/* * TrkChi2XDeflTimeCut.h * * Created on: 6-oct-2009 * Author: S. Ricciarini */ /*! @file TrkChi2XDeflTimeCut.h The TrkChi2XDeflTimeCut class definition file */ #ifndef TRKCHI2XDEFLTIMECUT_H_ #define TRKCHI2XDEFLTIMECUT_H_ #include "../TrkChi2DeflTimeCut/TrkChi2DeflTimeCut.h" /*! @brief The tracker chi2 for X view vs deflection cut. * * Events whose track has been fitted with a chi2 greater than Chi2(eta) are discarded. * Chi2(eta) is a function which gives the maximum value of chi2 associated to a certain * deflection eta; in current implementation it is parameterized as: * * Chi2(eta) = p0 + p1 * eta^2 + p2 * eta ^4 * * where p0, p1 and p2 are parameters. These are read from a file, and are supposed to be * computed month by month. * */ class TrkChi2XDeflTimeCut: public TrkChi2DeflTimeCut { public: /*! @brief Constructor. * * @param cutName The cut's name. * @param calibFile1 Path for the NX=3 calibration file. See #TrkChi2DeflTimeCut. * @param calibFile2 Path for the NX>=4 calibration file. See #TrkChi2DeflTimeCut. */ TrkChi2XDeflTimeCut(const char *cutName, const char *calibFile_nHitX3, const char *calibFile_nHitX4) : TrkChi2DeflTimeCut(cutName, calibFile_nHitX3, calibFile_nHitX4) { } /*! @brief Destructor. */ ~TrkChi2XDeflTimeCut() { } private: double _GetChi2(PamLevel2 *event); }; #endif /* TRKCHI2XDEFLTIMECUT_H_ */