]>
Commit | Line | Data |
---|---|---|
61e0abb5 | 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 | ||
ffa6d63b | 16 | /* $Id: */ |
61e0abb5 | 17 | |
18 | //_________________________________________________________________________ | |
ffa6d63b | 19 | // EMCAL digit: |
20 | // A Digit is the sum of the energy lost in an EMCAL Tower | |
21 | // It also stores information on Primary, and enterring particle | |
22 | // tracknumbers Digits are created using AliEMCALSDigitizer, followed | |
23 | // by AliEMCALDigitizer | |
61e0abb5 | 24 | // |
ffa6d63b | 25 | //*-- Author: Sahal Yacoob (LBL) |
26 | // based on : AliPHOSDigit | |
814ad4bf | 27 | //__________________________________________________________________________ |
61e0abb5 | 28 | |
29 | // --- ROOT system --- | |
30 | ||
31 | // --- Standard library --- | |
32 | ||
70479d0e | 33 | #include <Riostream.h> |
61e0abb5 | 34 | |
35 | // --- AliRoot header files --- | |
36 | ||
37 | #include "AliEMCALDigit.h" | |
814ad4bf | 38 | #include "AliEMCALGeometry.h" |
61e0abb5 | 39 | |
40 | ClassImp(AliEMCALDigit) | |
41 | ||
42 | //____________________________________________________________________________ | |
514da33c | 43 | AliEMCALDigit::AliEMCALDigit() : |
44 | AliDigitNew(), | |
45 | fNprimary(0), | |
46 | fNMaxPrimary(5), | |
47 | fPrimary(0x0), | |
48 | fNiparent(0), | |
49 | fNMaxiparent(5), | |
50 | fIparent(0x0), | |
51 | fMaxIter(0), | |
52 | fTime(0.), | |
53 | fTimeR(0.) | |
54 | ||
61e0abb5 | 55 | { |
56 | // default ctor | |
57 | ||
61e0abb5 | 58 | } |
59 | ||
60 | //____________________________________________________________________________ | |
814ad4bf | 61 | AliEMCALDigit::AliEMCALDigit(Int_t primary, Int_t iparent, Int_t id, Int_t DigEnergy, Float_t time, Int_t index) |
61e0abb5 | 62 | { |
63 | // ctor with all data | |
64 | ||
514da33c | 65 | // data memebrs of the base class (AliNewDigit) |
66 | fAmp = DigEnergy ; | |
67 | fId = id ; | |
68 | fIndexInList = index ; | |
69 | ||
70 | // data members | |
451bc3c5 | 71 | fNMaxPrimary = 25 ; |
fb8b329a | 72 | fNMaxiparent = 150 ; |
88d764f0 | 73 | fPrimary = new Int_t[fNMaxPrimary] ; |
74 | fIparent = new Int_t[fNMaxiparent] ; | |
814ad4bf | 75 | fTime = time ; |
04f0bda3 | 76 | fTimeR = fTime ; |
0c22a365 | 77 | fMaxIter = 5; |
61e0abb5 | 78 | if( primary != -1){ |
79 | fNprimary = 1 ; | |
7b62cd84 | 80 | fPrimary[0] = primary ; |
61e0abb5 | 81 | fNiparent = 1 ; |
82 | fIparent[0] = iparent ; | |
7b62cd84 | 83 | } |
61e0abb5 | 84 | else{ //If the contribution of this primary smaller than fDigitThreshold (AliEMCALv1) |
85 | fNprimary = 0 ; | |
86 | fPrimary[0] = -1 ; | |
87 | fNiparent = 0 ; | |
88 | fIparent[0] = -1 ; | |
89 | ||
90 | } | |
91 | Int_t i ; | |
92 | for ( i = 1; i < fNMaxPrimary ; i++) | |
93 | fPrimary[i] = -1 ; | |
94 | ||
f807c3bd | 95 | for ( i =1; i< fNMaxiparent ; i++) |
96 | fIparent[i] = -1 ; | |
61e0abb5 | 97 | } |
98 | ||
99 | //____________________________________________________________________________ | |
9e5d2067 | 100 | AliEMCALDigit::AliEMCALDigit(const AliEMCALDigit & digit) : AliDigitNew(digit) |
61e0abb5 | 101 | { |
102 | // copy ctor | |
103 | ||
514da33c | 104 | // data memebrs of the base class (AliNewDigit) |
105 | fAmp = digit.fAmp ; | |
106 | fId = digit.fId; | |
107 | fIndexInList = digit.fIndexInList ; | |
61e0abb5 | 108 | |
514da33c | 109 | // data members |
61e0abb5 | 110 | fNMaxPrimary = digit.fNMaxPrimary ; |
111 | fNMaxiparent = digit.fNMaxiparent ; | |
88d764f0 | 112 | fPrimary = new Int_t[fNMaxPrimary] ; |
113 | fIparent = new Int_t[fNMaxiparent] ; | |
61e0abb5 | 114 | Int_t i ; |
115 | for ( i = 0; i < fNMaxPrimary ; i++) | |
116 | fPrimary[i] = digit.fPrimary[i] ; | |
117 | Int_t j ; | |
118 | for (j = 0; j< fNMaxiparent ; j++) | |
119 | fIparent[j] = digit.fIparent[j] ; | |
814ad4bf | 120 | fTime = digit.fTime ; |
04f0bda3 | 121 | fTimeR = digit.fTimeR ; |
0c22a365 | 122 | fMaxIter = digit.fMaxIter; |
61e0abb5 | 123 | fNprimary = digit.fNprimary ; |
124 | fNiparent = digit.fNiparent ; | |
125 | } | |
126 | ||
127 | //____________________________________________________________________________ | |
128 | AliEMCALDigit::~AliEMCALDigit() | |
129 | { | |
130 | // Delete array of primiries if any | |
88d764f0 | 131 | delete [] fPrimary ; |
132 | delete [] fIparent ; | |
61e0abb5 | 133 | } |
134 | ||
135 | //____________________________________________________________________________ | |
136 | Int_t AliEMCALDigit::Compare(const TObject * obj) const | |
137 | { | |
138 | // Compares two digits with respect to its Id | |
139 | // to sort according increasing Id | |
140 | ||
141 | Int_t rv ; | |
142 | ||
143 | AliEMCALDigit * digit = (AliEMCALDigit *)obj ; | |
144 | ||
145 | Int_t iddiff = fId - digit->GetId() ; | |
146 | ||
147 | if ( iddiff > 0 ) | |
148 | rv = 1 ; | |
149 | else if ( iddiff < 0 ) | |
150 | rv = -1 ; | |
151 | else | |
152 | rv = 0 ; | |
153 | ||
154 | return rv ; | |
155 | ||
156 | } | |
157 | ||
814ad4bf | 158 | //____________________________________________________________________________ |
88cb7938 | 159 | Float_t AliEMCALDigit::GetEta() const |
14ce0a6e | 160 | { |
161 | //return pseudorapidity for this digit | |
162 | // should be change in EMCALGeometry - 19-nov-04 | |
814ad4bf | 163 | Float_t eta=-10., phi=-10.; |
563aa66c | 164 | Int_t id = GetId(); |
5dee926e | 165 | const AliEMCALGeometry *g = AliEMCALGeometry::GetInstance(); |
563aa66c | 166 | g->EtaPhiFromIndex(id,eta,phi); |
814ad4bf | 167 | return eta ; |
168 | } | |
169 | ||
170 | //____________________________________________________________________________ | |
88cb7938 | 171 | Float_t AliEMCALDigit::GetPhi() const |
14ce0a6e | 172 | { |
173 | //return phi coordinate of digit | |
174 | // should be change in EMCALGeometry - 19-nov-04 | |
814ad4bf | 175 | Float_t eta=-10., phi=-10.; |
563aa66c | 176 | Int_t id = GetId(); |
5dee926e | 177 | const AliEMCALGeometry *g = AliEMCALGeometry::GetInstance(); |
563aa66c | 178 | g->EtaPhiFromIndex(id,eta,phi); |
814ad4bf | 179 | return phi ; |
180 | } | |
181 | ||
61e0abb5 | 182 | //____________________________________________________________________________ |
183 | Int_t AliEMCALDigit::GetPrimary(Int_t index) const | |
184 | { | |
185 | // retrieves the primary particle number given its index in the list | |
186 | Int_t rv = -1 ; | |
fdebddeb | 187 | if ( (index <= fNprimary) && (index > 0)){ |
61e0abb5 | 188 | rv = fPrimary[index-1] ; |
189 | } | |
190 | ||
191 | return rv ; | |
192 | ||
193 | } | |
194 | ||
195 | //____________________________________________________________________________ | |
196 | Int_t AliEMCALDigit::GetIparent(Int_t index) const | |
197 | { | |
198 | // retrieves the primary particle number given its index in the list | |
199 | Int_t rv = -1 ; | |
200 | if ( index <= fNiparent ){ | |
201 | rv = fIparent[index-1] ; | |
202 | } | |
203 | ||
204 | return rv ; | |
205 | ||
206 | } | |
207 | ||
61e0abb5 | 208 | //____________________________________________________________________________ |
209 | void AliEMCALDigit::ShiftPrimary(Int_t shift){ | |
fdebddeb | 210 | //shifts primary number to BIG offset, to separate primary in different TreeK |
61e0abb5 | 211 | Int_t index ; |
212 | for(index = 0; index <fNprimary; index++ ){ | |
213 | fPrimary[index] = fPrimary[index]+ shift * 10000000 ;} | |
214 | for(index =0; index <fNiparent; index++){ | |
215 | fIparent[index] = fIparent[index] + shift * 10000000 ;} | |
216 | } | |
217 | //____________________________________________________________________________ | |
218 | Bool_t AliEMCALDigit::operator==(AliEMCALDigit const & digit) const | |
219 | { | |
220 | // Two digits are equal if they have the same Id | |
221 | ||
222 | if ( fId == digit.fId ) | |
223 | return kTRUE ; | |
224 | else | |
225 | return kFALSE ; | |
226 | } | |
227 | ||
228 | //____________________________________________________________________________ | |
0a4cb131 | 229 | AliEMCALDigit AliEMCALDigit::operator+(const AliEMCALDigit &digit) |
61e0abb5 | 230 | { |
231 | // Adds the amplitude of digits and completes the list of primary particles | |
232 | // if amplitude is larger than | |
233 | ||
234 | fAmp += digit.fAmp ; | |
814ad4bf | 235 | if(fTime > digit.fTime) |
236 | fTime = digit.fTime ; | |
04f0bda3 | 237 | fTimeR = fTime ; |
7b62cd84 | 238 | |
61e0abb5 | 239 | Int_t max1 = fNprimary ; |
240 | Int_t max2 = fNiparent ; | |
241 | Int_t index ; | |
7b62cd84 | 242 | for (index = 0 ; index < digit.fNprimary ; index++){ |
61e0abb5 | 243 | Bool_t deja = kTRUE ; |
244 | Int_t old ; | |
245 | for ( old = 0 ; (old < max1) && deja; old++) { //already have this primary? | |
7b62cd84 | 246 | if(fPrimary[old] == digit.fPrimary[index]) |
61e0abb5 | 247 | deja = kFALSE; |
248 | } | |
249 | if(deja){ | |
7b62cd84 | 250 | if(max1<fNMaxPrimary){ fPrimary[max1] = digit.fPrimary[index] ; |
61e0abb5 | 251 | fNprimary++ ; |
7b62cd84 | 252 | max1++;} |
253 | if(fNprimary==fNMaxPrimary) { | |
8704424d | 254 | |
451bc3c5 | 255 | TString mess = " NMaxPrimary = " ; |
256 | mess += fNMaxPrimary ; | |
257 | mess += " is too small" ; | |
258 | Fatal("AliEMCALDigit::Operator+ -->" , mess.Data()) ; | |
8704424d | 259 | |
61e0abb5 | 260 | } |
261 | } | |
262 | } | |
263 | ||
264 | for (index = 0 ; index < digit.fNiparent ; index++){ | |
265 | Bool_t dejavu = kTRUE ; | |
266 | Int_t old ; | |
267 | for ( old = 0 ; (old < max2) && dejavu; old++) { //already have this primary? | |
7b62cd84 | 268 | if(fIparent[old] == digit.fIparent[index]) |
61e0abb5 | 269 | dejavu = kFALSE; |
270 | } | |
271 | if(dejavu){ | |
7b62cd84 | 272 | if(max2<fNMaxiparent){ fIparent[max2] = digit.fIparent[index] ; |
61e0abb5 | 273 | fNiparent++ ; |
7b62cd84 | 274 | max2++;} |
275 | if(fNiparent==fNMaxiparent) { | |
8704424d | 276 | |
451bc3c5 | 277 | TString mess = " NMaxiparent = " ; |
278 | mess += fNMaxiparent ; | |
279 | mess += " is too small" ; | |
280 | Fatal("AliEMCALDigit::Operator+ -->", mess.Data()) ; | |
8704424d | 281 | |
61e0abb5 | 282 | } |
283 | } | |
284 | } | |
285 | ||
286 | return *this ; | |
287 | } | |
288 | ||
563aa66c | 289 | //____________________________________________________________________________ |
0a4cb131 | 290 | AliEMCALDigit AliEMCALDigit::operator*(Float_t factor) |
563aa66c | 291 | { |
292 | // Multiplies the amplitude by a factor | |
293 | ||
294 | Float_t tempo = static_cast<Float_t>(fAmp) ; | |
295 | tempo *= factor ; | |
296 | fAmp = static_cast<Int_t>(TMath::Ceil(tempo)) ; | |
297 | return *this ; | |
298 | } | |
299 | ||
61e0abb5 | 300 | //____________________________________________________________________________ |
301 | ostream& operator << ( ostream& out , const AliEMCALDigit & digit) | |
302 | { | |
303 | // Prints the data of the digit | |
304 | ||
814ad4bf | 305 | out << "ID " << digit.fId << " Energy = " << digit.fAmp << " Time = " << digit.fTime << endl ; |
61e0abb5 | 306 | Int_t i,j ; |
307 | for(i=0;i<digit.fNprimary;i++) | |
308 | out << "Primary " << i+1 << " = " << digit.fPrimary[i] << endl ; | |
309 | ||
310 | for(j=0;j<digit.fNiparent;j++) | |
311 | out << "Iparent " << j+1 << " = " << digit.fIparent[j] << endl ; | |
312 | out << "Position in list = " << digit.fIndexInList << endl ; | |
313 | return out ; | |
314 | } | |
315 | ||
316 |