/[PAMELA software]/DarthVader/TrackerLevel2/inc/TrkLevel2.h
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Annotation of /DarthVader/TrackerLevel2/inc/TrkLevel2.h

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Revision 1.1 - (hide annotations) (download)
Fri May 19 13:15:52 2006 UTC (18 years, 6 months ago) by mocchiut
Branch: MAIN
Branch point for: DarthVader
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Initial revision

1 mocchiut 1.1 /**
2     * \file TrkLevel2.h
3     * \author Elena Vannuccini
4     */
5     #ifndef trklevel2_h
6     #define trklevel2_h
7    
8     #include <TObject.h>
9     #include <TObjArray.h>
10     #include <TClonesArray.h>
11     #include <TrkStruct.h>
12    
13     /**
14     * \brief Class to describe, by points, a particle trajectory in the apparatus.
15     *
16     * The idea is to create it by integrating the equations of motion, given the
17     * track state vector and the z coordinates where to evaluate track position.
18     */
19     // ==================================================================
20     class Trajectory : public TObject{
21     private:
22    
23     public:
24    
25     int npoint; ///< number of evaluated points along the trajectory
26     float* x; ///< x coordinates
27     float* y; ///< y coordinates
28     float* z; ///< z coordinates
29    
30     Trajectory(){npoint=1; x = new float; y = new float; z = new float; return;};
31     Trajectory(int n);
32     Trajectory(int n, float* pz);
33     void Dump();
34    
35     ClassDef(Trajectory,1);
36    
37     };
38     /**
39     * \brief Class to describe fitted tracks.
40     *
41     * A track is defined by the measured coordinates associated to it, the
42     * track status vector, plus other quantities.
43     * A track may have an "image", due to the ambiguity in the y view.
44     */
45     // ==================================================================
46     class TrkTrack : public TObject {
47    
48     private:
49    
50     public:
51    
52     float al[5]; ///<TRACK STATE VECTOR
53     float coval[5][5]; ///<covariance matrix
54     int xgood[6]; ///<mask of included x planes
55     int ygood[6]; ///<mask of included y planes
56     float xm[6]; ///<measured x coordinates
57     float ym[6]; ///<measured y coordinates
58     float zm[6]; ///<measured z coordinates
59     float resx[6]; ///<spatial resolution on X view
60     float resy[6]; ///<spatial resolution on y view
61     float chi2; ///<chi2
62     float xv[6]; ///<calculated x coordinates
63     float yv[6]; ///<calculated y coordinates
64     float zv[6]; ///<calculated z coordinates
65     float axv[6]; ///<calculated angles (deg) on x view
66     float ayv[6]; ///<calculated angles (deg) on y view
67     float dedx_x[6]; ///<signal in MIP (scaled to 300 micrometer)
68     float dedx_y[6]; ///<signal in MIP (scaled to 300 micrometer)
69     int image; ///<flag to tag track-images
70    
71     TrkTrack();
72     TrkTrack(const TrkTrack&);
73    
74     void Dump();
75    
76     Bool_t HasImage(){return !(image==-1);} ///< Returns true if the track has an image
77     int DoTrack(Trajectory* t); ///< Evaluates the trajectory in the apparatus.
78     float BdL(){return 0;}; ///< Evaluates the integral of B*dL along the track.
79     Int_t GetNX(){Int_t n=0; for(Int_t i=0; i<6; i++)n+=xgood[i]; return n;};
80     Int_t GetNY(){Int_t n=0; for(Int_t i=0; i<6; i++)n+=ygood[i]; return n;};
81     Float_t GetRigidity();
82     Float_t GetDeflection();
83     Float_t GetDEDX();
84    
85     TrkTrack* GetTrkTrack(){return this;};
86    
87     ClassDef(TrkTrack,1);
88    
89     };
90     /**
91     * \brief Class to describe single clusters ("singlets").
92     *
93     * Single clusters are clusters not associated to any track.
94     */
95     class TrkSinglet : public TObject {
96    
97     private:
98    
99     public:
100    
101     int plane; ///<plane
102     float coord[2]; ///<coordinate (on sensor 1 and 2)
103     float sgnl; ///<cluster signal in MIP
104    
105     TrkSinglet();
106     TrkSinglet(const TrkSinglet&);
107    
108     void Dump();
109    
110     ClassDef(TrkSinglet,1);
111    
112     };
113    
114     /**
115     * \brief Class to describe tracker LEVEL2 data.
116     *
117     * A tracker events is defined by some general variables, plus the collection of all the fitted tracks and all
118     * single clusters on X and Y views.
119     * Tracks and single clusters ("singlets") are described by the classes TrkTrack and TrkSinglet respectivelly.
120     *
121     * Each track may have an "image", due to the ambiguity on the Y view, which is stored also.
122     * Thus, the number of stored tracks ( ntrk() ) differs from the number of "physical" tracks ( GetNTracks() ).
123     * Proper methods allow to sort tracks and select the physical ones ( GetTracks() ).
124     */
125     class TrkLevel2 : public TObject {
126    
127     private:
128    
129     public:
130    
131    
132    
133     Int_t good2;
134     Int_t crc[12];
135    
136     TClonesArray *Track; ///< fitted tracks
137     TClonesArray *SingletX; ///< x singlets
138     TClonesArray *SingletY; ///< y singlets
139    
140     TrkLevel2();
141     // TrkLevel2(cTrkLevel2 *);
142    
143     int ntrk(){return Track->GetEntries();} ///< number of stored track
144     int nclsx(){return SingletX->GetEntries();} ///< number of x singlets
145     int nclsy(){return SingletY->GetEntries();} ///< number of y singlets
146    
147     void Dump();
148     void FillCommonVar(cTrkLevel2 *);
149     void Clear();
150     void LoadField(TString);
151    
152     TrkTrack *GetStoredTrack(int i);
153     TClonesArray *GetTracks();
154    
155     int GetNTracks(){return this->GetTracks()->GetEntries();}
156     TrkTrack* GetTrack(int i);
157     TrkTrack* GetTrackImage(int i);
158    
159     TrkLevel2* GetTrkLevel2(){return this;}
160    
161     ClassDef(TrkLevel2,1);
162    
163     };
164    
165    
166    
167    
168     #endif

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