/* History of cvs commits:
*
* $Log$
+ * Revision 1.58 2007/04/16 09:03:37 kharlov
+ * Incedent angle correction fixed
+ *
+ * Revision 1.57 2007/04/05 10:18:58 policheh
+ * Introduced distance to nearest bad crystal.
+ *
+ * Revision 1.56 2007/03/06 06:47:28 kharlov
+ * DP:Possibility to use actual vertex position added
+ *
+ * Revision 1.55 2007/01/19 20:31:19 kharlov
+ * Improved formatting for Print()
+ *
+ * Revision 1.54 2006/08/28 10:01:56 kharlov
+ * Effective C++ warnings fixed (Timur Pocheptsov)
+ *
+ * Revision 1.53 2005/12/20 14:28:47 hristov
+ * Additional protection
+ *
* Revision 1.52 2005/05/28 14:19:04 schutz
* Compilation warnings fixed by T.P.
*
ClassImp(AliPHOSEmcRecPoint)
//____________________________________________________________________________
-AliPHOSEmcRecPoint::AliPHOSEmcRecPoint() : AliPHOSRecPoint()
+AliPHOSEmcRecPoint::AliPHOSEmcRecPoint() :
+ AliPHOSRecPoint(),
+ fCoreEnergy(0.), fDispersion(0.),
+ fEnergyList(0), fTime(-1.), fNExMax(0),
+ fM2x(0.), fM2z(0.), fM3x(0.), fM4z(0.),
+ fPhixe(0.), fDistToBadCrystal(-1),fDebug(0)
{
// ctor
-
fMulDigit = 0 ;
fAmp = 0. ;
- fCoreEnergy = 0 ;
- fEnergyList = 0 ;
- fNExMax = 0 ; //Not unfolded yet
- fTime = -1. ;
fLocPos.SetX(1000000.) ; //Local position should be evaluated
- fDebug=0;
-
}
//____________________________________________________________________________
-AliPHOSEmcRecPoint::AliPHOSEmcRecPoint(const char * opt) : AliPHOSRecPoint(opt)
+AliPHOSEmcRecPoint::AliPHOSEmcRecPoint(const char * opt) :
+ AliPHOSRecPoint(opt),
+ fCoreEnergy(0.), fDispersion(0.),
+ fEnergyList(0), fTime(-1.), fNExMax(0),
+ fM2x(0.), fM2z(0.), fM3x(0.), fM4z(0.),
+ fPhixe(0.), fDistToBadCrystal(-1), fDebug(0)
{
// ctor
-
fMulDigit = 0 ;
fAmp = 0. ;
- fNExMax = 0 ; //Not unfolded yet
- fCoreEnergy = 0 ;
- fEnergyList = 0 ;
- fTime = -1. ;
fLocPos.SetX(1000000.) ; //Local position should be evaluated
- fDebug=0;
-
}
//____________________________________________________________________________
-AliPHOSEmcRecPoint::AliPHOSEmcRecPoint(const AliPHOSEmcRecPoint & rp) : AliPHOSRecPoint(rp)
+AliPHOSEmcRecPoint::AliPHOSEmcRecPoint(const AliPHOSEmcRecPoint & rp) :
+ AliPHOSRecPoint(rp),
+ fCoreEnergy(rp.fCoreEnergy), fDispersion(rp.fDispersion),
+ fEnergyList(0), fTime(rp.fTime), fNExMax(rp.fNExMax),
+ fM2x(rp.fM2x), fM2z(rp.fM2z), fM3x(rp.fM3x), fM4z(rp.fM4z),
+ fPhixe(rp.fPhixe), fDistToBadCrystal(rp.fDistToBadCrystal), fDebug(rp.fDebug)
{
// cpy ctor
-
fMulDigit = rp.fMulDigit ;
fAmp = rp.fAmp ;
- fCoreEnergy = rp.fCoreEnergy ;
fEnergyList = new Float_t[rp.fMulDigit] ;
Int_t index ;
for(index = 0 ; index < fMulDigit ; index++)
fEnergyList[index] = rp.fEnergyList[index] ;
- fNExMax = rp.fNExMax ;
- fTime = rp.fTime ;
}
//____________________________________________________________________________
AliPHOSEmcRecPoint::~AliPHOSEmcRecPoint()
{
// dtor
-
if ( fEnergyList )
delete[] fEnergyList ;
}
}
//____________________________________________________________________________
-void AliPHOSEmcRecPoint::EvalDispersion(Float_t logWeight,TClonesArray * digits)
+void AliPHOSEmcRecPoint::EvalDispersion(Float_t logWeight,TClonesArray * digits, TVector3 &vInc)
{
// Calculates the dispersion of the shower at the origine of the RecPoint
-
+ //DP: should we correct dispersion for non-perpendicular hit????????
+
Float_t d = 0. ;
Float_t wtot = 0. ;
fDispersion = 0;
if (d>=0)
fDispersion = TMath::Sqrt(d) ;
+
}
//______________________________________________________________________________
// i.e. within a radius rad = 3cm around the center. Beyond this radius
// in accordance with shower profile the energy deposition
// should be less than 2%
+//DP: non-perpendicular incidence??????????????
Float_t coreRadius = 3 ;
fCoreEnergy += fEnergyList[iDigit] ;
}
+
}
//____________________________________________________________________________
-void AliPHOSEmcRecPoint::EvalElipsAxis(Float_t logWeight,TClonesArray * digits)
+void AliPHOSEmcRecPoint::EvalElipsAxis(Float_t logWeight,TClonesArray * digits, TVector3 &vInc)
{
// Calculates the axis of the shower ellipsoid
// Double_t CosZ ;
// AliPHOSGetter * gime = AliPHOSGetter::Instance() ;
// AliPHOSGeometry * phosgeom = (AliPHOSGeometry*)gime->PHOSGeometry();
- // Double_t DistanceToIP= (Double_t ) phosgeom->GetIPtoCrystalSurface() ;
+// Double_t DistanceToIP= (Double_t ) phosgeom->GetIPtoCrystalSurface() ;
// CosX = DistanceToIP/TMath::Sqrt(DistanceToIP*DistanceToIP+x*x) ;
// CosZ = DistanceToIP/TMath::Sqrt(DistanceToIP*DistanceToIP+z*z) ;
}
//____________________________________________________________________________
-void AliPHOSEmcRecPoint::EvalMoments(Float_t logWeight,TClonesArray * digits)
+void AliPHOSEmcRecPoint::EvalMoments(Float_t logWeight,TClonesArray * digits, TVector3 &vInc)
{
// Calculate the shower moments in the eigen reference system
// M2x, M2z, M3x, M4z
fPhixe = phi;
}
+//______________________________________________________________________________
+void AliPHOSEmcRecPoint::EvalPrimaries(TClonesArray * digits)
+{
+ // Constructs the list of primary particles (tracks) which have contributed to this RecPoint
+
+ AliPHOSDigit * digit ;
+ Int_t * tempo = new Int_t[fMaxTrack] ;
+
+ //First find digit with maximal energy deposition and copy its primaries
+ Float_t emax=0.;
+ Int_t imaxDigit=0;
+ for(Int_t id=0; id<GetDigitsMultiplicity(); id++){
+ if(emax<fEnergyList[id])
+ imaxDigit=id ;
+ }
+ digit = dynamic_cast<AliPHOSDigit *>(digits->At( fDigitsList[imaxDigit] )) ;
+ Int_t nprimaries = digit->GetNprimary() ;
+ if ( nprimaries > fMaxTrack ) {
+ fMulTrack = - 1 ;
+ Error("EvalPrimaries", "GetNprimaries ERROR > increase fMaxTrack" ) ;
+ nprimaries = fMaxTrack; //skip the rest
+ }
+ for(fMulTrack=1; fMulTrack<=nprimaries ; fMulTrack++){
+ tempo[fMulTrack-1] = digit->GetPrimary(fMulTrack) ;
+ }
+
+ //Now add other digits contributions
+ for (Int_t index = 0 ; index < GetDigitsMultiplicity() ; index++ ) { // all digits
+ if(index==imaxDigit) //already in
+ continue ;
+ digit = dynamic_cast<AliPHOSDigit *>(digits->At( fDigitsList[index] )) ;
+ nprimaries = digit->GetNprimary() ;
+ for(Int_t ipr=0; ipr<nprimaries; ipr++){
+ Int_t iprimary = digit->GetPrimary(ipr+1) ;
+ Bool_t notIn=1 ;
+ for(Int_t kndex = 0 ; (kndex < fMulTrack)&& notIn ; kndex++ ) { //check if not already stored
+ if(iprimary == tempo[kndex]){
+ notIn = kFALSE ;
+ }
+ }
+ if(notIn){
+ if(fMulTrack<fMaxTrack){
+ tempo[fMulTrack]=iprimary ;
+ fMulTrack++ ;
+ }
+ else{
+ Error("EvalPrimaries", "GetNprimaries ERROR > increase fMaxTrack!!!" ) ;
+ break ;
+ }
+ }
+ }
+ } // all digits
+
+ if(fMulTrack > 0){
+ if(fTracksList)delete [] fTracksList;
+ fTracksList = new Int_t[fMulTrack] ;
+ }
+ for(Int_t index = 0; index < fMulTrack; index++)
+ fTracksList[index] = tempo[index] ;
+
+ delete [] tempo ;
+
+}
+
//____________________________________________________________________________
void AliPHOSEmcRecPoint::EvalAll(Float_t logWeight, TClonesArray * digits )
{
- // Evaluates all shower parameters
- EvalLocalPosition(logWeight, digits) ;
- EvalElipsAxis(logWeight, digits) ;
- EvalMoments(logWeight, digits) ;
- EvalDispersion(logWeight, digits) ;
EvalCoreEnergy(logWeight, digits);
EvalTime(digits) ;
+ EvalPrimaries(digits) ;
AliPHOSRecPoint::EvalAll(digits) ;
}
//____________________________________________________________________________
-void AliPHOSEmcRecPoint::EvalLocalPosition(Float_t logWeight, TClonesArray * digits)
+void AliPHOSEmcRecPoint::EvalAll(Float_t logWeight, TVector3 &vtx, TClonesArray * digits )
+{
+ // Evaluates all shower parameters
+ TVector3 vInc ;
+ EvalLocalPosition(logWeight, vtx, digits,vInc) ;
+ EvalElipsAxis(logWeight, digits, vInc) ; //they are evaluated with momenta
+ EvalMoments(logWeight, digits, vInc) ;
+ EvalDispersion(logWeight, digits, vInc) ;
+}
+//____________________________________________________________________________
+void AliPHOSEmcRecPoint::EvalLocalPosition(Float_t logWeight, TVector3 &vtx, TClonesArray * digits, TVector3 &vInc)
{
// Calculates the center of gravity in the local PHOS-module coordinates
Float_t wtot = 0. ;
Float_t para = 0.925 ;
Float_t parb = 6.52 ;
- Float_t xo,yo,zo ; //Coordinates of the origin
- //We should check all 3 possibilities to avoid seg.v.
- if(gAlice && gAlice->GetMCApp() && gAlice->Generator())
- gAlice->Generator()->GetOrigin(xo,yo,zo) ;
- else{
- xo=yo=zo=0.;
- }
- Float_t phi = phosgeom->GetPHOSAngle(relid[0]) ;
+ phosgeom->GetIncidentVector(vtx,GetPHOSMod(),x,z,vInc) ;
- //Transform to the local ref.frame
- Float_t xoL,yoL ;
- xoL = xo*TMath::Cos(phi)-yo*TMath::Sin(phi) ;
- yoL = xo*TMath::Sin(phi)+yo*TMath::Cos(phi) ;
-
- Float_t radius = phosgeom->GetIPtoCrystalSurface()-yoL;
-
- Float_t incidencephi = TMath::ATan((x-xoL ) / radius) ;
- Float_t incidencetheta = TMath::ATan((z-zo) / radius) ;
-
Float_t depthx = 0.;
Float_t depthz = 0.;
- if (fAmp>0) {
- depthx = ( para * TMath::Log(fAmp) + parb ) * TMath::Sin(incidencephi) ;
- depthz = ( para * TMath::Log(fAmp) + parb ) * TMath::Sin(incidencetheta) ;
+ if (fAmp>0&&vInc.Y()!=0.) {
+ depthx = ( para * TMath::Log(fAmp) + parb ) * vInc.X()/TMath::Abs(vInc.Y()) ;
+ depthz = ( para * TMath::Log(fAmp) + parb ) * vInc.Z()/TMath::Abs(vInc.Y()) ;
}
else
AliError(Form("Wrong amplitude %f\n", fAmp));
TString message ;
message = "AliPHOSEmcRecPoint:\n" ;
- message += " digits # = " ;
- AliInfo(Form(message.Data())) ;
+ message += "Digit multiplicity = %d" ;
+ message += ", cluster Energy = %f" ;
+ message += ", number of primaries = %d" ;
+ message += ", rec.point index = %d \n" ;
+ printf(message.Data(), fMulDigit, fAmp, fMulTrack,GetIndexInList() ) ;
Int_t iDigit;
+ printf(" digits ids = ") ;
for(iDigit=0; iDigit<fMulDigit; iDigit++)
printf(" %d ", fDigitsList[iDigit] ) ;
- printf(" Energies = ") ;
+ printf("\n digit energies = ") ;
for(iDigit=0; iDigit<fMulDigit; iDigit++)
printf(" %f ", fEnergyList[iDigit] ) ;
- printf("\n") ;
- printf(" Primaries ") ;
+
+ printf("\n digit primaries ") ;
+ if (fMulTrack<1) printf("... no primaries");
for(iDigit = 0;iDigit < fMulTrack; iDigit++)
printf(" %d ", fTracksList[iDigit]) ;
printf("\n") ;
- message = " Multiplicity = %d" ;
- message += " Cluster Energy = %f" ;
- message += " Number of primaries %d" ;
- message += " Stored at position %d" ;
-
- printf(message.Data(), fMulDigit, fAmp, fMulTrack,GetIndexInList() ) ;
+
}