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Commit | Line | Data |
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73160af6 | 1 | enum anaModes {mLocal,mLocalPAR,mPROOF,mGRID}; |
2 | //mLocal: Analyze locally files in your computer using aliroot | |
3 | //mLocalPAR: Analyze locally files in your computer using root + PAR files | |
4 | //mPROOF: Analyze CAF files with PROOF | |
5 | ||
73160af6 | 6 | // RUN SETTINGS |
93329510 | 7 | |
73160af6 | 8 | // Flow analysis method can be:(set to kTRUE or kFALSE) |
21f8d9b1 | 9 | Bool_t MCEP = kFALSE; // correlation with Monte Carlo reaction plane |
2b6139a1 | 10 | Bool_t SP = kTRUE; // scalar product method (similar to eventplane method) |
61e0c8c0 | 11 | Bool_t GFC = kTRUE; // cumulants based on generating function |
12 | Bool_t QC = kTRUE; // cumulants using Q vectors | |
13 | Bool_t FQD = kTRUE; // fit of the distribution of the Q vector (only integrated v) | |
14 | Bool_t LYZ1SUM = kTRUE; // Lee Yang Zeroes using sum generating function (integrated v) | |
15 | Bool_t LYZ1PROD = kTRUE; // Lee Yang Zeroes using product generating function (integrated v) | |
2b6139a1 | 16 | Bool_t LYZ2SUM = kFALSE; // Lee Yang Zeroes using sum generating function (second pass differential v) |
17 | Bool_t LYZ2PROD = kFALSE; // Lee Yang Zeroes using product generating function (second pass differential v) | |
18 | Bool_t LYZEP = kFALSE; // Lee Yang Zeroes Event plane using sum generating function (gives eventplane + weight) | |
61e0c8c0 | 19 | Bool_t MH = kTRUE; // azimuthal correlators in mixed harmonics |
a02a1889 | 20 | Bool_t NL = kFALSE; // nested loops (for instance distribution of phi1-phi2 for all distinct pairs) |
c741f5d0 | 21 | |
67a6b178 | 22 | Bool_t METHODS[] = {SP,LYZ1SUM,LYZ1PROD,LYZ2SUM,LYZ2PROD,LYZEP,GFC,QC,FQD,MCEP,MH,NL}; |
93329510 | 23 | |
940a5ed1 | 24 | // Analysis type can be ESD, AOD, MC, ESDMCkineESD, ESDMCkineMC |
93329510 | 25 | const TString type = "ESD"; |
73160af6 | 26 | |
27 | // Boolean to fill/not fill the QA histograms | |
93329510 | 28 | Bool_t QA = kTRUE; |
73160af6 | 29 | |
93329510 | 30 | // Boolean to use/not use weights for the Q vector |
31 | Bool_t WEIGHTS[] = {kFALSE,kFALSE,kFALSE}; //Phi, v'(pt), v'(eta) | |
73160af6 | 32 | |
33 | ||
a02a1889 | 34 | void runFlowTask(Int_t mode=mLocal, Int_t nRuns = 2, |
238dd515 | 35 | //Bool_t DATA = kTRUE, const Char_t* dataDir="/data/alice2/kolk/PP/data/LHC09d/104892/test", Int_t offset = 0) |
44e060e0 | 36 | Bool_t DATA = kFALSE, const Char_t* dataDir="/data/alice2/kolk/PP/LHC09d10/104873", Int_t offset = 0) |
21f8d9b1 | 37 | |
f630b0f9 | 38 | //void runFlowTask(Int_t mode = mPROOF, Int_t nRuns = 50000000, |
21f8d9b1 | 39 | //Bool_t DATA = kFALSE, const Char_t* dataDir="/PWG2/akisiel/Therminator_midcentral_ESD", Int_t offset=0) |
21f8d9b1 | 40 | //Bool_t DATA = kFALSE, const Char_t* dataDir="/PWG2/akisiel/LHC10d6_0.9TeV_EPOS_12502X", Int_t offset=0) |
ff1a880b | 41 | //Bool_t DATA = kTRUE, const Char_t* dataDir="/alice/data/LHC10b_000115322_p1", Int_t offset=0) // data 7 TeV |
f630b0f9 | 42 | //Bool_t DATA = kFALSE, const Char_t* dataDir="/alice/sim/LHC10a18_140012", Int_t offset=0) //perugia0 7 TeV |
ff1a880b | 43 | //Bool_t DATA = kFALSE, const Char_t* dataDir="/alice/sim/LHC10a20_140514", Int_t offset=0) //phojet 7 TeV |
44 | ||
44e060e0 | 45 | //void runFlowTask(Int_t mode = mGRID, Bool_t DATA = kTRUE) |
73160af6 | 46 | { |
73160af6 | 47 | TStopwatch timer; |
48 | timer.Start(); | |
93329510 | 49 | |
61e0c8c0 | 50 | CrossCheckUserSettings(DATA); |
51 | ||
73160af6 | 52 | LoadLibraries(mode); |
9cc5e012 | 53 | |
54 | if (mode == mGRID) { | |
55 | // Create and configure the alien handler plugin | |
56 | gROOT->LoadMacro("CreateAlienHandler.C"); | |
57 | AliAnalysisGrid *alienHandler = CreateAlienHandler(); | |
58 | if (!alienHandler) return; | |
59 | } | |
93329510 | 60 | |
9cc5e012 | 61 | if (mode==mLocal || mode == mLocalPAR) { |
93329510 | 62 | if (type!="AOD") { TChain* chain = CreateESDChain(dataDir, nRuns, offset);} |
73160af6 | 63 | else { TChain* chain = CreateAODChain(dataDir, nRuns, offset);} |
64 | } | |
73160af6 | 65 | //____________________________________________// |
66 | // Make the analysis manager | |
67 | AliAnalysisManager *mgr = new AliAnalysisManager("FlowAnalysisManager"); | |
9cc5e012 | 68 | |
69 | if (mode == mGRID) { | |
70 | // Connect plug-in to the analysis manager | |
71 | mgr->SetGridHandler(alienHandler); | |
72 | } | |
73 | ||
73160af6 | 74 | if (type == "ESD"){ |
75 | AliVEventHandler* esdH = new AliESDInputHandler; | |
76 | mgr->SetInputEventHandler(esdH); | |
a02a1889 | 77 | if (MCEP) { |
06f9b526 | 78 | AliMCEventHandler *mc = new AliMCEventHandler(); |
79 | mgr->SetMCtruthEventHandler(mc); | |
a02a1889 | 80 | } |
93329510 | 81 | } |
73160af6 | 82 | |
83 | if (type == "AOD"){ | |
84 | AliVEventHandler* aodH = new AliAODInputHandler; | |
85 | mgr->SetInputEventHandler(aodH); | |
06f9b526 | 86 | if (MCEP) { |
87 | AliMCEventHandler *mc = new AliMCEventHandler(); | |
88 | mgr->SetMCtruthEventHandler(mc); | |
89 | } | |
93329510 | 90 | } |
73160af6 | 91 | |
940a5ed1 | 92 | if (type == "MC" || type == "ESDMCkineESD" || type == "ESDMCkineMC"){ |
73160af6 | 93 | AliVEventHandler* esdH = new AliESDInputHandler; |
94 | mgr->SetInputEventHandler(esdH); | |
95 | ||
96 | AliMCEventHandler *mc = new AliMCEventHandler(); | |
4a1a86a5 | 97 | mgr->SetMCtruthEventHandler(mc); |
98 | } | |
61e0c8c0 | 99 | |
73160af6 | 100 | //____________________________________________// |
b0569f96 | 101 | // Load the analysis task |
93329510 | 102 | gROOT->LoadMacro("AddTaskFlow.C"); |
103 | AliAnalysisTaskFlowEvent* taskFE = AddTaskFlow(type,METHODS,QA,WEIGHTS); | |
b0569f96 | 104 | |
bec5e178 | 105 | |
61e0c8c0 | 106 | // Task to check the offline trigger |
21f8d9b1 | 107 | if (mode == mLocal || mode == mGRID) { |
108 | gROOT->LoadMacro("$ALICE_ROOT/ANALYSIS/macros/AddTaskPhysicsSelection.C"); } | |
109 | else if (mode == mPROOF || mode == mLocalPAR) { | |
110 | gROOT->LoadMacro("AddTaskPhysicsSelection.C"); } | |
b0569f96 | 111 | AliPhysicsSelectionTask* physicsSelTask = AddTaskPhysicsSelection(); |
112 | if (!DATA) {physicsSelTask->GetPhysicsSelection()->SetAnalyzeMC();} | |
bec5e178 | 113 | |
9cc5e012 | 114 | |
115 | // Enable debug printouts | |
116 | mgr->SetDebugLevel(2); | |
117 | ||
118 | ||
93329510 | 119 | //____________________________________________// |
73160af6 | 120 | // Run the analysis |
73160af6 | 121 | if (!mgr->InitAnalysis()) return; |
122 | mgr->PrintStatus(); | |
123 | ||
21f8d9b1 | 124 | if (mode == mLocal || mode == mLocalPAR) { |
73160af6 | 125 | mgr->StartAnalysis("local",chain); |
126 | } | |
21f8d9b1 | 127 | else if (mode == mPROOF) { |
73160af6 | 128 | mgr->StartAnalysis("proof",dataDir,nRuns,offset); |
129 | } | |
21f8d9b1 | 130 | else if (mode == mGRID) { |
9cc5e012 | 131 | mgr->StartAnalysis("grid"); |
73160af6 | 132 | } |
133 | ||
134 | timer.Stop(); | |
135 | timer.Print(); | |
93329510 | 136 | |
73160af6 | 137 | } |
138 | ||
61e0c8c0 | 139 | void CrossCheckUserSettings(Bool_t bData) |
140 | { | |
141 | // Check in this method if the user settings make sense. | |
142 | ||
143 | if(MCEP==kTRUE && bData==kTRUE) | |
144 | { | |
145 | cout<<endl; | |
146 | cout<<"WARNING: In real datasets there is no Monte Carlo information available !!!!"<<endl; | |
147 | cout<<" Set for real data analysis DATA = kTRUE and MCEP = kFALSE in the macro."<<endl; | |
148 | cout<<endl; | |
149 | exit(0); | |
150 | } | |
151 | ||
152 | } // end of void CrossCheckUserSettings() | |
73160af6 | 153 | |
93329510 | 154 | void LoadLibraries(const anaModes mode) { |
155 | ||
156 | //-------------------------------------- | |
157 | // Load the needed libraries most of them already loaded by aliroot | |
158 | //-------------------------------------- | |
5d040cf3 | 159 | gSystem->Load("libTree"); |
160 | gSystem->Load("libGeom"); | |
161 | gSystem->Load("libVMC"); | |
162 | gSystem->Load("libXMLIO"); | |
163 | gSystem->Load("libPhysics"); | |
93329510 | 164 | |
165 | //---------------------------------------------------------- | |
166 | // >>>>>>>>>>> Local mode <<<<<<<<<<<<<< | |
167 | //---------------------------------------------------------- | |
9cc5e012 | 168 | if (mode==mLocal || mode==mGRID) { |
93329510 | 169 | //-------------------------------------------------------- |
170 | // If you want to use already compiled libraries | |
171 | // in the aliroot distribution | |
172 | //-------------------------------------------------------- | |
173 | gSystem->Load("libSTEERBase"); | |
174 | gSystem->Load("libESD"); | |
175 | gSystem->Load("libAOD"); | |
176 | gSystem->Load("libANALYSIS"); | |
177 | gSystem->Load("libANALYSISalice"); | |
5d040cf3 | 178 | gSystem->Load("libCORRFW"); |
a02a1889 | 179 | gSystem->Load("libPWG2forward"); |
f630b0f9 | 180 | if (mode==mLocal) { |
181 | gSystem->Load("libPWG2flowCommon"); | |
182 | cerr<<"libPWG2flowCommon loaded..."<<endl; | |
183 | gSystem->Load("libPWG2flowTasks"); | |
184 | cerr<<"libPWG2flowTasks loaded..."<<endl; | |
185 | } | |
186 | if (mode==mGRID) { | |
187 | SetupPar("PWG2flowCommon"); | |
188 | cerr<<"PWG2flowCommon.par loaded..."<<endl; | |
189 | SetupPar("PWG2flowTasks"); | |
190 | cerr<<"PWG2flowTasks.par loaded..."<<endl; | |
191 | } | |
93329510 | 192 | } |
193 | ||
9cc5e012 | 194 | else if (mode == mLocalPAR) { |
93329510 | 195 | //-------------------------------------------------------- |
196 | //If you want to use root and par files from aliroot | |
197 | //-------------------------------------------------------- | |
198 | SetupPar("STEERBase"); | |
199 | SetupPar("ESD"); | |
200 | SetupPar("AOD"); | |
201 | SetupPar("ANALYSIS"); | |
202 | SetupPar("ANALYSISalice"); | |
ff1a880b | 203 | SetupPar("CORRFW"); |
93329510 | 204 | SetupPar("PWG2flowCommon"); |
205 | cerr<<"PWG2flowCommon.par loaded..."<<endl; | |
206 | SetupPar("PWG2flowTasks"); | |
207 | cerr<<"PWG2flowTasks.par loaded..."<<endl; | |
208 | } | |
209 | ||
210 | //--------------------------------------------------------- | |
211 | // <<<<<<<<<< PROOF mode >>>>>>>>>>>> | |
212 | //--------------------------------------------------------- | |
213 | else if (mode==mPROOF) { | |
214 | // | |
f6cf97c1 | 215 | //gEnv->SetValue("XSec.GSI.DelegProxy","2"); |
93329510 | 216 | // set to debug root versus if needed |
2aa4ebcd | 217 | //TProof::Mgr("alicecaf")->SetROOTVersion("v5-24-00a_dbg"); |
edd5904a | 218 | //TProof::Mgr("alicecaf")->SetROOTVersion("v5-24-00a"); |
7f7086f7 | 219 | //TProof::Reset("proof://snelling@alicecaf.cern.ch"); |
93329510 | 220 | // Connect to proof |
93329510 | 221 | printf("*** Connect to PROOF ***\n"); |
238dd515 | 222 | gEnv->SetValue("XSec.GSI.DelegProxy","2"); |
7f7086f7 | 223 | // Put appropriate username here |
224 | //TProof::Open("abilandz@alicecaf.cern.ch"); | |
225 | //TProof::Open("nkolk@alicecaf.cern.ch"); | |
238dd515 | 226 | //TProof::Open("snelling@localhost"); |
227 | TProof::Open("alice-caf.cern.ch"); | |
bec5e178 | 228 | //TProof::Open("skaf.saske.sk"); |
229 | //TProof::Open("prf000-iep-grid.saske.sk"); | |
230 | //Info("runSKAF.C","Loading libs on proof (may take while, around 1 min) ..."); | |
7f7086f7 | 231 | // list the data available |
238dd515 | 232 | //gProof->ShowDataSets("/*/*"); |
233 | //gProof->ShowDataSets("/alice/sim/"); //for MC Data | |
234 | //gProof->ShowDataSets("/alice/data/"); //for REAL Data | |
7f7086f7 | 235 | |
236 | // Clear the Packages | |
ff1a880b | 237 | /* |
edd5904a | 238 | gProof->ClearPackage("STEERBase.par"); |
edd5904a | 239 | gProof->ClearPackage("ESD.par"); |
edd5904a | 240 | gProof->ClearPackage("AOD.par"); |
edd5904a | 241 | gProof->ClearPackage("ANALYSIS.par"); |
edd5904a | 242 | gProof->ClearPackage("ANALYSISalice.par"); |
edd5904a | 243 | gProof->ClearPackage("CORRFW.par"); |
bec5e178 | 244 | |
2aa4ebcd | 245 | gProof->ClearPackage("PWG2flowCommon"); |
2aa4ebcd | 246 | gProof->ClearPackage("PWG2flowTasks"); |
ff1a880b | 247 | */ |
7f7086f7 | 248 | // Upload the Packages |
249 | gProof->UploadPackage("STEERBase.par"); | |
250 | gProof->UploadPackage("ESD.par"); | |
251 | gProof->UploadPackage("AOD.par"); | |
bec5e178 | 252 | |
7f7086f7 | 253 | gProof->UploadPackage("ANALYSIS.par"); |
254 | gProof->UploadPackage("ANALYSISalice.par"); | |
7f7086f7 | 255 | gProof->UploadPackage("CORRFW.par"); |
256 | gProof->UploadPackage("PWG2flowCommon.par"); | |
93329510 | 257 | gProof->UploadPackage("PWG2flowTasks.par"); |
7f7086f7 | 258 | |
bec5e178 | 259 | // Enable the Packages |
260 | // The global package | |
261 | //gProof->EnablePackage("aliroot_v4-19-05-AN",kTRUE); | |
262 | // Or separate | |
263 | ||
7f7086f7 | 264 | gProof->EnablePackage("STEERBase"); |
265 | gProof->EnablePackage("ESD"); | |
266 | gProof->EnablePackage("AOD"); | |
bec5e178 | 267 | |
268 | // Always needed | |
7f7086f7 | 269 | gProof->EnablePackage("ANALYSIS"); |
270 | gProof->EnablePackage("ANALYSISalice"); | |
7f7086f7 | 271 | gProof->EnablePackage("CORRFW"); |
272 | gProof->EnablePackage("PWG2flowCommon"); | |
93329510 | 273 | gProof->EnablePackage("PWG2flowTasks"); |
7f7086f7 | 274 | |
275 | // Show enables Packages | |
93329510 | 276 | gProof->ShowEnabledPackages(); |
277 | } | |
278 | ||
73160af6 | 279 | } |
280 | ||
281 | void SetupPar(char* pararchivename) { | |
93329510 | 282 | //Load par files, create analysis libraries |
283 | //For testing, if par file already decompressed and modified | |
284 | //classes then do not decompress. | |
285 | ||
286 | TString cdir(Form("%s", gSystem->WorkingDirectory() )) ; | |
287 | TString parpar(Form("%s.par", pararchivename)) ; | |
288 | if ( gSystem->AccessPathName(parpar.Data()) ) { | |
289 | gSystem->ChangeDirectory(gSystem->Getenv("ALICE_ROOT")) ; | |
290 | TString processline(Form(".! make %s", parpar.Data())) ; | |
291 | gROOT->ProcessLine(processline.Data()) ; | |
292 | gSystem->ChangeDirectory(cdir) ; | |
293 | processline = Form(".! mv /tmp/%s .", parpar.Data()) ; | |
294 | gROOT->ProcessLine(processline.Data()) ; | |
295 | } | |
296 | if ( gSystem->AccessPathName(pararchivename) ) { | |
297 | TString processline = Form(".! tar xvzf %s",parpar.Data()) ; | |
298 | gROOT->ProcessLine(processline.Data()); | |
299 | } | |
300 | ||
301 | TString ocwd = gSystem->WorkingDirectory(); | |
302 | gSystem->ChangeDirectory(pararchivename); | |
303 | ||
304 | // check for BUILD.sh and execute | |
305 | if (!gSystem->AccessPathName("PROOF-INF/BUILD.sh")) { | |
306 | printf("*******************************\n"); | |
307 | printf("*** Building PAR archive ***\n"); | |
308 | cout<<pararchivename<<endl; | |
309 | printf("*******************************\n"); | |
310 | if (gSystem->Exec("PROOF-INF/BUILD.sh")) { | |
311 | Error("runProcess","Cannot Build the PAR Archive! - Abort!"); | |
312 | return -1; | |
313 | } | |
314 | } | |
315 | // check for SETUP.C and execute | |
316 | if (!gSystem->AccessPathName("PROOF-INF/SETUP.C")) { | |
317 | printf("*******************************\n"); | |
318 | printf("*** Setup PAR archive ***\n"); | |
319 | cout<<pararchivename<<endl; | |
320 | printf("*******************************\n"); | |
321 | gROOT->Macro("PROOF-INF/SETUP.C"); | |
322 | } | |
323 | ||
324 | gSystem->ChangeDirectory(ocwd.Data()); | |
325 | printf("Current dir: %s\n", ocwd.Data()); | |
73160af6 | 326 | } |
327 | ||
328 | ||
329 | // Helper macros for creating chains | |
330 | // from: CreateESDChain.C,v 1.10 jgrosseo Exp | |
331 | ||
332 | TChain* CreateESDChain(const char* aDataDir, Int_t aRuns, Int_t offset) | |
333 | { | |
93329510 | 334 | // creates chain of files in a given directory or file containing a list. |
335 | // In case of directory the structure is expected as: | |
336 | // <aDataDir>/<dir0>/AliESDs.root | |
337 | // <aDataDir>/<dir1>/AliESDs.root | |
338 | // ... | |
339 | ||
340 | if (!aDataDir) | |
341 | return 0; | |
342 | ||
343 | Long_t id, size, flags, modtime; | |
344 | if (gSystem->GetPathInfo(aDataDir, &id, &size, &flags, &modtime)) | |
345 | { | |
346 | printf("%s not found.\n", aDataDir); | |
347 | return 0; | |
348 | } | |
349 | ||
350 | TChain* chain = new TChain("esdTree"); | |
351 | TChain* chaingAlice = 0; | |
352 | ||
353 | if (flags & 2) | |
354 | { | |
355 | TString execDir(gSystem->pwd()); | |
356 | TSystemDirectory* baseDir = new TSystemDirectory(".", aDataDir); | |
357 | TList* dirList = baseDir->GetListOfFiles(); | |
358 | Int_t nDirs = dirList->GetEntries(); | |
359 | gSystem->cd(execDir); | |
360 | ||
361 | Int_t count = 0; | |
362 | ||
363 | for (Int_t iDir=0; iDir<nDirs; ++iDir) | |
73160af6 | 364 | { |
365 | TSystemFile* presentDir = (TSystemFile*) dirList->At(iDir); | |
366 | if (!presentDir || !presentDir->IsDirectory() || strcmp(presentDir->GetName(), ".") == 0 || strcmp(presentDir->GetName(), "..") == 0) | |
367 | continue; | |
368 | ||
369 | if (offset > 0) | |
370 | { | |
371 | --offset; | |
372 | continue; | |
373 | } | |
374 | ||
375 | if (count++ == aRuns) | |
376 | break; | |
377 | ||
378 | TString presentDirName(aDataDir); | |
379 | presentDirName += "/"; | |
380 | presentDirName += presentDir->GetName(); | |
381 | chain->Add(presentDirName + "/AliESDs.root/esdTree"); | |
382 | // cerr<<presentDirName<<endl; | |
383 | } | |
93329510 | 384 | |
385 | } | |
386 | else | |
387 | { | |
388 | // Open the input stream | |
389 | ifstream in; | |
390 | in.open(aDataDir); | |
391 | ||
392 | Int_t count = 0; | |
393 | ||
394 | // Read the input list of files and add them to the chain | |
395 | TString esdfile; | |
396 | while(in.good()) { | |
73160af6 | 397 | in >> esdfile; |
398 | if (!esdfile.Contains("root")) continue; // protection | |
399 | ||
400 | if (offset > 0) | |
401 | { | |
402 | --offset; | |
403 | continue; | |
404 | } | |
405 | ||
406 | if (count++ == aRuns) | |
407 | break; | |
408 | ||
93329510 | 409 | // add esd file |
73160af6 | 410 | chain->Add(esdfile); |
93329510 | 411 | } |
412 | ||
413 | in.close(); | |
414 | } | |
415 | ||
416 | return chain; | |
73160af6 | 417 | } |
418 | ||
93329510 | 419 | |
73160af6 | 420 | // Helper macros for creating chains |
421 | // from: CreateESDChain.C,v 1.10 jgrosseo Exp | |
422 | ||
423 | TChain* CreateAODChain(const char* aDataDir, Int_t aRuns, Int_t offset) | |
424 | { | |
93329510 | 425 | // creates chain of files in a given directory or file containing a list. |
426 | // In case of directory the structure is expected as: | |
427 | // <aDataDir>/<dir0>/AliAOD.root | |
428 | // <aDataDir>/<dir1>/AliAOD.root | |
429 | // ... | |
430 | ||
431 | if (!aDataDir) | |
432 | return 0; | |
433 | ||
434 | Long_t id, size, flags, modtime; | |
435 | if (gSystem->GetPathInfo(aDataDir, &id, &size, &flags, &modtime)) | |
436 | { | |
437 | printf("%s not found.\n", aDataDir); | |
438 | return 0; | |
439 | } | |
440 | ||
441 | TChain* chain = new TChain("aodTree"); | |
442 | TChain* chaingAlice = 0; | |
443 | ||
444 | if (flags & 2) | |
445 | { | |
446 | TString execDir(gSystem->pwd()); | |
447 | TSystemDirectory* baseDir = new TSystemDirectory(".", aDataDir); | |
448 | TList* dirList = baseDir->GetListOfFiles(); | |
449 | Int_t nDirs = dirList->GetEntries(); | |
450 | gSystem->cd(execDir); | |
451 | ||
452 | Int_t count = 0; | |
453 | ||
454 | for (Int_t iDir=0; iDir<nDirs; ++iDir) | |
73160af6 | 455 | { |
456 | TSystemFile* presentDir = (TSystemFile*) dirList->At(iDir); | |
457 | if (!presentDir || !presentDir->IsDirectory() || strcmp(presentDir->GetName(), ".") == 0 || strcmp(presentDir->GetName(), "..") == 0) | |
458 | continue; | |
459 | ||
460 | if (offset > 0) | |
461 | { | |
462 | --offset; | |
463 | continue; | |
464 | } | |
465 | ||
466 | if (count++ == aRuns) | |
467 | break; | |
468 | ||
469 | TString presentDirName(aDataDir); | |
470 | presentDirName += "/"; | |
471 | presentDirName += presentDir->GetName(); | |
472 | chain->Add(presentDirName + "/AliAOD.root/aodTree"); | |
473 | // cerr<<presentDirName<<endl; | |
474 | } | |
93329510 | 475 | |
476 | } | |
477 | else | |
478 | { | |
479 | // Open the input stream | |
480 | ifstream in; | |
481 | in.open(aDataDir); | |
482 | ||
483 | Int_t count = 0; | |
484 | ||
485 | // Read the input list of files and add them to the chain | |
486 | TString aodfile; | |
487 | while(in.good()) { | |
73160af6 | 488 | in >> aodfile; |
489 | if (!aodfile.Contains("root")) continue; // protection | |
490 | ||
491 | if (offset > 0) | |
492 | { | |
493 | --offset; | |
494 | continue; | |
495 | } | |
496 | ||
497 | if (count++ == aRuns) | |
498 | break; | |
499 | ||
93329510 | 500 | // add aod file |
73160af6 | 501 | chain->Add(aodfile); |
93329510 | 502 | } |
503 | ||
504 | in.close(); | |
505 | } | |
506 | ||
507 | return chain; | |
73160af6 | 508 | } |
509 |