+/**************************************************************************
+ * 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. *
+ **************************************************************************/
+/* $Id$ */
+//_________________________________________________________________________
+// Macros analyzing the ESD file
+// Use Case :
+// root> .L AnaESD.C++
+// root> ana() --> prints the objects stored in ESD
+//
+// author : Yves Schutz (CERN/SUBATECH)
+// February 2004
+//_________________________________________________________________________
+#if !defined(__CINT__) || defined(__MAKECINT__)
#include "TFile.h"
+#include "TMath.h"
+#include "TH1D.h"
+#include "TROOT.h"
+#include "TBrowser.h"
#include "AliPHOSGetter.h"
+#include "AliPHOSGeometry.h"
#include "Riostream.h"
#include "AliESD.h"
+#include "AliESDtrack.h"
+#include "AliESDCaloTrack.h"
+#include "AliEMCALRecParticle.h"
+#include "AliPHOSRecParticle.h"
+#include "AliKalmanTrack.h"
+#include "AliPHOSGridFile.h"
+#endif
-void Ana()
+Bool_t AnaESD(TString filename) ;
+void Match(AliESDtrack * ct, AliESDtrack * cp, Double_t * dist) ;
+
+
+//__________________________________________________________________________
+Bool_t Ana(const TString type = "per5", const Int_t run = 1, const Int_t nOfEvt = 1)
+{
+ // Analyzes data from the AliEn data catalog
+
+ // Data Challenge identification
+ const TString kYear("2004") ;
+ const TString kProd("02") ;
+ const TString kVers("V4.01.Rev.00") ;
+
+ // get the LFN file name in the Grid catalogue ;
+ AliPHOSGridFile lfn ;
+ if (!lfn.IsConnected())
+ return kFALSE ;
+ lfn.SetPath(kYear, kProd, kVers, type) ;
+ lfn.SetRun(run) ;
+
+ //loop over the events
+ Int_t nevt, evt = 0 ;
+ for (nevt = 0 ; nevt < nOfEvt ; nevt++) {
+ evt++ ;
+ lfn.SetEvt(evt) ;
+ TString fileName = lfn.GetLFN() ;
+
+ if (fileName.IsNull()) {
+ nevt-- ;
+ continue ;
+ }
+
+ printf(">>>>>>>>>>>> Processing %s-%s/%s/%s : run # %d event # %d \n",
+ kYear.Data(), kProd.Data(), kVers.Data(), type.Data(), run, evt) ;
+ AnaESD(fileName) ;
+ }
+ return kTRUE ;
+}
+
+//__________________________________________________________________________
+Bool_t AnaESD(TString fileName)
{
- AliPHOSGetter * gime = AliPHOSGetter::Instance("galice.root") ;
+ // Analyze ESD from file fileName
+ // calo track histograms ;
+
+ TFile * out = new TFile("AOD.root", "RECREATE") ;
+ TH1D * hCaloEnergyA = 0 ;
+ TH1D * hCaloEnergyE = 0 ;
+ TH1D * hCaloEnergyG = 0 ;
+ TH1D * hCaloEnergyP = 0 ;
+ TH1D * heta = 0 ;
+ TH1D * hphi = 0 ;
+ Double_t dist[3] ;
+
+ AliPHOSGetter * gime = AliPHOSGetter::Instance(fileName) ;
+
Int_t nEvent = gime->MaxEvent() ;
Int_t event ;
- AliESD * esd ;
+ AliESD * esd = 0 ;
for (event = 0 ; event < nEvent; event++) {
+ cout << "AnaESD : Processing event # " << event << endl ;
esd = gime->ESD(event) ;
- esd->Print();
+ if (!esd)
+ return kFALSE ;
+ //esd->Print();
+ // Calorimeter tracks
+ AliESDtrack * ct ;
+ Int_t caloindex ;
+ for (caloindex = 0 ; caloindex < esd->GetNumberOfTracks() ; caloindex++) {
+ // get the tracks and check if it is from PHOS
+ ct = esd->GetTrack(caloindex) ;
+ if ( !ct->IsPHOS() )
+ continue ;
+ Double_t energy = ct->GetPHOSsignal() ;
+ // check if CPV bit is set (see AliPHOSFastRecParticle)
+ Double_t type[AliESDtrack::kSPECIES+4] ;
+ ct->GetPHOSpid(type) ;
+
+ if ( (type[AliESDtrack::kElectron] == 1.0) || (type[AliESDtrack::kPhoton] == 1.0) ) {
+ if(!hCaloEnergyA) {
+ out->cd() ;
+ hCaloEnergyA = new TH1D("CaloEnergyA", "Energy in calorimeter Electron/Photon like", 500, 0., 50.) ;
+ }
+ hCaloEnergyA->Fill(energy) ;
+ }
+
+ if ( type[AliESDtrack::kElectron] == 1.0 ) {
+ if(!hCaloEnergyE) {
+ out->cd() ;
+ hCaloEnergyE = new TH1D("CaloEnergyE", "Energy in calorimeter Electron like", 500, 0., 50.) ;
+ }
+ hCaloEnergyE->Fill(energy) ;
+ }
+
+ if ( type[AliESDtrack::kPhoton] == 1.0 ) {
+ if(!hCaloEnergyG) {
+ out->cd() ;
+ hCaloEnergyG = new TH1D("CaloEnergyG", "Energy in calorimeter Gamma like", 500, 0., 50.) ;
+ }
+ hCaloEnergyG->Fill(energy) ;
+ }
+
+ if ( type[AliESDtrack::kPi0] == 1.0 ) {
+ if(!hCaloEnergyP) {
+ out->cd() ;
+ hCaloEnergyP = new TH1D("CaloEnergyP", "Energy in calorimeter Pi0 like", 500, 0., 100.) ;
+ }
+ hCaloEnergyP->Fill(energy) ;
+ }
+
+ AliESDtrack * cp ;
+ Int_t cpindex ;
+ for (cpindex = 0 ; cpindex < esd->GetNumberOfTracks() ; cpindex++) {
+ // get the charged tracks from central tracking
+ cp = esd->GetTrack(cpindex) ;
+ if ( cp->IsPHOS() )
+ continue ;
+ Match(ct, cp, dist) ;
+ if (!heta && !hphi) {
+ heta = new TH1D("Correta", "neutral-charged correlation in eta" , 100, 0., 360.) ;
+ hphi = new TH1D("Corrphi", "neutral-charged correlation in phi" , 100, 0., 360.) ;
+ }
+ heta->Fill(dist[1]) ;
+ hphi->Fill(dist[2]) ;
+ }
+ }
}
+ TBrowser * bs = new TBrowser("Root Memory Bowser", gROOT->FindObjectAny("AOD.root") ) ;
+ bs->Show() ;
+ out->Write() ;
+ return kTRUE ;
+}
+
+//__________________________________________________________________________
+void Match(AliESDtrack * ct, AliESDtrack * cp, Double_t * dist)
+{
+ // Calculates the distance (x,z) between the particle detected by PHOS and
+ // the charged particle reconstructed by the global tracking
+
+
+ // Int_t phN ;
+// Double_t phZ, phX ;
+
+// if (ct->IsPHOS()) { // it is a PHOS particle
+// Double_t cpTheta, cpPhi ;
+// Double_t phTheta, phPhi ;
+// cpTheta = cpPhi = phTheta = phPhi = 0. ;
+// // cout << "PHOS particle # " << " pos ("
+// // << pp->GetPos().X() << ", " << pp->GetPos().Y() << ", " << pp->GetPos().Z() << ")" << endl ;
+
+// AliPHOSGetter * gime = AliPHOSGetter::Instance() ;
+// gime->PHOSGeometry()->ImpactOnEmc(*pp, phN, phZ, phX) ;
+// Double_t xyzAtPHOS[3] ;
+// cp->GetOuterXYZ(xyzAtPHOS) ;
+// if ( (xyzAtPHOS[0] + xyzAtPHOS[1] + xyzAtPHOS[2]) != 0.) { //it has reached PHOS
+// //the next check are only if we want high quality tracks
+// // ULong_t status = cp->GetStatus() ;
+// // if ((status & AliESDtrack::kTRDput)==0)
+// // do not continue;
+// // if ((status & AliESDtrack::kTRDStop)!=0)
+// // do not continue;
+// // cout << "Charged particle # " << " pos ("
+// // << xyzAtPHOS[0] << ", " << xyzAtPHOS[1] << ", " << xyzAtPHOS[2] << ")" << endl ;
+// TVector3 poscp(xyzAtPHOS[0], xyzAtPHOS[1], xyzAtPHOS[2]) ;
+// Int_t cpN ;
+// Double_t cpZ,cpX ;
+// gime->PHOSGeometry()->ImpactOnEmc(poscp, cpN, cpZ, cpX) ;
+// if (cpN) {// we are inside the PHOS acceptance
+// // cout << "Charged Matching 1: " << cpN << " " << cpZ << " " << cpX << endl ;
+// // cout << "Charged Matching 2: " << phN << " " << phZ << " " << phX << endl ;
+// dist[0] = TMath::Sqrt( (cpZ-phZ)*(cpZ-phZ) + (cpX-phX)*(cpX-phX)) ;
+// }
+// phTheta = pp->Theta() ;
+// phPhi = pp->Phi() ;
+// TParticle tempo ;
+// tempo.SetMomentum(xyzAtPHOS[0], xyzAtPHOS[1], xyzAtPHOS[2], 0.) ;
+// cpTheta = tempo.Theta() ;
+// cpPhi = tempo.Phi() ;
+// //cout << phTheta << " " << phPhi << " " << endl
+// //cout << cpTheta << " " << cpPhi-phPhi << " " << endl ;
+// }
+// dist[1] = (phTheta - cpTheta)*TMath::RadToDeg() ;
+// dist[2] = (phPhi - cpPhi)*TMath::RadToDeg() ;
+// }
+
+// if (ep) {
+// //cout << "EMCAL particle # " << endl ;
+// }
}
git://git.uio.no / u / mrichter / AliRoot.git / blobdiff