/* $Id$ */
+// Generator using HIJING as an external generator
+// The main HIJING options are accessable for the user through this interface.
+// andreas.morsch@cern.ch
-#include "AliGenerator.h"
-#include "GenTypeDefs.h"
+#include "AliGenMC.h"
#include <TString.h>
#include <TArrayI.h>
class THijing;
class TArrayI;
class TParticle;
+class TClonesArray;
+class TGraph;
-class AliGenHijing : public AliGenerator
+class AliGenHijing : public AliGenMC
{
enum {kNoTrigger, kHardProcesses, kDirectPhotons};
AliGenHijing & operator=(const AliGenHijing & rhs);
// Physics Routines
virtual void EvaluateCrossSections();
+ virtual TGraph* CrossSection() {return fDsigmaDb;}
+ virtual TGraph* BinaryCollisions() {return fDnDb;}
protected:
Bool_t SelectFlavor(Int_t pid);
void MakeHeader();
Int_t fEvaluate; // Evaluate total and partial cross-sections
Int_t fSelectAll; // Flag to write the full event
Int_t fFlavor; // Selected particle flavor 4: charm+beauty 5: beauty
- Decay_t fForceDecay; // Decay channel are forced
Float_t fEnergyCMS; // Centre of mass energy
Float_t fKineBias; // Bias from kinematic selection
Int_t fTrials; // Number of trials
Float_t fPtHardMin; // lower pT-hard cut
Float_t fPtHardMax; // higher pT-hard cut
Int_t fSpectators; // put spectators on stack
-
+ TGraph* fDsigmaDb; // dSigma/db for the system
+ TGraph* fDnDb; // dNBinaryCollisions/db
private:
- // check if particle is selected as parent particle
- Bool_t ParentSelected(Int_t ip);
- // check if particle is selected as child particle
- Bool_t ChildSelected(Int_t ip);
- // all kinematic selection cuts go here
- Bool_t KinematicSelection(TParticle *particle);
// adjust the weight from kinematic cuts
void AdjustWeights();
// check seleted daughters