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2258e165 | 1 | #ifndef ALINEUTRALTRACKPARAM_H |
2 | #define ALINEUTRALTRACKPARAM_H | |
3 | /* Copyright(c) 1998-2009, ALICE Experiment at CERN, All rights reserved. * | |
4 | * See cxx source for full Copyright notice */ | |
5 | ||
6 | /***************************************************************************** | |
7 | * "Neutral" track parametrisation class * | |
8 | * At the moment we use a standard AliExternalTrackParam with 0 curvature. * | |
9 | * * | |
10 | * Origin: A.Dainese, I.Belikov * | |
11 | *****************************************************************************/ | |
12 | ||
13 | #include "AliExternalTrackParam.h" | |
14 | ||
15 | class AliNeutralTrackParam: public AliExternalTrackParam { | |
16 | public: | |
17 | AliNeutralTrackParam(); | |
18 | AliNeutralTrackParam(const AliNeutralTrackParam &); | |
19 | AliNeutralTrackParam& operator=(const AliNeutralTrackParam & trkPar); | |
20 | AliNeutralTrackParam(Double_t x, Double_t alpha, | |
21 | const Double_t param[5], const Double_t covar[15]); | |
22 | AliNeutralTrackParam(const AliVTrack *vTrack); | |
23 | AliNeutralTrackParam(Double_t xyz[3],Double_t pxpypz[3], | |
24 | Double_t cv[21],Short_t sign); | |
25 | virtual ~AliNeutralTrackParam(){} | |
26 | ||
27 | virtual Short_t Charge() const { return 0; } | |
28 | virtual Double_t GetC(Double_t /*b*/) const { return 0.; } | |
29 | ||
30 | private: | |
31 | ||
32 | ClassDef(AliNeutralTrackParam, 1) // track with zero charge | |
33 | }; | |
34 | ||
35 | #endif |