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7ae701ab | 1 | #include "AliPool.h" |
2 | ||
3 | // =================================================================== | |
4 | // AliEvtPool | |
5 | // =================================================================== | |
6 | ||
7 | ClassImp(AliEvtPool) | |
8 | ||
9 | AliEvtPool::~AliEvtPool() | |
10 | { | |
11 | while (!fEvents.empty()) { | |
12 | MiniEvent* fe= fEvents.front(); | |
13 | delete fe; | |
14 | fe = 0; | |
15 | fEvents.pop_front(); | |
16 | } | |
17 | } | |
18 | ||
19 | void | |
20 | AliEvtPool::PrintInfo() const | |
21 | { | |
22 | cout << Form("%20s: %d events", "Pool capacity", fMixDepth) << endl; | |
23 | cout << Form("%20s: %d events, %d tracks", "Current size", | |
24 | GetCurrentNEvents(), NTracksInPool()) << endl; | |
25 | cout << Form("%20s: %.1f to %.1f", "Sub-event mult.", fMultMin, fMultMax) << endl; | |
26 | cout << Form("%20s: %.1f to %.1f", "Z-vtx range", fZvtxMin, fZvtxMax) << endl; | |
27 | ||
28 | return; | |
29 | } | |
30 | ||
31 | Bool_t | |
32 | AliEvtPool::EventMatchesBin(Int_t mult, Double_t zvtx) const | |
33 | { | |
34 | return EventMatchesBin((Double_t) mult, zvtx); | |
35 | } | |
36 | ||
37 | Bool_t | |
38 | AliEvtPool::EventMatchesBin(Double_t mult, Double_t zvtx) const | |
39 | { | |
40 | // Lower bin limit included; upper limit excluded. | |
41 | ||
42 | Bool_t multOK = (mult >= fMultMin && mult < fMultMax); | |
43 | Bool_t zvtxOK = (zvtx >= fZvtxMin && zvtx < fZvtxMax); | |
44 | return (multOK && zvtxOK); | |
45 | } | |
46 | ||
47 | Int_t | |
48 | AliEvtPool::NTracksInPool() const | |
49 | { | |
50 | // Number of tracks for this cent, zvtx bin; possibly includes many events. | |
51 | ||
52 | Int_t ntrk=0; | |
53 | for (Int_t i=0; i<(Int_t)fEvents.size(); ++i) { | |
54 | ntrk += fNTracksInEvent.at(i); | |
55 | } | |
56 | return ntrk; | |
57 | } | |
58 | ||
59 | Int_t | |
60 | AliEvtPool::SetEventMultRange(Int_t multMin, Int_t multMax) | |
61 | { | |
62 | fMultMin = (Double_t)multMin; | |
63 | fMultMax = (Double_t)multMax; | |
64 | return 0; | |
65 | } | |
66 | ||
67 | Int_t | |
68 | AliEvtPool::SetEventMultRange(Double_t multMin, Double_t multMax) | |
69 | { | |
70 | fMultMin = multMin; | |
71 | fMultMax = multMax; | |
72 | return 0; | |
73 | } | |
74 | ||
75 | Int_t | |
76 | AliEvtPool::SetEventZvtxRange(Double_t zvtxMin, Double_t zvtxMax) | |
77 | { | |
78 | fZvtxMin = zvtxMin; | |
79 | fZvtxMax = zvtxMax; | |
80 | return 0; | |
81 | } | |
82 | ||
83 | Int_t | |
84 | AliEvtPool::GlobalEventIndex(Int_t j) const | |
85 | { | |
86 | // Index returned from passing local pool event index. | |
87 | ||
88 | if (j < 0 || j >= (Int_t)fEventIndex.size()) { | |
89 | cout << "ERROR in AliEvtPool::GlobalEventIndex(): " | |
90 | << " Invalid index " << j << endl; | |
91 | return -99; | |
92 | } | |
93 | return fEventIndex.at(j); | |
94 | } | |
95 | ||
96 | Int_t | |
97 | AliEvtPool::UpdatePool(MiniEvent* miniEvt) | |
98 | { | |
99 | // A rolling buffer (a double-ended queue) is updated by removing | |
100 | // the oldest event, and appending the newest. | |
101 | ||
102 | static Int_t iEvent = -1; | |
103 | iEvent++; | |
104 | ||
105 | Int_t mult = miniEvt->size(); // # tracks in this (mini) event | |
106 | Int_t nTrk = NTracksInPool(); | |
107 | ||
108 | if (nTrk < fTargetTrackDepth && ((nTrk + mult) >= fTargetTrackDepth)) | |
109 | fNTimes++; | |
110 | ||
111 | // remove 0th element before appending this event | |
112 | Bool_t removeFirstEvent = 0; | |
113 | if (nTrk>fTargetTrackDepth) { | |
114 | Int_t nTrksFirstEvent= fNTracksInEvent.front(); | |
115 | Int_t diff = nTrk - nTrksFirstEvent + mult; | |
116 | if (diff>fTargetTrackDepth) | |
117 | removeFirstEvent = 1; | |
118 | } | |
119 | if (removeFirstEvent) { | |
120 | MiniEvent* oldestEvent = fEvents.front(); | |
121 | delete oldestEvent; | |
122 | fEvents.pop_front(); // remove first track array | |
123 | fNTracksInEvent.pop_front(); // remove first int | |
124 | fEventIndex.pop_front(); | |
125 | } | |
126 | ||
127 | fNTracksInEvent.push_back(mult); | |
128 | fEvents.push_back(miniEvt); | |
129 | fEventIndex.push_back(iEvent); | |
130 | ||
131 | if (fNTimes==1) { | |
132 | fFirstFilled = kTRUE; | |
133 | if (AliEvtPool::fDebug) { | |
134 | cout << "\nPool " << MultBinIndex() << ", " << ZvtxBinIndex() | |
135 | << " ready at event "<< iEvent; | |
136 | PrintInfo(); | |
137 | cout << endl; | |
138 | } | |
139 | fNTimes++; // See this message exactly once/pool | |
140 | } else { | |
141 | fFirstFilled = kFALSE; | |
142 | } | |
143 | ||
144 | fWasUpdated = true; | |
145 | ||
146 | if (AliEvtPool::fDebug) { | |
147 | cout << " Event " << fEventIndex.back(); | |
148 | cout << " PoolDepth = " << GetCurrentNEvents(); | |
149 | cout << " NTracksInCurrentEvent = " << " " << mult << endl; | |
150 | } | |
151 | ||
152 | return fEvents.size(); | |
153 | } | |
154 | ||
155 | MiniEvent* | |
156 | AliEvtPool::GetEvent(Int_t i) const | |
157 | { | |
158 | if (i<0 || i>=(Int_t)fEvents.size()) { | |
159 | cout << "AliEvtPool::GetEvent(" | |
160 | << i << "): Invalid index" << endl; | |
161 | return 0x0; | |
162 | } | |
163 | ||
164 | MiniEvent* ev = fEvents.at(i); | |
165 | return ev; | |
166 | } | |
167 | ||
168 | Int_t | |
169 | AliEvtPool::NTracksInEvent(Int_t iEvent) const | |
170 | { | |
171 | // Return number of tracks in iEvent, which is the local pool index. | |
172 | ||
173 | Int_t n = -1; | |
174 | Int_t curEvent = fEventIndex.back(); | |
175 | Int_t offset = curEvent - iEvent; | |
176 | Int_t pos = fEventIndex.size() - offset - 1; | |
177 | ||
178 | if (offset==0) | |
179 | n = fNTracksInEvent.back(); | |
180 | else if (offset < 0 || iEvent < 0) { | |
181 | n = 0; | |
182 | } | |
183 | else if (offset > 0 && offset <= (int)fEventIndex.size()) { | |
184 | n = fNTracksInEvent.at(pos); | |
185 | } | |
186 | else | |
187 | cout << "Event info no longer in memory" << endl; | |
188 | return n; | |
189 | } | |
190 | ||
191 | // =================================================================== | |
192 | // AliEvtPoolManager | |
193 | // =================================================================== | |
194 | ||
195 | ||
196 | ClassImp(AliEvtPoolManager) | |
197 | ||
198 | AliEvtPoolManager::AliEvtPoolManager(Int_t depth, Int_t minNTracks, | |
199 | Int_t nMultBins, Double_t *multbins, | |
200 | Int_t nZvtxBins, Double_t *zvtxbins) | |
201 | : fDebug(0), fNMultBins(0), fNZvtxBins(0), fEvPool(0), fTargetTrackDepth(minNTracks) | |
202 | { | |
203 | // Constructor. | |
204 | ||
205 | InitEventPools(depth, nMultBins, multbins, nZvtxBins, zvtxbins); | |
206 | cout << "AliEvtPoolManager initialized." << endl; | |
207 | } | |
208 | ||
209 | AliEvtPoolManager::~AliEvtPoolManager() | |
210 | { | |
211 | for (Int_t iM=0; iM<fNMultBins; iM++) { | |
212 | for (Int_t iZ=0; iZ<fNZvtxBins; iZ++) { | |
213 | AliEvtPool* pool = fEvPool.at(iM).at(iZ); | |
214 | delete pool; | |
215 | } | |
216 | } | |
217 | } | |
218 | ||
219 | Int_t AliEvtPoolManager::InitEventPools(Int_t depth, | |
220 | Int_t nMultBins, Double_t *multbin, | |
221 | Int_t nZvtxBins, Double_t *zvtxbin) | |
222 | { | |
223 | // Assign AliEvtPoolManager members. | |
224 | ||
225 | fNMultBins = nMultBins; | |
226 | fNZvtxBins = nZvtxBins; | |
227 | ||
228 | for (Int_t iM=0; iM<fNMultBins; iM++) { | |
229 | std::vector<AliEvtPool*> evp; | |
230 | for (Int_t iZ=0; iZ<fNZvtxBins; iZ++) { | |
231 | evp.push_back(new AliEvtPool(depth, | |
232 | multbin[iM], multbin[iM+1], | |
233 | zvtxbin[iZ], zvtxbin[iZ+1] )); | |
234 | } | |
235 | fEvPool.push_back(evp); | |
236 | } | |
237 | ||
238 | for (Int_t iM=0; iM<nMultBins; iM++) { | |
239 | for (Int_t iZ=0; iZ<nZvtxBins; iZ++) { | |
240 | fEvPool.at(iM).at(iZ)->SetMultBinIndex(iM); | |
241 | fEvPool.at(iM).at(iZ)->SetZvtxBinIndex(iZ); | |
242 | fEvPool.at(iM).at(iZ)->SetTargetTrackDepth(fTargetTrackDepth); | |
243 | fEvPool.at(iM).at(iZ)->SetDebug(fDebug); | |
244 | } | |
245 | } | |
246 | ||
247 | if (fDebug) { | |
248 | cout << "fEvPool outer size: " << fEvPool.size() << endl; | |
249 | for (Int_t iM=0; iM<nMultBins; iM++) { | |
250 | for (Int_t iZ=0; iZ<nZvtxBins; iZ++) { | |
251 | if(fEvPool.at(iM).at(iZ)) { | |
252 | cout << "multiplicity bin: " << iM; | |
253 | cout << ", z-vertex bin: " << iZ; | |
254 | fEvPool.at(iM).at(iZ)->PrintInfo(); | |
255 | } | |
256 | } | |
257 | } | |
258 | } | |
259 | ||
260 | return fEvPool.size(); | |
261 | } | |
262 | ||
263 | AliEvtPool* | |
264 | AliEvtPoolManager::GetEventPool(Int_t iMult, Int_t iZvtx) const | |
265 | { | |
266 | if (iMult < 0 || iMult >= fNMultBins) | |
267 | return 0x0; | |
268 | if (iZvtx < 0 || iZvtx >= fNZvtxBins) | |
269 | return 0x0; | |
270 | return fEvPool.at(iMult).at(iZvtx); | |
271 | } | |
272 | ||
273 | AliEvtPool* | |
274 | AliEvtPoolManager::GetEventPool(Int_t centVal, Double_t zVtxVal) const | |
275 | { | |
276 | return GetEventPool((Double_t)centVal, zVtxVal); | |
277 | } | |
278 | ||
279 | AliEvtPool* | |
280 | AliEvtPoolManager::GetEventPool(Double_t centVal, Double_t zVtxVal) const | |
281 | { | |
282 | // Return appropriate pool for this centrality and z-vertex value. | |
283 | ||
284 | for (Int_t iM=0; iM<fNMultBins; iM++) { | |
285 | for (Int_t iZ=0; iZ<fNZvtxBins; iZ++) { | |
286 | AliEvtPool* pool = GetEventPool(iM, iZ); | |
287 | if (pool->EventMatchesBin(centVal, zVtxVal)) | |
288 | return pool; | |
289 | } | |
290 | } | |
291 | return 0x0; | |
292 | } | |
293 | ||
294 | Int_t | |
295 | AliEvtPoolManager::UpdatePools(MiniEvent* miniEvt) | |
296 | { | |
297 | // Call UpdatePool for all bins. | |
298 | ||
299 | for (Int_t iM=0; iM<fNMultBins; iM++) { | |
300 | for (Int_t iZ=0; iZ<fNZvtxBins; iZ++) { | |
301 | if (fEvPool.at(iM).at(iZ)->UpdatePool(miniEvt) > -1) | |
302 | break; | |
303 | } | |
304 | } | |
305 | return 0; | |
306 | } |