Possibility to define the magnetic field in the reconstruction (Yu.Belikov)

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

diff --git a/STEER/AliGenerator.h b/STEER/AliGenerator.h
index d773e9dbe867f364913727f5b92cfa87d0e82685..6e3d785931c752e0523663555ddd45a50315c37d 100644 (file)
--- a/STEER/AliGenerator.h
+++ b/STEER/AliGenerator.h
@@ -12,13 +12,16 @@
 //                                                       //
 ///////////////////////////////////////////////////////////
 
+class TGenerator;
+
 #include "TLorentzVector.h"
 #include "TArrayF.h"
-#include "TGenerator.h"
+#include "AliRndm.h"
 
 typedef enum { kNoSmear, kPerEvent, kPerTrack } VertexSmear_t;
+typedef enum { kExternal, kInternal}            VertexSource_t;
 
-class AliGenerator : public TNamed
+class AliGenerator : public TNamed, public AliRndm
 {
 
  public:
@@ -32,7 +35,7 @@ class AliGenerator : public TNamed
     virtual void SetOrigin(const TLorentzVector &o);
     virtual void SetSigma(Float_t sx, Float_t sy, Float_t sz);
     virtual void SetMomentumRange(Float_t pmin=0, Float_t pmax=1.e10);
-    virtual void SetPtRange(Float_t ptmin=0, Float_t ptmax=1.e10);
+    virtual void SetPtRange(Float_t ptmin=0, Float_t ptmax=100);
     virtual void SetPhiRange(Float_t phimin=-180., Float_t phimax=180);
     virtual void SetYRange(Float_t ymin=-100, Float_t ymax=100);
     virtual void SetVRange(Float_t vxmin, Float_t vxmax,
@@ -46,8 +49,13 @@ class AliGenerator : public TNamed
     virtual void SetChildWeight(Float_t wgt)  {fChildWeight=wgt;}    
     virtual void SetAnalog(Int_t flag=1) {fAnalog=flag;}       
     virtual void SetVertexSmear(VertexSmear_t smear) {fVertexSmear = smear;}
+    virtual void SetVertexSource(VertexSource_t smear) {fVertexSource = kInternal;}    
     virtual void SetTrackingFlag(Int_t flag=1) {fTrackIt=flag;}
-           
+    void Vertex();
+    void VertexExternal();
+    virtual void VertexInternal();
+    virtual void FinishRun(){;}
+    
     virtual void SetMC(TGenerator *theMC) 
        {if (!fgMCEvGen) fgMCEvGen =theMC;}
 
@@ -77,14 +85,15 @@ protected:
     Int_t       fNpart;        //Maximum number of particles per event
     Float_t     fParentWeight; //Parent Weight
     Float_t     fChildWeight;  //ChildWeight
-    Int_t       fTrackit;      // Track the generated final state particle if 1
     Int_t       fAnalog;       //Flaf for anolog or pt-weighted generation
    //
-    VertexSmear_t     fVertexSmear; //Vertex Smearing mode
+    VertexSmear_t     fVertexSmear;  //Vertex Smearing mode
+    VertexSource_t    fVertexSource; //Vertex source (internal/external)    
     Int_t       fTrackIt;    // if 1 Track final state particles 
-    TArrayF     fOrigin;     //Origin of event
-    TArrayF     fOsigma;     //Sigma of the Origin of event
-
+    TArrayF     fOrigin;     // Origin of event
+    TArrayF     fOsigma;     // Sigma of the Origin of even
+    TArrayF     fVertex;     //! Vertex of current event
+    
     enum {kThetaRange=1, kVertexRange=2, kPhiRange=4, kPtRange=8,
          kYRange=32, kMomentumRange=16};