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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 | ||
a2f7eaf6 | 10 | #include "AliSegmentation.h" |
237c933d | 11 | |
12 | class AliRICHSegmentationV0 : | |
a2f7eaf6 | 13 | public AliSegmentation { |
237c933d | 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 | |
a2f7eaf6 | 29 | virtual Float_t GetAnod(Float_t xhit) const; |
237c933d | 30 | // Transform from pad to real coordinates |
a2f7eaf6 | 31 | virtual void GetPadI(Float_t x, Float_t y , Int_t &ix, Int_t &iy); |
32 | virtual void GetPadI(Float_t x, Float_t y , Float_t z, Int_t &ix, Int_t &iy) | |
33 | {GetPadI(x, y, ix, iy);} | |
237c933d | 34 | // Transform from real to pad coordinates |
a2f7eaf6 | 35 | virtual void GetPadC(Int_t ix, Int_t iy, Float_t &x, Float_t &y); |
36 | virtual void GetPadC(Int_t ix, Int_t iy, Float_t &x, Float_t &y, Float_t &z) | |
37 | {z=0; GetPadC(ix, iy, x , y);} | |
237c933d | 38 | // |
39 | // Initialisation | |
a2f7eaf6 | 40 | virtual void Init(Int_t id); |
237c933d | 41 | // |
42 | // Get member data | |
43 | // | |
44 | // Pad size in x | |
a2f7eaf6 | 45 | virtual Float_t Dpx() const {return fDpx;} |
237c933d | 46 | // |
47 | // Pad size in y | |
a2f7eaf6 | 48 | virtual Float_t Dpy() const {return fDpy;} |
237c933d | 49 | // Pad size in x by Sector |
a2f7eaf6 | 50 | virtual Float_t Dpx(Int_t) const {return fDpx;} |
237c933d | 51 | // Pad size in y by Sector |
a2f7eaf6 | 52 | virtual Float_t Dpy(Int_t) const {return fDpy;} |
237c933d | 53 | // Max number of Pads in x |
a2f7eaf6 | 54 | virtual Int_t Npx() const {return fNpx;} |
237c933d | 55 | // Max number of Pads in y |
a2f7eaf6 | 56 | virtual Int_t Npy() const {return fNpy;} |
237c933d | 57 | |
58 | ||
59 | // set pad position | |
60 | virtual void SetPad(Int_t ix, Int_t iy); | |
61 | // set hit position | |
62 | virtual void SetHit(Float_t xhit , Float_t yhit); | |
a2f7eaf6 | 63 | virtual void SetHit(Float_t xhit, Float_t yhit, Float_t zhit) |
64 | {SetHit(xhit, yhit);} | |
237c933d | 65 | // |
66 | // Iterate over pads | |
67 | // Initialiser | |
68 | virtual void FirstPad(Float_t xhit, Float_t yhit, Float_t dx, Float_t dy); | |
a2f7eaf6 | 69 | virtual void FirstPad(Float_t xhit, Float_t yhit, Float_t zhit, Float_t dx, Float_t dy) |
70 | {FirstPad(xhit, yhit, dx, dy);} | |
237c933d | 71 | // Stepper |
72 | virtual void NextPad(); | |
73 | // Condition | |
74 | virtual Int_t MorePads(); | |
75 | // | |
76 | // Distance between 1 pad and a position | |
77 | virtual Float_t Distance2AndOffset(Int_t iX, Int_t iY, Float_t X, Float_t Y, Int_t * | |
78 | dummy); | |
79 | // Number of pads read in parallel and offset to add to x | |
80 | // (specific to LYON, but mandatory for display) | |
81 | virtual void GetNParallelAndOffset(Int_t iX, Int_t iY, | |
82 | Int_t *Nparallel, Int_t *Offset) {*Nparallel=1;*Offset=0;} | |
83 | // Get next neighbours | |
84 | virtual void Neighbours | |
85 | (Int_t iX, Int_t iY, Int_t* Nlist, Int_t Xlist[10], Int_t Ylist[10]); | |
86 | // | |
87 | // Current Pad during Integration | |
88 | // x-coordinate | |
a2f7eaf6 | 89 | virtual Int_t Ix() {return fIx;} |
237c933d | 90 | // y-coordinate |
a2f7eaf6 | 91 | virtual Int_t Iy() {return fIy;} |
237c933d | 92 | // current sector |
a2f7eaf6 | 93 | virtual Int_t ISector() {return 1;} |
237c933d | 94 | // calculate sector from x-y coordinates |
a2f7eaf6 | 95 | virtual Int_t Sector(Int_t ix, Int_t iy) {return 1;} |
237c933d | 96 | // |
97 | // Signal Generation Condition during Stepping | |
98 | virtual Int_t SigGenCond(Float_t x, Float_t y, Float_t z); | |
99 | // Initialise signal gneration 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& y1, Float_t& y2); | |
104 | // Test points for auto calibration | |
a2f7eaf6 | 105 | virtual void GiveTestPoints(Int_t &n, Float_t *x, Float_t *y) const; |
237c933d | 106 | // Debugging utilities |
a2f7eaf6 | 107 | virtual void Draw(const char* = "") const; |
237c933d | 108 | // Function for systematic corrections |
109 | virtual void SetCorrFunc(Int_t dum, TF1* func) {fCorr=func;} | |
bf88e9dd | 110 | |
111 | // Getters for padplane dimensions | |
112 | virtual Float_t GetPadPlaneWidth() {return fPadPlane_Width;} | |
113 | virtual Float_t GetPadPlaneLength() {return fPadPlane_Length;} | |
237c933d | 114 | |
a2f7eaf6 | 115 | virtual TF1* CorrFunc(Int_t) const {return fCorr;} |
237c933d | 116 | ClassDef(AliRICHSegmentationV0,1) |
117 | protected: | |
118 | // | |
119 | // Implementation of the segmentation data | |
120 | // Version 0 models rectangular pads with the same dimensions all | |
121 | // over the cathode plane | |
122 | // | |
123 | // geometry | |
124 | // | |
125 | Float_t fDpx; // x pad width per sector | |
126 | Float_t fDpy; // y pad base width | |
127 | Int_t fNpx; // Number of pads in x | |
128 | Int_t fNpy; // Number of pads in y | |
129 | Int_t fSector; // Current padplane | |
130 | Float_t fWireD; // wire pitch | |
131 | ||
bf88e9dd | 132 | Float_t fPadPlane_Width; //width of CsI padplanes |
133 | Float_t fPadPlane_Length; //length of CsI padplanes | |
237c933d | 134 | |
135 | ||
136 | // Chamber region consideres during disintegration (lower left and upper right corner) | |
137 | // | |
72e468a5 | 138 | Int_t fIxmin; // lower left x |
139 | Int_t fIxmax; // lower left y | |
140 | Int_t fIymin; // upper right x | |
141 | Int_t fIymax; // upper right y | |
237c933d | 142 | // |
143 | // Current pad during integration (cursor for disintegration) | |
72e468a5 | 144 | Int_t fIx; // pad coord. x |
145 | Int_t fIy; // pad coord. y | |
146 | Float_t fX; // x | |
147 | Float_t fY; // y | |
237c933d | 148 | // |
149 | // Current pad and wire during tracking (cursor at hit centre) | |
72e468a5 | 150 | Float_t fXhit; //x position |
151 | Float_t fYhit; //y position | |
237c933d | 152 | // Reference point to define signal generation condition |
72e468a5 | 153 | Int_t fIxt; // pad coord. x |
154 | Int_t fIyt; // pad coord. y | |
155 | Int_t fIwt; // wire number | |
156 | Float_t fXt; // x | |
157 | Float_t fYt; // y | |
237c933d | 158 | TF1* fCorr; // correction function |
159 | }; | |
160 | #endif | |
72e468a5 | 161 | |
162 |