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1 | /************************************************************************** | |
2 | * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. * | |
3 | * * | |
4 | * Author: The ALICE Off-line Project. * | |
5 | * Contributors are mentioned in the code where appropriate. * | |
6 | * * | |
7 | * Permission to use, copy, modify and distribute this software and its * | |
8 | * documentation strictly for non-commercial purposes is hereby granted * | |
9 | * without fee, provided that the above copyright notice appears in all * | |
10 | * copies and that both the copyright notice and this permission notice * | |
11 | * appear in the supporting documentation. The authors make no claims * | |
12 | * about the suitability of this software for any purpose. It is * | |
13 | * provided "as is" without express or implied warranty. * | |
14 | **************************************************************************/ | |
15 | ||
16 | /* $Id$ */ | |
17 | ||
18 | /* History of cvs commits: | |
19 | * | |
20 | * $Log$ | |
21 | * Revision 1.39 2006/04/22 15:04:24 hristov | |
22 | * Effective C++ initialization of data members in the default constructor | |
23 | * | |
24 | * Revision 1.38 2006/04/22 10:30:17 hristov | |
25 | * Add fEnergy to AliPHOSDigit and operate with EMC amplitude in energy units (Yu.Kharlov) | |
26 | * | |
27 | * Revision 1.37 2005/05/28 14:19:04 schutz | |
28 | * Compilation warnings fixed by T.P. | |
29 | * | |
30 | */ | |
31 | ||
32 | //_________________________________________________________________________ | |
33 | // PHOS digit: Id | |
34 | // energy | |
35 | // 3 identifiers for the primary particle(s) at the origine of the digit | |
36 | // The digits are made in FinishEvent() by summing all the hits in a single PHOS crystal or PPSD gas cell | |
37 | // | |
38 | //*-- Author: Laurent Aphecetche & Yves Schutz (SUBATECH) & Dmitri Peressounko (RRC KI & SUBATECH) | |
39 | ||
40 | ||
41 | // --- ROOT system --- | |
42 | ||
43 | #include "TMath.h" | |
44 | ||
45 | // --- Standard library --- | |
46 | ||
47 | // --- AliRoot header files --- | |
48 | ||
49 | #include "AliPHOSDigit.h" | |
50 | #include "AliLog.h" | |
51 | ||
52 | ||
53 | ||
54 | ClassImp(AliPHOSDigit) | |
55 | ||
56 | //____________________________________________________________________________ | |
57 | AliPHOSDigit::AliPHOSDigit() : | |
58 | AliDigitNew(), | |
59 | fNprimary(0), | |
60 | fPrimary(0x0), | |
61 | fEnergy(0.), | |
62 | fTime(0.), | |
63 | fTimeR(0.), | |
64 | fNSamplesHG(0), | |
65 | fNSamplesLG(0), | |
66 | fSamplesHG(0), | |
67 | fSamplesLG(0) | |
68 | { | |
69 | // default ctor | |
70 | } | |
71 | ||
72 | //____________________________________________________________________________ | |
73 | AliPHOSDigit::AliPHOSDigit(Int_t primary, Int_t id, Int_t digEnergy, Float_t time, Int_t index) : | |
74 | fNprimary(0), | |
75 | fPrimary(0), | |
76 | fEnergy(0.f), | |
77 | fTime(0.f), | |
78 | fTimeR(0.f), | |
79 | fNSamplesHG(0), | |
80 | fNSamplesLG(0), | |
81 | fSamplesHG(0), | |
82 | fSamplesLG(0) | |
83 | { | |
84 | // ctor with all data | |
85 | ||
86 | fAmp = digEnergy ; | |
87 | fEnergy = 0 ; | |
88 | fTime = time ; | |
89 | fTimeR = fTime ; | |
90 | fId = id ; | |
91 | fIndexInList = index ; | |
92 | if( primary != -1){ | |
93 | fNprimary = 1 ; | |
94 | fPrimary = new Int_t[fNprimary] ; | |
95 | fPrimary[0] = primary ; | |
96 | } | |
97 | else{ //If the contribution of this primary smaller than fDigitThreshold (AliPHOSv1) | |
98 | fNprimary = 0 ; | |
99 | fPrimary = 0 ; | |
100 | } | |
101 | } | |
102 | ||
103 | //____________________________________________________________________________ | |
104 | AliPHOSDigit::AliPHOSDigit(Int_t primary, Int_t id, Float_t energy, Float_t time, Int_t index) : | |
105 | fNprimary(0), | |
106 | fPrimary(0), | |
107 | fEnergy(0.f), | |
108 | fTime(0.f), | |
109 | fTimeR(0.f), | |
110 | fNSamplesHG(0), | |
111 | fNSamplesLG(0), | |
112 | fSamplesHG(0), | |
113 | fSamplesLG(0) | |
114 | { | |
115 | // ctor with all data | |
116 | ||
117 | fAmp = 0 ; | |
118 | fEnergy = energy ; | |
119 | fTime = time ; | |
120 | fTimeR = fTime ; | |
121 | fId = id ; | |
122 | fIndexInList = index ; | |
123 | if( primary != -1){ | |
124 | fNprimary = 1 ; | |
125 | fPrimary = new Int_t[fNprimary] ; | |
126 | fPrimary[0] = primary ; | |
127 | } | |
128 | else{ //If the contribution of this primary smaller than fDigitThreshold (AliPHOSv1) | |
129 | fNprimary = 0 ; | |
130 | fPrimary = 0 ; | |
131 | } | |
132 | } | |
133 | ||
134 | //____________________________________________________________________________ | |
135 | AliPHOSDigit::AliPHOSDigit(const AliPHOSDigit & digit) : | |
136 | AliDigitNew(digit), | |
137 | fNprimary(digit.fNprimary), | |
138 | fPrimary(0), | |
139 | fEnergy(digit.fEnergy), | |
140 | fTime(digit.fTime), | |
141 | fTimeR(digit.fTimeR), | |
142 | fNSamplesHG(0), | |
143 | fNSamplesLG(0), | |
144 | fSamplesHG(0), | |
145 | fSamplesLG(0) | |
146 | { | |
147 | // copy ctor | |
148 | if(fNprimary){ | |
149 | fPrimary = new Int_t[fNprimary] ; | |
150 | for (Int_t i = 0; i < fNprimary ; i++) | |
151 | fPrimary[i] = digit.fPrimary[i] ; | |
152 | } | |
153 | else | |
154 | fPrimary = 0 ; | |
155 | fAmp = digit.fAmp ; | |
156 | fId = digit.fId; | |
157 | fIndexInList = digit.fIndexInList ; | |
158 | } | |
159 | ||
160 | //____________________________________________________________________________ | |
161 | AliPHOSDigit::~AliPHOSDigit() | |
162 | { | |
163 | // Delete array of primaries if any | |
164 | if (fPrimary) delete [] fPrimary ; | |
165 | // Delete arrays of ALTRO samples if any | |
166 | if (fSamplesHG) delete [] fSamplesHG; | |
167 | if (fSamplesLG) delete [] fSamplesLG; | |
168 | } | |
169 | ||
170 | //____________________________________________________________________________ | |
171 | Int_t AliPHOSDigit::Compare(const TObject * obj) const | |
172 | { | |
173 | // Compares two digits with respect to its Id | |
174 | // to sort according increasing Id | |
175 | ||
176 | Int_t rv ; | |
177 | ||
178 | AliPHOSDigit * digit = (AliPHOSDigit *)obj ; | |
179 | ||
180 | Int_t iddiff = fId - digit->GetId() ; | |
181 | ||
182 | if ( iddiff > 0 ) | |
183 | rv = 1 ; | |
184 | else if ( iddiff < 0 ) | |
185 | rv = -1 ; | |
186 | else | |
187 | rv = 0 ; | |
188 | ||
189 | return rv ; | |
190 | ||
191 | } | |
192 | ||
193 | //____________________________________________________________________________ | |
194 | Int_t AliPHOSDigit::GetPrimary(Int_t index) const | |
195 | { | |
196 | // retrieves the primary particle number given its index in the list | |
197 | Int_t rv = -1 ; | |
198 | if ( index <= fNprimary && index > 0){ | |
199 | rv = fPrimary[index-1] ; | |
200 | } | |
201 | ||
202 | return rv ; | |
203 | ||
204 | } | |
205 | ||
206 | //____________________________________________________________________________ | |
207 | void AliPHOSDigit::SetALTROSamplesHG(Int_t nSamplesHG, Int_t *samplesHG) | |
208 | { | |
209 | fNSamplesHG = nSamplesHG; | |
210 | fSamplesHG = new UShort_t[fNSamplesHG]; | |
211 | UShort_t i; | |
212 | for (i=0; i<fNSamplesHG; i++) { | |
213 | fSamplesHG[i] = samplesHG[i]; | |
214 | } | |
215 | } | |
216 | //____________________________________________________________________________ | |
217 | void AliPHOSDigit::SetALTROSamplesLG(Int_t nSamplesLG, Int_t *samplesLG) | |
218 | { | |
219 | fNSamplesLG = nSamplesLG; | |
220 | fSamplesLG = new UShort_t[fNSamplesLG]; | |
221 | UShort_t i; | |
222 | for (i=0; i<fNSamplesLG; i++) { | |
223 | fSamplesLG[i] = samplesLG[i]; | |
224 | } | |
225 | } | |
226 | //____________________________________________________________________________ | |
227 | void AliPHOSDigit::Print(const Option_t *) const | |
228 | { | |
229 | // Print the digit together with list of primaries | |
230 | TString line = Form("PHOS digit: E=%.3f, Id=%d, Time=%.3e, TimeR=%.3e, NPrim=%d, nHG=%d, nLG=%d \n", | |
231 | fEnergy,fId,fTime,fTimeR,fNprimary,fNSamplesHG,fNSamplesLG); | |
232 | line += "\tList of primaries: "; | |
233 | for (Int_t index = 0; index <fNprimary; index ++ ) | |
234 | line += Form(" %d ",fPrimary[index]); | |
235 | line += "\n"; | |
236 | line += "\tSamples HG: "; | |
237 | for (Int_t i = 0; i <fNSamplesHG; i++) | |
238 | line += Form(" %d ",fSamplesHG[i]); | |
239 | line += "\n"; | |
240 | line += "\tSamples LG: "; | |
241 | for (Int_t i = 0; i <fNSamplesLG; i++) | |
242 | line += Form(" %d ",fSamplesLG[i]); | |
243 | line += "\n"; | |
244 | AliDebug(2,line); | |
245 | } | |
246 | //____________________________________________________________________________ | |
247 | void AliPHOSDigit::ShiftPrimary(Int_t shift) | |
248 | { | |
249 | //shifts primary number to BIG offset, to separate primary in different TreeK | |
250 | for(Int_t index = 0; index <fNprimary; index ++ ){ | |
251 | fPrimary[index]+= shift ; | |
252 | } | |
253 | } | |
254 | //____________________________________________________________________________ | |
255 | Bool_t AliPHOSDigit::operator==(AliPHOSDigit const & digit) const | |
256 | { | |
257 | // Two digits are equal if they have the same Id | |
258 | ||
259 | if ( fId == digit.fId ) | |
260 | return kTRUE ; | |
261 | else | |
262 | return kFALSE ; | |
263 | } | |
264 | ||
265 | //____________________________________________________________________________ | |
266 | AliPHOSDigit& AliPHOSDigit::operator+=(AliPHOSDigit const & digit) | |
267 | { | |
268 | ||
269 | // Adds the amplitude of digits and completes the list of primary particles | |
270 | if(digit.fNprimary>0){ | |
271 | Int_t *tmp = new Int_t[fNprimary+digit.fNprimary] ; | |
272 | if(fAmp < digit.fAmp || fEnergy < digit.fEnergy){//most energetic primary in second digit => first primaries in list from second digit | |
273 | for (Int_t index = 0 ; index < digit.fNprimary ; index++) | |
274 | tmp[index]=(digit.fPrimary)[index] ; | |
275 | for (Int_t index = 0 ; index < fNprimary ; index++) | |
276 | tmp[index+digit.fNprimary]=fPrimary[index] ; | |
277 | } | |
278 | else{ //add new primaries to the end | |
279 | for (Int_t index = 0 ; index < fNprimary ; index++) | |
280 | tmp[index]=fPrimary[index] ; | |
281 | for (Int_t index = 0 ; index < digit.fNprimary ; index++) | |
282 | tmp[index+fNprimary]=(digit.fPrimary)[index] ; | |
283 | } | |
284 | if(fPrimary) | |
285 | delete []fPrimary ; | |
286 | fPrimary = tmp ; | |
287 | } | |
288 | fNprimary+=digit.fNprimary ; | |
289 | fAmp += digit.fAmp ; | |
290 | fEnergy += digit.fEnergy ; | |
291 | if(fTime > digit.fTime) | |
292 | fTime = digit.fTime ; | |
293 | fTimeR = fTime ; | |
294 | ||
295 | // Add high-gain ALTRO samples | |
296 | UShort_t i; | |
297 | if (digit.fNSamplesHG > fNSamplesHG) { | |
298 | UShort_t newNSamplesHG = digit.fNSamplesHG; | |
299 | UShort_t *newSamplesHG = new UShort_t[newNSamplesHG]; | |
300 | for (i=0; i<newNSamplesHG; i++) { | |
301 | if (i<fNSamplesHG) | |
302 | newSamplesHG[i] = TMath::Max(1023,fSamplesHG[i] + (digit.fSamplesHG)[i]); | |
303 | else | |
304 | newSamplesHG[i] = (digit.fSamplesHG)[i]; | |
305 | } | |
306 | delete [] fSamplesHG; | |
307 | fSamplesHG = new UShort_t[newNSamplesHG]; | |
308 | for (i=0; i<newNSamplesHG; i++) { | |
309 | fSamplesHG[i] = newSamplesHG[i]; | |
310 | } | |
311 | delete [] newSamplesHG; | |
312 | } | |
313 | else { | |
314 | for (i=0; i<fNSamplesHG; i++) | |
315 | fSamplesHG[i] = TMath::Max(1023,fSamplesHG[i] + (digit.fSamplesHG)[i]); | |
316 | } | |
317 | ||
318 | // Add low-gain ALTRO samples | |
319 | if (digit.fNSamplesLG > fNSamplesLG) { | |
320 | UShort_t newNSamplesLG = digit.fNSamplesLG; | |
321 | UShort_t *newSamplesLG = new UShort_t[newNSamplesLG]; | |
322 | for (i=0; i<newNSamplesLG; i++) { | |
323 | if (i<fNSamplesLG) | |
324 | newSamplesLG[i] = TMath::Max(1023,fSamplesLG[i] + (digit.fSamplesLG)[i]); | |
325 | else | |
326 | newSamplesLG[i] = (digit.fSamplesLG)[i]; | |
327 | } | |
328 | delete [] fSamplesLG; | |
329 | fSamplesLG = new UShort_t[newNSamplesLG]; | |
330 | for (i=0; i<newNSamplesLG; i++) { | |
331 | fSamplesLG[i] = newSamplesLG[i]; | |
332 | } | |
333 | delete [] newSamplesLG; | |
334 | } | |
335 | else { | |
336 | for (i=0; i<fNSamplesLG; i++) | |
337 | fSamplesLG[i] = TMath::Max(1023,fSamplesLG[i] + (digit.fSamplesLG)[i]); | |
338 | } | |
339 | ||
340 | return *this ; | |
341 | } | |
342 | //____________________________________________________________________________ | |
343 | AliPHOSDigit& AliPHOSDigit::operator *= (Float_t factor) | |
344 | { | |
345 | // Multiplies the amplitude by a factor | |
346 | ||
347 | Float_t tempo = static_cast<Float_t>(fAmp) ; | |
348 | tempo *= factor ; | |
349 | fAmp = static_cast<Int_t>(TMath::Ceil(tempo)) ; | |
350 | return *this ; | |
351 | } | |
352 | ||
353 | //____________________________________________________________________________ | |
354 | ostream& operator << ( ostream& out , const AliPHOSDigit & digit) | |
355 | { | |
356 | // Prints the data of the digit | |
357 | ||
358 | // out << "ID " << digit.fId << " Energy = " << digit.fAmp << " Time = " << digit.fTime << endl ; | |
359 | // Int_t i ; | |
360 | // for(i=0;i<digit.fNprimary;i++) | |
361 | // out << "Primary " << i+1 << " = " << digit.fPrimary[i] << endl ; | |
362 | // out << "Position in list = " << digit.fIndexInList << endl ; | |
363 | digit.Warning("operator <<", "Implement differently") ; | |
364 | return out ; | |
365 | } | |
366 | ||
367 |