1 #ifndef ALIMUONST345SLATSEGMENTATION_H
2 #define ALIMUONST345SLATSEGMENTATION_H
3 /* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
4 * See cxx source for full Copyright notice */
9 /// \class AliMUONSt345SlatSegmentation
10 /// \brief Segmentation for slat modules
12 ///*********************************************************
13 /// Segmentation classes for slat modules
14 /// This class works with local coordinates
15 /// of the slats via the class AliMUONGeometrySegmentation
16 /// This class contains the size of the slats and the
17 /// and the differents PCB densities.
18 ///*********************************************************
20 #include "AliMUONVGeometryDESegmentation.h"
26 class AliMUONSt345SlatSegmentation : public AliMUONVGeometryDESegmentation
29 AliMUONSt345SlatSegmentation();
30 AliMUONSt345SlatSegmentation(Bool_t bending);
31 virtual ~AliMUONSt345SlatSegmentation();
33 virtual Float_t Distance2AndOffset(Int_t iX, Int_t iY, Float_t X, Float_t Y, Int_t * dummy); // Distance between 1 pad and a position
34 virtual Float_t Dpx() const {return fDpx;} // Pad size in x
35 virtual Float_t Dpy() const {return fDpy;} // Pad size in y
36 virtual Float_t Dpx(Int_t isec) const; // Pad size in x by Sector
37 virtual Float_t Dpy(Int_t isec) const; // Pad size in y by Sector
38 virtual void Draw(const char */*opt*/ = "") {} // Not implemented
39 virtual void FirstPad(Float_t xhit, Float_t yhit, Float_t dx, Float_t dy); // Initialisation for pad iteration
40 virtual void FirstPad(Float_t xhit, Float_t yhit, Float_t zhit, Float_t dx, Float_t dy);
42 virtual Bool_t HasPad(Float_t /*x*/, Float_t /*y*/, Float_t /*z*/) { return true; }
43 virtual Bool_t HasPad(Int_t ix, Int_t iy);
44 virtual AliMUONGeometryDirection GetDirection() { return kDirUndefined; }
46 virtual Float_t GetAnod(Float_t xhit) const; // Anod wire coordinate closest to xhit
47 virtual void GetPadI(Float_t x ,Float_t y ,Int_t &ix,Int_t &iy); // Transform from pad to real coordinates
48 virtual void GetPadI(Float_t x, Float_t y , Float_t z, Int_t &ix, Int_t &iy);
49 virtual void GetPadC(Int_t ix, Int_t iy, Float_t &x, Float_t &y);
50 virtual void GetPadC(Int_t ix, Int_t iy, Float_t &x, Float_t &y, Float_t &z) {z=0; GetPadC(ix, iy, x , y);}
52 virtual void IntegrationLimits(Float_t& x1, Float_t& x2, Float_t& y1, Float_t& y2); //Current integration limits
53 virtual Int_t ISector() {return fSector;} // Current Pad during Integration (current sector)
54 virtual Int_t Ix() {return fIx;} // x-coordinate
55 virtual Int_t Iy() {return fIy;} // y-coordinate
57 virtual Int_t MorePads(); // Condition
59 virtual void Neighbours(Int_t iX, Int_t iY, Int_t* Nlist, Int_t Xlist[10], Int_t Ylist[10]); // Get next neighbours
60 virtual void NextPad(); // Stepper
61 virtual Int_t Npx() const {return fNpx;} // Maximum number of Pads in x
62 virtual Int_t Npy() const {return fNpy;} // Maximum number of Pads in y
64 virtual void SetDAnod(Float_t D) {fWireD = D;}; // Anod pitch
65 virtual Int_t Sector(Int_t ix, Int_t iy); // Calculate sector from pad coordinates
66 virtual void SetHit(Float_t xhit, Float_t yhit); // Set hit position
67 virtual void SetHit(Float_t xhit, Float_t yhit, Float_t zhit);
68 virtual void SetId(Int_t id) {fId=id;} // Setting detection element
69 virtual void SetPad(Int_t ix, Int_t iy); // Set pad position
70 virtual void SetPadDivision(Int_t ndiv[4]); // Set Slat Segmentation Parameters
71 virtual void SetPadSize(Float_t p1, Float_t p2); // Pad size Dx*Dy
72 virtual void SetPcbBoards(Int_t n[4]); // Set Segmentation Zones (PCB Boards)
74 // The following function could be obsolet for this class, but they are pure virtual in AliSegmentation
75 virtual void GetNParallelAndOffset(Int_t /*iX*/, Int_t /*iY*/, Int_t */*Nparallel*/, Int_t */*Offset*/) {};
76 virtual Int_t SigGenCond(Float_t /*x*/, Float_t /*y*/, Float_t /*z*/){return 0;} ; // Signal Generation Condition during Stepping
77 virtual void SigGenInit(Float_t /*x*/, Float_t /*y*/, Float_t /*z*/){}; // Initialise signal gneration at coord (x,y,z)
78 virtual void GiveTestPoints(Int_t &/*n*/, Float_t * /*x*/, Float_t */*y*/) const{}; // Test points for auto calibration
79 virtual void SetCorrFunc(Int_t /*dum*/, TF1* /*func*/){}; // Function for systematic corrections, Set the correction function
80 virtual TF1* CorrFunc(Int_t) const {return 0x0;} // Get the correction Function
81 virtual Int_t Sector(Float_t /*x*/, Float_t /*y*/) {return 1;}
83 virtual void Init(Int_t detectionElementId); // Initialisation
84 // Current integration limits
88 AliMUONSt345SlatSegmentation(const AliMUONSt345SlatSegmentation& rhs);
89 AliMUONSt345SlatSegmentation& operator=(const AliMUONSt345SlatSegmentation& rhs);
92 // Internal geometry of the slat
93 Bool_t fBending; // 0: Bending or 1:Non Bending segmentation
94 Int_t fId; // Identifier of detection element
95 Int_t fNsec; // Number of density sectors (should be 4, if not not warranty about the output
96 TArrayI* fNDiv; // Densities (d1, d2, d3, d4). It should be (4, 4, 2, 1) which goes from beam to out-beam
97 TArrayF* fDpxD; // x pad width per density sector
98 TArrayF* fDpyD; // x pad width per density sector
99 Float_t fDpx; // x pad base width
100 Float_t fDpy; // y pad base width
101 Int_t fNpx; // Number of pads in x
102 Int_t fNpy; // Number of pads in y
103 Float_t fWireD; // wire pitch
104 Int_t fRtype; // type of the slat: rounded R=1,2,3, rounded short R=-1,-2,-3, short R=4, normal R=0
106 Int_t fSector; // Current density sector
107 Float_t fDxPCB; // x-size of PCB board
108 Float_t fDyPCB; // y-size of PCB board
109 Int_t fPcbBoards[4]; // number of PCB boards per density sector n1,n2,n3,n4
110 // n1 PcbBoard with density d1, n2 PcbBoards with density d2, etc ....
113 Int_t fNpxS[10]; // Number of pads per sector in x
114 Int_t fNpyS[10]; // Number of pads per sector in y
115 Float_t fCx[10]; // pad-sector contour x vs y
116 Float_t fCy; // y offset
118 // Current pad and wire during tracking (cursor at hit centre)
119 Float_t fXhit; // ! x-position of hit
120 Float_t fYhit; // ! y-position of hit
122 // Current pad and wire during tracking (cursor at hit centre)
123 Int_t fIx; // ! pad coord. x
124 Int_t fIy; // ! pad coord. y
125 Float_t fX; // ! real coord. x
126 Float_t fY; // ! real ccord. y
128 // Chamber region consideres during disintegration
129 Int_t fIxmin; // ! lower left x
130 Int_t fIxmax; // ! lower left y
131 Int_t fIymin; // ! upper right x
132 Int_t fIymax; // ! upper right y
134 // Chamber region consideres during disintegration (lower left and upper right corner)
135 Float_t fXmin; // lower left x
136 Float_t fXmax; // lower left y
137 Float_t fYmin; // upper right x
138 Float_t fYmax; // upper right y
140 Bool_t fInitDone; // flag for initialization
142 ClassDef(AliMUONSt345SlatSegmentation,3)