leading_costheta Class Reference

#include <SelectionDefinitions.h>

Public Member Functions
	leading_costheta (int pdg)
double	operator() (const double &Px, const double &Py, const double &Pz, const std::vector< int > &dPDGs, const std::vector< double > &dPx, const std::vector< double > &dPy, const std::vector< double > &dPz)

Private Attributes
int	fPDG

Detailed Description

Definition at line 200 of file SelectionDefinitions.h.

Constructor & Destructor Documentation

leading_costheta::leading_costheta ( int  pdg )

inline

Definition at line 204 of file SelectionDefinitions.h.

: fPDG(pdg) {}

Member Function Documentation

double leading_costheta::operator() ( const double &  Px, const double &  Py, const double &  Pz, const std::vector< int > &  dPDGs, const std::vector< double > &  dPx, const std::vector< double > &  dPy, const std::vector< double > &  dPz  )

inline

Definition at line 206 of file SelectionDefinitions.h.

                                                   {
    double costheta = -999.;
    double max_p = -999.;
    double P = sqrt(Px*Px + Py*Py + Pz*Pz);
    for (size_t i = 0; i < dPDGs.size(); ++i) {
      if (dPDGs[i] != fPDG) continue;

      double dP = sqrt(dPx[i]*dPx[i] + dPy[i]*dPy[i] + dPz[i]*dPz[i]);
      if (dP > max_p) {
        costheta = (dPx[i]*Px + dPy[i]*Py + dPz[i]*Pz)/(dP*P);
      }
    }
    return costheta;
  }

Member Data Documentation

int leading_costheta::fPDG

private

Definition at line 202 of file SelectionDefinitions.h.

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The documentation for this class was generated from the following file:

• protoduneana/protoduneana/Utilities/FitUtils/SelectionDefinitions.h