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237c933d | 1 | #ifndef ALIRICHSEGMENTATIONV0_H |
2 | #define ALIRICHSEGMENTATIONV0_H | |
3 | ||
4 | ||
5 | /* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. * | |
6 | * See cxx source for full Copyright notice */ | |
7 | ||
8 | /* $Id$ */ | |
9 | ||
10 | #include "AliRICHSegmentation.h" | |
11 | ||
12 | class AliRICHSegmentationV0 : | |
13 | public AliRICHSegmentation { | |
14 | public: | |
15 | AliRICHSegmentationV0(){} | |
16 | virtual ~AliRICHSegmentationV0(){} | |
17 | // | |
18 | // Set Chamber Segmentation Parameters | |
19 | // | |
20 | // Pad size Dx*Dy | |
21 | virtual void SetPadSize(Float_t p1, Float_t p2); | |
22 | // Anod Pitch | |
23 | virtual void SetDAnod(Float_t D) {fWireD = D;}; | |
24 | ||
25 | // | |
26 | // Transform from pad (wire) to real coordinates and vice versa | |
27 | // | |
28 | // Anod wire coordinate closest to xhit | |
29 | virtual Float_t GetAnod(Float_t xhit); | |
30 | // Transform from pad to real coordinates | |
31 | virtual void GetPadIxy(Float_t x ,Float_t y ,Int_t &ix,Int_t &iy); | |
32 | // Transform from real to pad coordinates | |
33 | virtual void GetPadCxy(Int_t ix,Int_t iy,Float_t &x ,Float_t &y ); | |
34 | // | |
35 | // Initialisation | |
36 | virtual void Init(AliRICHChamber* chamber); | |
37 | // | |
38 | // Get member data | |
39 | // | |
40 | // Pad size in x | |
41 | virtual Float_t Dpx(){return fDpx;} | |
42 | // | |
43 | // Pad size in y | |
44 | virtual Float_t Dpy(){return fDpy;} | |
45 | // Pad size in x by Sector | |
46 | virtual Float_t Dpx(Int_t) {return fDpx;} | |
47 | // Pad size in y by Sector | |
48 | virtual Float_t Dpy(Int_t) {return fDpy;} | |
49 | // Max number of Pads in x | |
50 | virtual Int_t Npx(){return fNpx;} | |
51 | // Max number of Pads in y | |
52 | virtual Int_t Npy(){return fNpy;} | |
53 | ||
54 | ||
55 | // set pad position | |
56 | virtual void SetPad(Int_t ix, Int_t iy); | |
57 | // set hit position | |
58 | virtual void SetHit(Float_t xhit , Float_t yhit); | |
59 | // | |
60 | // Iterate over pads | |
61 | // Initialiser | |
62 | virtual void FirstPad(Float_t xhit, Float_t yhit, Float_t dx, Float_t dy); | |
63 | // Stepper | |
64 | virtual void NextPad(); | |
65 | // Condition | |
66 | virtual Int_t MorePads(); | |
67 | // | |
68 | // Distance between 1 pad and a position | |
69 | virtual Float_t Distance2AndOffset(Int_t iX, Int_t iY, Float_t X, Float_t Y, Int_t * | |
70 | dummy); | |
71 | // Number of pads read in parallel and offset to add to x | |
72 | // (specific to LYON, but mandatory for display) | |
73 | virtual void GetNParallelAndOffset(Int_t iX, Int_t iY, | |
74 | Int_t *Nparallel, Int_t *Offset) {*Nparallel=1;*Offset=0;} | |
75 | // Get next neighbours | |
76 | virtual void Neighbours | |
77 | (Int_t iX, Int_t iY, Int_t* Nlist, Int_t Xlist[10], Int_t Ylist[10]); | |
78 | // | |
79 | // Current Pad during Integration | |
80 | // x-coordinate | |
81 | virtual Int_t Ix(){return fix;} | |
82 | // y-coordinate | |
83 | virtual Int_t Iy(){return fiy;} | |
84 | // current sector | |
85 | virtual Int_t ISector(){return 1;} | |
86 | // calculate sector from x-y coordinates | |
87 | virtual Int_t Sector(Float_t x, Float_t y){return 1;} | |
88 | // | |
89 | // Signal Generation Condition during Stepping | |
90 | virtual Int_t SigGenCond(Float_t x, Float_t y, Float_t z); | |
91 | // Initialise signal gneration at coord (x,y,z) | |
92 | virtual void SigGenInit(Float_t x, Float_t y, Float_t z); | |
93 | // Current integration limits | |
94 | virtual void IntegrationLimits | |
95 | (Float_t& x1, Float_t& x2, Float_t& y1, Float_t& y2); | |
96 | // Test points for auto calibration | |
97 | virtual void GiveTestPoints(Int_t &n, Float_t *x, Float_t *y); | |
98 | // Debugging utilities | |
99 | virtual void Draw(); | |
100 | // Function for systematic corrections | |
101 | virtual void SetCorrFunc(Int_t dum, TF1* func) {fCorr=func;} | |
102 | ||
103 | virtual TF1* CorrFunc(Int_t) {return fCorr;} | |
104 | ClassDef(AliRICHSegmentationV0,1) | |
105 | protected: | |
106 | // | |
107 | // Implementation of the segmentation data | |
108 | // Version 0 models rectangular pads with the same dimensions all | |
109 | // over the cathode plane | |
110 | // | |
111 | // geometry | |
112 | // | |
113 | Float_t fDpx; // x pad width per sector | |
114 | Float_t fDpy; // y pad base width | |
115 | Int_t fNpx; // Number of pads in x | |
116 | Int_t fNpy; // Number of pads in y | |
117 | Int_t fSector; // Current padplane | |
118 | Float_t fWireD; // wire pitch | |
119 | ||
120 | ||
121 | ||
122 | // Chamber region consideres during disintegration (lower left and upper right corner) | |
123 | // | |
124 | Int_t fixmin; // lower left x | |
125 | Int_t fixmax; // lower left y | |
126 | Int_t fiymin; // upper right x | |
127 | Int_t fiymax; // upper right y | |
128 | // | |
129 | // Current pad during integration (cursor for disintegration) | |
130 | Int_t fix; // pad coord. x | |
131 | Int_t fiy; // pad coord. y | |
132 | Float_t fx; // x | |
133 | Float_t fy; // y | |
134 | // | |
135 | // Current pad and wire during tracking (cursor at hit centre) | |
136 | Float_t fxhit; //x position | |
137 | Float_t fyhit; //y position | |
138 | // Reference point to define signal generation condition | |
139 | Int_t fixt; // pad coord. x | |
140 | Int_t fiyt; // pad coord. y | |
141 | Int_t fiwt; // wire number | |
142 | Float_t fxt; // x | |
143 | Float_t fyt; // y | |
144 | TF1* fCorr; // correction function | |
145 | }; | |
146 | #endif |