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87eecb52 | 1 | #ifndef ALIITSSTRLINE_H |
2 | #define ALIITSSTRLINE_H | |
3 | /* Copyright(c) 1998-2003, ALICE Experiment at CERN, All rights reserved. * | |
4 | * See cxx source for full Copyright notice */ | |
5 | ||
6 | /////////////////////////////////////////////////////////////////// | |
7 | // // | |
8 | // A straight line is coded as a point (3 Double_t) and // | |
9 | // 3 direction cosines // | |
10 | // // | |
11 | /////////////////////////////////////////////////////////////////// | |
12 | ||
13 | ||
14 | class AliITSStrLine : public TObject { | |
15 | ||
16 | public: | |
17 | AliITSStrLine(); // default constructor | |
18 | AliITSStrLine(Double_t *point, Double_t *cd); // standard constructor | |
19 | virtual ~AliITSStrLine(); // destructor | |
20 | void PrintStatus() const; | |
21 | void SetP0(Double_t *point) {for(Int_t i=0;i<3;i++)fP0[i]=point[i];} | |
22 | void SetCd(Double_t *cd) {for(Int_t i=0;i<3;i++)fCd[i]=cd[i];} | |
23 | void SetDebug(Int_t dbfl = 0){fDebug = dbfl; } | |
24 | void GetP0(Double_t *point) {for(Int_t i=0;i<3;i++)point[i]=fP0[i];} | |
25 | void GetCd(Double_t *cd) {for(Int_t i=0;i<3;i++)cd[i]=fCd[i];} | |
26 | void GetCurrentPoint(Double_t *point); | |
27 | Int_t Crossrphi(AliITSStrLine *line); | |
28 | Int_t Cross(AliITSStrLine *line,Double_t *point); | |
29 | private: | |
30 | void SetPar(Double_t par){fTpar = par;} | |
31 | protected: | |
32 | Double_t fP0[3]; // given point | |
33 | Double_t fCd[3]; // direction cosines | |
34 | Double_t fTpar; //! parameter | |
35 | Int_t fDebug; //! debug flag - verbose printing if >0 | |
36 | ClassDef(AliITSStrLine,1); | |
37 | }; | |
38 | ||
39 | #endif |