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b0f5e3fc | 1 | #ifndef ALIITSSEGMENTATION_H |
2 | #define ALIITSSEGMENTATION_H | |
3 | ||
b0f5e3fc | 4 | #include <TObject.h> |
b0f5e3fc | 5 | |
1ca7869b | 6 | class TF1; |
b0f5e3fc | 7 | class AliITSgeom; |
b0f5e3fc | 8 | //---------------------------------------------- |
9 | // | |
10 | // ITS segmentation virtual base class | |
11 | // | |
12 | class AliITSsegmentation : | |
13 | public TObject { | |
14 | public: | |
e8189707 | 15 | virtual ~AliITSsegmentation() {} |
b0f5e3fc | 16 | // Set Detector Segmentation Parameters |
17 | // | |
18 | // Detector size | |
19 | virtual void SetDetSize(Float_t Dx, Float_t Dz, Float_t Dy) {} | |
b0f5e3fc | 20 | // Cell size |
e8189707 | 21 | virtual void SetPadSize(Float_t p1, Float_t p2) {} |
b0f5e3fc | 22 | // Maximum number of cells along the two coordinates |
e8189707 | 23 | virtual void SetNPads(Int_t p1, Int_t p2) {} |
5752a110 | 24 | // Returns the maximum number of cells (digits) posible |
25 | virtual Int_t GetNPads(){return 0;} | |
b0f5e3fc | 26 | // Set angles - find a generic name fit for other detectors as well |
27 | // might be useful for beam test setups (3 angles ?) | |
28 | virtual void SetAngles(Float_t p1, Float_t p2) {} | |
a244dbf6 | 29 | // Set layer |
30 | virtual void SetLayer(Int_t l) {} | |
b0f5e3fc | 31 | // Transform from real to cell coordinates |
e8189707 | 32 | virtual void GetPadIxz(Float_t x ,Float_t z ,Int_t &ix,Int_t &iz) {} |
b0f5e3fc | 33 | // Transform from cell to real coordinates |
e8189707 | 34 | virtual void GetPadCxz(Int_t ix, Int_t iz, Float_t &x ,Float_t &z ) {} |
b0f5e3fc | 35 | // Transform from real global to local coordinates |
e8189707 | 36 | virtual void GetLocal(Int_t module,Float_t *g ,Float_t *l) {} |
b0f5e3fc | 37 | // Transform from real local to global coordinates |
e8189707 | 38 | virtual void GetGlobal(Int_t module,Float_t *l ,Float_t *g) {} |
39 | // Local transformation of real local coordinates - | |
40 | virtual void GetPadTxz(Float_t &x ,Float_t &z) {} | |
5752a110 | 41 | // Transformation from Geant cm detector center local coordinates |
42 | // to detector segmentation/cell coordiantes starting from (0,0). | |
43 | virtual void LocalToDet(Float_t x,Float_t z,Int_t &ix,Int_t &iz){} | |
44 | // Transformation from detector segmentation/cell coordiantes starting | |
45 | // from (0,0) to Geant cm detector center local coordinates. | |
46 | virtual void DetToLocal(Int_t ix,Int_t iz,Float_t &x,Float_t &z){} | |
b0f5e3fc | 47 | // Initialisation |
48 | virtual void Init() {} | |
49 | // | |
50 | // Get member data | |
51 | // | |
52 | // Detector type geometry | |
53 | virtual AliITSgeom* Geometry() {return 0;} | |
54 | // Detector length | |
e8189707 | 55 | virtual Float_t Dx() {return 0.;} |
b0f5e3fc | 56 | // Detector width |
e8189707 | 57 | virtual Float_t Dz() {return 0.;} |
b0f5e3fc | 58 | // Detector thickness |
e8189707 | 59 | virtual Float_t Dy() {return 0.;} |
b0f5e3fc | 60 | // Cell size in x |
e8189707 | 61 | virtual Float_t Dpx(Int_t) {return 0.;} |
b0f5e3fc | 62 | // Cell size in z |
e8189707 | 63 | virtual Float_t Dpz(Int_t) {return 0.;} |
b0f5e3fc | 64 | // Maximum number of Cells in x |
e8189707 | 65 | virtual Int_t Npx() {return 0;} |
b0f5e3fc | 66 | // Maximum number of Cells in z |
e8189707 | 67 | virtual Int_t Npz() {return 0;} |
a244dbf6 | 68 | // Layer |
69 | virtual Int_t GetLayer() {return 0;} | |
b0f5e3fc | 70 | // Angles |
71 | virtual void Angles(Float_t &, Float_t&) {} | |
b0f5e3fc | 72 | // Set cell position |
73 | virtual void SetPad(Int_t, Int_t) {} | |
74 | // Set hit position | |
75 | virtual void SetHit(Float_t, Float_t) {} | |
76 | ||
77 | // | |
78 | // Iterate over cells | |
79 | // Initialiser | |
e8189707 | 80 | virtual void FirstPad |
b0f5e3fc | 81 | (Float_t xhit, Float_t zhit, Float_t dx, Float_t dz) {} |
82 | // Stepper | |
e8189707 | 83 | virtual void NextPad() {} |
b0f5e3fc | 84 | // Condition |
e8189707 | 85 | virtual Int_t MorePads() {return 0;} |
b0f5e3fc | 86 | // |
87 | // Get next neighbours | |
88 | virtual void Neighbours | |
89 | (Int_t iX, Int_t iZ, Int_t* Nlist, Int_t Xlist[10], Int_t Zlist[10]) {} | |
90 | // | |
91 | // Current cell cursor during disintegration | |
92 | // x-coordinate | |
93 | virtual Int_t Ix() {return 0;} | |
94 | // z-coordinate | |
95 | virtual Int_t Iz() {return 0;} | |
96 | // | |
97 | // Signal Generation Condition during Stepping | |
98 | virtual Int_t SigGenCond(Float_t x, Float_t y, Float_t z) {return 0;} | |
99 | // Initialise signal generation at coord (x,y,z) | |
100 | virtual void SigGenInit(Float_t x, Float_t y, Float_t z) {} | |
101 | // Current integration limits | |
102 | virtual void IntegrationLimits | |
103 | (Float_t& x1, Float_t& x2, Float_t& z1, Float_t& z2) {} | |
104 | // Test points for auto calibration | |
105 | virtual void GiveTestPoints(Int_t &n, Float_t *x, Float_t *z) {} | |
106 | // Function for systematic corrections | |
107 | // Set the correction function | |
108 | virtual void SetCorrFunc(Int_t, TF1*) {} | |
109 | // Get the correction Function | |
110 | virtual TF1* CorrFunc(Int_t) {return 0;} | |
111 | ||
112 | ClassDef(AliITSsegmentation,1) //Segmentation virtual base class | |
113 | }; | |
b0f5e3fc | 114 | #endif |
115 | ||
116 | ||
117 | ||
118 | ||
119 |