[u/mrichter/AliRoot.git] / PWG0 / multPbPb / run.C

// TODO:
// 1. Check cuts for 2010 (Jochen?)
// 2. Run with many centrality bins at once
#include <string.h>

enum { kMyRunModeLocal = 0, kMyRunModeCAF, kMyRunModeGRID};

TList * listToLoad = new TList();

TChain * GetAnalysisChain(const char * incollection);

void run(Char_t* data, Long64_t nev = -1, Long64_t offset = 0, Bool_t debug = kFALSE, Int_t runMode = 0, Bool_t isMC = 0, Int_t centrBin = 0, const char * centrEstimator = "VOM", const char* option = "",TString customSuffix = "", Int_t workers = -1)
{
  // runMode:
  //
  // 0 local 
  // 1 proof

  if (nev < 0)
    nev = 1234567890;

  InitAndLoadLibs(runMode,workers,debug);

  // Create the analysis manager
  mgr = new AliAnalysisManager;

  // Add ESD handler
  AliESDInputHandler* esdH = new AliESDInputHandler;
  // Do I need any of this? 
  //  esdH->SetInactiveBranches("AliESDACORDE FMD ALIESDTZERO ALIESDZDC AliRawDataErrorLogs CaloClusters Cascades EMCALCells EMCALTrigger ESDfriend Kinks AliESDTZERO ALIESDACORDE MuonTracks TrdTracks");
  mgr->SetInputEventHandler(esdH);

  if(isMC) {
    AliMCEventHandler* handler = new AliMCEventHandler;
    handler->SetPreReadMode(AliMCEventHandler::kLmPreRead);
    mgr->SetMCtruthEventHandler(handler);
  }


  // If we are running on grid, we need the alien handler
  if (runMode == kMyRunModeGRID) {
    // Create and configure the alien handler plugin
    gROOT->LoadMacro("CreateAlienHandler.C");
    AliAnalysisGrid *alienHandler = CreateAlienHandler(data, listToLoad, "full", isMC);  
    if (!alienHandler) {
      cout << "Cannot create alien handler" << endl;    
      exit(1);
    }
    mgr->SetGridHandler(alienHandler);  
  }


  // physics selection
  gROOT->ProcessLine(".L $ALICE_ROOT/ANALYSIS/macros/AddTaskPhysicsSelection.C");
  physicsSelectionTask = AddTaskPhysicsSelection(isMC);

  // Centrality
  AliCentralitySelectionTask *taskCentr = new AliCentralitySelectionTask("CentralitySelection");
  taskCentr->SetPercentileFile("$ALICE_ROOT/ANALYSIS/macros/test_AliCentralityBy1D.root");
  taskCentr->SetPercentileFile2("$ALICE_ROOT/ANALYSIS/macros/test_AliCentralityByFunction.root");
  mgr->AddTask(taskCentr);
  mgr->ConnectInput (taskCentr,0, mgr->GetCommonInputContainer());


  // Parse option strings
  TString optionStr(option);
  
  // remove SAVE option if set
  // This  is copied from a macro by Jan. The reason I kept it is that I may want to pass textual options to the new task at some point
  Bool_t doSave = kFALSE;
  TString optionStr(option);
  if (optionStr.Contains("SAVE"))
  {
    optionStr = optionStr(0,optionStr.Index("SAVE")) + optionStr(optionStr.Index("SAVE")+4, optionStr.Length());
    doSave = kTRUE;
  }

  AliESDtrackCuts * cuts = AliESDtrackCuts::GetStandardITSTPCTrackCuts2010(kTRUE);
  TString pathsuffix = "";
  // cuts->SetPtRange(0.15,0.2);// FIXME pt cut
  // const char * pathsuffix = "_pt_015_020_nofakes";

  if (optionStr.Contains("ITSsa")) {
    delete cuts;
    cuts = AliESDtrackCuts::GetStandardITSPureSATrackCuts2009();
    cout << ">>>> USING ITS sa tracks" << endl;
    pathsuffix="ITSsa";
  }

  if (optionStr.Contains("TPC")) {
    delete cuts;
    cuts = AliESDtrackCuts::GetStandardTPCOnlyTrackCuts();
    cout << ">>>> USING TPC only tracks" << endl;
    pathsuffix="TPC";
  }

  Bool_t useMCKinematics = isMC;
  if (optionStr.Contains("NOMCKIN")) {
    cout << ">>>> Ignoring MC kinematics" << endl;
    useMCKinematics=kFALSE;
  }
  
  
  // load my task
  gROOT->ProcessLine(".L $ALICE_ROOT/PWG0/multPbPb/AddTaskMultPbPbTracks.C");
  AliAnalysisTaskMultPbTracks * task = AddTaskMultPbPbTracks("multPbPbtracks.root", cuts); // kTRUE enables DCA cut
  task->SetIsMC(useMCKinematics);
  if(useMCKinematics) task->GetHistoManager()->SetSuffix("MC");
  if(customSuffix!=""){
    cout << "Setting custom suffix: " << customSuffix << endl;    
    task->GetHistoManager()->SetSuffix(customSuffix);
  }
  task->SetCentralityBin(centrBin);
  task->SetCentralityEstimator(centrEstimator);
  
  if (!mgr->InitAnalysis()) return;
	
  mgr->PrintStatus();
  
  if (runMode == kMyRunModeLocal ) {
    // If running in local mode, create chain of ESD files
    cout << "RUNNING LOCAL, CHAIN" << endl;    
    TChain * chain = GetAnalysisChain(data);
    chain->Print();
    mgr->StartAnalysis("local",chain,nev);
  } else if (runMode == kMyRunModeCAF) {
    mgr->StartAnalysis("proof",TString(data)+"#esdTree",nev);
  } else if (runMode == kMyRunModeGRID) {
    mgr->StartAnalysis("grid");
  } else {
    cout << "ERROR: unknown run mode" << endl;        
  }

  pathsuffix = pathsuffix + "_" + centrEstimator + "_bin_"+long(centrBin);
  if (doSave) MoveOutput(data, pathsuffix.Data());

  
}


void MoveOutput(const char * data, const char * suffix = ""){

  TString path("output/");
  path = path + TString(data).Tokenize("/")->Last()->GetName() + suffix;
  
  TString fileName = "multPbPbtracks.root";
  gSystem->mkdir(path, kTRUE);
  gSystem->Rename(fileName, path + "/" + fileName);
  gSystem->Rename("event_stat.root", path + "/event_stat.root");      
  Printf(">>>>> Moved files to %s", path.Data());
}  


TChain * GetAnalysisChain(const char * incollection){
  // Builds a chain of esd files
  // incollection can be
  // - a single root file
  // - an xml collection of files on alien
  // - a ASCII containing a list of local root files
  TChain* analysisChain = 0;
  // chain
  analysisChain = new TChain("esdTree");
  if (TString(incollection).Contains(".root")){
    analysisChain->Add(incollection);
  }
  else if (TString(incollection).Contains("xml")){
    TGrid::Connect("alien://");
    TAlienCollection * coll = TAlienCollection::Open (incollection);
    while(coll->Next()){
      analysisChain->Add(TString("alien://")+coll->GetLFN());
    }
  } else {
    ifstream file_collect(incollection);
    TString line;
    while (line.ReadLine(file_collect) ) {
      analysisChain->Add(line.Data());
    }
  }
  analysisChain->GetListOfFiles()->Print();

  return analysisChain;
}


void InitAndLoadLibs(Int_t runMode=kMyRunModeLocal, Int_t workers=0,Bool_t debug=0) {
  // Loads libs and par files + custom task and classes

  // Custom stuff to be loaded
  listToLoad->Add(new TObjString("$ALICE_ROOT/ANALYSIS/AliCentralitySelectionTask.cxx+"));
  listToLoad->Add(new TObjString("$ALICE_ROOT/PWG1/background/AliHistoListWrapper.cxx+"));
  listToLoad->Add(new TObjString("$ALICE_ROOT/PWG0/multPbPb/AliAnalysisMultPbTrackHistoManager.cxx+"));
  listToLoad->Add(new TObjString("$ALICE_ROOT/PWG0/multPbPb/AliAnalysisTaskMultPbTracks.cxx+"));


  if (runMode == kMyRunModeCAF)
  {
    cout << "Init in CAF mode" << endl;
    
    gEnv->SetValue("XSec.GSI.DelegProxy", "2");
    TProof::Open("alice-caf.cern.ch", workers>0 ? Form("workers=%d",workers) : "");
    
    // Enable the needed package
    gProof->UploadPackage("$ALICE_ROOT/STEERBase");
    gProof->EnablePackage("$ALICE_ROOT/STEERBase");
    gProof->UploadPackage("$ALICE_ROOT/ESD");
    gProof->EnablePackage("$ALICE_ROOT/ESD");
    gProof->UploadPackage("$ALICE_ROOT/AOD");
    gProof->EnablePackage("$ALICE_ROOT/AOD");
    gProof->UploadPackage("$ALICE_ROOT/ANALYSIS");
    gProof->EnablePackage("$ALICE_ROOT/ANALYSIS");
    gProof->UploadPackage("$ALICE_ROOT/ANALYSISalice");
    gProof->EnablePackage("$ALICE_ROOT/ANALYSISalice");
    gProof->UploadPackage("$ALICE_ROOT/PWG0base");
    gProof->EnablePackage("$ALICE_ROOT/PWG0base");
    gROOT->ProcessLine(gSystem->ExpandPathName(".include $ALICE_ROOT/PWG0/multPb"));
    gROOT->ProcessLine(gSystem->ExpandPathName(".include $ALICE_ROOT/PWG1/background"));
  }
  else
  {
    cout << "Init in Local or Grid mode" << endl;
    gSystem->Load("libCore.so");  
    gSystem->Load("libTree.so");
    gSystem->Load("libGeom.so");
    gSystem->Load("libVMC.so");
    gSystem->Load("libPhysics.so");
    gSystem->Load("libSTEERBase");
    gSystem->Load("libESD");
    gSystem->Load("libAOD");
    gSystem->Load("libANALYSIS");
    gSystem->Load("libANALYSISalice");   
  // Use AliRoot includes to compile our task
    gROOT->ProcessLine(".include $ALICE_ROOT/include");

    // gSystem->Load("libVMC");
    // gSystem->Load("libTree");
    // gSystem->Load("libSTEERBase");
    // gSystem->Load("libESD");
    // gSystem->Load("libAOD");
    // gSystem->Load("libANALYSIS");
    // gSystem->Load("libANALYSISalice");
    // gSystem->Load("libPWG0base");
    
    gROOT->ProcessLine(gSystem->ExpandPathName(".include $ALICE_ROOT/PWG0/multPb"));
    gROOT->ProcessLine(gSystem->ExpandPathName(".include $ALICE_ROOT/PWG1/background"));
    //    gROOT->ProcessLine(gSystem->ExpandPathName(".include $ALICE_ROOT/PWG1/background/"));
  }
  // Load helper classes
  TIterator * iter = listToLoad->MakeIterator();
  TObjString * name = 0;
  while (name = (TObjString *)iter->Next()) {
    gSystem->ExpandPathName(name->String());
    cout << name->String().Data();
    if (runMode == kMyRunModeCAF) {
      gProof->Load(name->String()+(debug?"+g":""));   
    } else {
      gROOT->LoadMacro(name->String()+(debug?"+g":""));   
    }
  }

}
Commit	Line	Data
a23f7c97	1	// TODO:
a23f7c97	2	// 1. Check cuts for 2010 (Jochen?)
54b31d6a	3	// 2. Run with many centrality bins at once
e0376287	4	#include <string.h>
a23f7c97	5
e0376287	6	enum { kMyRunModeLocal = 0, kMyRunModeCAF, kMyRunModeGRID};
	7
	8	TList * listToLoad = new TList();
a23f7c97	9
	10	TChain * GetAnalysisChain(const char * incollection);
	11
e0376287	12	void run(Char_t* data, Long64_t nev = -1, Long64_t offset = 0, Bool_t debug = kFALSE, Int_t runMode = 0, Bool_t isMC = 0, Int_t centrBin = 0, const char * centrEstimator = "VOM", const char* option = "",TString customSuffix = "", Int_t workers = -1)
a23f7c97	13	{
	14	// runMode:
	15	//
	16	// 0 local
	17	// 1 proof
	18
	19	if (nev < 0)
	20	nev = 1234567890;
	21
	22	InitAndLoadLibs(runMode,workers,debug);
	23
	24	// Create the analysis manager
	25	mgr = new AliAnalysisManager;
	26
	27	// Add ESD handler
	28	AliESDInputHandler* esdH = new AliESDInputHandler;
	29	// Do I need any of this?
54b31d6a	30	// esdH->SetInactiveBranches("AliESDACORDE FMD ALIESDTZERO ALIESDZDC AliRawDataErrorLogs CaloClusters Cascades EMCALCells EMCALTrigger ESDfriend Kinks AliESDTZERO ALIESDACORDE MuonTracks TrdTracks");
a23f7c97	31	mgr->SetInputEventHandler(esdH);
	32
	33	if(isMC) {
	34	AliMCEventHandler* handler = new AliMCEventHandler;
b00e8ba9	35	handler->SetPreReadMode(AliMCEventHandler::kLmPreRead);
a23f7c97	36	mgr->SetMCtruthEventHandler(handler);
	37	}
	38
e0376287	39
	40	// If we are running on grid, we need the alien handler
	41	if (runMode == kMyRunModeGRID) {
	42	// Create and configure the alien handler plugin
	43	gROOT->LoadMacro("CreateAlienHandler.C");
8b7362ee	44	AliAnalysisGrid *alienHandler = CreateAlienHandler(data, listToLoad, "full", isMC);
e0376287	45	if (!alienHandler) {
	46	cout << "Cannot create alien handler" << endl;
	47	exit(1);
	48	}
	49	mgr->SetGridHandler(alienHandler);
	50	}
	51
	52
	53
a23f7c97	54	// physics selection
	55	gROOT->ProcessLine(".L $ALICE_ROOT/ANALYSIS/macros/AddTaskPhysicsSelection.C");
	56	physicsSelectionTask = AddTaskPhysicsSelection(isMC);
	57
54b31d6a	58	// Centrality
	59	AliCentralitySelectionTask *taskCentr = new AliCentralitySelectionTask("CentralitySelection");
	60	taskCentr->SetPercentileFile("$ALICE_ROOT/ANALYSIS/macros/test_AliCentralityBy1D.root");
9d173aad	61	taskCentr->SetPercentileFile2("$ALICE_ROOT/ANALYSIS/macros/test_AliCentralityByFunction.root");
54b31d6a	62	mgr->AddTask(taskCentr);
54b31d6a	63	mgr->ConnectInput (taskCentr,0, mgr->GetCommonInputContainer());
a23f7c97	64
	65
	66	// Parse option strings
	67	TString optionStr(option);
	68
	69	// remove SAVE option if set
	70	// This is copied from a macro by Jan. The reason I kept it is that I may want to pass textual options to the new task at some point
	71	Bool_t doSave = kFALSE;
	72	TString optionStr(option);
	73	if (optionStr.Contains("SAVE"))
	74	{
	75	optionStr = optionStr(0,optionStr.Index("SAVE")) + optionStr(optionStr.Index("SAVE")+4, optionStr.Length());
	76	doSave = kTRUE;
	77	}
	78
e0376287	79	AliESDtrackCuts * cuts = AliESDtrackCuts::GetStandardITSTPCTrackCuts2010(kTRUE);
a23f7c97	80	TString pathsuffix = "";
	81	// cuts->SetPtRange(0.15,0.2);// FIXME pt cut
	82	// const char * pathsuffix = "_pt_015_020_nofakes";
	83
	84	if (optionStr.Contains("ITSsa")) {
	85	delete cuts;
	86	cuts = AliESDtrackCuts::GetStandardITSPureSATrackCuts2009();
	87	cout << ">>>> USING ITS sa tracks" << endl;
	88	pathsuffix="ITSsa";
	89	}
	90
	91	if (optionStr.Contains("TPC")) {
	92	delete cuts;
	93	cuts = AliESDtrackCuts::GetStandardTPCOnlyTrackCuts();
	94	cout << ">>>> USING TPC only tracks" << endl;
	95	pathsuffix="TPC";
	96	}
54b31d6a	97
	98	Bool_t useMCKinematics = isMC;
	99	if (optionStr.Contains("NOMCKIN")) {
	100	cout << ">>>> Ignoring MC kinematics" << endl;
	101	useMCKinematics=kFALSE;
	102	}
a23f7c97	103
	104
	105	// load my task
	106	gROOT->ProcessLine(".L $ALICE_ROOT/PWG0/multPbPb/AddTaskMultPbPbTracks.C");
	107	AliAnalysisTaskMultPbTracks * task = AddTaskMultPbPbTracks("multPbPbtracks.root", cuts); // kTRUE enables DCA cut
54b31d6a	108	task->SetIsMC(useMCKinematics);
e0376287	109	if(useMCKinematics) task->GetHistoManager()->SetSuffix("MC");
	110	if(customSuffix!=""){
	111	cout << "Setting custom suffix: " << customSuffix << endl;
	112	task->GetHistoManager()->SetSuffix(customSuffix);
	113	}
54b31d6a	114	task->SetCentralityBin(centrBin);
54b31d6a	115	task->SetCentralityEstimator(centrEstimator);
a23f7c97	116
	117	if (!mgr->InitAnalysis()) return;
	118
	119	mgr->PrintStatus();
	120
	121	if (runMode == kMyRunModeLocal ) {
	122	// If running in local mode, create chain of ESD files
54b31d6a	123	cout << "RUNNING LOCAL, CHAIN" << endl;
a23f7c97	124	TChain * chain = GetAnalysisChain(data);
	125	chain->Print();
	126	mgr->StartAnalysis("local",chain,nev);
	127	} else if (runMode == kMyRunModeCAF) {
	128	mgr->StartAnalysis("proof",TString(data)+"#esdTree",nev);
e0376287	129	} else if (runMode == kMyRunModeGRID) {
e0376287	130	mgr->StartAnalysis("grid");
a23f7c97	131	} else {
	132	cout << "ERROR: unknown run mode" << endl;
	133	}
	134
e0376287	135	pathsuffix = pathsuffix + "_" + centrEstimator + "_bin_"+long(centrBin);
a23f7c97	136	if (doSave) MoveOutput(data, pathsuffix.Data());
	137
	138
	139	}
	140
	141
	142	void MoveOutput(const char * data, const char * suffix = ""){
	143
	144	TString path("output/");
	145	path = path + TString(data).Tokenize("/")->Last()->GetName() + suffix;
	146
	147	TString fileName = "multPbPbtracks.root";
	148	gSystem->mkdir(path, kTRUE);
	149	gSystem->Rename(fileName, path + "/" + fileName);
	150	gSystem->Rename("event_stat.root", path + "/event_stat.root");
	151	Printf(">>>>> Moved files to %s", path.Data());
	152	}
	153
	154
	155
	156	TChain * GetAnalysisChain(const char * incollection){
	157	// Builds a chain of esd files
	158	// incollection can be
	159	// - a single root file
	160	// - an xml collection of files on alien
	161	// - a ASCII containing a list of local root files
	162	TChain* analysisChain = 0;
	163	// chain
	164	analysisChain = new TChain("esdTree");
	165	if (TString(incollection).Contains(".root")){
	166	analysisChain->Add(incollection);
	167	}
	168	else if (TString(incollection).Contains("xml")){
	169	TGrid::Connect("alien://");
	170	TAlienCollection * coll = TAlienCollection::Open (incollection);
	171	while(coll->Next()){
	172	analysisChain->Add(TString("alien://")+coll->GetLFN());
	173	}
	174	} else {
	175	ifstream file_collect(incollection);
	176	TString line;
	177	while (line.ReadLine(file_collect) ) {
	178	analysisChain->Add(line.Data());
	179	}
	180	}
	181	analysisChain->GetListOfFiles()->Print();
	182
	183	return analysisChain;
	184	}
	185
	186
	187	void InitAndLoadLibs(Int_t runMode=kMyRunModeLocal, Int_t workers=0,Bool_t debug=0) {
e0376287	188	// Loads libs and par files + custom task and classes
	189
	190	// Custom stuff to be loaded
	191	listToLoad->Add(new TObjString("$ALICE_ROOT/ANALYSIS/AliCentralitySelectionTask.cxx+"));
	192	listToLoad->Add(new TObjString("$ALICE_ROOT/PWG1/background/AliHistoListWrapper.cxx+"));
	193	listToLoad->Add(new TObjString("$ALICE_ROOT/PWG0/multPbPb/AliAnalysisMultPbTrackHistoManager.cxx+"));
	194	listToLoad->Add(new TObjString("$ALICE_ROOT/PWG0/multPbPb/AliAnalysisTaskMultPbTracks.cxx+"));
	195
a23f7c97	196
	197	if (runMode == kMyRunModeCAF)
	198	{
	199	cout << "Init in CAF mode" << endl;
	200
	201	gEnv->SetValue("XSec.GSI.DelegProxy", "2");
	202	TProof::Open("alice-caf.cern.ch", workers>0 ? Form("workers=%d",workers) : "");
	203
	204	// Enable the needed package
	205	gProof->UploadPackage("$ALICE_ROOT/STEERBase");
	206	gProof->EnablePackage("$ALICE_ROOT/STEERBase");
	207	gProof->UploadPackage("$ALICE_ROOT/ESD");
	208	gProof->EnablePackage("$ALICE_ROOT/ESD");
	209	gProof->UploadPackage("$ALICE_ROOT/AOD");
	210	gProof->EnablePackage("$ALICE_ROOT/AOD");
	211	gProof->UploadPackage("$ALICE_ROOT/ANALYSIS");
	212	gProof->EnablePackage("$ALICE_ROOT/ANALYSIS");
	213	gProof->UploadPackage("$ALICE_ROOT/ANALYSISalice");
	214	gProof->EnablePackage("$ALICE_ROOT/ANALYSISalice");
	215	gProof->UploadPackage("$ALICE_ROOT/PWG0base");
	216	gProof->EnablePackage("$ALICE_ROOT/PWG0base");
a28a49f6	217	gROOT->ProcessLine(gSystem->ExpandPathName(".include $ALICE_ROOT/PWG0/multPb"));
a28a49f6	218	gROOT->ProcessLine(gSystem->ExpandPathName(".include $ALICE_ROOT/PWG1/background"));
a23f7c97	219	}
	220	else
	221	{
e0376287	222	cout << "Init in Local or Grid mode" << endl;
8b7362ee	223	gSystem->Load("libCore.so");
	224	gSystem->Load("libTree.so");
	225	gSystem->Load("libGeom.so");
	226	gSystem->Load("libVMC.so");
	227	gSystem->Load("libPhysics.so");
a23f7c97	228	gSystem->Load("libSTEERBase");
	229	gSystem->Load("libESD");
	230	gSystem->Load("libAOD");
	231	gSystem->Load("libANALYSIS");
8b7362ee	232	gSystem->Load("libANALYSISalice");
	233	// Use AliRoot includes to compile our task
	234	gROOT->ProcessLine(".include $ALICE_ROOT/include");
	235
	236	// gSystem->Load("libVMC");
	237	// gSystem->Load("libTree");
	238	// gSystem->Load("libSTEERBase");
	239	// gSystem->Load("libESD");
	240	// gSystem->Load("libAOD");
	241	// gSystem->Load("libANALYSIS");
	242	// gSystem->Load("libANALYSISalice");
	243	// gSystem->Load("libPWG0base");
a23f7c97	244
a28a49f6	245	gROOT->ProcessLine(gSystem->ExpandPathName(".include $ALICE_ROOT/PWG0/multPb"));
a28a49f6	246	gROOT->ProcessLine(gSystem->ExpandPathName(".include $ALICE_ROOT/PWG1/background"));
54b31d6a	247	// gROOT->ProcessLine(gSystem->ExpandPathName(".include $ALICE_ROOT/PWG1/background/"));
a23f7c97	248	}
a23f7c97	249	// Load helper classes
e0376287	250	TIterator * iter = listToLoad->MakeIterator();
	251	TObjString * name = 0;
	252	while (name = (TObjString *)iter->Next()) {
	253	gSystem->ExpandPathName(name->String());
	254	cout << name->String().Data();
	255	if (runMode == kMyRunModeCAF) {
	256	gProof->Load(name->String()+(debug?"+g":""));
	257	} else {
	258	gROOT->LoadMacro(name->String()+(debug?"+g":""));
	259	}
a23f7c97	260	}
a23f7c97	261
a23f7c97	262	}