1 /**************************************************************************
2 * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
4 * Author: The ALICE Off-line Project. *
5 * Contributors are mentioned in the code where appropriate. *
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 **************************************************************************/
16 /* $Id: AliAnalysisTaskPIDResponse.cxx 43811 2010-09-23 14:13:31Z wiechula $ */
20 #include <AliAnalysisManager.h>
21 #include <AliInputEventHandler.h>
22 #include <AliVEventHandler.h>
23 #include <AliVEvent.h>
24 #include <AliVParticle.h>
25 #include <AliVTrack.h>
27 #include <AliPIDResponse.h>
28 #include <AliESDpid.h>
29 #include <AliProdInfo.h>
31 #include "AliAnalysisTaskPIDResponse.h"
33 ClassImp(AliAnalysisTaskPIDResponse)
35 //______________________________________________________________________________
36 AliAnalysisTaskPIDResponse::AliAnalysisTaskPIDResponse():
41 fSpecialDetResponse(),
46 fIsTunedOnData(kFALSE),
49 fUseTPCEtaCorrection(kFALSE),//TODO: In future, default kTRUE
50 fUseTPCMultiplicityCorrection(kFALSE)//TODO: In future, default kTRUE
57 //______________________________________________________________________________
58 AliAnalysisTaskPIDResponse::AliAnalysisTaskPIDResponse(const char* name):
59 AliAnalysisTaskSE(name),
63 fSpecialDetResponse(),
68 fIsTunedOnData(kFALSE),
71 fUseTPCEtaCorrection(kFALSE),//TODO: In future, default kTRUE
72 fUseTPCMultiplicityCorrection(kFALSE)//TODO: In future, default kTRUE
75 // Default constructor
77 DefineInput(0,TChain::Class());
80 //______________________________________________________________________________
81 AliAnalysisTaskPIDResponse::~AliAnalysisTaskPIDResponse()
88 //______________________________________________________________________________
89 void AliAnalysisTaskPIDResponse::UserCreateOutputObjects()
92 // Create the output QA objects
95 AliLog::SetClassDebugLevel("AliAnalysisTaskPIDResponse",10);
98 AliAnalysisManager *man=AliAnalysisManager::GetAnalysisManager();
99 AliInputEventHandler *inputHandler=dynamic_cast<AliInputEventHandler*>(man->GetInputEventHandler());
100 if (!inputHandler) AliFatal("Input handler needed");
102 //pid response object
103 inputHandler->CreatePIDResponse(fIsMC);
104 fPIDResponse=inputHandler->GetPIDResponse();
105 if (!fPIDResponse) AliFatal("PIDResponse object was not created");
107 fPIDResponse->SetOADBPath(AliAnalysisManager::GetOADBPath());
108 fPIDResponse->SetCachePID(fCachePID);
109 if (!fOADBPath.IsNull()) fPIDResponse->SetOADBPath(fOADBPath.Data());
111 if(fIsTunedOnData) fPIDResponse->SetTunedOnData(kTRUE,fRecoPassTuned);
112 if(fTunedOnDataMask != 0) fPIDResponse->SetTunedOnDataMask(fTunedOnDataMask);
114 if (!fSpecialDetResponse.IsNull()){
115 TObjArray *arr=fSpecialDetResponse.Tokenize("; ");
116 for (Int_t i=0; i<arr->GetEntriesFast();++i){
117 TString resp(arr->At(i)->GetName());
118 if (resp.BeginsWith("TPC:")){
119 resp.ReplaceAll("TPC:","");
120 fPIDResponse->SetCustomTPCpidResponse(resp.Data());
121 AliInfo(Form("Setting custom TPC response file: '%s'",resp.Data()));
128 //______________________________________________________________________________
129 void AliAnalysisTaskPIDResponse::UserExec(Option_t */*option*/)
131 // Setup the PID response functions and fill the QA histograms
133 AliVEvent *event=InputEvent();
135 fRun=event->GetRunNumber();
141 fPIDResponse->SetUseTPCEtaCorrection(fUseTPCEtaCorrection);
142 fPIDResponse->SetUseTPCMultiplicityCorrection(fUseTPCMultiplicityCorrection);
145 fPIDResponse->InitialiseEvent(event,fRecoPass);
146 AliESDpid *pidresp = dynamic_cast<AliESDpid*>(fPIDResponse);
147 if(pidresp && AliAnalysisManager::GetAnalysisManager()->GetMCtruthEventHandler()){
148 pidresp->SetEventHandler(AliAnalysisManager::GetAnalysisManager()->GetMCtruthEventHandler());
150 //create and attach transient PID object
152 // fPIDResponse->FillTrackDetectorPID();
156 //______________________________________________________________________________
157 void AliAnalysisTaskPIDResponse::SetRecoInfo()
160 // Set reconstruction information
166 //Get UserInfo from the current tree
167 AliAnalysisManager *mgr=AliAnalysisManager::GetAnalysisManager();
168 AliVEventHandler *inputHandler=mgr->GetInputEventHandler();
169 if (!inputHandler) return;
171 TList *uiList = inputHandler->GetUserInfo();
172 AliProdInfo prodInfo(uiList);
175 TTree *tree= (TTree*)inputHandler->GetTree();
176 TFile *file= (TFile*)tree->GetCurrentFile();
178 AliError("Current file not found, cannot set reconstruction information");
181 TString fileName(file->GetName());
182 fPIDResponse->SetCurrentFile(fileName.Data());
185 fPIDResponse->SetCurrentAliRootRev(prodInfo.GetAlirootSvnVersion());
187 if (prodInfo.IsMC() == kTRUE) fIsMC=kTRUE; // protection if user didn't use macro switch
188 if ( (prodInfo.IsMC() == kFALSE) && (fIsMC == kFALSE) ) { // reco pass is needed only for data
189 fRecoPass = prodInfo.GetRecoPass();
190 if (fRecoPass < 0) { // as last resort we find pass from file name (UGLY, but not stored in ESDs/AODs before LHC12d )
191 TString fileName(file->GetName());
192 if (fileName.Contains("pass1") ) {
194 } else if (fileName.Contains("pass2") ) {
196 } else if (fileName.Contains("pass3") ) {
198 } else if (fileName.Contains("pass4") ) {
200 } else if (fileName.Contains("pass5") ) {
204 if (fRecoPass <= 0) {
205 AliError(" ******** Failed to find reconstruction pass number *********");
206 AliError(" ******** PID information loaded for 'pass 0': parameters unreliable ******");
207 AliError(" --> If these are MC data: please set kTRUE first argument of AddTaskPIDResponse");
208 AliError(" --> If these are real data: please insert pass number inside the path of your local file ******");