//_________________________________________________________________________
// A Particle modified by PHOS response and produced by AliPHOSvFast
// To become a general class of AliRoot ?
-//
+//--
+// This is also a base class for AliPHOSRecParticle produced by AliPHOSPIDv1
+// The rec.particle type is to be defined by AliPHOSvFast or AliPHOSPIDv1
+//--
//*-- Author: Yves Schutz (SUBATECH)
// --- ROOT system ---
// --- Standard library ---
-#include <iostream.h>
-
// --- AliRoot header files ---
#include "AliPHOSFastRecParticle.h"
ClassImp(AliPHOSFastRecParticle) ;
+//____________________________________________________________________________
+AliPHOSFastRecParticle::AliPHOSFastRecParticle() : TParticle()
+{
+ // ctor
+ fType = 0 ;
+}
+
//____________________________________________________________________________
AliPHOSFastRecParticle::AliPHOSFastRecParticle(const AliPHOSFastRecParticle & rp)
+ : TParticle(rp)
{
// copy ctor
- fType = rp.fType ;
+ fType = rp.fType ;
fPdgCode = rp.fPdgCode;
fStatusCode = rp.fStatusCode;
fMother[0] = rp.fMother[0];
TParticle & pnoconst = (TParticle &)(pp) ;
AliPHOSFastRecParticle & p = (AliPHOSFastRecParticle &)(pnoconst) ;
-
+ fType = 0 ;
fPdgCode = p.fPdgCode;
fStatusCode = p.fStatusCode;
fMother[0] = p.fMother[0];
{
// Execute action corresponding to one event
// This member function is called when a AliPHOSFastRecParticle is clicked with the locator
-
+
if (!gPad->IsEditable())
return ;
-
+
static TPaveText * clustertext = 0 ;
-
+
switch (event) {
case kButton1Down: {
break ;
}
}
+
}
//____________________________________________________________________________
-TString AliPHOSFastRecParticle::Name()
+Bool_t AliPHOSFastRecParticle::IsPhoton(TString purity) const
{
- // Returns the name of the particle type
-
+ // Rec.Particle is a photon if it has a photon-like shape, fast and neutral
+ // photon-like shape is defined with a purity "low", "medium" or "high"
+
+ purity.ToLower();
+ Bool_t photonLike = kFALSE;
+ if (purity == "low" ) photonLike = TestPIDBit(6);
+ else if (purity == "medium") photonLike = TestPIDBit(7);
+ else if (purity == "high" ) photonLike = TestPIDBit(8);
+ else Error("IsPhoton","Wrong purity type: \'%s\'",purity.Data());
+ if (photonLike && // photon by PCA
+ (TestPIDBit(5)||TestPIDBit(4)||TestPIDBit(3))&& // fast by TOF
+ (TestPIDBit(2)||TestPIDBit(1)||TestPIDBit(0))) // neutral by CPV
+ return kTRUE ;
+ else
+ return kFALSE;
+}
+
+//____________________________________________________________________________
+Bool_t AliPHOSFastRecParticle::IsPi0(TString purity) const
+{
+ // Rec.Particle is a pi0 if it has a pi0-like shape, fast and neutral
+ // pi0-like shape is defined with a purity "low", "medium" or "high"
+
+ purity.ToLower();
+ Bool_t pi0Like = kFALSE;
+ if (purity == "low" ) pi0Like = TestPIDBit(9);
+ else if (purity == "medium") pi0Like = TestPIDBit(10);
+ else if (purity == "high" ) pi0Like = TestPIDBit(11);
+ else Error("IsPi0","Wrong purity type: %s",purity.Data());
+ if (pi0Like && // pi0 by PCA
+ (TestPIDBit(5)||TestPIDBit(4)||TestPIDBit(3))&& // fast by TOF
+ (TestPIDBit(2)||TestPIDBit(1)||TestPIDBit(0))) // neutral by CPV
+ return kTRUE ;
+ else
+ return kFALSE;
+}
+
+//____________________________________________________________________________
+Bool_t AliPHOSFastRecParticle::IsElectron(TString purity) const
+{
+ // Rec.Particle is an electron if it has a photon-like shape, fast and charged
+ // photon-like shape is defined with a purity "low", "medium" or "high"
+
+ purity.ToLower();
+ Bool_t photonLike = kFALSE;
+ if (purity == "low" ) photonLike = TestPIDBit(6);
+ else if (purity == "medium") photonLike = TestPIDBit(7);
+ else if (purity == "high" ) photonLike = TestPIDBit(8);
+ else Error("IsElectron","Wrong purity type: %s",purity.Data());
+ if (photonLike && // photon by PCA
+ (TestPIDBit(5)||TestPIDBit(4)||TestPIDBit(3))&& // fast by TOF
+ !(TestPIDBit(2)||TestPIDBit(1)||TestPIDBit(0))) // charged by CPV
+ return kTRUE ;
+ else
+ return kFALSE;
+}
+
+//____________________________________________________________________________
+Bool_t AliPHOSFastRecParticle::IsHardPhoton() const
+{
+ // Rec.Particle is a hard photon (E > 30 GeV) if its second moment M2x
+ // corresponds to photons
+ if (TestPIDBit(12))
+ return kTRUE;
+ else
+ return kFALSE;
+}
+
+//____________________________________________________________________________
+Bool_t AliPHOSFastRecParticle::IsHardPi0() const
+{
+ // Rec.Particle is a hard pi0 (E > 30 GeV) if its second moment M2x
+ // corresponds to pi0
+ if (TestPIDBit(13))
+ return kTRUE;
+ else
+ return kFALSE;
+}
+
+//____________________________________________________________________________
+Bool_t AliPHOSFastRecParticle::IsHadron() const
+{
+ // Rec.Particle is an hadron if it does not look like
+ // a low-purity photon nor low-purity pi0
+
+ if ( !TestPIDBit(6) && !TestPIDBit(9) ) // not photon nor pi0
+ return kTRUE ;
+ else
+ return kFALSE;
+}
+
+//____________________________________________________________________________
+Bool_t AliPHOSFastRecParticle::IsChargedHadron() const
+{
+ // Rec.Particle is a charged hadron if it does not look like
+ // a low-purity photon nor low-purity pi0 and is low-purity charged
+
+ if ( !TestPIDBit(6) && !TestPIDBit(9) && // not photon nor pi0
+ !TestPIDBit(2)) // charged by CPV
+ return kTRUE ;
+ else
+ return kFALSE;
+}
+
+//____________________________________________________________________________
+Bool_t AliPHOSFastRecParticle::IsNeutralHadron() const
+{
+ // Rec.Particle is a neutral hadron if it does not look like
+ // a low-purity photon nor low-purity pi0 and is high-purity neutral
+
+ if ( !TestPIDBit(6) && !TestPIDBit(9) && // not photon nor pi0
+ TestPIDBit(2)) // neutral by CPV
+ return kTRUE ;
+ else
+ return kFALSE;
+}
+
+//____________________________________________________________________________
+Bool_t AliPHOSFastRecParticle::IsFastChargedHadron() const
+{
+ // Rec.Particle is a fast charged hadron if it does not look like
+ // a low-purity photon nor low-purity pi0, is low-purity charged
+ // and is high-purity fast
+
+ if ( !TestPIDBit(6) && !TestPIDBit(9) && // not photon nor pi0
+ !TestPIDBit(2) && // charged by CPV
+ TestPIDBit(5)) // fast by TOF
+ return kTRUE ;
+ else
+ return kFALSE;
+}
+
+//____________________________________________________________________________
+Bool_t AliPHOSFastRecParticle::IsSlowChargedHadron() const
+{
+ // Rec.Particle is a slow neutral hadron if it does not look like
+ // a low-purity photon nor low-purity pi0, is high-purity neutral
+ // and is not high-purity fast
+
+ if ( !TestPIDBit(6) && !TestPIDBit(9) && // not photon nor pi0
+ !TestPIDBit(2) && // charged by CPV
+ !TestPIDBit(5)) // slow by TOF
+ return kTRUE ;
+ else
+ return kFALSE;
+
+}
+
+//____________________________________________________________________________
+Bool_t AliPHOSFastRecParticle::IsFastNeutralHadron() const
+{
+ // Rec.Particle is a fast neutral hadron if it does not look like
+ // a low-purity photon nor low-purity pi0, is high-purity neutral
+ // and is high-purity fast
+
+ if ( !TestPIDBit(6) && !TestPIDBit(9) && // not photon nor pi0
+ TestPIDBit(2) && // neutral by CPV
+ TestPIDBit(5)) // fast by TOF
+ return kTRUE ;
+ else
+ return kFALSE;
+}
+
+//____________________________________________________________________________
+Bool_t AliPHOSFastRecParticle::IsSlowNeutralHadron() const
+{
+ // Rec.Particle is a slow neutral hadron if it does not look like
+ // a low-purity photon nor low-purity pi0, is high-purity neutral
+ // and is not high-purity fast
+
+ if ( !TestPIDBit(6) && !TestPIDBit(9) && // not photon nor pi0
+ TestPIDBit(2) && // neutral by CPV
+ !TestPIDBit(5)) // slow by TOF
+ return kTRUE ;
+ else
+ return kFALSE;
+}
+
+//____________________________________________________________________________
+TString AliPHOSFastRecParticle::Name() const
+{
+ // Returns the name of the particle type (only valid if PIDv1 is employed)
+
TString name ;
- switch (fType) {
- case kGAMMA:
- name = "PHOTON" ;
- break ;
- case kELECTRON:
- name = "ELECTRON" ;
- break ;
- case kCHARGEDHA:
- name = "CHARGED_HA" ;
- break ;
- case kNEUTRALHA:
- name = "NEUTRAL_HA" ;
- break ;
- case kNEUTRALEM:
- name = "NEUTRAL_EM" ;
- break ;
- case kGAMMAHA:
- name = "PHOTON_HA" ;
- break ;
+ name = "Undefined particle" ;
+
+ if (IsPhoton("low"))
+ name = "Photon low purity ";
+ else if (IsPhoton("medium"))
+ name = "Photon medium purity";
+ else if (IsPhoton("high"))
+ name = "Photon high purity ";
+
+ if (IsPi0("low"))
+ name += "Pi0 low purity ";
+ else if (IsPi0("medium"))
+ name += "Pi0 medium purity ";
+ else if (IsPi0("high"))
+ name += "Pi0 high purity ";
+
+ if (IsElectron("low"))
+ name += "Electron low purity ";
+ else if (IsElectron("medium"))
+ name += "Electron medium purity ";
+ else if (IsElectron("high"))
+ name += "Electron high purity ";
+
+ if (IsHadron()) {
+ name = "hadron";
+ if (IsChargedHadron()) {
+ name.Prepend("charged ");
+ if (IsFastChargedHadron())
+ name.Prepend("fast ");
+ else if (IsSlowChargedHadron())
+ name.Prepend("slow ");
+ }
+ else if (IsNeutralHadron()) {
+ name.Prepend("neutral ");
+ if (IsFastNeutralHadron())
+ name.Prepend("fast ");
+ else if (IsSlowNeutralHadron())
+ name.Prepend("slow ");
+ }
}
+
return name ;
}
+
+//______________________________________________________________________________
+void AliPHOSFastRecParticle::SetType(Int_t type) {
+ // sets the particle type
+ // bit-mask of the particle type means the following:
+ // bits 0,1,2 - neutral particle with low, medium and high purity
+ // bits 3.4,5 - fast particle with low, medium and high purity
+ // bits 6.7,8 - photon shower with low, medium and high purity
+ // bits 9,10,11 - hard-pi0 shower with low, medium and high purity
+
+ fType = type ;
+
+ if((type == 127) || (fType == 511) || (fType == 255) ||(fType == 383)||(fType == 447)){
+ fPdgCode = 22 ;
+ return ;
+ }
+
+ if ((fType == 63)|| ((fType < 8)&&(fType > 0)) ){
+ fPdgCode = 2112 ;
+ return ;
+ }
+ if ( ((fType == 504) || (fType == 505) ||(fType == 248)||(fType == 249)||(fType == 120)||(fType == 121)) ){
+ fPdgCode = 11 ;
+ return ;
+ }
+ if ((fType == 448) || (fType == 449) ||(fType == 192)||(fType == 193)||(fType == 64)||(fType == 64)){
+ fPdgCode = 13 ;
+ return ;
+ }
+ if((fType == 56)||(fType == 57)){
+ fPdgCode = 211 ;
+ return ;
+ }
+ if (fType == 0){
+ fPdgCode = 2212 ;
+ return ;
+ }
+
+}
+
//______________________________________________________________________________
void AliPHOSFastRecParticle::Paint(Option_t *)
{
}
//____________________________________________________________________________
-void AliPHOSFastRecParticle::Print(const char * opt)
+void AliPHOSFastRecParticle::Print(Option_t * opt)const
{
// Print the type, energy and momentum of the reconstructed particle
-
- cout << "AliPHOSFastRecParticle > " << "type is " << Name() << endl
- << " " << "Energy = " << fE << endl
- << " " << "Px = " << fPx << endl
- << " " << "Py = " << fPy << endl
- << " " << "Pz = " << fPz << endl ;
+
+ TString message ;
+ message = "\n PID bits are %d%d%d %d%d%d %d%d%d %d%d%d" ;
+ message += ", type is \"%s\"\n" ;
+ message += " (E,Px,Py,Pz) = (% .3e, % .3e, % .3e, % .3e) GeV\n" ;
+ Info("Print", message.Data(),
+ TestPIDBit(0),TestPIDBit(1),
+ TestPIDBit(2),TestPIDBit(3),
+ TestPIDBit(4),TestPIDBit(5),
+ TestPIDBit(6),TestPIDBit(7),
+ TestPIDBit(8),TestPIDBit(9),
+ TestPIDBit(10),TestPIDBit(11),
+ Name().Data(),
+ Energy(),
+ Px(),
+ Py(),
+ Pz() );
}
git://git.uio.no / u / mrichter / AliRoot.git / blobdiff