Set the branch address only once

[u/mrichter/AliRoot.git] / EVGEN / AliGenMC.h

diff --git a/EVGEN/AliGenMC.h b/EVGEN/AliGenMC.h
index 7c2fed57871c53fd89794b4bb6a48218c40a4cad..b8adea6129ff1110d51f6823db1324a5e400527d 100644 (file)
--- a/EVGEN/AliGenMC.h
+++ b/EVGEN/AliGenMC.h
@@ -15,8 +15,9 @@
 #include "AliGenerator.h"
 #include "AliDecayer.h"
 #include "AliGeometry.h"
-#include <TArrayI.h>    
+#include <TArrayI.h>   
 #include <TClonesArray.h>
+#include <TString.h>
 
 class TParticle;
 
@@ -35,7 +36,7 @@ class AliGenMC : public AliGenerator
        {fChildPMin = pmin; fChildPMax = pmax;}
     virtual void SetChildPtRange(Float_t ptmin = 0, Float_t ptmax = 20.)
        {fChildPtMin = ptmin; fChildPtMax = ptmax;}
-    virtual void SetChildPhiRange(Float_t phimin = -180., Float_t phimax = 180)
+    virtual void SetChildPhiRange(Float_t phimin = 0., Float_t phimax = 360.)
        {fChildPhiMin = TMath::Pi()*phimin/180;
        fChildPhiMax  = TMath::Pi()*phimax/180;}
     virtual void SetChildThetaRange(Float_t thetamin = 0, Float_t thetamax = 180)
@@ -51,8 +52,13 @@ class AliGenMC : public AliGenerator
     virtual void SetPdgCodeParticleforAcceptanceCut(Int_t PdgCodeParticleforAcceptanceCut=0) {fPdgCodeParticleforAcceptanceCut = PdgCodeParticleforAcceptanceCut;}
 
     virtual void SetNumberOfAcceptedParticles(Int_t NumberOfAcceptedParticles=2) {fNumberOfAcceptedParticles = NumberOfAcceptedParticles;}
-
+    
     virtual Bool_t CheckAcceptanceGeometry(Int_t np, TClonesArray* particles);
+    virtual void   SetProjectile(TString proj="P", Int_t a = 1, Int_t z = 1)
+       {fProjectile = proj; fAProjectile = a; fZProjectile = z;}    
+    virtual void   SetTarget(TString tar="P", Int_t a = 1, Int_t z = 1)
+       {fTarget = tar; fATarget = a; fZTarget = z;}    
+    virtual void Boost();
 
  protected:
     // check if particle is selected as parent particle
@@ -62,8 +68,9 @@ class AliGenMC : public AliGenerator
     // all kinematic selection cuts go here 
     Bool_t KinematicSelection(TParticle *particle, Int_t flag) const;
     Int_t  CheckPDGCode(Int_t pdgcode) const;
-
+    void Copy(TObject&) const;
  protected:
+    TClonesArray* fParticles;   //!Particle  List
     TArrayI     fParentSelect;  //!Parent particles to be selected 
     TArrayI     fChildSelect;   //!Decay products to be selected
     Int_t       fCutOnChild;    // Cuts on decay products (children)  are enabled/disabled
@@ -79,6 +86,13 @@ class AliGenMC : public AliGenerator
     Float_t     fChildYMax;     // Children maximum y
     Decay_t     fForceDecay;    // Decay channel forced
     Float_t     fMaxLifeTime;   // Maximum lifetime for unstable particles
+    Int_t       fAProjectile;   // Projectile A
+    Int_t       fZProjectile;   // Projectile Z
+    Int_t       fATarget;       // Target A
+    Int_t       fZTarget;       // Target Z
+    TString     fProjectile;    // Projectile
+    TString     fTarget;        // Target
+    Double_t    fDyBoost;       // dy for boost into lab frame
     AliGeometry * fGeometryAcceptance; // Geometry to which particles must be simulated
     Int_t       fPdgCodeParticleforAcceptanceCut;  // Abs(PDG Code) of the particle to which the GeometryAcceptance must be applied
     Int_t       fNumberOfAcceptedParticles;  // Number of accepted particles in GeometryAcceptance with the right Abs(PdgCode)