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e628c711 | 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 | ||
e628c711 | 16 | |
0ca510a1 | 17 | /* $Id$ */ |
e628c711 | 18 | |
19 | ||
20 | #include "AliLog.h" | |
21 | #include "AliRun.h" | |
22 | #include "AliRunLoader.h" | |
2db4dcdc | 23 | #include "AliTriggerInput.h" |
e628c711 | 24 | |
e628c711 | 25 | #include "AliITSTrigger.h" |
2db4dcdc | 26 | #include "AliITSdigitSPD.h" |
27 | #include "AliITSgeom.h" | |
28 | #include "AliITSLoader.h" | |
e628c711 | 29 | |
30 | //______________________________________________________________________ | |
31 | ClassImp(AliITSTrigger) | |
0ca510a1 | 32 | //////////////////////////////////////////////////////////////////////// |
33 | // | |
34 | // Version 1 | |
35 | // Modified by D. Elia, C. Jorgensen | |
36 | // March 2006 | |
37 | // | |
38 | // Version 0 | |
39 | // Written by J. Conrad, E. Lopez Torres | |
40 | // October 2005 | |
41 | // | |
42 | // AliITSTrigger: implementation of the SPD Fast-OR based triggers. | |
43 | // | |
44 | //////////////////////////////////////////////////////////////////////// | |
e628c711 | 45 | |
46 | //______________________________________________________________________ | |
47 | AliITSTrigger::AliITSTrigger() | |
48 | : AliTriggerDetector() | |
49 | { | |
50 | SetName("ITS"); | |
51 | CreateInputs(); | |
8e50d897 | 52 | |
0ca510a1 | 53 | // set parameters to define trigger condition thresholds |
54 | fGlobalFOThreshold = 1; | |
2ca17abd | 55 | fHighMultFOThreshold = 150; |
e628c711 | 56 | } |
57 | ||
58 | //______________________________________________________________________ | |
59 | void AliITSTrigger::CreateInputs() | |
60 | { | |
61 | // inputs | |
62 | ||
63 | // Do not create inputs again!! | |
64 | if( fInputs.GetEntriesFast() > 0 ) return; | |
65 | ||
66 | fInputs.AddLast( new AliTriggerInput( "ITS_SPD_GFO_L0", "Global, Fast OR all detectors", 0x01 ) ); | |
0ca510a1 | 67 | fInputs.AddLast( new AliTriggerInput( "ITS_SPD_HMULT_L0", "High Multiplicity", 0x02 ) ); |
e628c711 | 68 | |
69 | } | |
70 | ||
71 | //______________________________________________________________________ | |
72 | void AliITSTrigger::Trigger() | |
73 | { | |
74 | ||
8e50d897 | 75 | // ********** Get run loader for the current event ********** |
76 | AliRunLoader* runLoader = gAlice->GetRunLoader(); | |
77 | ||
78 | AliITSLoader* loader = (AliITSLoader* )runLoader->GetLoader( "ITSLoader" ); | |
79 | AliITSgeom* geom = loader->GetITSgeom(); | |
80 | loader->LoadDigits("READ"); | |
81 | TTree *treeD = loader->TreeD(); | |
698b2e52 | 82 | if (!treeD) return; |
8e50d897 | 83 | |
84 | TObjArray *digDet = 0; | |
85 | digDet = new TObjArray(3); | |
86 | ||
87 | ||
88 | // Cut on Signal In the Pixel Detector | |
89 | TBranch* br = treeD->GetBranch( "ITSDigitsSPD" ); | |
90 | br->SetAddress( &((*digDet)[0]) ); | |
91 | ((TClonesArray*)(digDet->At(0)))->Clear(); | |
92 | ||
93 | MultiplicityTriggers(digDet, treeD, geom); | |
94 | // GeometryTriggers(digDet, treeD, geom); | |
95 | ||
96 | // Debug : FIX change to AliLog | |
0ca510a1 | 97 | // cout << "=================================================" << endl; |
98 | // cout << " Pixel Trigger Mask ( " << hex << "0x" << GetMask() << " )" << endl << endl; | |
99 | // cout << " Global Fast OR " << "0x" << GetInput( "ITS_SPD_GFO_L0" )->GetValue() << endl; | |
100 | // cout << " High Multiplicity " << "0x" << GetInput( "ITS_SPD_HMULT_L0" )->GetValue() << endl; | |
101 | // cout << "=================================================" << endl << endl; | |
e628c711 | 102 | |
103 | } | |
104 | ||
8e50d897 | 105 | //______________________________________________________________________ |
106 | void AliITSTrigger::MultiplicityTriggers(TObjArray* digDet, TTree* treeD, AliITSgeom* geom) | |
107 | { | |
108 | // simple FO triggers that only cares about the multiplicity | |
109 | ||
8e50d897 | 110 | Int_t startSPD = geom->GetStartSPD(); |
111 | Int_t lastSPD = geom->GetLastSPD(); | |
112 | ||
0ca510a1 | 113 | Int_t totalNumberOfFO = 0; |
114 | Int_t ndigitsInChip[5]; | |
e628c711 | 115 | |
0ca510a1 | 116 | // loop over modules (ladders) |
2ca17abd | 117 | for (Int_t moduleIndex=startSPD; moduleIndex<lastSPD+1; moduleIndex++) { |
8e50d897 | 118 | treeD->GetEvent(moduleIndex); |
119 | TClonesArray* digits = (TClonesArray*) (digDet->At(0)); // SPD only. | |
120 | ||
121 | // get number of digits in this module | |
0ca510a1 | 122 | Int_t ndigitsInModule = digits->GetEntriesFast(); |
123 | ||
124 | // get number of digits in each chip of the module | |
125 | for( Int_t iChip=0; iChip<5; iChip++ ) { | |
126 | ndigitsInChip[iChip]=0; | |
127 | } | |
128 | for( Int_t iDig=0; iDig<ndigitsInModule; iDig++ ) { | |
129 | AliITSdigitSPD* dp = (AliITSdigitSPD*) digits->At(iDig); | |
130 | Int_t column = dp->GetCoord1(); | |
131 | Int_t isChip = Int_t(column/32.); | |
132 | ndigitsInChip[isChip]++; | |
133 | } | |
134 | // get number of FOs in the module | |
135 | for( Int_t ifChip=0; ifChip<5; ifChip++ ) { | |
136 | if( ndigitsInChip[ifChip] >= 1 ) { | |
137 | totalNumberOfFO++; | |
138 | } | |
139 | } | |
140 | // end of loop over modules | |
8e50d897 | 141 | } |
142 | ||
0ca510a1 | 143 | // produce input trigger condition |
144 | if (totalNumberOfFO>=fGlobalFOThreshold) | |
8e50d897 | 145 | SetInput( "ITS_SPD_GFO_L0" ); |
146 | ||
0ca510a1 | 147 | if (totalNumberOfFO>=fHighMultFOThreshold) |
8e50d897 | 148 | SetInput( "ITS_SPD_HMULT_L0" ); |
149 | ||
150 | return; | |
151 | ||
152 | } | |
e628c711 | 153 | |
154 | //______________________________________________________________________ | |
0ca510a1 | 155 | // void AliITSTrigger::GeometryTriggers(TObjArray* digDet, TTree* treeD, AliITSgeom* geom) |
156 | void AliITSTrigger::GeometryTriggers() | |
e628c711 | 157 | { |
8e50d897 | 158 | |
8e50d897 | 159 | // // const Int_t nlay = 2; // not used |
160 | // // const Int_t nlad = 240; // not used | |
161 | // // const Int_t nstave = 40; // not used | |
162 | // // const Int_t ndet = 4; // not used | |
163 | // // const Int_t nchip = 5; // not used | |
164 | // // const Int_t ntotal = 1200; | |
165 | ||
166 | // Int_t ndigA[5]; | |
167 | // Int_t iFOperlayer[2]; | |
168 | // Int_t iFOperladder[240]; | |
169 | // Int_t iFOperstave[40][2]; | |
170 | // // Int_t iFOperchip[ntotal]; // not used | |
171 | // Int_t iFOperChipinStave[20][40][2]; | |
172 | ||
2ca17abd | 173 | // for (Int_t m=startSPD;m<lastSPD+1;m++) { |
8e50d897 | 174 | // iFOperladder[m] = 0; |
175 | // } | |
176 | ||
177 | // for (Int_t k = 0;k<2;k++){ | |
178 | // iFOperlayer[k] = 0; | |
179 | // for (Int_t o=0; o<40; o++) { | |
180 | // iFOperstave[o][k] = 0; | |
181 | // for (Int_t ich=0; ich<20; ich++) { | |
182 | // iFOperChipinStave[ich][o][k] = 0; | |
183 | // } | |
184 | // } | |
185 | // } | |
186 | ||
187 | // // nFO = 0.0; | |
188 | // Int_t mInStaveCounter = 0; | |
189 | // Int_t checkStave = 0; | |
190 | ||
191 | // // loop over modules | |
2ca17abd | 192 | // for (Int_t moduleIndex=startSPD; moduleIndex<lastSPD+1; moduleIndex++) { |
8e50d897 | 193 | // treeD->GetEvent(moduleIndex); |
194 | // TClonesArray* digits = (TClonesArray*) (digDet->At(0)); // SPD only. | |
195 | ||
196 | // Int_t lay, stav, det; | |
197 | // geom->GetModuleId(moduleIndex,lay,stav,det); | |
198 | ||
199 | // ndig = digits->GetEntriesFast(); | |
200 | ||
201 | // for( Int_t l=0; l<5; l++ ) { | |
202 | // ndigA[l] = 0 ; | |
203 | // } | |
204 | // for( Int_t dig=0; dig<ndig; dig++) { | |
205 | // AliITSdigitSPD* dp = (AliITSdigitSPD*) digits->At(dig); | |
206 | // Int_t column = dp->GetCoord1(); | |
207 | // // Int_t row = dp->GetCoord2(); | |
208 | // Int_t chip = Int_t(column/32.); | |
209 | // ndigA[chip]++; | |
210 | // } | |
211 | ||
212 | // if (checkStave != stav) { | |
213 | // mInStaveCounter = 0; | |
214 | // } else { | |
215 | // mInStaveCounter += 1; | |
216 | // } | |
217 | ||
218 | // // m 0,.., 239 | |
219 | // // stav 1,..,40 | |
220 | // // mInStave 0,..,3 | |
221 | // // chipInStave 0,..,19 | |
222 | ||
223 | // //cout << "m " << m << " stav " << stav << " mInStave " << mInStaveCounter << " " <<lay << endl; | |
224 | ||
225 | // for (Int_t ichip=0; ichip<5; ichip++) { | |
226 | // //Int_t seq = (m*5+ichip); | |
227 | // Int_t chipInStave = (mInStaveCounter *5) + ichip; | |
228 | ||
229 | // if (ndigA[ichip] >= 1) { | |
230 | // iFOperladder[moduleIndex]++; | |
231 | // iFOperlayer[lay-1]++; | |
232 | // iFOperstave[stav-1][lay-1]++; | |
233 | // //iFOperHstave[hstav-1][lay-1]++; | |
234 | // iFOperChipinStave[chipInStave][stav-1][lay-1]++; | |
235 | // // nFO++; | |
236 | // } | |
237 | // } | |
238 | // // SIMPLE FO ---> ANY HIT TRIGGERS | |
239 | // ndigfo += ndig; | |
240 | // checkStave = stav; | |
241 | // } // endl loop over SPD's | |
242 | ||
243 | ||
244 | ||
245 | // if ( ndigfo >= singhitthreshold ) { | |
246 | // // Set input GLOBAL FO | |
247 | // SetInput( "ITS_SPD_GFO_L0" ); | |
248 | // // or SetInput( "0x01" ); | |
249 | // // or ((AliTriggerInput*)fInputs.At(0))->Set(); | |
250 | // // bit1 |= (1 << 1); | |
251 | // } | |
252 | ||
253 | // return bit1; | |
e628c711 | 254 | } |