241 | } | |
242 | return err; | |
243 | ||
244 | } | |
245 | ||
246 | /***********************************************************/ | |
247 | ||
248 | void AliITSclusterSSD::DelCross(Int_t index) | |
249 | { | |
250 | // comment to be written | |
251 | Int_t i,j; //iterators | |
252 | ||
e8189707 | 253 | for (i =0;i<fNCrosses;i++) |
b0f5e3fc | 254 | { |
255 | if ((*fCrossedClusterIndexes)[i] == index) | |
256 | { | |
e8189707 | 257 | for (j=i;j<fNCrosses-1;j++) |
b0f5e3fc | 258 | { |
259 | (*fCrossedClusterIndexes)[j]=(*fCrossedClusterIndexes)[j+1]; | |
260 | } | |
261 | fNCrosses--; | |
262 | return; | |
263 | } | |
264 | } | |
265 | ||
266 | } | |
267 | /***********************************************************/ | |
268 | ||
269 | Int_t *AliITSclusterSSD::GetTracks(Int_t &nt) | |
270 | { | |
271 | // comment to be written | |
272 | Int_t *tidx=0; | |
273 | Int_t i, bit; | |
274 | nt=0; | |
275 | ||
276 | ||
277 | ||
278 | fNTrack =0; | |
e8189707 | 279 | for (i=0;i<10;i++) |
b0f5e3fc | 280 | { |
281 | fTrack[i] = 0; | |
282 | } | |
283 | ||
284 | tidx=GetDigit(0)->GetTracks(); | |
285 | ||
e8189707 | 286 | for (i = 0; i<3;i++) |
b0f5e3fc | 287 | { |
288 | fTrack[i]=tidx[i]; | |
289 | if (fTrack[i] != 0) fNTrack++; | |
290 | } | |
e8189707 | 291 | for (i = 1; i<fNDigits; i++) |
b0f5e3fc | 292 | { |
293 | tidx=GetDigit(i)->GetTracks(); | |
e8189707 | 294 | for (Int_t j = 0; j<3;j++) |
b0f5e3fc | 295 | { |
296 | bit = 1; | |
297 | if (tidx[j]==0) break; | |
e8189707 | 298 | for (Int_t k = 0; k < fNTrack;k++) |
b0f5e3fc | 299 | { |
300 | if (tidx[j]==fTrack[k]) bit =0; | |
301 | } | |
302 | if (bit) fTrack[fNTrack++]=tidx[j]; | |
303 | } | |
304 | } | |
305 | ||
306 | ||
307 | if (fNTrack > 10) | |
308 | { | |
309 | cout<<"\n\n Error AliITSclusterSSD::GetTracks OUT "<<fNDigits<<" "<<fNTrack<<"\n\n\n\n\n"; | |
310 | ||
311 | } | |
312 | ||
313 | ||
314 | nt = fNTrack; | |
315 | if(!nt) return 0; | |
316 | return &(fTrack[0]); | |
317 | } | |
318 | /***********************************************************/ | |
319 | ||
320 | Double_t AliITSclusterSSD::GetPosition() | |
321 | { | |
322 | // comment to be written | |
323 | Float_t ret; | |
324 | switch(fNDigits) | |
325 | { | |
326 | case 1: | |
327 | ret = GetDigitStripNo(0); | |
328 | break; | |
329 | case 2: | |
330 | ret = EtaAlgorithm(); | |
331 | break; | |
332 | default: | |
333 | ret = CentrOfGravity(); | |
334 | } | |
335 | return ret; | |
336 | } | |
337 | ||
338 | /***********************************************************/ | |
339 | ||
340 | Double_t AliITSclusterSSD::EtaAlgorithm() | |
341 | { | |
342 | // comment to be written | |
343 | if (fNDigits != 2) return -1; | |
344 | ||
345 | Int_t strip1 = GetDigit(0)->GetStripNumber(); | |
346 | Int_t strip2 = GetDigit(1)->GetStripNumber(); | |
347 | Int_t signal1 = GetDigit(0)->GetSignal(); | |
348 | Int_t signal2 = GetDigit(1)->GetSignal(); | |
349 | ||
350 | Double_t eta; | |
351 | ||
352 | ||
353 | if (strip1<strip2) | |
354 | { | |
355 | eta = ((Double_t)signal2)/((Double_t)(signal1+signal2)); | |
356 | if (eta<0.04) return strip1; | |
357 | if (eta>0.96) return strip2; | |
358 | return (strip1 + 0.43478261*eta + 0.2826087); | |
359 | } | |
360 | else | |
361 | { | |
362 | eta = ((Double_t)signal1)/((Double_t)(signal1+signal2)); | |
363 | if (eta<0.04) return strip2; | |
364 | if (eta>0.96) return strip1; | |
365 | return (strip2 + 0.43478261*eta + 0.2826087); | |
366 | } | |
367 | ||
368 | ||
369 | } | |
370 | ||
371 | Double_t AliITSclusterSSD::GetPositionError() | |
372 | { | |
373 | // comment to be written | |
374 | return (GetNumOfDigits()+1)/2; | |
375 | } | |
376 | ||
377 | Bool_t AliITSclusterSSD::IsCrossingWith(Int_t idx) | |
378 | { | |
379 | // comment to be written | |
e8189707 | 380 | for (Int_t i =0; i< fNCrosses;i++) |
b0f5e3fc | 381 | { |
382 | if (GetCross(i) == idx) return kTRUE; | |
383 | } | |
384 | return kFALSE; | |
385 | } |