#include "TList.h"
#include "TArrayF.h"
#include "TDecayChannel.h"
+#include "AliAODMCParticle.h"
+#include "AliAODEvent.h"
ClassImp(AliCFParticleGenCuts)
//______________________________
AliCFParticleGenCuts::AliCFParticleGenCuts() :
AliCFCutBase(),
+ fIsAODMC(0),
fMCInfo(0x0),
fRequireIsCharged(0),
fRequireIsNeutral(0),
fRequireIsPrimary(0),
fRequireIsSecondary(0),
fRequirePdgCode(0),
+ fRequireAbsolutePdg(0),
fPdgCode(0),
fProdVtxXMin (-1.e+09),
fProdVtxYMin (-1.e+09),
//______________________________
AliCFParticleGenCuts::AliCFParticleGenCuts(const Char_t* name, const Char_t* title) :
AliCFCutBase(name,title),
+ fIsAODMC(0),
fMCInfo(0x0),
fRequireIsCharged(0),
fRequireIsNeutral(0),
fRequireIsPrimary(0),
fRequireIsSecondary(0),
fRequirePdgCode(0),
+ fRequireAbsolutePdg(0),
fPdgCode(0),
fProdVtxXMin (-1.e+09),
fProdVtxYMin (-1.e+09),
//______________________________
AliCFParticleGenCuts::AliCFParticleGenCuts(const AliCFParticleGenCuts& c) :
AliCFCutBase(c),
+ fIsAODMC(c.fIsAODMC),
fMCInfo(c.fMCInfo),
fRequireIsCharged(c.fRequireIsCharged),
fRequireIsNeutral(c.fRequireIsNeutral),
fRequireIsPrimary(c.fRequireIsPrimary),
fRequireIsSecondary(c.fRequireIsSecondary),
fRequirePdgCode(c.fRequirePdgCode),
+ fRequireAbsolutePdg(c.fRequireAbsolutePdg),
fPdgCode(c.fPdgCode),
fProdVtxXMin (c.fProdVtxXMin),
fProdVtxYMin (c.fProdVtxYMin),
//
if (this != &c) {
AliCFCutBase::operator=(c) ;
+ fIsAODMC=c.fIsAODMC;
fMCInfo=c.fMCInfo;
fRequireIsCharged=c.fRequireIsCharged;
fRequireIsNeutral=c.fRequireIsNeutral;
fRequireIsPrimary=c.fRequireIsPrimary;
fRequireIsSecondary=c.fRequireIsSecondary;
fRequirePdgCode=c.fRequirePdgCode;
+ fRequireAbsolutePdg=c.fRequireAbsolutePdg;
fPdgCode=c.fPdgCode;
fProdVtxXMin=c.fProdVtxXMin;
fProdVtxYMin=c.fProdVtxYMin;
// 'obj' must be an AliMCParticle
//
- SelectionBitMap(obj);
+ if (!obj) return kFALSE ;
+
+ if (!fIsAODMC) SelectionBitMap((AliMCParticle*) obj);
+ else SelectionBitMap((AliAODMCParticle*)obj);
if (fIsQAOn) FillHistograms(obj,0);
}
//__________________________________________________________________________________
-void AliCFParticleGenCuts::SelectionBitMap(TObject* obj)
+void AliCFParticleGenCuts::SelectionBitMap(AliMCParticle* mcPart)
{
//
// test if the track passes the single cuts
// and store the information in a bitmap
//
-
+
for (UInt_t i=0; i<kNCuts; i++) {
fBitmap->SetBitNumber(i,kFALSE);
fCutValues->SetAt((Double32_t)0,i) ;
}
- if (!obj) return ;
- TString className(obj->ClassName());
- if (className.CompareTo("AliMCParticle") != 0) {
- AliError("argument must point to an AliMCParticle !");
- return ;
- }
-
- AliMCParticle* mcPart = dynamic_cast<AliMCParticle*>(obj) ;
- TParticle* part = mcPart->Particle();
- AliStack* stack = fMCInfo->Stack();
-
-
// fill the cut array
- Double32_t partVx=(Double32_t)part->Vx();
- Double32_t partVy=(Double32_t)part->Vy();
- Double32_t partVz=(Double32_t)part->Vz();
+ Double32_t partVx=(Double32_t)mcPart->Xv();
+ Double32_t partVy=(Double32_t)mcPart->Yv();
+ Double32_t partVz=(Double32_t)mcPart->Zv();
- TParticle* daughter=0x0;
Double32_t decayVx=0.;
Double32_t decayVy=0.;
Double32_t decayVz=0.;
Double32_t decayL=0.;
Double32_t decayRxy=0.;
+ TParticle* part = mcPart->Particle();
+ AliStack* stack = ((AliMCEvent*)fMCInfo)->Stack();
+ TParticle* daughter=0x0;
if ( part->GetNDaughters() > 0 ) {
daughter = stack->Particle(part->GetFirstDaughter()) ;
decayVx=(Double32_t)daughter->Vx();
// cut on primary/secondary
if ( fRequireIsPrimary || fRequireIsSecondary) {
- if (fRequireIsPrimary && IsPrimary(mcPart,stack)) fCutValues->SetAt((Double32_t)kTRUE,kCutPrimSec);
- if (fRequireIsSecondary && !IsPrimary(mcPart,stack)) fCutValues->SetAt((Double32_t)kTRUE,kCutPrimSec);
+ if (fRequireIsPrimary && IsPrimary(mcPart)) fCutValues->SetAt((Double32_t)kTRUE,kCutPrimSec);
+ if (fRequireIsSecondary && !IsPrimary(mcPart)) fCutValues->SetAt((Double32_t)kTRUE,kCutPrimSec);
}
else fCutValues->SetAt((Double32_t)kTRUE,kCutPrimSec);
// cut on PDG code
if ( fRequirePdgCode ) {
- if (IsA(mcPart,fPdgCode,kFALSE)) fCutValues->SetAt((Double32_t)kTRUE,kCutPDGCode);
+ if (IsA(mcPart,fPdgCode,fRequireAbsolutePdg)) fCutValues->SetAt((Double32_t)kTRUE,kCutPDGCode);
}
else fCutValues->SetAt((Double32_t)kTRUE,kCutPDGCode);
Bool_t goodDecay = kTRUE ;
Short_t nDaughters = mcPart->Particle()->GetNDaughters() ;
if (nDaughters != fDecayChannel->NDaughters()) goodDecay = kFALSE ;
+ //now number of daughters is OK
if (goodDecay) {
// now check if decay channel is respected
// first try
if (daug->GetPdgCode() != fDecayChannel->DaughterPdgCode(iDaughter)) {goodDecay = kFALSE; break;}
}
}
+ if (!goodDecay && fRequireAbsolutePdg) {
+ //now tries inverting the sign of the daughters in case the anti-particle is also looked at
+ // third try
+ goodDecay = kTRUE ;
+ for (Int_t iDaughter = 0; iDaughter<nDaughters; iDaughter++) {
+ TParticle* daug = stack->Particle(mcPart->Particle()->GetDaughter(iDaughter)) ;
+ if (daug->GetPdgCode() != -fDecayChannel->DaughterPdgCode(iDaughter)) {goodDecay = kFALSE; break;}
+ }
+ if (!goodDecay) {
+ //fourth try inverting the order of the daughters
+ goodDecay = kTRUE ;
+ for (Int_t iDaughter = 0; iDaughter<nDaughters; iDaughter++) {
+ TParticle* daug = stack->Particle(mcPart->Particle()->GetDaughter(nDaughters-(iDaughter+1))) ;
+ if (daug->GetPdgCode() != -fDecayChannel->DaughterPdgCode(iDaughter)) {goodDecay = kFALSE; break;}
+ }
+ }
+ } //end check anti-particle
+ } //end # daughters OK
+ fCutValues->SetAt((Double32_t)goodDecay,kCutDecayChannel) ;
+ } //end require decay channel
+ else fCutValues->SetAt((Double32_t)kTRUE,kCutDecayChannel);
+
+
+ // now array of cut is build, fill the bitmap consequently
+ Int_t iCutBit = -1;
+ if ( fCutValues->At(++iCutBit) !=0 ) fBitmap->SetBitNumber(iCutBit,kTRUE);
+ if ( fCutValues->At(++iCutBit) !=0 ) fBitmap->SetBitNumber(iCutBit,kTRUE);
+ if ( fCutValues->At(++iCutBit) !=0 ) fBitmap->SetBitNumber(iCutBit,kTRUE);
+ if ( fCutValues->At(++iCutBit) > fProdVtxXMin) fBitmap->SetBitNumber(iCutBit,kTRUE);
+ if ( fCutValues->At(++iCutBit) < fProdVtxXMax) fBitmap->SetBitNumber(iCutBit,kTRUE);
+ if ( fCutValues->At(++iCutBit) > fProdVtxYMin) fBitmap->SetBitNumber(iCutBit,kTRUE);
+ if ( fCutValues->At(++iCutBit) < fProdVtxYMax) fBitmap->SetBitNumber(iCutBit,kTRUE);
+ if ( fCutValues->At(++iCutBit) > fProdVtxZMin) fBitmap->SetBitNumber(iCutBit,kTRUE);
+ if ( fCutValues->At(++iCutBit) < fProdVtxZMax) fBitmap->SetBitNumber(iCutBit,kTRUE);
+ if ( fCutValues->At(++iCutBit) > fDecayVtxXMin) fBitmap->SetBitNumber(iCutBit,kTRUE);
+ if ( fCutValues->At(++iCutBit) < fDecayVtxXMax) fBitmap->SetBitNumber(iCutBit,kTRUE);
+ if ( fCutValues->At(++iCutBit) > fDecayVtxYMin) fBitmap->SetBitNumber(iCutBit,kTRUE);
+ if ( fCutValues->At(++iCutBit) < fDecayVtxYMax) fBitmap->SetBitNumber(iCutBit,kTRUE);
+ if ( fCutValues->At(++iCutBit) > fDecayVtxZMin) fBitmap->SetBitNumber(iCutBit,kTRUE);
+ if ( fCutValues->At(++iCutBit) < fDecayVtxZMax) fBitmap->SetBitNumber(iCutBit,kTRUE);
+ if ( fCutValues->At(++iCutBit) > fDecayLengthMin) fBitmap->SetBitNumber(iCutBit,kTRUE);
+ if ( fCutValues->At(++iCutBit) < fDecayLengthMax) fBitmap->SetBitNumber(iCutBit,kTRUE);
+ if ( fCutValues->At(++iCutBit) > fDecayRxyMin) fBitmap->SetBitNumber(iCutBit,kTRUE);
+ if ( fCutValues->At(++iCutBit) < fDecayRxyMax) fBitmap->SetBitNumber(iCutBit,kTRUE);
+ if ( fCutValues->At(++iCutBit) != 0 ) fBitmap->SetBitNumber(iCutBit,kTRUE);
+}
+
+//__________________________________________________________________________________
+void AliCFParticleGenCuts::SelectionBitMap(AliAODMCParticle* mcPart)
+{
+ //
+ // test if the track passes the single cuts
+ // and store the information in a bitmap
+ //
+
+ for (UInt_t i=0; i<kNCuts; i++) {
+ fBitmap->SetBitNumber(i,kFALSE);
+ fCutValues->SetAt((Double32_t)0,i) ;
+ }
+
+ // fill the cut array
+ Double32_t partVx=(Double32_t)mcPart->Xv();
+ Double32_t partVy=(Double32_t)mcPart->Yv();
+ Double32_t partVz=(Double32_t)mcPart->Zv();
+
+ Double32_t decayVx=0.;
+ Double32_t decayVy=0.;
+ Double32_t decayVz=0.;
+ Double32_t decayL=0.;
+ Double32_t decayRxy=0.;
+
+ AliAODEvent* aod = dynamic_cast<AliAODEvent*>(fMCInfo);
+ TClonesArray* mcArray = dynamic_cast<TClonesArray*>(aod->FindListObject(AliAODMCParticle::StdBranchName()));
+ AliAODMCParticle* daughter = 0x0 ;
+
+ if (mcPart->GetDaughter(0)>0) {
+ daughter = dynamic_cast<AliAODMCParticle*>(mcArray->At(mcPart->GetDaughter(0)));
+
+ decayVx=(Double32_t)daughter->Xv();
+ decayVy=(Double32_t)daughter->Yv();
+ decayVz=(Double32_t)daughter->Zv();
+ decayL = TMath::Sqrt(TMath::Power(partVx-decayVx,2) +
+ TMath::Power(partVy-decayVy,2) +
+ TMath::Power(partVz-decayVz,2) ) ;
+ decayRxy = TMath::Sqrt(TMath::Power(decayVx,2) + TMath::Power(decayVy,2) ) ;
+
+ }
+
+ fCutValues->SetAt(partVx ,kCutProdVtxXMin) ;
+ fCutValues->SetAt(partVy ,kCutProdVtxYMin) ;
+ fCutValues->SetAt(partVz ,kCutProdVtxZMin) ;
+ fCutValues->SetAt(partVx ,kCutProdVtxXMax) ;
+ fCutValues->SetAt(partVy ,kCutProdVtxYMax) ;
+ fCutValues->SetAt(partVz ,kCutProdVtxZMax) ;
+ fCutValues->SetAt(decayVx ,kCutDecVtxXMin) ;
+ fCutValues->SetAt(decayVy ,kCutDecVtxYMin) ;
+ fCutValues->SetAt(decayVz ,kCutDecVtxZMin) ;
+ fCutValues->SetAt(decayVx ,kCutDecVtxXMax) ;
+ fCutValues->SetAt(decayVy ,kCutDecVtxYMax) ;
+ fCutValues->SetAt(decayVz ,kCutDecVtxZMax) ;
+ fCutValues->SetAt(decayL ,kCutDecLgthMin) ;
+ fCutValues->SetAt(decayL ,kCutDecLgthMax) ;
+ fCutValues->SetAt(decayRxy,kCutDecRxyMin) ;
+ fCutValues->SetAt(decayRxy,kCutDecRxyMax) ;
+
+ // cut on charge
+ if ( fRequireIsCharged || fRequireIsNeutral ) {
+ if (fRequireIsCharged && IsCharged(mcPart)) fCutValues->SetAt((Double32_t)kTRUE,kCutCharge) ;
+ if (fRequireIsNeutral && !IsCharged(mcPart)) fCutValues->SetAt((Double32_t)kTRUE,kCutCharge) ;
+ }
+ else fCutValues->SetAt((Double32_t)kTRUE,kCutCharge) ;
+
+ // cut on primary/secondary
+ if ( fRequireIsPrimary || fRequireIsSecondary) {
+ if (fRequireIsPrimary && IsPrimary(mcPart)) fCutValues->SetAt((Double32_t)kTRUE,kCutPrimSec);
+ if (fRequireIsSecondary && !IsPrimary(mcPart)) fCutValues->SetAt((Double32_t)kTRUE,kCutPrimSec);
+ }
+ else fCutValues->SetAt((Double32_t)kTRUE,kCutPrimSec);
+
+ // cut on PDG code
+ if ( fRequirePdgCode ) {
+ if (IsA(mcPart,fPdgCode,fRequireAbsolutePdg)) fCutValues->SetAt((Double32_t)kTRUE,kCutPDGCode);
+ }
+ else fCutValues->SetAt((Double32_t)kTRUE,kCutPDGCode);
+
+ // cut on decay channel
+ if ( fDecayChannel ) {
+ Bool_t goodDecay = kTRUE ;
+ Short_t nDaughters = 0 ;
+ if (mcPart->GetDaughter(0) >=0) nDaughters = 1 + mcPart->GetDaughter(1) - mcPart->GetDaughter(0);
+
+ if (nDaughters != fDecayChannel->NDaughters()) goodDecay = kFALSE ;
+ if (goodDecay) {
+ // now check if decay channel is respected
+ // first try
+ for (Int_t iDaughter = 0 ; iDaughter<nDaughters; iDaughter++) {
+ AliAODMCParticle* daug = dynamic_cast<AliAODMCParticle*>(mcArray->At(mcPart->GetDaughter(0)+iDaughter));
+ if (daug->GetPdgCode() != fDecayChannel->DaughterPdgCode(iDaughter)) {goodDecay = kFALSE; break;}
+ }
+ if (!goodDecay) {
+ //second try inverting the order of the daughters
+ goodDecay = kTRUE ;
+ for (Int_t iDaughter = 0 ; iDaughter<nDaughters; iDaughter++) {
+ AliAODMCParticle* daug = dynamic_cast<AliAODMCParticle*>(mcArray->At(mcPart->GetDaughter(1)-iDaughter));
+ if (daug->GetPdgCode() != fDecayChannel->DaughterPdgCode(iDaughter)) {goodDecay = kFALSE; break;}
+ }
+ }
}
fCutValues->SetAt((Double32_t)goodDecay,kCutDecayChannel) ;
}
//______________________________
-Bool_t AliCFParticleGenCuts::IsCharged(AliMCParticle *mcPart) {
+Bool_t AliCFParticleGenCuts::IsCharged(AliVParticle *mcPart) {
//
//check if particle is charged.
//
- TParticle* part = mcPart->Particle();
- TParticlePDG* pdgPart = part->GetPDG();
- if(!pdgPart)return kFALSE;
- if (pdgPart->Charge() == 0) return kFALSE;
+ if (mcPart->Charge()==0) return kFALSE;
return kTRUE;
}
//______________________________
-Bool_t AliCFParticleGenCuts::IsPrimary(AliMCParticle *mcPart, AliStack *stack) {
+Bool_t AliCFParticleGenCuts::IsPrimary(AliMCParticle *mcPart) {
//
//check if particle is primary (standard definition)
//
- if (!stack->IsPhysicalPrimary(mcPart->Label())) return kFALSE ;
+
+ AliStack* stack = ((AliMCEvent*)fMCInfo)->Stack();
+
+ if (!stack->IsPhysicalPrimary(mcPart->GetLabel())) return kFALSE;
return kTRUE;
}
//______________________________
-Bool_t AliCFParticleGenCuts::IsPrimaryCharged(AliMCParticle *mcPart, AliStack *stack) {
+Bool_t AliCFParticleGenCuts::IsPrimary(AliAODMCParticle *mcPart) {
+ //
+ //check if particle is primary (standard definition)
+ //
+
+ if (!mcPart->IsPhysicalPrimary()) return kFALSE;
+ return kTRUE;
+}
+//______________________________
+Bool_t AliCFParticleGenCuts::IsPrimaryCharged(AliVParticle *mcPart) {
//
//check if a charged particle is primary (standard definition)
//
- if (!stack->IsPhysicalPrimary(mcPart->Label()) || !IsCharged(mcPart)) return kFALSE ;
+
+ if (!fIsAODMC) {
+ if (!IsPrimary((AliMCParticle*)mcPart) || !IsCharged(mcPart)) return kFALSE ;
+ }
+ else {
+ if (!IsPrimary((AliAODMCParticle*)mcPart) || !IsCharged(mcPart)) return kFALSE ;
+ }
return kTRUE;
}
//______________________________
Bool_t AliCFParticleGenCuts::IsA(AliMCParticle *mcPart, Int_t pdg, Bool_t abs) {
//
//Check on the pdg code of the MC particle. if abs=kTRUE then check on the
- //absolute value. By default is set to kFALSE.
+ //absolute value.
//
TParticle* part = mcPart->Particle();
Int_t pdgCode = part->GetPdgCode();
+
+ if (abs) {
+ pdgCode = TMath::Abs(pdgCode);
+ pdg = TMath::Abs(pdg);
+ }
+ if (pdgCode != pdg ) return kFALSE;
+ return kTRUE;
+}
+//______________________________
+Bool_t AliCFParticleGenCuts::IsA(AliAODMCParticle *mcPart, Int_t pdg, Bool_t abs) {
+ //
+ //Check on the pdg code of the MC particle. if abs=kTRUE then check on the
+ //absolute value.
+ //
+ Int_t pdgCode = mcPart->GetPdgCode();
+
if (abs) {
pdgCode = TMath::Abs(pdgCode);
pdg = TMath::Abs(pdg);
}
TString className(mcEvent->ClassName());
- if (className.CompareTo("AliMCEvent") != 0) {
- AliError("argument must point to an AliMCEvent !");
+ if (className.CompareTo("AliMCEvent") != 0 && className.CompareTo("AliAODEvent") != 0) {
+ AliError("argument must point to an AliMCEvent or an AliAODEvent !");
return ;
}
- fMCInfo = (AliMCEvent*) mcEvent ;
+ if (fIsAODMC) fMCInfo = dynamic_cast<AliAODEvent*>(mcEvent) ;
+ else fMCInfo = dynamic_cast<AliMCEvent*> (mcEvent) ;
}
git://git.uio.no / u / mrichter / AliRoot.git / blobdiff