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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 | // **************************************************************** | |
17 | // | |
18 | // Trigger class for ZDC | |
19 | // | |
20 | // **************************************************************** | |
21 | ||
22 | #include "AliLog.h" | |
23 | #include "AliRun.h" | |
24 | #include "AliLoader.h" | |
25 | #include "AliRunLoader.h" | |
26 | #include "AliTriggerInput.h" | |
27 | ||
28 | #include "AliZDC.h" | |
29 | #include "AliZDCDigit.h" | |
30 | #include "AliZDCTrigger.h" | |
31 | ||
32 | //________________________________________________________________ | |
33 | ClassImp(AliZDCTrigger) | |
34 | ||
35 | //________________________________________________________________ | |
36 | AliZDCTrigger::AliZDCTrigger() : AliTriggerDetector() | |
37 | { | |
38 | // Constructor | |
39 | SetName("ZDC"); | |
40 | CreateInputs(); | |
41 | // | |
42 | SetZDCLeftMinCut(0); | |
43 | SetZDCRightMinCut(0); | |
44 | SetZEMMinCut(0); | |
45 | SetZDCLeftEMDCuts(0,0); | |
46 | SetZDCRightEMDCuts(0,0); | |
47 | SetZDCLeftMBCut(0); | |
48 | SetZDCRightMBCut(0); | |
49 | SetZDCLeftCentrCut(0); | |
50 | SetZDCRightCentrCut(0); | |
51 | SetZDCLeftSemiCentrCut(0); | |
52 | SetZDCRightSemiCentrCut(0); | |
53 | SetZEMCentrCut(0); | |
54 | ||
55 | } | |
56 | ||
57 | //________________________________________________________________ | |
58 | void AliZDCTrigger::CreateInputs() | |
59 | { | |
60 | // Trigger inputs | |
61 | ||
62 | // Do not create inputs again!! | |
63 | if( fInputs.GetEntriesFast() > 0 ) return; | |
64 | ||
65 | fInputs.AddLast(new AliTriggerInput("ZDC_1_L1", "ZDC Minimum Bias", 0x01)); | |
66 | fInputs.AddLast(new AliTriggerInput("ZDC_2_L1", "ZDC Semi-central", 0x02)); | |
67 | fInputs.AddLast(new AliTriggerInput("ZDC_3_L1", "ZDC Central", 0x04)); | |
68 | fInputs.AddLast(new AliTriggerInput("ZDC_EMD_L1", "ZDC EMD events", 0x08)); | |
69 | } | |
70 | ||
71 | //________________________________________________________________ | |
72 | void AliZDCTrigger::Trigger() | |
73 | { | |
74 | ||
75 | // Trigger selection | |
76 | // | |
77 | AliRunLoader *runLoader = gAlice->GetRunLoader(); | |
78 | ||
79 | AliLoader *aZDCLoader = runLoader->GetLoader("ZDCLoader"); | |
80 | aZDCLoader->LoadDigits("READ"); | |
81 | AliZDCDigit digit; | |
82 | AliZDCDigit* pdigit = &digit; | |
83 | TTree* tD = aZDCLoader->TreeD(); | |
84 | if (!tD) { | |
85 | cerr<<"AliZDCTrigger: digits tree not found\n"; | |
86 | return; | |
87 | } | |
88 | tD->SetBranchAddress("ZDC", &pdigit); | |
89 | // | |
90 | Float_t signalZNLeft[2], signalZPLeft[2], signalZDCLeftSum[2]; | |
91 | Float_t signalZNRight[2], signalZPRight[2], signalZDCRightSum[2]; | |
92 | Float_t signalZEMSum[2]; | |
93 | for(Int_t iDigit=0; iDigit<tD->GetEntries(); iDigit++){ | |
94 | tD->GetEntry(iDigit); | |
95 | // | |
96 | // *** ZDC LEFT | |
97 | if(digit.GetSector(0)==1) | |
98 | for(Int_t i=0; i<2; i++){ //0=high range; 1=low range | |
99 | signalZNLeft[i] += digit.GetADCValue(i); | |
100 | signalZDCLeftSum[i] += digit.GetADCValue(i); | |
101 | } | |
102 | else if(digit.GetSector(0)==2) | |
103 | for(Int_t i=0; i<2; i++){ | |
104 | signalZPLeft[i] += digit.GetADCValue(i); | |
105 | signalZDCLeftSum[i] += digit.GetADCValue(i); | |
106 | } | |
107 | else if(digit.GetSector(0)==3) | |
108 | for(Int_t i=0; i<2; i++) signalZEMSum[i] += digit.GetADCValue(i); | |
109 | // *** ZDC RIGHT | |
110 | else if(digit.GetSector(0)==4) | |
111 | for(Int_t i=0; i<2; i++){ //0=high range; 1=low range | |
112 | signalZNRight[i] += digit.GetADCValue(i); | |
113 | signalZDCRightSum[i] += digit.GetADCValue(i); | |
114 | } | |
115 | else if(digit.GetSector(0)==5) | |
116 | for(Int_t i=0; i<2; i++){ | |
117 | signalZPRight[i] += digit.GetADCValue(i); | |
118 | signalZDCRightSum[i] += digit.GetADCValue(i); | |
119 | } | |
120 | } | |
121 | // ******************************************************************* | |
122 | if(signalZDCLeftSum[1]>fZDCLeftMBCut && signalZDCRightSum[1]>fZDCRightMBCut) | |
123 | // *** ZDC minimum bias trigger | |
124 | SetInput("ZDC_1_L1"); | |
125 | // ******************************************************************* | |
126 | if(signalZDCLeftSum[1]>fZDCLeftCentrCut && signalZDCLeftSum[1]<fZDCLeftSemiCentrCut && | |
127 | signalZDCRightSum[1]>fZDCRightCentrCut && signalZDCRightSum[1]<fZDCRightSemiCentrCut | |
128 | && signalZEMSum[1]>fZEMCentrCut) | |
129 | // *** ZDC semi-central (10-40%) | |
130 | SetInput("ZDC_2_L1"); | |
131 | // ******************************************************************* | |
132 | if(signalZDCLeftSum[1]>fZDCLeftMinCut && signalZDCLeftSum[1]<fZDCLeftCentrCut && | |
133 | signalZDCRightSum[1]>fZDCRightMinCut && signalZDCRightSum[1]<fZDCRightCentrCut && | |
134 | signalZEMSum[1]>fZEMCentrCut) | |
135 | // *** ZDC central (0-10%) | |
136 | SetInput("ZDC_3_L1"); | |
137 | // ******************************************************************* | |
138 | if(signalZNLeft[0]>fZDCLeftEMDCuts[0] && signalZNLeft[0]<fZDCLeftEMDCuts[1] && | |
139 | signalZNRight[0]>fZDCRightEMDCuts[0] && signalZNRight[0]<fZDCRightEMDCuts[1] && | |
140 | signalZEMSum[1]<fZEMMinCut){ // *** 1n EMD trigger | |
141 | SetInput("ZDC_EMD_L1"); | |
142 | } | |
143 | ||
144 | } | |
145 | ||
146 | //________________________________________________________________ | |
147 | void AliZDCTrigger::SetZDCLeftMinCut(Float_t ZDCLeftMinCut) | |
148 | { | |
149 | // Set default cut values for ZDC trigger | |
150 | // | |
151 | if(ZDCLeftMinCut) fZDCLeftMinCut = ZDCLeftMinCut; | |
152 | else fZDCLeftMinCut = 800.; | |
153 | } | |
154 | //________________________________________________________________ | |
155 | void AliZDCTrigger::SetZDCRightMinCut(Float_t ZDCRightMinCut) | |
156 | { | |
157 | // Set default cut values for ZDC trigger | |
158 | // | |
159 | if(ZDCRightMinCut) fZDCRightMinCut = ZDCRightMinCut; | |
160 | else fZDCRightMinCut = 800.; | |
161 | } | |
162 | ||
163 | //________________________________________________________________ | |
164 | void AliZDCTrigger::SetZEMMinCut(Float_t ZEMMinCut) | |
165 | { | |
166 | // Set default cut values for ZDC trigger | |
167 | // | |
168 | if(ZEMMinCut) fZEMMinCut = ZEMMinCut; | |
169 | else fZEMMinCut = 80.; | |
170 | } | |
171 | //________________________________________________________________ | |
172 | void AliZDCTrigger::SetZDCLeftEMDCuts(Float_t* ZDCLeftEMDCuts) | |
173 | { | |
174 | // Set default cut values for ZDC trigger | |
175 | // | |
176 | if(ZDCLeftEMDCuts) for(int j=0; j<2; j++) fZDCLeftEMDCuts[j] = ZDCLeftEMDCuts[j]; | |
177 | else{ | |
178 | fZDCLeftEMDCuts[0] = 600.; | |
179 | fZDCLeftEMDCuts[1] = 1000.; | |
180 | } | |
181 | } | |
182 | //________________________________________________________________ | |
183 | void AliZDCTrigger::SetZDCLeftEMDCuts(Float_t ZDCLeftEMDCutInf, | |
184 | Float_t ZDCLeftEMDCutSup) | |
185 | { | |
186 | // Set default cut values for ZDC trigger | |
187 | // | |
188 | if(ZDCLeftEMDCutInf && ZDCLeftEMDCutSup){ | |
189 | fZDCLeftEMDCuts[0]=ZDCLeftEMDCutInf; | |
190 | fZDCLeftEMDCuts[1]=ZDCLeftEMDCutSup; | |
191 | } | |
192 | else{ | |
193 | fZDCLeftEMDCuts[0] = 600.; | |
194 | fZDCLeftEMDCuts[1] = 1000.; | |
195 | } | |
196 | } | |
197 | //________________________________________________________________ | |
198 | void AliZDCTrigger::SetZDCRightEMDCuts(Float_t* ZDCRightEMDCuts) | |
199 | { | |
200 | // Set default cut values for ZDC trigger | |
201 | // | |
202 | if(ZDCRightEMDCuts) for(int j=0; j<2; j++) fZDCRightEMDCuts[j] = ZDCRightEMDCuts[j]; | |
203 | else{ | |
204 | fZDCRightEMDCuts[0] = 600.; | |
205 | fZDCRightEMDCuts[1] = 1000.; | |
206 | } | |
207 | } | |
208 | //________________________________________________________________ | |
209 | void AliZDCTrigger::SetZDCRightEMDCuts(Float_t ZDCRightEMDCutInf, | |
210 | Float_t ZDCRightEMDCutSup) | |
211 | { | |
212 | // Set default cut values for ZDC trigger | |
213 | // | |
214 | if(ZDCRightEMDCutInf && ZDCRightEMDCutSup){ | |
215 | fZDCRightEMDCuts[0]=ZDCRightEMDCutInf; | |
216 | fZDCRightEMDCuts[1]=ZDCRightEMDCutSup; | |
217 | } | |
218 | else{ | |
219 | fZDCRightEMDCuts[0] = 600.; | |
220 | fZDCRightEMDCuts[1] = 1000.; | |
221 | } | |
222 | } | |
223 | //________________________________________________________________ | |
224 | void AliZDCTrigger::SetZDCLeftMBCut(Float_t ZDCLeftMBCut) | |
225 | { | |
226 | // Set default cut values for ZDC trigger | |
227 | // | |
228 | if(ZDCLeftMBCut) fZDCLeftMBCut = ZDCLeftMBCut; | |
229 | else fZDCLeftMBCut = 800.; | |
230 | } | |
231 | //________________________________________________________________ | |
232 | void AliZDCTrigger::SetZDCRightMBCut(Float_t ZDCRightMBCut) | |
233 | { | |
234 | // Set default cut values for ZDC trigger | |
235 | // | |
236 | if(ZDCRightMBCut) fZDCRightMBCut = ZDCRightMBCut; | |
237 | else fZDCRightMBCut = 800.; | |
238 | } | |
239 | //________________________________________________________________ | |
240 | void AliZDCTrigger::SetZDCLeftCentrCut(Float_t ZDCLeftCentrCut) | |
241 | { | |
242 | // Set default cut values for ZDC trigger | |
243 | // | |
244 | if(ZDCLeftCentrCut) fZDCLeftCentrCut = ZDCLeftCentrCut; | |
245 | else fZDCLeftCentrCut = 10000.; | |
246 | } | |
247 | //________________________________________________________________ | |
248 | void AliZDCTrigger::SetZDCRightCentrCut(Float_t ZDCRightCentrCut) | |
249 | { | |
250 | // Set default cut values for ZDC trigger | |
251 | // | |
252 | if(ZDCRightCentrCut) fZDCRightCentrCut = ZDCRightCentrCut; | |
253 | else fZDCRightCentrCut = 10000.; | |
254 | } | |
255 | //________________________________________________________________ | |
256 | void AliZDCTrigger::SetZDCLeftSemiCentrCut(Float_t ZDCLeftSemiCentrCut) | |
257 | { | |
258 | // Set default cut values for ZDC trigger | |
259 | // | |
260 | if(ZDCLeftSemiCentrCut) fZDCLeftSemiCentrCut = ZDCLeftSemiCentrCut; | |
261 | else fZDCLeftSemiCentrCut = 18500.; | |
262 | } | |
263 | //________________________________________________________________ | |
264 | void AliZDCTrigger::SetZDCRightSemiCentrCut(Float_t ZDCRightSemiCentrCut) | |
265 | { | |
266 | // Set default cut values for ZDC trigger | |
267 | // | |
268 | if(ZDCRightSemiCentrCut) fZDCRightSemiCentrCut = ZDCRightSemiCentrCut; | |
269 | else fZDCRightSemiCentrCut = 18500.; | |
270 | } | |
271 | //________________________________________________________________ | |
272 | void AliZDCTrigger::SetZEMCentrCut(Float_t ZEMCentrCut) | |
273 | { | |
274 | // Set default cut values for ZDC trigger | |
275 | // | |
276 | if(ZEMCentrCut) fZEMCentrCut = ZEMCentrCut; | |
277 | else fZEMCentrCut = 210.; | |
278 | } |