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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 | |
1ca7869b | 8 | class TF1; |
b0f5e3fc | 9 | //---------------------------------------------- |
10 | // | |
11 | // ITS segmentation virtual base class | |
12 | // | |
13 | class AliITSsegmentation : | |
14 | public TObject { | |
15 | public: | |
55d2c544 | 16 | AliITSsegmentation(); |
f6b6d58e | 17 | AliITSsegmentation(AliITSgeom *geom); |
55d2c544 | 18 | AliITSsegmentation(const AliITSsegmentation& source); |
19 | virtual ~AliITSsegmentation(); | |
20 | AliITSsegmentation& operator=(const AliITSsegmentation &source); | |
b0f5e3fc | 21 | // Set Detector Segmentation Parameters |
22 | // | |
23 | // Detector size | |
55d2c544 | 24 | virtual void SetDetSize(Float_t p1,Float_t p2,Float_t p3) |
25 | {fDx=p1; fDz=p2; fDy=p3;} | |
b0f5e3fc | 26 | // Cell size |
55d2c544 | 27 | virtual void SetPadSize(Float_t,Float_t) {MayNotUse("SetPadSize");} |
b0f5e3fc | 28 | // Maximum number of cells along the two coordinates |
55d2c544 | 29 | virtual void SetNPads(Int_t,Int_t) = 0; |
5752a110 | 30 | // Returns the maximum number of cells (digits) posible |
55d2c544 | 31 | virtual Int_t GetNPads() const = 0; |
a244dbf6 | 32 | // Set layer |
55d2c544 | 33 | virtual void SetLayer(Int_t) {MayNotUse("SetLayer");} |
d24bc9d6 | 34 | // Number of Chips |
35 | virtual Int_t GetNumberOfChips() const {MayNotUse("GetNumberOfChips"); return 0;} | |
36 | // Chip number from local coordinates | |
37 | virtual Int_t GetChipFromLocal(Float_t, Float_t) const {MayNotUse("GetChipFromLocal"); return 0;} | |
38 | // Chip number from channel number | |
39 | virtual Int_t GetChipFromChannel(Int_t, Int_t) const {MayNotUse("GetChipFromChannel"); return 0;} | |
40 | ||
b0f5e3fc | 41 | // Transform from real to cell coordinates |
55d2c544 | 42 | virtual void GetPadIxz(Float_t,Float_t,Int_t &,Int_t &) const = 0; |
b0f5e3fc | 43 | // Transform from cell to real coordinates |
55d2c544 | 44 | virtual void GetPadCxz(Int_t,Int_t,Float_t &,Float_t &) const = 0; |
d24bc9d6 | 45 | // Local transformation of real local coordinates - |
46 | virtual void GetPadTxz(Float_t &,Float_t &) const = 0; | |
47 | // Transformation from Geant cm detector center local coordinates | |
48 | // to detector segmentation/cell coordiantes starting from (0,0). | |
49 | virtual Bool_t LocalToDet(Float_t,Float_t,Int_t &,Int_t &) const = 0; | |
50 | // Transformation from detector segmentation/cell coordiantes starting | |
51 | // from (0,0) to Geant cm detector center local coordinates. | |
52 | virtual void DetToLocal(Int_t,Int_t,Float_t &,Float_t &) const = 0; | |
f6b6d58e | 53 | |
b0f5e3fc | 54 | // Transform from real global to local coordinates |
d24bc9d6 | 55 | void GetLocal(Int_t module,Float_t *g ,Float_t *l, AliITSgeom *geom) const { |
56 | if(!geom) { | |
f6b6d58e | 57 | AliFatal("Pointer to ITS geometry class (AliITSgeom) is null\n"); |
58 | return; | |
59 | } | |
d24bc9d6 | 60 | geom->GtoL(module,g,l); |
f6b6d58e | 61 | } |
b0f5e3fc | 62 | // Transform from real local to global coordinates |
d24bc9d6 | 63 | void GetGlobal(Int_t module,Float_t *l ,Float_t *g, AliITSgeom *geom) const { |
64 | if(!geom) { | |
f6b6d58e | 65 | AliFatal("Pointer to ITS geometry class (AliITSgeom) is null\n"); |
66 | } | |
d24bc9d6 | 67 | geom->LtoG(module,l,g); |
f6b6d58e | 68 | } |
d24bc9d6 | 69 | |
b0f5e3fc | 70 | // Initialisation |
55d2c544 | 71 | virtual void Init() = 0; |
b0f5e3fc | 72 | // |
73 | // Get member data | |
74 | // | |
b0f5e3fc | 75 | // Detector length |
55d2c544 | 76 | virtual Float_t Dx() const {return fDx;} |
b0f5e3fc | 77 | // Detector width |
55d2c544 | 78 | virtual Float_t Dz() const {return fDz;} |
b0f5e3fc | 79 | // Detector thickness |
a3da6340 | 80 | virtual Float_t Dy() const {return fDy;} |
b0f5e3fc | 81 | // Cell size in x |
55d2c544 | 82 | virtual Float_t Dpx(Int_t) const = 0; |
b0f5e3fc | 83 | // Cell size in z |
55d2c544 | 84 | virtual Float_t Dpz(Int_t) const = 0; |
b0f5e3fc | 85 | // Maximum number of Cells in x |
55d2c544 | 86 | virtual Int_t Npx() const = 0; |
b0f5e3fc | 87 | // Maximum number of Cells in z |
55d2c544 | 88 | virtual Int_t Npz() const = 0; |
a244dbf6 | 89 | // Layer |
55d2c544 | 90 | virtual Int_t GetLayer() const {MayNotUse("GetLayer"); return 0;} |
b0f5e3fc | 91 | // Set hit position |
55d2c544 | 92 | // virtual void SetHit(Float_t, Float_t) {} |
93 | // angles | |
94 | virtual void Angles(Float_t& /* p */, Float_t& /* n */) const | |
95 | {MayNotUse("Angles");} | |
96 | ||
b0f5e3fc | 97 | // |
98 | // Get next neighbours | |
55d2c544 | 99 | virtual void Neighbours(Int_t,Int_t,Int_t*,Int_t[10],Int_t[10]) const |
100 | {MayNotUse("Neighbours");} | |
101 | ||
b0f5e3fc | 102 | // Function for systematic corrections |
103 | // Set the correction function | |
55d2c544 | 104 | virtual void SetCorrFunc(TF1* fc) {fCorr = fc;} |
b0f5e3fc | 105 | // Get the correction Function |
55d2c544 | 106 | virtual TF1* CorrFunc() {return fCorr;} |
107 | // Print Default parameters | |
108 | virtual void PrintDefaultParameters() const = 0; | |
109 | ||
110 | protected: | |
111 | ||
112 | virtual void Copy(TObject &obj) const; | |
113 | ||
114 | Float_t fDx; //SPD: Full width of the detector (x axis)- microns | |
115 | //SDD: Drift distance of the 1/2detector (x axis)-microns | |
116 | //SSD: Full length of the detector (x axis)- microns | |
117 | Float_t fDz; //SPD: Full length of the detector (z axis)- microns | |
118 | //SDD: Length of half-detector (z axis) - microns | |
119 | //SSD: Full width of the detector (z axis)- microns | |
120 | Float_t fDy; //SPD: Full thickness of the detector (y axis) -um | |
121 | //SDD: Full thickness of the detector (y axis) - microns | |
122 | //SSD: Full thickness of the detector (y axis) -um | |
55d2c544 | 123 | TF1* fCorr; // correction function |
124 | ||
125 | ClassDef(AliITSsegmentation,2) //Segmentation virtual base class | |
b0f5e3fc | 126 | }; |
b0f5e3fc | 127 | #endif |