Corrected analysis configuration and execution files after changes in PartCorr frame...
[u/mrichter/AliRoot.git] / PWG4 / macros / anaPartCorrJetAn.C
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76518957 1/* $Id: $ */
2
3//--------------------------------------------------
4// Example macro to do analysis with the
5// analysis classes in PWG4PartCorr
6// and JETAN at the same time
7// Can be executed with Root and AliRoot
8//
9// Pay attention to the options and definitions
10// set in the lines below
11//
12// Author : Gustavo Conesa Balbastre (INFN-LNF)
13//
14//-------------------------------------------------
15enum anaModes {mLocal, mLocalCAF,mPROOF,mGRID};
16//mLocal: Analyze locally files in your computer
17//mLocalCAF: Analyze locally CAF files
18//mPROOF: Analyze CAF files with PROOF
19
20//---------------------------------------------------------------------------
21//Settings to read locally several files, only for "mLocal" mode
22//The different values are default, they can be set with environmental
23//variables: INDIR, PATTERN, NEVENT, respectivelly
3e0577a2 24char * kInDir = "/user/data/files";
25char * kPattern = ""; // Data are in files kInDir/kPattern+i
76518957 26Int_t kEvent = 1; // Number of files
27//---------------------------------------------------------------------------
28//Collection file for grid analysis
29char * kXML = "collection.xml";
30//---------------------------------------------------------------------------
31//Scale histograms from file. Change to kTRUE when xsection file exists
32//Put name of file containing xsection
33//Put number of events per ESD file
34//This is an specific case for normalization of Pythia files.
3e0577a2 35const Bool_t kGetXSectionFromFileAndScale = kFALSE ;
76518957 36const char * kXSFileName = "pyxsec.root";
37const Int_t kNumberOfEventsPerFile = 100;
38//---------------------------------------------------------------------------
39
40const Bool_t kMC = kTRUE; //With real data kMC = kFALSE
41const TString kInputData = "ESD";
3e0577a2 42void anaPartCorrJetAn(Int_t mode=mLocal, TString configName = "ConfigAnalysisGammaJetFinderCorrelation")
76518957 43{
44 // Main
45
46 //--------------------------------------------------------------------
47 // Load analysis libraries
48 // Look at the method below,
49 // change whatever you need for your analysis case
50 // ------------------------------------------------------------------
51 LoadLibraries(mode) ;
52
53 //-------------------------------------------------------------------------------------------------
54 //Create chain from ESD and from cross sections files, look below for options.
55 //-------------------------------------------------------------------------------------------------
56 TChain *chain = new TChain("esdTree") ;
57 TChain * chainxs = new TChain("Xsection") ;
58 CreateChain(mode, chain, chainxs);
59
60 if(chain){
61 AliLog::SetGlobalLogLevel(AliLog::kError);//Minimum prints on screen
62
63 //--------------------------------------
64 // Make the analysis manager
65 //-------------------------------------
66 AliAnalysisManager *mgr = new AliAnalysisManager("Manager", "Manager");
67 // MC handler
68 if(kMC){
69 AliMCEventHandler* mcHandler = new AliMCEventHandler();
70 mcHandler->SetReadTR(kFALSE);//Do not search TrackRef file
71 mgr->SetMCtruthEventHandler(mcHandler);
72 }
73
74 // AOD output handler
75 AliAODHandler* aodoutHandler = new AliAODHandler();
76 aodoutHandler->SetOutputFileName("aod.root");
77 //aodoutHandler->SetCreateNonStandardAOD();
78 mgr->SetOutputEventHandler(aodoutHandler);
79
80 //input
81 if(kInputData == "ESD"){
82 // ESD handler
83 AliESDInputHandler *esdHandler = new AliESDInputHandler();
84 mgr->SetInputEventHandler(esdHandler);
85 }
86 if(kInputData == "AOD"){
87 // AOD handler
88 AliAODInputHandler *aodHandler = new AliAODInputHandler();
89 mgr->SetInputEventHandler(aodHandler);
90 }
91
3e0577a2 92 //mgr->SetDebugLevel(-1); // For debugging, uncomment for lots of messages
76518957 93
94 //-------------------------------------------------------------------------
95 //Define task, put here any other task that you want to use.
96 //-------------------------------------------------------------------------
97
3e0577a2 98 AliAnalysisTaskJets *jetana = new AliAnalysisTaskJets("JetAnalysis");
99 //jetana->SetDebugLevel(-1);
76518957 100 mgr->AddTask(jetana);
101
102 AliAnalysisTaskParticleCorrelation * taskpwg4 = new AliAnalysisTaskParticleCorrelation ("Particle");
103 taskpwg4->SetConfigFileName(configName); //Default name is ConfigAnalysis
104
105 mgr->AddTask(taskpwg4);
106
107 // Create containers for input/output
108 AliAnalysisDataContainer *cinput1 = mgr->CreateContainer("cchain",TChain::Class(),
109 AliAnalysisManager::kInputContainer);
110 AliAnalysisDataContainer *coutput1 = mgr->CreateContainer("tree", TTree::Class(),
111 AliAnalysisManager::kOutputContainer, "default");
112 AliAnalysisDataContainer *coutput2 = mgr->CreateContainer("corrhistos", TList::Class(),
113 AliAnalysisManager::kOutputContainer, "histos.root");
114
115 AliAnalysisDataContainer *coutput3 = mgr->CreateContainer("jethistos", TList::Class(),
116 AliAnalysisManager::kOutputContainer, "histos.root");
117
118 mgr->ConnectInput (taskpwg4, 0, cinput1);
119 mgr->ConnectOutput (taskpwg4, 0, coutput1 );
120 mgr->ConnectOutput (taskpwg4, 1, coutput2 );
121
3e0577a2 122 mgr->ConnectInput (jetana, 0, cinput1);
123 mgr->ConnectOutput (jetana, 0, coutput1 );
76518957 124 mgr->ConnectOutput (jetana, 1, coutput3 );
125
126 //------------------------
127 //Scaling task
128 //-----------------------
129 Int_t nfiles = chainxs->GetEntries();
130 //cout<<"Get? "<<kGetXSectionFromFileAndScale<<" nfiles "<<nfiles<<endl;
131 if(kGetXSectionFromFileAndScale && nfiles > 0){
132 //cout<<"Init AnaScale"<<endl;
133 //Get the cross section
134 Double_t xsection=0;
135 Float_t ntrials = 0;
136 GetAverageXsection(chainxs, xsection, ntrials);
137
138 AliAnaScale * scale = new AliAnaScale("scale") ;
139 scale->Set(xsection/ntrials/kNumberOfEventsPerFile/nfiles) ;
140 scale->MakeSumw2(kFALSE);
141 scale->SetDebugLevel(2);
142 mgr->AddTask(scale);
143
144 AliAnalysisDataContainer *coutput4 = mgr->CreateContainer("corrhistosscaled", TList::Class(),
145 AliAnalysisManager::kOutputContainer, "histosscaled.root");
146 mgr->ConnectInput (scale, 0, coutput2);
147 mgr->ConnectOutput (scale, 0, coutput4 );
148
3e0577a2 149 AliAnaScale * scalejet = new AliAnaScale("scalejet") ;
76518957 150 scalejet->Set(xsection/ntrials/kNumberOfEventsPerFile/nfiles) ;
151 scalejet->MakeSumw2(kFALSE);
3e0577a2 152 //scalejet->SetDebugLevel(2);
76518957 153 mgr->AddTask(scalejet);
154
155 AliAnalysisDataContainer *coutput5 = mgr->CreateContainer("jethistosscaled", TList::Class(),
156 AliAnalysisManager::kOutputContainer, "histosscaled.root");
157 mgr->ConnectInput (scalejet, 0, coutput3);
158 mgr->ConnectOutput (scalejet, 0, coutput5 );
159 }
160
161 //-----------------------
162 // Run the analysis
163 //-----------------------
164 TString smode = "";
165 if (mode==mLocal || mode == mLocalCAF)
166 smode = "local";
167 else if (mode==mPROOF)
168 smode = "proof";
169 else if (mode==mGRID)
170 smode = "grid";
171
172 mgr->InitAnalysis();
173 mgr->PrintStatus();
174 mgr->StartAnalysis(smode.Data(),chain);
175
176cout <<" Analysis ended sucessfully "<< endl ;
177
178 }
179 else cout << "Chain was not produced ! "<<endl;
180
181}
182
183void LoadLibraries(const anaModes mode) {
184
185 //--------------------------------------
186 // Load the needed libraries most of them already loaded by aliroot
187 //--------------------------------------
188 gSystem->Load("libTree.so");
189 gSystem->Load("libGeom.so");
190 gSystem->Load("libVMC.so");
191 gSystem->Load("libXMLIO.so");
192
193 //----------------------------------------------------------
194 // >>>>>>>>>>> Local mode <<<<<<<<<<<<<<
195 //----------------------------------------------------------
196 if (mode==mLocal || mode == mLocalCAF || mode == mGRID) {
197 //--------------------------------------------------------
198 // If you want to use already compiled libraries
199 // in the aliroot distribution
200 //--------------------------------------------------------
201 //gSystem->Load("libSTEERBase");
202 //gSystem->Load("libESD");
203 //gSystem->Load("libAOD");
204 //gSystem->Load("libANALYSIS");
205 //gSystem->Load("libANALYSISalice");
3e0577a2 206 //gSystem->Load("libJETAN");
207 //gSystem->Load("libPHOSUtils");
208 //gSystem->Load("libPWG4PartCorrBase");
209 //gSystem->Load("libPWG4PartCorrDep");
210
76518957 211 //--------------------------------------------------------
212 //If you want to use root and par files from aliroot
213 //--------------------------------------------------------
214 SetupPar("STEERBase");
215 SetupPar("ESD");
216 SetupPar("AOD");
217 SetupPar("ANALYSIS");
218 SetupPar("ANALYSISalice");
3e0577a2 219 SetupPar("JETAN");
220 //If your analysis needs PHOS geometry uncomment following lines
221// SetupPar("PHOSUtils");
222// //Create Geometry
223// TGeoManager::Import("geometry.root") ; //need file "geometry.root" in local dir!!!!
224 SetupPar("PWG4PartCorrBase");
225 SetupPar("PWG4PartCorrDep");
76518957 226
227 }
228
229 //---------------------------------------------------------
230 // <<<<<<<<<< PROOF mode >>>>>>>>>>>>
231 //---------------------------------------------------------
232 else if (mode==mPROOF) {
233 //
234 // Connect to proof
235 // Put appropriate username here
236 // TProof::Reset("proof://mgheata@lxb6046.cern.ch");
237 TProof::Open("proof://mgheata@lxb6046.cern.ch");
238
239 // gProof->ClearPackages();
240 // gProof->ClearPackage("ESD");
241 // gProof->ClearPackage("AOD");
242 // gProof->ClearPackage("ANALYSIS");
3e0577a2 243 // gProof->ClearPackage("JETAN");
244 // gProof->ClearPackage("PWG4PartCorrDep");
245 // gProof->ClearPackage("PWG4PartCorrBase");
76518957 246
247 // Enable the STEERBase Package
248 gProof->UploadPackage("STEERBase.par");
249 gProof->EnablePackage("STEERBase");
250 // Enable the ESD Package
251 gProof->UploadPackage("ESD.par");
252 gProof->EnablePackage("ESD");
253 // Enable the AOD Package
254 gProof->UploadPackage("AOD.par");
255 gProof->EnablePackage("AOD");
256 // Enable the Analysis Package
257 gProof->UploadPackage("ANALYSIS.par");
258 gProof->EnablePackage("ANALYSIS");
3e0577a2 259 // Enable JETAN
76518957 260 gProof->UploadPackage("JETAN.par");
261 gProof->EnablePackage("JETAN");
3e0577a2 262 // Enable PHOSUtils
263 //gProof->UploadPackage("PHOSUtils.par");
264 //gProof->EnablePackage("PHOSUtils");
265 // Enable PartCorr analysis
266 gProof->UploadPackage("PWG4PartCorrBase.par");
267 gProof->EnablePackage("PWG4PartCorrBase");
268 gProof->UploadPackage("PWG4PartCorrDep.par");
269 gProof->EnablePackage("PWG4PartCorrDep");
76518957 270 //
271 gProof->ShowEnabledPackages();
272 }
273
274}
275
276void SetupPar(char* pararchivename)
277{
278 //Load par files, create analysis libraries
279 //For testing, if par file already decompressed and modified
280 //classes then do not decompress.
281
282 TString cdir(Form("%s", gSystem->WorkingDirectory() )) ;
283 TString parpar(Form("%s.par", pararchivename)) ;
284 if ( gSystem->AccessPathName(parpar.Data()) ) {
285 gSystem->ChangeDirectory(gSystem->Getenv("ALICE_ROOT")) ;
286 TString processline(Form(".! make %s", parpar.Data())) ;
287 gROOT->ProcessLine(processline.Data()) ;
288 gSystem->ChangeDirectory(cdir) ;
289 processline = Form(".! mv $ALICE_ROOT/%s .", parpar.Data()) ;
290 gROOT->ProcessLine(processline.Data()) ;
291 }
292 if ( gSystem->AccessPathName(pararchivename) ) {
293 TString processline = Form(".! tar xvzf %s",parpar.Data()) ;
294 gROOT->ProcessLine(processline.Data());
295 }
296
297 TString ocwd = gSystem->WorkingDirectory();
298 gSystem->ChangeDirectory(pararchivename);
299
300 // check for BUILD.sh and execute
301 if (!gSystem->AccessPathName("PROOF-INF/BUILD.sh")) {
302 printf("*******************************\n");
303 printf("*** Building PAR archive ***\n");
304 cout<<pararchivename<<endl;
305 printf("*******************************\n");
306
307 if (gSystem->Exec("PROOF-INF/BUILD.sh")) {
308 Error("runProcess","Cannot Build the PAR Archive! - Abort!");
309 return -1;
310 }
311 }
312 // check for SETUP.C and execute
313 if (!gSystem->AccessPathName("PROOF-INF/SETUP.C")) {
314 printf("*******************************\n");
315 printf("*** Setup PAR archive ***\n");
316 cout<<pararchivename<<endl;
317 printf("*******************************\n");
318 gROOT->Macro("PROOF-INF/SETUP.C");
319 }
320
321 gSystem->ChangeDirectory(ocwd.Data());
322 printf("Current dir: %s\n", ocwd.Data());
323}
324
325
326
327void CreateChain(const anaModes mode, TChain * chain, TChain * chainxs){
328 //Fills chain with data
329 TString ocwd = gSystem->WorkingDirectory();
330
331 //-----------------------------------------------------------
332 //Analysis of CAF data locally and with PROOF
333 //-----------------------------------------------------------
334 if(mode ==mPROOF || mode ==mLocalCAF){
335 // Chain from CAF
336 gROOT->LoadMacro("$ALICE_ROOT/PWG0/CreateESDChain.C");
337 // The second parameter is the number of input files in the chain
338 chain = CreateESDChain("ESD12001.txt", 5);
339 }
340
341 //---------------------------------------
342 //Local files analysis
343 //---------------------------------------
344 else if(mode == mLocal){
345 //If you want to add several ESD files sitting in a common directory INDIR
346 //Specify as environmental variables the directory (INDIR), the number of files
347 //to analyze (NEVENT) and the pattern name of the directories with files (PATTERN)
348
349 if(gSystem->Getenv("INDIR"))
350 kInDir = gSystem->Getenv("INDIR") ;
351 else cout<<"INDIR not set, use default: "<<kInDir<<endl;
352
353 if(gSystem->Getenv("PATTERN"))
354 kPattern = gSystem->Getenv("PATTERN") ;
355 else cout<<"PATTERN not set, use default: "<<kPattern<<endl;
356
357 if(gSystem->Getenv("NEVENT"))
358 kEvent = atoi(gSystem->Getenv("NEVENT")) ;
359 else cout<<"NEVENT not set, use default: "<<kEvent<<endl;
360
361 //Check if env variables are set and are correct
362 if ( kInDir && kEvent) {
363 printf("Get %d files from directory %s\n",kEvent,kInDir);
364 if ( ! gSystem->cd(kInDir) ) {//check if ESDs directory exist
365 printf("%s does not exist\n", kInDir) ;
366 return ;
367 }
368 cout<<"INDIR : "<<kInDir<<endl;
369 cout<<"NEVENT : "<<kEvent<<endl;
370 cout<<"PATTERN: " <<kPattern<<endl;
371
372 //Loop on ESD files, add them to chain
373 Int_t event =0;
374 Int_t skipped=0 ;
375 char file[120] ;
376 char filexs[120] ;
377
378 for (event = 0 ; event < kEvent ; event++) {
379 sprintf(file, "%s/%s%d/AliESDs.root", kInDir,kPattern,event) ;
380 sprintf(filexs, "%s/%s%d/%s", kInDir,kPattern,event,kXSFileName) ;
381 TFile * fESD = 0 ;
382 //Check if file exists and add it, if not skip it
383 if ( fESD = TFile::Open(file)) {
384 if ( fESD->Get("esdTree") ) {
385 printf("++++ Adding %s\n", file) ;
386 chain->AddFile(file);
387 chainxs->Add(filexs) ;
388 }
389 }
390 else {
391 printf("---- Skipping %s\n", file) ;
392 skipped++ ;
393 }
394 }
395 printf("number of entries # %lld, skipped %d\n", chain->GetEntries(), skipped*100) ;
396 }
397 else {
398 TString input = "AliESDs.root" ;
399 cout<<">>>>>> No list added, take a single file <<<<<<<<< "<<input<<endl;
400 chain->AddFile(input);
401 }
402
403 }// local files analysis
404
405 //------------------------------
406 //GRID xml files
407 //-----------------------------
408 else if(mode == mGRID){
409 //Get colection file. It is specified by the environmental
410 //variable XML
411
412 if(gSystem->Getenv("XML") )
413 kXML = gSystem->Getenv("XML");
414 else
415 sprintf(kXML, "collection.xml") ;
416
417 if (!TFile::Open(kXML)) {
418 printf("No collection file with name -- %s -- was found\n",kXML);
419 return ;
420 }
421 else cout<<"XML file "<<kXML<<endl;
422
423 //Load necessary libraries and connect to the GRID
424 gSystem->Load("libNetx.so") ;
425 gSystem->Load("libRAliEn.so");
426 TGrid::Connect("alien://") ;
427
428 //Feed Grid with collection file
429 //TGridCollection * collection = (TGridCollection*)gROOT->ProcessLine(Form("TAlienCollection::Open(\"%s\", 0)", kXML));
430 TGridCollection * collection = (TGridCollection*) TAlienCollection::Open(kXML);
431 if (! collection) {
432 AliError(Form("%s not found", kXML)) ;
433 return kFALSE ;
434 }
435 TGridResult* result = collection->GetGridResult("",0 ,0);
436
437 // Makes the ESD chain
438 printf("*** Getting the Chain ***\n");
439 for (Int_t index = 0; index < result->GetEntries(); index++) {
440 TString alienURL = result->GetKey(index, "turl") ;
441 cout << "================== " << alienURL << endl ;
442 chain->Add(alienURL) ;
443 alienURL.ReplaceAll("AliESDs.root",kXSFileName);
444 chainxs->Add(alienURL) ;
445 }
446 }// xml analysis
447
448 gSystem->ChangeDirectory(ocwd.Data());
449}
450
451//________________________________________________
452void GetAverageXsection(TTree * tree, Double_t & xs, Float_t & ntr)
453{
454 // Read the PYTHIA statistics from the file pyxsec.root created by
455 // the function WriteXsection():
456 // integrated cross section (xsection) and
457 // the number of Pyevent() calls (ntrials)
458 // and calculate the weight per one event xsection/ntrials
459 // The spectrum calculated by a user should be
460 // multiplied by this weight, something like this:
461 // TH1F *userSpectrum ... // book and fill the spectrum
462 // userSpectrum->Scale(weight)
463 //
464 // Yuri Kharlov 19 June 2007
465 // Gustavo Conesa 15 April 2008
466 Double_t xsection = 0;
467 UInt_t ntrials = 0;
468 xs = 0;
469 ntr = 0;
470
471 Int_t nfiles = tree->GetEntries() ;
472 if (tree && nfiles > 0) {
473 tree->SetBranchAddress("xsection",&xsection);
474 tree->SetBranchAddress("ntrials",&ntrials);
475 for(Int_t i = 0; i < nfiles; i++){
476 tree->GetEntry(i);
477 xs += xsection ;
478 ntr += ntrials ;
479 cout << "xsection " <<xsection<<" ntrials "<<ntrials<<endl;
480 }
481
482 xs = xs / nfiles;
483 ntr = ntr / nfiles;
484 cout << "-----------------------------------------------------------------"<<endl;
485 cout << "Average of "<< nfiles<<" files: xsection " <<xs<<" ntrials "<<ntr<<endl;
486 cout << "-----------------------------------------------------------------"<<endl;
487 }
488 else cout << " >>>> Empty tree !!!! <<<<< "<<endl;
489
490}
491
492
493