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1 | #ifndef ALIITSSEGMENTATIONSDD_H | |
2 | #define ALIITSSEGMENTATIONSDD_H | |
3 | ||
4 | ||
5 | #include "AliITSsegmentation.h" | |
6 | ||
7 | ////////////////////////////////////////////////////// | |
8 | // Segmentation class for SDD // | |
9 | // // | |
10 | ////////////////////////////////////////////////////// | |
11 | class AliITSsegmentationSDD : | |
12 | public AliITSsegmentation { | |
13 | public: | |
14 | ||
15 | ||
16 | AliITSsegmentationSDD(); | |
17 | AliITSsegmentationSDD(const AliITSsegmentationSDD &source); | |
18 | AliITSsegmentationSDD& operator=(const AliITSsegmentationSDD &source); | |
19 | AliITSsegmentationSDD(AliITSgeom *gm); | |
20 | virtual ~AliITSsegmentationSDD(){} | |
21 | ||
22 | // Set Detector Segmentation Parameters | |
23 | // | |
24 | // get the drift speed used for this segmentation | |
25 | virtual Float_t GetDriftSpeed()const{return fDriftSpeed;} | |
26 | // Set the drift speed needed for this segmentation | |
27 | virtual void SetDriftSpeed(Float_t ds){ | |
28 | fDriftSpeed = ds; | |
29 | fSetDriftSpeed=kTRUE; | |
30 | } | |
31 | // Cell size dz*dx | |
32 | virtual void SetPadSize(Float_t pitch, Float_t clock) | |
33 | {fPitch=pitch;fTimeStep=1000./clock;} | |
34 | ||
35 | // Maximum number of cells along the two coordinates z,x (anodes,samples) | |
36 | virtual void SetNPads(Int_t p1, Int_t p2) | |
37 | {fNanodes=2*p1;fNsamples=p2;} | |
38 | // Returns the maximum number of cells (digits) posible | |
39 | virtual Int_t GetNPads() const {return fNanodes*fNsamples;} | |
40 | ||
41 | // Transform from real local to cell coordinates | |
42 | virtual void GetPadIxz(Float_t x ,Float_t z ,Int_t &ix,Int_t &iz) const; | |
43 | // Transform from cell to real local coordinates | |
44 | virtual void GetPadCxz(Int_t ix,Int_t iz,Float_t &x ,Float_t &z ) const; | |
45 | // Transform from real global to local coordinates | |
46 | virtual void GetLocal(Int_t module,Float_t *g ,Float_t *l) const; | |
47 | // Transform from real local to global coordinates | |
48 | virtual void GetGlobal(Int_t module,Float_t *l ,Float_t *g) const; | |
49 | // Get anode and time bucket as floats - numbering from 0 | |
50 | virtual void GetPadTxz(Float_t &x ,Float_t &z) const; | |
51 | // Transformation from Geant cm detector center local coordinates | |
52 | // to detector segmentation/cell coordiantes starting from (0,0). | |
53 | virtual Bool_t LocalToDet(Float_t x,Float_t z,Int_t &ix,Int_t &iz) const; | |
54 | // Transformation from detector segmentation/cell coordiantes starting | |
55 | // from (0,0) to Geant cm detector center local coordinates. | |
56 | virtual void DetToLocal(Int_t ix,Int_t iz,Float_t &x,Float_t &z) const; | |
57 | // | |
58 | // Initialisation | |
59 | virtual void Init(); | |
60 | // | |
61 | // Get member data | |
62 | // | |
63 | // Cell size in x | |
64 | virtual Float_t Dpx(Int_t) const {return fTimeStep;} | |
65 | // Cell size in z | |
66 | virtual Float_t Dpz(Int_t) const {return fPitch;} | |
67 | ||
68 | // Maximum number of samples in x | |
69 | virtual Int_t Npx() const {return fNsamples;} | |
70 | // Maximum number of anodes in z | |
71 | virtual Int_t Npz() const {return fNanodes;} | |
72 | // Maximum number of anodes in z | |
73 | virtual Int_t NpzHalf() const {return fNanodes/2;} | |
74 | ||
75 | // | |
76 | // Get next neighbours | |
77 | virtual void Neighbours(Int_t iX,Int_t iZ,Int_t* Nlist,Int_t Xlist[10], | |
78 | Int_t Zlist[10]) const; | |
79 | ||
80 | // Current integration limits | |
81 | virtual void IntegrationLimits(Float_t&,Float_t&,Float_t&,Float_t&) {} | |
82 | // Print Parameters | |
83 | virtual void Print(Option_t *opt="") const; | |
84 | // Print default parameters (static const data members, if any) | |
85 | virtual void PrintDefaultParameters() const; | |
86 | ||
87 | protected: | |
88 | ||
89 | virtual void Copy(TObject &obj) const; | |
90 | ||
91 | Int_t fNsamples; // Number of time samples in x | |
92 | Int_t fNanodes; // Summed # of anodes in the two det halves (z) | |
93 | Float_t fPitch; // Anode pitch - microns | |
94 | Float_t fTimeStep; // Sampling time - ns | |
95 | Float_t fDriftSpeed; // Drift speed | |
96 | Bool_t fSetDriftSpeed; // flag for usage of drift speed | |
97 | static const Float_t fgkDxDefault; // Default value for fDx | |
98 | static const Float_t fgkDzDefault; // Default value for fDz | |
99 | static const Float_t fgkDyDefault; // Default value for fDy | |
100 | static const Float_t fgkPitchDefault; //Default value for fPitch | |
101 | static const Float_t fgkClockDefault; //Default value for the clock freq. | |
102 | static const Int_t fgkHalfNanodesDefault; //Default value for fNanodes/2 | |
103 | static const Int_t fgkNsamplesDefault; //Default value for fNsamples | |
104 | ||
105 | ClassDef(AliITSsegmentationSDD,4) // SDD segmentation | |
106 | }; | |
107 | ||
108 | #endif |