/[PAMELA software]/PamCut/TrkCuts/TrkChi2XDeflTimeCut/TrkChi2XDeflTimeCut.h
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Revision 1.1 - (hide annotations) (download)
Thu Nov 12 15:56:53 2009 UTC (15 years ago) by pam-fi
Branch: MAIN
CVS Tags: Root_V8, MergedToHEAD_1, nuclei_reproc, MergedFromV8_1, BeforeMergingFromV8_1
Branch point for: V8
File MIME type: text/plain
Added to repository.

1 pam-fi 1.1 /*
2     * TrkChi2XDeflTimeCut.h
3     *
4     * Created on: 6-oct-2009
5     * Author: S. Ricciarini
6     */
7    
8     /*! @file TrkChi2XDeflTimeCut.h The TrkChi2XDeflTimeCut class definition file */
9    
10     #ifndef TRKCHI2XDEFLTIMECUT_H_
11     #define TRKCHI2XDEFLTIMECUT_H_
12    
13     #include "../TrkChi2DeflTimeCut/TrkChi2DeflTimeCut.h"
14    
15     /*! @brief The tracker chi2 for X view vs deflection cut.
16     *
17     * Events whose track has been fitted with a chi2 greater than Chi2(eta) are discarded.
18     * Chi2(eta) is a function which gives the maximum value of chi2 associated to a certain
19     * deflection eta; in current implementation it is parameterized as:
20     *
21     * Chi2(eta) = p0 + p1 * eta^2 + p2 * eta ^4
22     *
23     * where p0, p1 and p2 are parameters. These are read from a file, and are supposed to be
24     * computed month by month.
25     *
26     */
27    
28     class TrkChi2XDeflTimeCut: public TrkChi2DeflTimeCut {
29    
30     public:
31     /*! @brief Constructor.
32     *
33     * @param cutName The cut's name.
34     * @param calibFile Path for the calibration file. The format of the file's rows is:
35     * YYMM efficiency p0 p1 p2
36     */
37     TrkChi2XDeflTimeCut(const char *cutName, const char *calibFile) :
38     TrkChi2DeflTimeCut(cutName, calibFile) {
39     }
40    
41     /*! @brief Destructor. */
42     ~TrkChi2XDeflTimeCut() {
43     }
44    
45     private:
46     double _GetChi2(PamLevel2 *event);
47    
48     };
49     #endif /* TRKCHI2XDEFLTIMECUT_H_ */

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