// Contamination(...) - calculates contamination of the photon spectrum and
// pobability of reconstruction of several primaries as
// kGAMMA,kELECTRON etc.
-//
-// User Case:
+//// User Case:
// root [0] AliPHOSAnalyze * a = new AliPHOSAnalyze("galice.root")
// // set the file you want to analyse
// root [1] a->DrawRecon(1,3)
#include "TH2.h"
#include "TParticle.h"
#include "TClonesArray.h"
-#include "TTree.h"
#include "TMath.h"
#include "TROOT.h"
-#include "TFolder.h"
// --- Standard library ---
-#include <iomanip.h>
-
// --- AliRoot header files ---
-#include "AliRun.h"
-#include "AliPHOSv1.h"
+#include "AliLog.h"
+#include "AliStack.h"
+#include "AliPHOSGeometry.h"
#include "AliPHOSAnalyze.h"
#include "AliPHOSDigit.h"
#include "AliPHOSSDigitizer.h"
+#include "AliPHOSEmcRecPoint.h"
+#include "AliPHOSCpvRecPoint.h"
#include "AliPHOSTrackSegment.h"
#include "AliPHOSRecParticle.h"
-#include "AliPHOSCpvRecPoint.h"
-#include "AliPHOSPpsdRecPoint.h"
-#include "AliPHOSGetter.h"
+#include "AliPHOSLoader.h"
ClassImp(AliPHOSAnalyze)
//____________________________________________________________________________
- AliPHOSAnalyze::AliPHOSAnalyze()
+AliPHOSAnalyze::AliPHOSAnalyze():
+ fCorrection(1.2), //Value calculated for default parameters of reconstruction
+ fEvt(0),
+ ffileName(),
+ fRunLoader(0)
{
// default ctor (useless)
- fCorrection = 1.2 ; //Value calculated for default parameters of reconstruction
}
//____________________________________________________________________________
-AliPHOSAnalyze::AliPHOSAnalyze(Text_t * fileName)
+AliPHOSAnalyze::AliPHOSAnalyze(Text_t * fileName):
+ fCorrection(1.05), //Value calculated for default parameters of reconstruction
+ fEvt(0),
+ ffileName(fileName),
+ fRunLoader(0)
{
// ctor: analyze events from root file "name"
- ffileName = fileName ;
- fCorrection = 1.05 ; //Value calculated for default parameters of reconstruction
+ fRunLoader = AliRunLoader::Open(fileName,"AliPHOSAnalyze");
+ if (fRunLoader == 0x0)
+ {
+ AliError(Form("Error Loading session"));
+ }
}
//____________________________________________________________________________
-AliPHOSAnalyze::AliPHOSAnalyze(const AliPHOSAnalyze & ana)
+AliPHOSAnalyze::AliPHOSAnalyze(const AliPHOSAnalyze & ana):
+ TObject(ana),
+ fCorrection(0.),
+ fEvt(0),
+ ffileName(),
+ fRunLoader(0)
{
// copy ctor
( (AliPHOSAnalyze &)ana ).Copy(*this) ;
}
//____________________________________________________________________________
-void AliPHOSAnalyze::DrawRecon(Int_t Nevent,Int_t Nmod,const char * branchName,const char* branchTitle){
+void AliPHOSAnalyze::DrawRecon(Int_t Nevent,Int_t Nmod){
//Draws pimary particles and reconstructed
//digits, RecPoints, RecPartices etc
//for event Nevent in the module Nmod.
+
+ //========== Create ObjectLoader
+ if (fRunLoader == 0x0)
+ {
+ AliError(Form("Error Loading session"));
+ return;
+ }
- TH2F * digitOccupancy = new TH2F("digitOccupancy","EMC digits", 64,-71.,71.,64,-71.,71.);
- TH2F * sdigitOccupancy = new TH2F("sdigitOccupancy","EMC sdigits", 64,-71.,71.,64,-71.,71.);
- TH2F * emcOccupancy = new TH2F("emcOccupancy","EMC RecPoints",64,-71.,71.,64,-71.,71.);
- TH2F * ppsdUp = new TH2F("ppsdUp","PPSD Up digits", 128,-71.,71.,128,-71.,71.) ;
- TH2F * ppsdUpCl = new TH2F("ppsdUpCl","PPSD Up RecPoints",128,-71.,71.,128,-71.,71.) ;
- TH2F * ppsdLow = new TH2F("ppsdLow","PPSD Low digits", 128,-71.,71.,128,-71.,71.) ;
- TH2F * ppsdLowCl = new TH2F("ppsdLowCl","PPSD Low RecPoints",128,-71.,71.,128,-71.,71.) ;
- TH2F * nbar = new TH2F("nbar","Primary nbar", 64,-71.,71.,64,-71.,71.);
- TH2F * phot = new TH2F("phot","Primary Photon", 64,-71.,71.,64,-71.,71.);
- TH2F * charg = new TH2F("charg","Primary charged",64,-71.,71.,64,-71.,71.);
- TH2F * recPhot = new TH2F("recPhot","RecParticles with primary Photon",64,-71.,71.,64,-71.,71.);
- TH2F * recNbar = new TH2F("recNbar","RecParticles with primary Nbar", 64,-71.,71.,64,-71.,71.);
+ AliPHOSLoader* gime = dynamic_cast<AliPHOSLoader*>(fRunLoader->GetLoader("PHOSLoader"));
+ if ( gime == 0 )
+ {
+ AliError(Form("Could not obtain the Loader object !"));
+ return ;
+ }
- //========== Create ObjectGetter
- AliPHOSGetter * gime = AliPHOSGetter::GetInstance(ffileName.Data(),branchTitle) ;
+
+ if(Nevent >= fRunLoader->GetNumberOfEvents() ) {
+ AliError(Form("There is no event %d only %d events available", Nevent, fRunLoader->GetNumberOfEvents() )) ;
+ return ;
+ }
const AliPHOSGeometry * phosgeom = gime->PHOSGeometry() ;
- gime->Event(Nevent);
+ fRunLoader->GetEvent(Nevent);
+
+ Int_t nx = phosgeom->GetNPhi() ;
+ Int_t nz = phosgeom->GetNZ() ;
+ Float_t * cri= phosgeom->GetEMCAGeometry()->GetCrystalHalfSize() ;
+ Float_t x = nx*cri[0] ;
+ Float_t z = nz*cri[2] ;
+ Int_t nxCPV = (Int_t) (nx*phosgeom->GetPadSizePhi()/(2.*cri[0])) ;
+ Int_t nzCPV = (Int_t) (nz*phosgeom->GetPadSizeZ()/(2.*cri[2])) ;
+
+ TH2F * emcDigits = (TH2F*) gROOT->FindObject("emcDigits") ;
+ if(emcDigits)
+ emcDigits->Delete() ;
+ emcDigits = new TH2F("emcDigits","EMC digits", nx,-x,x,nz,-z,z);
+ TH2F * emcSdigits =(TH2F*) gROOT->FindObject("emcSdigits") ;
+ if(emcSdigits)
+ emcSdigits->Delete() ;
+ emcSdigits = new TH2F("emcSdigits","EMC sdigits", nx,-x,x,nz,-z,z);
+ TH2F * emcRecPoints = (TH2F*)gROOT->FindObject("emcRecPoints") ;
+ if(emcRecPoints)
+ emcRecPoints->Delete() ;
+ emcRecPoints = new TH2F("emcRecPoints","EMC RecPoints",nx,-x,x,nz,-z,z);
+ TH2F * cpvSdigits =(TH2F*) gROOT->FindObject("cpvSdigits") ;
+ if(cpvSdigits)
+ cpvSdigits->Delete() ;
+ cpvSdigits = new TH2F("cpvSdigits","CPV sdigits", nx,-x,x,nz,-z,z);
+ TH2F * cpvDigits = (TH2F*)gROOT->FindObject("cpvDigits") ;
+ if(cpvDigits)
+ cpvDigits->Delete() ;
+ cpvDigits = new TH2F("cpvDigits","CPV digits", nxCPV,-x,x,nzCPV,-z,z) ;
+ TH2F * cpvRecPoints= (TH2F*)gROOT->FindObject("cpvRecPoints") ;
+ if(cpvRecPoints)
+ cpvRecPoints->Delete() ;
+ cpvRecPoints = new TH2F("cpvRecPoints","CPV RecPoints", nxCPV,-x,x,nzCPV,-z,z) ;
+
+ TH2F * phot = (TH2F*)gROOT->FindObject("phot") ;
+ if(phot)
+ phot->Delete() ;
+ phot = new TH2F("phot","Primary Photon", nx,-x,x,nz,-z,z);
+ TH2F * recPhot = (TH2F*)gROOT->FindObject("recPhot") ;
+ if(recPhot)
+ recPhot->Delete() ;
+ recPhot = new TH2F("recPhot","RecParticles with primary Photon",nx,-x,x,nz,-z,z);
+
+ //Get Vertex
+ Double_t vtx[3]={0.,0.,0.} ;
+//DP: extract vertex either from Generator or from data
+
//Plot Primary Particles
+
+ if (fRunLoader->Stack() == 0x0) fRunLoader->LoadKinematics("READ");
+
+
const TParticle * primary ;
Int_t iPrimary ;
- for ( iPrimary = 0 ; iPrimary < gime->NPrimaries() ; iPrimary++)
+ for ( iPrimary = 0 ; iPrimary < fRunLoader->Stack()->GetNprimary() ; iPrimary++)
{
- primary = gime->Primary(iPrimary) ;
- Int_t primaryType = primary->GetPdgCode() ;
- if( (primaryType == 211)||(primaryType == -211)||(primaryType == 2212)||(primaryType == -2212) ) {
- Int_t moduleNumber ;
- Double_t primX, primZ ;
- phosgeom->ImpactOnEmc(primary->Theta(), primary->Phi(), moduleNumber, primX, primZ) ;
- if(moduleNumber==Nmod)
- charg->Fill(primZ,primX,primary->Energy()) ;
- }
+ primary = fRunLoader->Stack()->Particle(iPrimary);
+
+ Int_t primaryType = primary->GetPdgCode();
+// if( (primaryType == 211)||(primaryType == -211)||(primaryType == 2212)||(primaryType == -2212)
+// ||(primaryType == 11)||(primaryType == -11) ) {
+// Int_t moduleNumber ;
+// Double_t primX, primZ ;
+// phosgeom->ImpactOnEmc(primary->Theta(), primary->Phi(), moduleNumber, primX, primZ) ;
+// if(moduleNumber==Nmod)
+// charg->Fill(primZ,primX,primary->Energy()) ;
+// }
if( primaryType == 22 ) {
Int_t moduleNumber ;
Double_t primX, primZ ;
- phosgeom->ImpactOnEmc(primary->Theta(), primary->Phi(), moduleNumber, primX, primZ) ;
+ phosgeom->ImpactOnEmc(vtx,primary->Theta(), primary->Phi(), moduleNumber, primX, primZ) ;
if(moduleNumber==Nmod)
phot->Fill(primZ,primX,primary->Energy()) ;
}
- else{
- if( primaryType == -2112 ) {
- Int_t moduleNumber ;
- Double_t primX, primZ ;
- phosgeom->ImpactOnEmc(primary->Theta(), primary->Phi(), moduleNumber, primX, primZ) ;
- if(moduleNumber==Nmod)
- nbar->Fill(primZ,primX,primary->Energy()) ;
- }
- }
+// else{
+// if( primaryType == -2112 ) {
+// Int_t moduleNumber ;
+// Double_t primX, primZ ;
+// phosgeom->ImpactOnEmc(primary->Theta(), primary->Phi(), moduleNumber, primX, primZ) ;
+// if(moduleNumber==Nmod)
+// nbar->Fill(primZ,primX,primary->Energy()) ;
+// }
+// }
}
+
Int_t iSDigit ;
- const AliPHOSDigit * sdigit ;
-
- for(iSDigit = 0; iSDigit < gime->NSDigits(); iSDigit++)
+ AliPHOSDigit * sdigit ;
+ const TClonesArray * sdigits = gime->SDigits() ;
+ Int_t nsdig[5] = {0,0,0,0,0} ;
+ if(sdigits){
+ for(iSDigit = 0; iSDigit < sdigits->GetEntriesFast() ; iSDigit++)
{
- sdigit = gime->SDigit(iSDigit) ;
- Int_t relid[4];
- phosgeom->AbsToRelNumbering(sdigit->GetId(), relid) ;
- Float_t x,z ;
- phosgeom->RelPosInModule(relid,x,z) ;
- Float_t e = gime->SDigitizer()->Calibrate(sdigit->GetAmp()) ;
- if(relid[0]==Nmod){
- if(relid[1]==0) //EMC
- sdigitOccupancy->Fill(x,z,e) ;
- if((relid[1]>0)&&(relid[1]<17))
- ppsdUp->Fill(x,z,e) ;
- if(relid[1]>16)
- ppsdLow->Fill(x,z,e) ;
- }
+ sdigit = (AliPHOSDigit *) sdigits->At(iSDigit) ;
+ Int_t relid[4];
+ phosgeom->AbsToRelNumbering(sdigit->GetId(), relid) ;
+ Float_t x,z ;
+ phosgeom->RelPosInModule(relid,x,z);
+ AliPHOSSDigitizer* sd = dynamic_cast<AliPHOSSDigitizer*>(gime->SDigitizer());
+ Float_t e = sd->Calibrate(sdigit->GetAmp()) ;
+ nsdig[relid[0]-1]++ ;
+ if(relid[0]==Nmod){
+ if(relid[1]==0) //EMC
+ emcSdigits->Fill(x,z,e) ;
+ if( relid[1]!=0 )
+ cpvSdigits->Fill(x,z,e) ;
+ }
}
-
+ }
+ TString message ;
+ message = "Number of EMC + CPV SDigits per module: \n" ;
+ message += "%d %d %d %d %d\n";
+ AliInfo(Form(message.Data(), nsdig[0], nsdig[1], nsdig[2], nsdig[3], nsdig[4] )) ;
+
//Plot digits
Int_t iDigit ;
- const AliPHOSDigit * digit ;
- for(iDigit = 0; iDigit < gime->NDigits(); iDigit++)
- {
- digit = gime->Digit(iDigit) ;
- Int_t relid[4];
- phosgeom->AbsToRelNumbering(digit->GetId(), relid) ;
- Float_t x,z ;
- phosgeom->RelPosInModule(relid,x,z) ;
- Float_t e = gime->SDigitizer()->Calibrate(digit->GetAmp()) ;
- if(relid[0]==Nmod){
- if(relid[1]==0) //EMC
- digitOccupancy->Fill(x,z,e) ;
- if((relid[1]>0)&&(relid[1]<17))
- ppsdUp->Fill(x,z,e) ;
- if(relid[1]>16)
- ppsdLow->Fill(x,z,e) ;
+ AliPHOSDigit * digit ;
+ const TClonesArray * digits = gime->Digits();
+ if(digits) {
+ for(iDigit = 0; iDigit < digits->GetEntriesFast(); iDigit++)
+ {
+ digit = (AliPHOSDigit *) digits->At(iDigit) ;
+ Int_t relid[4];
+ phosgeom->AbsToRelNumbering(digit->GetId(), relid) ;
+ Float_t x,z ;
+ phosgeom->RelPosInModule(relid,x,z) ;
+ AliPHOSSDigitizer* sd = dynamic_cast<AliPHOSSDigitizer*>(gime->SDigitizer());
+ Float_t e = sd->Calibrate(digit->GetAmp()) ;
+ if(relid[0]==Nmod){
+ if(relid[1]==0) //EMC
+ emcDigits->Fill(x,z,e) ;
+ if( relid[1]!=0 )
+ cpvDigits->Fill(x,z,e) ;
+ }
}
- }
-
-
+ }
+
+
//Plot RecPoints
Int_t irecp ;
TVector3 pos ;
-
- for(irecp = 0; irecp < gime->NEmcRecPoints() ; irecp ++){
- const AliPHOSEmcRecPoint * emc= gime->EmcRecPoint(irecp) ;
- if(emc->GetPHOSMod()==Nmod){
- emc->GetLocalPosition(pos) ;
- emcOccupancy->Fill(pos.X(),pos.Z(),emc->GetEnergy());
- }
- }
-
-
- for(irecp = 0; irecp < gime->NCpvRecPoints() ; irecp ++){
- const AliPHOSRecPoint * cpv = gime->CpvRecPoint(irecp) ;
- if((strcmp(cpv->ClassName(),"AliPHOSPpsdRecPoint" )) == 0){ // PPSD Rec Point
- AliPHOSPpsdRecPoint * ppsd = (AliPHOSPpsdRecPoint*) cpv ;
- ppsd->GetLocalPosition(pos) ;
- if(ppsd->GetPHOSMod()==Nmod){
- ppsd->GetLocalPosition(pos) ;
- if(ppsd->GetUp())
- ppsdUpCl->Fill(pos.X(),pos.Z(),ppsd->GetEnergy());
- else
- ppsdLowCl->Fill(pos.X(),pos.Z(),ppsd->GetEnergy());
+ TObjArray * emcrp = gime->EmcRecPoints() ;
+ if(emcrp) {
+ for(irecp = 0; irecp < emcrp->GetEntriesFast() ; irecp ++){
+ AliPHOSEmcRecPoint * emc = (AliPHOSEmcRecPoint *) emcrp->At(irecp) ;
+ if(emc->GetPHOSMod()==Nmod){
+ emc->GetLocalPosition(pos) ;
+ emcRecPoints->Fill(pos.X(),pos.Z(),emc->GetEnergy());
}
}
- else{
- AliPHOSCpvRecPoint * cpv1 = (AliPHOSCpvRecPoint*) cpv ;
- if(cpv1->GetPHOSMod()==Nmod){
- cpv1->GetLocalPosition(pos) ;
- ppsdUpCl->Fill(pos.X(),pos.Z(),cpv1->GetEnergy());
+ }
+
+ TObjArray * cpvrp = gime->CpvRecPoints() ;
+ if(cpvrp) {
+ for(irecp = 0; irecp < cpvrp->GetEntriesFast() ; irecp ++){
+ AliPHOSRecPoint * cpv = (AliPHOSCpvRecPoint *) cpvrp->At(irecp) ;
+ if(cpv->GetPHOSMod()==Nmod){
+ cpv->GetLocalPosition(pos) ;
+ cpvRecPoints->Fill(pos.X(),pos.Z(),cpv->GetEnergy());
}
}
}
-
-
+
//Plot RecParticles
- const AliPHOSRecParticle * recParticle ;
+ AliPHOSRecParticle * recParticle ;
Int_t iRecParticle ;
- for(iRecParticle = 0; iRecParticle < gime->NRecParticles() ;iRecParticle++ )
- {
- recParticle = gime->RecParticle(iRecParticle) ;
- Int_t moduleNumberRec ;
- Double_t recX, recZ ;
- phosgeom->ImpactOnEmc(recParticle->Theta(), recParticle->Phi(), moduleNumberRec, recX, recZ) ;
- if(moduleNumberRec == Nmod){
-
- Double_t minDistance = 5. ;
- Int_t closestPrimary = -1 ;
-
-
- //extract list of primaries: it is stored at EMC RecPoints
- Int_t emcIndex = gime->TrackSegment(recParticle->GetPHOSTSIndex())->GetEmcIndex() ;
- Int_t numberofprimaries ;
- Int_t * listofprimaries = gime->EmcRecPoint(emcIndex)->GetPrimaries(numberofprimaries) ;
- Int_t index ;
- const TParticle * primary ;
- Double_t distance = minDistance ;
-
- for ( index = 0 ; index < numberofprimaries ; index++){
- primary = gime->Primary(listofprimaries[index]) ;
- Int_t moduleNumber ;
- Double_t primX, primZ ;
- phosgeom->ImpactOnEmc(primary->Theta(), primary->Phi(), moduleNumber, primX, primZ) ;
- if(moduleNumberRec == moduleNumber)
- distance = TMath::Sqrt((recX-primX)*(recX-primX)+(recZ-primZ)*(recZ-primZ) ) ;
- if(minDistance > distance)
- {
- minDistance = distance ;
- closestPrimary = listofprimaries[index] ;
- }
- }
-
- if(closestPrimary >=0 ){
-
- Int_t primaryType = gime->Primary(closestPrimary)->GetPdgCode() ;
-
- if(primaryType==22)
- recPhot->Fill(recZ,recX,recParticle->Energy()) ;
- else
- if(primaryType==-2112)
- recNbar->Fill(recZ,recX,recParticle->Energy()) ;
- }
+ TClonesArray * rp = gime->RecParticles() ;
+ TClonesArray * ts = gime->TrackSegments() ;
+ if(rp && ts && emcrp) {
+ for(iRecParticle = 0; iRecParticle < rp->GetEntriesFast() ; iRecParticle++ )
+ {
+ recParticle = (AliPHOSRecParticle *) rp->At(iRecParticle) ;
+ Int_t moduleNumberRec ;
+ Double_t recX, recZ ;
+ phosgeom->ImpactOnEmc(vtx,recParticle->Theta(), recParticle->Phi(), moduleNumberRec, recX, recZ) ;
+ if(moduleNumberRec == Nmod){
+
+ Double_t minDistance = 5. ;
+ Int_t closestPrimary = -1 ;
+
+ //extract list of primaries: it is stored at EMC RecPoints
+ Int_t emcIndex = ((AliPHOSTrackSegment *) ts->At(recParticle->GetPHOSTSIndex()))->GetEmcIndex() ;
+ Int_t numberofprimaries ;
+ Int_t * listofprimaries = ((AliPHOSRecPoint*) emcrp->At(emcIndex))->GetPrimaries(numberofprimaries) ;
+ Int_t index ;
+ const TParticle * primary ;
+ Double_t distance = minDistance ;
+
+ for ( index = 0 ; index < numberofprimaries ; index++){
+ primary = fRunLoader->Stack()->Particle(listofprimaries[index]) ;
+ Int_t moduleNumber ;
+ Double_t primX, primZ ;
+ phosgeom->ImpactOnEmc(vtx,primary->Theta(), primary->Phi(), moduleNumber, primX, primZ) ;
+ if(moduleNumberRec == moduleNumber)
+ distance = TMath::Sqrt((recX-primX)*(recX-primX)+(recZ-primZ)*(recZ-primZ) ) ;
+ if(minDistance > distance)
+ {
+ minDistance = distance ;
+ closestPrimary = listofprimaries[index] ;
+ }
+ }
+
+ if(closestPrimary >=0 ){
+
+ Int_t primaryType = fRunLoader->Stack()->Particle(closestPrimary)->GetPdgCode() ;
+
+ if(primaryType==22)
+ recPhot->Fill(recZ,recX,recParticle->Energy()) ;
+// else
+// if(primaryType==-2112)
+// recNbar->Fill(recZ,recX,recParticle->Energy()) ;
+ }
+ }
}
- }
+ }
//Plot made histograms
- digitOccupancy->Draw("box") ;
- sdigitOccupancy->SetLineColor(5) ;
- sdigitOccupancy->Draw("box") ;
- emcOccupancy->SetLineColor(2) ;
- emcOccupancy->Draw("boxsame") ;
- ppsdUp->SetLineColor(3) ;
- ppsdUp->Draw("boxsame") ;
- ppsdLow->SetLineColor(4) ;
- ppsdLow->Draw("boxsame") ;
- phot->SetLineColor(8) ;
- phot->Draw("boxsame") ;
- nbar->SetLineColor(6) ;
- nbar->Draw("boxsame") ;
+ emcSdigits->Draw("box") ;
+ emcDigits->SetLineColor(5) ;
+ emcDigits->Draw("boxsame") ;
+ emcRecPoints->SetLineColor(2) ;
+ emcRecPoints->Draw("boxsame") ;
+ cpvSdigits->SetLineColor(1) ;
+ cpvSdigits->Draw("boxsame") ;
}
//____________________________________________________________________________
void AliPHOSAnalyze::Ls(){
//lists branches and titles of PHOS-related branches of TreeR, TreeD, TreeS
- AliPHOSGetter::GetInstance(ffileName.Data()) ;
+ if (fRunLoader == 0x0)
+ {
+ AliError(Form("Error Loading session"));
+ return;
+ }
+
+ AliPHOSLoader* gime = dynamic_cast<AliPHOSLoader*>(fRunLoader->GetLoader("PHOSLoader"));
+ if ( gime == 0 )
+ {
+ AliError(Form("Could not obtain the Loader object !"));
+ return ;
+ }
+
Int_t ibranch;
TObjArray * branches;
- branches = gAlice->TreeS()->GetListOfBranches() ;
+ if (gime->TreeS() == 0x0)
+ {
+ if (gime->LoadSDigits("READ"))
+ {
+ AliError(Form("Problems with loading summable digits"));
+ return;
+ }
+ }
+ branches = gime->TreeS()->GetListOfBranches() ;
- cout << "TreeS: " << endl ;
+ TString message ;
+ message = "TreeS:\n" ;
for(ibranch = 0;ibranch <branches->GetEntries();ibranch++){
TBranch * branch=(TBranch *) branches->At(ibranch) ;
- if(strstr(branch->GetName(),"PHOS") )
- cout << " " << branch->GetName() << " " << branch->GetTitle() << endl ;
+ if(strstr(branch->GetName(),"PHOS") ){
+ message += " " ;
+ message += branch->GetName() ;
+ message += " " ;
+ message += branch->GetTitle() ;
+ message += "\n" ;
+ }
}
- cout << endl ;
-
- branches = gAlice->TreeD()->GetListOfBranches() ;
+ if (gime->TreeD() == 0x0)
+ {
+ if (gime->LoadDigits("READ"))
+ {
+ AliError(Form("Problems with loading digits"));
+ return;
+ }
+ }
+
+ branches = gime->TreeD()->GetListOfBranches() ;
- cout << "TreeD: " << endl ;
+ message += "TreeD:\n" ;
for(ibranch = 0;ibranch <branches->GetEntries();ibranch++){
TBranch * branch=(TBranch *) branches->At(ibranch) ;
- if(strstr(branch->GetName(),"PHOS") )
- cout << " " << branch->GetName() << " " << branch->GetTitle() << endl ;
+ if(strstr(branch->GetName(),"PHOS") ) {
+ message += " ";
+ message += branch->GetName() ;
+ message += " " ;
+ message += branch->GetTitle() ;
+ message +="\n" ;
+ }
}
- cout << endl ;
+ if (gime->TreeR() == 0x0)
+ {
+ if (gime->LoadRecPoints("READ"))
+ {
+ AliError(Form("Problems with loading rec points"));
+ return;
+ }
+ }
- branches = gAlice->TreeR()->GetListOfBranches() ;
+ branches = gime->TreeR()->GetListOfBranches() ;
- cout << "TreeR: " << endl ;
+ message += "TreeR: \n" ;
for(ibranch = 0;ibranch <branches->GetEntries();ibranch++){
TBranch * branch=(TBranch *) branches->At(ibranch) ;
- if(strstr(branch->GetName(),"PHOS") )
- cout << " " << branch->GetName() << " " << branch->GetTitle() << endl ;
+ if(strstr(branch->GetName(),"PHOS") ) {
+ message += " " ;
+ message += branch->GetName() ;
+ message += " " ;
+ message += branch->GetTitle() ;
+ message += "\n" ;
+ }
}
- cout << endl ;
-
-
+ AliInfo(Form(message.Data())) ;
}
//____________________________________________________________________________
- void AliPHOSAnalyze::InvariantMass(const char* branchTitle)
+ void AliPHOSAnalyze::InvariantMass()
{
// Calculates Real and Mixed invariant mass distributions
- AliPHOSGetter * gime = AliPHOSGetter::GetInstance(ffileName.Data(),branchTitle) ;
-
+ if (fRunLoader == 0x0)
+ {
+ AliError(Form("Error Loading session"));
+ return;
+ }
+
+ AliPHOSLoader* gime = dynamic_cast<AliPHOSLoader*>(fRunLoader->GetLoader("PHOSLoader"));
+ if ( gime == 0 )
+ {
+ AliError(Form("Could not obtain the Loader object !"));
+ return ;
+ }
+
+ gime->LoadRecParticles("READ");
+
Int_t nMixedEvents = 4 ; //# of events used for calculation of 'mixed' distribution
-
+
+
//opening file
TFile * mfile = new TFile("invmass.root","update");
//scan over all events
Int_t event ;
- Int_t maxevent = (Int_t)gAlice->TreeE()->GetEntries() ;
+
+
+ if (fRunLoader->TreeE() == 0x0) fRunLoader->LoadHeader();
+
+
+ Int_t maxevent = (Int_t)fRunLoader->TreeE()->GetEntries();
// for(event = 0; event < gime->MaxEvent(); event++ ){
+
+
+
for(event = 0; event < maxevent; event++ ){
- gime->Event(event);
+ fRunLoader->GetEvent(event); //will read only TreeR
//copy EM RecParticles to the "total" list
const AliPHOSRecParticle * recParticle ;
Int_t iRecParticle ;
- for(iRecParticle = 0; iRecParticle < gime->NRecParticles() ;iRecParticle++ )
+ TClonesArray * rp = gime->RecParticles() ;
+ if(!rp){
+ AliError(Form("Can't find RecParticles")) ;
+ return ;
+ }
+
+ for(iRecParticle = 0; iRecParticle < rp->GetEntriesFast(); iRecParticle++ )
{
- recParticle = gime->RecParticle(iRecParticle) ;
- if((recParticle->GetType() == AliPHOSFastRecParticle::kGAMMA)||
- (recParticle->GetType() == AliPHOSFastRecParticle::kNEUTRALEM))
- new( (*allRecParticleList)[iRecPhot++] ) AliPHOSRecParticle(*recParticle) ;
+ recParticle = (AliPHOSRecParticle *) rp->At(iRecParticle) ;
+ if((recParticle->GetType() == AliPHOSFastRecParticle::kNEUTRALEMFAST)||
+ (recParticle->GetType() == AliPHOSFastRecParticle::kNEUTRALEMSLOW))
+ new( (*allRecParticleList)[iRecPhot++] ) AliPHOSRecParticle(*recParticle) ;
}
Int_t mevent = event%nMixedEvents ; //event number in the "mixed" cicle
nRecParticles[mevent] = iRecPhot-1 ;
-
+
//check, if it is time to calculate invariant mass?
Int_t maxevent = (Int_t)gAlice->TreeE()->GetEntries() ;
if((mevent == 0) && (event +1 == maxevent)){
-
- // if((mevent == 0) && (event +1 == gime->MaxEvent())){
+
+ // if((mevent == 0) && (event +1 == gime->MaxEvent())){
//calculate invariant mass:
Int_t irp1,irp2 ;
Int_t nCurEvent = 0 ;
for(irp1 = 0; irp1 < allRecParticleList->GetEntries()-1; irp1++){
- AliPHOSRecParticle * rp1 = (AliPHOSRecParticle *)allRecParticleList->At(irp1) ;
-
- for(irp2 = irp1+1; irp2 < allRecParticleList->GetEntries(); irp2++){
- AliPHOSRecParticle * rp2 = (AliPHOSRecParticle *)allRecParticleList->At(irp2) ;
-
- Double_t invMass ;
- invMass = (rp1->Energy()+rp2->Energy())*(rp1->Energy()+rp2->Energy())-
- (rp1->Px()+rp2->Px())*(rp1->Px()+rp2->Px())-
- (rp1->Py()+rp2->Py())*(rp1->Py()+rp2->Py())-
- (rp1->Pz()+rp2->Pz())*(rp1->Pz()+rp2->Pz()) ;
-
- if(invMass> 0)
- invMass = TMath::Sqrt(invMass);
-
- Double_t pt ;
- pt = TMath::Sqrt((rp1->Px()+rp2->Px() )*( rp1->Px()+rp2->Px() ) +
- (rp1->Py()+rp2->Py() )*( rp1->Py()+rp2->Py() ) );
-
- if(irp1 > nRecParticles[nCurEvent])
- nCurEvent++;
-
- if(irp2 <= nRecParticles[nCurEvent]){ //'Real' event
- hRealEM->Fill(invMass,pt);
- if((rp1->GetType() == AliPHOSFastRecParticle::kGAMMA)&&
- (rp2->GetType() == AliPHOSFastRecParticle::kGAMMA) )
- hRealPhot->Fill(invMass,pt);
- }
- else{
- hMixedEM->Fill(invMass,pt);
- if((rp1->GetType() == AliPHOSFastRecParticle::kGAMMA)&&
- (rp2->GetType() == AliPHOSFastRecParticle::kGAMMA) )
- hMixedPhot->Fill(invMass,pt);
- } //real-mixed
-
+ AliPHOSRecParticle * rp1 = (AliPHOSRecParticle *)allRecParticleList->At(irp1) ;
+
+ for(irp2 = irp1+1; irp2 < allRecParticleList->GetEntries(); irp2++){
+ AliPHOSRecParticle * rp2 = (AliPHOSRecParticle *)allRecParticleList->At(irp2) ;
+
+ Double_t invMass ;
+ invMass = (rp1->Energy()+rp2->Energy())*(rp1->Energy()+rp2->Energy())-
+ (rp1->Px()+rp2->Px())*(rp1->Px()+rp2->Px())-
+ (rp1->Py()+rp2->Py())*(rp1->Py()+rp2->Py())-
+ (rp1->Pz()+rp2->Pz())*(rp1->Pz()+rp2->Pz()) ;
+
+ if(invMass> 0)
+ invMass = TMath::Sqrt(invMass);
+
+ Double_t pt ;
+ pt = TMath::Sqrt((rp1->Px()+rp2->Px() )*( rp1->Px()+rp2->Px() ) +
+ (rp1->Py()+rp2->Py() )*( rp1->Py()+rp2->Py() ) );
+
+ if(irp1 > nRecParticles[nCurEvent])
+ nCurEvent++;
+
+ if(irp2 <= nRecParticles[nCurEvent]){ //'Real' event
+ hRealEM->Fill(invMass,pt);
+ if((rp1->GetType() == AliPHOSFastRecParticle::kNEUTRALEMFAST)&&
+ (rp2->GetType() == AliPHOSFastRecParticle::kNEUTRALEMFAST) )
+ hRealPhot->Fill(invMass,pt);
+ }
+ else{
+ hMixedEM->Fill(invMass,pt);
+ if((rp1->GetType() == AliPHOSFastRecParticle::kNEUTRALEMFAST)&&
+ (rp2->GetType() == AliPHOSFastRecParticle::kNEUTRALEMFAST) )
+ hMixedPhot->Fill(invMass,pt);
+ } //real-mixed
+
} //loop over second rp
}//loop over first rp
//Make some cleanings
for(Int_t index = 0; index < nMixedEvents; index ++)
- nRecParticles[index] = 0 ;
+ nRecParticles[index] = 0 ;
iRecPhot = 0 ;
allRecParticleList->Clear() ;
}
//____________________________________________________________________________
- void AliPHOSAnalyze::EnergyResolution(const char * branchTitle)
+ void AliPHOSAnalyze::EnergyResolution()
{
//fills two dimentional histo: energy of primary vs. energy of reconstructed
hEMEnergy = new TH2F("hEMEnergy", "Energy of EM with primary photon", 100, 0., 5., 100, 0., 5.);
- AliPHOSGetter * gime = AliPHOSGetter::GetInstance(ffileName.Data(),branchTitle) ;
- const AliPHOSGeometry * phosgeom = gime->PHOSGeometry() ;
+ if (fRunLoader == 0x0)
+ {
+ AliError(Form("Error Loading session"));
+ return;
+ }
+
+ AliPHOSLoader* gime = dynamic_cast<AliPHOSLoader*>(fRunLoader->GetLoader("PHOSLoader"));
+ if ( gime == 0 )
+ {
+ AliError(Form("Could not obtain the Loader object !"));
+ return ;
+ }
+
+
+ const AliPHOSGeometry * phosgeom = gime->PHOSGeometry();
Int_t ievent;
- Int_t maxevent = (Int_t)gAlice->TreeE()->GetEntries() ;
- // for ( ievent=0; ievent < gime->MaxEvent() ; ievent++){
+ Int_t maxevent = (Int_t)fRunLoader->TreeE()->GetEntries();
+
+ fRunLoader->LoadKinematics("READ");
+ gime->LoadTracks("READ");
+
for ( ievent=0; ievent < maxevent ; ievent++){
//read the current event
- gime->Event(ievent) ;
+ fRunLoader->GetEvent(ievent) ;
+
+ Double_t vtx[3]={0.,0.,0.} ;
const AliPHOSRecParticle * recParticle ;
Int_t iRecParticle ;
- for(iRecParticle = 0; iRecParticle < gime->NRecParticles() ;iRecParticle++ ){
- recParticle = gime->RecParticle(iRecParticle) ;
+ TClonesArray * rp = gime->RecParticles() ;
+ if(!rp) {
+ AliError(Form("Event %d, Can't find RecParticles ", ievent)) ;
+ return ;
+ }
+ TClonesArray * ts = gime->TrackSegments() ;
+ if(!ts) {
+ AliError(Form("Event %d, Can't find TrackSegments", ievent)) ;
+ return ;
+ }
+ TObjArray * emcrp = gime->EmcRecPoints() ;
+ if(!emcrp){
+ AliError(Form("Event %d, Can't find EmcRecPoints")) ;
+ return ;
+ }
+
+ for(iRecParticle = 0; iRecParticle < rp->GetEntriesFast() ;iRecParticle++ ){
+ recParticle = (AliPHOSRecParticle *) rp->At(iRecParticle) ;
//find the closest primary
Int_t moduleNumberRec ;
Double_t recX, recZ ;
- phosgeom->ImpactOnEmc(recParticle->Theta(), recParticle->Phi(), moduleNumberRec, recX, recZ) ;
+ phosgeom->ImpactOnEmc(vtx,recParticle->Theta(), recParticle->Phi(), moduleNumberRec, recX, recZ) ;
Double_t minDistance = 100. ;
Int_t closestPrimary = -1 ;
//extract list of primaries: it is stored at EMC RecPoints
- Int_t emcIndex = gime->TrackSegment(recParticle->GetPHOSTSIndex())->GetEmcIndex() ;
+ Int_t emcIndex = ((AliPHOSTrackSegment*) ts->At(recParticle->GetPHOSTSIndex()))->GetEmcIndex() ;
Int_t numberofprimaries ;
- Int_t * listofprimaries = gime->EmcRecPoint(emcIndex)->GetPrimaries(numberofprimaries) ;
-
+ Int_t * listofprimaries = ((AliPHOSEmcRecPoint*) emcrp->At(emcIndex))->GetPrimaries(numberofprimaries) ;
+
Int_t index ;
const TParticle * primary ;
Double_t distance = minDistance ;
Double_t dXmin = 0.;
Double_t dZmin = 0. ;
for ( index = 0 ; index < numberofprimaries ; index++){
- primary = gime->Primary(listofprimaries[index]) ;
- Int_t moduleNumber ;
- Double_t primX, primZ ;
- phosgeom->ImpactOnEmc(primary->Theta(), primary->Phi(), moduleNumber, primX, primZ) ;
- if(moduleNumberRec == moduleNumber) {
- dX = recX - primX;
- dZ = recZ - primZ;
- distance = TMath::Sqrt(dX*dX + dZ*dZ) ;
- if(minDistance > distance) {
- minDistance = distance ;
- dXmin = dX;
- dZmin = dZ;
- closestPrimary = listofprimaries[index] ;
- }
- }
+
+ primary = fRunLoader->Stack()->Particle(listofprimaries[index]) ;
+
+ Int_t moduleNumber ;
+ Double_t primX, primZ ;
+ phosgeom->ImpactOnEmc(vtx,primary->Theta(), primary->Phi(), moduleNumber, primX, primZ) ;
+ if(moduleNumberRec == moduleNumber) {
+ dX = recX - primX;
+ dZ = recZ - primZ;
+ distance = TMath::Sqrt(dX*dX + dZ*dZ) ;
+ if(minDistance > distance) {
+ minDistance = distance ;
+ dXmin = dX;
+ dZmin = dZ;
+ closestPrimary = listofprimaries[index] ;
+ }
+ }
}
//if found primary, fill histograms
if(closestPrimary >=0 ){
- const TParticle * primary = gime->Primary(closestPrimary) ;
- if(primary->GetPdgCode() == 22){
- hAllEnergy->Fill(primary->Energy(), recParticle->Energy()) ;
- if(recParticle->GetType() == AliPHOSFastRecParticle::kGAMMA){
- hPhotEnergy->Fill(primary->Energy(), recParticle->Energy() ) ;
- hEMEnergy->Fill(primary->Energy(), recParticle->Energy() ) ;
- }
- else
- if(recParticle->GetType() == AliPHOSFastRecParticle::kNEUTRALEM)
- hEMEnergy->Fill(primary->Energy(), recParticle->Energy() ) ;
- }
+ const TParticle * primary = fRunLoader->Stack()->Particle(closestPrimary) ;
+ if(primary->GetPdgCode() == 22){
+ hAllEnergy->Fill(primary->Energy(), recParticle->Energy()) ;
+ if(recParticle->GetType() == AliPHOSFastRecParticle::kNEUTRALEMFAST){
+ hPhotEnergy->Fill(primary->Energy(), recParticle->Energy() ) ;
+ hEMEnergy->Fill(primary->Energy(), recParticle->Energy() ) ;
+ }
+ else
+ if(recParticle->GetType() == AliPHOSFastRecParticle::kNEUTRALEMSLOW)
+ hEMEnergy->Fill(primary->Energy(), recParticle->Energy() ) ;
+ }
}
}
}
}
//____________________________________________________________________________
-void AliPHOSAnalyze::PositionResolution(const char * branchTitle)
+void AliPHOSAnalyze::PositionResolution()
{
//fills two dimentional histo: energy vs. primary - reconstructed distance
hAllPosition = (TH2F*)pfile->Get("hAllPosition");
if(hAllPosition == 0)
hAllPosition = new TH2F("hAllPosition",
- "Position of any RP with primary photon",100, 0., 5., 100, 0., 5.);
+ "Position of any RP with primary photon",100, 0., 5., 100, 0., 5.);
hPhotPosition= (TH2F*)pfile->Get("hPhotPosition");
if(hPhotPosition == 0)
hPhotPosition = new TH2F("hPhotPosition",
- "Position of kGAMMA with primary photon",100, 0., 5., 100, 0., 5.);
+ "Position of kGAMMA with primary photon",100, 0., 5., 100, 0., 5.);
hEMPosition= (TH2F*)pfile->Get("hEMPosition") ;
if(hEMPosition == 0)
hEMPosition = new TH2F("hEMPosition",
- "Position of EM with primary photon", 100, 0., 5., 100, 0., 5.);
- hAllPositionX = (TH1F*)pfile->Get("hAllPositionX") ;
+ "Position of EM with primary photon", 100, 0., 5., 100, 0., 5.);
+ hAllPositionX = (TH1F*)pfile->Get("hAllPositionX") ;
if(hAllPositionX == 0)
hAllPositionX = new TH1F("hAllPositionX",
- "Delta X of any RP with primary photon",100, -2., 2.);
+ "Delta X of any RP with primary photon",100, -2., 2.);
hAllPositionZ =(TH1F*) pfile->Get("hAllPositionZ") ;
if(hAllPositionZ == 0)
hAllPositionZ = new TH1F("hAllPositionZ",
- "Delta X of any RP with primary photon",100, -2., 2.);
+ "Delta X of any RP with primary photon",100, -2., 2.);
+ if (fRunLoader == 0x0)
+ {
+ AliError(Form("Error Loading session"));
+ return;
+ }
+
+ AliPHOSLoader* gime = dynamic_cast<AliPHOSLoader*>(fRunLoader->GetLoader("PHOSLoader"));
+ if ( gime == 0 )
+ {
+ AliError(Form("Could not obtain the Loader object !"));
+ return ;
+ }
+
+ if (fRunLoader->TreeE() == 0x0) fRunLoader->LoadHeader();
- AliPHOSGetter * gime = AliPHOSGetter::GetInstance(ffileName.Data(),branchTitle) ;
const AliPHOSGeometry * phosgeom = gime->PHOSGeometry() ;
Int_t ievent;
- Int_t maxevent = (Int_t)gAlice->TreeE()->GetEntries() ;
- // for ( ievent=0; ievent < gime->MaxEvent() ; ievent++){
+ Int_t maxevent = (Int_t)fRunLoader->TreeE()->GetEntries() ;
for ( ievent=0; ievent < maxevent ; ievent++){
-
+
//read the current event
- gime->Event(ievent) ;
+ fRunLoader->GetEvent(ievent) ;
+
+ //DP:Extract vertex position
+ Double_t vtx[3]={0.,0.,0.} ;
+
+ TClonesArray * rp = gime->RecParticles() ;
+ if(!rp) {
+ AliError(Form("Event %d, Can't find RecParticles", ievent)) ;
+ return ;
+ }
+ TClonesArray * ts = gime->TrackSegments() ;
+ if(!ts) {
+ AliError(Form("Event %d, Can't find TrackSegments", ievent)) ;
+ return ;
+ }
+ TObjArray * emcrp = gime->EmcRecPoints() ;
+ if(!emcrp){
+ AliError(Form("Event %d, Can't find EmcRecPoints", ievent)) ;
+ return ;
+ }
+
const AliPHOSRecParticle * recParticle ;
Int_t iRecParticle ;
- for(iRecParticle = 0; iRecParticle < gime->NRecParticles() ;iRecParticle++ ){
- recParticle = gime->RecParticle(iRecParticle) ;
+ for(iRecParticle = 0; iRecParticle < rp->GetEntriesFast(); iRecParticle++ ){
+ recParticle = (AliPHOSRecParticle *) rp->At(iRecParticle) ;
//find the closest primary
Int_t moduleNumberRec ;
Double_t recX, recZ ;
- phosgeom->ImpactOnEmc(recParticle->Theta(), recParticle->Phi(), moduleNumberRec, recX, recZ) ;
+ phosgeom->ImpactOnEmc(vtx,recParticle->Theta(), recParticle->Phi(), moduleNumberRec, recX, recZ) ;
Double_t minDistance = 100. ;
Int_t closestPrimary = -1 ;
//extract list of primaries: it is stored at EMC RecPoints
- Int_t emcIndex = gime->TrackSegment(recParticle->GetPHOSTSIndex())->GetEmcIndex() ;
+ Int_t emcIndex = ((AliPHOSTrackSegment*) ts->At(recParticle->GetPHOSTSIndex()))->GetEmcIndex() ;
Int_t numberofprimaries ;
- Int_t * listofprimaries = gime->EmcRecPoint(emcIndex)->GetPrimaries(numberofprimaries) ;
+ Int_t * listofprimaries = ((AliPHOSEmcRecPoint *) emcrp->At(emcIndex))->GetPrimaries(numberofprimaries) ;
Int_t index ;
const TParticle * primary ;
Double_t dXmin = 0.;
Double_t dZmin = 0. ;
for ( index = 0 ; index < numberofprimaries ; index++){
- primary = gime->Primary(listofprimaries[index]) ;
- Int_t moduleNumber ;
- Double_t primX, primZ ;
- phosgeom->ImpactOnEmc(primary->Theta(), primary->Phi(), moduleNumber, primX, primZ) ;
- if(moduleNumberRec == moduleNumber) {
- dX = recX - primX;
- dZ = recZ - primZ;
- distance = TMath::Sqrt(dX*dX + dZ*dZ) ;
- if(minDistance > distance) {
- minDistance = distance ;
- dXmin = dX;
- dZmin = dZ;
- closestPrimary = listofprimaries[index] ;
- }
- }
+ primary = fRunLoader->Stack()->Particle(listofprimaries[index]) ;
+ Int_t moduleNumber ;
+ Double_t primX, primZ ;
+ phosgeom->ImpactOnEmc(vtx,primary->Theta(), primary->Phi(), moduleNumber, primX, primZ) ;
+ if(moduleNumberRec == moduleNumber) {
+ dX = recX - primX;
+ dZ = recZ - primZ;
+ distance = TMath::Sqrt(dX*dX + dZ*dZ) ;
+ if(minDistance > distance) {
+ minDistance = distance ;
+ dXmin = dX;
+ dZmin = dZ;
+ closestPrimary = listofprimaries[index] ;
+ }
+ }
}
//if found primary, fill histograms
if(closestPrimary >=0 ){
- const TParticle * primary = gime->Primary(closestPrimary) ;
- if(primary->GetPdgCode() == 22){
- hAllPosition->Fill(primary->Energy(), minDistance) ;
- hAllPositionX->Fill(primary->Energy(), dX) ;
- hAllPositionZ->Fill(primary->Energy(), dZ) ;
- if(recParticle->GetType() == AliPHOSFastRecParticle::kGAMMA){
- hPhotPosition->Fill(primary->Energy(), minDistance ) ;
- hEMPosition->Fill(primary->Energy(), minDistance ) ;
- }
- else
- if(recParticle->GetType() == AliPHOSFastRecParticle::kNEUTRALEM)
- hEMPosition->Fill(primary->Energy(), minDistance ) ;
- }
+ const TParticle * primary = fRunLoader->Stack()->Particle(closestPrimary) ;
+ if(primary->GetPdgCode() == 22){
+ hAllPosition->Fill(primary->Energy(), minDistance) ;
+ hAllPositionX->Fill(primary->Energy(), dX) ;
+ hAllPositionZ->Fill(primary->Energy(), dZ) ;
+ if(recParticle->GetType() == AliPHOSFastRecParticle::kNEUTRALEMFAST){
+ hPhotPosition->Fill(primary->Energy(), minDistance ) ;
+ hEMPosition->Fill(primary->Energy(), minDistance ) ;
+ }
+ else
+ if(recParticle->GetType() == AliPHOSFastRecParticle::kNEUTRALEMSLOW)
+ hEMPosition->Fill(primary->Energy(), minDistance ) ;
+ }
}
}
}
}
//____________________________________________________________________________
-void AliPHOSAnalyze::Contamination(const char* RecPointsTitle){
+void AliPHOSAnalyze::Contamination(){
// fills spectra of primary photons and several kinds of
// reconstructed particles, so that analyzing them one can
// estimate conatmination, efficiency of registration etc.
TH1F * hPrimary = 0; //spectrum (P_t distribution) of primary photons
TH1F * hAllRP = 0; //spectrum of all RecParticles in PHOS
TH1F * hPhot = 0; //spectrum of kGAMMA RecParticles
- TH1F * hPPSD = 0; //spectrum of all RecParticles with PPSD signal
TH1F * hShape = 0; //spectrum of all EM RecParticles
TH1F * hVeto = 0; //spectrum of all neutral RecParticles
//primary - photon
TH1F * hPhotReg = 0; //Registeres as photon
TH1F * hPhotEM = 0; //Registered as EM
- TH1F * hPhotPPSD= 0; //Registered as RecParticle with PPSD signal
//primary - n
TH1F * hNReg = 0; //Registeres as photon
TH1F * hNEM = 0; //Registered as EM
- TH1F * hNPPSD= 0; //Registered as RecParticle with PPSD signal
//primary - nBar
TH1F * hNBarReg = 0; //Registeres as photon
TH1F * hNBarEM = 0; //Registered as EM
- TH1F * hNBarPPSD= 0; //Registered as RecParticle with PPSD signal
//primary - charged hadron (pBar excluded)
TH1F * hChargedReg = 0; //Registeres as photon
TH1F * hChargedEM = 0; //Registered as EM
- TH1F * hChargedPPSD= 0; //Registered as RecParticle with PPSD signal
//primary - pBar
TH1F * hPbarReg = 0; //Registeres as photon
TH1F * hPbarEM = 0; //Registered as EM
- TH1F * hPbarPPSD= 0; //Registered as RecParticle with PPSD signal
//Reading histograms from the file
hPhot = (TH1F*)cfile->Get("hPhot") ;
if(hPhot == 0)
hPhot = new TH1F("hPhot","All kGAMMA RecParticles",100, 0., 5.);
- hPPSD = (TH1F*)cfile->Get("hPPSD") ;
- if(hPPSD == 0)
- hPPSD = new TH1F("hPPSD", "All PPSD Recparticles", 100, 0., 5.);
hShape = (TH1F*) cfile->Get("hShape") ;
if(hShape == 0)
hShape = new TH1F("hShape","All particles with EM shower",100, 0., 5.);
hPhotEM =(TH1F*)cfile->Get("hPhotEM");
if(hPhotEM== 0)
hPhotEM = new TH1F("hPhotEM", "Photon registered as EM", 100, 0., 5.);
- hPhotPPSD= (TH1F*)cfile->Get("hPhotPPSD");
- if(hPhotPPSD== 0)
- hPhotPPSD = new TH1F("hPhotPPSD","Photon registered as PPSD", 100, 0., 5.);
//primary - n
hNReg = (TH1F*)cfile->Get("hNReg");
hNEM = (TH1F*)cfile->Get("hNEM");
if(hNEM== 0)
hNEM = new TH1F("hNEM", "N registered as EM", 100, 0., 5.);
- hNPPSD=(TH1F*)cfile->Get("hNPPSD");
- if(hNPPSD== 0)
- hNPPSD = new TH1F("hNPPSD","N registered as PPSD", 100, 0., 5.);
//primary - nBar
hNBarReg =(TH1F*)cfile->Get("hNBarReg");
hNBarEM =(TH1F*)cfile->Get("hNBarEM");
if(hNBarEM== 0)
hNBarEM = new TH1F("hNBarEM", "NBar registered as EM", 100, 0., 5.);
- hNBarPPSD=(TH1F*)cfile->Get("hNBarPPSD");
- if(hNBarPPSD== 0)
- hNBarPPSD = new TH1F("hNBarPPSD","NBar registered as PPSD", 100, 0., 5.);
//primary - charged hadron (pBar excluded)
hChargedReg = (TH1F*)cfile->Get("hChargedReg");
hChargedEM = (TH1F*)cfile->Get("hChargedEM");
if(hChargedEM== 0)
hChargedEM= new TH1F("hChargedEM","Charged registered as EM",100, 0., 5.);
- hChargedPPSD= (TH1F*)cfile->Get("hChargedPPSD");
- if(hChargedPPSD== 0)
- hChargedPPSD= new TH1F("hChargedPPSD","Charged registered as PPSD",100, 0., 5.);
-
+
//primary - pBar
hPbarReg = (TH1F*)cfile->Get("hPbarReg");
if(hPbarReg== 0)
hPbarEM = (TH1F*)cfile->Get("hPbarEM");
if(hPbarEM== 0)
hPbarEM= new TH1F("hPbarEM","Pbar registered as EM",100, 0., 5.);
- hPbarPPSD= (TH1F*)cfile->Get("hPbarPPSD");
- if(hPbarPPSD== 0)
- hPbarPPSD= new TH1F("hPbarPPSD","Pbar as PPSD",100, 0., 5.);
//Now make some initializations
- AliPHOSGetter * gime = AliPHOSGetter::GetInstance(ffileName.Data(),RecPointsTitle) ;
+ if (fRunLoader == 0x0)
+ {
+ AliError(Form("Error Loading session"));
+ return;
+ }
+
+ AliPHOSLoader* gime = dynamic_cast<AliPHOSLoader*>(fRunLoader->GetLoader("PHOSLoader"));
+ if ( gime == 0 )
+ {
+ AliError(Form("Could not obtain the Loader object !"));
+ return ;
+ }
+
+ if (fRunLoader->TreeE() == 0x0) fRunLoader->LoadHeader();
const AliPHOSGeometry * phosgeom = gime->PHOSGeometry() ;
Int_t ievent;
- Int_t maxevent = (Int_t)gAlice->TreeE()->GetEntries() ;
- // for ( ievent=0; ievent < gime->MaxEvent() ; ievent++){
+ Int_t maxevent = (Int_t)fRunLoader->TreeE()->GetEntries() ;
for ( ievent=0; ievent < maxevent ; ievent++){
- gime->Event(ievent) ;
+ fRunLoader->GetEvent(ievent) ;
+
+ //DP:Extract vertex position
+ Double_t vtx[3]={0.,0.,0.} ;
+
+ TClonesArray * rp = gime->RecParticles() ;
+ if(!rp) {
+ AliError(Form("Event %d, Can't find RecParticles", ievent)) ;
+ return ;
+ }
+ TClonesArray * ts = gime->TrackSegments() ;
+ if(!ts) {
+ AliError(Form("Event %d, Can't find TrackSegments", ievent)) ;
+ return ;
+ }
+ TObjArray * emcrp = gime->EmcRecPoints() ;
+ if(!emcrp){
+ AliError(Form("Event %d, Can't find EmcRecPoints", ievent)) ;
+ return ;
+ }
+
//=========== Make spectrum of the primary photons
const TParticle * primary ;
Int_t iPrimary ;
- for( iPrimary = 0 ; iPrimary < gime->NPrimaries() ; iPrimary++){
- primary = gime->Primary(iPrimary) ;
+ for( iPrimary = 0 ; iPrimary < fRunLoader->Stack()->GetNprimary() ; iPrimary++){
+ primary = fRunLoader->Stack()->Particle(iPrimary) ;
Int_t primaryType = primary->GetPdgCode() ;
if( primaryType == 22 ) {
- //check, if photons folls onto PHOS
- Int_t moduleNumber ;
- Double_t primX, primZ ;
- phosgeom->ImpactOnEmc(primary->Theta(), primary->Phi(), moduleNumber, primX, primZ) ;
- if(moduleNumber)
- hPrimary->Fill(primary->Energy()) ;
-
+ //check, if photons folls onto PHOS
+ Int_t moduleNumber ;
+ Double_t primX, primZ ;
+ phosgeom->ImpactOnEmc(vtx,primary->Theta(), primary->Phi(), moduleNumber, primX, primZ) ;
+ if(moduleNumber)
+ hPrimary->Fill(primary->Energy()) ;
+
}
}
+
//========== Now scan over RecParticles
const AliPHOSRecParticle * recParticle ;
Int_t iRecParticle ;
- for(iRecParticle = 0; iRecParticle < gime->NRecParticles(); iRecParticle++ ){
- recParticle = gime->RecParticle(iRecParticle) ;
+ for(iRecParticle = 0; iRecParticle < rp->GetEntriesFast(); iRecParticle++ ){
+ recParticle = (AliPHOSRecParticle *) rp->At(iRecParticle) ;
//fill histo spectrum of all RecParticles
hAllRP->Fill(CorrectedEnergy(recParticle->Energy())) ;
- //==========find the closest primary
+ //==========find the closest primary
Int_t moduleNumberRec ;
Double_t recX, recZ ;
- phosgeom->ImpactOnEmc(recParticle->Theta(), recParticle->Phi(), moduleNumberRec, recX, recZ) ;
+ phosgeom->ImpactOnEmc(vtx,recParticle->Theta(), recParticle->Phi(), moduleNumberRec, recX, recZ) ;
Double_t minDistance = 100. ;
Int_t closestPrimary = -1 ;
//extract list of primaries: it is stored at EMC RecPoints
- Int_t emcIndex = gime->TrackSegment(recParticle->GetPHOSTSIndex())->GetEmcIndex() ;
+ Int_t emcIndex = ((AliPHOSTrackSegment *) ts->At(recParticle->GetPHOSTSIndex()))->GetEmcIndex() ;
Int_t numberofprimaries ;
- Int_t * listofprimaries = gime->EmcRecPoint(emcIndex)->GetPrimaries(numberofprimaries) ;
+ Int_t * listofprimaries = ((AliPHOSEmcRecPoint *) emcrp->At(emcIndex))->GetPrimaries(numberofprimaries) ;
Int_t index ;
const TParticle * primary ;
Double_t distance = minDistance ;
Double_t dXmin = 0.;
Double_t dZmin = 0. ;
for ( index = 0 ; index < numberofprimaries ; index++){
- primary = gime->Primary(listofprimaries[index]) ;
- Int_t moduleNumber ;
- Double_t primX, primZ ;
- phosgeom->ImpactOnEmc(primary->Theta(), primary->Phi(), moduleNumber, primX, primZ) ;
- if(moduleNumberRec == moduleNumber) {
- dX = recX - primX;
- dZ = recZ - primZ;
- distance = TMath::Sqrt(dX*dX + dZ*dZ) ;
- if(minDistance > distance) {
- minDistance = distance ;
- dXmin = dX;
- dZmin = dZ;
- closestPrimary = listofprimaries[index] ;
- }
- }
+ primary = fRunLoader->Stack()->Particle(listofprimaries[index]) ;
+ Int_t moduleNumber ;
+ Double_t primX, primZ ;
+ phosgeom->ImpactOnEmc(vtx,primary->Theta(), primary->Phi(), moduleNumber, primX, primZ) ;
+ if(moduleNumberRec == moduleNumber) {
+ dX = recX - primX;
+ dZ = recZ - primZ;
+ distance = TMath::Sqrt(dX*dX + dZ*dZ) ;
+ if(minDistance > distance) {
+ minDistance = distance ;
+ dXmin = dX;
+ dZmin = dZ;
+ closestPrimary = listofprimaries[index] ;
+ }
+ }
}
//===========define the "type" of closest primary
if(closestPrimary >=0 ){
- Int_t primaryCode = -1;
- const TParticle * primary = gime->Primary(closestPrimary) ;
- Int_t primaryType = primary->GetPdgCode() ;
- if(primaryType == 22) // photon ?
- primaryCode = 0 ;
- else
- if(primaryType == 2112) // neutron
- primaryCode = 1 ;
- else
- if(primaryType == -2112) // Anti neutron
- primaryCode = 2 ;
- else
- if(primaryType == -2122) //Anti proton
- primaryCode = 4 ;
- else {
- TParticle tempo(*primary) ;
- if(tempo.GetPDG()->Charge())
- primaryCode = 3 ;
- }
-
- //==========Now look at the type of RecParticle
- Float_t energy = CorrectedEnergy(recParticle->Energy()) ;
- if(recParticle->GetType() == AliPHOSFastRecParticle::kGAMMA){
- hPhot->Fill(energy ) ;
- switch(primaryCode){
- case 0:
- hPhotReg->Fill(energy ) ;
- break ;
- case 1:
- hNReg->Fill(energy ) ;
- break ;
- case 2:
- hNBarReg->Fill(energy ) ;
- break ;
- case 3:
- hChargedReg->Fill(energy ) ;
- break ;
- case 4:
- hPbarReg->Fill(energy ) ;
- break ;
- default:
- break ;
- }
- }
- if((recParticle->GetType() == AliPHOSFastRecParticle::kGAMMA)||
- (recParticle->GetType() == AliPHOSFastRecParticle::kGAMMAHA)){ //with PPSD signal
- hPPSD->Fill(energy ) ;
- switch(primaryCode){
- case 0:
- hPhotPPSD->Fill(energy ) ;
- break ;
- case 1:
- hNPPSD->Fill(energy ) ;
- break ;
- case 2:
- hNBarPPSD->Fill(energy ) ;
- break ;
- case 3:
- hChargedPPSD->Fill(energy ) ;
- break ;
- case 4:
- hPbarPPSD->Fill(energy ) ;
- break ;
- default:
- break ;
- }
- }
- if((recParticle->GetType() == AliPHOSFastRecParticle::kGAMMA)||
- (recParticle->GetType() == AliPHOSFastRecParticle::kELECTRON)||
- (recParticle->GetType() == AliPHOSFastRecParticle::kNEUTRALEM)||
- (recParticle->GetType() == AliPHOSFastRecParticle::kABSURDEM) ){ //with EM shower
- hShape->Fill(energy ) ;
- switch(primaryCode){
- case 0:
- hPhotEM->Fill(energy ) ;
- break ;
- case 1:
- hNEM->Fill(energy ) ;
- break ;
- case 2:
- hNBarEM->Fill(energy ) ;
- break ;
- case 3:
- hChargedEM->Fill(energy ) ;
- break ;
- case 4:
- hPbarEM->Fill(energy ) ;
- break ;
- default:
- break ;
- }
- }
-
- if((recParticle->GetType() == AliPHOSFastRecParticle::kGAMMA)||
- (recParticle->GetType() == AliPHOSFastRecParticle::kNEUTRALHA) ||
- (recParticle->GetType() == AliPHOSFastRecParticle::kGAMMAHA) ||
- (recParticle->GetType() == AliPHOSFastRecParticle::kNEUTRALEM) ) //nuetral
- hVeto->Fill(energy ) ;
-
- //fill number of primaries identified as ...
- if(primaryCode >= 0) // Primary code defined
- counter[recParticle->GetType()][primaryCode]++ ;
-
+ Int_t primaryCode = -1;
+ const TParticle * primary = fRunLoader->Stack()->Particle(closestPrimary) ;
+ Int_t primaryType = primary->GetPdgCode() ;
+ if(primaryType == 22) // photon ?
+ primaryCode = 0 ;
+ else
+ if(primaryType == 2112) // neutron
+ primaryCode = 1 ;
+ else
+ if(primaryType == -2112) // Anti neutron
+ primaryCode = 2 ;
+ else
+ if(primaryType == -2122) //Anti proton
+ primaryCode = 4 ;
+ else {
+ TParticle tempo(*primary) ;
+ if(tempo.GetPDG()->Charge())
+ primaryCode = 3 ;
+ }
+
+ //==========Now look at the type of RecParticle
+ Float_t energy = CorrectedEnergy(recParticle->Energy()) ;
+ if(recParticle->GetType() == AliPHOSFastRecParticle::kNEUTRALEMFAST){
+ hPhot->Fill(energy ) ;
+ switch(primaryCode){
+ case 0:
+ hPhotReg->Fill(energy ) ;
+ break ;
+ case 1:
+ hNReg->Fill(energy ) ;
+ break ;
+ case 2:
+ hNBarReg->Fill(energy ) ;
+ break ;
+ case 3:
+ hChargedReg->Fill(energy ) ;
+ break ;
+ case 4:
+ hPbarReg->Fill(energy ) ;
+ break ;
+ default:
+ break ;
+ }
+ }
+ if((recParticle->GetType() == AliPHOSFastRecParticle::kNEUTRALEMFAST)||
+ (recParticle->GetType() == AliPHOSFastRecParticle::kCHARGEDEMFAST)||
+ (recParticle->GetType() == AliPHOSFastRecParticle::kNEUTRALEMSLOW)||
+ (recParticle->GetType() == AliPHOSFastRecParticle::kCHARGEDEMSLOW) ){ //with EM shower
+ hShape->Fill(energy ) ;
+ switch(primaryCode){
+ case 0:
+ hPhotEM->Fill(energy ) ;
+ break ;
+ case 1:
+ hNEM->Fill(energy ) ;
+ break ;
+ case 2:
+ hNBarEM->Fill(energy ) ;
+ break ;
+ case 3:
+ hChargedEM->Fill(energy ) ;
+ break ;
+ case 4:
+ hPbarEM->Fill(energy ) ;
+ break ;
+ default:
+ break ;
+ }
+ }
+
+ if((recParticle->GetType() == AliPHOSFastRecParticle::kNEUTRALEMFAST)||
+ (recParticle->GetType() == AliPHOSFastRecParticle::kNEUTRALHAFAST) ||
+ (recParticle->GetType() == AliPHOSFastRecParticle::kNEUTRALEMSLOW) ||
+ (recParticle->GetType() == AliPHOSFastRecParticle::kNEUTRALHASLOW) ) //nuetral
+ hVeto->Fill(energy ) ;
+
+ //fill number of primaries identified as ...
+ if(primaryCode >= 0) // Primary code defined
+ counter[recParticle->GetType()][primaryCode]++ ;
+
}
} // no closest primary found
hPrimary->Write(0,kOverwrite);
hAllRP->Write(0,kOverwrite);
hPhot->Write(0,kOverwrite);
- hPPSD->Write(0,kOverwrite);
hShape->Write(0,kOverwrite);
hVeto->Write(0,kOverwrite);
hPhotReg->Write(0,kOverwrite);
hPhotEM->Write(0,kOverwrite);
- hPhotPPSD->Write(0,kOverwrite);
hNReg ->Write(0,kOverwrite);
hNEM ->Write(0,kOverwrite);
- hNPPSD->Write(0,kOverwrite);
hNBarReg ->Write(0,kOverwrite);
hNBarEM ->Write(0,kOverwrite);
- hNBarPPSD->Write(0,kOverwrite);
hChargedReg ->Write(0,kOverwrite);
hChargedEM ->Write(0,kOverwrite);
- hChargedPPSD->Write(0,kOverwrite);
hPbarReg ->Write(0,kOverwrite);
hPbarEM ->Write(0,kOverwrite);
- hPbarPPSD->Write(0,kOverwrite);
cfile->Write(0,kOverwrite);
cfile->Close();
//print Final Table
maxevent = (Int_t)gAlice->TreeE()->GetEntries() ;
- // cout << "Resolutions: Analyzed " << gime->MaxEvent() << " event(s)" << endl ;
- cout << "Resolutions: Analyzed " << maxevent << " event(s)" << endl ;
- cout << endl ;
-
- cout << " Primary: Photon Neutron Antineutron Charged hadron AntiProton" << endl ;
- cout << "--------------------------------------------------------------------------------" << endl ;
- cout << " kGAMMA: "
- << setw(8) << counter[2][0] << setw(9) << counter[2][1] << setw(13) << counter[2][2]
- << setw(15)<< counter[2][3] << setw(13) << counter[2][4] << endl ;
- cout << " kGAMMAHA: "
- << setw(8) << counter[3][0] << setw(9) << counter[3][1] << setw(13) << counter[3][2]
- << setw(15)<< counter[3][3] << setw(13) << counter[3][4] << endl ;
- cout << " kNEUTRALEM: "
- << setw(8) << counter[0][0] << setw(9) << counter[0][1] << setw(13) << counter[0][2]
- << setw(15)<< counter[0][3] << setw(13) << counter[0][4] << endl ;
- cout << " kNEUTRALHA: "
- << setw(8) << counter[1][0] << setw(9) << counter[1][1] << setw(13) << counter[1][2]
- << setw(15)<< counter[1][3] << setw(13) << counter[1][4] << endl ;
- cout << " kABSURDEM: "
- << setw(8) << counter[4][0] << setw(9) << counter[4][1] << setw(13) << counter[4][2]
- << setw(15)<< counter[4][3] << setw(13) << counter[4][4] << endl ;
- cout << " kABSURDHA: "
- << setw(8) << counter[5][0] << setw(9) << counter[5][1] << setw(13) << counter[5][2]
- << setw(15)<< counter[5][3] << setw(13) << counter[5][4] << endl ;
- cout << " kELECTRON: "
- << setw(8) << counter[6][0] << setw(9) << counter[6][1] << setw(13) << counter[6][2]
- << setw(15)<< counter[6][3] << setw(13) << counter[6][4] << endl ;
- cout << " kCHARGEDHA: "
- << setw(8) << counter[7][0] << setw(9) << counter[7][1] << setw(13) << counter[7][2]
- << setw(15)<< counter[7][3] << setw(13) << counter[7][4] << endl ;
- cout << "--------------------------------------------------------------------------------" << endl ;
-
+ TString message ;
+ message = "Resolutions: Analyzed %d event(s)\n" ;
+
+ message += " Primary: Photon Neutron Antineutron Charged hadron AntiProton\n" ;
+ message += "--------------------------------------------------------------------------------\n" ;
+ message += " kGAMMA: " ;
+ message += "%d %d %d %d %d\n" ;
+ message += " kGAMMAHA: " ;
+ message += "%d %d %d %d %d\n" ;
+ message += " kNEUTRALEM: " ;
+ message += "%d %d %d %d %d\n" ;
+ message += " kNEUTRALHA: " ;
+ message += "%d %d %d %d %d\n" ;
+ message += " kABSURDEM: ";
+ message += "%d %d %d %d %d\n" ;
+ message += " kABSURDHA: " ;
+ message += "%d %d %d %d %d\n" ;
+ message += " kELECTRON: " ;
+ message += "%d %d %d %d %d\n" ;
+ message += " kCHARGEDHA: " ;
+ message += "%d %d %d %d %d\n" ;
+
+ message += "--------------------------------------------------------------------------------" ;
+
+
Int_t totalInd = 0 ;
for(i1 = 0; i1<8; i1++)
for(i2 = 0; i2<5; i2++)
totalInd+=counter[i1][i2] ;
- cout << "Indentified particles: " << totalInd << endl ;
+ message += "Indentified particles: %d" ;
-}
-
-
+ AliInfo(Form(message.Data(), maxevent,
+ counter[2][0], counter[2][1], counter[2][2], counter[2][3], counter[2][4],
+ counter[3][0], counter[3][1], counter[3][2], counter[3][3], counter[3][4],
+ counter[0][0], counter[0][1], counter[0][2], counter[0][3], counter[0][4],
+ counter[1][0], counter[1][1], counter[1][2], counter[1][3], counter[1][4],
+ counter[4][0], counter[4][1], counter[4][2], counter[4][3], counter[4][4],
+ counter[5][0], counter[5][1], counter[5][2], counter[5][3], counter[5][4],
+ counter[6][0], counter[6][1], counter[6][2], counter[6][3], counter[6][4],
+ counter[7][0], counter[7][1], counter[7][2], counter[7][3], counter[7][4],
+ totalInd )) ;
+}
git://git.uio.no / u / mrichter / AliRoot.git / blobdiff