+++ /dev/null
-/**************************************************************************
- * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
- * *
- * Author: The ALICE Off-line Project. *
- * Contributors are mentioned in the code where appropriate. *
- * *
- * Permission to use, copy, modify and distribute this software and its *
- * documentation strictly for non-commercial purposes is hereby granted *
- * without fee, provided that the above copyright notice appears in all *
- * copies and that both the copyright notice and this permission notice *
- * appear in the supporting documentation. The authors make no claims *
- * about the suitability of this software for any purpose. It is *
- * provided "as is" without express or implied warranty. *
- **************************************************************************/
-
-/* $Id$ */
-
-//
-// This class analyses TPC cosmics data from the ESD and the ESDfriend
-//
-// Authors: Jan.Fiete.Grosse-Oetringhaus@cern.ch, Claus.Jorgensen@cern.ch
-//
-
-#include "AliROCESDAnalysisSelector.h"
-
-#include <AliLog.h>
-#include <AliESD.h>
-#include <AliESDfriend.h>
-#include <../TPC/AliTPCclusterMI.h>
-#include <../TPC/AliTPCseed.h>
-
-#include <TFile.h>
-#include <TMath.h>
-#include <TTree.h>
-#include <TCanvas.h>
-#include <TSystem.h>
-#include <TObjArray.h>
-#include <TTimeStamp.h>
-
-#include "TPC/AliTPCClusterHistograms.h"
-
-extern TSystem* gSystem;
-
-ClassImp(AliROCESDAnalysisSelector)
-
-AliROCESDAnalysisSelector::AliROCESDAnalysisSelector() :
- AliSelector(),
- fESDfriend(0),
- fObjectsToSave(0),
- fMinNumberOfRowsIsTrack(0)
-{
- //
- // Constructor. Initialization of pointers
- //
- fMinNumberOfRowsIsTrack = 5;
-
- fObjectsToSave = new TObjArray();
-
- for (Int_t i=0; i<kTPCHists; i++)
- fClusterHistograms[i] = 0;
-}
-
-AliROCESDAnalysisSelector::~AliROCESDAnalysisSelector()
-{
- //
- // Destructor
- //
-}
-
-void AliROCESDAnalysisSelector::SlaveBegin(TTree* tree)
-{
- //
-
- AliSelector::SlaveBegin(tree);
-}
-
-void AliROCESDAnalysisSelector::Init(TTree *tree)
-{
- // The Init() function is called when the selector needs to initialize
- // a new tree or chain. Typically here the branch addresses of the tree
- // will be set. It is normaly not necessary to make changes to the
- // generated code, but the routine can be extended by the user if needed.
- // Init() will be called many times when running with PROOF.
-
- AliSelector::Init(tree);
-
- printf("Init called %p\n", (void*) fESDfriend);
-
- // Set branch address
- if (tree)
- {
- tree->SetBranchAddress("ESDfriend", &fESDfriend);
-
- tree->SetBranchStatus("*", 0);
- tree->SetBranchStatus("fTracks.*", 1);
- tree->SetBranchStatus("fTimeStamp", 1);
- //tree->SetBranchStatus("fTracks.fCalibContainer", 0);
- }
-
- if (fESDfriend != 0)
- AliDebug(AliLog::kInfo, "INFO: Found ESDfriend branch in chain.");
-}
-
-Bool_t AliROCESDAnalysisSelector::Process(Long64_t entry)
-{
- //
- // Implement your analysis here. Do not forget to call the parent class Process by
- // if (AliSelector::Process(entry) == kFALSE)
- // return kFALSE;
- //
-
- if (AliSelector::Process(entry) == kFALSE)
- return kFALSE;
-
- // Check prerequisites
- if (!fESD)
- {
- AliDebug(AliLog::kError, "ESD branch not available");
- return kFALSE;
- }
-
- // Check prerequisites
- if (!fESDfriend)
- {
- AliDebug(AliLog::kError, "ESDfriend branch not available");
- return kFALSE;
- }
-
- if (fESD->GetNumberOfTracks() != fESDfriend->GetNumberOfTracks())
- {
- AliDebug(AliLog::kError, Form("Event %lld: Number of tracks differ between ESD (%d) and ESDfriend (%d)! Skipping event!\n", entry, fESD->GetNumberOfTracks(), fESDfriend->GetNumberOfTracks()));
- return kFALSE;
- }
-
- fESD->SetESDfriend(fESDfriend);
-
- Int_t flag = ProcessEvent(entry, kFALSE);
- if (flag == 1)
- ProcessEvent(entry, kTRUE);
-
- // TODO This should not be needed, the TTree::GetEntry() should take care of this, maybe because it has a reference member, to be analyzed
- // if the ESDfriend is not deleted we get a major memory leak
- // here the esdfriend seems to be also deleted, very weird behaviour....
-
- delete fESD;
- fESD = 0;
-
- //delete fESDfriend;
- //fESDfriend = 0;
-
- return kTRUE;
-}
-
-Int_t AliROCESDAnalysisSelector::ProcessEvent(Long64_t entry, Bool_t detailedHistogram)
-{
- //
- // Looping over tracks and clusters in event and filling histograms
- //
- // - if detailedHistogram = kTRUE special histograms are saved (in fObjectsToSave)
- // - the method returns
- // 1 : if a "flash" is detected something special in this event
- //
-
- // save maximum 50 objects
- if (detailedHistogram)
- if (fObjectsToSave->GetEntries() > 50)
- return 0;
-
- // for saving single events
- AliTPCClusterHistograms* clusterHistograms[kTPCSectors];
- for (Int_t i=0; i<kTPCSectors; i++)
- clusterHistograms[i] = 0;
-
- Bool_t intToReturn = 0;
-
- Int_t nTracks = fESD->GetNumberOfTracks();
-
- Int_t nSkippedSeeds = 0;
- //Int_t nSkippedTracks = 0;
-
- // for "flash" detection
- Int_t nClusters = 0;
- Float_t clusterQtotSumVsTime[250];
- for (Int_t z=0; z<250; z++)
- clusterQtotSumVsTime[z] = 0;
-
- // loop over esd tracks
- for (Int_t t=0; t<nTracks; t++)
- {
- AliESDtrack* esdTrack = dynamic_cast<AliESDtrack*> (fESD->GetTrack(t));
- if (!esdTrack)
- {
- AliDebug(AliLog::kError, Form("ERROR: Could not retrieve track %d.", t));
- continue;
- }
-
- AliESDfriendTrack* friendtrack = const_cast<AliESDfriendTrack*> (dynamic_cast<const AliESDfriendTrack*> (esdTrack->GetFriendTrack()));
- if (!friendtrack)
- {
- AliDebug(AliLog::kError, Form("ERROR: Could not retrieve friend of track %d.", t));
- continue;
- }
-
- const AliTPCseed* seed = dynamic_cast<const AliTPCseed*> (friendtrack->GetCalibObject(0));
- if (!seed)
- {
- AliDebug(AliLog::kDebug, Form("ERROR: Could not retrieve seed of track %d.", t));
- nSkippedSeeds++;
- continue;
- }
-
- /*if (!AcceptTrack(seed, fMinNumberOfRowsIsTrack))
- {
- AliDebug(AliLog::kDebug, Form("INFO: Rejected track %d.", t));
- nSkippedTracks++;
- continue;
- }*/
-
- for (Int_t clusterID = 0; clusterID < 160; clusterID++)
- {
- AliTPCclusterMI* cluster = seed->GetClusterPointer(clusterID);
- if (!cluster)
- continue;
-
- Int_t detector = cluster->GetDetector();
-
- if (detector < 0 || detector >= kTPCSectors)
- {
- AliDebug(AliLog::kDebug, Form("We found a cluster from invalid sector %d", detector));
- continue;
- }
-
- if (!detailedHistogram) {
- // TODO: find a clever way to handle the time
- Int_t time = 0;
-
- if (fESD->GetTimeStamp()>1160000000)
- time = fESD->GetTimeStamp();
-
- if (!fClusterHistograms[detector])
- fClusterHistograms[detector] = new AliTPCClusterHistograms(detector,"",time,time+5*60*60);
-
- if (!fClusterHistograms[detector+kTPCSectors])
- fClusterHistograms[detector+kTPCSectors] = new AliTPCClusterHistograms(detector,"",time,time+5*60*60, kTRUE);
-
- fClusterHistograms[detector]->FillCluster(cluster, time);
- fClusterHistograms[detector+kTPCSectors]->FillCluster(cluster, time);
-
- Int_t z = Int_t(cluster->GetZ());
- if (z>=0 && z<250) {
- nClusters++;
- clusterQtotSumVsTime[z] += cluster->GetQ();
- }
- } // end of if !detailedHistograms
- else {
- // if we need the detailed histograms for this event
- if (!clusterHistograms[detector])
- clusterHistograms[detector] = new AliTPCClusterHistograms(detector, Form("flash_entry%d", entry));
-
- clusterHistograms[detector]->FillCluster(cluster);
- }
- }
-
- for (Int_t i=0; i<kTPCHists; i++)
- if (fClusterHistograms[i])
- fClusterHistograms[i]->FillTrack(seed);
-
- }
-
- // check if there's a very large q deposit ("flash")
- if (!detailedHistogram) {
- for (Int_t z=0; z<250; z++) {
- if (clusterQtotSumVsTime[z] > 150000) {
- printf(Form(" \n -> Entry %lld sum of clusters at time %d is %f, ESD timestamp: %s (%d) \n \n", entry, z, clusterQtotSumVsTime[z], TTimeStamp(fESD->GetTimeStamp()).AsString(), fESD->GetTimeStamp()));
- intToReturn = 1;
- }
- }
- }
- else {
- for (Int_t i=0; i< kTPCSectors; i++) {
- if (clusterHistograms[i]) {
- fObjectsToSave->Add(clusterHistograms[i]);
- }
- }
- }
-
-// if (nSkippedSeeds > 0)
-// printf("WARNING: The seed was not found for %d out of %d tracks.\n", nSkippedSeeds, nTracks);
-// if (nSkippedTracks > 0)
-// printf("INFO: Rejected %d out of %d tracks.\n", nSkippedTracks, nTracks);
-
- return intToReturn;
-}
-
-Bool_t AliROCESDAnalysisSelector::AcceptTrack(const AliTPCseed* track, Int_t minRowsIncluded) {
- //
- // check if the track should be accepted.
- //
- const Int_t kMinClusters = 5;
- const Float_t kMinRatio = 0.75;
- const Float_t kMax1pt = 0.5;
-
- Int_t nRowsUsedByTracks = 0;
- Bool_t rowIncluded[96];
-
- Float_t totalQtot = 0;
- Int_t nClusters = 0;
-
- for(Int_t r=0; r<96; r++)
- rowIncluded[r] = kFALSE;
-
- for (Int_t clusterID = 0; clusterID < 160; clusterID++) {
- AliTPCclusterMI* cluster = track->GetClusterPointer(clusterID);
-
- if (!cluster)
- continue;
-
- Float_t qTot = cluster->GetQ();
-
- nClusters++;
- totalQtot += qTot;
-
- if (!rowIncluded[cluster->GetRow()]) {
- nRowsUsedByTracks++;
- rowIncluded[cluster->GetRow()] = kTRUE;
- }
- }
-
- Float_t meanQtot = totalQtot/nClusters;
-
- if (meanQtot<70)
- return kFALSE;
-
- if (nRowsUsedByTracks < minRowsIncluded)
- return kFALSE;
-
- // printf(Form(" TRACK: n clusters = %d, n pad rows = %d \n",track->GetNumberOfClusters(), nRowsUsedByTracks));
-
- if (track->GetNumberOfClusters()<kMinClusters) return kFALSE;
- Float_t ratio = track->GetNumberOfClusters()/(track->GetNFoundable()+1.);
- if (ratio<kMinRatio) return kFALSE;
- Float_t mpt = track->GetSigned1Pt();
- if (TMath::Abs(mpt)>kMax1pt) return kFALSE;
-
- //if (TMath::Abs(track->GetZ())>240.) return kFALSE;
- //if (TMath::Abs(track->GetZ())<10.) return kFALSE;
- //if (TMath::Abs(track->GetTgl())>0.03) return kFALSE;
-
- return kTRUE;
-}
-
-void AliROCESDAnalysisSelector::SlaveTerminate()
-{
- //
-
- if (fOutput)
- {
- for (Int_t i=0; i<kTPCHists; i++)
- if (fClusterHistograms[i])
- fOutput->Add(fClusterHistograms[i]);
- }
-}
-
-void AliROCESDAnalysisSelector::Terminate()
-{
- //
- // read the objects from the output list and write them to a file
- // the filename is modified by the object comment passed in the tree info or input list
- //
-
- if (fOutput)
- {
- fOutput->Print();
-
- for (Int_t i=0; i<kTPCSectors; i++)
- fClusterHistograms[i] = dynamic_cast<AliTPCClusterHistograms*> (fOutput->FindObject(AliTPCClusterHistograms::FormDetectorName(i, kFALSE)));
- for (Int_t i=0; i<kTPCSectors; i++)
- fClusterHistograms[kTPCSectors+i] = dynamic_cast<AliTPCClusterHistograms*> (fOutput->FindObject(AliTPCClusterHistograms::FormDetectorName(i, kTRUE)));
- }
-
- TNamed* comment = 0;
- if (fTree && fTree->GetUserInfo())
- comment = dynamic_cast<TNamed*>(fTree->GetUserInfo()->FindObject("comment"));
- if (!comment && fInput)
- comment = dynamic_cast<TNamed*>(fInput->FindObject("comment"));
-
- if (comment)
- {
- AliDebug(AliLog::kInfo, Form("INFO: Found comment in input list: %s", comment->GetTitle()));
- }
- else
- return;
-
- TFile* file = TFile::Open(Form("rocESD_%s.root",comment->GetTitle()), "RECREATE");
-
- for (Int_t i=0; i<kTPCHists; i++)
- if (fClusterHistograms[i]) {
- fClusterHistograms[i]->SaveHistograms();
- // TCanvas* c = fClusterHistograms[i]->DrawHistograms(comment->GetTitle());
- //TString dir;
- //dir.Form("WWW/%s", comment->GetTitle(), c->GetName());
- //gSystem->mkdir(dir, kTRUE);
- //c->SaveAs(Form("%s/plots_%s_%s.eps",dir.Data(),comment->GetTitle(),c->GetName()));
- //c->SaveAs(Form("%s/plots_%s_%s.gif",dir.Data(),comment->GetTitle(),c->GetName()));
-
- //c->Close();
- //delete c;
- }
-
- gDirectory->mkdir("saved_objects");
- gDirectory->cd("saved_objects");
-
- for (Int_t i=0; i<fObjectsToSave->GetSize(); i++) {
- if (fObjectsToSave->At(i)) {
- AliTPCClusterHistograms* clusterHistograms = dynamic_cast<AliTPCClusterHistograms*> (fObjectsToSave->At(i));
- if (clusterHistograms)
- clusterHistograms->SaveHistograms();
- else
- fObjectsToSave->At(i)->Write();
- }
- }
-
- gDirectory->cd("../");
-
-
- file->Close();
-}
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