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Method Sector(x,y) added.
[u/mrichter/AliRoot.git] / MUON / AliMUONSegmentationSlat.h
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5de7d27f 1#ifndef ALIMUONSEGMENTATIONSLAT_H
2#define ALIMUONSEGMENTATIONSLAT_H
3/* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
4 * See cxx source for full Copyright notice */
5
6/* $Id$ */
7
8/////////////////////////////////////////////////////
9// Segmentation classes for slat modules //
10// to be used with AluMUONSegmentationSlat //
11/////////////////////////////////////////////////////
12
13#include "AliSegmentation.h"
14
15class TArrayI;
16class TObjArray;
17class AliMUONSegmentationSlatModule;
18class AliMUONChamber;
19
20
21class AliMUONSegmentationSlat :
22public AliSegmentation {
23 public:
24 AliMUONSegmentationSlat();
e9e4cdf2 25 AliMUONSegmentationSlat(Int_t nsec);
c2c0190f 26 virtual ~AliMUONSegmentationSlat();
5de7d27f 27 //
28 // Set Chamber Segmentation Parameters
29 //
30 // Pad size Dx*Dy
31 virtual void SetPadSize(Float_t p1, Float_t p2);
32 // Anod Pitch
33 virtual void SetDAnod(Float_t D) {fWireD = D;};
34
35 // Anod wire coordinate closest to xhit
36 virtual Float_t GetAnod(Float_t xhit) const;
37
38 void SetPadDivision(Int_t ndiv[4]);
39
40 // Transform from pad to real coordinates
41 virtual void GetPadI(Float_t x, Float_t y , Float_t z, Int_t &ix, Int_t &iy);
42 // Transform from real to pad coordinates
43 virtual void GetPadC(Int_t ix, Int_t iy, Float_t &x, Float_t &y, Float_t &z);
44 // Initialisation
45 virtual void Init(Int_t chamber);
46 //
47 // Get member data
48 //
49 //
50 // Pad size in x
51 virtual Float_t Dpx() const {return fDpx;}
52
53 // Pad size in y
54 virtual Float_t Dpy() const {return fDpy;}
55 // Pad size in x by Sector
56 virtual Float_t Dpx(Int_t isec) const;
57 // Pad size in y by Sector
58 virtual Float_t Dpy(Int_t isec) const;
59 // Maximum number of Pads in x
60 virtual Int_t Npx() const {return fNpx;}
61 // Maximum number of Pads in y
62 virtual Int_t Npy() const {return fNpy;}
63 //
64 virtual void SetPad(Int_t ix,Int_t iy);
65
66 virtual void SetHit(Float_t xhit, Float_t yhit, Float_t zhit);
67 //
68 // Iterate over pads
69 // Initialiser
70 virtual void FirstPad(Float_t xhit, Float_t yhit, Float_t zhit, Float_t dx, Float_t dy);
71 // Stepper
72 virtual void NextPad();
73 // Condition
74 virtual Int_t MorePads();
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 virtual Float_t Distance2AndOffset(Int_t iX, Int_t iY, Float_t X, Float_t Y, Int_t *dummy) {return 0.;}
79 virtual void GetNParallelAndOffset(Int_t iX, Int_t iY,
80 Int_t *Nparallel, Int_t *Offset) {*Nparallel=1;*Offset=0;}
81 //
82 // Current Pad during Integration
83 // x-coordinate
84 virtual Int_t Ix();
85 // y-coordinate
86 virtual Int_t Iy();
87 // current sector
88 virtual Int_t ISector();
89 // calculate sector from pad coordinates
90 virtual Int_t Sector(Int_t ix, Int_t iy);
4193aa5d 91 virtual Int_t Sector(Float_t x, Float_t y)
92 {
93 Int_t ix, iy;
94 GetPadI(x,y,0.,ix,iy);
95 Sector(ix,iy);
96 }
97
5de7d27f 98 //
99 // Signal Generation Condition during Stepping
100 virtual Int_t SigGenCond(Float_t x, Float_t y, Float_t z);
101 // Initialise signal generation at coord (x,y,z)
102 virtual void SigGenInit(Float_t x, Float_t y, Float_t z);
103
104 //
105 // Integration
106 // Current integration limits
107 virtual void IntegrationLimits
108 (Float_t& x1, Float_t& x2, Float_t& y1, Float_t& y2);
109 //
110 // Class specific methods
111 virtual void SetNSlats(Int_t nslats) {fNSlats = nslats;}
112 virtual void SetShift(Float_t shift) {fShift = shift;}
113 virtual void SetNPCBperSector(Int_t *npcb);
114 virtual void SetSlatXPositions(Float_t *xpos);
2b202c2e 115 virtual void SetSlatYPosition(Float_t ypos) {fYPosOrigin = ypos;}
5de7d27f 116 virtual AliMUONSegmentationSlatModule* Slat(Int_t index) const;
117
118// Not used
119 // Test points for auto calibration
120 virtual void GiveTestPoints(Int_t &n, Float_t *x, Float_t *y) const {;}
121 // Draw the segmentation zones
aaf4addd 122 virtual void Draw(const char *opt = "") const;
123
5de7d27f 124
125 // Function for systematic corrections
126 // Set the correction function
127 virtual void SetCorrFunc(Int_t, TF1*) {;}
128
129 // Get the correction Function
130 virtual TF1* CorrFunc(Int_t) const {return NULL;}
131 protected:
132
133 virtual void GlobalToLocal(
134 Float_t x, Float_t y, Float_t z, Int_t &islat, Float_t &xlocal, Float_t &ylocal);
135 virtual void GlobalToLocal(
136 Int_t ix, Int_t iy, Int_t &islat, Int_t &ixlocal, Int_t &iylocal);
137
138 virtual void LocalToGlobal(
139 Int_t islat, Float_t xlocal, Float_t ylocal, Float_t &x, Float_t &y, Float_t &z);
140 virtual void LocalToGlobal(
141 Int_t islat, Int_t ixlocal, Int_t iylocal, Int_t &ix, Int_t &iy);
2b202c2e 142 virtual void SetSymmetry(Int_t ix);
143 virtual void SetSymmetry(Float_t x);
5de7d27f 144 // Factory method for associated slat module class
145 virtual AliMUONSegmentationSlatModule* CreateSlatModule();
146
147 protected:
148
149 AliMUONChamber* fChamber; // Parent Chamber
aaf4addd 150 Int_t fId; // Identifier
5de7d27f 151 //
152 // Geometry
153 //
154 Float_t fWireD; // Wire Pitch
155 Int_t fNSlats; // Number of slats
2b202c2e 156 Int_t fPcb[15][4]; // PcbSegmentation
157 Float_t fXPosition[15]; // x-position of slats
158 Float_t fYPosOrigin; // y-Position of lowest slat
159 Float_t fYPosition[15]; // y-position of slats
160 Float_t fSlatX[15]; // Slat x-dimension
5de7d27f 161 Float_t fSlatY; // Slat y-dimension
162 Float_t fDpx; // Pad size x
163 Float_t fDpy; // Pad size y
164 Int_t fNpx; // maximum number of pads in x
165 Int_t fNpy; // maximum number of pads in y
2b202c2e 166 Int_t fSym; // signs for symmetry trafo
5de7d27f 167 Float_t fShift; // Half overlap of pad planes
168 Float_t fDz; // Half distance between slat planes
169
170 TArrayI* fNDiv; // Pad size division
171 // Slats
aaf4addd 172 TObjArray* fSlats; // Array of Slats
5de7d27f 173 // Proxy data
aaf4addd 174 AliMUONSegmentationSlatModule* fCurrentSlat; // Pointer to current slat
175 Int_t fSlatIndex; // Current slat index
176 ClassDef(AliMUONSegmentationSlat,1) // Segmentation for Muon Chamber built from Slat Modules
5de7d27f 177};
178
179
180#endif
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