alignment data is taken to calculate the new global coordinates

[u/mrichter/AliRoot.git] / EVGEN / AliGenReaderEcalJets.cxx

diff --git a/EVGEN/AliGenReaderEcalJets.cxx b/EVGEN/AliGenReaderEcalJets.cxx
index 9ae491b0b3329f100ecefb99b7ebe61cdf821c17..140ea5560354f4f18fe382852b9c6e7a5a4d5dc1 100644 (file)
--- a/EVGEN/AliGenReaderEcalJets.cxx
+++ b/EVGEN/AliGenReaderEcalJets.cxx
@@ -14,22 +14,49 @@
  **************************************************************************/
 
 /* $Id$ */
-
+//
+// Realisation of AliGenReader to be used with AliGenExtFile
+// It reads Pythia Jet events from a ntuple like event structure.
+// The event format is defined in Init()
+// NextEvent() is used to loop over events and NextParticle() to loop over particles.  
+// Author: andreas.morsch@cern.ch
+//
 #include <TFile.h>
 #include <TParticle.h>
+#include <TDatabasePDG.h>
 #include <TTree.h>
-#include <TVirtualMC.h>
 
 #include "AliGenReaderEcalJets.h"
 
 ClassImp(AliGenReaderEcalJets)
 
 
-AliGenReaderEcalJets::AliGenReaderEcalJets() 
+AliGenReaderEcalJets::AliGenReaderEcalJets():
+    fNcurrent(0),
+    fNparticle(0),
+    fNev(0),
+    fNpart(0),
+    fNjet(0),     
+    fNsjet(0),
+    fNpjet(0),
+    fTreeNtuple(0) 
 {
 // Default constructor
-    fNcurrent   = 0;
-    fTreeNtuple = 0;
+}
+
+ AliGenReaderEcalJets::AliGenReaderEcalJets(const AliGenReaderEcalJets &reader)
+     :AliGenReader(reader),
+      fNcurrent(0),
+      fNparticle(0),
+      fNev(0),
+      fNpart(0),
+      fNjet(0),     
+      fNsjet(0),
+      fNpjet(0),
+      fTreeNtuple(0) 
+{
+    // Copy Constructor
+    reader.Copy(*this);
 }
 
 void AliGenReaderEcalJets::Init() 
@@ -94,8 +121,9 @@ Int_t AliGenReaderEcalJets::NextEvent()
 
 TParticle* AliGenReaderEcalJets::NextParticle() 
 {
-    Float_t p[4];
 // Read the next particle
+
+    Float_t p[4];
     Int_t    ipart  = fXid[fNparticle];
     Float_t  pt     = fXpt[fNparticle];
     Float_t  eta    = fXeta[fNparticle];
@@ -121,7 +149,16 @@ TParticle* AliGenReaderEcalJets::NextParticle()
 AliGenReaderEcalJets& AliGenReaderEcalJets::operator=(const  AliGenReaderEcalJets& rhs)
 {
 // Assignment operator
-    return *this;
+    rhs.Copy(*this);
+    return (*this);
+}
+
+void AliGenReaderEcalJets::Copy(TObject&) const
+{
+    //
+    // Copy 
+    //
+    Fatal("Copy","Not implemented!\n");
 }
 
 
@@ -129,3 +166,4 @@ AliGenReaderEcalJets& AliGenReaderEcalJets::operator=(const  AliGenReaderEcalJet
 
 
 
+