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d15a28e7 | 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 | ||
b2a60966 | 16 | /* $Id$ */ |
17 | ||
702ab87e | 18 | /* History of cvs commits: |
19 | * | |
20 | * $Log$ | |
21 | */ | |
22 | ||
d15a28e7 | 23 | //_________________________________________________________________________ |
b2a60966 | 24 | // PHOS digit: Id |
25 | // energy | |
26 | // 3 identifiers for the primary particle(s) at the origine of the digit | |
27 | // The digits are made in FinishEvent() by summing all the hits in a single PHOS crystal or PPSD gas cell | |
b2a60966 | 28 | // |
9688c1dd | 29 | //*-- Author: Laurent Aphecetche & Yves Schutz (SUBATECH) & Dmitri Peressounko (RRC KI & SUBATECH) |
b2a60966 | 30 | |
d15a28e7 | 31 | |
32 | // --- ROOT system --- | |
33 | ||
88cb7938 | 34 | #include "TMath.h" |
35 | ||
d15a28e7 | 36 | // --- Standard library --- |
37 | ||
d15a28e7 | 38 | // --- AliRoot header files --- |
39 | ||
40 | #include "AliPHOSDigit.h" | |
41 | ||
42 | ||
88cb7938 | 43 | |
44 | ||
d15a28e7 | 45 | ClassImp(AliPHOSDigit) |
46 | ||
cf239357 | 47 | //____________________________________________________________________________ |
f741ce93 | 48 | AliPHOSDigit::AliPHOSDigit() |
cf239357 | 49 | { |
b2a60966 | 50 | // default ctor |
51 | ||
83974468 | 52 | fIndexInList = -1 ; |
53 | fNprimary = 0 ; | |
88cb7938 | 54 | fPrimary = 0; |
04f0bda3 | 55 | fTime = 0. ; |
56 | fTimeR = 0. ; | |
cf239357 | 57 | } |
58 | ||
d15a28e7 | 59 | //____________________________________________________________________________ |
9688c1dd | 60 | AliPHOSDigit::AliPHOSDigit(Int_t primary, Int_t id, Int_t digEnergy, Float_t time, Int_t index) |
d15a28e7 | 61 | { |
b2a60966 | 62 | // ctor with all data |
63 | ||
7b7c1533 | 64 | fAmp = digEnergy ; |
9688c1dd | 65 | fTime = time ; |
04f0bda3 | 66 | fTimeR = fTime ; |
83974468 | 67 | fId = id ; |
68 | fIndexInList = index ; | |
4a2ca5e9 | 69 | if( primary != -1){ |
70 | fNprimary = 1 ; | |
adc232ca | 71 | fPrimary = new Int_t[fNprimary] ; |
366c5d6f | 72 | fPrimary[0] = primary ; |
4a2ca5e9 | 73 | } |
74 | else{ //If the contribution of this primary smaller than fDigitThreshold (AliPHOSv1) | |
adc232ca | 75 | fNprimary = 0 ; |
76 | fPrimary = 0 ; | |
4a2ca5e9 | 77 | } |
cf239357 | 78 | } |
79 | ||
80 | //____________________________________________________________________________ | |
a8c47ab6 | 81 | AliPHOSDigit::AliPHOSDigit(const AliPHOSDigit & digit) : AliDigitNew(digit) |
b2a60966 | 82 | { |
83 | // copy ctor | |
36d93c12 | 84 | |
adc232ca | 85 | fNprimary = digit.fNprimary ; |
86 | if(fNprimary){ | |
87 | fPrimary = new Int_t[fNprimary] ; | |
88 | for (Int_t i = 0; i < fNprimary ; i++) | |
89 | fPrimary[i] = digit.fPrimary[i] ; | |
90 | } | |
91 | else | |
92 | fPrimary = 0 ; | |
83974468 | 93 | fAmp = digit.fAmp ; |
9688c1dd | 94 | fTime = digit.fTime ; |
04f0bda3 | 95 | fTimeR = digit.fTimeR ; |
83974468 | 96 | fId = digit.fId; |
97 | fIndexInList = digit.fIndexInList ; | |
ff4c968a | 98 | } |
99 | ||
2e5c3041 | 100 | //____________________________________________________________________________ |
36d93c12 | 101 | AliPHOSDigit::~AliPHOSDigit() |
2e5c3041 | 102 | { |
103 | // Delete array of primiries if any | |
adc232ca | 104 | if(fPrimary) |
105 | delete [] fPrimary ; | |
2e5c3041 | 106 | } |
107 | ||
d15a28e7 | 108 | //____________________________________________________________________________ |
037cc66d | 109 | Int_t AliPHOSDigit::Compare(const TObject * obj) const |
d15a28e7 | 110 | { |
b2a60966 | 111 | // Compares two digits with respect to its Id |
112 | // to sort according increasing Id | |
113 | ||
88714635 | 114 | Int_t rv ; |
cf239357 | 115 | |
116 | AliPHOSDigit * digit = (AliPHOSDigit *)obj ; | |
117 | ||
118 | Int_t iddiff = fId - digit->GetId() ; | |
119 | ||
120 | if ( iddiff > 0 ) | |
121 | rv = 1 ; | |
122 | else if ( iddiff < 0 ) | |
123 | rv = -1 ; | |
124 | else | |
125 | rv = 0 ; | |
126 | ||
127 | return rv ; | |
128 | ||
129 | } | |
26d4b141 | 130 | |
131 | //____________________________________________________________________________ | |
132 | Int_t AliPHOSDigit::GetPrimary(Int_t index) const | |
133 | { | |
2f04ed65 | 134 | // retrieves the primary particle number given its index in the list |
36d93c12 | 135 | Int_t rv = -1 ; |
36641f9d | 136 | if ( index <= fNprimary && index > 0){ |
36d93c12 | 137 | rv = fPrimary[index-1] ; |
138 | } | |
26d4b141 | 139 | |
140 | return rv ; | |
366c5d6f | 141 | |
26d4b141 | 142 | } |
990119d6 | 143 | //____________________________________________________________________________ |
702ab87e | 144 | void AliPHOSDigit::Print(const Option_t *) const |
d8ca0b45 | 145 | { |
e957fea8 | 146 | // Print the digit together with list of primaries |
04f0bda3 | 147 | printf("PHOS digit: Amp=%d, Id=%d, Time=%e, TimeR=%e, NPrim=%d ",fAmp,fId,fTime,fTimeR,fNprimary); |
adc232ca | 148 | for(Int_t index = 0; index <fNprimary; index ++ ) |
149 | printf(" %d ",fPrimary[index]); | |
150 | printf("\n") ; | |
d8ca0b45 | 151 | } |
152 | //____________________________________________________________________________ | |
a4e98857 | 153 | void AliPHOSDigit::ShiftPrimary(Int_t shift) |
154 | { | |
155 | //shifts primary number to BIG offset, to separate primary in different TreeK | |
adc232ca | 156 | for(Int_t index = 0; index <fNprimary; index ++ ){ |
157 | fPrimary[index]+= shift ; | |
990119d6 | 158 | } |
159 | } | |
cf239357 | 160 | //____________________________________________________________________________ |
161 | Bool_t AliPHOSDigit::operator==(AliPHOSDigit const & digit) const | |
162 | { | |
b2a60966 | 163 | // Two digits are equal if they have the same Id |
164 | ||
cf239357 | 165 | if ( fId == digit.fId ) |
d15a28e7 | 166 | return kTRUE ; |
167 | else | |
168 | return kFALSE ; | |
169 | } | |
cf239357 | 170 | |
d15a28e7 | 171 | //____________________________________________________________________________ |
cf239357 | 172 | AliPHOSDigit& AliPHOSDigit::operator+(AliPHOSDigit const & digit) |
d15a28e7 | 173 | { |
adc232ca | 174 | |
b2a60966 | 175 | // Adds the amplitude of digits and completes the list of primary particles |
adc232ca | 176 | if(digit.fNprimary>0){ |
177 | Int_t *tmp = new Int_t[fNprimary+digit.fNprimary] ; | |
178 | if(fAmp < digit.fAmp){//most energetic primary in second digit => first primaries in list from second digit | |
179 | for (Int_t index = 0 ; index < digit.fNprimary ; index++) | |
180 | tmp[index]=(digit.fPrimary)[index] ; | |
181 | for (Int_t index = 0 ; index < fNprimary ; index++) | |
182 | tmp[index+digit.fNprimary]=fPrimary[index] ; | |
183 | } | |
184 | else{ //add new primaries to the end | |
185 | for (Int_t index = 0 ; index < fNprimary ; index++) | |
186 | tmp[index]=fPrimary[index] ; | |
187 | for (Int_t index = 0 ; index < digit.fNprimary ; index++) | |
188 | tmp[index+fNprimary]=(digit.fPrimary)[index] ; | |
189 | } | |
190 | if(fPrimary) | |
191 | delete []fPrimary ; | |
192 | fPrimary = tmp ; | |
193 | } | |
194 | fNprimary+=digit.fNprimary ; | |
195 | fAmp += digit.fAmp ; | |
196 | if(fTime > digit.fTime) | |
197 | fTime = digit.fTime ; | |
04f0bda3 | 198 | fTimeR = fTime ; |
adc232ca | 199 | return *this ; |
88cb7938 | 200 | } |
88cb7938 | 201 | //____________________________________________________________________________ |
202 | AliPHOSDigit& AliPHOSDigit::operator*(Float_t factor) | |
203 | { | |
204 | // Multiplies the amplitude by a factor | |
bb53c80c | 205 | |
88cb7938 | 206 | Float_t tempo = static_cast<Float_t>(fAmp) ; |
207 | tempo *= factor ; | |
208 | fAmp = static_cast<Int_t>(TMath::Ceil(tempo)) ; | |
d15a28e7 | 209 | return *this ; |
210 | } | |
211 | ||
212 | //____________________________________________________________________________ | |
cf239357 | 213 | ostream& operator << ( ostream& out , const AliPHOSDigit & digit) |
d15a28e7 | 214 | { |
b2a60966 | 215 | // Prints the data of the digit |
216 | ||
21cd0c07 | 217 | // out << "ID " << digit.fId << " Energy = " << digit.fAmp << " Time = " << digit.fTime << endl ; |
218 | // Int_t i ; | |
219 | // for(i=0;i<digit.fNprimary;i++) | |
220 | // out << "Primary " << i+1 << " = " << digit.fPrimary[i] << endl ; | |
221 | // out << "Position in list = " << digit.fIndexInList << endl ; | |
222 | digit.Warning("operator <<", "Implement differently") ; | |
d15a28e7 | 223 | return out ; |
224 | } | |
225 | ||
cf239357 | 226 |