KStart cut added. Memory leaks corrected

[u/mrichter/AliRoot.git] / HBTAN / AliHBTLLWeightTheorFctn.h

#ifndef ALIHBTLLWEIGHTTHEORFCTN_H
#define ALIHBTLLWEIGHTTHEORFCTN_H
//Author: Ludmila Malinina, JINR (malinina@sunhe.jinr.ru)

#include "AliHBTFunction.h"


class AliHBTLLWeights;

class AliHBTLLWeightTheorQInvFctn: public AliHBTOnePairFctn1D
{
//This function allows to obtain Q_inv correlation function with weights
//calculated by Lednicky's alghorithm.
//Numerator is filled with weighted events. Weights are attributed to simulated particles.
//Weights are calculated with corresponding simulated particles momenta.
//Denominator is filled with mixing unweighted simulated particles.
//One needs only simulated pairs, so 
//this function is of class AliHBTOnePairFctn1D.
//Author Ludmila Malinina JINR (malinina@sunhe.jinr.ru)

  public:
    AliHBTLLWeightTheorQInvFctn(Int_t nbins = 100, Double_t maxXval = 0.15, Double_t minXval = 0.0);
  
    virtual  ~AliHBTLLWeightTheorQInvFctn(){};
    TH1* GetResult(); 

    void   ProcessSameEventParticles(AliHBTPair* partpair);
    void   ProcessDiffEventParticles(AliHBTPair* partpair);
      
    Double_t GetValue(AliHBTPair* partpair){ return partpair->GetQInv();} //isn't used

  protected:

  private:
  public:
     ClassDef(AliHBTLLWeightTheorQInvFctn,1)
};
  
#endif