#include "AliRunLoader.h"
#include "AliITSReconstructor.h"
#include "AliITSRecPoint.h"
+#include "AliESDEvent.h"
+#include "AliESDVertex.h"
//____________________________________________________________________
ClassImp(AliITSTrackleterSPDEff)
fZetaWindowL1(0),
fOnlyOneTrackletPerC1(0),
fUpdateOncePerEventPlaneEff(0),
+fMinContVtx(0),
fChipUpdatedInEvent(0),
fPlaneEffSPD(0),
fPlaneEffBkg(0),
{
// default constructor
// from AliITSMultReconstructor
+ Init();
+}
+//______________________________________________________________________
+void AliITSTrackleterSPDEff::Init() {
SetPhiWindowL2();
SetZetaWindowL2();
SetOnlyOneTrackletPerC2();
fZetaWindowL1(mr.fZetaWindowL1),
fOnlyOneTrackletPerC1(mr.fOnlyOneTrackletPerC1),
fUpdateOncePerEventPlaneEff(mr.fUpdateOncePerEventPlaneEff),
+fMinContVtx(mr.fMinContVtx),
fChipUpdatedInEvent(mr.fChipUpdatedInEvent),
fPlaneEffSPD(mr.fPlaneEffSPD),
fPlaneEffBkg(mr.fPlaneEffBkg),
found=FindChip(key, 0, vtx, fClustersLay2[iC2][0],fClustersLay2[iC2][1]);
if (!found) {
- AliWarning(Form("Reconstruct: cannot find chip prediction on inner layer for cluster %d on the outer layer",iC2));
+ AliDebug(1,Form("Reconstruct: cannot find chip prediction on inner layer for cluster %d on the outer layer",iC2));
key=999999;
}
nfTraPred1+=(Int_t)found; // this for debugging purpose
Int_t lab3=(Int_t)fClustersLay1[iC1][5];
// do it always as a function of the chip number used to built the prediction
found=FindChip(key,0,vtx,fClustersLay1[iC1][0],fClustersLay1[iC1][1],fClustersLay1[iC1][2]);
- if (!found) {AliWarning(
+ if (!found) {AliDebug(1,
Form("Reconstruct MC: cannot find chip on inner layer for cluster %d",iC1)); }
else {
if((lab1 != -2 && PrimaryTrackChecker(lab1,pStack) ) ||
// Check that this cluster is still in the same chip (here you pass also Zvtx for better computation)
found=FindChip(key,1,vtx,fClustersLay2[iC2WithBestDist][0],fClustersLay2[iC2WithBestDist][1],fClustersLay2[iC2WithBestDist][2]);
if(!found){
- AliWarning(
+ AliDebug(1,
Form("Reconstruct: cannot find chip on outer layer for cluster %d",iC2WithBestDist));
key=999999;
}
Int_t lab3=(Int_t)fClustersLay2[iC2][5];
// do it always as a function of the chip number used to built the prediction
found=FindChip(key,1,vtx,fClustersLay2[iC2][0],fClustersLay2[iC2][1],fClustersLay2[iC2][2]);
- if (!found) {AliWarning(
+ if (!found) {AliDebug(1,
Form("Reconstruct MC: cannot find chip on outer layer for cluster %d",iC2)); }
else {
if((lab1 != -2 && PrimaryTrackChecker(lab1,pStack) ) ||
// Check that this cluster is still in the same chip (here you pass also Zvtx for better computation)
found=FindChip(key,0,vtx,fClustersLay1[iC1WithBestDist][0],fClustersLay1[iC1WithBestDist][1],fClustersLay1[iC1WithBestDist][2]);
if(!found){
- AliWarning(
+ AliDebug(1,
Form("Reconstruct: cannot find chip on inner layer for cluster %d",iC1WithBestDist));
key=999999;
}
AliDebug(1,Form(("Eff. of method FindChip for Cluster on lay 2 = %d / %d"),nfClu2,ntClu2));
}
//____________________________________________________________________
-Bool_t AliITSTrackleterSPDEff::FindChip(UInt_t &key, Int_t layer, Float_t* vtx,
+Bool_t AliITSTrackleterSPDEff::FindChip(UInt_t &key, Int_t layer,const Float_t* vtx,
Float_t thetaVtx, Float_t phiVtx, Float_t zVtx) {
//
// Input: a) layer number in the range [0,1]
Double_t zAbs,phiAbs; // those are the polar coordinate, in the Absolute ALICE Reference
// of the intersection of the tracklet with the pixel layer.
if (TMath::Abs(zVtx)<100) zAbs=zVtx + vtx[2]; // this is fine only for the cluster, not for the track prediction
- else zAbs=r/TMath::Tan(thetaVtx) + vtx[2]; // this is the only way to do for the tracklet prediction
+ else {
+ if(TMath::Abs(thetaVtx)<1E-6) return kFALSE;
+ zAbs=r/TMath::Tan(thetaVtx) + vtx[2]; // this is the only way to do for the tracklet prediction
+ }
AliDebug(1,Form("FindChip: vtx[0] = %f, vtx[1] = %f, vtx[2] = %f",vtx[0],vtx[1],vtx[2]));
Double_t vtxy[2]={vtx[0],vtx[1]};
if (vtxy[0]*vtxy[1]+vtxy[1]*vtxy[1]>0) { // this method holds only for displaced vertices
return kTRUE;
}
//___________________________________________________________
-Bool_t AliITSTrackleterSPDEff::SetAngleRange02Pi(Double_t &angle) {
+Bool_t AliITSTrackleterSPDEff::SetAngleRange02Pi(Double_t &angle) const {
//
// simple method to reduce all angles (in rad)
// in range [0,2pi[
// none.
*os << fPhiWindowL1 <<" "<< fZetaWindowL1 << " " << fPhiWindowL2 <<" "<< fZetaWindowL2
<< " " << fOnlyOneTrackletPerC1 << " " << fOnlyOneTrackletPerC2
- << " " << fUpdateOncePerEventPlaneEff << " " << fReflectClusterAroundZAxisForLayer0
+ << " " << fUpdateOncePerEventPlaneEff << " " << fMinContVtx
+ << " " << fReflectClusterAroundZAxisForLayer0
<< " " << fReflectClusterAroundZAxisForLayer1;
*os << " " << fMC;
if(!fMC) {AliInfo("Writing only cuts, no MC info"); return;}
Bool_t tmp= fMC;
*is >> fPhiWindowL1 >> fZetaWindowL1 >> fPhiWindowL2 >> fZetaWindowL2
>> fOnlyOneTrackletPerC1 >> fOnlyOneTrackletPerC2
- >> fUpdateOncePerEventPlaneEff >> fReflectClusterAroundZAxisForLayer0
+ >> fUpdateOncePerEventPlaneEff >> fMinContVtx
+ >> fReflectClusterAroundZAxisForLayer0
>> fReflectClusterAroundZAxisForLayer1;
//if(!fMC) {AliInfo("Reading only cuts, no MC info available");return;}
*is >> fMC;
}
else {
TFile* mcfile = TFile::Open(filename, "RECREATE");
- TH1F* cuts = new TH1F("cuts", "list of cuts", 10, 0, 10); // TH1I containing cuts
+ TH1F* cuts = new TH1F("cuts", "list of cuts", 11, 0, 11); // TH1I containing cuts
cuts->SetBinContent(1,fPhiWindowL1);
cuts->SetBinContent(2,fZetaWindowL1);
cuts->SetBinContent(3,fPhiWindowL2);
cuts->SetBinContent(5,fOnlyOneTrackletPerC1);
cuts->SetBinContent(6,fOnlyOneTrackletPerC2);
cuts->SetBinContent(7,fUpdateOncePerEventPlaneEff);
- cuts->SetBinContent(8,fReflectClusterAroundZAxisForLayer0);
- cuts->SetBinContent(9,fReflectClusterAroundZAxisForLayer1);
- cuts->SetBinContent(10,fMC);
+ cuts->SetBinContent(8,fMinContVtx);
+ cuts->SetBinContent(9,fReflectClusterAroundZAxisForLayer0);
+ cuts->SetBinContent(10,fReflectClusterAroundZAxisForLayer1);
+ cuts->SetBinContent(11,fMC);
cuts->Write();
delete cuts;
if(!fMC) {AliInfo("Writing only cuts, no MC info");}
mc1 = new TH1I("mc1", "mc info PredictionPrimary", 1200, 0, 1200);
for(Int_t i=0;i<1200;i++) mc1->SetBinContent(i+1,GetPredictionPrimary(i)) ;
mc1->Write();
- delete mc1;
mc1 = new TH1I("mc2", "mc info PredictionSecondary", 1200, 0, 1200);
for(Int_t i=0;i<1200;i++) mc1->SetBinContent(i+1,GetPredictionSecondary(i)) ;
mc1->Write();
- delete mc1;
mc1 = new TH1I("mc3", "mc info ClusterPrimary", 1200, 0, 1200);
for(Int_t i=0;i<1200;i++) mc1->SetBinContent(i+1,GetClusterPrimary(i)) ;
mc1->Write();
- delete mc1;
mc1 = new TH1I("mc4", "mc info ClusterSecondary", 1200, 0, 1200);
for(Int_t i=0;i<1200;i++) mc1->SetBinContent(i+1,GetClusterSecondary(i)) ;
mc1->Write();
- delete mc1;
mc1 = new TH1I("mc5", "mc info SuccessPP", 1200, 0, 1200);
for(Int_t i=0;i<1200;i++) mc1->SetBinContent(i+1,GetSuccessPP(i)) ;
mc1->Write();
- delete mc1;
mc1 = new TH1I("mc6", "mc info SuccessTT", 1200, 0, 1200);
for(Int_t i=0;i<1200;i++) mc1->SetBinContent(i+1,GetSuccessTT(i)) ;
mc1->Write();
- delete mc1;
mc1 = new TH1I("mc7", "mc info SuccessS", 1200, 0, 1200);
for(Int_t i=0;i<1200;i++) mc1->SetBinContent(i+1,GetSuccessS(i)) ;
mc1->Write();
- delete mc1;
mc1 = new TH1I("mc8", "mc info SuccessP", 1200, 0, 1200);
for(Int_t i=0;i<1200;i++) mc1->SetBinContent(i+1,GetSuccessP(i)) ;
mc1->Write();
- delete mc1;
mc1 = new TH1I("mc9", "mc info FailureS", 1200, 0, 1200);
for(Int_t i=0;i<1200;i++) mc1->SetBinContent(i+1,GetFailureS(i)) ;
mc1->Write();
- delete mc1;
mc1 = new TH1I("mc10", "mc info FailureP", 1200, 0, 1200);
for(Int_t i=0;i<1200;i++) mc1->SetBinContent(i+1,GetFailureP(i)) ;
mc1->Write();
- delete mc1;
mc1 = new TH1I("mc11", "mc info Recons", 1200, 0, 1200);
for(Int_t i=0;i<1200;i++) mc1->SetBinContent(i+1,GetRecons(i)) ;
mc1->Write();
- delete mc1;
mc1 = new TH1I("mc12", "mc info NonRecons", 1200, 0, 1200);
for(Int_t i=0;i<1200;i++) mc1->SetBinContent(i+1,GetNonRecons(i)) ;
mc1->Write();
fOnlyOneTrackletPerC1=(Bool_t)cuts->GetBinContent(5);
fOnlyOneTrackletPerC2=(Bool_t)cuts->GetBinContent(6);
fUpdateOncePerEventPlaneEff=(Bool_t)cuts->GetBinContent(7);
- fReflectClusterAroundZAxisForLayer0=(Bool_t)cuts->GetBinContent(8);
- fReflectClusterAroundZAxisForLayer1=(Bool_t)cuts->GetBinContent(9);
- fMC=(Bool_t)cuts->GetBinContent(10);
+ fMinContVtx=(Int_t)cuts->GetBinContent(8);
+ fReflectClusterAroundZAxisForLayer0=(Bool_t)cuts->GetBinContent(9);
+ fReflectClusterAroundZAxisForLayer1=(Bool_t)cuts->GetBinContent(10);
+ fMC=(Bool_t)cuts->GetBinContent(11);
if(!fMC) {AliInfo("Reading only cuts, no MC info"); if(tmp) SetMC(kFALSE); }
else { // only if file with MC predictions
if(!tmp) {AliInfo("Calling SetMC() to read this file wtih MC info"); SetMC();}
}
//_______________________________________________________________
Bool_t AliITSTrackleterSPDEff::IsReconstructableAt(Int_t layer,Int_t iC,Int_t ipart,
- Float_t* vtx, AliStack *stack, TTree *ref) {
+ const Float_t* vtx, const AliStack *stack, TTree *ref) {
// This (private) method can be used only for MC events, where both AliStack and the TrackReference
// are available.
// It is used to asses whether a tracklet prediction is reconstructable or not at the other layer
// Input:
-// - Int_t layer (either 0 or 1): layer which you want to chech if the tracklete can be
+// - Int_t layer (either 0 or 1): layer which you want to check if the tracklete can be
// reconstructed at
// - Int_t iC : cluster index used to build the tracklet prediction
// if layer=0 ==> iC=iC2 ; elseif layer=1 ==> iC=iC1
return;
}
//____________________________________________________________________________
-Int_t AliITSTrackleterSPDEff::Clusters2Tracks(AliESDEvent *){
+Int_t AliITSTrackleterSPDEff::Clusters2Tracks(AliESDEvent *esd){
// This method is used to find the tracklets.
// It is called from AliReconstruction
// The vertex is supposed to be associated to the Tracker (i.e. to this) already
// In case Monte Carlo is required, the appropriate linking to Stack and TrackRef is attempted
//
Int_t rc=1;
+ // apply cuts on the vertex quality
+ const AliESDVertex *vertex = esd->GetVertex();
+ if(vertex->GetNContributors()<fMinContVtx) return 0;
+ //
AliRunLoader* runLoader = AliRunLoader::Instance();
if (!runLoader) {
Error("Clusters2Tracks", "no run loader found");
fPlaneEffBkg=0;
}
}
+//______________________________________________________________
+void AliITSTrackleterSPDEff::SetReflectClusterAroundZAxisForLayer(Int_t ilayer,Bool_t b){
+//
+// method to study residual background:
+// Input b= KTRUE --> reflect the clusters
+// ilayer (either 0 or 1) --> which SPD layers should be reflected
+//
+ if(b) {AliInfo(Form("All clusters on layer %d will be rotated by 180 deg around z",ilayer));
+ SetLightBkgStudyInParallel(kFALSE);}
+ if(ilayer==0) fReflectClusterAroundZAxisForLayer0=b; // a rotation by 180degree around the Z axis
+ else if(ilayer==1) fReflectClusterAroundZAxisForLayer1=b; // (x->-x; y->-y) to all RecPoints on a
+ else AliInfo("Nothing done: input argument (ilayer) either 0 or 1"); // given layer is applied. In such a way
+ }