ExtendedDalitzPhaseSpace.hh

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#ifndef EXTENDED_DALITZ_PHASE_SPACE 
#define EXTENDED_DALITZ_PHASE_SPACE

#include "AbsPhaseSpace.hh"

#include "TMath.h"

#include <vector>


class ExtendedDalitzPhaseSpace : public AbsPhaseSpace {

  public: 


    ExtendedDalitzPhaseSpace(const char* phaseSpaceName, 
                     Double_t mDmin, 
                     Double_t mDmax, 
                     Double_t mA, 
                     Double_t mB, 
                     Double_t mC); 

    virtual ~ExtendedDalitzPhaseSpace(); 
    

    UInt_t dimensionality() { return 3; }


    Bool_t withinLimits(std::vector<Double_t> &x); 


    Double_t lowerLimit(UInt_t var); 
    

    Double_t upperLimit(UInt_t var);


    Bool_t limits(UInt_t var, std::vector<Double_t> &x, Double_t* lower, Double_t* upper); 

  private: 
  
    Double_t m_a;

    Double_t m_b;

    Double_t m_c;

    Double_t m_d_min;

    Double_t m_d_max;

    Double_t m_a2;

    Double_t m_b2;

    Double_t m_c2;

    Double_t m_SqSum;

    Double_t m_MinAB;

    Double_t m_MaxAB;

    Double_t m_MinBC;

    Double_t m_MaxBC;

}; 

#endif