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b0f5e3fc | 1 | #ifndef ALIITSSEGMENTATION_H |
2 | #define ALIITSSEGMENTATION_H | |
3 | ||
b0f5e3fc | 4 | #include <TObject.h> |
f6b6d58e | 5 | #include "AliLog.h" |
6 | #include "AliITSgeom.h" | |
b0f5e3fc | 7 | |
c9649d1e | 8 | /* $Id$ */ |
214b9c8f | 9 | |
b0f5e3fc | 10 | //---------------------------------------------- |
214b9c8f | 11 | // - |
12 | // ITS segmentation virtual base class - | |
13 | // - | |
14 | //---------------------------------------------- | |
15 | class TF1; | |
b0f5e3fc | 16 | class AliITSsegmentation : |
17 | public TObject { | |
18 | public: | |
55d2c544 | 19 | AliITSsegmentation(); |
20 | AliITSsegmentation(const AliITSsegmentation& source); | |
21 | virtual ~AliITSsegmentation(); | |
22 | AliITSsegmentation& operator=(const AliITSsegmentation &source); | |
b0f5e3fc | 23 | // Set Detector Segmentation Parameters |
24 | // | |
25 | // Detector size | |
55d2c544 | 26 | virtual void SetDetSize(Float_t p1,Float_t p2,Float_t p3) |
27 | {fDx=p1; fDz=p2; fDy=p3;} | |
b0f5e3fc | 28 | // Cell size |
55d2c544 | 29 | virtual void SetPadSize(Float_t,Float_t) {MayNotUse("SetPadSize");} |
b0f5e3fc | 30 | // Maximum number of cells along the two coordinates |
55d2c544 | 31 | virtual void SetNPads(Int_t,Int_t) = 0; |
5752a110 | 32 | // Returns the maximum number of cells (digits) posible |
55d2c544 | 33 | virtual Int_t GetNPads() const = 0; |
a244dbf6 | 34 | // Set layer |
55d2c544 | 35 | virtual void SetLayer(Int_t) {MayNotUse("SetLayer");} |
d24bc9d6 | 36 | // Number of Chips |
37 | virtual Int_t GetNumberOfChips() const {MayNotUse("GetNumberOfChips"); return 0;} | |
38 | // Chip number from local coordinates | |
39 | virtual Int_t GetChipFromLocal(Float_t, Float_t) const {MayNotUse("GetChipFromLocal"); return 0;} | |
40 | // Chip number from channel number | |
41 | virtual Int_t GetChipFromChannel(Int_t, Int_t) const {MayNotUse("GetChipFromChannel"); return 0;} | |
42 | ||
b0f5e3fc | 43 | // Transform from real to cell coordinates |
55d2c544 | 44 | virtual void GetPadIxz(Float_t,Float_t,Int_t &,Int_t &) const = 0; |
b0f5e3fc | 45 | // Transform from cell to real coordinates |
55d2c544 | 46 | virtual void GetPadCxz(Int_t,Int_t,Float_t &,Float_t &) const = 0; |
d24bc9d6 | 47 | // Local transformation of real local coordinates - |
48 | virtual void GetPadTxz(Float_t &,Float_t &) const = 0; | |
49 | // Transformation from Geant cm detector center local coordinates | |
50 | // to detector segmentation/cell coordiantes starting from (0,0). | |
51 | virtual Bool_t LocalToDet(Float_t,Float_t,Int_t &,Int_t &) const = 0; | |
52 | // Transformation from detector segmentation/cell coordiantes starting | |
53 | // from (0,0) to Geant cm detector center local coordinates. | |
54 | virtual void DetToLocal(Int_t,Int_t,Float_t &,Float_t &) const = 0; | |
f6b6d58e | 55 | |
b0f5e3fc | 56 | // Transform from real global to local coordinates |
d24bc9d6 | 57 | void GetLocal(Int_t module,Float_t *g ,Float_t *l, AliITSgeom *geom) const { |
214b9c8f | 58 | if(geom) geom->GtoL(module,g,l); |
59 | else AliFatal("Pointer to ITS geometry class (AliITSgeom) is null\n"); | |
f6b6d58e | 60 | } |
b0f5e3fc | 61 | // Transform from real local to global coordinates |
d24bc9d6 | 62 | void GetGlobal(Int_t module,Float_t *l ,Float_t *g, AliITSgeom *geom) const { |
214b9c8f | 63 | if(geom) geom->LtoG(module,l,g); |
64 | else AliFatal("Pointer to ITS geometry class (AliITSgeom) is null\n"); | |
f6b6d58e | 65 | } |
d24bc9d6 | 66 | |
b0f5e3fc | 67 | // Initialisation |
55d2c544 | 68 | virtual void Init() = 0; |
b0f5e3fc | 69 | // |
70 | // Get member data | |
71 | // | |
b0f5e3fc | 72 | // Detector length |
55d2c544 | 73 | virtual Float_t Dx() const {return fDx;} |
b0f5e3fc | 74 | // Detector width |
55d2c544 | 75 | virtual Float_t Dz() const {return fDz;} |
b0f5e3fc | 76 | // Detector thickness |
a3da6340 | 77 | virtual Float_t Dy() const {return fDy;} |
b0f5e3fc | 78 | // Cell size in x |
55d2c544 | 79 | virtual Float_t Dpx(Int_t) const = 0; |
b0f5e3fc | 80 | // Cell size in z |
55d2c544 | 81 | virtual Float_t Dpz(Int_t) const = 0; |
b0f5e3fc | 82 | // Maximum number of Cells in x |
55d2c544 | 83 | virtual Int_t Npx() const = 0; |
b0f5e3fc | 84 | // Maximum number of Cells in z |
55d2c544 | 85 | virtual Int_t Npz() const = 0; |
a244dbf6 | 86 | // Layer |
55d2c544 | 87 | virtual Int_t GetLayer() const {MayNotUse("GetLayer"); return 0;} |
b0f5e3fc | 88 | // Set hit position |
55d2c544 | 89 | // virtual void SetHit(Float_t, Float_t) {} |
90 | // angles | |
91 | virtual void Angles(Float_t& /* p */, Float_t& /* n */) const | |
92 | {MayNotUse("Angles");} | |
93 | ||
b0f5e3fc | 94 | // |
95 | // Get next neighbours | |
55d2c544 | 96 | virtual void Neighbours(Int_t,Int_t,Int_t*,Int_t[10],Int_t[10]) const |
97 | {MayNotUse("Neighbours");} | |
98 | ||
b0f5e3fc | 99 | // Function for systematic corrections |
100 | // Set the correction function | |
55d2c544 | 101 | virtual void SetCorrFunc(TF1* fc) {fCorr = fc;} |
b0f5e3fc | 102 | // Get the correction Function |
55d2c544 | 103 | virtual TF1* CorrFunc() {return fCorr;} |
104 | // Print Default parameters | |
105 | virtual void PrintDefaultParameters() const = 0; | |
106 | ||
107 | protected: | |
108 | ||
109 | virtual void Copy(TObject &obj) const; | |
110 | ||
111 | Float_t fDx; //SPD: Full width of the detector (x axis)- microns | |
112 | //SDD: Drift distance of the 1/2detector (x axis)-microns | |
113 | //SSD: Full length of the detector (x axis)- microns | |
114 | Float_t fDz; //SPD: Full length of the detector (z axis)- microns | |
c9649d1e | 115 | //SDD: Full Length of the detector (z axis) - microns |
55d2c544 | 116 | //SSD: Full width of the detector (z axis)- microns |
117 | Float_t fDy; //SPD: Full thickness of the detector (y axis) -um | |
118 | //SDD: Full thickness of the detector (y axis) - microns | |
119 | //SSD: Full thickness of the detector (y axis) -um | |
55d2c544 | 120 | TF1* fCorr; // correction function |
121 | ||
122 | ClassDef(AliITSsegmentation,2) //Segmentation virtual base class | |
b0f5e3fc | 123 | }; |
b0f5e3fc | 124 | #endif |