i)Moving the tag classes to the base class ii)Enabling the aod tag creation in the...

[u/mrichter/AliRoot.git] / STEER / AliCollisionGeometry.h

diff --git a/STEER/AliCollisionGeometry.h b/STEER/AliCollisionGeometry.h
index 2ccf6ea004e9ff8389cfe6d8e618ededcd5039b4..aec0d0c5658921da77bb6f135c719d87ad789889 100644 (file)
--- a/STEER/AliCollisionGeometry.h
+++ b/STEER/AliCollisionGeometry.h
@@ -4,6 +4,11 @@
  * See cxx source for full Copyright notice                               */
 
 /* $Id$ */
+//-------------------------------------------------------------------------
+//                          Class AliCollisionGeometry
+//   This is a class to handle the collison geometry defined by
+//   the generator
+//-------------------------------------------------------------------------
 
 #include <Rtypes.h>
 
@@ -13,20 +18,22 @@ public:
     AliCollisionGeometry();
     virtual ~AliCollisionGeometry(){;}
     // Getters
-    Float_t ImpactParameter()   {return fImpactParameter;}
-    Int_t   HardScatters() {return fNHardScatters;}
-    Int_t   ProjectileParticipants()  {return fNProjectileParticipants;}
-    Int_t   TargetParticipants()      {return fNTargetParticipants;}
-    Int_t   ProjSpectatorsn()  {return fProjectileSpecn;}
-    Int_t   ProjSpectatorsp()  {return fProjectileSpecp;}
-    Int_t   TargSpectatorsn()  {return fTargetSpecn;    }
-    Int_t   TargSpectatorsp()  {return fTargetSpecp;    }
-    Int_t   NN()    {return fNNColl;}
-    Int_t   NNw()   {return fNNwColl;}
-    Int_t   NwN()   {return fNwNColl;}
-    Int_t   NwNw()  {return fNwNwColl;}
+    Float_t ImpactParameter() const  {return fImpactParameter;}
+    Float_t ReactionPlaneAngle() const {return fReactionPlaneAngle;}
+    Int_t   HardScatters() const {return fNHardScatters;}
+    Int_t   ProjectileParticipants() const {return fNProjectileParticipants;}
+    Int_t   TargetParticipants() const {return fNTargetParticipants;}
+    Int_t   ProjSpectatorsn() const {return fProjectileSpecn;}
+    Int_t   ProjSpectatorsp() const {return fProjectileSpecp;}
+    Int_t   TargSpectatorsn() const {return fTargetSpecn;       }
+    Int_t   TargSpectatorsp() const {return fTargetSpecp;       }
+    Int_t   NN() const  {return fNNColl;}
+    Int_t   NNw() const {return fNNwColl;}
+    Int_t   NwN() const {return fNwNColl;}
+    Int_t   NwNw() const {return fNwNwColl;}
     // Setters
     void SetImpactParameter(Float_t b)     {fImpactParameter=b;}
+    void SetReactionPlaneAngle(Float_t phi)     {fReactionPlaneAngle = phi;}
     void SetHardScatters(Int_t n)  {fNHardScatters=n;}
     void SetParticipants(Int_t np, Int_t nt)
        {fNProjectileParticipants=np, fNTargetParticipants=nt;}
@@ -48,8 +55,9 @@ public:
     Int_t   fTargetSpecn;             // Num. of spectator neutrons from target nucleus
     Int_t   fTargetSpecp;             // Num. of spectator protons from target nucleus
     Float_t fImpactParameter;          // Impact Parameter
-
-  ClassDef(AliCollisionGeometry,2)     // Collision Geometry
+    Float_t fReactionPlaneAngle;       // Reaction plane angle
+    
+  ClassDef(AliCollisionGeometry,3)     // Collision Geometry
 };
 #endif