/* $Id$ */
-#include "AliGenerator.h"
-#include "AliDecayer.h"
+#include "AliGenMC.h"
#include <TArrayI.h>
class AliPythia;
typedef enum { kAnalog, kNonAnalog} Weighting_t;
//-------------------------------------------------------------
-class AliGenParam : public AliGenerator
+class AliGenParam : public AliGenMC
{
public:
AliGenParam();
// select particle type
virtual void SetParam(Int_t param) {fParam = param;}
// force decay type
- virtual void SetForceDecay(Decay_t decay = kDiMuon) {fForceDecay = decay;}
virtual void SetWeighting(Weighting_t flag = kAnalog) {fAnalog = flag;}
- virtual void SetCutOnChild(Int_t flag = 0) {fCutOnChild = flag;}
- virtual void SetChildMomentumRange(Float_t pmin = 0, Float_t pmax = 1.e10)
- {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)
- {fChildPhiMin = TMath::Pi()*phimin/180;
- fChildPhiMax = TMath::Pi()*phimax/180;}
- virtual void SetChildThetaRange(Float_t thetamin = 0, Float_t thetamax = 180)
- {fChildThetaMin = TMath::Pi()*thetamin/180;
- fChildThetaMax = TMath::Pi()*thetamax/180;}
virtual void SetDeltaPt(Float_t delta=0.01) {fDeltaPt = delta;}
AliGenParam & operator=(const AliGenParam & rhs);
Float_t fPtWgt; // Pt-weight
Float_t fBias; // Biasing factor
Int_t fTrials; // Number of trials
- Decay_t fForceDecay; // Decay channel forced
- Int_t fCutOnChild; // Cuts on decay products (children) are enabled/disabled
- Float_t fChildPtMin; // Children minimum pT
- Float_t fChildPtMax; // Children maximum pT
- Float_t fChildPMin; // Children minimum p
- Float_t fChildPMax; // Children maximum p
- Float_t fChildPhiMin; // Children minimum phi
- Float_t fChildPhiMax; // Children maximum phi
- Float_t fChildThetaMin;// Children minimum theta
- Float_t fChildThetaMax;// Children maximum theta
Float_t fDeltaPt; // pT sampling in steps of fDeltaPt
- TArrayI fChildSelect; // Children to be selected from decay products
AliDecayer *fDecayer; // ! Pointer to pythia object for decays
- private:
- // check if particle is selected as child
- Bool_t ChildSelected(Int_t ip);
- // all kinematic selection goes here
- Bool_t KinematicSelection(TParticle *particle);
-
ClassDef(AliGenParam,1) // Generator using parameterised pt- and y-distribution
};
#endif