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1 | #ifndef AliRICHSegmentation_h | |
2 | #define ALIRICHSegmentation_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 | ||
9 | #include "TObject.h" | |
10 | class TF1; | |
11 | ||
12 | class AliRICHSegmentation : public TObject | |
13 | { | |
14 | public: | |
15 | AliRICHSegmentation(); | |
16 | virtual ~AliRICHSegmentation(){} | |
17 | // pad size getter&setter | |
18 | void SetPadSize(Float_t p1, Float_t p2) {fDpx=p1;fDpy=p2;Init();} | |
19 | Float_t Dpx() const{return fDpx;} // Get pad width in cm | |
20 | Float_t Dpy() const{return fDpy;} // Get pad heights in cm | |
21 | ||
22 | Int_t Npx() const{return fNpx;} // Get number of Pads in x direction | |
23 | Int_t Npy() const{return fNpy;} // Get number of Pads in y direction | |
24 | Float_t DeadZone() const{return fDeadZone;} // Dead zone width in cm | |
25 | ||
26 | void SetDAnod(Float_t D) {fWireD = D; Init();} | |
27 | Float_t GetAnod(Float_t xhit) const; | |
28 | ||
29 | Int_t Ix() const{return fIx;} // Current pad during integration: x-coordinate | |
30 | Int_t Iy() const{return fIy;} // Current pad during integration: y-coordinate | |
31 | Int_t ISector() const{return fSector;} // Get current sector | |
32 | ||
33 | void GetPadI(Float_t x, Float_t y , Int_t &ix, Int_t &iy); | |
34 | // void GetPadI(Float_t x, Float_t y , Float_t z, Int_t &ix, Int_t &iy) {GetPadI(x, y, ix, iy);} | |
35 | // Transform from real to pad coordinates | |
36 | void GetPadC(Int_t ix, Int_t iy, Float_t &x, Float_t &y); | |
37 | // void GetPadC(Int_t ix, Int_t iy, Float_t &x, Float_t &y, Float_t &z) {z=0; GetPadC(ix, iy, x , y);} | |
38 | // | |
39 | void Init(); // Recalculation after changing the paremeters | |
40 | Float_t Dpx(Int_t) const {return fDpx;} | |
41 | Float_t Dpy(Int_t) const {return fDpy;} | |
42 | ||
43 | void SetCorrFunc(Int_t dum, TF1* func) {fCorr=func;}// Set function for systematic corrections | |
44 | TF1* CorrFunc(Int_t) const {return fCorr;}// Set function for systematic corrections | |
45 | ||
46 | Float_t GetPadPlaneWidth() const {return fPadPlane_Width;} | |
47 | Float_t GetPadPlaneLength() const {return fPadPlane_Length;} | |
48 | ||
49 | void SetPad(Int_t ix, Int_t iy); // set pad position | |
50 | void SetHit(Float_t xhit , Float_t yhit);// set hit position | |
51 | ||
52 | ||
53 | // void SetHit(Float_t xhit, Float_t yhit, Float_t zhit){SetHit(xhit, yhit);} | |
54 | // | |
55 | // Iterate over pads | |
56 | // Initialiser | |
57 | void FirstPad(Float_t xhit, Float_t yhit, Float_t dx, Float_t dy); | |
58 | void FirstPad(Float_t xhit, Float_t yhit, Float_t zhit, Float_t dx, Float_t dy) | |
59 | {FirstPad(xhit, yhit, dx, dy);} | |
60 | // Stepper | |
61 | void NextPad(); | |
62 | // Condition | |
63 | Int_t MorePads(); | |
64 | // | |
65 | // Distance between 1 pad and a position | |
66 | Float_t Distance2AndOffset(Int_t iX, Int_t iY, Float_t X, Float_t Y, Int_t *dummy); | |
67 | // Number of pads read in parallel and offset to add to x | |
68 | // (specific to LYON, but mandatory for display) | |
69 | virtual void GetNParallelAndOffset(Int_t iX, Int_t iY,Int_t *Nparallel, Int_t *Offset) {*Nparallel=1;*Offset=0;} | |
70 | ||
71 | void Neighbours(Int_t iX, Int_t iY, Int_t* Nlist, Int_t Xlist[10], Int_t Ylist[10]); | |
72 | ||
73 | ||
74 | Int_t Sector(Float_t x,Float_t y); // calculate sector from x-y coordinates | |
75 | ||
76 | // Signal Generation Condition during Stepping | |
77 | Int_t SigGenCond(Float_t x, Float_t y, Float_t z); | |
78 | ||
79 | void SigGenInit(Float_t x, Float_t y, Float_t z);// Initialise signal gneration at coord (x,y,z) | |
80 | void IntegrationLimits(Float_t& x1, Float_t& x2, Float_t& y1, Float_t& y2); // Current integration limits | |
81 | void GiveTestPoints(Int_t &n, Float_t *x, Float_t *y) const{n=1;x[0]=0.;y[0]=x[0];} // Test points for auto calibration | |
82 | ||
83 | ||
84 | ||
85 | protected: | |
86 | Float_t fDpx; // x pad width per sector | |
87 | Float_t fDpy; // y pad base width | |
88 | Int_t fNpx; // Number of pads in x | |
89 | Int_t fNpy; // Number of pads in y | |
90 | Int_t fSector; // Current padplane | |
91 | Float_t fWireD; // wire pitch | |
92 | ||
93 | Float_t fDeadZone; //width of deadzones beteween CsI padplanes | |
94 | Float_t fPadPlane_Width; //width of CsI padplanes | |
95 | Float_t fPadPlane_Length; //length of CsI padplanes | |
96 | ||
97 | ||
98 | // Chamber region consideres during disintegration (lower left and upper right corner) | |
99 | Int_t fIxmin; // lower left x | |
100 | Int_t fIxmax; // lower left y | |
101 | Int_t fIymin; // upper right x | |
102 | Int_t fIymax; // upper right y | |
103 | ||
104 | Int_t fIx; // Current x pad during integration (cursor for disintegration) | |
105 | Int_t fIy; // Current y pad during integration (cursor for disintegration) | |
106 | Float_t fX; // x | |
107 | Float_t fY; // y | |
108 | // | |
109 | // Current pad and wire during tracking (cursor at hit centre) | |
110 | Float_t fXhit; //x position | |
111 | Float_t fYhit; //y position | |
112 | // Reference point to define signal generation condition | |
113 | Int_t fIxt; // pad coord. x | |
114 | Int_t fIyt; // pad coord. y | |
115 | Int_t fIwt; // wire number | |
116 | Float_t fXt; // x | |
117 | Float_t fYt; // y | |
118 | TF1* fCorr; // correction function | |
119 | ||
120 | ClassDef(AliRICHSegmentation,1) | |
121 | }; | |
122 | #endif //AliRICHSegmentation_h |