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

#ifndef ALIDECAYERPYTHIA_H
#define ALIDECAYERPYTHIA_H
/* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
 * See cxx source for full Copyright notice                               */

/* $Id$ */

#include "AliDecayer.h"
#include "AliPythia.h"

class AliDecayerPythia :
public AliDecayer
{
 public:
//
    AliDecayerPythia();
    virtual void    Init();
    virtual void    Decay(Int_t idpart, TLorentzVector *p);
    virtual Int_t   ImportParticles(TClonesArray *particles)
	{return fPythia->ImportParticles(particles, "All");}
    virtual void    SetForceDecay(Decay_t decay) {fDecay=decay;}
    virtual void    ForceDecay();
    
    virtual Float_t GetPartialBranchingRatio(Int_t ipart);
 private:
    void     DefineParticles();
    void     Lu1Ent(Int_t flag, Int_t idpart, 
		    Double_t mom, Double_t theta, Double_t phi);
    Int_t    CountProducts(Int_t channel, Int_t particle);
    void     ForceParticleDecay(Int_t particle, Int_t product, Int_t mult);
    void     ForceHadronicD();    
    void     AllowAllDecays();
    Float_t  GetBraPart(Int_t kf);
    
    
 private:
    AliPythia*  fPythia;          // Pointer to AliPythia
    Decay_t     fDecay;           // Forced decay mode
    Float_t     fBraPart[501];    // Branching ratios

    ClassDef(AliDecayerPythia,1)  // AliDecayer implementation using Pythia  
};
#endif
Commit	Line	Data
	1	#ifndef ALIDECAYERPYTHIA_H
	2	#define ALIDECAYERPYTHIA_H
	3	/* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
	4	* See cxx source for full Copyright notice */
	5
	6	/* $Id$ */
	7
	8	#include "AliDecayer.h"
	9	#include "AliPythia.h"
	10
	11	class AliDecayerPythia :
	12	public AliDecayer
	13	{
	14	public:
	15	//
	16	AliDecayerPythia();
	17	virtual void Init();
	18	virtual void Decay(Int_t idpart, TLorentzVector *p);
	19	virtual Int_t ImportParticles(TClonesArray *particles)
	20	{return fPythia->ImportParticles(particles, "All");}
	21	virtual void SetForceDecay(Decay_t decay) {fDecay=decay;}
	22	virtual void ForceDecay();
	23
	24	virtual Float_t GetPartialBranchingRatio(Int_t ipart);
	25	private:
	26	void DefineParticles();
	27	void Lu1Ent(Int_t flag, Int_t idpart,
	28	Double_t mom, Double_t theta, Double_t phi);
	29	Int_t CountProducts(Int_t channel, Int_t particle);
	30	void ForceParticleDecay(Int_t particle, Int_t product, Int_t mult);
	31	void ForceHadronicD();
	32	void AllowAllDecays();
	33	Float_t GetBraPart(Int_t kf);
	34
	35
	36	private:
	37	AliPythia* fPythia; // Pointer to AliPythia
	38	Decay_t fDecay; // Forced decay mode
	39	Float_t fBraPart[501]; // Branching ratios
	40
	41	ClassDef(AliDecayerPythia,1) // AliDecayer implementation using Pythia
	42	};
	43	#endif
	44
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