IntersectionPhaseSpace.hh

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#ifndef INTERSECTION_PHASE_SPACE 
#define INTERSECTION_PHASE_SPACE

#include "AbsPhaseSpace.hh"

#include "TMath.h"

#include <vector>


class IntersectionPhaseSpace : public AbsPhaseSpace {

  public: 


    IntersectionPhaseSpace(const char* phaseSpaceName, 
                           std::vector<AbsPhaseSpace*> &phspList); 


    IntersectionPhaseSpace(const char* phaseSpaceName, 
                       AbsPhaseSpace *phaseSpace1, 
                       AbsPhaseSpace *phaseSpace2, 
                       AbsPhaseSpace *phaseSpace3=0, 
                       AbsPhaseSpace *phaseSpace4=0); 

    virtual ~IntersectionPhaseSpace(); 
    

    UInt_t dimensionality(); 


    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: 

    void init(std::vector<AbsPhaseSpace*> &phspList); 

    UInt_t m_dim;
  
    std::vector<AbsPhaseSpace*> m_phspList; 

    std::vector<Double_t> m_lowerLimit;
    
    std::vector<Double_t> m_upperLimit;


}; 

#endif